diff --git a/admin.php b/admin.php
index b4fb44c..6ba7e70 100644
--- a/admin.php
+++ b/admin.php
@@ -26,7 +26,7 @@ if ($me->isAdminLevelLowerThan ( 15 )) {
 			<div class="commanderCommandSelector">			
 				Commande :
 				<select id="commandSelector">
-					<option value="get" selected="selected">get</option>
+					<option value="get" selected="true">get</option>
 					<option value="set">set</option>
 					<option value="remove">remove</option>
 					<option value="add">add</option>
@@ -53,7 +53,7 @@ if ($me->isAdminLevelLowerThan ( 15 )) {
 			<div class="commander" id="addCommander" style="display: none;">
 				Sujet :
 				<select id="addClassSelector">
-					<option value="membre" selected="selected">Membre</option>
+					<option value="membre" selected="true">Membre</option>
 					<option value="discussion">Discussion</option>
 					<option value="message">Message</option>
 					<option value="projet">Projet</option>
@@ -63,10 +63,10 @@ if ($me->isAdminLevelLowerThan ( 15 )) {
 				<div class="addDivAttribute" id="addDivAttributeMembre" style="display: block;">
 					<span>Pseudo :<input type="text" class="addCommanderAttribute pseudo" alt="Un pseudonyme valide" title="Un pseudonyme valide"/></span><br/>
 					<span>Mot de passe :<input type="text" class="addCommanderAttribute mdp" alt="Un mot de passe valide" title="Un mot de passe valide"/></span><br/>
-					<span>Email :<input type="text" class="addCommanderAttribute email" alt="Une adresse mail valide (outrepasse la v�rification)" title="Une adresse mail valide (outrepasse la v&eacute;rification)"/></span><br/>
+					<span>Email :<input type="text" class="addCommanderAttribute email" alt="Une adresse mail valide (outrepasse la vérification)" title="Une adresse mail valide (outrepasse la v&eacute;rification)"/></span><br/>
 					<span class="facultatif">Date de cr&eacute;ation :<input type="text" class="addCommanderAttribute dateCreation" alt="Une date Mysql valide (AAAA-MM-JJ hh:mm:ss), si vide, la date de r&eacute;ception de la requ&ecirc;te" title="Une date Mysql valide (AAAA-MM-JJ hh:mm:ss), si vide, la date de r&eacute;ception de la requ&ecirc;te"/></span><br/>
 					<span class="facultatif">Banni&egrave;re :<input type="text" class="addCommanderAttribute banniere" alt="Un chemin vers une image, si vide, alors utilise la banni&egrave;re de base" title="Un chemin vers une image, si vide, alors utilise la banni&egrave;re de base"/></span><br/>
-					<span class="facultatif">Message :<input type="text" class="addCommanderAttribute message" alt="Une chaine de caract&egrave;res, si vide, aucun message ne sera affich�" title="Une chaine de caract&egrave;res, si vide, aucun message ne sera affich&eacute;"/></span><br/>
+					<span class="facultatif">Message :<input type="text" class="addCommanderAttribute message" alt="Une chaine de caract&egrave;res, si vide, aucun message ne sera affiché" title="Une chaine de caract&egrave;res, si vide, aucun message ne sera affich&eacute;"/></span><br/>
 				</div>
 				
 				<div class="addDivAttribute" id="addDivAttributeDiscussion" style="display: none;">
@@ -113,7 +113,7 @@ if ($me->isAdminLevelLowerThan ( 15 )) {
 			<div class="commander" id="bddCommander" style="display: none;">
 				Action :
 				<select id="bddActionSelector">
-					<option value="sort" selected="selected">Sort</option>
+					<option value="sort" selected="true">Sort</option>
 					<option value="save">Save</option>
 					<option value="retieve">Retieve</option>
 				</select><br/>
diff --git a/clazz/2/Article.class.php b/clazz/2/Article.class.php
new file mode 100644
index 0000000..504b038
--- /dev/null
+++ b/clazz/2/Article.class.php
@@ -0,0 +1,27 @@
+<?php
+class Article {
+	
+	
+	public static function getNewest($count){
+		$req = $GLOBALS['bdd']->prepare('SELECT * FROM articles ORDER BY lastNoticeableChangeDate DESC LIMIT '.intval($count));
+		$req->execute();
+		$reps = array();
+		while($rep = $req->fetch()){
+			$reps[] = array();
+			$reps[count($reps)-1]['title'] = $rep['title'];
+			$reps[count($reps)-1]['short'] = $rep['short'];
+			$reps[count($reps)-1]['text'] = $rep['text'];
+			$reps[count($reps)-1]['picPath'] = $rep['picPath'];
+			
+		}
+		return $reps;
+		
+	}
+	
+	
+}
+	
+	
+	
+	
+
diff --git a/clazz/2/Discussion.class.php b/clazz/2/Discussion.class.php
new file mode 100644
index 0000000..a86277b
--- /dev/null
+++ b/clazz/2/Discussion.class.php
@@ -0,0 +1,88 @@
+<?php
+class Discussion{
+	
+	public static function createDiscussion($sid,$mdp,$name){
+		$sid = intval($pseudo);
+		$mdp = PDO::quote(strval($mdp));
+		$name = PDO::quote(strval($name));
+		$rep = $GLOBALS['bdd']->exec('CALL `CreateDiscussion`('.$sid.','.$mdp.','.$name.', @p3 , @p4); SELECT @p3 AS ndiscutID , ID AS outputCode , errorMessage AS message , htmlErrorMessage AS htmlMessage FROM errorReturns WHERE ID = @p4;')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode'],$rep['message'],$rep['htmlMessage']);
+		return $rep['ndiscutId'];
+	}
+	
+	public static function getMessages($sid,$mdp,$did){
+		$GLOBALS['bdd']->exec('CREATE TEMPORARY TABLE smz (ID INT,senderID INT,senderPseudo VARCHAR(255),texte TEXT,sendTime DATETIME,rights INT(1))');
+		$req = $GLOBALS['bdd']->prepare('CALL `GetDiscutMessages`(:sid,:mdp,:did, @o)');
+		$req->bindValue(':sid', $sid);
+		$req->bindValue(':mdp', $mdp);
+		$req->bindValue(':did', $did);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		$req = $GLOBALS['bdd']->query('SELECT * FROM smz');
+		$jmsgs = array();
+		while($rep=$req->fetch()){
+			$jmsg = array();
+			$jmsg['messageID'] = $rep['ID'];
+			$jmsg['senderID'] = $rep['senderID'];
+			$jmsg['pseudo'] = $rep['senderPseudo'];
+			$jmsg['texte'] = $rep['texte'];
+			$jmsg['sendTime'] = $rep['sendTime'];
+			$jmsg['sendTimestamp'] = strToTime($rep['sendTime']);
+			$jmsg['rights'] = $rep['rights'] == 1;
+			$jmsgs[] = $jmsg;
+		}
+		return $jmsgs;
+	}
+	
+	public static function getVisibleDiscuts($sid,$mdp){
+		
+		$GLOBALS['bdd']->exec('CREATE TEMPORARY TABLE discuts (ID INT,name VARCHAR(255),creatorPseudo VARCHAR(255))');
+		//$rep = $GLOBALS['bdd']->exec('INSERT @t');
+		$req = $GLOBALS['bdd']->prepare('CALL `GetVisibleDiscuts`(:sid, :mdp, @o, @canCreate)');
+		$req->bindValue(':sid', $sid);
+		$req->bindValue(':mdp', $mdp);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode, @canCreate AS canCreate')->fetch();
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		
+		$out = array();
+		$out['canCreate'] = $rep['canCreate'] == 1;
+		$req = $GLOBALS['bdd']->query('SELECT * FROM discuts');
+		
+		$out['discuts'] = array();
+		while($rep = $req->fetch()){
+			$dout = array();
+			$dout['ID'] = intval($rep['ID']);
+			$dout['name'] = $rep['name'];
+			$dout['creatorPseudo'] = $rep['creatorPseudo'];
+			$out['discuts'][] = $dout;
+		}
+		return $out;
+		
+	}
+	
+	
+	public static function getDiscutInfo($sessionID,$sessionPassword,$did){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `GetDiscutInfo`(:ssi,:ssp,:did,@o,@c);');
+		$req->bindValue(':ssi', $sessionID); 
+		$req->bindValue(':ssp', $sessionPassword);
+		$req->bindValue(':did', $did);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode, @c AS connected')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		$out = array();
+		$out['connected'] = $rep['connected'] == 1;
+		$out['ID'] = intval($did);
+		
+		return $out;
+		
+	}
+	
+	
+	const MALFORMED_DATE = 'La date de cr&eacute;ation doit &ecirc;tre de la forme "AAAA:MM:JJ hh:mm:ss"';
+	const DATE_CREATION_CHANGED = 'La date de cr&eacute;ation a bien &eacute;t&eacute; chang&eacute;e';
+}
diff --git a/clazz/2/Langage.class.php b/clazz/2/Langage.class.php
new file mode 100644
index 0000000..30c90aa
--- /dev/null
+++ b/clazz/2/Langage.class.php
@@ -0,0 +1,88 @@
+<?php
+class Langage{
+	
+	//FIXME const
+	public static $java;
+	public static $vba;
+	
+	public static $languages = array();
+	
+	protected $ID;
+	protected $name;
+	protected $avalivableFiles;//String "jar xlsx javadoc" in constructor , stored as a string array
+	
+	
+	public function __construct($ID,$name,$avalivableFiles){
+		$this->ID = $ID;
+		$this->name = $name;
+		$this->avalivableFiles = explode(" ",$avalivableFiles);
+		Langage::$languages[] = $this;
+	}
+	
+	public function getID(){
+		return $this->ID;
+	}
+	public function getName(){
+		return $this->name;
+	}
+	public function getAvalivableFiles(){
+		return $this->avalivableFiles;
+	}
+	public function isJarAvalivable(){
+		return in_array("jar",$this->avalivableFiles);
+	}
+	public function isJavaAvalivable(){
+		return in_array("java",$this->avalivableFiles);
+	}
+	public function isJavadocAvalivable(){
+		return in_array("javadoc",$this->avalivableFiles);
+	}
+	public function isXlsmAvalivable(){
+		return in_array("xlsm",$this->avalivableFiles);
+	}
+	public function isVbAvalivable(){
+		return in_array("vb",$this->avalivableFiles);
+	}
+	
+	public function isJarAccessible($fileAccessibility){
+		return $this->isJarAvalivable() AND ($fileAccessibility >> array_search("jar",$this->avalivableFiles)) % 2 === 1;
+	}
+	public function isJavaAccessible($fileAccessibility){
+		return $this->isJavaAvalivable() AND ($fileAccessibility >> array_search("java",$this->avalivableFiles)) % 2 === 1;
+	}
+	public function isJavadocAccessible($fileAccessibility){
+		return $this->isJavadocAvalivable() AND ($fileAccessibility >> array_search("javadoc",$this->avalivableFiles)) % 2 === 1;
+	}
+	public function isXlsmAccessible($fileAccessibility){
+		return $this->isXlsmAvalivable() AND ($fileAccessibility >> array_search("xlsm",$this->avalivableFiles)) % 2 === 1;
+	}
+	public function isVbAccessible($fileAccessibility){
+		return $this->isVbAvalivable() AND ($fileAccessibility >> array_search("vb",$this->avalivableFiles)) % 2 === 1;
+	}
+	
+	public static function getFromID($ID){
+		foreach(Langage::$languages AS $language){
+			if($language->getID() == $ID)
+				return $language;
+		}
+		return NULL;
+	}
+	
+	public static function getFromName($name){
+		foreach(Langage::$languages AS $language){
+			if($language->getName() == $name)
+				return $language;
+		}
+		return NULL;
+	}
+	public static function getLanguagesFromVersions($versions){
+		$languages = array();
+		foreach($versions AS $version)
+			array_push($languages,$version->getLanguage());
+		$languages = array_unique($languages,SORT_REGULAR);
+		return $languages;
+	}
+	
+}
+Langage::$java = new Langage(0, "Java", "jar java javadoc");
+Langage::$vba = new Langage(1, "VBA", "xlsm vb");
diff --git a/clazz/2/MegaStockage.class.php b/clazz/2/MegaStockage.class.php
new file mode 100644
index 0000000..2f56aa6
--- /dev/null
+++ b/clazz/2/MegaStockage.class.php
@@ -0,0 +1,327 @@
+<?php
+class Membre {
+	
+	protected $ID;
+	protected $accountID;
+	protected $accountPassword;
+	protected $owner;
+	protected $liberties;// [ [ read , read ],[ write , write ] ]
+	protected $path;
+	protected $size;
+
+	protected $valid;
+	
+	public function __construct($ID) {
+		$this->ID = $ID;
+		$req = $GLOBALS['bdd']->prepare('SELECT * FROM megaStockages WHERE ID=?');
+		$req->execute(array($ID));
+		if($rep = $req->fetch()){
+			$this->valid = TRUE;
+			$this->accountID = $rep['accountID'];
+			$this->accountPassword = $rep['accountPassword'];
+			$this->owner = new Membre($rep['owner']);
+			$this->liberties = /* TODO parse liberties */$rep['liberties'];
+			$this->path = $rep['path'];
+			$this->size = $rep['size'];
+		}else{
+			$this->valid = FALSE;
+		}
+	}
+	
+	public function __toString(){
+		$out = 'MegaStockage\n';
+		$out .= '\tID:' . $this->ID . '\n';
+		$out .= '\tAccount ID:' . $this->accountID . '\n';
+		$out .= '\tAccount password' . $this->adminLevel . '\n';
+		$out .= '\tOwner:' . $this->owner->__toString() . '\n';
+		$out .= '\tLiberties:' . $this->liberties . '\n';
+		$out .= '\tPath:' . $this->path . '\n';
+		$out .= '\tSize:' . $this->size . '\n';
+		return $out;
+	}
+	
+	public function exists(){
+		return $this->valid;
+	}
+	
+	//Getters
+	//TODO gen getters
+	
+	//Useful getters
+	public function canRead($he){
+		$read = $this->liberties[0];
+		if($read=='public')
+			return TRUE;
+		else if(in_array($he->getID(),$read))
+			return TRUE;
+		return FALSE;
+	}
+	public function canWrite($he){
+		$write = $this->liberties[1];
+		if($write=='public')
+			return TRUE;
+		else if(in_array($he->getID(),$write))
+			return TRUE;
+		return FALSE;
+	}
+	
+	//Setters
+	public function setAttribute($attribute,$value,$valueType){
+		//TODO todo
+		$json=FALSE;
+		switch ($attribute){
+			case 'ID':
+				if($valueType !== '0'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = intval($value);
+				break;
+			case 'pseudo':
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			case 'hashedPseudo':
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			case 'adminLevel':
+				if($valueType !== '0'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = intval($value);
+				break;
+			case 'dateCreation':
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.$value.'"';
+				break;
+			case 'requiredBanner'://FIXME jsonMysqlProblem
+				$json=TRUE;
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			case 'personnalMessage':
+				$json=TRUE;
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			default:
+				echo 'Undefined attribute "'.$attribute.'" for the class Membre';
+				exit;
+		}	
+			
+		$restrictionValues[] = $value;
+		if($json){
+			//TODO Set command for json
+		}else{
+			$command = 'UPDATE membres SET ' . $attribute . '=' . $value . ' WHERE ID=' . $this->ID;
+		}
+		echo $command.'</br>';
+		$req = $GLOBALS['bdd']->prepare($command);
+		$req->execute(array());
+		if($req->errorInfo()[0] != 0){
+			echo 'Eine MYSQL Exception hat geworft. Einschuldigung';
+			exit;
+		}
+	}
+	
+	
+	/**
+	 * 
+	 * @return Objects which matchs the specified restrictions
+	 */
+	public static function getFromAttributes($restrictions){
+		$whereCommands = array();
+		$restrictionValues = array();
+		foreach ($restrictions as $restriction){
+			$whereCommand = NULL;
+			$attribute = $restriction[0];
+			$json = FALSE;
+			$operator = NULL;
+			$value = NULL;
+			try {
+				switch ($attribute){
+					case 'ID':
+						if($restriction[2][0] !== '0'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = intval($restriction[2][1]);
+						$operator = Utility::getIntegerSqlOperator($restriction[1]);
+						break;
+					case 'pseudo':
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					case 'hashedPseudo':
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					case 'adminLevel':
+						if($restriction[2][0] !== '0'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = intval($restriction[2][1]);
+						$operator = Utility::getIntegerSqlOperator($restriction[1]);
+						break;
+					case 'dateCreation':
+						if($restriction[2][0] !== '"'){//TODO add type date
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.$restriction[2][1].'"';
+						$operator = Utility::getDateSqlOperator($restriction[1]);
+						break;
+					case 'requiredBanner'://FIXME jsonMysqlProblem
+						$json=TRUE;
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					case 'personnalMessage':
+						$json=TRUE;
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					default:
+						echo 'Undefined attribute "'.$attribute.'" for the class Membre';
+						exit;
+				}
+			}catch(InvalidOperatorException $e){
+				echo $e->getMessage().' when reading attribute "'.$attribute.'"';
+				exit;
+			}
+			
+			$restrictionValues[] = $value;
+			if($json){
+				$whereCommand = '((data->"$.'.$attribute.'" IS NOT NULL) AND (data->"$.'.$attribute.'" '.$operator.' ? ))';
+			}else{
+				$whereCommand = $attribute . ' ' . $operator . ' ' . $value;
+			}
+			$whereCommands[] = $whereCommand;
+		}
+		$wherePart = "";
+		if(count($whereCommands) >0)
+			$wherePart = 'WHERE '.implode(' AND ',$whereCommands);
+		
+		$command = 'SELECT * FROM membres '.$wherePart;
+		$req = $GLOBALS['bdd']->prepare($command);
+		$req->execute($restrictionValues);
+		echo $command.'</br>';
+		if($req->errorInfo()[0] != 0)
+			echo 'Erreur SQL, veuillez verifier les selecteurs';
+		$out = array();
+		while($rep = $req->fetch())
+			$out[] = new Membre($rep['ID']);
+		
+		//Choose return value
+		switch(count($out)){
+			case 0:
+				return NULL;
+			case 1:
+				return $out[0];
+			default:
+				return $out;
+		}
+	}
+	
+	public static function getFromPseudo($pseudo){
+		return Membre::getFromAttributes(array(['pseudo','=',['"',$pseudo]]));
+	}
+	
+	public static function getFromAdminLevel($level){
+		return Membre::getFromAttributes(array(['adminLevel','=',['0',$level]]));
+	}
+	
+	public static function getFromDateCreation($date){
+		return Membre::getFromAttributes(array(['dateCreation','=',['0',$date]]));
+	}
+	
+	public static function getCreatedLaterThan($date){
+		return Membre::getFromAttributes(array(['dateCreation','>',['"',$date]]));
+	}
+	
+	public static function getCreatedEarlierThan($date){
+		return Membre::getFromAttributes(array(['dateCreation','<',['"',$date]]));
+	}
+	
+	public static function getAdminGreaterThan($min){
+		return Membre::getFromAttributes(array(['adminLevel','>',['0',$min]]));
+	}
+	
+	public static function getAdminLowerThan($max){
+		return Membre::getFromAttributes(array(['adminLevel','<',['0',$max]]));
+	}
+
+	public static function me(){
+		if(!isset($_SESSION['session_id']))
+			return NULL;
+		$me = new Membre($_SESSION['session_id']);
+		if(!$me->exists())
+			return NULL;
+		return $me;
+	}
+	
+	
+	//Membre creator
+	public static function registerPerson($pseudo, $mdp) {
+		if (Membre::getFromPseudo($pseudo))
+			return Membre::USED_USERNAME;
+		$req = $GLOBALS ['bdd']->prepare ('INSERT INTO membres(pseudo,mdp,date_creation) VALUES (?,?,NOW())');
+		$req->execute (array($pseudo,password_hash( $mdp, PASSWORD_DEFAULT)));
+		return Membre::PERSON_REGISTERED;
+	}
+	
+	//Operateurs
+	public function __is_identical($copain){
+		return $this->getID() == $copain->getID();
+	}
+
+	
+	//Outputs texts
+	
+	//changePassword
+	const PASSWORD_TOO_LONG = 'Le mot de passe est trop long ! (Max : 255 caract&egrave;res)';
+	const PASSWORD_CHANGED = 'Le mot de passe a bien &eacute;t&eacute; chang&eacute;';
+	
+	//registerPerson
+	const USED_USERNAME = 'Le pseudonyme est d&eacute;j&agrave; utilis&eacute;';
+	const PERSON_REGISTERED = 'Le membre a bien &eacute;t&eacute; inscrit !';
+}
+	
+	
+	
+	
+
diff --git a/clazz/2/Membre.class.php b/clazz/2/Membre.class.php
new file mode 100644
index 0000000..63a2d31
--- /dev/null
+++ b/clazz/2/Membre.class.php
@@ -0,0 +1,75 @@
+<?php
+class Membre {
+	
+	const DEFAULT_BANNER = "pictures/bande.png";
+	
+	public static function registerPerson($pseudo,$password){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `RegisterPerson`(:ps,:pw,@o);');
+		$req->bindValue(':ps', $pseudo); 
+		$req->bindValue(':pw', $password);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode, @sid AS membreId')->fetch();
+		 
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+	}
+
+	public static function headerInfos($sessionID,$sessionPassword){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `HeaderInfos`(:ssi,:ssp,@o,@c,@p);');
+		$req->bindValue(':ssi', $sessionID); 
+		$req->bindValue(':ssp', $sessionPassword);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode, @c AS connected, @p AS pseudo')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		$out = array();
+		$out['connected'] = $rep['connected'] == 1;
+		$out['pseudo'] = $rep['pseudo'];
+		
+		return $out;
+		
+	}
+	public static function checkLogin($pseudo,$sessionPassword){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `CheckLogin`(:ssps,:sspw,@o,@sid);');
+		$req->bindValue(':ssps', $pseudo); 
+		$req->bindValue(':sspw', $sessionPassword);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode, @sid AS membreId')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		return $rep['membreId'];
+	}
+	public static function checkIdLogin($sid,$sessionPassword){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `CheckIdLogin`(:sid,:sspw,@o);');
+		$req->bindValue(':sid', $sid); 
+		$req->bindValue(':sspw', $sessionPassword);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+	}
+	public static function changePassword($sid,$rmdp,$mdp){
+		
+		var_dump($sid);
+		var_dump($rmdp);
+		var_dump($mdp);
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `ChangePassword`(:ssi,:rmdp,:nmdp,@o);');
+		$req->bindValue(':ssi', $sid); 
+		$req->bindValue(':rmdp', $rmdp);
+		$req->bindValue(':nmdp', $mdp);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+	}
+
+}
+	
+	
+	
+	
+
diff --git a/clazz/2/Message.class.php b/clazz/2/Message.class.php
new file mode 100644
index 0000000..3714b42
--- /dev/null
+++ b/clazz/2/Message.class.php
@@ -0,0 +1,32 @@
+<?php
+class Message{
+	
+	public static function postMessage($sid,$mdp,$did,$text){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `PostMessage`(:sid,:mdp,:did,:text,@o);');
+		$req->bindValue(':sid', $sid); 
+		$req->bindValue(':mdp', $mdp);
+		$req->bindValue(':did', $did);
+		$req->bindValue(':text', $text);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		 
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+	}
+	
+	public static function deleteMessage($sid,$mdp,$mid){
+		
+		$req = $GLOBALS['bdd']->prepare('CALL `DeleteMessage`(:sid,:mdp,:mid,@o);');
+		$req->bindValue(':sid', $sid); 
+		$req->bindValue(':mdp', $mdp);
+		$req->bindValue(':mid', $mid);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		 
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+	}
+
+	
+	
+	
+}
diff --git a/clazz/2/Projet.class.php b/clazz/2/Projet.class.php
new file mode 100644
index 0000000..12142dc
--- /dev/null
+++ b/clazz/2/Projet.class.php
@@ -0,0 +1,96 @@
+<?php
+class Projet{
+	
+	public static function getAuthorizedProjectsForPresentation($sid,$mdp){
+		
+		$GLOBALS['bdd']->exec('CREATE TEMPORARY TABLE projects (projectID INT,projectName VARCHAR(255),versionID INT,versionName VARCHAR(255))');
+		//$rep = $GLOBALS['bdd']->exec('INSERT @t');
+		$req = $GLOBALS['bdd']->prepare('CALL `GetAuthorizedProjectsForPresentation`(:sid, :mdp, @o)');
+		$req->bindValue(':sid', $sid);
+		$req->bindValue(':mdp', $mdp);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		$req = $GLOBALS['bdd']->query('SELECT * FROM projects');
+		
+		$out = array();
+		while($rep = $req->fetch()){
+			$pout = array();
+			$pout['projectID'] = $rep['projectID'];
+			$pout['projectName'] = $rep['projectName'];
+			$pout['versionID'] = $rep['versionID'];
+			$pout['versionName'] = $rep['versionName'];
+			$out[] = $pout;
+		}
+		return $out;
+		
+	}
+	
+	public static function getPublicProjectsForPresentation($sid,$mdp){
+		
+		$GLOBALS['bdd']->exec('CREATE TEMPORARY TABLE projects (projectID INT,projectName VARCHAR(255),versionID INT,versionName VARCHAR(255))');
+		//$rep = $GLOBALS['bdd']->exec('INSERT @t');
+		$req = $GLOBALS['bdd']->prepare('CALL `GetPublicProjectsForPresentation`(:sid, :mdp, @o)');
+		$req->bindValue(':sid', $sid);
+		$req->bindValue(':mdp', $mdp);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode')->fetch();
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		$req = $GLOBALS['bdd']->query('SELECT * FROM projects');
+		
+		$out = array();
+		while($rep = $req->fetch()){
+			$pout = array();
+			$pout['projectID'] = $rep['projectID'];
+			$pout['projectName'] = $rep['projectName'];
+			$pout['versionID'] = $rep['versionID'];
+			$pout['versionName'] = $rep['versionName'];
+			$out[] = $pout;
+		}
+		return $out;
+		
+	}
+	
+	public static function showProject($sid,$mdp,$pid){
+		
+		$GLOBALS['bdd']->exec('CREATE TEMPORARY TABLE verzions (language INT,ID INT,name VARCHAR(255));
+		CREATE TEMPORARY TABLE sowners (pseudo VARCHAR(255));');
+		$req = $GLOBALS['bdd']->prepare('CALL `PresentProject`(:sid, :mdp, :pid, @o, @public, @name, @ownerID, @ownerPseudo)');
+		$req->bindValue(':sid', $sid);
+		$req->bindValue(':mdp', $mdp);
+		$req->bindValue(':pid', $pid);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode,@public AS public,@name AS name,@ownerPseudo AS ownerPseudo,@ownerID AS ownerID')->fetch();
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		
+		//Output
+		$out = array();
+		$out['public'] = $rep['public'] == 1;
+		$out['name'] = $rep['name'];
+		$out['ownerID'] = $rep['ownerID'];
+		$out['ownerPseudo'] = $rep['ownerPseudo'];
+		
+		$req = $GLOBALS['bdd']->query('SELECT * FROM sowners');
+		$out['sowners'] = array();
+		while($rep = $req->fetch()){
+			$sowner = array();
+			$sowner['pseudo'] = $rep['pseudo'];
+			$out['sowners'][] = $sowner;
+		}
+		
+		$req = $GLOBALS['bdd']->query('SELECT * FROM verzions');
+		$out['versions'] = array();
+		while($rep = $req->fetch()){
+			$version = array();
+			$version['language'] = $rep['language'];
+			$version['ID'] = $rep['ID'];
+			$version['name'] = $rep['name'];
+			$out['versions'][] = $version;
+		}
+		
+		return $out;
+		
+	}
+	
+	
+}
diff --git a/clazz/2/SQLProcessingException.class.php b/clazz/2/SQLProcessingException.class.php
new file mode 100644
index 0000000..9df3d49
--- /dev/null
+++ b/clazz/2/SQLProcessingException.class.php
@@ -0,0 +1,30 @@
+<?php
+class SQLProcessingException extends Exception{
+	private $errorCode;
+	private $Dmessage;
+	private $htmlMessage;
+	private $preferredRedirection;
+	
+	public function __construct($errorCode){
+		$req = $GLOBALS['bdd']->prepare('SELECT errorMessage,htmlErrorMessage,preferredRedirection FROM errorReturns WHERE ID=?');
+		$req->execute(array(intval($errorCode)));
+		$rep = $req->fetch();
+		
+		$this->errorCode = $errorCode;
+		$this->Dmessage = $rep['errorMessage'];
+		$this->htmlMessage = $rep['htmlErrorMessage'] ?? $rep['errorMessage'];
+		$this->preferredRedirection = (empty($rep['preferredRedirection'] != ""))?NULL:$rep['preferredRedirection'];
+		parent::__construct('Erreur '.$errorCode.' : '.$this->Dmessage);
+		error_log($this);
+	}
+
+	public function getPreferredRedirection(){
+		return $this->preferredRedirection;
+	}
+	
+	public function getHtmlMessage(){
+		return $this->htmlMessage;
+	}
+	
+
+}
diff --git a/clazz/2/Utility.class.php b/clazz/2/Utility.class.php
new file mode 100644
index 0000000..a7dcb9b
--- /dev/null
+++ b/clazz/2/Utility.class.php
@@ -0,0 +1,153 @@
+<?php
+class InvalidOperatorException extends Exception{
+	public $type;
+	public $operator;
+	
+	public function __construct ($type,$operator){
+		parent::__construct('Invalid operator "'.$operator.'" for the type '.$type);
+	}
+	
+}
+class Utility{
+	
+	/*
+	 * <> ou !=
+	
+...les deux valeurs ne sont pas égales
+<
+	
+...la valeur de gauche est strictement inférieure à celle de droite
+>
+	
+...la valeur de gauche est strictement supérieure à celle de droite
+<=
+	
+...la valeur de gauche est strictement inférieure ou égale à celle de droite
+>=
+	
+...la valeur de gauche est strictement supérieure ou égale à celle de droite
+BETWEEN..AND
+	
+...la valeur testée est située entre deux valeurs données
+IN
+	
+...la valeur testée se situe dans une liste valeurs données
+NOT IN
+	
+...la valeur testée ne se situe pas dans une liste de valeurs données
+LIKE
+	
+...la valeur de gauche correspond à celle de droite (celle de droite peux utiliser le caractère % pour simuler n'importe quel nombre de caractère, et _ pour un seul caractère
+NOT LIKE
+	
+...les deux valeurs ne correspondent pas
+REGEXP ou RLIKE
+	
+...la valeur de gauche correspond à l'expression régulière donnée
+NOT REGEXP
+	
+...la valeur de gauche ne correspond pas à l'expression régulière donnée
+	 */
+	
+	public static function getIntegerSqlOperator($operator){
+		switch ($operator){
+			case '=':
+				return '=';
+			case '<':
+				return '<';
+			case '>':
+				return '>';
+			case '<=':
+				return '<=';
+			case '>=':
+				return '>=';
+			case '=<':
+				return '<=';
+			case '<>':
+				return '<>';
+			case '!=':
+				return '!=';
+			case '!<':
+				return '!<';
+			case '!>':
+				return '!>';
+			default:
+				throw new InvalidOperatorException('integer',$operator);
+		}
+	}
+
+	public static function getStringSqlOperator($operator){
+		switch ($operator){
+			case '=':
+				return '=';
+			case '&like;':
+				return 'LIKE';
+			default:
+				throw new InvalidOperatorException('string',$operator);
+		}
+	}
+	
+	public static function getDateSqlOperator($operator){
+		switch ($operator){
+			case '=':
+				return '=';
+			case '<':
+				return '<';
+			case '>':
+				return '>';
+			case '<=':
+				return '<=';
+			case '>=':
+				return '>=';
+			case '=<':
+				return '<=';
+			case '<>':
+				return '<>';
+			case '!=':
+				return '!=';
+			case '!<':
+				return '!<';
+			case '!>':
+				return '!>';
+			default:
+				throw new InvalidOperatorException('date',$operator);
+		}
+	}
+	
+	public static function arrayIfNot($var){
+		if(!is_array($var))
+			return $var!=NULL?array($var):NULL;
+		return $var;
+	}
+
+	public static function getHierarchicCouple(){
+		return array("Pr&eacute;sident","Ministres");
+	}
+
+	public static function sqlProcedure($procedureName,$params,$output){
+		$Nparams = array();
+		$Oparams = array();
+		foreach($params AS $value)
+			switch(gettype($value)){
+				case 'boolean':$Nparams[]=($value)?'TRUE':'FALSE';break;
+				case 'integer':$Nparams[]=strval($value);break;
+				case 'double':$Nparams[]=strval($value);break;
+				case 'string':$Nparams[]=PDO::quote($value);break;
+				default:$Nparams[]='NULL';break;
+			}
+		for($i=0;$i<count($output);$i++){
+			$Nparams[]='@'.strval($i);
+			$Oparams[]='@'.strval($i).' AS '.PDO::quote($output[$i]);
+		}
+		
+		$rep = $GLOBALS['bdd']->exec('CALL '.PDO::quote($procedureName).'('.implode($Nparams,',').'); SELECT @p2 AS `outputCode`;');
+	}
+
+	const SUCESSFULLY_REGISTERED = 'Vous avez d&eacute;j&agrave; &eacute;t&eacute; correctement inscrit sur bernard.com';
+	const SUCESSFULLY_LOGGED_IN = 'Vous &ecirc;tes bien connect&eacute; (vous l\'avez &eacute;t&eacute; et le serez &eacute;galement)!';
+	const SUCESSFULLY_CHANGED_PASSWORD = 'Vos dispositifs d\'identification ont &eacute;t&eacute; correctement chang&eacute;s';
+	const SUCESSFULLY_CREATED_DISCUSSION = 'C\'est fait !!! (la cr&eacute;ation de ta discussion bien s&ucirc;r)';
+	
+	const LOGIN_NEEDED_FOR_PROJECTS = 'Je veut bien &ecirc;tre un site web parfait, mais j\'aimerai bien qut tu te conn&egrave;cte pour que je puisse te montrer tes projets';
+	
+}
diff --git a/clazz/2/Version.class.php b/clazz/2/Version.class.php
new file mode 100644
index 0000000..63a8b9d
--- /dev/null
+++ b/clazz/2/Version.class.php
@@ -0,0 +1,58 @@
+<?php
+class Version{
+	
+	public static function editVersion ($sid,$mdp,$v,$name,$langage,$tags,$insertIndex){
+		$sid = intval($sid);
+		$mdp = $GLOBALS['bdd']->quote(strval($mdp));
+		$v = intval($v);
+		$name = $name?$GLOBALS['bdd']->quote(strval($name)):'NULL';
+		$langage = $langage?intval($langage):'NULL';
+		$tags = $tags?$GLOBALS['bdd']->quote($tags):'NULL';
+		$insertIndex = $insertIndex?intval($insertIndex):'NULL';
+		
+		$rep = $GLOBALS['bdd']->exec('CALL `EditVersion`('.$sid.','.$mdp.','.$v.','.$name.','.$langage.','.$tags.','.$insertIndex.', @p8); SELECT ID AS outputCode , errorMessage AS message , htmlErrorMessage AS htmlMessage FROM errorReturns WHERE ID = @p8;')->fetch();
+		
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode'],$rep['message'],$rep['htmlMessage']);
+	}
+	
+	public static function showVersion($sid,$mdp,$vid){
+		
+		$GLOBALS['bdd']->exec('CREATE TEMPORARY TABLE verzions (language INT,ID INT,name VARCHAR(255));');
+		$req = $GLOBALS['bdd']->prepare('CALL `PresentVersion`(:sid, :mdp, :vid, @o, @su,@ssu,@langageID,@projectName,@name,@fileAccessibility,@projectID,@tags)');
+		$req->bindValue(':sid', $sid);
+		$req->bindValue(':mdp', $mdp);
+		$req->bindValue(':vid', $vid);
+		$req->execute();
+		$rep = $GLOBALS['bdd']->query('SELECT @o AS outputCode,@su AS su,@ssu AS ssu,@langageID AS langage,@projectName AS projectName,@name AS name,@fileAccessibility AS fileAccessibility,@projectID AS projectID,@tags AS tags')->fetch();
+		if($rep['outputCode'] != 42)throw new SQLProcessingException($rep['outputCode']);
+		
+		//Output
+		$out = array();
+		$out['su'] = $rep['su'] == 1;
+		$out['ssu'] = $rep['ssu'] == 1;
+		$out['langage'] = $rep['langage'];
+		$out['projectName'] = $rep['projectName'];
+		$out['name'] = $rep['name'];
+		$out['ID'] = $vid;
+		$out['fileAccessibility'] = $rep['fileAccessibility'];
+		$out['projectID'] = $rep['projectID'];
+		$out['alpha'] = ($rep['tags'] >> 0) % 2 === 1;
+		$out['beta'] = ($rep['tags'] >> 1) % 2 === 1;
+		$out['release'] = ($rep['tags'] >> 2) % 2 === 1;
+		$out['bugged'] = ($rep['tags'] >> 3) % 2 === 1;
+		
+		$req = $GLOBALS['bdd']->query('SELECT * FROM verzions');
+		$out['brothers'] = array();
+		while($rep = $req->fetch()){
+			$version = array();
+			$version['language'] = $rep['language'];
+			$version['ID'] = $rep['ID'];
+			$version['name'] = $rep['name'];
+			$out['brothers'][] = $version;
+		}
+		
+		return $out;
+		
+	}
+	
+}
diff --git a/clazz/2/Zincluder.php b/clazz/2/Zincluder.php
new file mode 100644
index 0000000..3a3e5dc
--- /dev/null
+++ b/clazz/2/Zincluder.php
@@ -0,0 +1,20 @@
+<?php
+
+try{
+	$link = mysql_connect("localhost", "u890869027", "*******************");
+	//$GLOBALS['bdd'] = new PDO('mysql:host=localhost;dbname=u890869027_bcom2;charset=utf8', 'u890869027', '*******************', array(PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING));error_reporting(E_ALL);
+	//$GLOBALS['bdd'] = new PDO('mysql:host=mysql.hostinger.fr;dbname=u890869027_bcom;charset=utf8', 'u890869027_bcom', '*******************');
+}catch(Exception $e){
+	die ('Erreur : ' . $e->getMessage());
+}
+
+//TODO in the classes , do more test of exists in setters
+include_once 'clazz/2/Utility.class.php';
+include_once 'clazz/2/Langage.class.php';
+include_once 'clazz/2/Membre.class.php';
+include_once 'clazz/2/Discussion.class.php';
+include_once 'clazz/2/Message.class.php';
+include_once 'clazz/2/Projet.class.php';
+include_once 'clazz/2/Article.class.php';
+//TODO Use class's consts for file names
+include_once 'clazz/2/Version.class.php';
diff --git a/clazz/MegaFile.class.php b/clazz/MegaFile.class.php
deleted file mode 100644
index 3aa3d14..0000000
--- a/clazz/MegaFile.class.php
+++ /dev/null
@@ -1,47 +0,0 @@
-<?php
-
-class MegaFile{
-	
-	protected $ID;
-	protected $where;
-	protected $args;
-	
-	public function __construct($where,$args = array()){
-		$this->where = $where;
-		$this->args = $args;
-	}
-	
-	public function is(){
-		$req = $GLOBALS['bdd']->prepare('SELECT COUNT(ID) AS count FROM megaFile WHERE ' . $where);//TODO changeto megaFileSSSSS
-		$req->execute($args);
-		return !!$req->fetch();
-	}
-	
-	public static function addVersionFile($version,$fileType,$publicy){
-		try {
-			$path = '/Root/bernard.com/projets/' .
-					$version->getProject()->getName() . '/' .
-					$version->getLanguage()->getName() . '/' .
-					$version->getName().'/';
-			$pathFile = MegaFile::getFromPath($path);
-			if($pathFile->is())
-				return USED_PATH;
-			$pathFile = new MegaFile('fileType=? AND ');
-			if($pathFile->is())
-				return USED_PATH;
-							
-			$req = $GLOBALS['bdd']->prepare('INSERT INTO megaFile (fileType,path,publicy) VALUES (?,?,?)');//TODO changeto megaFileSSSSS
-			$req->execute(array($fileType,$path,$publicy));
-		}catch(NoneObjectCallException $e){
-			return NONE_VERSION;
-		}
-	}
-	
-	public static function getFromPath($path){
-		return new MegaFile('path=?',array($path));
-	}
-	
-	
-	
-	public const NONE_VERSION = "sshfzrgh";
-}
\ No newline at end of file
diff --git a/clazz/MegaStockage.class.php b/clazz/MegaStockage.class.php
new file mode 100644
index 0000000..2f56aa6
--- /dev/null
+++ b/clazz/MegaStockage.class.php
@@ -0,0 +1,327 @@
+<?php
+class Membre {
+	
+	protected $ID;
+	protected $accountID;
+	protected $accountPassword;
+	protected $owner;
+	protected $liberties;// [ [ read , read ],[ write , write ] ]
+	protected $path;
+	protected $size;
+
+	protected $valid;
+	
+	public function __construct($ID) {
+		$this->ID = $ID;
+		$req = $GLOBALS['bdd']->prepare('SELECT * FROM megaStockages WHERE ID=?');
+		$req->execute(array($ID));
+		if($rep = $req->fetch()){
+			$this->valid = TRUE;
+			$this->accountID = $rep['accountID'];
+			$this->accountPassword = $rep['accountPassword'];
+			$this->owner = new Membre($rep['owner']);
+			$this->liberties = /* TODO parse liberties */$rep['liberties'];
+			$this->path = $rep['path'];
+			$this->size = $rep['size'];
+		}else{
+			$this->valid = FALSE;
+		}
+	}
+	
+	public function __toString(){
+		$out = 'MegaStockage\n';
+		$out .= '\tID:' . $this->ID . '\n';
+		$out .= '\tAccount ID:' . $this->accountID . '\n';
+		$out .= '\tAccount password' . $this->adminLevel . '\n';
+		$out .= '\tOwner:' . $this->owner->__toString() . '\n';
+		$out .= '\tLiberties:' . $this->liberties . '\n';
+		$out .= '\tPath:' . $this->path . '\n';
+		$out .= '\tSize:' . $this->size . '\n';
+		return $out;
+	}
+	
+	public function exists(){
+		return $this->valid;
+	}
+	
+	//Getters
+	//TODO gen getters
+	
+	//Useful getters
+	public function canRead($he){
+		$read = $this->liberties[0];
+		if($read=='public')
+			return TRUE;
+		else if(in_array($he->getID(),$read))
+			return TRUE;
+		return FALSE;
+	}
+	public function canWrite($he){
+		$write = $this->liberties[1];
+		if($write=='public')
+			return TRUE;
+		else if(in_array($he->getID(),$write))
+			return TRUE;
+		return FALSE;
+	}
+	
+	//Setters
+	public function setAttribute($attribute,$value,$valueType){
+		//TODO todo
+		$json=FALSE;
+		switch ($attribute){
+			case 'ID':
+				if($valueType !== '0'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = intval($value);
+				break;
+			case 'pseudo':
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			case 'hashedPseudo':
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			case 'adminLevel':
+				if($valueType !== '0'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = intval($value);
+				break;
+			case 'dateCreation':
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.$value.'"';
+				break;
+			case 'requiredBanner'://FIXME jsonMysqlProblem
+				$json=TRUE;
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			case 'personnalMessage':
+				$json=TRUE;
+				if($valueType !== '"'){
+					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
+					exit;
+				}
+				$value = '"'.strval($value).'"';
+				break;
+			default:
+				echo 'Undefined attribute "'.$attribute.'" for the class Membre';
+				exit;
+		}	
+			
+		$restrictionValues[] = $value;
+		if($json){
+			//TODO Set command for json
+		}else{
+			$command = 'UPDATE membres SET ' . $attribute . '=' . $value . ' WHERE ID=' . $this->ID;
+		}
+		echo $command.'</br>';
+		$req = $GLOBALS['bdd']->prepare($command);
+		$req->execute(array());
+		if($req->errorInfo()[0] != 0){
+			echo 'Eine MYSQL Exception hat geworft. Einschuldigung';
+			exit;
+		}
+	}
+	
+	
+	/**
+	 * 
+	 * @return Objects which matchs the specified restrictions
+	 */
+	public static function getFromAttributes($restrictions){
+		$whereCommands = array();
+		$restrictionValues = array();
+		foreach ($restrictions as $restriction){
+			$whereCommand = NULL;
+			$attribute = $restriction[0];
+			$json = FALSE;
+			$operator = NULL;
+			$value = NULL;
+			try {
+				switch ($attribute){
+					case 'ID':
+						if($restriction[2][0] !== '0'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = intval($restriction[2][1]);
+						$operator = Utility::getIntegerSqlOperator($restriction[1]);
+						break;
+					case 'pseudo':
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					case 'hashedPseudo':
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					case 'adminLevel':
+						if($restriction[2][0] !== '0'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = intval($restriction[2][1]);
+						$operator = Utility::getIntegerSqlOperator($restriction[1]);
+						break;
+					case 'dateCreation':
+						if($restriction[2][0] !== '"'){//TODO add type date
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.$restriction[2][1].'"';
+						$operator = Utility::getDateSqlOperator($restriction[1]);
+						break;
+					case 'requiredBanner'://FIXME jsonMysqlProblem
+						$json=TRUE;
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					case 'personnalMessage':
+						$json=TRUE;
+						if($restriction[2][0] !== '"'){
+							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
+							exit;
+						}
+						$value = '"'.strval($restriction[2][1]).'"';
+						$operator = Utility::getStringSqlOperator($restriction[1]);
+						break;
+					default:
+						echo 'Undefined attribute "'.$attribute.'" for the class Membre';
+						exit;
+				}
+			}catch(InvalidOperatorException $e){
+				echo $e->getMessage().' when reading attribute "'.$attribute.'"';
+				exit;
+			}
+			
+			$restrictionValues[] = $value;
+			if($json){
+				$whereCommand = '((data->"$.'.$attribute.'" IS NOT NULL) AND (data->"$.'.$attribute.'" '.$operator.' ? ))';
+			}else{
+				$whereCommand = $attribute . ' ' . $operator . ' ' . $value;
+			}
+			$whereCommands[] = $whereCommand;
+		}
+		$wherePart = "";
+		if(count($whereCommands) >0)
+			$wherePart = 'WHERE '.implode(' AND ',$whereCommands);
+		
+		$command = 'SELECT * FROM membres '.$wherePart;
+		$req = $GLOBALS['bdd']->prepare($command);
+		$req->execute($restrictionValues);
+		echo $command.'</br>';
+		if($req->errorInfo()[0] != 0)
+			echo 'Erreur SQL, veuillez verifier les selecteurs';
+		$out = array();
+		while($rep = $req->fetch())
+			$out[] = new Membre($rep['ID']);
+		
+		//Choose return value
+		switch(count($out)){
+			case 0:
+				return NULL;
+			case 1:
+				return $out[0];
+			default:
+				return $out;
+		}
+	}
+	
+	public static function getFromPseudo($pseudo){
+		return Membre::getFromAttributes(array(['pseudo','=',['"',$pseudo]]));
+	}
+	
+	public static function getFromAdminLevel($level){
+		return Membre::getFromAttributes(array(['adminLevel','=',['0',$level]]));
+	}
+	
+	public static function getFromDateCreation($date){
+		return Membre::getFromAttributes(array(['dateCreation','=',['0',$date]]));
+	}
+	
+	public static function getCreatedLaterThan($date){
+		return Membre::getFromAttributes(array(['dateCreation','>',['"',$date]]));
+	}
+	
+	public static function getCreatedEarlierThan($date){
+		return Membre::getFromAttributes(array(['dateCreation','<',['"',$date]]));
+	}
+	
+	public static function getAdminGreaterThan($min){
+		return Membre::getFromAttributes(array(['adminLevel','>',['0',$min]]));
+	}
+	
+	public static function getAdminLowerThan($max){
+		return Membre::getFromAttributes(array(['adminLevel','<',['0',$max]]));
+	}
+
+	public static function me(){
+		if(!isset($_SESSION['session_id']))
+			return NULL;
+		$me = new Membre($_SESSION['session_id']);
+		if(!$me->exists())
+			return NULL;
+		return $me;
+	}
+	
+	
+	//Membre creator
+	public static function registerPerson($pseudo, $mdp) {
+		if (Membre::getFromPseudo($pseudo))
+			return Membre::USED_USERNAME;
+		$req = $GLOBALS ['bdd']->prepare ('INSERT INTO membres(pseudo,mdp,date_creation) VALUES (?,?,NOW())');
+		$req->execute (array($pseudo,password_hash( $mdp, PASSWORD_DEFAULT)));
+		return Membre::PERSON_REGISTERED;
+	}
+	
+	//Operateurs
+	public function __is_identical($copain){
+		return $this->getID() == $copain->getID();
+	}
+
+	
+	//Outputs texts
+	
+	//changePassword
+	const PASSWORD_TOO_LONG = 'Le mot de passe est trop long ! (Max : 255 caract&egrave;res)';
+	const PASSWORD_CHANGED = 'Le mot de passe a bien &eacute;t&eacute; chang&eacute;';
+	
+	//registerPerson
+	const USED_USERNAME = 'Le pseudonyme est d&eacute;j&agrave; utilis&eacute;';
+	const PERSON_REGISTERED = 'Le membre a bien &eacute;t&eacute; inscrit !';
+}
+	
+	
+	
+	
+
diff --git a/clazz/Membre2.class.php b/clazz/Membre2.class.php
deleted file mode 100644
index f43c5b6..0000000
--- a/clazz/Membre2.class.php
+++ /dev/null
@@ -1,720 +0,0 @@
-<?php
-class Membre {
-
-	const DEFAULT_BANNER = "pictures/bande.png";
-	
-	protected $ID = NULL;
-	protected $IDLoaded = FALSE;
-	protected $pseudo = NULL;
-	protected $pseudoLoaded = FALSE;
-	protected $hashedPassword = NULL;
-	protected $hashedPasswordLoaded = FALSE;
-	protected $adminLevel = NULL;
-	protected $adminLevelLoaded = FALSE;
-	protected $dateCreation = NULL;
-	protected $dateCreationLoaded = FALSE;
-	protected $requiredBanner = NULL;
-	protected $requiredBannerLoaded = FALSE;
-	protected $personnalMessage;
-	protected $personnalMessageLoaded = FALSE;
-	
-	protected $count = NULL;
-	
-	protected $where;
-	protected $whereArgs;
-	
-	protected const ATTRIBUTES = array('ID','pseudo','hashedPassword','dateCreation','adminLevel','data');
-	
-	
-	
-	protected function __construct($where,$whereArgs = array()) {
-		$this->where = $where;
-		$this->whereArgs = $whereArgs;
-	}
-	
-	public static function me(){
-		if(!isset($_SESSION['session_id']))
-			return NO_SESSION_ID;
-		return new Membre('WHERE ID=?');
-	}
-	
-	public static function getFromAttributes($restrictions){
-		$whereCommands = array();
-		$restrictionValues = array();
-		foreach ($restrictions as $restriction){
-			$whereCommand = NULL;
-			$attribute = $restriction[0];
-			$json = FALSE;
-			$operator = NULL;
-			$value = NULL;
-			try {
-				switch ($attribute){
-					case 'ID':
-						if($restriction[2][0] !== '0'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = intval($restriction[2][1]);
-						$operator = Utility::getIntegerSqlOperator($restriction[1]);
-						break;
-					case 'pseudo':
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					case 'hashedPseudo':
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					case 'adminLevel':
-						if($restriction[2][0] !== '0'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = intval($restriction[2][1]);
-						$operator = Utility::getIntegerSqlOperator($restriction[1]);
-						break;
-					case 'dateCreation':
-						if($restriction[2][0] !== '"'){//TODO add type date
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.$restriction[2][1].'"';
-						$operator = Utility::getDateSqlOperator($restriction[1]);
-						break;
-					case 'requiredBanner'://FIXME jsonMysqlProblem
-						$json=TRUE;
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					case 'personnalMessage':
-						$json=TRUE;
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					default:
-						echo 'Undefined attribute "'.$attribute.'" for the class Membre';
-						exit;
-				}
-			}catch(InvalidOperatorException $e){
-				echo $e->getMessage().' when reading attribute "'.$attribute.'"';
-				exit;
-			}
-			
-			$restrictionValues[] = $value;
-			if($json){
-				$whereCommand = '((data->"$.'.$attribute.'" IS NOT NULL) AND (data->"$.'.$attribute.'" '.$operator.' ? ))';
-			}else{
-				$whereCommand = $attribute . ' ' . $operator . ' ' . $value;
-			}
-			$whereCommands[] = $whereCommand;
-		}
-		$wherePart = "";
-		if(count($whereCommands) >0)
-			$wherePart = 'WHERE '.implode(' AND ',$whereCommands);
-		
-		$command = 'SELECT * FROM membres '.$wherePart;
-		$req = $GLOBALS['bdd']->prepare($command);
-		$req->execute($restrictionValues);
-		//echo $command.'</br>';
-		if($req->errorInfo()[0] != 0)
-			echo 'Erreur SQL, veuillez verifier les selecteurs';
-		$out = array();
-		while($rep = $req->fetch())
-			$out[] = new Membre($rep['ID']);
-		
-		//Choose return value
-		switch(count($out)){
-			case 0:
-				return NULL;
-			case 1:
-				return $out[0];
-			default:
-				return $out;
-		}
-	}
-	
-	public static function with($conditions){//[ { 'adminLevel' , '>=' , 24 } , { requiredBanner , '/home/banner.png' } , { email } ]
-		$wheres = array();
-		$whereAttributes = array();
-		foreach($conditions as $condition){
-			//TODO support custom conditions (OR, NAND)
-			//TODO test !is_array()
-			switch(count($condition)){
-				case 0:
-					throw new MalformedConditionException($conditions,'Une condition ne peut pas être NULL , voyons ...'));
-				break;
-				case 1:
-					assert(in_array($condition[0],Membre::ATTRIBUTES),new MalformedConditionException($conditions,'$condition[0] n\'est pas un attribut de la classe membre !'));
-					$wheres[] = $condition[0] . ' NOT NULL';
-				break;
-				case 2:
-					assert(in_array($condition[0],Membre::ATTRIBUTES),new MalformedConditionException($conditions,'$condition[0] n\'est pas un attribut de la classe membre !'));
-					$wheres[] = $condition[0] . ' = ?';
-					$whereAttributes[] = $condition[1];
-				break;
-				case 3:
-					assert(in_array($condition[0],Membre::ATTRIBUTES),new MalformedConditionException($conditions,'$condition[0] n\'est pas un attribut de la classe membre !'));
-					$operator = Utility::getSqlOperator($condition[2]);
-					assert($operator !== NULL,new MalformedConditionException($conditions,'$condition[2] n\'est pas un opérateur valide !'));
-					$wheres[] = $condition[0] . ' ' . $operator . ' ?';
-					$whereAttributes[] = $condition[1];
-				break;
-				default:
-					throw new MalformedConditionException($conditions,'Cette version du site ne comprends pas encore les conditions avec plus de trois paramètres (' . json_encode($condition); . ')');
-			}
-		}
-		$where = implode(' AND ',$wheres);
-		return new Membre($where,$whereAttributes);
-	}
-	
-	
-	
-	public static function withPseudo($pseudo){
-		return new Membre('WHERE pseudo=?',array($pseudo));
-	}
-	
-	public static function withAdminLevel($level){
-		return new Membre('WHERE adminLevel=?',array($level));
-	}
-	
-	public static function withAdminLevelGreaterThan($level){
-		return new Membre('WHERE adminLevel>?',array($level));
-	}
-	
-	public static function withAdminLevelLowerThan($level){
-		return new Membre('WHERE adminLevel<?',array($level));
-	}
-	
-	public static function withDateCreation($date){
-		return new Membre('WHERE dateCreation=?',array($pseudo));
-	}
-	
-	public static function withDateCreationLaterThan($date){
-		return new Membre('WHERE dateCreation>?',array($pseudo));
-	}
-	
-	public static function withDateCreationEarlierThan($date){
-		return new Membre('WHERE dateCreation<?',array($pseudo));
-	}
-	
-	
-	
-	public function checkPassword($password) {
-		return password_verify ($password, $this->getHashedPassword() );
-	}
-	
-	public function __toString(){
-		return 'Membre with "' . $where . '" args:{' . $whereArgs . '}';
-	}
-	/**
-	
-		@returns
-		Si le Membre est unique et que le dernier paramètre est faux (valeur par défaut)
-		@return [ 'ID' => 12 , 'pseudo' => "Mysaa" ]
-		Si le Membre est plurier ou si le dernier paramètre est vrai
-		@return [ { 'ID' => 12 , 'pseudo' => "Mysaa" } , { 'ID' => 11 , 'pseudo' => "Zlopeg" } ]
-	
-	
-	**/
-	public function get(){
-		$objects = func_get_args();
-		assert(count($objects) < 1, new BadMethodCallException('La methode get requiert au moins un argument'));
-		$array = end($objects);
-		if(gettype($array) !== 'boolean')
-			$array=FALSE;
-		else
-			array_pop($objects);
-		assert(count($objectsCount) < 1, new BadMethodCallException('La methode get requiert au moins un nom de paramètre à retourner !'));
-		$toAsk = array();
-		$toGive = array();
-		foreach($objects as $object){
-			assert(!is_string($object), new InvalidArgumentException('"$object" n\'est pas une chaine de caractère ... ça devrait'))
-			assert(in_array($object,Membre::ATTRIBUTES),new InvalidArgumentException('$object n\'est pas un attribut de la classe membre !'));
-			if($this->{$object . 'Loaded'})
-				array_push($toGive,$object);
-			else
-				array_push($toAsk,$object);
-		}
-		$result = array();
-		if(count($toAsk)>0){
-			$req = $GLOBALS['bdd']->prepare('SELECT ' . implode(',',$toAsk) . 'FROM membres WHERE ' . $this->where);
-			$req->execute($this->whereArgs);
-			$sqlResult = $req->fetchAll(PDO::FETCH_COLUMN | PDO::FETCH_GROUP);
-			foreach($toAsk as $item){
-				if(!isset($this->count))$this->count = count($item);
-				$this->$item = $sqlResult[$item];
-				$this->{$item . 'Loaded'} = TRUE;
-				$result[$item] = $sqlResult[$item];
-			}
-		}
-		foreach($toGive as $item)
-			$result[$item] = $this->$item;
-		
-		/* RETURN */
-		
-		if(count($result) === 0)
-			return $array?array():NULL;
-			
-		$return = array()
-		if(!$array AND $this->count === 1)
-			foreach($result as $item => $values)$return[$key] = $values[0];
-		else
-			foreach($result as $key=>$res)
-				for($i=0;$i<$this->count;$i++)
-					$return[$i][$key] = $res[$i]
-		return $return;
-	}
-	
-	public function count(){
-		if($this->count)return $this->count;
-		$req = $GLOBALS['bdd']->prepare('SELECT COUNT(*) AS count FROM membres WHERE ' . $this->where);
-		$req->execute($this->whereArgs);
-		return $req->fetch()['count'];
-	}
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	public function __call($funcName,$params){
-		if(preg_match('^get',$funcName)){// TODO Support multi get ("getPseudoAndAdminLevel")
-			$attributeName = lcfirst(substr($funcName,3))
-			assert(in_array($attributeName,Membre::ATTRIBUTES), new BadMethodCallException('$attributeName n\'est pas un attribut de la classe membre !'));
-			$return = call_user_func_array(array($this,'get'),array($attributeName));
-			return (count($return)===1)?$return[0]:$return;
-		}
-	}
-	
-	public function get(){
-		$objects = func_get_args();
-		assert(count($objects) < 2, new BadMethodCallException('La methode set requiert au moins deux argument'));
-		$objectsCount = count($objects);
-		assert($objectsCount % 2 === 0, new BadMethodCallException('La methode set requiert un nombre pair d\'arguments'));
-		foreach($objects as $object){
-			assert(!is_string($object), new InvalidArgumentException('"$object" n\'est pas une chaine de caractère ... ça devrait'))
-			assert(in_array($object,Membre::ATTRIBUTES),new InvalidArgumentException('$object n\'est pas un attribut de la classe membre !'));
-			if($this->{$object . 'Loaded'})//FIXME to complete get -> set
-				array_push($toGive,$object);
-			else
-				array_push($toAsk,$object);
-		}
-		$result = array();
-		if(count($toAsk)>0){
-			$req = $GLOBALS['bdd']->prepare('SELECT ' . implode(',',$toAsk) . 'FROM membres WHERE ' . $this->where);
-			$req->execute($this->whereArgs);
-			$sqlResult = $req->fetchAll(PDO::FETCH_COLUMN | PDO::FETCH_GROUP);
-			foreach($toAsk as $item){
-				if(!isset($this->count))$this->count = count($item);
-				$this->$item = $sqlResult[$item];
-				$this->{$item . 'Loaded'} = TRUE;
-				$result[$item] = $sqlResult[$item];
-			}
-		}
-		foreach($toGive as $item)
-			$result[$item] = $this->$item;
-		
-		/* RETURN */
-		
-		if(count($result) === 0)
-			return $array?array():NULL;
-			
-		$return = array()
-		if(!$array AND $this->count === 1)
-			foreach($result as $item => $values)$return[$key] = $values[0];
-		else
-			foreach($result as $key=>$res)
-				for($i=0;$i<$this->count;$i++)
-					$return[$i][$key] = $res[$i]
-		return $return;
-	}
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	
-	private function decodeData($data) {
-		$jsonData = json_decode ( $data ,TRUE);
-		// Set the data's required_banner if it is defined , otherwise sets the DEFAULT_BANNER
-		$this->requiredBanner = $jsonData ['requiredBanner'] ?? self::DEFAULT_BANNER;
-		$this->personnalMessage = $jsonData ['personnalMessage'] ?? NULL;
-	}
-	
-	
-	//Getters
-	public function getID(){
-		return $this->ID;
-	}
-	
-	public function getPseudo(){
-		return $this->pseudo;
-	}
-	
-	public function getAdminLevel() {
-		return $this->adminLevel;
-	}
-	
-	public function getDateCreation(){
-		return $this->dateCreation;
-	}
-	
-	public function getRequiredBanner() {
-		return $this->requiredBanner;
-	}
-	
-	public function getPersonnalMessage(){
-		return $this->personnalMessage;
-	}
-	
-	
-	//Useful getters
-	public function isAdminLevelLowerThan($max){
-		return $this->adminLevel<$max;
-	}
-	
-	public function isAdminLevelGreaterThan($min){
-		return $this->adminLevel>$min;
-	}
-	
-	public function isAdminLevelLowerOrEqualThan($max){
-		return $this->adminLevel<$max;
-	}
-	
-	public function isAdminLevelGreaterOrEqualThan($min){
-		return $this->adminLevel>$max;
-	}
-	
-	public function hasPersonnalMessage() {
-		return isset ( $this->personnalMessage );
-	}
-	
-	public function showPersonnalMessage() {
-		$msg = $this->personnalMessage;
-		$this->setPersonnalMessage = NULL;
-		return $msg;
-	}
-	
-	//Setters
-	public function changePassword($newPassword){
-		if(strlen($newPassword)>255)
-			return Membre::PASSWORD_TOO_LONG;
-		$req = $GLOBALS['bdd']->prepare('UPDATE membres SET hashedPassword=? WHERE ID=?');
-		$req->execute(array(password_hash ( $newPassword, PASSWORD_DEFAULT ),$this->ID));
-		return Membre::PASSWORD_CHANGED;
-	}
-	
-	public function setAttribute($attribute,$value,$valueType){
-		$json=FALSE;
-		switch ($attribute){
-			case 'ID':
-				if($valueType !== '0'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = intval($value);
-				break;
-			case 'pseudo':
-				if($valueType !== '"'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = '"'.strval($value).'"';
-				break;
-			case 'hashedPseudo':
-				if($valueType !== '"'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = '"'.strval($value).'"';
-				break;
-			case 'adminLevel':
-				if($valueType !== '0'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = intval($value);
-				break;
-			case 'dateCreation':
-				if($valueType !== '"'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = '"'.$value.'"';
-				break;
-			case 'requiredBanner'://FIXME jsonMysqlProblem
-				$json=TRUE;
-				if($valueType !== '"'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = '"'.strval($value).'"';
-				break;
-			case 'personnalMessage':
-				$json=TRUE;
-				if($valueType !== '"'){
-					echo 'Error : the type "'.$valueType.'" is not allowed for the attribute '.$attribute;
-					exit;
-				}
-				$value = '"'.strval($value).'"';
-				break;
-			default:
-				echo 'Undefined attribute "'.$attribute.'" for the class Membre';
-				exit;
-		}	
-			
-		$restrictionValues[] = $value;
-		if($json){
-			//TODO Set command for json
-		}else{
-			$command = 'UPDATE membres SET ' . $attribute . '=' . $value . ' WHERE ID=' . $this->ID;
-		}
-		echo $command.'</br>';
-		$req = $GLOBALS['bdd']->prepare($command);
-		$req->execute(array());
-		if($req->errorInfo()[0] != 0){
-			echo 'Eine MYSQL Exception hat geworft. Einschuldigung';
-			exit;
-		}
-	}
-	
-	
-	/**
-	 * 
-	 * @return Objects which matchs the specified restrictions
-	 */
-	public static function getFromAttributes($restrictions){
-		$whereCommands = array();
-		$restrictionValues = array();
-		foreach ($restrictions as $restriction){
-			$whereCommand = NULL;
-			$attribute = $restriction[0];
-			$json = FALSE;
-			$operator = NULL;
-			$value = NULL;
-			try {
-				switch ($attribute){
-					case 'ID':
-						if($restriction[2][0] !== '0'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = intval($restriction[2][1]);
-						$operator = Utility::getIntegerSqlOperator($restriction[1]);
-						break;
-					case 'pseudo':
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					case 'hashedPseudo':
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					case 'adminLevel':
-						if($restriction[2][0] !== '0'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = intval($restriction[2][1]);
-						$operator = Utility::getIntegerSqlOperator($restriction[1]);
-						break;
-					case 'dateCreation':
-						if($restriction[2][0] !== '"'){//TODO add type date
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.$restriction[2][1].'"';
-						$operator = Utility::getDateSqlOperator($restriction[1]);
-						break;
-					case 'requiredBanner'://FIXME jsonMysqlProblem
-						$json=TRUE;
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					case 'personnalMessage':
-						$json=TRUE;
-						if($restriction[2][0] !== '"'){
-							echo 'Error : the type "'.$restriction[2][0].'" is not allowed for the attribute '.$attribute;
-							exit;
-						}
-						$value = '"'.strval($restriction[2][1]).'"';
-						$operator = Utility::getStringSqlOperator($restriction[1]);
-						break;
-					default:
-						echo 'Undefined attribute "'.$attribute.'" for the class Membre';
-						exit;
-				}
-			}catch(InvalidOperatorException $e){
-				echo $e->getMessage().' when reading attribute "'.$attribute.'"';
-				exit;
-			}
-			
-			$restrictionValues[] = $value;
-			if($json){
-				$whereCommand = '((data->"$.'.$attribute.'" IS NOT NULL) AND (data->"$.'.$attribute.'" '.$operator.' ? ))';
-			}else{
-				$whereCommand = $attribute . ' ' . $operator . ' ' . $value;
-			}
-			$whereCommands[] = $whereCommand;
-		}
-		$wherePart = "";
-		if(count($whereCommands) >0)
-			$wherePart = 'WHERE '.implode(' AND ',$whereCommands);
-		
-		$command = 'SELECT * FROM membres '.$wherePart;
-		$req = $GLOBALS['bdd']->prepare($command);
-		$req->execute($restrictionValues);
-		//echo $command.'</br>';
-		if($req->errorInfo()[0] != 0)
-			echo 'Erreur SQL, veuillez verifier les selecteurs';
-		$out = array();
-		while($rep = $req->fetch())
-			$out[] = new Membre($rep['ID']);
-		
-		//Choose return value
-		switch(count($out)){
-			case 0:
-				return NULL;
-			case 1:
-				return $out[0];
-			default:
-				return $out;
-		}
-	}
-	
-	public static function getFromPseudo($pseudo){
-		return Membre::getFromAttributes(array(['pseudo','=',['"',$pseudo]]));
-	}
-	
-	public static function getFromAdminLevel($level){
-		return Membre::getFromAttributes(array(['adminLevel','=',['0',$level]]));
-	}
-	
-	public static function getFromDateCreation($date){
-		return Membre::getFromAttributes(array(['dateCreation','=',['0',$date]]));
-	}
-	
-	public static function getCreatedLaterThan($date){
-		return Membre::getFromAttributes(array(['dateCreation','>',['"',$date]]));
-	}
-	
-	public static function getCreatedEarlierThan($date){
-		return Membre::getFromAttributes(array(['dateCreation','<',['"',$date]]));
-	}
-	
-	public static function getAdminGreaterThan($min){
-		return Membre::getFromAttributes(array(['adminLevel','>',['0',$min]]));
-	}
-	
-	public static function getAdminLowerThan($max){
-		return Membre::getFromAttributes(array(['adminLevel','<',['0',$max]]));
-	}
-
-	
-	
-	
-	//Membre creator
-	public static function registerPerson($pseudo, $mdp) {
-		if (Membre::getFromPseudo($pseudo))
-			return Membre::USED_USERNAME;
-		$req = $GLOBALS ['bdd']->prepare ('INSERT INTO membres(pseudo,mdp,date_creation) VALUES (?,?,NOW())');
-		$req->execute (array($pseudo,password_hash( $mdp, PASSWORD_DEFAULT)));
-		return Membre::PERSON_REGISTERED;
-	}
-	
-	//Operateurs
-	public function __is_identical($copain){
-		return $this->getID() == $copain->getID();
-	}
-
-	
-	//Outputs texts
-	
-	const NO_SESSION_ID = 0;
-	
-	//changePassword
-	const PASSWORD_TOO_LONG = 'Le mot de passe est trop long ! (Max : 255 caract&egrave;res)';
-	const PASSWORD_CHANGED = 'Le mot de passe a bien &eacute;t&eacute; chang&eacute;';
-	
-	//registerPerson
-	const USED_USERNAME = 'Le pseudonyme est d&eacute;j&agrave; utilis&eacute;';
-	const PERSON_REGISTERED = 'Le membre a bien &eacute;t&eacute; inscrit !';
-}
-	
-	
-	
-	
-
diff --git a/clazz/NoneObjectCallException.class.php b/clazz/NoneObjectCallException.class.php
deleted file mode 100644
index 21a70e6..0000000
--- a/clazz/NoneObjectCallException.class.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<?php
-class NoneObjectCallException extends Exception
-{
-	public function __construct($message, $code = 0)
-	{
-		parent::__construct($message, $code);
-	}
-	
-	public function __construct($functionName, $className, $code = 0)
-	{
-		parent::__construct('You tried to call the function ' . $functionName . ' on a ' . $className . 'pointing on nothing. Try catch me the next time !', $code);
-	}
-	
-	public function __toString()
-	{
-		return $this->message;
-	}
-}
\ No newline at end of file
diff --git a/clazz/Utility.class.php b/clazz/Utility.class.php
index 9bf214e..bfda3d3 100644
--- a/clazz/Utility.class.php
+++ b/clazz/Utility.class.php
@@ -9,71 +9,57 @@ class InvalidOperatorException extends Exception{
 	
 }
 class Utility{
+
+	public static const PasswordMissmatch = 'Tu auras du rentrer deux fois le m&ecirc;me mot de passe (tu permet aussi de rendre le champs "Recopier le mot de passe" utile)';
+	public static const InvalidPseudo = 'Le pseudo sera incorrect : Les seuls caract&egrave;res autoris&eacute;s sont :<br/>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_'
+	public static const InvalidPassword = 'Le mot de passe fut incorrect : Les seuls caract&egrave;res autoris&eacute;s sont :<br/>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_&&eacute;&egrave;&agrave;&ugrave;&ccedil;&mu;"#\'{}()[]|^@�+=$��*!�:/;.,?�'
+
+	public static function isPseudoValid($pseudo){
+		return preg_match ( "#^[a-zA-Z0-9\\-_]+$#", $pseudo ) === 1;
+	}
 	
+	public static function isPasswordValid($password){
+		return preg_match ( "#^[abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789\\-_&�����\"\\#'{}()[\\]|\\^@�+=\$��*!�:/;.,?�]+$#", $password ) === 1;
+	}
+
 	/*
 	 * <> ou !=
 	
-...les deux valeurs ne sont pas égales
+...les deux valeurs ne sont pas égales
 <
 	
-...la valeur de gauche est strictement inférieure à celle de droite
+...la valeur de gauche est strictement inférieure à celle de droite
 >
 	
-...la valeur de gauche est strictement supérieure à celle de droite
+...la valeur de gauche est strictement supérieure à celle de droite
 <=
 	
-...la valeur de gauche est strictement inférieure ou égale à celle de droite
+...la valeur de gauche est strictement inférieure ou égale à celle de droite
 >=
 	
-...la valeur de gauche est strictement supérieure ou égale à celle de droite
+...la valeur de gauche est strictement supérieure ou égale à celle de droite
 BETWEEN..AND
 	
-...la valeur testée est située entre deux valeurs données
+...la valeur testée est située entre deux valeurs données
 IN
 	
-...la valeur testée se situe dans une liste valeurs données
+...la valeur testée se situe dans une liste valeurs données
 NOT IN
 	
-...la valeur testée ne se situe pas dans une liste de valeurs données
+...la valeur testée ne se situe pas dans une liste de valeurs données
 LIKE
 	
-...la valeur de gauche correspond à celle de droite (celle de droite peux utiliser le caractère % pour simuler n'importe quel nombre de caractère, et _ pour un seul caractère
+...la valeur de gauche correspond à celle de droite (celle de droite peux utiliser le caractère % pour simuler n'importe quel nombre de caractère, et _ pour un seul caractère
 NOT LIKE
 	
 ...les deux valeurs ne correspondent pas
 REGEXP ou RLIKE
 	
-...la valeur de gauche correspond à l'expression régulière donnée
+...la valeur de gauche correspond à l'expression régulière donnée
 NOT REGEXP
 	
-...la valeur de gauche ne correspond pas à l'expression régulière donnée
+...la valeur de gauche ne correspond pas à l'expression régulière donnée
 	 */
-	public static function getSqlOperator($operator){
-		switch ($operator){
-			case '=':
-				return '=';
-			case '<':
-				return '<';
-			case '>':
-				return '>';
-			case '<=':
-				return '<=';
-			case '>=':
-				return '>=';
-			case '=<':
-				return '<=';
-			case '<>':
-				return '<>';
-			case '!=':
-				return '!=';
-			case '!<':
-				return '!<';
-			case '!>':
-				return '!>';
-			default:
-				return NULL;
-		}
-	}
 	
 	public static function getIntegerSqlOperator($operator){
 		switch ($operator){
diff --git a/clazz/Zincluder.php b/clazz/Zincluder.php
index 580f1a3..def51c9 100644
--- a/clazz/Zincluder.php
+++ b/clazz/Zincluder.php
@@ -1,19 +1,19 @@
 <?php
-
 try{
-	$GLOBALS['bdd'] = new PDO('mysql:host=localhost;dbname=u890869027_bcom;charset=utf8', 'u890869027', '*******************', array(PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING));error_reporting(E_ALL);
+	$GLOBALS['bdd'] = new PDO('mysql:host=127.0.0.1;dbname=u890869027_bcom;charset=utf8;port=3306', 'u890869027', '*******************', array(PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING));error_reporting(E_ALL);
 	//$GLOBALS['bdd'] = new PDO('mysql:host=mysql.hostinger.fr;dbname=u890869027_bcom;charset=utf8', 'u890869027_bcom', '*******************');
 }catch(Exception $e){
 	die ('Erreur : ' . $e->getMessage());
 }
 
 //TODO in the classes , do more test of exists in setters
-include_once 'clazz/Utility.class.php';
-include_once 'clazz/Langage.class.php';
-include_once 'clazz/Membre.class.php';
-include_once 'clazz/Discussion.class.php';
-include_once 'clazz/Message.class.php';
-include_once 'clazz/Projet.class.php';
-include_once 'clazz/Article.class.php';
+include_once 'clazz/2/SQLProcessingException.class.php';
+include_once 'clazz/2/Utility.class.php';
+include_once 'clazz/2/Langage.class.php';
+include_once 'clazz/2/Membre.class.php';
+include_once 'clazz/2/Discussion.class.php';
+include_once 'clazz/2/Message.class.php';
+include_once 'clazz/2/Projet.class.php';
+include_once 'clazz/2/Article.class.php';
 //TODO Use class's consts for file names
-include_once 'clazz/Version.class.php';
+include_once 'clazz/2/Version.class.php';
diff --git a/clazz/Zincluder_old.php b/clazz/Zincluder_old.php
new file mode 100644
index 0000000..bcfd765
--- /dev/null
+++ b/clazz/Zincluder_old.php
@@ -0,0 +1,19 @@
+<?php
+
+try{
+	$GLOBALS['bdd'] = new PDO('mysql:host=localhost;dbname=u890869027_bcom2;charset=utf8', 'u890869027', '*******************', array(PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING));error_reporting(E_ALL);
+	//$GLOBALS['bdd'] = new PDO('mysql:host=mysql.hostinger.fr;dbname=u890869027_bcom;charset=utf8', 'u890869027_bcom', '*******************');
+}catch(Exception $e){
+	die ('Erreur : ' . $e->getMessage());
+}
+
+//TODO in the classes , do more test of exists in setters
+include_once 'clazz/Utility.class.php';
+include_once 'clazz/Langage.class.php';
+include_once 'clazz/Membre.class.php';
+include_once 'clazz/Discussion.class.php';
+include_once 'clazz/Message.class.php';
+include_once 'clazz/Projet.class.php';
+include_once 'clazz/Article.class.php';
+//TODO Use class's consts for file names
+include_once 'clazz/Version.class.php';
diff --git a/disconnect.php b/disconnect.php
deleted file mode 100644
index 3e318ac..0000000
--- a/disconnect.php
+++ /dev/null
@@ -1,7 +0,0 @@
-<?php session_start();
-unset($_SESSION['session_id']);
-unset($_SESSION['session_mdp']);
-
-header('Location:index.php');
-$_SESSION['current_error'] = 'La d&eacute;connexion se sera correctement pass&eacutee!';
-?>
\ No newline at end of file
diff --git a/discut.php b/discut.php
index c41e26e..e7b824b 100644
--- a/discut.php
+++ b/discut.php
@@ -1,5 +1,20 @@
-<?php session_start ();
-include_once 'clazz/Zincluder.php'; ?>
+<?php
+session_start(); 
+include_once 'clazz/Zincluder.php';
+
+try{
+	
+	$discut = Discussion::getDiscutInfo($_SESSION['session_id'] ?? NULL,$_SESSION['session_mdp'] ?? NULL,$_GET['d'] ?? NULL);
+	
+	
+}catch(SQLProcessingException $e){
+	error_log($e);
+	echo $e->getHtmlMessage();
+	$_SESSION ['current_error'] = $e->getHtmlMessage();
+	header ( 'Location:' . $e->getPreferredRedirection() ?? 'discuts.php' );
+	exit;
+}
+?>
 <!DOCTYPE html>
 <html>
 	<head>
@@ -10,25 +25,7 @@ include_once 'clazz/Zincluder.php'; ?>
 		<?php include 'includes/header.php'; ?>
 		
 		<?php
-		//TODO re la fonction exiting
-		$me = Membre::me();
-		if(!isset($_GET['d'])){
-			header ( 'Location:discuts.php');
-			$_SESSION ['current_error'] = 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
-			exit;
-		}
-		$discut = new Discussion($_GET['d']);
-		if(!$discut->exists()){
-			header ( 'Location:discuts.php');
-			$_SESSION ['current_error'] = 'Je vais avoir du mal &agrave; afficher les don&eacute;es de la version n&eacute;ant ...';
-			exit;
-		}
-		if($me?!$discut->canAccess($me):!$discut->isPublic()){
-			header ( 'Location:discuts.php');
-			$_SESSION ['current_error'] = 'Vous n\'avez pas le droit d\'&ecirc;tre ici ...<br/> DEGAGEZ !!!';
-			exit;
-		}
-		if ($me) {?>
+		if ($discut['connected']) {?>
 			<form id="postMessageForm" action="executor.php?action=postMessage&amp;d=<?php echo $_GET['d'];?>" method="post">
 				<textarea row="5" placeholder="Votre message :" name="msg" autofocus="autofocus" required="required"></textarea>
 				<input type="submit" value="Poster le message">
@@ -36,13 +33,14 @@ include_once 'clazz/Zincluder.php'; ?>
 			<!-- TODO : Entrée->envoyer le message (dégeulasse) -->
 			<script type="text/javascript">
 				function genListener(){
-				//Entrée -> envoi
-				$('#postMessageForm textarea').on('keypress',function(e){
-					if(e.which == 13){
-						$('#postMessageForm input').trigger('click');
-						e.stopPropagation();
-					}
-				});
+					//Entrée -> envoi
+					$('#postMessageForm textarea').on('keypress',function(e){
+						if(e.which == 13){
+							$('#postMessageForm input').trigger('click');
+							e.stopPropagation();
+						}
+					});
+				}
 			</script>
 		<?php }else{ ?>
 			<div>Vous devez vous connecter pour envoyer des messages !</div>
@@ -84,8 +82,8 @@ include_once 'clazz/Zincluder.php'; ?>
 			var currentClock = null;
 			
 			var askData = function(){
-				console.log('dataasked<?php echo $discut->getID();?>');
-				$.post('executor.php?action=getDiscutsMessages&d=<?php echo $discut->getID();?>',{},dataGet);
+				console.log('dataasked<?php echo $discut['ID'];?>');
+				$.post('executor.php?action=getDiscutsMessages&did=<?php echo $discut['ID'];?>',{},dataGet);
 			}
 			var dataGet = function(data,status){
 				var newData = eval(data);
diff --git a/discuts.php b/discuts.php
index ede700c..d75226f 100644
--- a/discuts.php
+++ b/discuts.php
@@ -1,6 +1,19 @@
 <?php
 session_start ();
-include_once 'clazz/Zincluder.php';?>
+include_once 'clazz/Zincluder.php';
+
+try{
+	
+	$discuts = Discussion::getVisibleDiscuts($_SESSION['session_id'] ?? NULL,$_SESSION['session_mdp'] ?? NULL);
+	
+}catch(SQLProcessingException $e){
+	var_dump($e);
+	echo $e->getHtmlMessage();
+	$_SESSION ['current_error'] = $e->getHtmlMessage();
+	header ( 'Location:' . ($e->getPreferredRedirection() ?? 'index.php') );
+	exit;
+}
+?>
 <!DOCTYPE html>
 <html>
 	<head>
@@ -12,10 +25,8 @@ include_once 'clazz/Zincluder.php';?>
 		<br />
 			
 		<?php
-		$me = Membre::me();
-		$discs = $me?Discussion::getWhichHeCanAccess($me):Discussion::getPublics();
-		foreach ($discs as $disc) {
-			echo '<a href="discut.php?d=' . $disc->getID() . '">' . $disc->getName() . ' par ' . $disc->getCreator()->getPseudo() . '</a><br/>';
+		foreach ($discuts['discuts'] as $discut) {
+				echo '<a href="discut.php?d=' . $discut['ID'] . '">' . $discut['name'] . ' par ' . $discut['creatorPseudo'] . '</a><br/>';
 		}
 		?>
 		
@@ -23,7 +34,7 @@ include_once 'clazz/Zincluder.php';?>
 		
 
 		
-		<?php if($me?$me->isAdminLevelGreaterThan(8):FALSE){?>
+		<?php if($discuts['canCreate']){?>
 			<span id="createNewDiscBefore">Creer une nouvelle discussion</span>
 			
 			<form id="createNewDiscForm" action="executor.php?action=createDiscussion" method="post">
diff --git a/executor.php b/executor.php
index 0f9472d..3114fc4 100644
--- a/executor.php
+++ b/executor.php
@@ -1,14 +1,21 @@
 <?php
 session_start ();
 include_once 'clazz/Zincluder.php';
-$me = Membre::me();
 /*
 TODO add $_GET['p'] => should return on $_SESSION ['current_error'] (0) or via echo (1)
 */
 
 function exiting($message,$location='index.php'){
+	if($message instanceof SQLProcessingException){
+		echo $message->getMessage();
+		$_SESSION ['current_error'] = $message->getHtmlMessage();
+	}else if($message instanceof Exception){
+		echo $message->getMessage();
+		$_SESSION ['current_error'] = htmlSpecialChars($message->getMessage());
+	}else{
+		$_SESSION ['current_error'] = $message;
+	}
 	header ( 'Location:' . $location );
-	$_SESSION ['current_error'] = $message;
 	exit;
 }
 
@@ -18,406 +25,391 @@ if (! isset ( $_GET ['action'] ))
 
 
 switch ($_GET ['action']) {
+	case 'disconnect' :
+	
+		unset($_SESSION['session_id']);
+		unset($_SESSION['session_mdp']);
+
+		header('Location:index.php');//TODO lastpageredirection
+		$_SESSION['current_error'] = 'La d&eacute;connexion se sera correctement pass&eacutee!';
+		
+		exit;
+	
 	case 'register' :
 		//Action : register
-		if (!(isset ( $_POST ['pseudo'] ) && isset ( $_POST ['mdp'] ) && isset ( $_POST ['mdp2'] ))) 
-			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
-		if ($_POST ['mdp'] === $_POST ['mdp2'])
-			exiting('Tu auras du rentrer deux fois le m&ecirc;me mot de passe (tu permet aussi de rendre le champs "Recopier le mot de passe" utile)');
-		if (preg_match ( "#^[a-zA-Z0-9\\-_]+$#", $_POST ['pseudo'] ))
-			exiting('Le pseudo sera incorrect : Les seuls caract&egrave;res autoris&eacute;s sont :<br/>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_');
-		if (preg_match ( "#^[abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789\\-_&�����\"\\#'{}()[\\]|\\^@�+=\$��*!�:/;.,?�]+$#", $_POST ['mdp'] ))
-			exiting('Le mot de passe fut incorrect : Les seuls caract&egrave;res autoris&eacute;s sont :<br/>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_&&eacute;&egrave;&agrave;&ugrave;&ccedil;&mu;"#\'{}()[]|^@�+=$��*!�:/;.,?�');
+		$pseudo = $_POST ['pseudo'] ?? NULL;
+		$mdp = $_POST ['mdp'] ?? NULL;
+		$mdp2 = $_POST ['mdp2'] ?? NULL;
 		
-		$out = Membre::registerPerson ($_POST ['pseudo'],$_POST ['mdp']);
-		if($out ===Membre::USED_USERNAME)
-			exiting('Le pseudonyme est d&eacute;j&agrave; utilis&eacute; (par une entit&eacute; differente de vous)');
-		exiting('Vous avez d&eacute;j&agrave; &eacute;t&eacute; correctement inscrit sur bernard.com','login.php');
+		try{
+			assert($pseudo,new MissingDataException('pseudo','POST'));
+			assert($mdp,new MissingDataException('mdp','POST'));
+			assert($mdp2,new MissingDataException('mdp2','POST'));
+			assert($mdp===$mdp2,new DataException('mdp and mdp2 should be equal'));
+		
+			Membre::registerPerson ($pseudo,$mdp);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(Utility::SUCESSFULLY_REGISTERED,'login.php');
 	
 	case 'login' :
 		//Action : login
-		if (!( isset ( $_POST ['pseudo'] ) && isset ( $_POST ['mdp'] ) )) 
-			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
-		$me = Membre::getFromPseudo($_POST['pseudo']);
-		if(!$me)
-			exiting('Kik&egrave;tvou ? Pseudo inconnu ...');
-		if(!$me->connect($_POST ['mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$_SESSION['session_id'] = $me->getID();
-		$_SESSION['session_mdp'] = $_POST['mdp'];
-		exiting('Vous &ecirc;tes bien connect&eacute; (vous l\'avez &eacute;t&eacute; et le serez &eacute;galement)!');
+		$pseudo = $_POST ['pseudo'] ?? NULL;
+		$mdp = $_POST ['mdp'] ?? NULL;
 		
+		try{
+			assert($pseudo,new MissingDataException('pseudo','POST'));
+			assert($mdp,new MissingDataException('mdp','POST'));
+			$_SESSION['session_id'] = Membre::checkLogin ($pseudo,$mdp);
+			$_SESSION['session_mdp'] = $mdp;
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(Utility::SUCESSFULLY_LOGGED_IN,'index.php');//TODO Do a "previousContentPageRedirection"
+
 	case 'changePassword' :
 		//Action : change password
-		if(!(isset($_POST['rmdp']) && isset($_POST['nmdp']) && isset($_POST['nmdp2'])))
-			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
-		if(!$me)
-			exiting('Si tu ne te connectes pas, comment veut tu que je sache quel mot de passe changer !');
-		if(!$me->connect($_POST['rmdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		if($_POST['nmdp'] !== $_POST['nmdp2'])
-			exiting('Tu auras du rentrer deux fois le m&ecirc;me mot de passe (tu permet aussi de rendre le champs "Recopier le mot de passe" utile)');
-		$out = $me->changePassword($_POST['nmdp']);
-		if($out == Membre::PASSWORD_TOO_LONG)
-			exiting('Mot de passe &ne; roman (255 caract&egrave;res maximum)');
-		exiting('Vos dispositifs d\'identification ont &eacute;t&eacute; correctement chang&eacute;s');
-	
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$rmdp = $_POST ['rmdp'] ?? NULL;
+		$mdp = $_POST ['nmdp'] ?? NULL;
+		$mdp2 = $_POST ['nmdp2'] ?? NULL;
+		
+		var_dump($_POST);
+		
+		try{
+			assert($rmdp,new MissingDataException('rmdp','POST'));
+			assert($mdp,new MissingDataException('mdp','POST'));
+			assert($mdp2,new MissingDataException('mdp2','POST'));
+			assert($mdp===$mdp2,new DataException('mdp and mdp2 should be equal'));
+		
+			Membre::changePassword ($sid,$rmdp,$mdp);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		exiting(Utility::SUCESSFULLY_CHANGED_PASSWORD,'login.php');
+
 	case 'createDiscussion' :
 		//Action : create discussion
-		if(!isset($_POST['name']))
-			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
-		if(!$me)
-			exiting('Veuillez vous identifier pour acceder &agrave; cette section !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		if($me->isAdminLevelLowerThan(2))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 2 ou plus)');
 		
-		$out = Discussion::createDiscussion($_POST ['name'],$_SESSION ['session_id']);
-		if($out === Discussion::NAME_ALREADY_USED)
-			exiting('Mince j\'ai d&eacute;j&agrave; utilis&eacute; l\'&eacute;criteau avec ce nom ... t\'en as pas un autre ?');
-		if($out === Discussion::ILLEGAL_NAME)
-			exiting('Y a des trucs qui ne me plaisent pas dans le nom que tu as donn&eacute; &agrave; ta discussion ...<br/>Je n\'accepte que les caract&egrave;res abcdefghijklmnopqrstuvwxyz<wbr/>ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789<wbr/>&eacute;&egrave;&agrave;&mu;_-\'()[\\]\\\\/<wbr/>,;:.&sect;!&ugrave;%&pound;$&curren;=+-*\\#~"|&ccedil;@');
-		if($out === Discussion::TOO_LONG_NAME)
-			exiting('Nom de discussion &ne; roman (255 caract&egrave;res maximum)');
-		exiting('C\'est fait !!! (la cr&eacute;ation de ta discussion bien s&ucirc;r)');
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$name = $_POST ['name'] ?? NULL;
 		
+		try{
+			assert($sid,new LoginNeededException());
+			assert($rmdp,new MissingDataException('rmdp','POST'));
+			assert($mdp,new MissingDataException('mdp','POST'));
+			assert($mdp2,new MissingDataException('mdp2','POST'));
+		
+			$did = Discussion::createDiscussion ($sid,$mdp,$name);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(Utility::SUCESSFULLY_CREATED_DISCUSSION,'discut.php?d='.$did);
+
 	case 'postMessage' :
 		//Action : post message
-		if(!$me)
-			exiting('Veuillez vous identifier pour acceder &agrave; cette section !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting($me.'Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$discussion = new Discussion($_GET ['d']);
-		if(!$discussion->exists())
-			exiting('Pour des raisons d\'int&eacute;grit&eacute; du site, nous avons d&eacute;cid&eacute; de ne pas autoriser les messages dans les discussions inexistantes (pour les superadmins, c\'est possible en forcant la bdd &128516; )');
-		if(!$discussion->canAccess($me))
-			exiting('Tu pensais que tu pouvais &eacute;crire des messages dans une discussion &agrave; laquelle tu n\'as pas acc&egrave;s !!! Tu te crois o&ugrave; ?');
-		Message::sendMessage($me,$discussion,$_POST ['msg']);
-		exiting(NULL,'discut.php?d='.$discussion->getID());
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$did = $_GET ['d'] ?? NULL;
+		$text = $_POST ['msg'] ?? NULL;
+		
+		var_dump($text);
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($did,new MissingDataException('d','GET'));
+			assert($text,new MissingDataException('text','POST'));
+		
+			Message::postMessage ($sid,$mdp,$did,$text);
+			
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'discut.php?d='.$did);
+
 	case 'deleteMessage' :
 		//Action : delete message
-		if(!isset($_GET ['m']))
-			exiting('c');
-		if(!$me)
-			exiting('Veuillez vous identifier pour supprimer un message !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$message = new Message($_GET['m']);
-		if(!$message->exists())
-			exiting('Je vais avoir du mal &agrave; supprimer le message n&ecute;ant ...');
-		if($me->isAdminLevelLowerThan(6) && $me->getID() !== $message->getSender()->getID())
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 6 ou plus OU etre l\'auteur de ce message');
-		$message->removeMessage();
-		exiting(NULL,'discut.php?d='.$message->getDiscussion()->getID());
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$mid = $_GET ['m'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($mid,new MissingDataException('m','GET'));
+		
+			$did = Message::deleteMessage ($sid,$mdp,$mid);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'discut.php?d='.$did);
 	case 'editVersion' :
 		//Action : edit version
-		if(!isset($_GET ['v']))
-			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
-		if(!$me)
-			exiting('Veuillez vous identifier pour &eacute;diter une version !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$version = new Version($_GET['v']);
-		if(!$version->exists())
-			exiting('Je vais avoir du mal &agrave; &eacute;diter la version n&ecute;ant ...');
-		if($me->isAdminLevelLowerThan(13) && $version->getProject()->haveRights($me))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 6 ou plus OU etre un des pocesseurs du projet');
-		//TODO concretly modify the version, with all the options (remove included)
-		exit;
+		// Data : name langage tags insertIndex -> facultatifs
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$v = $_GET['v'] ?? NULL;
+		
+		$name = $_POST['name'] ?? NULL;
+		$langage = $_POST['langage'] ?? NULL;
+		$tags = $_POST['tags'] ?? NULL;
+		$insertIndex = $_POST['insertIndex'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeededException());
+			assert($v,new MissingDataException('v','GET'));
+			
+			Version::editVersion ($sid,$mdp,$v,$name,$langage,$tags,$insertIndex);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(Utility::SUCESSFULLY_CHANGED_PASSWORD,'login.php');
+		
+		
 	case 'getDiscutsMessages' :
 		//Action : get discut's messages
 		//TODO precise output type (via $_GET)
-		$query = 'SELECT m.ID AS messageID,u.ID AS senderID, u.pseudo AS pseudo, m.texte AS texte, m.sendTime AS sendTime, UNIX_TIMESTAMP(m.sendTime) AS sendTimestamp FROM users AS u INNER JOIN messages AS m ON u.ID = m.senderID WHERE m.discussion_id=?';
-
-		$data = array ();
-		if(!isset($_GET ['d'])){
-			echo 'ERROR : NO DISCUSSION PROVIDED';
-			exit;
-		}
-		if($me?!$me->connect($_SESSION['session_mdp']):FALSE){
-			echo 'Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)';
-			exit;
-		}
-		$discut = new Discussion($_GET ['d']);
-		if(!$discut->exists()){
-			echo 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
-			exit;
-		}
-		$messages = Utility::arrayIfNot(Message::getFromDiscussion($discut));
-		$jmsgs = array();
-		foreach($messages as $message){
-			$jmsg = array();
-			$jmsg['messageID'] = $message->getID();
-			$jmsg['senderID'] = $message->getSender()->getID();
-			$jmsg['pseudo'] = $message->getSender()->getPseudo();
-			$jmsg['texte'] = $message->getText();
-			$jmsg['sendTime'] = $message->getSendDate();
-			$jmsg['sendTimestamp'] = strToTime($message->getSendDate());
-			$jmsg['rights'] = ($me)? $message->getSender()->getID() == $me->getID() || $me->isAdminLevelGreaterThan(5):FALSE;
-			array_push($jmsgs,$jmsg);
-		}
 		
-		echo json_encode ( $jmsgs );
-		flush ();
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$did = $_GET ['did'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeededException());
+			assert($did,new MissingDataException('did','GET'));
+			
+			$jmsgs = Discussion::getMessages ($sid,$mdp,$did);
+			echo json_encode ( $jmsgs );
+			flush ();
+			exit;
+		}catch(Exception $e){
+			exiting($e);
+		}
 		exit;
 		
 	case 'getPeopleList' :
-		//Action : get projest's secondary owners
+		//Action : get project's secondary owners
 		//TODO precise output type (via $_GET)
-		$data = array ();
-		if(!isset($_GET ['p'])){
-			echo 'ERROR : NO PROJECT PROVIDED';
-			exit;
-		}
-		if($me?!$me->connect($_SESSION['session_mdp']):FALSE){
-			echo 'Votre empreinte r&eacute;tinale, digitale et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)';
-			exit;
-		}
-		$projet = new Projet($_GET ['p']);
-		if(!$projet->exists()){
-			echo 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
-			exit;
-		}
-		$owners = $projet->getSecondaryOwners();
-		$jmsgs = array();
-		foreach($owners as $owner){
-			$jmsg = array();
-			$jmsg['ID'] = $owner->getID();
-			$jmsg['pseudo'] = $owner->getPseudo();
-			array_push($jmsgs,$jmsg);
-		}
 		
-		echo json_encode ( $jmsgs );
-		flush ();
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['p'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeededException());
+			assert($pid,new MissingDataException('pid','GET'));
+		
+			$secondaryOwners = Projet::getSecondaryOwners ($sid,$mdp,$pid);
+			$jsowns = array();
+			foreach($secondaryOwners as $sOwner){
+				$jsown = array();
+				$jsown['ID'] = $sOwner['ID'];
+				$jsown['pseudo'] = $sOwner['pseudo'];
+				array_push($jsowns,$jsown);
+			}
+		
+			echo json_encode ( $jsowns );
+			flush ();
+			exit;
+		}catch(Exception $e){
+			exiting($e);
+		}
 		exit;
 		
-		case 'removePeople' :
+		
+	case 'removePeople' :
 		//Action : remove secodary owner
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!isset($_POST ['peopleIDs']))
-			exiting('o');
-		if(!$me)
-			exiting('Veuillez vous identifier pour supprimer un secondary owner !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$projet = new Projet($_GET['p']);
-		if(!$projet->exists())
-			exiting('Je vais avoir du mal &agrave; supprimer un des propri&eacute;taires du projet n&eacute;ant ...');
-		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
-		$todIDs = explode(',',$_POST ['peopleIDs']);
-		$sowners = $projet->getSecondaryOwners();
-		$nsowners = array();;
-		foreach($sowners as $sowner)if(!in_array($sowner->getID(),$todIDs))$nsowners[] = $sowner;
-		$projet->setSecondaryOwners($nsowners);
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['pid'] ?? NULL;
+		$peopleIDs = $_POST['peopleIDs'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('pid','GET'));
+		
+			$did = Projet::removeSecondaryOwner ($sid,$mdp,$pid,explode(',',$peopleIDs));
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'projet.php?p='.$pid);
+		
 		exit;
 
 	case 'addPeople' :
-		//Action : 	add secodary owner
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!isset($_POST ['peopleName']))
-			exiting('o');
-		if(!$me)
-			exiting('Veuillez vous identifier pour ajouter un secondary owner !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$projet = new Projet($_GET['p']);
-		if(!$projet->exists())
-			exiting('Je vais avoir du mal &agrave; ajouter un propri&eacute;taires au projet n&eacute;ant ...');
-		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
-		$membre =  Membre::getFromPseudo($_POST ['peopleName']);
-		if(count($membre) != 1)		
-			exiting('Vous voulez ajouter QUI ?!!');
-		$projet->addSecondaryOwner($membre);
-		exit;
-
-	case 'setPublicy' :
-		//Action : 	set project publicy
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!isset($_POST ['publicy']))
-			exiting('o');
-		if(!$me)
-			exiting('Veuillez vous connecter pour changer la "publicit&eacute;"d\'un projet !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$projet = new Projet($_GET['p']);
+		//Action : 	add secondary owner
 		
-		if(!$projet->exists())
-			exiting('Je vais avoir du mal &agrave; ajouter un propri&eacute;taires au projet n&eacute;ant ...');
-		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
-		$projet->setPublicy($_POST ['publicy'] == 'true');
-		echo 'ok';
-		exit;
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['pid'] ?? NULL;
+		$personName = $_POST['personName'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('pid','GET'));
+			assert($pid,new MissingDataException('personName','POST'));
+		
+			$did = Projet::addSecondaryOwner ($sid,$mdp,$pid,explode(',',$personName));
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'projet.php?p='.$pid);
 
 	case 'nameOwner' :
 		//Action : 	name a new Owner
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!isset($_POST ['nOwnerID']))
-			exiting('o');
-		if(!$me)
-			exiting('Veuillez vous connecter pour changer le propri&eacute;taire d\'un projet !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$projet = new Projet($_GET['p']);
-		if(!$projet->exists())
-			exiting('Je vais avoir du mal &agrave; changer le propri&eacute;taires au projet n&eacute;ant ...');
-		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
-		$membre = new Membre($_POST ['nOwnerID']);
-		if(!$membre->exists())
-			exiting('Nous sommes hereux d\'acceuillir n&eacute;ant , le touveau propri&eacute;taire !!!  Euh ...');
-		$projet->setOwner($membre);
-		$todIDs = $membre->getID();
-		$sowners = $projet->getSecondaryOwners();
-		$nsowners = array();
-		foreach($sowners as $sowner)if($sowner->getID() != $todIDs)$nsowners[] = $sowner;
-		$projet->setSecondaryOwners($nsowners);
-		$projet->addSecondaryOwner($me);
 		
-		echo 'ok';
-		exit;
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['pid'] ?? NULL;
+		$personId = $_POST['personId'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('pid','GET'));
+			assert($personId,new MissingDataException('personId','POST'));
+		
+			Projet::nameOwner ($sid,$mdp,$pid,explode(',',$personId));
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'projet.php?p='.$pid);
+		
 
 	case 'delProject' :
 		//Action : delete this project
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!$me)
-			exiting('Veuillez vous identifier pour supprimer un projet !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$projet = new Projet($_GET['p']);
-		if(!$projet->exists())
-			exiting('Je vais avoir du mal &agrave; supprimer le projet n&eacute;ant ...');
-		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
-		$projet->delete();
-		echo 'ok';
-		exit;
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['pid'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('pid','GET'));
+		
+			Projet::removeProject ($sid,$mdp,$pid);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'projets.php');
+		
 
 	case 'getVersionList' :
 		//Action : get project's versions
 		//TODO precise output type (via $_GET)
-		$data = array ();
-		if(!isset($_GET ['p'])){
-			echo 'ERROR : NO PROJECT PROVIDED';
-			exit;
-		}
-		if($me?!$me->connect($_SESSION['session_mdp']):FALSE){
-			echo 'Votre empreinte r&eacute;tinale, digitale et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)';
-			exit;
-		}
-		$projet = new Projet($_GET ['p']);
-		if(!$projet->exists()){
-			echo 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
-			exit;
-		}
-		$versions = Version::getFromProject($projet);
-		$jmsgs = array();
-		foreach($versions as $version){
-			$jmsg = array();
-			$jmsg['id'] = $version->getID();
-			$jmsg['name'] = $version->getName();
-			$jmsg['versionAbs'] = $version->getVersionAbs();
-			array_push($jmsgs,$jmsg);
-		}
 		
-		echo json_encode ( $jmsgs );
-		flush ();
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['p'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeededException());
+			assert($pid,new MissingDataException('pid','GET'));
+		
+			$versions = Version::getFromProject ($sid,$mdp,$pid);
+			$jvs = array();
+			foreach($versions as $version){
+				$jv = array();
+				$jv['ID'] = $version['ID'];
+				$jv['name'] = $version['pseudo'];
+				$jv['versionAbs'] = $version['versionAbs'];
+				array_push($jvs,$jv);
+			}
+		
+			echo json_encode ( $jvs );
+			flush ();
+			exit;
+		}catch(Exception $e){
+			exiting($e);
+		}
 		exit;
 		
+		
 	case 'createVersion' :
-		//Action : 	add secodary owner
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!isset($_POST ['name']))
-			exiting('o');
-		if(!isset($_POST ['langage']))
-			exiting('q');
-		if(!isset($_POST ['tags']))
-			exiting('m');
-		if(!$me)
-			exiting('Veuillez vous identifier pour ajouter une version !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$projet = new Projet($_GET['p']);
-		if(!$projet->exists())
-			exiting('Je vais avoir du mal &agrave; ajouter une version au projet n&eacute;ant ...');
-		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri&eacute;taire du projet');
+		//Action : 	add new version
 		
-		//TODO make auto version_abs sorting according to $_POST ['insertIndex']
-		//TODO verify tags and langage
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$pid = $_GET ['pid'] ?? NULL;
+		$name = $_POST ['name'] ?? NULL;
+		$tags = $_POST ['tags'] ?? NULL;
+		$language = $_POST ['language'] ?? NULL;
+		$insertIndex = $_POST ['insertIndex'] ?? NULL;
 		
-		$projet->newVersion($_POST ['name'],Langage::getFromName($_POST ['langage']),$_POST ['tags'],Version::getHighestFromProject($projet)->getVersionAbs()+1);
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('pid','GET'));
+			assert($text,new MissingDataException('name','POST'));
+			assert($text,new MissingDataException('tags','POST'));
+			assert($text,new MissingDataException('language','POST'));
 		
-		//TODO do a REAL redirection (not to the highest)
-		echo 'www.bernard.890m.com/version.php?v=' . Version::getHighestFromProject($projet)->getID();
-		exit;
-										
+			$vid = Version::createVerion ($sid,$mdp,$pid,$name,$tags,$language,$insertIndex);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'version.php?v='.$vid);								
 										
 	case 'editVersion' :
 		//Action : 	add secodary owner
-		if(!isset($_GET ['v']))
-			exiting('c');
-		if(!isset($_POST ['name']))
-			exiting('o');
-		if(!isset($_POST ['langage']))
-			exiting('q');
-		if(!isset($_POST ['tags']))
-			exiting('m');
-		if(!$me)
-			exiting('Veuillez vous identifier pour &eacute;diter une version !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$version = new Version($_GET['v']);
-		if(!$version->exists())
-			exiting('Je vais avoir du mal &agrave; &eacute;diter la version n&eacute;ant ...');
-		if(!($me->getID() == $version->getProject()->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri&eacute;taire du projet');
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$vid = $_GET ['vid'] ?? NULL;
+		$name = $_POST ['name'] ?? NULL;
+		$tags = $_POST ['tags'] ?? NULL;
+		$language = $_POST ['language'] ?? NULL;
+		$insertIndex = $_POST ['insertIndex'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('vid','GET'));
+			assert($text,new MissingDataException('name','POST'));
+			assert($text,new MissingDataException('tags','POST'));
+			assert($text,new MissingDataException('language','POST'));
+		
+			$vid = Version::editVerion ($sid,$mdp,$vid,$name,$tags,$language,$insertIndex);
+		}catch(Exception $e){
+			exiting($e);
+		}
 		
 		//TODO make auto version_abs sorting according to $_POST ['insertIndex']
 		//TODO verify tags and langage
 		
-		$projet->editVersion($version,$_POST ['name'],Langage::getFromName($_POST ['langage']),$_POST ['tags'],Version::getHighestFromProject($projet)->getVersionAbs()+1);
+		exiting(NULL,'version.php?v='.$vid);
 		
-		//TODO do a REAL redirection (not to the highest)
-		echo 'www.bernard.890m.com/version.php?v=' . Version::getHighestFromProject($projet)->getID();
-		exit;
 					
 	case 'delVersion' :
 		//Action : delete this version
-		if(!isset($_GET ['p']))
-			exiting('c');
-		if(!$me)
-			exiting('Veuillez vous identifier pour supprimer une version !!!');
-		if(!$me->connect($_SESSION['session_mdp']))
-			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
-		$version = new Version($_GET['p']);
-		if(!$version->exists())
-			exiting('Je vais avoir du mal &agrave; supprimer la version n&eacute;ant ...');
-		if(!($me->getID() == $version->getProject()->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
-			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri&eacute;taire du projet');
-		$version->delete();
-		echo 'ok';
-		exit;
+		
+		$sid = $_SESSION ['session_id'] ?? NULL;
+		$mdp = $_SESSION ['session_mdp'] ?? NULL;
+		$vid = $_GET ['vid'] ?? NULL;
+		
+		try{
+			assert($sid,new LoginNeddedException());
+			assert($pid,new MissingDataException('vid','GET'));
+		
+			$pid = Version::removeVersion ($sid,$mdp,$vid);
+		}catch(Exception $e){
+			exiting($e);
+		}
+		
+		exiting(NULL,'projet.php?p=' . $pid);
 							
-									
-
-
-
-
-
-
-
-
-
-
-
 }
diff --git a/extras/Nexecutor.php b/extras/Nexecutor.php
new file mode 100644
index 0000000..0f9472d
--- /dev/null
+++ b/extras/Nexecutor.php
@@ -0,0 +1,423 @@
+<?php
+session_start ();
+include_once 'clazz/Zincluder.php';
+$me = Membre::me();
+/*
+TODO add $_GET['p'] => should return on $_SESSION ['current_error'] (0) or via echo (1)
+*/
+
+function exiting($message,$location='index.php'){
+	header ( 'Location:' . $location );
+	$_SESSION ['current_error'] = $message;
+	exit;
+}
+
+
+if (! isset ( $_GET ['action'] )) 
+	exiting(NULL,'40A.php');
+
+
+switch ($_GET ['action']) {
+	case 'register' :
+		//Action : register
+		if (!(isset ( $_POST ['pseudo'] ) && isset ( $_POST ['mdp'] ) && isset ( $_POST ['mdp2'] ))) 
+			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
+		if ($_POST ['mdp'] === $_POST ['mdp2'])
+			exiting('Tu auras du rentrer deux fois le m&ecirc;me mot de passe (tu permet aussi de rendre le champs "Recopier le mot de passe" utile)');
+		if (preg_match ( "#^[a-zA-Z0-9\\-_]+$#", $_POST ['pseudo'] ))
+			exiting('Le pseudo sera incorrect : Les seuls caract&egrave;res autoris&eacute;s sont :<br/>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_');
+		if (preg_match ( "#^[abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789\\-_&�����\"\\#'{}()[\\]|\\^@�+=\$��*!�:/;.,?�]+$#", $_POST ['mdp'] ))
+			exiting('Le mot de passe fut incorrect : Les seuls caract&egrave;res autoris&eacute;s sont :<br/>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_&&eacute;&egrave;&agrave;&ugrave;&ccedil;&mu;"#\'{}()[]|^@�+=$��*!�:/;.,?�');
+		
+		$out = Membre::registerPerson ($_POST ['pseudo'],$_POST ['mdp']);
+		if($out ===Membre::USED_USERNAME)
+			exiting('Le pseudonyme est d&eacute;j&agrave; utilis&eacute; (par une entit&eacute; differente de vous)');
+		exiting('Vous avez d&eacute;j&agrave; &eacute;t&eacute; correctement inscrit sur bernard.com','login.php');
+	
+	case 'login' :
+		//Action : login
+		if (!( isset ( $_POST ['pseudo'] ) && isset ( $_POST ['mdp'] ) )) 
+			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
+		$me = Membre::getFromPseudo($_POST['pseudo']);
+		if(!$me)
+			exiting('Kik&egrave;tvou ? Pseudo inconnu ...');
+		if(!$me->connect($_POST ['mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$_SESSION['session_id'] = $me->getID();
+		$_SESSION['session_mdp'] = $_POST['mdp'];
+		exiting('Vous &ecirc;tes bien connect&eacute; (vous l\'avez &eacute;t&eacute; et le serez &eacute;galement)!');
+		
+	case 'changePassword' :
+		//Action : change password
+		if(!(isset($_POST['rmdp']) && isset($_POST['nmdp']) && isset($_POST['nmdp2'])))
+			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
+		if(!$me)
+			exiting('Si tu ne te connectes pas, comment veut tu que je sache quel mot de passe changer !');
+		if(!$me->connect($_POST['rmdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		if($_POST['nmdp'] !== $_POST['nmdp2'])
+			exiting('Tu auras du rentrer deux fois le m&ecirc;me mot de passe (tu permet aussi de rendre le champs "Recopier le mot de passe" utile)');
+		$out = $me->changePassword($_POST['nmdp']);
+		if($out == Membre::PASSWORD_TOO_LONG)
+			exiting('Mot de passe &ne; roman (255 caract&egrave;res maximum)');
+		exiting('Vos dispositifs d\'identification ont &eacute;t&eacute; correctement chang&eacute;s');
+	
+	case 'createDiscussion' :
+		//Action : create discussion
+		if(!isset($_POST['name']))
+			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
+		if(!$me)
+			exiting('Veuillez vous identifier pour acceder &agrave; cette section !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		if($me->isAdminLevelLowerThan(2))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 2 ou plus)');
+		
+		$out = Discussion::createDiscussion($_POST ['name'],$_SESSION ['session_id']);
+		if($out === Discussion::NAME_ALREADY_USED)
+			exiting('Mince j\'ai d&eacute;j&agrave; utilis&eacute; l\'&eacute;criteau avec ce nom ... t\'en as pas un autre ?');
+		if($out === Discussion::ILLEGAL_NAME)
+			exiting('Y a des trucs qui ne me plaisent pas dans le nom que tu as donn&eacute; &agrave; ta discussion ...<br/>Je n\'accepte que les caract&egrave;res abcdefghijklmnopqrstuvwxyz<wbr/>ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789<wbr/>&eacute;&egrave;&agrave;&mu;_-\'()[\\]\\\\/<wbr/>,;:.&sect;!&ugrave;%&pound;$&curren;=+-*\\#~"|&ccedil;@');
+		if($out === Discussion::TOO_LONG_NAME)
+			exiting('Nom de discussion &ne; roman (255 caract&egrave;res maximum)');
+		exiting('C\'est fait !!! (la cr&eacute;ation de ta discussion bien s&ucirc;r)');
+		
+	case 'postMessage' :
+		//Action : post message
+		if(!$me)
+			exiting('Veuillez vous identifier pour acceder &agrave; cette section !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting($me.'Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$discussion = new Discussion($_GET ['d']);
+		if(!$discussion->exists())
+			exiting('Pour des raisons d\'int&eacute;grit&eacute; du site, nous avons d&eacute;cid&eacute; de ne pas autoriser les messages dans les discussions inexistantes (pour les superadmins, c\'est possible en forcant la bdd &128516; )');
+		if(!$discussion->canAccess($me))
+			exiting('Tu pensais que tu pouvais &eacute;crire des messages dans une discussion &agrave; laquelle tu n\'as pas acc&egrave;s !!! Tu te crois o&ugrave; ?');
+		Message::sendMessage($me,$discussion,$_POST ['msg']);
+		exiting(NULL,'discut.php?d='.$discussion->getID());
+	case 'deleteMessage' :
+		//Action : delete message
+		if(!isset($_GET ['m']))
+			exiting('c');
+		if(!$me)
+			exiting('Veuillez vous identifier pour supprimer un message !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$message = new Message($_GET['m']);
+		if(!$message->exists())
+			exiting('Je vais avoir du mal &agrave; supprimer le message n&ecute;ant ...');
+		if($me->isAdminLevelLowerThan(6) && $me->getID() !== $message->getSender()->getID())
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 6 ou plus OU etre l\'auteur de ce message');
+		$message->removeMessage();
+		exiting(NULL,'discut.php?d='.$message->getDiscussion()->getID());
+	case 'editVersion' :
+		//Action : edit version
+		if(!isset($_GET ['v']))
+			exiting('Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!');
+		if(!$me)
+			exiting('Veuillez vous identifier pour &eacute;diter une version !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$version = new Version($_GET['v']);
+		if(!$version->exists())
+			exiting('Je vais avoir du mal &agrave; &eacute;diter la version n&ecute;ant ...');
+		if($me->isAdminLevelLowerThan(13) && $version->getProject()->haveRights($me))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 6 ou plus OU etre un des pocesseurs du projet');
+		//TODO concretly modify the version, with all the options (remove included)
+		exit;
+	case 'getDiscutsMessages' :
+		//Action : get discut's messages
+		//TODO precise output type (via $_GET)
+		$query = 'SELECT m.ID AS messageID,u.ID AS senderID, u.pseudo AS pseudo, m.texte AS texte, m.sendTime AS sendTime, UNIX_TIMESTAMP(m.sendTime) AS sendTimestamp FROM users AS u INNER JOIN messages AS m ON u.ID = m.senderID WHERE m.discussion_id=?';
+
+		$data = array ();
+		if(!isset($_GET ['d'])){
+			echo 'ERROR : NO DISCUSSION PROVIDED';
+			exit;
+		}
+		if($me?!$me->connect($_SESSION['session_mdp']):FALSE){
+			echo 'Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)';
+			exit;
+		}
+		$discut = new Discussion($_GET ['d']);
+		if(!$discut->exists()){
+			echo 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
+			exit;
+		}
+		$messages = Utility::arrayIfNot(Message::getFromDiscussion($discut));
+		$jmsgs = array();
+		foreach($messages as $message){
+			$jmsg = array();
+			$jmsg['messageID'] = $message->getID();
+			$jmsg['senderID'] = $message->getSender()->getID();
+			$jmsg['pseudo'] = $message->getSender()->getPseudo();
+			$jmsg['texte'] = $message->getText();
+			$jmsg['sendTime'] = $message->getSendDate();
+			$jmsg['sendTimestamp'] = strToTime($message->getSendDate());
+			$jmsg['rights'] = ($me)? $message->getSender()->getID() == $me->getID() || $me->isAdminLevelGreaterThan(5):FALSE;
+			array_push($jmsgs,$jmsg);
+		}
+		
+		echo json_encode ( $jmsgs );
+		flush ();
+		exit;
+		
+	case 'getPeopleList' :
+		//Action : get projest's secondary owners
+		//TODO precise output type (via $_GET)
+		$data = array ();
+		if(!isset($_GET ['p'])){
+			echo 'ERROR : NO PROJECT PROVIDED';
+			exit;
+		}
+		if($me?!$me->connect($_SESSION['session_mdp']):FALSE){
+			echo 'Votre empreinte r&eacute;tinale, digitale et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)';
+			exit;
+		}
+		$projet = new Projet($_GET ['p']);
+		if(!$projet->exists()){
+			echo 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
+			exit;
+		}
+		$owners = $projet->getSecondaryOwners();
+		$jmsgs = array();
+		foreach($owners as $owner){
+			$jmsg = array();
+			$jmsg['ID'] = $owner->getID();
+			$jmsg['pseudo'] = $owner->getPseudo();
+			array_push($jmsgs,$jmsg);
+		}
+		
+		echo json_encode ( $jmsgs );
+		flush ();
+		exit;
+		
+		case 'removePeople' :
+		//Action : remove secodary owner
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!isset($_POST ['peopleIDs']))
+			exiting('o');
+		if(!$me)
+			exiting('Veuillez vous identifier pour supprimer un secondary owner !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$projet = new Projet($_GET['p']);
+		if(!$projet->exists())
+			exiting('Je vais avoir du mal &agrave; supprimer un des propri&eacute;taires du projet n&eacute;ant ...');
+		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
+		$todIDs = explode(',',$_POST ['peopleIDs']);
+		$sowners = $projet->getSecondaryOwners();
+		$nsowners = array();;
+		foreach($sowners as $sowner)if(!in_array($sowner->getID(),$todIDs))$nsowners[] = $sowner;
+		$projet->setSecondaryOwners($nsowners);
+		exit;
+
+	case 'addPeople' :
+		//Action : 	add secodary owner
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!isset($_POST ['peopleName']))
+			exiting('o');
+		if(!$me)
+			exiting('Veuillez vous identifier pour ajouter un secondary owner !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$projet = new Projet($_GET['p']);
+		if(!$projet->exists())
+			exiting('Je vais avoir du mal &agrave; ajouter un propri&eacute;taires au projet n&eacute;ant ...');
+		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
+		$membre =  Membre::getFromPseudo($_POST ['peopleName']);
+		if(count($membre) != 1)		
+			exiting('Vous voulez ajouter QUI ?!!');
+		$projet->addSecondaryOwner($membre);
+		exit;
+
+	case 'setPublicy' :
+		//Action : 	set project publicy
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!isset($_POST ['publicy']))
+			exiting('o');
+		if(!$me)
+			exiting('Veuillez vous connecter pour changer la "publicit&eacute;"d\'un projet !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$projet = new Projet($_GET['p']);
+		
+		if(!$projet->exists())
+			exiting('Je vais avoir du mal &agrave; ajouter un propri&eacute;taires au projet n&eacute;ant ...');
+		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
+		$projet->setPublicy($_POST ['publicy'] == 'true');
+		echo 'ok';
+		exit;
+
+	case 'nameOwner' :
+		//Action : 	name a new Owner
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!isset($_POST ['nOwnerID']))
+			exiting('o');
+		if(!$me)
+			exiting('Veuillez vous connecter pour changer le propri&eacute;taire d\'un projet !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$projet = new Projet($_GET['p']);
+		if(!$projet->exists())
+			exiting('Je vais avoir du mal &agrave; changer le propri&eacute;taires au projet n&eacute;ant ...');
+		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
+		$membre = new Membre($_POST ['nOwnerID']);
+		if(!$membre->exists())
+			exiting('Nous sommes hereux d\'acceuillir n&eacute;ant , le touveau propri&eacute;taire !!!  Euh ...');
+		$projet->setOwner($membre);
+		$todIDs = $membre->getID();
+		$sowners = $projet->getSecondaryOwners();
+		$nsowners = array();
+		foreach($sowners as $sowner)if($sowner->getID() != $todIDs)$nsowners[] = $sowner;
+		$projet->setSecondaryOwners($nsowners);
+		$projet->addSecondaryOwner($me);
+		
+		echo 'ok';
+		exit;
+
+	case 'delProject' :
+		//Action : delete this project
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!$me)
+			exiting('Veuillez vous identifier pour supprimer un projet !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$projet = new Projet($_GET['p']);
+		if(!$projet->exists())
+			exiting('Je vais avoir du mal &agrave; supprimer le projet n&eacute;ant ...');
+		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri�taire du projet');
+		$projet->delete();
+		echo 'ok';
+		exit;
+
+	case 'getVersionList' :
+		//Action : get project's versions
+		//TODO precise output type (via $_GET)
+		$data = array ();
+		if(!isset($_GET ['p'])){
+			echo 'ERROR : NO PROJECT PROVIDED';
+			exit;
+		}
+		if($me?!$me->connect($_SESSION['session_mdp']):FALSE){
+			echo 'Votre empreinte r&eacute;tinale, digitale et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)';
+			exit;
+		}
+		$projet = new Projet($_GET ['p']);
+		if(!$projet->exists()){
+			echo 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
+			exit;
+		}
+		$versions = Version::getFromProject($projet);
+		$jmsgs = array();
+		foreach($versions as $version){
+			$jmsg = array();
+			$jmsg['id'] = $version->getID();
+			$jmsg['name'] = $version->getName();
+			$jmsg['versionAbs'] = $version->getVersionAbs();
+			array_push($jmsgs,$jmsg);
+		}
+		
+		echo json_encode ( $jmsgs );
+		flush ();
+		exit;
+		
+	case 'createVersion' :
+		//Action : 	add secodary owner
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!isset($_POST ['name']))
+			exiting('o');
+		if(!isset($_POST ['langage']))
+			exiting('q');
+		if(!isset($_POST ['tags']))
+			exiting('m');
+		if(!$me)
+			exiting('Veuillez vous identifier pour ajouter une version !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$projet = new Projet($_GET['p']);
+		if(!$projet->exists())
+			exiting('Je vais avoir du mal &agrave; ajouter une version au projet n&eacute;ant ...');
+		if(!($me->getID() == $projet->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri&eacute;taire du projet');
+		
+		//TODO make auto version_abs sorting according to $_POST ['insertIndex']
+		//TODO verify tags and langage
+		
+		$projet->newVersion($_POST ['name'],Langage::getFromName($_POST ['langage']),$_POST ['tags'],Version::getHighestFromProject($projet)->getVersionAbs()+1);
+		
+		//TODO do a REAL redirection (not to the highest)
+		echo 'www.bernard.890m.com/version.php?v=' . Version::getHighestFromProject($projet)->getID();
+		exit;
+										
+										
+	case 'editVersion' :
+		//Action : 	add secodary owner
+		if(!isset($_GET ['v']))
+			exiting('c');
+		if(!isset($_POST ['name']))
+			exiting('o');
+		if(!isset($_POST ['langage']))
+			exiting('q');
+		if(!isset($_POST ['tags']))
+			exiting('m');
+		if(!$me)
+			exiting('Veuillez vous identifier pour &eacute;diter une version !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$version = new Version($_GET['v']);
+		if(!$version->exists())
+			exiting('Je vais avoir du mal &agrave; &eacute;diter la version n&eacute;ant ...');
+		if(!($me->getID() == $version->getProject()->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri&eacute;taire du projet');
+		
+		//TODO make auto version_abs sorting according to $_POST ['insertIndex']
+		//TODO verify tags and langage
+		
+		$projet->editVersion($version,$_POST ['name'],Langage::getFromName($_POST ['langage']),$_POST ['tags'],Version::getHighestFromProject($projet)->getVersionAbs()+1);
+		
+		//TODO do a REAL redirection (not to the highest)
+		echo 'www.bernard.890m.com/version.php?v=' . Version::getHighestFromProject($projet)->getID();
+		exit;
+					
+	case 'delVersion' :
+		//Action : delete this version
+		if(!isset($_GET ['p']))
+			exiting('c');
+		if(!$me)
+			exiting('Veuillez vous identifier pour supprimer une version !!!');
+		if(!$me->connect($_SESSION['session_mdp']))
+			exiting('Votre empreinte r&eacute;tinale, digital et g&eacute;netique ne correspond pas &agrave; celles stoqu&eacute;es dans notre base de donn&eacute;es (Technologie &agrave; venir)');
+		$version = new Version($_GET['p']);
+		if(!$version->exists())
+			exiting('Je vais avoir du mal &agrave; supprimer la version n&eacute;ant ...');
+		if(!($me->getID() == $version->getProject()->getOwner()->getID() OR $me->isAdminLevelGreaterThan(13)))
+			exiting('Vous n\'&ecirc;tes pas assez PUISSANT !!!!!!!!!! (Faut un adminLevel de 13 ou plus OU etre propri&eacute;taire du projet');
+		$version->delete();
+		echo 'ok';
+		exit;
+							
+									
+
+
+
+
+
+
+
+
+
+
+
+}
diff --git a/extras/dumpBDD.sh b/extras/dumpBDD.sh
new file mode 100644
index 0000000..b937581
--- /dev/null
+++ b/extras/dumpBDD.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+echo $1
+if [ $1 = "start"  ]
+then mysql -uu890869027 -p -D u890869027_bcom < ./bdd.sql ; php -S localhost:8000
+echo "\n"
+mysqldump --routines -uu890869027 -p u890869027_bcom > ./bdd.sql
+echo "Fin du programme";
+
+elif [ "$1" = "stop" ]
+then
+mysqldump --routines -uu890869027 -p u890869027_bcom > ./bdd.sql
+echo "Tadaaaaa !!!"
+
+fi
diff --git a/editVersion.php b/extras/editVersion.php
similarity index 100%
rename from editVersion.php
rename to extras/editVersion.php
diff --git a/extras/mandelbrot.html b/extras/mandelbrot.html
index 727b799..21a4369 100644
--- a/extras/mandelbrot.html
+++ b/extras/mandelbrot.html
@@ -54,4 +54,4 @@
 				}
 			}
 		}
-	</script>
\ No newline at end of file
+	</script>
diff --git a/megaProcess.php b/extras/megaProcess.php
similarity index 95%
rename from megaProcess.php
rename to extras/megaProcess.php
index 255c3ec..a45ef1f 100644
--- a/megaProcess.php
+++ b/extras/megaProcess.php
@@ -27,7 +27,7 @@ switch($_GET['action']){
     $version = new Version($_GET['v']);
     if(!$version->exists()){
       header('Location:404.php');
-      echo "v doit &eacute;tre l'ID d'une version existante !";
+      echo "v doit être l'ID d'une version existante !";
       echo 'NO';
       exit;
     }
@@ -72,7 +72,7 @@ switch($_GET['action']){
 //IF action=download
 //Tester telechargement
 
-//Génerer clé aleatoire de telechargement
+//Génerer clé aleatoire de telechargement
 //La stoquer
 
 //Rediriger vers megabernard.alwaysdata.net
diff --git a/newVersion.php b/extras/newVersion.php
similarity index 100%
rename from newVersion.php
rename to extras/newVersion.php
diff --git a/extras/quizz.yml b/extras/quizz.yml
deleted file mode 100644
index d4a066e..0000000
--- a/extras/quizz.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-!!com.bernard.qcminator.quiz.DEVerbenQuiz
-author: Mysaa
-entryCount: 2
-name: Schwach verben
-verben:
-- aux: 0
-  infinitiv: [gehen, gaiheun, gaien, geheun]
-  partizipPerfekt: [gegangen, gegehen, gegeht, gegehet]
-  prasens2: [gehst, gaist]
-  prasens3: [geht, gaitte, gait, gétteu, gäht]
-  prateritum2: [ginget, gingueut]
-  prateritum3: [ging, gung, gang, gèng]
-- aux: 1
-  infinitiv: [schwimmen, chvimeun, schwimen, schvimmen]
-  partizipPerfekt: [geschwommen, geschwomen, schwomen, schwommen]
-  prasens2: [schwimmst, schwimst]
-  prasens3: [schwimmt, schwimt]
-  prateritum2: [schwammst, schwamst]
-  prateritum3: [schwamm, schwamt, schwam, schwammte]
diff --git a/extras/test.php b/extras/test.php
new file mode 100644
index 0000000..da3f7cb
--- /dev/null
+++ b/extras/test.php
@@ -0,0 +1,9 @@
+<?php
+
+include_once 'clazz/Zincluder.php';
+
+$out = Membre::registerPerson ("moi","pwd");
+		
+var_dump($out);
+
+
diff --git a/includes/footer.php b/includes/footer.php
index 6f48e17..8f26006 100644
--- a/includes/footer.php
+++ b/includes/footer.php
@@ -12,8 +12,7 @@
 </footer>
 
 <?php if(isset($_SESSION['current_error'])){ ?>
-
-	<div id="currentErrorPanel" class="fullscreen absent big-background-semi-opaque full-text">
+	<div id="currentErrorPanel" class="fullscreen big-background-semi-opaque full-text">
 	<div class="screen-vertical-centered">
 	<div class="screen-horizontal-centered opaque">
 		<?php echo $_SESSION['current_error'];?>
diff --git a/includes/header.php b/includes/header.php
index 25fee83..be81963 100644
--- a/includes/header.php
+++ b/includes/header.php
@@ -18,11 +18,12 @@
 	-->
 	
 	<?php 
-	if($me = Membre::me()){
+	$me = Membre::headerInfos($_SESSION['session_id'] ?? -1,$_SESSION['session_mdp'] ?? '');
+	if($me['connected']){
 	?>
 		
-	<div id="bienvenue">Bienvenue &agrave; toi, <?php echo $me->getPseudo(); ?>
-		<form id="headDisconnectForm" method="post" action="disconnect.php">
+	<div id="bienvenue">Bienvenue &agrave; toi, <?php echo $me['pseudo']; ?>
+		<form id="headDisconnectForm" method="post" action="executor.php?action=disconnect">
 			<input type="submit" value="Se d&eacute;connecter" />
 		</form>
 	</div>
diff --git a/index.php b/index.php
index 6fe984b..6d67c04 100644
--- a/index.php
+++ b/index.php
@@ -14,10 +14,10 @@
 		<?php foreach(Article::getNewest(10) as $article){ ?>
 			<article>
 				<!-- TODO put class on article node -->
-				<h2 class="articleTitle"><?php echo $article->getTitle(); ?></h2>
-				<?php if($article->getPicPath() != ''){?><a class="articlePic" href="<?php echo $article->getPicPath(); ?>"><img src="<?php echo $article->getPicPath(); ?>" width="128" /></a><?php }?>
+				<h2 class="articleTitle"><?php echo $article['title']; ?></h2>
+				<?php if($article['picPath'] != ''){?><a class="articlePic" href="<?php echo $article['picPath']; ?>"><img src="<?php echo $article['picPath'] ?>" width="128" /></a><?php }?>
 		
-				<div class="articleText"><?php echo ($article->getShort() == '')?$article->getText():$article->getShort(); ?></div>
+				<div class="articleText"><?php echo ($article['short'] == '')?$article['text']:$article['short']; ?></div>
 			</article>
 		<?php } ?>
 		
diff --git a/others.php b/others.php
index bef073e..5018414 100644
--- a/others.php
+++ b/others.php
@@ -1,6 +1,20 @@
-<?php session_start();
-include_once  'clazz/Zincluder.php';?>
+<?php
+session_start(); 
+include_once 'clazz/Zincluder.php';
 
+try{
+	
+	$projects = Projet::getPublicProjectsForPresentation($_SESSION['session_id'] ?? NULL,$_SESSION['session_mdp'] ?? NULL);
+	
+}catch(SQLProcessingException $e){
+	var_dump($e);
+	echo $e->getHtmlMessage();
+	$_SESSION ['current_error'] = $e->getHtmlMessage();
+	header ( 'Location:' . $e->getPreferredRedirection() );
+	exit;
+}
+
+?>
 <!DOCTYPE html>
 <html>
 	<head>
@@ -13,17 +27,17 @@ include_once  'clazz/Zincluder.php';?>
 		<h1>Tous les projets</h1>
 
 		<?php
-			$me = Membre::me();
-			$projects = Projet::getOthers($me);
-			if($projects != NULL){
-			foreach(Utility::arrayIfNot($projects) as $project){
-				$version = Version::getHighestFromProject($project);
-				if($version)
-					echo ('<a href="projet.php?p='. $project->getID() .'">Le projet ' . $project->getName() . '</a> <a href="version.php?v='. $version->getID() .'">en version ' . $version->getName() . '</a><br/>');
+		try{
+			foreach($projects as $project){
+				if($project['versionID'])
+					echo ('<a href="projet.php?p='. $project['projectID'] .'">Le projet ' . $project['projectName'] . '</a> <a href="version.php?v='. $project['versionID'] .'">en version ' . $project['versionName'] . '</a><br/>');
 				else
-					echo ('<a href="projet.php?p='. $project->getID() .'">Le projet ' . $project->getName() . ' sans version </a><br/>');
-				}
+					echo ('<a href="projet.php?p='. $project['projectID'] .'">Le projet ' . $project['projectName'] . ' sans version </a><br/>');
 			}
+		}catch(SQLProcessingException $e){
+			$_SESSION ['current_error'] = $e->getHtmlMessage();
+		}
+        
 		?>
 		<br/>
 
diff --git a/pictures/bande.png b/pictures/bande.png
index 12ec647..1569dfc 100644
Binary files a/pictures/bande.png and b/pictures/bande.png differ
diff --git a/pictures/discoursB2b2.jpg b/pictures/discoursB2b2.jpg
new file mode 100644
index 0000000..1349247
Binary files /dev/null and b/pictures/discoursB2b2.jpg differ
diff --git a/pieces.php b/pieces.php
deleted file mode 100644
index c503bd9..0000000
--- a/pieces.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<!DOCTYPE html>
-<html>
-	<head>
-		<?php include 'includes/meta.php'; ?>
-	</head>
-	<body>
-		<?php include 'includes/header.php'; ?>
-
-
-		<canvas id="pieces" width="500" height="500"></canvas>
-		
-		<script type="text/javascript">
-			
-		</script>
-		
-		<?php include 'includes/footer.php'; ?>
-	</body>
-</html>
diff --git a/profile.php b/profile.php
index f70f582..7cb5e7b 100644
--- a/profile.php
+++ b/profile.php
@@ -9,8 +9,9 @@ include_once 'clazz/Zincluder.php' ?>
 		<?php include 'includes/header.php'; ?>
 			
 		<?php
-		$me = Membre::me();
-		if(!$me){
+		try{
+			Membre::checkIdLogin($_SESSION['session_id'],$_SESSION['session_mdp']);
+		}catch(SQLProcessingException $e){
 			header('Location:login.php');
 			$_SESSION['current_error'] = 'Veuillez vous connectez ou vous inscrire pour acc&eacute;der &agrave; votre profil (&ccedil;a semble logique ...)';
 			exit;
@@ -18,7 +19,7 @@ include_once 'clazz/Zincluder.php' ?>
 		?>
 		
 		<form method="post" action="executor.php?action=changePassword" id="changePasswordForm">
-			Changer le mot de passe :<br/>
+			Changer le mot de passe :<br/><br/>
 			<label for="real_mdp_ask">Votre ancien mot de passe :</label>
 			<input type="password" id="real_mdp_ask" name="rmdp"  />
 			<br/>
diff --git a/projet.php b/projet.php
index 20b1c05..0b60d69 100644
--- a/projet.php
+++ b/projet.php
@@ -1,53 +1,44 @@
-<?php session_start(); ?>
-<?php include_once 'clazz/Zincluder.php';?>
+<?php
+session_start(); 
+include_once 'clazz/Zincluder.php';
+
+try{
+	
+	$projet = Projet::showProject($_SESSION['session_id'] ?? NULL,$_SESSION['session_mdp'] ?? NULL,$_GET['p'] ?? NULL);
+	
+	
+}catch(SQLProcessingException $e){
+	error_log($e);
+	echo $e->getHtmlMessage();
+	$_SESSION ['current_error'] = $e->getHtmlMessage();
+	header ( 'Location:' . $e->getPreferredRedirection() ?? 'others.php' );
+	exit;
+}
+?>
 <!DOCTYPE html>
 <html>
-
 	<head>
 		<?php include 'includes/meta.php'; ?>
-		<script>
-			var projectID = <?php echo $_GET['p']; ?>;
-		</script>
 	</head>
 
 	<body>
 		<?php include 'includes/header.php'; ?>
-		<?php
-		//TODO re la fonction exiting
-		$me = Membre::me();
-		if(!isset($_GET['p'])){
-			header ( 'Location:projets.php');
-			$_SESSION ['current_error'] = 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
-			exit;
-		}
-		$projet = new Projet($_GET['p']);
-		if(!$projet->exists()){
-			header ( 'Location:projets.php');
-			$_SESSION ['current_error'] = 'Je vais avoir du mal &agrave; afficher les don&eacute;es du projet n&eacute;ant ...';
-			exit;
-		}
-		if(!($projet->isPublic() or $me?$me->isAdminLevelGreaterThan(12):FALSE or $me?$projet->haveRights($me):FALSE)){
-			header ( 'Location:projets.php');
-			$_SESSION ['current_error'] = 'Vous n\'avez pas le droit d\'&ecirc;tre ici ...<br/> DEGAGEZ !!!';
-			exit;
-		}
-		
-		$su = $me?$projet->haveRights($me):FALSE OR $me?$me->isAdminLevelGreaterThan(12):FALSE;
-		$ssu = $me?$me->getID() == $projet->getOwner()->getID():FALSE OR $me?$me->isAdminLevelGreaterThan(13):FALSE;
-		?>
+
+		<h1>Mes projets</h1>
 		<script>
-			var projectPublic = <?php echo $projet->isPublic()?'true':'false'; ?>;
+			var projectPublic = <?php echo $projet['public']?'true':'false'; ?>;
 		</script>
-		<h1>Le projet <?php echo($projet->getName()); ?></h1>
+		<h1>Le projet <?php echo($projet['name']); ?></h1>
 		<br/>
 
 		<?php
+			$ssu = $projet['ownerID'] == ($_POST['session_id'] ?? -1);
 			$couple = Utility::getHierarchicCouple();
-			echo $couple[0] . ' : ' . $projet->getOwner()->getPseudo() . '<br/>';
+			echo $couple[0] . ' : ' . $projet['ownerPseudo'] . '<br/>';
 			$str = $couple[1] . ' : ';
-			foreach($projet->getSecondaryOwners() as $sowner)
-				$str .= $sowner->getPseudo() . ', ';//TODO add link to membre.php
-			if(count($projet->getSecondaryOwners()) > 0)
+			foreach($projet['sowners'] as $sowner)
+				$str .= $sowner['pseudo'] . ', ';//TODO add link to membre.php
+			if(count($projet['sowners']) > 0)
 				echo '<span id="sOwnersText">'.substr($str,0,-2).'</span>';
 		?>
 
@@ -295,7 +286,7 @@
 					}
 
 					function answerCreationRequest(data){
-						if(!data.startsWith('www.bernard.890m.com')){
+						if(data != 'ok'){
 							console.log(data);//TODO la jolie boite de dialogue
 						}else
 							window.location.replace(data);
@@ -335,18 +326,20 @@
 
 		<br/>
 		<br/>
-		<?php $versions = Version::getFromProject($projet); ?>
-		<?php if(is_array($versions)){/* = if count(versions>1) */ ?>
-			<?php $languages = Langage::getLanguagesFromVersions($versions); ?>
+		<?php if(count($projet['versions']) > 0){ ?>
+			<?php $languages = array();
+				foreach($projet['versions'] AS $version)
+					array_push($languages,$version['language']);
+				$languages = array_unique($languages,SORT_REGULAR); ?>
 			<h3>Toutes les versions :</h3>
 			<br/>
 			<?php foreach($languages as $language){ ?>
 				<table class="versionTable">
 			  		<tr>
-			  			<th><?php echo $language->getName(); ?></th>
+			  			<th><?php echo Langage::getFromId($language)->getName(); ?></th>
 			  		</tr>
-			  		<?php foreach (Utility::arrayIfNot($versions) as $writingVersion){if($writingVersion->getLanguage() == $language){  ?>
-			  			<tr><td><a href = "version.php?v=<?php echo $writingVersion->getID();?>"><?php echo $writingVersion->getName(); ?></a></td></tr>
+			  		<?php foreach ($projet['versions'] as $writingVersion){if($writingVersion['language'] == $language){  ?>
+			  			<tr><td><a href = "version.php?v=<?php echo $writingVersion['ID'];?>"><?php echo $writingVersion['name']; ?></a></td></tr>
 			  		<?php }}?>
 				</table>
 			<?php } ?>
diff --git a/projets.php b/projets.php
index 5656b9e..cddb896 100644
--- a/projets.php
+++ b/projets.php
@@ -1,5 +1,26 @@
-<?php session_start(); 
-include_once 'clazz/Zincluder.php';?>
+<?php
+session_start(); 
+include_once 'clazz/Zincluder.php';
+
+if(!isset($_SESSION['session_id'])){
+	$_SESSION ['current_error'] = Utility::LOGIN_NEEDED_FOR_PROJECTS;
+	header ( 'Location:login.php' );
+	exit;
+}
+try{
+	Membre::checkIdLogin($_SESSION['session_id'] ?? NULL,$_SESSION['session_mdp'] ?? NULL);
+	
+	$projects = Projet::getAuthorizedProjectsForPresentation($_SESSION['session_id'],$_SESSION['session_mdp']);
+	
+}catch(SQLProcessingException $e){
+	var_dump($e);
+	echo $e->getHtmlMessage();
+	$_SESSION ['current_error'] = $e->getHtmlMessage();
+	header ( 'Location:' . $e->getPreferredRedirection() );
+	exit;
+}
+
+?>
 <!DOCTYPE html>
 <html>
 	<head>
@@ -12,22 +33,17 @@ include_once 'clazz/Zincluder.php';?>
 		<h1>Mes projets</h1>
 
 		<?php
-		
-		if($me = Membre::me()){//Defini dans le header.php
-			$projects = Projet::getWhichHeCanAccess($me);
-			foreach(Utility::arrayIfNot($projects) as $project){
-				$version = Version::getHighestFromProject($project);
-				if($version)
-					echo ('<a href="projet.php?p='. $project->getID() .'">Le projet ' . $project->getName() . '</a> <a href="version.php?v='. $version->getID() .'">en version ' . $version->getName() . '</a><br/>');
+		try{
+			foreach($projects as $project){
+				if($project['versionID'])
+					echo ('<a href="projet.php?p='. $project['projectID'] .'">Le projet ' . $project['projectName'] . '</a> <a href="version.php?v='. $project['versionID'] .'">en version ' . $project['versionName'] . '</a><br/>');
 				else
-					echo ('<a href="projet.php?p='. $project->getID() .'">Le projet ' . $project->getName() . ' sans version </a><br/>');
-				}
-			
-		}else{
-			header ( 'Location:login.php');
-			$_SESSION ['current_error'] = 'C\'est pas que je veut pas ... mais qui &ecirc;tes vous ?';
-			exit;
+					echo ('<a href="projet.php?p='. $project['projectID'] .'">Le projet ' . $project['projectName'] . ' sans version </a><br/>');
+			}
+		}catch(SQLProcessingException $e){
+			$_SESSION ['current_error'] = $e->getHtmlMessage();
 		}
+        
 		?>
 		<br/>
 		<?php include 'includes/footer.php'; ?>
diff --git a/register.php b/register.php
index 79c17f1..5784e8c 100644
--- a/register.php
+++ b/register.php
@@ -9,7 +9,7 @@
 <body>
     <?php include 'includes/header.php'; ?>
 
-            <form id="registerForm" method="post" action="registering.php">
+            <form id="registerForm" method="post" action="executor.php?action=register">
                 <label for="pseudo">Pseudo :</label>
                 <input type="text" name="pseudo" id="pseudo" placeholder="Votre pseudo"   />
                 <br/>
@@ -25,4 +25,4 @@
             <?php include 'includes/footer.php' ?>
 </body>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/sql/GetDiscutInfo.sql b/sql/GetDiscutInfo.sql
new file mode 100644
index 0000000..8d6aa9a
--- /dev/null
+++ b/sql/GetDiscutInfo.sql
@@ -0,0 +1,24 @@
+DROP PROCEDURE IF EXISTS GetDiscutInfo;
+DELIMITER //
+CREATE PROCEDURE GetDiscutInfo
+(
+  IN p_sid TEXT,
+  IN p_password TEXT,
+  IN p_did INT,
+  OUT outputCode INT(11),
+  OUT o_connected INT(1)
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 OR outputCode=2005 THEN 
+	SET o_connected = 1;
+ELSE
+	SET o_connected = 0;
+END IF;
+
+SET outputCode :=( SELECT CASE WHEN (SELECT CheckInGroup(p_sid,authorizedGroupID)=42 OR p_sid=creatorID FROM discussions WHERE ID=p_did) THEN 42 ELSE 2019 END );
+	
+END//
+DELIMITER ;
diff --git a/sql/GetDiscutMessages.sql b/sql/GetDiscutMessages.sql
new file mode 100644
index 0000000..da31b2c
--- /dev/null
+++ b/sql/GetDiscutMessages.sql
@@ -0,0 +1,22 @@
+DROP PROCEDURE IF EXISTS GetDiscutMessages;
+DELIMITER //
+CREATE PROCEDURE GetDiscutMessages
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_did INT,
+  OUT outputCode INT(11)
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 OR outputCode = 2005 THEN 
+    SET outputCode :=( SELECT CASE WHEN (SELECT CheckInGroup(p_sid,authorizedGroupID)=42 OR p_sid=creatorID FROM discussions WHERE ID=p_did) THEN 42 ELSE 2019 END );
+    IF outputCode = 42 THEN
+        INSERT INTO smz SELECT m.ID AS ID,u.ID AS senderID,u.pseudo AS senderPseudo,m.texte AS texte,m.sendTime AS sendTime, p_sid = senderID AS rights FROM messages AS m INNER JOIN membres AS u ON u.ID = m.senderID WHERE m.discussionID = p_did;
+    END IF;
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/changePassword.sql b/sql/changePassword.sql
new file mode 100644
index 0000000..a9a4846
--- /dev/null
+++ b/sql/changePassword.sql
@@ -0,0 +1,20 @@
+DROP PROCEDURE IF EXISTS ChangePassword;
+DELIMITER //
+CREATE PROCEDURE ChangePassword
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_npassword TEXT,
+  OUT outputCode INT
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 THEN 
+	UPDATE membres SET hashedPassword = MD5(p_npassword) WHERE ID = p_sid;
+END IF;
+
+END//
+DELIMITER ;
+
diff --git a/sql/checkIdLogin.sql b/sql/checkIdLogin.sql
new file mode 100644
index 0000000..412feba
--- /dev/null
+++ b/sql/checkIdLogin.sql
@@ -0,0 +1,39 @@
+DROP PROCEDURE IF EXISTS CheckIdLogin;
+DELIMITER //
+CREATE PROCEDURE CheckIdLogin
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  OUT outputCode INT
+)    
+READS SQL DATA
+BEGIN
+SET outputCode :=(
+    SELECT
+    (
+        CASE
+            WHEN (
+                SELECT
+                    COUNT(*)
+                FROM
+                    membres
+                WHERE
+                    ID = p_sid
+            ) != 1 THEN 2005
+            WHEN(
+                SELECT
+                    COUNT(*)
+                FROM
+                    membres
+                WHERE
+                    ID = p_sid AND
+                    hashedPassword = MD5(p_password)
+            ) != 1 THEN 2006
+			ELSE 42
+        END
+    )
+);
+
+END//
+DELIMITER ;
+
diff --git a/sql/checkInGroup.sql b/sql/checkInGroup.sql
new file mode 100644
index 0000000..599beb3
--- /dev/null
+++ b/sql/checkInGroup.sql
@@ -0,0 +1,66 @@
+DROP FUNCTION IF EXISTS CheckInGroup;
+DELIMITER //
+CREATE FUNCTION CheckInGroup
+(
+  p_sid INT,
+  p_gid INT
+)
+RETURNS INT
+READS SQL DATA
+BEGIN
+SET @outputCode :=(
+    SELECT
+    (
+        CASE 
+            WHEN p_gid = 0 THEN 0
+            WHEN p_gid = 1 THEN 42
+        ELSE 100
+        END
+    )
+);
+
+IF @outputCode = 100 THEN
+
+    SET @outputCode :=(
+        SELECT
+        (
+            CASE 
+                WHEN(
+                    SELECT
+                        COUNT(*)
+                    FROM
+                        groupes
+                    WHERE
+                        ID = p_gid
+                ) = 1 THEN 42
+            ELSE 2012
+            END
+        )
+    );
+    IF @outputCode = 42 THEN
+
+        SET @outputCode :=(
+            SELECT
+            (
+                CASE 
+                    WHEN(
+                        SELECT
+                            COUNT(*)
+                        FROM
+                            appartenanceAUnGroupe
+                        INNER JOIN groupes
+                        ON groupes.ID = appartenanceAUnGroupe.groupID
+                        WHERE
+                            groupes.ID = p_gid AND appartenanceAUnGroupe.membreID = p_sid
+                    ) >= 1 THEN 42
+                    ELSE 0
+                END
+            )
+        );
+    END IF;
+END IF;
+RETURN @outputCode;
+
+END//
+DELIMITER ;
+
diff --git a/sql/checkLogin.sql b/sql/checkLogin.sql
new file mode 100644
index 0000000..07cabb7
--- /dev/null
+++ b/sql/checkLogin.sql
@@ -0,0 +1,49 @@
+DROP PROCEDURE IF EXISTS CheckLogin;
+DELIMITER //
+CREATE PROCEDURE CheckLogin
+(
+  IN p_pseudo TEXT,
+  IN p_password TEXT,
+  OUT outputCode INT,
+  OUT accountID INT
+)    
+READS SQL DATA
+BEGIN
+SET outputCode :=(
+    SELECT
+    (
+        CASE 
+            WHEN (
+                SELECT
+                    COUNT(*)
+                FROM
+                    membres
+                WHERE
+                    pseudo = p_pseudo
+            ) != 1 THEN 2005
+            WHEN (
+                SELECT
+                    COUNT(*)
+                FROM
+                    membres
+                WHERE
+                    pseudo = p_pseudo AND
+                    hashedPassword = MD5(p_password)
+            ) != 1 THEN 2006
+			ELSE 42
+        END
+    )
+);
+SET accountID :=(
+    SELECT
+        ID
+    FROM
+        membres
+    WHERE
+        pseudo = p_pseudo AND
+        hashedPassword = MD5(p_password)
+);
+
+END//
+DELIMITER ;
+
diff --git a/sql/createDiscussion.sql b/sql/createDiscussion.sql
new file mode 100644
index 0000000..0e3bf16
--- /dev/null
+++ b/sql/createDiscussion.sql
@@ -0,0 +1,43 @@
+DROP PROCEDURE IF EXISTS CreateDiscusson;
+DELIMITER //
+CREATE PROCEDURE CreateDiscusson
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_name TEXT,
+  OUT outputCode INT
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password,outputCode);
+IF outputCode = 42 THEN 
+	IF  (SELECT COUNT(*) FROM membres WHERE ID = p_sid AND adminLevel >= 2) = 1 THEN
+		SET outputCode :=(
+			SELECT
+			(
+				CASE 
+					WHEN LENGTH(p_name) > 255 THEN 2014
+					WHEN CAST(p_name AS BINARY) NOT REGEXP BINARY '^[-a-zA-Z0-9\_ ]+$' THEN 2015
+					WHEN(
+						SELECT
+							COUNT(*)
+						FROM
+							discussions
+						WHERE
+							name = p_name
+					) > 0 THEN 2016
+					ELSE 42
+				END
+			)
+		);
+	END IF;
+ELSE
+	SET outputCode = 2013;
+END IF;
+
+IF outputCode = 42 THEN INSERT INTO discussions(name,creatorID,dateCreation,authorizedGroupId) VALUES (CAST(p_name AS CHAR(255)),p_sid,NOW(),0); END IF;
+
+END//
+DELIMITER ;
+
diff --git a/sql/deleteMessage.sql b/sql/deleteMessage.sql
new file mode 100644
index 0000000..3a8383a
--- /dev/null
+++ b/sql/deleteMessage.sql
@@ -0,0 +1,46 @@
+DROP PROCEDURE IF EXISTS DeleteMessage;
+DELIMITER //
+CREATE PROCEDURE DeleteMessage
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_mid INT,
+  OUT outputCode INT,
+  OUT did INT
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+
+IF outputCode = 42 THEN
+	SET outputCode :=(
+		SELECT
+		(
+			CASE 
+				WHEN(
+					SELECT
+						COUNT(*)
+					FROM
+						messages
+					WHERE
+						ID = p_mid
+				) = 1 THEN 2010
+			ELSE 42
+			END
+		)
+	);
+	IF outputCode = 42 THEN
+		SET did :=(SELECT discussionID FROM messages WHERE ID = p_mid);
+		SET @authorizedGroupID :=(SELECT authorizedGroupID FROM discussions WHERE ID=did);
+		CALL `CheckInGroup`(p_sid, @authorizedGroupID, outputCode);
+		
+		IF outputCode = 42 THEN
+			DELETE FROM messages WHERE ID = p_mid;
+		END IF;
+	END IF;
+END IF;
+
+END//
+DELIMITER ;
+
diff --git a/sql/getAuthorizedProjectsForPresentation.sql b/sql/getAuthorizedProjectsForPresentation.sql
new file mode 100644
index 0000000..194c960
--- /dev/null
+++ b/sql/getAuthorizedProjectsForPresentation.sql
@@ -0,0 +1,18 @@
+DROP PROCEDURE IF EXISTS GetAuthorizedProjectsForPresentation;
+DELIMITER //
+CREATE PROCEDURE GetAuthorizedProjectsForPresentation
+(
+  IN p_sid TEXT,
+  IN p_password TEXT,
+  OUT outputCode INT(11)
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 THEN 
+	INSERT INTO projects SELECT p.ID AS projectID, p.name AS projectName, v.ID AS versionID , v.name AS versionName FROM projets AS p LEFT JOIN versions AS v ON p.ID = v.projectID WHERE (p.ownerID = p_sid OR CheckInGroup(p_sid,p.secondaryOwnersGroupID) = 42) AND (v.ID IS NULL OR v.versionAbs = (SELECT MAX(versionAbs) FROM versions WHERE projectID = p.ID));
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/getPublicProjectsForPresentation.sql b/sql/getPublicProjectsForPresentation.sql
new file mode 100644
index 0000000..b8b8370
--- /dev/null
+++ b/sql/getPublicProjectsForPresentation.sql
@@ -0,0 +1,19 @@
+DROP PROCEDURE IF EXISTS GetPublicProjectsForPresentation;
+DELIMITER //
+CREATE PROCEDURE GetPublicProjectsForPresentation
+(
+  IN p_sid TEXT,
+  IN p_password TEXT,
+  OUT outputCode INT(11)
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 OR outputCode = 2005 THEN 
+	SET outputCode = 42;
+	INSERT INTO projects SELECT p.ID AS projectID, p.name AS projectName, v.ID AS versionID , v.name AS versionName FROM projets AS p LEFT JOIN versions AS v ON p.ID = v.projectID WHERE (p.ownerID = 1 OR CheckInGroup(1,p.secondaryOwnersGroupID) = 42 OR CheckInGroup(1,p.authorizedGroupID) = 42) AND (v.ID IS NULL OR v.versionAbs = (SELECT MAX(versionAbs) FROM versions WHERE projectID = p.ID));
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/getVisibleDiscuts.sql b/sql/getVisibleDiscuts.sql
new file mode 100644
index 0000000..34869ad
--- /dev/null
+++ b/sql/getVisibleDiscuts.sql
@@ -0,0 +1,21 @@
+DROP PROCEDURE IF EXISTS GetVisibleDiscuts;
+DELIMITER //
+CREATE PROCEDURE GetVisibleDiscuts
+(
+  IN p_sid TEXT,
+  IN p_password TEXT,
+  OUT outputCode INT(11),
+  OUT canCreate INT(1)
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 OR outputCode = 2005 THEN 
+	SET outputCode = 42;
+	SELECT adminLevel > 8 INTO canCreate FROM membres WHERE ID=p_sid;
+	INSERT INTO discuts SELECT d.ID AS ID, d.name AS Name, m.pseudo AS creatorPseudo FROM discussions AS d LEFT JOIN membres AS m ON d.creatorID = m.ID WHERE CheckInGroup(p_sid,authorizedGroupId) = 42;
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/headerInfos.sql b/sql/headerInfos.sql
new file mode 100644
index 0000000..4a39a22
--- /dev/null
+++ b/sql/headerInfos.sql
@@ -0,0 +1,24 @@
+DROP PROCEDURE IF EXISTS HeaderInfos;
+DELIMITER //
+CREATE PROCEDURE HeaderInfos
+(
+  IN p_sid TEXT,
+  IN p_password TEXT,
+  OUT outputCode INT(11),
+  OUT o_connected INT(1),
+  OUT o_pseudo VARCHAR(255)
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 THEN 
+	SELECT pseudo INTO o_pseudo FROM membres WHERE ID = p_sid;
+	SET o_connected = 1;
+ELSE
+	SET outputCode = 42;
+	SET o_connected = 0;
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/postMessage.sql b/sql/postMessage.sql
new file mode 100644
index 0000000..7900cd4
--- /dev/null
+++ b/sql/postMessage.sql
@@ -0,0 +1,46 @@
+DROP PROCEDURE IF EXISTS PostMessage;
+DELIMITER //
+CREATE PROCEDURE PostMessage
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_did INT,
+  IN p_text TEXT,
+  OUT outputCode INT,
+  OUT mid INT
+)
+MODIFIES SQL DATA
+BEGIN
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+
+IF outputCode = 42 THEN
+	SET outputCode :=(
+		SELECT
+		(
+			CASE 
+				WHEN(
+					SELECT
+						COUNT(*)
+					FROM
+						discussions
+					WHERE
+						ID = p_did
+				) = 1 THEN 2010
+			ELSE 42
+			END
+		)
+	);
+	IF outputCode = 42 THEN
+		SET @authorizedGroupID :=(SELECT authorizedGroupID FROM discussions WHERE ID=p_did);
+		CALL `CheckInGroup`(p_sid, @authorizedGroupID, outputCode);
+		
+		IF outputCode = 42 THEN
+			INSERT INTO messages(texte,senderID,sendTime,discussionID) VALUES (p_text,p_sid,NOW(),p_did);
+			SET mid :=(SELECT LAST_INSERT_ID());
+		END IF;
+	END IF;
+END IF;
+
+END//
+DELIMITER ;
+
diff --git a/sql/presentProject.sql b/sql/presentProject.sql
new file mode 100644
index 0000000..879a80f
--- /dev/null
+++ b/sql/presentProject.sql
@@ -0,0 +1,30 @@
+DROP PROCEDURE IF EXISTS PresentProject;
+DELIMITER //
+CREATE PROCEDURE PresentProject
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_pid INT,
+  OUT outputCode INT(11),
+  OUT o_public INT(1),
+  OUT o_name VARCHAR(255),
+  OUT o_ownerID INT,
+  OUT o_ownerPseudo VARCHAR(255)
+  
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 OR outputCode = 2005 THEN 
+	SET outputCode := (SELECT (CASE WHEN (SELECT CheckInGroup(p_sid,authorizedGroupId) = 42 OR CheckInGroup(p_sid,secondaryOwnersGroupId) = 42 OR p_sid = ownerID FROM projets WHERE ID = p_pid) THEN 42 ELSE 2017 END));
+	IF outputCode = 42 THEN
+		SELECT authorizedGroupId = 1 AS public, name INTO o_public, o_name FROM projets WHERE projets.ID = p_pid;
+		SELECT membres.pseudo, membres.ID INTO o_ownerPseudo, o_ownerID FROM membres INNER JOIN projets ON projets.ownerID = membres.ID WHERE projets.ID = p_pid;
+		INSERT INTO verzions SELECT languageID AS language, ID, name FROM versions WHERE projectID = p_pid;
+		INSERT INTO sowners SELECT pseudo FROM membres INNER JOIN projets ON projets.ownerID != membres.ID AND CheckInGroup(membres.ID,projets.secondaryOwnersGroupID) = 42 WHERE projets.ID = p_pid;
+	END IF;
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/presentVersion.sql b/sql/presentVersion.sql
new file mode 100644
index 0000000..c12637c
--- /dev/null
+++ b/sql/presentVersion.sql
@@ -0,0 +1,34 @@
+DROP PROCEDURE IF EXISTS PresentVersion;
+DELIMITER //
+CREATE PROCEDURE PresentVersion
+(
+  IN p_sid INT,
+  IN p_password TEXT,
+  IN p_vid INT,
+  OUT outputCode INT(11),
+  OUT o_su INT(1),
+  OUT o_ssu INT(1),
+  OUT o_langageID INT,
+  OUT o_projectName VARCHAR(255),
+  OUT o_name VARCHAR(255),
+  OUT o_fileAccessibility INT,
+  OUT o_projectID INT,
+  OUT o_tags INT
+  
+)
+MODIFIES SQL DATA
+BEGIN
+
+CALL `CheckIdLogin`(p_sid,p_password, outputCode);
+IF outputCode = 42 OR outputCode = 2005 THEN 
+	SET outputCode := (SELECT (CASE WHEN (SELECT CheckInGroup(p_sid,authorizedGroupId) = 42 OR CheckInGroup(p_sid,secondaryOwnersGroupId) = 42 OR p_sid = ownerID FROM projets INNER JOIN versions ON versions.projectID = projets.ID WHERE versions.ID = p_vid) THEN 42 ELSE 2018 END));
+	IF outputCode = 42 THEN
+
+		SELECT CheckInGroup(p_sid,projets.secondaryOwnersGroupId) = 42 OR projets.ownerID = p_sid, projets.ownerID = p_sid, versions.languageID, projets.name,versions.name,versions.fileAccessibility,projets.ID,versions.tags INTO o_su,o_ssu,o_langageID,o_projectName,o_name,o_fileAccessibility,o_projectID,o_tags FROM projets INNER JOIN versions ON versions.projectID = projets.ID WHERE versions.ID = p_vid;
+		INSERT INTO verzions SELECT languageID AS language, ID, name FROM versions WHERE projectID = o_projectID;
+
+	END IF;
+END IF;
+
+END//
+DELIMITER ;
diff --git a/sql/registerPerson.sql b/sql/registerPerson.sql
new file mode 100644
index 0000000..7551aa5
--- /dev/null
+++ b/sql/registerPerson.sql
@@ -0,0 +1,33 @@
+DROP PROCEDURE IF EXISTS RegisterPerson;
+DELIMITER //
+CREATE PROCEDURE RegisterPerson
+(
+  IN p_pseudo TEXT,
+  IN p_password TEXT,
+  OUT outputCode INT
+)
+MODIFIES SQL DATA
+BEGIN
+SET outputCode :=(
+	SELECT
+	(
+		CASE 
+			WHEN LENGTH(p_pseudo) > 255 THEN 2002
+			WHEN CAST(p_pseudo AS BINARY) NOT REGEXP BINARY '^[-a-zA-Z0-9\_]+$' THEN 2003
+			WHEN(
+				SELECT
+					COUNT(*)
+				FROM
+					membres
+				WHERE
+					pseudo = p_pseudo
+			) > 0 THEN 2004
+			ELSE 42
+		END
+	)
+);
+IF outputCode = 42 THEN INSERT INTO membres(pseudo,hashedPassword,dateCreation) VALUES (CAST(p_pseudo AS CHAR(255)),MD5(p_password),NOW()); END IF;
+
+END//
+DELIMITER ;
+
diff --git a/version.php b/version.php
index 46d0118..99e8ac2 100644
--- a/version.php
+++ b/version.php
@@ -1,5 +1,20 @@
-<?php session_start(); ?>
-<?php include_once 'clazz/Zincluder.php';?>
+<?php
+session_start(); 
+include_once 'clazz/Zincluder.php';
+
+try{
+	
+	$version = Version::showVersion($_SESSION['session_id'] ?? NULL,$_SESSION['session_mdp'] ?? NULL,$_GET['v'] ?? NULL);
+	
+	
+}catch(SQLProcessingException $e){
+	echo $e->getHtmlMessage();
+	$_SESSION ['current_error'] = $e->getHtmlMessage();
+	header ( 'Location:' . ($e->getPreferredRedirection() ?? 'others.php') );
+	exit;
+}
+
+?>
 <!DOCTYPE html>
 <html>
 
@@ -10,66 +25,49 @@
 	<body>
 		<?php include 'includes/header.php'; ?>
 		<?php
-		//TODO re la fonction exiting
-		$me = Membre::me();
-		if(!isset($_GET['v'])){
-			header ( 'Location:projets.php');
-			$_SESSION ['current_error'] = 'Quand on demande des donn&eacute;es, on donne des donn&eacute;es !!!';
-			exit;
-		}
-		$version = new Version($_GET['v']);
-		if(!$version->exists()){
-			header ( 'Location:projets.php');
-			$_SESSION ['current_error'] = 'Je vais avoir du mal &agrave; afficher les don&eacute;es de la version n&eacute;ant ...';
-			exit;
-		}
-		if(count($version->getPublicFiles())<=0 && $me?$me->isAdminLevelLowerThan(12):FALSE && !$version->getProject()->haveRights()){
-			header ( 'Location:projets.php');
-			$_SESSION ['current_error'] = 'Vous n\'avez pas le droit d\'&ecirc;tre ici ...<br/> DEGAGEZ !!!';
-			exit;
-		}
-		$su = $me?$version->getProject()->haveRights($me):FALSE OR $me?$me->isAdminLevelGreaterThan(12):FALSE;
-		$ssu = $me?$me->getID() == $version->getProject()->getOwner()->getID():FALSE OR $me?$me->isAdminLevelGreaterThan(13):FALSE;
+		$su = $version['su'];
+		$ssu = $version['ssu'];
+		$langage = Langage::getFromId($version['langage']);
 		?>
-		<h1>Le projet <?php echo($version->getProject()->getName()) ?> en version <?php echo($version->getName()) ?></h1>
+		<h1>Le projet <?php echo($version['projectName']) ?> en version <?php echo($version['name']) ?></h1>
 		<br/>
-		<?php if($version->getLanguage()->isJarAvalivable()){?>
-			<a class="project_option" href=<?php if($version->isJarPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=jar&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isJarPublic() OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger le jar" title="T&eacute;l&eacute;charger le jar" src="pictures/download_jar.png"/>
+		<?php if($langage->isJarAvalivable()){?>
+			<a class="project_option" href=<?php if($langage->isJarAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=jar&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isJarAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger le jar" title="T&eacute;l&eacute;charger le jar" src="pictures/download_jar.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isJavaAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isJavaPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=java&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isJavaPublic() OR $su)){echo(" disabeled");} ?>" alt="Voir la source" title="Voir la source" src="pictures/view_code.png"/>
+		<?php }if($langage->isJavaAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isJavaAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=java&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isJavaAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="Voir la source" title="Voir la source" src="pictures/view_code.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isJavaAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isJavaPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=java&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isJavaPublic() OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger la source" title="T&eacute;l&eacute;charger la source" src="pictures/download_code.png"/>
+		<?php }if($langage->isJavaAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isJavaAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=java&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isJavaAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger la source" title="T&eacute;l&eacute;charger la source" src="pictures/download_code.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isJavadocAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isJavadocPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=javadoc&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isJavadocPublic() OR $su)){echo(" disabeled");} ?>" alt="Voir la doc" title="Voir la doc" src="pictures/view_javadoc.png"/>
+		<?php }if($langage->isJavadocAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isJavadocAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=javadoc&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isJavadocAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="Voir la doc" title="Voir la doc" src="pictures/view_javadoc.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isJavadocAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isJavadocPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=javadoc&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isJavadocPublic() OR $su)){echo(" disabeled");} ?>" alt="T&eacute;lecharger la doc" title="T&eacute;lecharger la doc" src="pictures/download_javadoc.png"/>
+		<?php }if($langage->isJavadocAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isJavadocAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=javadoc&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isJavadocAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="T&eacute;lecharger la doc" title="T&eacute;lecharger la doc" src="pictures/download_javadoc.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isXlsmAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isXlsmPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=xlsm&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isXlsmPublic() OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger le xlsm" title="T&eacute;l&eacute;charger le xlsm" src="pictures/download_xlsm.png"/>
+		<?php }if($langage->isXlsmAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isXlsmAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=xlsm&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isXlsmAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger le xlsm" title="T&eacute;l&eacute;charger le xlsm" src="pictures/download_xlsm.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isVbAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isVbPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=vb&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isVbPublic() OR $su)){echo(" disabeled");} ?>" alt="Voir la source" title="Voir la source" src="pictures/voir_vb.png"/>
+		<?php }if($langage->isVbAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isVbAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=vb&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isVbAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="Voir la source" title="Voir la source" src="pictures/voir_vb.png"/>
 			</a>
-		<?php }if($version->getLanguage()->isVbAvalivable()){ ?>
-			<a class="project_option" href=<?php if($version->isVbPublic() OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=vb&amp;v='.$version->getID() . '"');}else{ echo( "\"#\"");} ?>>
-				<img class="project_option_img<?php if(!($version->isVbPublic() OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger la source" title="T&eacute;l&eacute;charger la source" src="pictures/download_vb.png"/>
+		<?php }if($langage->isVbAvalivable()){ ?>
+			<a class="project_option" href=<?php if($langage->isVbAccessible($version['fileAccessibility']) OR $su){ echo( '"http://megabernard.alwaysdata.net/megaDownload.php?t=vb&amp;v='.$version['ID'] . '"');}else{ echo( "\"#\"");} ?>>
+				<img class="project_option_img<?php if(!($langage->isVbAccessible($version['fileAccessibility']) OR $su)){echo(" disabeled");} ?>" alt="T&eacute;l&eacute;charger la source" title="T&eacute;l&eacute;charger la source" src="pictures/download_vb.png"/>
 			</a>
 		<?php } ?>
 		
 		<script>
-			var projectID = <?php echo $version->getProject()->getID(); ?>;
-			var versionID = <?php echo $version->getID(); ?>;
+			var projectID = <?php echo $version['projectID']; ?>;
+			var versionID = <?php echo $version['ID']; ?>;
 		</script>
 		
 		<?php if($ssu){ ?>
@@ -83,20 +81,20 @@
 			<div class="screen-horizontal-centered" id="editVersionPan">
 				<form id="eVersionForm">
 					<label for="nVersionName">Nom de la version</label>
-					<input type="text" id="nVersionName"><?php echo $version->getName(); ?></input><br/>
+					<input type="text" id="nVersionName"><?php echo $version['name'] ?></input><br/>
 					<label for="languageSelect">Langage :</label>
 					<select id="languageSelect">
-						<option value="Java" <?php if($version->getLanguage() == Langage::$java)echo 'selected=""'; ?>>Java</option>
-						<option value="VBA"<?php if($version->getLanguage() == Langage::$vba)echo 'selected=""'; ?>>VBA</option>
+						<option value="Java" <?php if($version['langage'] == Langage::$java->getID())echo 'selected=""'; ?>>Java</option>
+						<option value="VBA"<?php if($version['langage'] == Langage::$vba->getID())echo 'selected=""'; ?>>VBA</option>
 					</select><br/>
 					<label for="VAlphaCheck">Alpha : </label>
-					<input type="checkbox" id="VAlphaCheck" value="alpha" <?php if($version->isAlpha())echo 'checked=""'; ?>/><br/>
+					<input type="checkbox" id="VAlphaCheck" value="alpha" <?php if($version['alpha'])echo 'checked=""'; ?>/><br/>
 					<label for="VBetaCheck">Beta : </label>
-					<input type="checkbox" id="VBetaCheck" value="beta" <?php if($version->isBeta())echo 'checked=""'; ?>/><br/>
+					<input type="checkbox" id="VBetaCheck" value="beta" <?php if($version['beta'])echo 'checked=""'; ?>/><br/>
 					<label for="VReleaseCheck">Release : </label>
-					<input type="checkbox" id="VReleaseCheck" value="release" <?php if($version->isRelease())echo 'checked=""'; ?>/><br/>
+					<input type="checkbox" id="VReleaseCheck" value="release" <?php if($version['release'])echo 'checked=""'; ?>/><br/>
 					<label for="VBuggedCheck">Bogu&eacute; : </label>
-					<input type="checkbox" id="VBuggedCheck" value="bugged" <?php if($version->isBugged())echo 'checked=""'; ?>/><br/>
+					<input type="checkbox" id="VBuggedCheck" value="bugged" <?php if($version['bugged'])echo 'checked=""'; ?>/><br/>
 				</form><br/>
 				<ul class="gray-bordered fast-full-width gone-puce">
 					Mise a jour de la liste
@@ -331,18 +329,20 @@
 
 		<br/>
 		<br/>
-		<?php $versions = Version::getFromProject($version->getProject()); ?>
-		<?php if(is_array($versions)){/* = if count(versions>1) */ ?>
-			<?php $languages = Langage::getLanguagesFromVersions($versions); ?>
+		<?php if(count($version['brothers']) > 0){ ?>
+			<?php $languages = array();
+				foreach($version['brothers'] AS $v)
+					array_push($languages,$v['language']);
+				$languages = array_unique($languages,SORT_REGULAR); ?>
 			<h3>Toutes les versions :</h3>
 			<br/>
 			<?php foreach($languages as $language){ ?>
 				<table class="versionTable">
 			  		<tr>
-			  			<th><?php echo $language->getName(); ?></th>
+			  			<th><?php echo Langage::getFromId($language)->getName(); ?></th>
 			  		</tr>
-			  		<?php foreach (Utility::arrayIfNot($versions) as $writingVersion){if($writingVersion->getLanguage() == $language){  ?>
-			  			<tr><td><a href = "version.php?v=<?php echo $writingVersion->getID();?>"><?php echo $writingVersion->getName(); ?></a></td></tr>
+			  		<?php foreach ($version['brothers'] as $writingVersion){if($writingVersion['language'] == $language){  ?>
+			  			<tr><td><a href = "version.php?v=<?php echo $writingVersion['ID'];?>"><?php echo $writingVersion['name']; ?></a></td></tr>
 			  		<?php }}?>
 				</table>
 			<?php } ?>