webform_classes.module in Webform Classes 6

The webform_classes module.

File

webform_classes.module

<?php

/**
 * @file
 * The webform_classes module.
 */

/**
 * Standard nodeapi.
 */
function webform_classes_nodeapi(&$node, $op) {
  switch ($op) {
    case 'load':
      $classes = db_query('SELECT cid, class FROM {webform_component} WHERE nid=%d', $node->nid);
      $classlist = array();
      while ($class = db_fetch_array($classes)) {
        $classlist[$class['cid']] = $class['class'];
      }
      $node = (object) array_merge((array) $node, array(
        'webform_classes' => $classlist,
      ));
      break;
  }
}

/**
 * Standard use of hook_form_alter.
 */
function webform_classes_form_alter(&$form, &$form_state, $form_id) {
  if (substr($form['#id'], 0, 20) == 'webform-client-form-') {
    webform_classes_add_classes($form, substr($form['#id'], 20), $form['#node']->webform_classes);
  }
}

/**
 * Standard use of hook_form_alter_webform_component_edit_form_alter.
 */
function webform_classes_form_webform_component_edit_form_alter(&$form, $component) {
  $nid = $form['nid']['#value'];
  $cid = $form['cid']['#value'];
  if ($cid == NULL) {
    $cid = 0;
  }
  $class = db_result(db_query("SELECT class FROM {webform_component} WHERE nid=%d AND cid = %d", $nid, $cid));
  $form['classes'] = array(
    '#type' => 'fieldset',
    '#title' => t('Classes'),
    '#collapsible' => TRUE,
    '#collapsed' => FALSE,
    '#weight' => 5,
    'classes' => array(
      '#type' => 'textfield',
      '#title' => t('Class'),
      '#default_value' => $class,
      '#description' => t('Specific class or classes (seperated by space) for this element of the form.'),
      '#size' => 26,
      '#maxlength' => 255,
      '#weight' => 1,
    ),
  );
}

/**
 * Called standard component update hook.
 */
function webform_classes_webform_component_update($component) {
  $nid = $component['nid'];
  $cid = $component['cid'];
  $class = $component['classes']['classes'];
  $result = db_query("UPDATE {webform_component} SET class = '%s' WHERE nid = %d AND cid = %d;", $class, $nid, $cid);
}

/**
 * This is what alters the rendering.
 */
function webform_classes_add_classes(&$form_element, $nid, $classes) {
  webform_classes_add_a_class($form_element, $nid, $classes);
  $components = element_children($form_element);
  foreach ($components as $key => $component_id) {
    $child_element =& $form_element[$component_id];
    webform_classes_add_classes($child_element, $nid, $classes);
  }
}

/**
 * Called by webform_classes_add_classes within the foreach loop.
 */
function webform_classes_add_a_class(&$form_element, $nid, $classes) {
  $cid = 0;
  if (isset($form_element['#webform_component']['cid'])) {
    $cid = $form_element['#webform_component']['cid'];
  }
  $current_class = $form_element['#attributes']['class'];
  if ($current_class != NULL) {
    $form_element['#attributes']['class'] = $form_element['#attributes']['class'] . ' ' . $classes[$cid];
  }
  else {
    $form_element['#attributes']['class'] = $classes[$cid];
  }
}

Functions

Name	Description
webform_classes_add_a_class	Called by webform_classes_add_classes within the foreach loop.
webform_classes_add_classes	This is what alters the rendering.
webform_classes_form_alter	Standard use of hook_form_alter.
webform_classes_form_webform_component_edit_form_alter	Standard use of hook_form_alter_webform_component_edit_form_alter.
webform_classes_nodeapi	Standard nodeapi.
webform_classes_webform_component_update	Called standard component update hook.