diff options
Diffstat (limited to 'includes/form.inc')
| -rw-r--r-- | includes/form.inc | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/includes/form.inc b/includes/form.inc index f5e1a61de..23973c8a0 100644 --- a/includes/form.inc +++ b/includes/form.inc @@ -1759,6 +1759,39 @@ function weight_value(&$form) { } /** + * Menu callback for AHAH callbacks through the #ahah['callback'] FAPI property. + */ +function form_ahah_callback() { + $form_state = array('storage' => NULL, 'submitted' => FALSE); + $form_build_id = $_POST['form_build_id']; + + // Get the form from the cache. + $form = form_get_cache($form_build_id, $form_state); + $args = $form['#parameters']; + $form_id = array_shift($args); + + // We will run some of the submit handlers so we need to disable redirecting. + $form['#redirect'] = FALSE; + + // We need to process the form, prepare for that by setting a few internals + // variables. + $form['#post'] = $_POST; + $form['#programmed'] = FALSE; + $form_state['post'] = $_POST; + + // Build, validate and if possible, submit the form. + drupal_process_form($form_id, $form, $form_state); + + // This call recreates the form relying solely on the form_state that the + // drupal_process_form set up. + $form = drupal_rebuild_form($form_id, $form_state, $args, $form_build_id); + + // Get the callback function from the clicked button. + $callback = $form_state['clicked_button']['#ahah']['callback']; + $callback($form, $form_state); +} + +/** * Roll out a single radios element to a list of radios, * using the options array as index. */ @@ -1875,7 +1908,7 @@ function form_process_input_format($element) { function form_process_ahah($element) { static $js_added = array(); // Add a reasonable default event handler if none specified. - if (isset($element['#ahah']['path']) && !isset($element['#ahah']['event'])) { + if (isset($element['#ahah']) && !isset($element['#ahah']['event'])) { switch ($element['#type']) { case 'submit': case 'button': @@ -1905,12 +1938,12 @@ function form_process_ahah($element) { // Adding the same javascript settings twice will cause a recursion error, // we avoid the problem by checking if the javascript has already been added. - if (isset($element['#ahah']['path']) && isset($element['#ahah']['event']) && !isset($js_added[$element['#id']])) { + if ((isset($element['#ahah']['callback']) || isset($element['#ahah']['path'])) && isset($element['#ahah']['event']) && !isset($js_added[$element['#id']])) { drupal_add_js('misc/jquery.form.js', array('weight' => JS_LIBRARY)); drupal_add_js('misc/ahah.js'); $ahah_binding = array( - 'url' => url($element['#ahah']['path']), + 'url' => isset($element['#ahah']['callback']) ? url('system/ahah') : url($element['#ahah']['path']), 'event' => $element['#ahah']['event'], 'keypress' => empty($element['#ahah']['keypress']) ? NULL : $element['#ahah']['keypress'], 'wrapper' => empty($element['#ahah']['wrapper']) ? NULL : $element['#ahah']['wrapper'], |