mod/glossary/deleteentry.php

   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     if ($entry->sourceglossaryid) {
  67         if (!$newcm = get_coursemodule_from_instance('glossary', $entry->sourceglossaryid)) {
  68             print_error('invalidcoursemodule');
  69         }
  70         $newcontext = context_module::instance($newcm->id);
  71
  72         $entry->glossaryid       = $entry->sourceglossaryid;
  73         $entry->sourceglossaryid = 0;
  74         $DB->update_record('glossary_entries', $entry);
  75
  76         // move attachments too
  77         $fs = get_file_storage();
  78
  79         if ($oldfiles = $fs->get_area_files($context->id, 'mod_glossary', 'attachment', $entry->id)) {
  80             foreach ($oldfiles as $oldfile) {
  81                 $file_record = new stdClass();
  82                 $file_record->contextid = $newcontext->id;
  83                 $fs->create_file_from_storedfile($file_record, $oldfile);
  84             }
  85             $fs->delete_area_files($context->id, 'mod_glossary', 'attachment', $entry->id);
  86             $entry->attachment = '1';
  87         } else {
  88             $entry->attachment = '0';
  89         }
  90         $DB->update_record('glossary_entries', $entry);
  91
  92     } else {
  93         $fs = get_file_storage();
  94         $fs->delete_area_files($context->id, 'mod_glossary', 'attachment', $entry->id);
  95         $DB->delete_records("comments", array('itemid'=>$entry->id, 'commentarea'=>'glossary_entry', 'contextid'=>$context->id));
  96         $DB->delete_records("glossary_alias", array("entryid"=>$entry->id));
  97         $DB->delete_records("glossary_entries", array("id"=>$entry->id));
  98
  99         // Update completion state
 100         $completion = new completion_info($course);
 101         if ($completion->is_enabled($cm) == COMPLETION_TRACKING_AUTOMATIC && $glossary->completionentries) {
 102             $completion->update_state($cm, COMPLETION_INCOMPLETE, $entry->userid);
 103         }
 104
 105         //delete glossary entry ratings
 106         require_once($CFG->dirroot.'/rating/lib.php');
 107         $delopt = new stdClass;
 108         $delopt->contextid = $context->id;
 109         $delopt->component = 'mod_glossary';
 110         $delopt->ratingarea = 'entry';
 111         $delopt->itemid = $entry->id;
 112         $rm = new rating_manager();
 113         $rm->delete_ratings($delopt);
 114     }
 115
 116     add_to_log($course->id, "glossary", "delete entry", "view.php?id=$cm->id&amp;mode=$prevmode&amp;hook=$hook", $entry->id,$cm->id);
 117
 118     // Delete cached RSS feeds.
 119     if (!empty($CFG->enablerssfeeds)) {
 120         require_once($CFG->dirroot.'/mod/glossary/rsslib.php');
 121         glossary_rss_delete_file($glossary);
 122     }
 123
 124     redirect("view.php?id=$cm->id&amp;mode=$prevmode&amp;hook=$hook");
 125
 126 } else {        // the operation has not been confirmed yet so ask the user to do so
 127     $PAGE->navbar->add(get_string('delete'));
 128     $PAGE->set_title($glossary->name);
 129     $PAGE->set_heading($course->fullname);
 130     echo $OUTPUT->header();
 131     $areyousure = "<b>".format_string($entry->concept)."</b><p>$strareyousuredelete</p>";
 132     $linkyes    = 'deleteentry.php';
 133     $linkno     = 'view.php';
 134     $optionsyes = array('id'=>$cm->id, 'entry'=>$entry->id, 'confirm'=>1, 'sesskey'=>sesskey(), 'prevmode'=>$prevmode, 'hook'=>$hook);
 135     $optionsno  = array('id'=>$cm->id, 'mode'=>$prevmode, 'hook'=>$hook);
 136
 137     echo $OUTPUT->confirm($areyousure, new moodle_url($linkyes, $optionsyes), new moodle_url($linkno, $optionsno));
 138
 139     echo $OUTPUT->footer();
 140 }