Use a single file to render every list

controllers/data.php

     set("title", "Titre");
     set("data", Data::getAll());
     
-    return html("data.html.php", "layout.html.php");
+    return html("list.html.php", "layout.html.php");
 }
 
 function data_extract()

controllers/files.php

 <?php
 
+require_once(dirname(__DIR__)."/models/file.class.php");
+
 function files()
 {
     set("title", "Titre");
+    set("data", File::getAll());
     
-    return html("files.html.php", "layout.html.php");
+    return html("list.html.php", "layout.html.php");
 }
 
 function add_file()
 {
-    // TODO
+    $options = [];
+    
+    foreach(["rang", "promo", "libelle"] as $field)
+        $options[$field] = $_POST[$field];
+    
+    File::addDocument($_FILES["document"], $options);
 }
 
 function alter_file()
 
 function delete_file()
 {
-    // TODO
+    (new File($_POST["id"]))->erase();
 }

controllers/login.php

     $identifiers = getAdminIdentifiers();
     
     if($_POST["login"] != $identifiers[0] || $_POST["password"] != $identifiers[1])
-    {
-        set("title", "Erreur");
-        set("error", true);
-    } else
-    {
-        set("title", "Accueil");
-        set("error", false);
-    }
+        return login();
     
-    return html("login.html.php", "layout.html.php");
+    set("title", "Home");
+    
+    return html("home.html.php", "layout.html.php");
 }

controllers/promo.php

 <?php
 
+require_once(dirname(__DIR__)."/models/promo.class.php");
+
 function promo()
 {
     set("title", "Titre");
+    set("data", Promo::getAll());
     
-    return html("promo.html.php", "layout.html.php");
+    return html("list.html.php", "layout.html.php");
 }
 
 function add_promo()

views/data.html.php

+<ul>
+    <?php
+        foreach($data as $student)
+        {
+            echo "<li><ul>";
+            
+            foreach($student as $field => $value)
+                echo "<li>".$field." : ".$value."</li>";
+            
+            echo "</li></ul>";
+        }
+    ?>
+</ul>

views/home.html.php

+<p>Home sweet home</p>

views/list.html.php

+<ul>
+    <?php
+        foreach($data as $item)
+        {
+            echo "<li><ul>";
+            
+            foreach($item as $field => $value)
+                echo "<li>".$field." : ".$value."</li>";
+            
+            echo "</li></ul>";
+        }
+    ?>
+</ul>