tag/coursetags_edit.php

   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  * Displays personal tags for a course with some editing facilites
  20  *
  21  * @package    core_tag
  22  * @category   tag
  23  * @copyright  2007 j.beedell@open.ac.uk
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27 require_once('../config.php');
  28 require_once($CFG->dirroot.'/tag/coursetagslib.php');
  29 require_once($CFG->dirroot.'/tag/lib.php');
  30
  31 $courseid = optional_param('courseid', 0, PARAM_INT);
  32 $keyword = optional_param('coursetag_new_tag', '', PARAM_TEXT);
  33 $deltag = optional_param('del_tag', 0, PARAM_INT);
  34
  35 $url = new moodle_url('/tag/coursetags_edit.php');
  36 if ($courseid !== 0) {
  37     $url->param('courseid', $courseid);
  38 }
  39 if ($keyword !== '') {
  40     $url->param('coursetag_new_tag', $keyword);
  41 }
  42 if ($deltag !== 0) {
  43     $url->param('del_tag', $deltag);
  44 }
  45 $PAGE->set_url($url);
  46
  47 require_login();
  48
  49 if (empty($CFG->usetags)) {
  50     print_error('tagsaredisabled', 'tag');
  51 }
  52
  53 if ($courseid != SITEID) {
  54     if (! ($course = $DB->get_record('course', array('id' => $courseid), '*')) ) {
  55         print_error('invalidcourse');
  56     }
  57 } else {
  58     print_error('errortagfrontpage', 'tag');
  59 }
  60
  61 // Permissions
  62 $sitecontext = get_context_instance(CONTEXT_SYSTEM);
  63 require_login($course);
  64 $canedit = has_capability('moodle/tag:create', $sitecontext);
  65
  66 // Language strings
  67 $tagslang = 'block_tags';
  68
  69 // Store data
  70 if ($data = data_submitted()) {
  71     if (confirm_sesskey() and $courseid > 0 and $USER->id > 0 and $canedit) {
  72         // store personal tag
  73         if (trim(strip_tags($keyword))) {
  74             $myurl = 'tag/search.php';
  75             $keywords = explode(',', $keyword);
  76             coursetag_store_keywords($keywords, $courseid, $USER->id, 'default', $myurl);
  77         }
  78         // delete personal tag
  79         if ($deltag > 0) {
  80             coursetag_delete_keyword($deltag, $USER->id, $courseid);
  81         }
  82     }
  83 }
  84
  85 // The title and breadcrumb
  86 $title = get_string('edittitle', $tagslang);
  87 $coursefullname = format_string($course->fullname);
  88 $courseshortname = format_string($course->shortname, true, array('context' => get_context_instance(CONTEXT_COURSE, $course->id)));
  89 $PAGE->navbar->add($title);
  90 $PAGE->set_title($title);
  91 $PAGE->set_heading($course->fullname);
  92 $PAGE->set_cacheable(false);
  93 echo $OUTPUT->header();
  94
  95     // Print personal tags for all courses
  96     $title = get_string('edittitle', $tagslang);
  97     echo $OUTPUT->heading($title, 2, 'mdl-align');
  98
  99     $mytags = coursetag_print_cloud(coursetag_get_tags(0, $USER->id, 'default'), true);
 100     $outstr = '
 101         <div class="coursetag_edit_centered">
 102             <div>
 103                 '.get_string('editmytags', $tagslang).'
 104             </div>
 105             <div>';
 106
 107     if ($mytags) {
 108         $outstr .= $mytags;
 109     } else {
 110         $outstr .= get_string('editnopersonaltags', $tagslang);
 111     }
 112
 113     $outstr .= '
 114             </div>
 115         </div>';
 116     echo $outstr;
 117
 118     // Personal tag editing
 119     if ($canedit) {
 120         $title = get_string('editmytagsfor', $tagslang, '"'.$coursefullname.' ('.$courseshortname.')"');
 121         echo $OUTPUT->heading($title, 2, 'main mdl-align');
 122
 123         // Deletion here is open to the users own tags for this course only
 124         $selectoptions = '<option value="0">'.get_string('select', $tagslang).'</option>';
 125         $coursetabs = '';
 126         if ($options = coursetag_get_records($courseid, $USER->id)) {
 127             $coursetabs = '"';
 128             foreach ($options as $option) {
 129                 $selectoptions .= '<option value="'.$option->id.'">'.$option->rawname.'</option>';
 130                 $coursetabs .= $option->rawname . ', ';
 131             }
 132             $coursetabs = rtrim($coursetabs, ', ');
 133             $coursetabs .= '"';
 134         }
 135         if ($coursetabs) {
 136             $outstr = '
 137             <div class="coursetag_edit_centered">
 138                 '.get_string('editthiscoursetags', $tagslang, $coursetabs).'
 139             </div>';
 140         } else {
 141             $outstr = '
 142             <div class="coursetag_edit_centered">
 143                 '.get_string('editnopersonaltags', $tagslang).'
 144             </div>';
 145         }
 146
 147         // Print the add and delete form
 148         coursetag_get_jscript();
 149         $edittagthisunit = get_string('edittagthisunit', $tagslang);
 150         $arrowtitle = get_string('arrowtitle', $tagslang);
 151         $sesskey = sesskey();
 152         $leftarrow = $OUTPUT->pix_url('t/arrow_left');
 153         $outstr .= <<<EOT
 154             <form action="$CFG->wwwroot/tag/coursetags_edit.php" method="post" id="coursetag">
 155                 <div style="display: none;">
 156                     <input type="hidden" name="courseid" value="$course->id" />
 157                     <input type="hidden" name="sesskey" value="$sesskey" />
 158                 </div>
 159                 <div class="coursetag_edit_centered">
 160                     <div class="coursetag_edit_row">
 161                         <div class="coursetag_edit_left">
 162                             $edittagthisunit
 163                         </div>
 164                         <div class="coursetag_edit_right">
 165                             <div class="coursetag_form_input1">
 166                                 <input type="text" name="coursetag_sug_keyword" class="coursetag_form_input1a" disabled="disabled" />
 167                             </div>
 168                             <div class="coursetag_form_input2">
 169                                 <input type="text" name="coursetag_new_tag" id="coursetag_new_tag" class="coursetag_form_input2a"
 170                                     onfocus="ctags_getKeywords()" onkeyup="ctags_getKeywords()" maxlength="50" />
 171                             </div>
 172                             <div class="coursetag_edit_input3" id="coursetag_sug_btn">
 173                                 <a title="$arrowtitle">
 174                                     <img src="$leftarrow" width="10" height="10" alt="enter" onclick="ctags_setKeywords()" />
 175                                 </a>
 176                             </div>
 177                         </div>
 178                     </div>
 179 EOT;
 180         if ($coursetabs) {
 181             $editdeletemytag = get_string('editdeletemytag', $tagslang);
 182             $outstr .= <<<EOT1
 183                     <div class="coursetag_edit_row">
 184                         <div class="coursetag_edit_left">
 185                             $editdeletemytag
 186                         </div>
 187                         <div class="coursetag_edit_right">
 188                             <select name="del_tag">
 189                                 $selectoptions
 190                             </select>
 191                         </div>
 192                     </div>
 193 EOT1;
 194         }
 195         $submitstr = get_string('submit');
 196         $outstr .= <<<EOT2
 197                     <div class="clearer"></div>
 198                     <div class="coursetag_edit_row">
 199                         <button type="submit">$submitstr</button>
 200                     </div>
 201                 </div>
 202             </form>
 203 EOT2;
 204         echo $outstr;
 205     }
 206
 207 echo $OUTPUT->footer();