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  • Bug fixes for general core bugs in 3.7.x will end 11 May 2020 (12 months).
  • Bug fixes for security issues in 3.7.x will end 9 November 2020 (18 months) - Support has ended.
  • minimum PHP 7.1.0 Note: minimum PHP version has increased since Moodle 3.6. PHP 7.2.x and 7.3.x are supported too. PHP 7.x could have some engine limitations.
  • /tag/ -> edit.php (source)
       1  <?php
       2  // This file is part of Moodle - http://moodle.org/
       3  //
       4  // Moodle is free software: you can redistribute it and/or modify
       5  // it under the terms of the GNU General Public License as published by
       6  // the Free Software Foundation, either version 3 of the License, or
       7  // (at your option) any later version.
       8  //
       9  // Moodle is distributed in the hope that it will be useful,
      10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
      11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12  // GNU General Public License for more details.
      13  //
      14  // You should have received a copy of the GNU General Public License
      15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
      16  
      17  
      18  /**
      19   * @package    core_tag
      20   * @category   tag
      21   * @copyright  2007 Luiz Cruz <luiz.laydner@gmail.com>
      22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
      23   */
      24  
      25  require_once('../config.php');
      26  require_once ('lib.php');
      27  require_once ('edit_form.php');
      28  
      29  $tagid = optional_param('id', 0, PARAM_INT);
      30  $tagname = optional_param('tag', '', PARAM_TAG);
      31  $returnurl = optional_param('returnurl', '', PARAM_LOCALURL);
      32  
      33  require_login();
      34  
      35  if (empty($CFG->usetags)) {
      36      print_error('tagsaredisabled', 'tag');
      37  }
      38  
      39  //Editing a tag requires moodle/tag:edit capability
      40  $systemcontext   = context_system::instance();
      41  require_capability('moodle/tag:edit', $systemcontext);
      42  
      43  if ($tagname) {
      44      $tagcollid = optional_param('tc', 0, PARAM_INT);
      45      if (!$tagcollid) {
      46          // Tag name specified but tag collection was not. Try to guess it.
      47          $tags = core_tag_tag::guess_by_name($tagname, '*');
      48          if (count($tags) > 1) {
      49              // This tag was found in more than one collection, redirect to search.
      50              redirect(new moodle_url('/tag/search.php', array('tag' => $tagname)));
      51          } else if (count($tags) == 1) {
      52              $tag = reset($tags);
      53          }
      54      } else {
      55          if (!$tag = core_tag_tag::get_by_name($tagcollid, $tagname, '*')) {
      56              redirect(new moodle_url('/tag/search.php', array('tagcollid' => $tagcollid)));
      57          }
      58      }
      59  } else if ($tagid) {
      60      $tag = core_tag_tag::get($tagid, '*');
      61  }
      62  
      63  if (empty($tag)) {
      64      redirect(new moodle_url('/tag/search.php'));
      65  }
      66  
      67  $PAGE->set_url($tag->get_view_url());
      68  $PAGE->set_subpage($tag->id);
      69  $PAGE->set_context($systemcontext);
      70  $PAGE->set_blocks_editing_capability('moodle/tag:editblocks');
      71  $PAGE->set_pagelayout('standard');
      72  
      73  $tagname = $tag->get_display_name();
      74  $tagcollid = $tag->tagcollid;
      75  
      76  // set the relatedtags field of the $tag object that will be passed to the form
      77  $data = $tag->to_object();
      78  $data->relatedtags = core_tag_tag::get_item_tags_array('core', 'tag', $tag->id);
      79  
      80  $options = new stdClass();
      81  $options->smiley = false;
      82  $options->filter = false;
      83  
      84  // convert and remove any XSS
      85  $data->description       = format_text($tag->description, $tag->descriptionformat, $options);
      86  $data->descriptionformat = FORMAT_HTML;
      87  
      88  $errorstring = '';
      89  
      90  $editoroptions = array(
      91      'maxfiles'  => EDITOR_UNLIMITED_FILES,
      92      'maxbytes'  => $CFG->maxbytes,
      93      'trusttext' => false,
      94      'context'   => $systemcontext,
      95      'subdirs'   => file_area_contains_subdirs($systemcontext, 'tag', 'description', $tag->id),
      96  );
      97  $data = file_prepare_standard_editor($data, 'description', $editoroptions, $systemcontext, 'tag', 'description', $data->id);
      98  
      99  $tagform = new tag_edit_form(null, array('editoroptions' => $editoroptions, 'tag' => $tag));
     100  $data->returnurl = $returnurl;
     101  
     102  $tagform->set_data($data);
     103  
     104  if ($tagform->is_cancelled()) {
     105      redirect($returnurl ? new moodle_url($returnurl) : $tag->get_view_url());
     106  } else if ($tagnew = $tagform->get_data()) {
     107      // If new data has been sent, update the tag record.
     108      $updatedata = array();
     109  
     110      if (has_capability('moodle/tag:manage', $systemcontext)) {
     111          $updatedata['isstandard'] = empty($tagnew->isstandard) ? 0 : 1;
     112          $updatedata['rawname'] = $tagnew->rawname;
     113      }
     114  
     115      $tagnew = file_postupdate_standard_editor($tagnew, 'description', $editoroptions,
     116              $systemcontext, 'tag', 'description', $tag->id);
     117      $updatedata['description'] = $tagnew->description;
     118      $updatedata['descriptionformat'] = $tagnew->descriptionformat;
     119  
     120      // Update name, description and whether it is a standard tag.
     121      $tag->update($updatedata);
     122  
     123      // Updated related tags.
     124      $tag->set_related_tags($tagnew->relatedtags);
     125  
     126      redirect($returnurl ? new moodle_url($returnurl) : $tag->get_view_url());
     127  }
     128  
     129  navigation_node::override_active_url(new moodle_url('/tag/search.php'));
     130  $PAGE->navbar->add($tagname);
     131  $PAGE->navbar->add(get_string('edit'));
     132  $PAGE->set_title(get_string('tag', 'tag') . ' - '. $tagname);
     133  $PAGE->set_heading($COURSE->fullname);
     134  echo $OUTPUT->header();
     135  echo $OUTPUT->heading($tagname, 2);
     136  
     137  if (!empty($errorstring)) {
     138      echo $OUTPUT->notification($errorstring);
     139  }
     140  
     141  $tagform->display();
     142  
     143  echo $OUTPUT->footer();