form : add the verify of forms. Actually check only the mandatory part

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@2705 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

form.php

@@ -118,20 +118,6 @@ class form
     return $values;
   }
 
-  /** Return TRUE if the value associated to a field is correct. Return an
-      array with a severity and a message to explain why a field is not
-      correct.
-      Fields can be an array with just one element, then only this element is
-      checked
-      @param array $fieldsVerify The fields to verify
-      @param array|null $valuesVerify The values of the fields to verify
-      @deprecated 0.17
-    */
-  public function verify (&$fieldsVerify, $valuesVerify = NULL)
-  {
-    die ("FORM/VERIFY : UNUSED and deprecated\n");
-  }
-
   /** Return the fields in HTML code. If $values is provided, use it in place
       of default values. In case of select boxes, $values are the selected
       elements
@@ -222,6 +208,8 @@ class form
     $res .= "<script>document.getElementById('".$this->formName."_".
             $focusElement."').focus();</script>\n";
     $res .= "</form>\n";
+    if (isset ($_SESSION))
+      $_SESSION["domframework"]["form"]["fields"] = $this->fields;
     return $res;
   }
 
@@ -234,8 +222,32 @@ class form
      $csrf->checkToken ($tokenFromUser);
    }
 
+  /** Check if the parameters are correct with the defined fields
+    * Need the session !
+    * @return array containing the errors
+    */
+  public function verify ($values, $fields=array ())
+  {
+    if (count ($fields) === 0)
+    {
+      if (! isset ($_SESSION["domframework"]["form"]["fields"]))
+        return array ();
+      $fields = $_SESSION["domframework"]["form"]["fields"];
+    }
+    $errors = array ();
+    foreach ($fields as $field)
+    {
+      if ($field->mandatory !== null &&
+          (! array_key_exists ($field->name, $values) ||
+           trim ($values[$field->name]) === ""))
+        $errors[$field->name] = _("Field mandatory and not provided");
+    }
+    return $errors;
+  }
+
   /** Save the values and errors to be displayed in the next page if the session
     * is available
+    * Need the session to work
     * @param array $values The values of the fields filled by the user
     * @param array|null $errors The errors detected by a verify
     */
@@ -248,7 +260,9 @@ class form
     }
   }
 
-  /** Reset the saved values to provide a clean form next page */
+  /** Reset the saved values to provide a clean form next page
+    * Need the session to work
+    */
   public function saveValuesErrorsReset ()
   {
     unset ($_SESSION["domframework"]["form"]["values"]);