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_admin();
  19
  20 $returnurl = "$CFG->wwwroot/$CFG->admin/settings.php?section=manageeditors";
  21
  22 // get currently installed and enabled auth plugins
  23 $available_editors = editors_get_available();
  24 if (!empty($editor) and empty($available_editors[$editor])) {
  25     redirect ($returnurl);
  26 }
  27
  28 $active_editors = explode(',', $CFG->texteditors);
  29 foreach ($active_editors as $key=>$active) {
  30     if (empty($available_editors[$active])) {
  31         unset($active_editors[$key]);
  32     }
  33 }
  34
  35 ////////////////////////////////////////////////////////////////////////////////
  36 // process actions
  37
  38 if (!confirm_sesskey()) {
  39     redirect($returnurl);
  40 }
  41
  42 $return = true;
  43 switch ($action) {
  44     case 'disable':
  45         // Remove from enabled list.
  46         $class = \core_plugin_manager::resolve_plugininfo_class('editor');
  47         $class::enable_plugin($editor, false);
  48         break;
  49
  50     case 'enable':
  51         // Add to enabled list.
  52         if (!in_array($editor, $active_editors)) {
  53             $class = \core_plugin_manager::resolve_plugininfo_class('editor');
  54             $class::enable_plugin($editor, true);
  55         }
  56         break;
  57
  58     case 'down':
  59         $key = array_search($editor, $active_editors);
  60         // check auth plugin is valid
  61         if ($key !== false) {
  62             // move down the list
  63             if ($key < (count($active_editors) - 1)) {
  64                 $fsave = $active_editors[$key];
  65                 $active_editors[$key] = $active_editors[$key + 1];
  66                 $active_editors[$key + 1] = $fsave;
  67                 add_to_config_log('editor_position', $key, $key + 1, $editor);
  68                 set_config('texteditors', implode(',', $active_editors));
  69                 core_plugin_manager::reset_caches();
  70             }
  71         }
  72         break;
  73
  74     case 'up':
  75         $key = array_search($editor, $active_editors);
  76         // check auth is valid
  77         if ($key !== false) {
  78             // move up the list
  79             if ($key >= 1) {
  80                 $fsave = $active_editors[$key];
  81                 $active_editors[$key] = $active_editors[$key - 1];
  82                 $active_editors[$key - 1] = $fsave;
  83                 add_to_config_log('editor_position', $key, $key - 1, $editor);
  84                 set_config('texteditors', implode(',', $active_editors));
  85                 core_plugin_manager::reset_caches();
  86             }
  87         }
  88         break;
  89
  90     default:
  91         break;
  92 }
  93
  94 if ($return) {
  95     redirect ($returnurl);
  96 }