Add get_exercicesOrdered in Theme

onyx/include/common/Theme.class.php

@@ -90,9 +90,47 @@ class Theme
     $array = array();
     foreach ($ids as $id){
       $array[] = new Theme($id['id']);
-      
     }
 
     return $array;
   }
+
+  function get_exercicesOrdered()
+  {
+    $db = new BDD();
+    $res = $db->query("SELECT E.id, E.require FROM exercices E
+                       INNER JOIN themes T ON T.id = E.id_theme
+                       WHERE T.id = ".intval($this->id));
+
+    $db->deconnexion();
+
+    $size = count($res);
+
+    for ($i = 0; $i < $size; $i++)
+    {
+        for ($j = 0; $j < $size; $i++)
+        {
+            if ($i == 0)
+            {
+                if ($res[$j]['require'] == '')
+                {
+                    $tmp = $res[0];
+                    $res[0] = $res[$j];
+                    $res[$j] = $tmp;
+                }
+            }
+            else
+            {
+                if ($res[$j]['require'] == $res[$i]['id'])
+                {
+                    $tmp = $res[$i];
+                    $res[$i] = $res[$j];
+                    $res[$j] = $tmp;
+                }
+            }
+        }
+    }
+
+    return $res;
+  }
 }