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   1  <?php
   2  
   3  require_once("../../config.php");
   4  require_once ("lib.php");
   5  
   6  $id       = required_param('id', PARAM_INT);          // course module ID
   7  $confirm  = optional_param('confirm', 0, PARAM_INT);  // commit the operation?
   8  $entry    = optional_param('entry', 0, PARAM_INT);    // entry id
   9  $prevmode = required_param('prevmode', PARAM_ALPHA);
  10  $hook     = optional_param('hook', '', PARAM_CLEAN);
  11  
  12  $url = new moodle_url('/mod/glossary/deleteentry.php', array('id'=>$id,'prevmode'=>$prevmode));
  13  if ($confirm !== 0) {
  14      $url->param('confirm', $confirm);
  15  }
  16  if ($entry !== 0) {
  17      $url->param('entry', $entry);
  18  }
  19  if ($hook !== '') {
  20      $url->param('hook', $hook);
  21  }
  22  $PAGE->set_url($url);
  23  
  24  $strglossary   = get_string("modulename", "glossary");
  25  $strglossaries = get_string("modulenameplural", "glossary");
  26  $stredit       = get_string("edit");
  27  $entrydeleted  = get_string("entrydeleted","glossary");
  28  
  29  
  30  if (! $cm = get_coursemodule_from_id('glossary', $id)) {
  31      print_error("invalidcoursemodule");
  32  }
  33  
  34  if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
  35      print_error('coursemisconf');
  36  }
  37  
  38  if (! $entry = $DB->get_record("glossary_entries", array("id"=>$entry))) {
  39      print_error('invalidentry');
  40  }
  41  
  42  require_login($course, false, $cm);
  43  $context = context_module::instance($cm->id);
  44  $manageentries = has_capability('mod/glossary:manageentries', $context);
  45  
  46  if (! $glossary = $DB->get_record("glossary", array("id"=>$cm->instance))) {
  47      print_error('invalidid', 'glossary');
  48  }
  49  
  50  
  51  $strareyousuredelete = get_string("areyousuredelete","glossary");
  52  
  53  if (($entry->userid != $USER->id) and !$manageentries) { // guest id is never matched, no need for special check here
  54      print_error('nopermissiontodelentry');
  55  }
  56  $ineditperiod = ((time() - $entry->timecreated <  $CFG->maxeditingtime) || $glossary->editalways);
  57  if (!$ineditperiod and !$manageentries) {
  58      print_error('errdeltimeexpired', 'glossary');
  59  }
  60  
  61  /// If data submitted, then process and store.
  62  
  63  if ($confirm and confirm_sesskey()) { // the operation was confirmed.
  64      // if it is an imported entry, just delete the relation
  65  
  66      $origentry = fullclone($entry);
  67      if ($entry->sourceglossaryid) {
  68          if (!$newcm = get_coursemodule_from_instance('glossary', $entry->sourceglossaryid)) {
  69              print_error('invalidcoursemodule');
  70          }
  71          $newcontext = context_module::instance($newcm->id);
  72  
  73          $entry->glossaryid       = $entry->sourceglossaryid;
  74          $entry->sourceglossaryid = 0;
  75          $DB->update_record('glossary_entries', $entry);
  76  
  77          // move attachments too
  78          $fs = get_file_storage();
  79  
  80          if ($oldfiles = $fs->get_area_files($context->id, 'mod_glossary', 'attachment', $entry->id)) {
  81              foreach ($oldfiles as $oldfile) {
  82                  $file_record = new stdClass();
  83                  $file_record->contextid = $newcontext->id;
  84                  $fs->create_file_from_storedfile($file_record, $oldfile);
  85              }
  86              $fs->delete_area_files($context->id, 'mod_glossary', 'attachment', $entry->id);
  87              $entry->attachment = '1';
  88          } else {
  89              $entry->attachment = '0';
  90          }
  91          $DB->update_record('glossary_entries', $entry);
  92  
  93      } else {
  94          $fs = get_file_storage();
  95          $fs->delete_area_files($context->id, 'mod_glossary', 'attachment', $entry->id);
  96          $DB->delete_records("comments", array('itemid'=>$entry->id, 'commentarea'=>'glossary_entry', 'contextid'=>$context->id));
  97          $DB->delete_records("glossary_alias", array("entryid"=>$entry->id));
  98          $DB->delete_records("glossary_entries", array("id"=>$entry->id));
  99  
 100          // Update completion state
 101          $completion = new completion_info($course);
 102          if ($completion->is_enabled($cm) == COMPLETION_TRACKING_AUTOMATIC && $glossary->completionentries) {
 103              $completion->update_state($cm, COMPLETION_INCOMPLETE, $entry->userid);
 104          }
 105  
 106          //delete glossary entry ratings
 107          require_once($CFG->dirroot.'/rating/lib.php');
 108          $delopt = new stdClass;
 109          $delopt->contextid = $context->id;
 110          $delopt->component = 'mod_glossary';
 111          $delopt->ratingarea = 'entry';
 112          $delopt->itemid = $entry->id;
 113          $rm = new rating_manager();
 114          $rm->delete_ratings($delopt);
 115      }
 116  
 117      // Delete cached RSS feeds.
 118      if (!empty($CFG->enablerssfeeds)) {
 119          require_once($CFG->dirroot.'/mod/glossary/rsslib.php');
 120          glossary_rss_delete_file($glossary);
 121      }
 122  
 123      $event = \mod_glossary\event\entry_deleted::create(array(
 124          'context' => $context,
 125          'objectid' => $origentry->id,
 126          'other' => array(
 127              'mode' => $prevmode,
 128              'hook' => $hook,
 129              'concept' => $origentry->concept
 130          )
 131      ));
 132      $event->add_record_snapshot('glossary_entries', $origentry);
 133      $event->trigger();
 134  
 135      // Reset caches.
 136      if ($entry->usedynalink and $entry->approved) {
 137          \mod_glossary\local\concept_cache::reset_glossary($glossary);
 138      }
 139  
 140      redirect("view.php?id=$cm->id&amp;mode=$prevmode&amp;hook=$hook");
 141  
 142  } else {        // the operation has not been confirmed yet so ask the user to do so
 143      $PAGE->navbar->add(get_string('delete'));
 144      $PAGE->set_title($glossary->name);
 145      $PAGE->set_heading($course->fullname);
 146      echo $OUTPUT->header();
 147      $areyousure = "<b>".format_string($entry->concept)."</b><p>$strareyousuredelete</p>";
 148      $linkyes    = 'deleteentry.php';
 149      $linkno     = 'view.php';
 150      $optionsyes = array('id'=>$cm->id, 'entry'=>$entry->id, 'confirm'=>1, 'sesskey'=>sesskey(), 'prevmode'=>$prevmode, 'hook'=>$hook);
 151      $optionsno  = array('id'=>$cm->id, 'mode'=>$prevmode, 'hook'=>$hook);
 152  
 153      echo $OUTPUT->confirm($areyousure, new moodle_url($linkyes, $optionsyes), new moodle_url($linkno, $optionsno));
 154  
 155      echo $OUTPUT->footer();
 156  }