diff --git a/accueil.php b/accueil.php
index 21d604914167bd9e269f540e7b66accb64f2fa87..d33986263f1ba7bba6b853101a3e867b79fcaaee 100644
--- a/accueil.php
+++ b/accueil.php
@@ -28,7 +28,8 @@ $bdd=bdd();
         ?>
           <button type="button" class="btn btn-success btn-right" onclick="location.href='./edit.php'" >Edit</button>
           <button type="button" class="btn btn-success btn-right" onclick="location.href='./deconnexion.php'">Deconnexion</button>
-          <label for="hello"><?php echo "Bonjour, $pseudo";?></label>
+          <button type="button" class="btn btn-success btn-right" onclick="location.href='./newtopics.php'" >Nouveau sujet</button>
+          <label for="hello"><?php echo "Vous êtes connectés entant que : $pseudo";?></label>
         <?php
         }
         else
@@ -48,10 +49,16 @@ $bdd=bdd();
         <ul class="nav navbar-nav">
           <li class="dropdown active"><a class="dropdown-toggle" data-toggle="dropdown" href="./topiclist.php">Commercial <span class="caret"></span></a>
             <ul class="dropdown-menu">
-              <li><a id="cat" href="./topiclist.php">Multimédia</a></li>
-              <li><a id="cat" href="./topiclist.php">Vêtement</a></li>
-              <li><a id="cat" href="./topiclist.php">Animal</a></li>
-              <li><a id="cat" href="./topiclist.php">Autre</a></li>
+              <?php
+
+                $dn2 = pg_query("SELECT * FROM keys ORDER BY name asc");
+                while($reponse=pg_fetch_assoc($dn2))
+                {
+              ?>
+                  <li><a id="cat" href="./topiclist.php?category=<?php echo $reponse['name']; ?>"><?php echo $reponse['name']; ?></a></li>
+              <?php
+                 }
+              ?>
             </ul>
           </li>
         </ul>
@@ -63,47 +70,24 @@ $bdd=bdd();
 <div class="container-fluid text-center">    
   <div class="row content">
     <div class="col-sm-2 sidenav">
-      <p><a href="#">Link</a></p>
-      <p><a href="#">Link</a></p>
-      <p><a href="#">Link</a></p>
+      
     </div>
   
-    <div class="col-lg-8 text-left"> 
-      <table id="tableAccueil">
-            <col width="50%">
-            <col width="50%">
-            <tbody>
-            <tr  class="accueil">
-              <td>
-                <a href="./topiclist.php">
-                  <img src="./img/Multimedia.jpg" alt="Multimedia" style="width:180px;height:120px">
-                  <p id="mPic">Multimédia</p>
-                </a>
-              </td>
-              <td>
-                <a href="./topiclist.php">
-                  <img src="./img/vetement.png" alt="Vetement" style="width:180px;height:120px">
-                  <p id="vPic">Vêtement</p>
-                </a>
-              </td>
-            </tr>
-            <tr class="accueil">
-              <td>
-                <a href="./topiclist.php">
-                  <img src="./img/animal.jpg" alt="Multimedia" style="width:150px;height:120px">
-                  <p id="aPic">Animal</p>
-                </a>
-              </td>
-              <td>
-                <a href="./topiclist.php">
-                  <img src="./img/autre.png" alt="Autre" style="width:180px;height:120px">
-                  <p id="oPic">Autre</p>
-                </a>
-              </td>
+    <div class="col-lg-8 lg-8 text-left"> 
+      <table class="table">
+        <col width="20%">
+        <col width="60%">
+        <col width="20%">
+          <thead>
+            <tr>
+              <th class="lead">Catégorie</th>
+              <th class="lead">Sujet</th>
+              <th class="lead">Date</th>
+      
             </tr>
-            </tbody>
-      </table>
-    </div>
+          </thead>
+      </table>  
+  </div>
   
     
   </div>   
diff --git a/class/connexion.class.php b/class/connexion.class.php
index 4c7fb7cb4c8a17037fb440f9ea8af73dc7df811e..ba31f75235bb54bf2a2f8abca25a5a46df408718 100644
--- a/class/connexion.class.php
+++ b/class/connexion.class.php
@@ -17,15 +17,15 @@ class connexion
 
 	public function verify()
 	{
-		$requete = "SELECT * FROM users WHERE pseudo = '$this->pseudo' AND mdp ='$this->mdp'";
-		$sql = pg_query($requete);
-		if($sql)
+		$requete = pg_query("SELECT * FROM users WHERE pseudo = '$this->pseudo'");
+		$sql = pg_fetch_array(($requete));
+		if($sql AND password_verify($this->mdp,$sql['mdp']))
 		{
-			return 1;
+			return "ok";
 		}
 		else
 		{
-			return 0;
+			return "Erreur d'authentification";
 		}
 	}
 
diff --git a/class/inscription.class.php b/class/inscription.class.php
index 6c8b1f46e1b81ce0210d6a9f0099b8ef0d7d0ac6..e977c746e581f9ddb70586f937103c6a969cb324 100644
--- a/class/inscription.class.php
+++ b/class/inscription.class.php
@@ -28,7 +28,7 @@ class inscription
 		{
 			if(strlen($this->mdp) >= 6 AND strlen($this->mdp) <= 30)
 			{
-				if($this->mdp === $this->mdpC)
+				if($this->mdp == $this->mdpC)
 				{
 					$syntax = "#^[\w.-]+@[\w.-]+\.[a-zA-Z]{2,6}$#";
 					if(preg_match($syntax, $this->mail))
@@ -58,7 +58,8 @@ class inscription
 
 	public function enregistrer()
 	{
-		$requete = ("INSERT INTO users(pseudo,mdp,adr_mail) VALUES('$this->pseudo','$this->mdp','$this->mail')");
+		$this->mdp = password_hash($this->mdp, PASSWORD_BCRYPT);
+		$requete = ("INSERT INTO users(pseudo, mdp, adr_mail) VALUES('$this->pseudo','$this->mdp','$this->mail')");
 		$sql=pg_query($requete);
 		
 		return 1;
diff --git a/class/newtopics.class.php b/class/newtopics.class.php
new file mode 100644
index 0000000000000000000000000000000000000000..a77d1dcd2c6375d6ac15508250e9e31a016e7aca
--- /dev/null
+++ b/class/newtopics.class.php
@@ -0,0 +1,45 @@
+<?php
+require_once"/../fonction.php";
+class newtopics
+{
+	private $name;
+	private $content;
+	private $bdd;
+
+	public function __construct($name, $content)
+	{
+		$name = htmlspecialchars($name);
+		$content = htmlspecialchars($content);
+
+		$this->name = $name;
+		$this->content = $content;
+		$this->bdd= bdd();
+	}
+
+	public function verif()
+	{
+		if (strlen($this->name) >=5 AND strlen($this->name) <= 40) {
+			if (strlen($this->content)<=10) {
+				return "Veuillez saisir une déscription compléte";
+			}
+			else
+			{
+				return "ok";
+			}
+		}
+		else
+		{
+			return "Le nom du sujet doit contenir 5 carctéres minimum et 40 maximum"
+		}
+	}
+
+	public function insert()
+	{
+		$id = $_SESSION['id'];
+		$requete = "INSERT INTO toppics values('$this->name', '$this->content', '$id')";
+		$sql = pg_query($requete);
+
+		return 1;
+	}
+}
+?>
\ No newline at end of file
diff --git a/login.php b/login.php
index 4a1c2fa4c314e56e45b7f5b2d78eefd964bae59f..3413ece978408ef828f5138df35758b7e107c8b1 100644
--- a/login.php
+++ b/login.php
@@ -11,11 +11,10 @@ if (isset($_POST['pseudo']) AND isset($_POST['mdp']))
     $mdp = $_POST['mdp'];
     $connexion = new connexion($pseudo, $mdp);
     $verif = $connexion->verify();
-    if($verif == 1)
+    if($verif=="ok")
     {
-        if ($connexion->session()) {
-            header("Location: ./accueil.php");
-        }
+        $verif = $connexion->session();
+        header("Location: ./accueil.php");
     }
     else
     {
@@ -58,9 +57,15 @@ if (isset($_POST['pseudo']) AND isset($_POST['mdp']))
                 <ul class="nav navbar-nav">
                     <li class="dropdown active"><a class="dropdown-toggle" data-toggle="dropdown" href="#">Commercial <span class="caret"></span></a>
                         <ul class="dropdown-menu">
-                            <li><a href="#">Livre</a></li>
-                            <li><a href="#">Electric</a></li>
-                            <li><a href="#">Loisir</a></li>
+                            <?php
+                                $dn2 = pg_query("SELECT * FROM keys ORDER BY name asc");
+                                while($reponse=pg_fetch_assoc($dn2))
+                                {
+                            ?>
+                                <li><a id="cat" href="./topiclist.php?category=<?php echo $reponse['name']; ?>"><?php echo $reponse['name']; ?></a></li>
+                            <?php
+                            }
+                            ?>
                         </ul>
                     </li>
                 </ul>
diff --git a/newtopics.php b/newtopics.php
new file mode 100644
index 0000000000000000000000000000000000000000..f1a817cd7eabbca7349086033f9621502ae2a579
--- /dev/null
+++ b/newtopics.php
@@ -0,0 +1,140 @@
+<?php
+session_start();
+require_once"fonction.php";
+require_once"./class/newtopics.class.php";
+$bdd=bdd();
+
+if (isset($_POST['name'], $_POST['content']) {
+  $name=$_POST['name'];
+  $content = $_POST['content'];
+  $newtop = new newtopics($name, $content);
+  $verif = $newtop->verif();
+
+  if ($verif =="ok") {
+    $insert = $newtop->insert();
+  }
+  else
+  {
+    $erreur = $verif;
+  }
+}
+
+?>
+
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <title>Com-Ensiie</title>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <link rel="stylesheet" href="./bootstrap/css/bootstrap.css">
+  <link rel="stylesheet" href="./bootstrap/css/mystyle.css">
+  <script src="./bootstrap/js/jquery.min.js"></script>
+  <script src="./bootstrap/js/bootstrap.min.js"></script>
+</head>
+<body>
+  <div class="container-fluid">
+  <div class="jumbotron">
+      <h1><span style="color: white">Com-Ensiie</span></h1>
+<?php
+if(isset($_SESSION['pseudo'])){
+  $pseudo=$_SESSION['pseudo'];
+?>
+       </div>
+       <button type="button" class="btn btn-success btn-right" onclick="location.href='./deconnexion.php'" >Deconnexion</button>
+       <button type="button" class="btn btn-success btn-right" onclick="location.href='./edit.php'" >Edit</button>
+       <label for="hello"><?php echo "Vous êtes connectés entant que : $pseudo";?></label>
+       </div>
+<?php
+}
+else
+{
+?>
+  </div>
+    <button type="button" class="btn btn-success btn-right" onclick="location.href='./login.php'" >Log In</button>
+    <button type="button" class="btn btn-success btn-right" onclick="location.href='./register.php'">Register</button>
+  </div>
+<?php
+}
+?>
+  <nav class="navbar navbar-inverse">
+    <div class="navbar-header">
+      <a class="navbar-brand" href="./accueil.php">Com-Ensiie</a>
+    </div>
+    <ul class="nav navbar-nav">
+  <li class="dropdown active"><a class="dropdown-toggle" data-toggle="dropdown" href="#">Commercial <span class="caret"></span></a>
+            <ul class="dropdown-menu">
+                <?php
+                    $dn2 = pg_query("SELECT * FROM keys ORDER BY name asc");
+                    while($reponse=pg_fetch_assoc($dn2))
+                    {
+                ?>
+                <li><a id="cat" href="./topiclist.php?category=<?php echo $reponse['name']; ?>"><?php echo $reponse['name']; ?></a></li>
+                
+                <?php
+                    }
+                ?>
+            </ul>
+        </li>
+    </ul>
+  </nav>
+</div>
+    
+
+
+<div class="container-fluid text-center">    
+  <div class="row content">
+    <div class="col-sm-2 sidenav">
+      
+    </div>
+    <div class="col-lg-8 text-left"> 
+      <h1>Create Topic</h1>
+        <form class="form-horizontal" role="form" method="post" action="./newtopics.php">
+          <div class="row topic-create">
+            <div class="col-sm-2 text-right">
+              <label class="col-sm-2 text-right">Catégorie</label>
+            </div>
+              <div class="col-sm-10">
+              <select class="selectpicker" name="category">
+                    <?php
+                      $dn2 = pg_query("SELECT * FROM keys ORDER BY name asc");
+                      while($reponse=pg_fetch_assoc($dn2))
+                      {
+                    ?>
+                      <option id="cat"><?php echo $reponse['name']; ?></a></li>
+                
+                    <?php
+                      }
+                    ?>
+                    
+              </select>
+            </div>
+          </div>
+          <div class="row topic-create">
+               <label class="col-sm-2 text-right">Titre</label>
+               <div class="col-sm-10">
+                  <input class="form-control" id="focusedInput" type="text" name="name" placeholder ="Le titre ..."required>
+               </div>
+          </div>
+          <div class="row topic-create">
+                <label class="col-sm-2 text-right ">Déscription</label>
+              <div class="col-sm-10">
+                  <textarea name="content" class="form-control" rows="5" placeholder="Le contenu ..."required></textarea>
+              </div>
+          </div>
+            <button id="submit" class="btn btn-primary topic-create center-block">Ajouter</button>
+            <?php
+            if (isset($erreur)) {
+              echo $erreur;
+            }
+            ?>
+        </form>
+    </div>
+  
+    
+  </div>
+</div>
+    <div class="footer"></div>
+</div>
+</body>
+</html>
diff --git a/register.php b/register.php
index 23b697f0256123bd89eae364e3b1764c8f46ca65..2db0d0e71a725799a7d5dc64e6d172772de94cd7 100644
--- a/register.php
+++ b/register.php
@@ -1,8 +1,27 @@
 <?php
+session_start();
 require_once"fonction.php";
 require_once"/class/inscription.class.php";
 $bdd=bdd();
+if (isset($_POST['pseudo'], $_POST['mdp'], $_POST['mdpC'], $_POST['mail'])) 
+{
+    $pseudo = $_POST['pseudo'];
+    $mdp = $_POST['mdp'];
+    $mdpC = $_POST['mdpC'];
+    $mail = $_POST['mail'];
+    $inscription = new inscription($pseudo, $mail, $mdp, $mdpC);
 
+    $verif = $inscription->verify();
+    if ($verif=="ok") {
+        $inscription->enregistrer();
+        header("Location: login.php");
+        exit;
+    }
+    else
+    {
+        $erreur = $verif;
+    }
+}
 ?>
 <!DOCTYPE html>
 <html lang="en">
@@ -32,9 +51,15 @@ $bdd=bdd();
                 <ul class="nav navbar-nav">
                     <li class="dropdown active"><a class="dropdown-toggle" data-toggle="dropdown" href="#">Commercial <span class="caret"></span></a>
                         <ul class="dropdown-menu">
-                            <li><a href="#">Livre</a></li>
-                            <li><a href="#">Electric</a></li>
-                            <li><a href="#">Loisir</a></li>
+                            <?php
+                                $dn2 = pg_query("SELECT * FROM keys ORDER BY name asc");
+                                while($reponse=pg_fetch_assoc($dn2))
+                                {
+                            ?>
+                                <li><a id="cat" href="./topiclist.php?category=<?php echo $reponse['name']; ?>"><?php echo $reponse['name']; ?></a></li>
+                            <?php
+                            }
+                            ?>
                         </ul>
                     </li>
                 </ul>
@@ -44,9 +69,7 @@ $bdd=bdd();
         <div class="container-fluid text-center">    
             <div class="row content">
                 <div class="col-sm-2 sidenav">
-                    <p><a href="#">Link</a></p>
-                    <p><a href="#">Link</a></p>
-                    <p><a href="#">Link</a></p>                    
+                                        
                 </div>
 
                 <div class="col-lg-8 text-left"> 
@@ -86,7 +109,12 @@ $bdd=bdd();
 
                         <div class="form-group">
                             <div class="col-sm-offset-2 col-xs-4">
-                                <input type="submit" name="signup" class="btn btn-primary" value="S'enregistrer">
+                                <button type="submit" name="signup" class="btn btn-primary">S'enregistrer</button>
+                                <?php
+                                if (isset($erreur)) {
+                                    echo $erreur;
+                                }
+                                ?>
                             </div>
                         </div>
                     </form>
diff --git a/topiclist.php b/topiclist.php
index 5fba91cb2960128d1bf1009873e57aeea3625265..2adf233a361afdaa80a9726f75908f5292f846d4 100644
--- a/topiclist.php
+++ b/topiclist.php
@@ -28,7 +28,7 @@ if(isset($_SESSION['pseudo'])){
        <button type="button" class="btn btn-success btn-right" onclick="location.href='./deconnexion.php'" >Deconnexion</button>
        <button type="button" class="btn btn-success btn-right" onclick="location.href='./edit.php'" >Edit</button>
        <button type="button" class="btn btn-success btn-right" onclick="location.href='./newtopic.php'" >Nouveau sujet</button>
-       <label for="hello"><?php echo "Bonjour, $pseudo";?></label>
+       <label for="hello"><?php echo "Vous êtes connectés entant que : $pseudo";?></label>
        
 <?php
 }
@@ -42,6 +42,7 @@ else
 }
 ?>
 </div>
+<div>
 <nav class="navbar navbar-inverse">
       <div class="navbar-header">
         <a class="navbar-brand" href="accueil.php">Com-Ensiie</a>
@@ -49,48 +50,59 @@ else
         <ul class="nav navbar-nav">
           <li class="dropdown active"><a class="dropdown-toggle" data-toggle="dropdown" href="./topiclist.php">Commercial <span class="caret"></span></a>
             <ul class="dropdown-menu">
-              <li><a id="cat" href="./topiclist.php">Multimédia</a></li>
-              <li><a id="cat" href="./topiclist.php">Vêtement</a></li>
-              <li><a id="cat" href="./topiclist.php">Animal</a></li>
-              <li><a id="cat" href="./topiclist.php">Autre</a></li>
+              <?php
+
+                $dn2 = pg_query("SELECT * FROM keys ORDER BY name asc");
+                  while($reponse=pg_fetch_assoc($dn2))
+                  {
+              ?>
+                  <li><a id="cat" href="./topiclist.php?category=<?php echo $reponse['name']; ?>"><?php echo $reponse['name']; ?></a></li>
+              <?php
+                  }
+              ?>
             </ul>
           </li>
         </ul>
     </nav>
+  </div>
+  <div class="container-fluid text-center">    
+  <div class="row content">
+    <div class="col-sm-2 sidenav">
+      
+    </div>
 <?php
-
-$dn2 = pg_query("SELECT * FROM toppics NATURAL JOIN users");
-$nb = pg_fetch_row($dn2);
-if($nb>=0)
+if(isset($_GET['name'])){
+  $name=htmlspecialchars($_GET['name']);
+  $sql=pg_query("SELECT * FROM toppics WHERE name='$name' ORDER BY date");
+}
+else
 {
+ $sql=pg_query("SELECT * FROM toppics ORDER BY date"); 
+}
 ?>
 <div class="col-lg-8 lg-8 text-left"> 
     <table class="table">
-    <col width="20%">
-    <col width="60%">
-    <col width="20%">
-    <thead>
-    <tr>
-      <th class="lead">Category</th>
-      <th class="lead">Sujet</th>
-      <th class="lead">Date</th>
-      <?php
-        if(isset($_SESSION['pseudo']) and $_SESSION['su'])
-        { 
-        ?>
-        <th class="lead">Action</th>
-        <?php
-        }
-        ?>
-    </tr>
-    </thead>
-
-  </tr>
-<div class="message">Cette catégorie ne contient aucun sujet.</div>
-<?php
-}
-?>
+      <col width="20%">
+      <col width="60%">
+      <col width="20%">
+        <thead>
+          <tr>
+          <th class="lead">Category</th>
+          <th class="lead">Sujet</th>
+          <th class="lead">Date</th>
+          <?php
+          while($reponse=pg_fetch_assoc($sql))
+          {
 
+          }
+          ?>
+          </tr>
+        </thead>
+      </table>
+</div>
+    <div class="message">Cette catégorie ne contient aucun sujet.</div>
+</div>
+</div>
 
   </body>
 </html>
\ No newline at end of file