webform_addmore.module in Webform Add More 6

File

webform_addmore.module

<?php

// $Id$

/**
 * Implementation of 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,
  );
}

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

/**
 * Implementation of 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'] = array(
    '#type' => 'textfield',
    '#title' => t('Add More button text'),
    '#default_value' => $settings['label'],
  );
  $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['label'] = $form_state['values']['addmore'];
  variable_set('webform_addmore_' . $form_state['values']['nid'], $settings);
}

/**
 * Implementation of 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) {
      $form_key[] = 'webform-component-' . $form['#node']->webform['components'][$cid]['form_key'];
    }
  }

  // Add JS.
  if (count($form_key) > 1) {
    drupal_add_js(drupal_get_path('module', 'webform_addmore') . '/js/webform_addmore.js');
    drupal_add_js(array(
      'webform_addmore' => array(
        'fieldsets' => $form_key,
        'label' => $settings['label'] ? t($settings['label']) : t('Add more'),
      ),
    ), 'setting');
  }
}

Functions

Name	Description
webform_addmore_form_alter	Implementation of hook_form_alter().
webform_addmore_form_webform_component_edit_form_alter	Implementation of hook_form_alter_X().
webform_addmore_form_webform_configure_form_alter	Implementation of hook_form_alter_X().
webform_addmore_webform_component_presave	Save webform fieldset setting.
webform_addmore_webform_configure_submit	Save webform configure setting.