Ajout navigation next et preview sur l'onglet cat�gorie

htdocs/categories/categorie.class.php

@@ -654,6 +654,35 @@ class Categorie
 
     $res = $this->db->query ($sql);
 		
+    if ($res)
+      {
+	while ($cat = $this->db->fetch_array ($res))
+	  {
+	    $cats[] = new Categorie ($this->db, $cat['fk_categorie']);
+	  }
+
+	return $cats;
+      }
+    else
+      {
+	dolibarr_print_error ($this->db);
+	return -1;
+      }
+  }
+	
+	  /**
+   * Retourne les catégories contenant le produit $ref
+   */
+  function containing_ref ($ref)
+  {
+    $cats = array ();
+		
+    $sql = "SELECT c.fk_categorie, c.fk_product, p.rowid, p.label";
+    $sql.= " FROM ".MAIN_DB_PREFIX."categorie_product as c, ".MAIN_DB_PREFIX."product as p";
+    $sql.= " WHERE  p.label = '".$ref."' AND c.fk_product = p.rowid";
+
+    $res = $this->db->query ($sql);
+		
     if ($res)
     {
 	     while ($cat = $this->db->fetch_array ($res))

htdocs/product/categorie.php

@@ -149,7 +149,15 @@ if ($_GET["id"] || $_GET["ref"])
             print '</tr>';
 
       $c = new Categorie($db);
+      
+      if ($_GET["id"])
+      {
         $cats = $c->containing($_REQUEST['id']);
+      }
+      else
+      {
+      	$cats = $c->containing_ref($_REQUEST['ref']);
+      }
             
       if (sizeof($cats) > 0)
 	{