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[$key]);
  50         break;
  51
  52     case 'enable':
  53         // add to enabled list
  54         if (!in_array($editor, $active_editors)) {
  55             $active_editors[] = $editor;
  56             $active_editors = array_unique($active_editors);
  57         }
  58         break;
  59
  60     case 'down':
  61         $key = array_search($editor, $active_editors);
  62         // check auth plugin is valid
  63         if ($key !== false) {
  64             // move down the list
  65             if ($key < (count($active_editors) - 1)) {
  66                 $fsave = $active_editors[$key];
  67                 $active_editors[$key] = $active_editors[$key + 1];
  68                 $active_editors[$key + 1] = $fsave;
  69             }
  70         }
  71         break;
  72
  73     case 'up':
  74         $key = array_search($editor, $active_editors);
  75         // check auth is valid
  76         if ($key !== false) {
  77             // move up the list
  78             if ($key >= 1) {
  79                 $fsave = $active_editors[$key];
  80                 $active_editors[$key] = $active_editors[$key - 1];
  81                 $active_editors[$key - 1] = $fsave;
  82             }
  83         }
  84         break;
  85
  86     case 'uninstall':
  87         if ($editor === 'textarea') {
  88             redirect($returnurl);
  89         }
  90         if (get_string_manager()->string_exists('pluginname', 'editor_'.$editor)) {
  91             $strplugin = get_string('pluginname', 'editor_'.$editor);
  92         } else {
  93             $strplugin = $editor;
  94         }
  95
  96         $PAGE->set_title($strplugin);
  97         echo $OUTPUT->header();
  98
  99         if (!$confirm) {
 100             echo $OUTPUT->heading(get_string('editors', 'core_editor'));
 101
 102             $deleteurl = new moodle_url('/admin/editors.php', array('action'=>'uninstall', 'editor'=>$editor, 'sesskey'=>sesskey(), 'confirm'=>1));
 103
 104             echo $OUTPUT->confirm(get_string('editordeleteconfirm', 'core_editor', $strplugin),
 105                 $deleteurl, $returnurl);
 106             echo $OUTPUT->footer();
 107             die();
 108
 109         } else {
 110             // Remove from enabled list.
 111             $key = array_search($editor, $active_editors);
 112             unset($active_editors[$key]);
 113             set_config('texteditors', implode(',', $active_editors));
 114
 115             // Delete everything!!
 116             uninstall_plugin('editor', $editor);
 117
 118             $a = new stdClass();
 119             $a->name = $strplugin;
 120             $a->directory = "$CFG->dirroot/lib/editor/$editor";
 121             echo $OUTPUT->notification(get_string('plugindeletefiles', '', $a), 'notifysuccess');
 122             echo $OUTPUT->continue_button($returnurl);
 123             echo $OUTPUT->footer();
 124             die();
 125         }
 126
 127     default:
 128         break;
 129 }
 130
 131 // at least one editor must be active
 132 if (empty($active_editors)) {
 133     $active_editors = array('textarea');
 134 }
 135
 136 set_config('texteditors', implode(',', $active_editors));
 137
 138 if ($return) {
 139     redirect ($returnurl);
 140 }