webform_addmore.module in Webform Add More 7

File

webform_addmore.module

<?php

// $Id$

/**
 * Implements hook_form_alter_X().
 *
 * Add setting to webform fieldset components.
 */
function webform_addmore_form_webform_component_edit_form_alter(&$form, $form_state) {
  if ($form['type']['#value'] != 'fieldset') {
    return;
  }
  $settings = variable_get('webform_addmore_' . $form['nid']['#value'], array());
  $form['display']['addmore'] = array(
    '#type' => 'checkbox',
    '#title' => t('Add More fieldset'),
    '#description' => t('A single Add More fieldset will be displayed with an Add More button.'),
    '#default_value' => isset($settings[$form['cid']['#value']]) ? $settings[$form['cid']['#value']] : 0,
    '#weight' => 99,
    '#parents' => array(
      'extra',
      'addmore',
    ),
  );
}

/**
 * Implements hook_node_load().
 *
 * Load addmore value for webform components on node load.
 */
function webform_addmore_node_load($nodes, $types) {
  foreach ($nodes as $node) {
    if (in_array($node->type, webform_variable_get('webform_node_types'))) {
      if ($settings = variable_get('webform_addmore_' . $node->nid, array())) {
        foreach ($node->webform['components'] as $cid => &$component) {
          if (isset($settings[$cid])) {
            $component['extra']['addmore'] = $settings[$cid];
          }
        }
      }
    }
  }
}

/**
 * Save webform fieldset setting.
 *
 * @param $component
 *   The Webform component being saved.
 */
function webform_addmore_webform_component_presave(&$component) {
  if ($component['type'] != 'fieldset') {
    return;
  }
  if (isset($component['extra']['addmore'])) {
    $settings = variable_get('webform_addmore_' . $component['nid'], array());
    $settings[$component['cid']] = isset($component['extra']['addmore']) ? $component['extra']['addmore'] : '';
    variable_set('webform_addmore_' . $component['nid'], $settings);
  }
}

/**
 * Delete webform component.
 *
 * @param $component
 *   The Webform component being deleted.
 */
function webform_addmore_webform_component_delete($component) {
  if ($component['type'] != 'fieldset') {
    return;
  }
  $settings = variable_get('webform_addmore_' . $component['nid'], array());
  unset($settings[$component['cid']]);
  variable_set('webform_addmore_' . $component['nid'], $settings);
}

/**
 * Implements hook_form_alter_X().
 *
 * Add setting to webform configure.
 */
function webform_addmore_form_webform_configure_form_alter(&$form, $form_state) {
  $settings = variable_get('webform_addmore_' . $form['nid']['#value'], array());
  $form['advanced']['addmore_add'] = array(
    '#type' => 'textfield',
    '#title' => t('Add More button text'),
    '#default_value' => isset($settings['addlabel']) ? $settings['addlabel'] : '',
  );
  $form['advanced']['addmore_del'] = array(
    '#type' => 'textfield',
    '#title' => t('Delete button text'),
    '#default_value' => isset($settings['dellabel']) ? $settings['dellabel'] : '',
  );
  $form['#submit'][] = 'webform_addmore_webform_configure_submit';
}

/**
 * Save webform configure setting.
 *
 * @param $component
 *   The Webform component being saved.
 */
function webform_addmore_webform_configure_submit($form, &$form_state) {
  $settings = variable_get('webform_addmore_' . $form_state['values']['nid'], array());
  $settings['addlabel'] = $form_state['values']['addmore_add'];
  $settings['dellabel'] = $form_state['values']['addmore_del'];
  variable_set('webform_addmore_' . $form_state['values']['nid'], $settings);
}

/**
 * Implements hook_form_alter().
 *
 * Find form_key from cid and add JS.
 */
function webform_addmore_form_alter(&$form, &$form_state, $form_id) {
  if (substr($form_id, 0, 19) != 'webform_client_form') {
    return;
  }

  // Find form_key from cid.
  $form_key = array();
  $settings = variable_get('webform_addmore_' . $form['#node']->nid, array());
  foreach ($settings as $cid => $enabled) {
    if (is_int($cid) && $enabled) {
      $parents = webform_component_parent_keys($form['#node'], $form['#node']->webform['components'][$cid]);
      $component_id = str_replace('_', '-', array_pop($parents));
      if (!empty($parents)) {
        $form_key[] = 'webform-component-' . str_replace('_', '-', implode('--', $parents)) . '--' . $component_id;
      }
      else {
        $form_key[] = 'webform-component-' . $component_id;
      }
    }
  }

  // Add JS.
  if (count($form_key) > 1) {
    $js_settings = array(
      'fieldsets' => $form_key,
      'addlabel' => isset($settings['addlabel']) ? t($settings['addlabel']) : t('Add more'),
      'dellabel' => isset($settings['dellabel']) ? t($settings['dellabel']) : t('Remove last'),
    );
    $form['#attached']['js'][] = array(
      'data' => array(
        'webform_addmore' => $js_settings,
      ),
      'type' => 'setting',
    );
    $form['#attached']['js'][] = array(
      'data' => drupal_get_path('module', 'webform_addmore') . '/js/webform_addmore.js',
      'type' => 'file',
    );
    $form['#attached']['js'][] = array(
      'data' => drupal_get_path('module', 'webform_addmore') . '/js/jquery.livequery.js',
      'type' => 'file',
    );
  }
}

Functions

Name	Description
webform_addmore_form_alter	Implements hook_form_alter().
webform_addmore_form_webform_component_edit_form_alter	Implements hook_form_alter_X().
webform_addmore_form_webform_configure_form_alter	Implements hook_form_alter_X().
webform_addmore_node_load	Implements hook_node_load().
webform_addmore_webform_component_delete	Delete webform component.
webform_addmore_webform_component_presave	Save webform fieldset setting.
webform_addmore_webform_configure_submit	Save webform configure setting.