tag/coursetags_add.php

   1 <?php
   2 /**
   3  * coursetags_add.php
   4  * @author j.beedell@open.ac.uk June07
   5  */
   6
   7 require_once('../config.php');
   8
   9 require_login();
  10
  11 $systemcontext = get_context_instance(CONTEXT_SYSTEM);
  12 require_capability('moodle/tag:create', $systemcontext);
  13
  14 if (empty($CFG->usetags)) {
  15     print_error('tagsaredisabled', 'tag');
  16 }
  17
  18 $returnurl = optional_param('returnurl', null, PARAM_TEXT);
  19 $keyword = optional_param('coursetag_new_tag', '', PARAM_TEXT);
  20 $courseid = optional_param('entryid', 0, PARAM_INT);
  21 $userid = optional_param('userid', 0, PARAM_INT);
  22
  23 $keyword = trim(strip_tags($keyword));
  24 if ($keyword and confirm_sesskey()) {
  25
  26     require_once($CFG->dirroot.'/tag/coursetagslib.php');
  27
  28     if ($courseid > 0 and $userid > 0) {
  29         $myurl = 'tag/search.php';
  30         $keywords = explode(',', $keyword);
  31         coursetag_store_keywords($keywords, $courseid, $userid, 'default', $myurl);
  32     }
  33 }
  34
  35 // send back to originating page, where the new tag will be visible in the block
  36 if ($returnurl) {
  37     redirect($returnurl);
  38 } else {
  39     $myurl = $CFG->wwwroot.'/';
  40 }
  41
  42 redirect($myurl);