ckeditor_link.module in CKEditor Link 6

Written by Henri MEDOT <henri.medot[AT]absyx[DOT]fr> http://www.absyx.fr

File

ckeditor_link.module

<?php

/**
 * @file
 * Written by Henri MEDOT <henri.medot[AT]absyx[DOT]fr>
 * http://www.absyx.fr
 */

/**
 * Implementation of hook_init().
 */
function ckeditor_link_init() {
  if (!variable_get('clean_url', 0)) {
    module_disable(array(
      'ckeditor_link',
    ));
    drupal_set_message(t('<em>CKEditor Link</em> has been disabled. <a href="!url">Clean URLs</a> need to be enabled for this module to work properly.', array(
      '!url' => url('admin/settings/clean-urls'),
    )), 'warning');
  }
}

/**
 * Implementation of hook_perm().
 */
function ckeditor_link_perm() {
  return array(
    'access ckeditor link',
  );
}

/**
 * Implementation of hook_menu().
 */
function ckeditor_link_menu() {
  $items['ckeditor_link/autocomplete'] = array(
    'page callback' => 'ckeditor_link_autocomplete',
    'access arguments' => array(
      'access ckeditor link',
    ),
    'type' => MENU_CALLBACK,
  );
  return $items;
}
function ckeditor_link_autocomplete($string = '') {
  $matches = array();
  if ($string !== '') {
    $sql = db_rewrite_sql("SELECT n.nid, n.title FROM {node} n WHERE n.title LIKE '%%%s%%' ORDER BY n.title, n.type");
    $result = db_query_range($sql, array(
      $string,
    ), 0, 10);
    while ($node = db_fetch_object($result)) {
      $matches[$node->title . ' (node/' . $node->nid . ')'] = '<div class="reference-autocomplete">' . check_plain($node->title) . '</div>';
    }
  }
  drupal_json($matches);
}

/**
 * Implementation of hook_form_alter().
 */
function ckeditor_link_form_alter(&$form, &$form_state) {
  if (user_access('access ckeditor link')) {
    $form['#after_build'][] = 'ckeditor_link_process_form';
  }
}
function ckeditor_link_process_form(&$form, &$form_state) {
  static $added = FALSE;
  if (!$added && ($js = drupal_add_js()) && isset($js['setting'])) {
    $setting = call_user_func_array('array_merge_recursive', $js['setting']);
    if (isset($setting['ckeditor']) || isset($setting['wysiwyg']['configs']['ckeditor'])) {
      drupal_add_css(drupal_get_path('module', 'ckeditor_link') . '/ckeditor_link.css');
      drupal_add_js('misc/autocomplete.js');
      drupal_add_js(array(
        'ckeditor_link' => array(
          'module_path' => base_path() . drupal_get_path('module', 'ckeditor_link'),
          'autocomplete_path' => url('ckeditor_link/autocomplete'),
          'msg_invalid_path' => t('Link must be a valid Drupal path.'),
        ),
      ), 'setting');
      $added = TRUE;
    }
  }
  return $form;
}

/**
 * Implementation of hook_ckeditor_plugin().
 */
function ckeditor_link_ckeditor_plugin() {
  return array(
    'ckeditor_link' => array(
      'name' => 'drupal_path',
      'desc' => t('CKEditor Link - A plugin to easily create links to Drupal internal paths'),
      'path' => drupal_get_path('module', 'ckeditor_link') . '/plugins/link/',
    ),
  );
}

/**
 * Implementation of hook_wysiwyg_plugin().
 */
function ckeditor_link_wysiwyg_plugin($editor, $version) {
  if ($editor == 'ckeditor' && user_access('access ckeditor link')) {
    return array(
      'drupal_path' => array(
        'path' => drupal_get_path('module', 'ckeditor_link') . '/plugins/link/',
        'load' => TRUE,
        'extensions' => array(
          'Link' => t('CKEditor Link'),
        ),
      ),
    );
  }
}

/**
 * Implementation of hook_filter().
 */
function ckeditor_link_filter($op, $delta = 0, $format = -1, $text = '', $cache_id = 0) {
  switch ($op) {
    case 'list':
      return array(
        0 => t('CKEditor Link Filter'),
      );
    case 'description':
      return t('Converts links added through <em>CKEditor Link</em> into aliased and language prefixed URLs.');
    case 'no cache':
      return FALSE;
    case 'prepare':
      return $text;
    case 'process':
      return preg_replace_callback('`\\bhref="' . preg_quote(base_path(), '`') . 'node/(\\d+)(?=[?#"])`', '_ckeditor_link_filter_process', $text);
    default:
      return $text;
  }
}
function _ckeditor_link_filter_process($matches) {
  $nid = $matches[1];
  $options = array();
  if ($lang = db_result(db_query('SELECT language FROM {node} WHERE nid = %d', $nid))) {
    $languages = language_list('enabled');
    $languages = $languages[1];
    if (isset($languages[$lang])) {
      $options['language'] = $languages[$lang];
    }
  }
  return 'href="' . url("node/{$nid}", $options);
}

Functions

Name	Description
ckeditor_link_autocomplete
ckeditor_link_ckeditor_plugin	Implementation of hook_ckeditor_plugin().
ckeditor_link_filter	Implementation of hook_filter().
ckeditor_link_form_alter	Implementation of hook_form_alter().
ckeditor_link_init	Implementation of hook_init().
ckeditor_link_menu	Implementation of hook_menu().
ckeditor_link_perm	Implementation of hook_perm().
ckeditor_link_process_form
ckeditor_link_wysiwyg_plugin	Implementation of hook_wysiwyg_plugin().
_ckeditor_link_filter_process