<?php
// $Id: bueditor.module,v 1.41 2010-10-09 05:59:33 ufku Exp $

/**
 * @file
 * Implements the necessary hooks for the editor to work properly.
 */

/**
 * Implements hook_menu().
 */
function bueditor_menu() {
  $items = array();
  $path = 'admin/config/content/bueditor';
  $common = array(
    'access arguments' => array('administer bueditor'),
    'file' => 'admin/bueditor.admin.inc',
  );
  $form = array(
    'page callback' => 'drupal_get_form',
    'type' => MENU_VISIBLE_IN_BREADCRUMB,
  ) + $common;
  $items[$path] = $common + array(
    'title' => 'BUEditor',
    'description' => 'Customize your text editor.',
    'page callback' => 'bueditor_admin',
  );
  $items[$path . '/new'] = $form + array(
    'title' => 'Add new editor',
    'page arguments' => array('bueditor_editor_form'),
  );
  $items[$path . '/import'] = $form + array(
    'title' => 'Import editor',
    'page arguments' => array('bueditor_editor_import_form'),
  );
  $items[$path . '/%bueditor_editor'] = $form + array(
    'title' => 'Editor settings',
    'page arguments' => array('bueditor_editor_form', 4),
  );
  $items[$path . '/%bueditor_editor/delete'] = $form + array(
    'title' => 'Delete editor',
    'page arguments' => array('bueditor_delete_form', 4),
  );
  return $items;
}

/**
 * Implements hook_permission().
 */
function bueditor_permission() {
  return array(
    'administer bueditor' => array(
      'title' => t('Administer BUEditor'),
      'restrict access' => TRUE,
    ),
  );
}

/**
 * Implements hook_theme().
 */
function bueditor_theme() {
  $theme['bueditor_admin'] = array('function' => 'bueditor_admin_theme', 'render element' => 'form');
  $theme['bueditor_editor'] = array('function' => 'bueditor_editor_theme', 'render element' => 'form');
  return $theme;
}

/**
 * Implements hook_element_info().
 */
function bueditor_element_info() {
  $elements['textarea']['#process'] = array('bueditor_textarea');
  return $elements;
}

/**
 * Integrate the editor into a textarea element.
 */
function bueditor_textarea($element, $form_state) {
  bueditor_inc();
  return _bueditor_textarea($element, $form_state);
}

/**
 * Include necessary js and css files for editor settlement.
 */
function bueditor_settle($editor) {
  bueditor_inc();
  return _bueditor_settle($editor);
}

/**
 * Load an editor by id. (Used by menu system)
 */
function bueditor_editor_load($eid) {
  return db_query("SELECT * FROM {bueditor_editors} WHERE eid = :eid", array(':eid' => $eid))->fetchObject();
}

/**
 * Load bueditor.inc file
 */
function bueditor_inc() {
  static $loaded;
  if (!isset($loaded)) {
    include_once DRUPAL_ROOT . '/' . drupal_get_path('module', 'bueditor') . '/bueditor.inc';
    $loaded = TRUE;
  }
}