admin/editors.php

   1 <?php
   2
   3 /**
   4  * Allows admin to configure editors.
   5  */
   6
   7 require_once('../config.php');
   8 require_once($CFG->libdir.'/adminlib.php');
   9 require_once($CFG->libdir.'/tablelib.php');
  10
  11 $action  = required_param('action', PARAM_ALPHANUMEXT);
  12 $editor  = required_param('editor', PARAM_PLUGIN);
  13 $confirm = optional_param('confirm', 0, PARAM_BOOL);
  14
  15 $PAGE->set_url('/admin/editors.php', array('action'=>$action, 'editor'=>$editor));
  16 $PAGE->set_context(context_system::instance());
  17
  18 require_login();
  19 require_capability('moodle/site:config', context_system::instance());
  20
  21 $returnurl = "$CFG->wwwroot/$CFG->admin/settings.php?section=manageeditors";
  22
  23 // get currently installed and enabled auth plugins
  24 $available_editors = editors_get_available();
  25 if (!empty($editor) and empty($available_editors[$editor])) {
  26     redirect ($returnurl);
  27 }
  28
  29 $active_editors = explode(',', $CFG->texteditors);
  30 foreach ($active_editors as $key=>$active) {
  31     if (empty($available_editors[$active])) {
  32         unset($active_editors[$key]);
  33     }
  34 }
  35
  36 ////////////////////////////////////////////////////////////////////////////////
  37 // process actions
  38
  39 if (!confirm_sesskey()) {
  40     redirect($returnurl);
  41 }
  42
  43
  44 $return = true;
  45 switch ($action) {
  46     case 'disable':
  47         // remove from enabled list
  48         $key = array_search($editor, $active_editors);
  49         unset($active_editors[$key]);
  50         add_to_config_log('editor_visibility', '1', '0', $editor);
  51         break;
  52
  53     case 'enable':
  54         // add to enabled list
  55         if (!in_array($editor, $active_editors)) {
  56             $active_editors[] = $editor;
  57             $active_editors = array_unique($active_editors);
  58             add_to_config_log('editor_visibility', '0', '1', $editor);
  59         }
  60         break;
  61
  62     case 'down':
  63         $key = array_search($editor, $active_editors);
  64         // check auth plugin is valid
  65         if ($key !== false) {
  66             // move down the list
  67             if ($key < (count($active_editors) - 1)) {
  68                 $fsave = $active_editors[$key];
  69                 $active_editors[$key] = $active_editors[$key + 1];
  70                 $active_editors[$key + 1] = $fsave;
  71                 add_to_config_log('editor_position', $key, $key + 1, $editor);
  72             }
  73         }
  74         break;
  75
  76     case 'up':
  77         $key = array_search($editor, $active_editors);
  78         // check auth is valid
  79         if ($key !== false) {
  80             // move up the list
  81             if ($key >= 1) {
  82                 $fsave = $active_editors[$key];
  83                 $active_editors[$key] = $active_editors[$key - 1];
  84                 $active_editors[$key - 1] = $fsave;
  85                 add_to_config_log('editor_position', $key, $key - 1, $editor);
  86             }
  87         }
  88         break;
  89
  90     default:
  91         break;
  92 }
  93
  94 // at least one editor must be active
  95 if (empty($active_editors)) {
  96     $active_editors = array('textarea');
  97 }
  98
  99 set_config('texteditors', implode(',', $active_editors));
 100 core_plugin_manager::reset_caches();
 101
 102 if ($return) {
 103     redirect ($returnurl);
 104 }