tag/index.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * @package    core
  20  * @subpackage 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('locallib.php');
  28 require_once($CFG->dirroot.'/lib/weblib.php');
  29 require_once($CFG->dirroot.'/blog/lib.php');
  30
  31 require_login();
  32
  33 if (empty($CFG->usetags)) {
  34     print_error('tagsaredisabled', 'tag');
  35 }
  36
  37 $tagid       = optional_param('id', 0, PARAM_INT); // tag id
  38 $tagname     = optional_param('tag', '', PARAM_TAG); // tag
  39
  40 $edit        = optional_param('edit', -1, PARAM_BOOL);
  41 $userpage    = optional_param('userpage', 0, PARAM_INT); // which page to show
  42 $perpage     = optional_param('perpage', 24, PARAM_INT);
  43
  44 $systemcontext   = get_context_instance(CONTEXT_SYSTEM);
  45
  46 if ($tagname) {
  47     $tag = tag_get('name', $tagname, '*');
  48 } else if ($tagid) {
  49     $tag = tag_get('id', $tagid, '*');
  50 }
  51
  52 if (empty($tag)) {
  53     redirect($CFG->wwwroot.'/tag/search.php');
  54 }
  55
  56 $PAGE->set_url('/tag/index.php', array('id' => $tag->id));
  57 $PAGE->set_subpage($tag->id);
  58 $PAGE->set_context($systemcontext);
  59 $PAGE->set_pagelayout('standard');
  60 $PAGE->set_blocks_editing_capability('moodle/tag:editblocks');
  61
  62 if (($edit != -1) and $PAGE->user_allowed_editing()) {
  63     $USER->editing = $edit;
  64 }
  65
  66 $tagname = tag_display_name($tag);
  67 $title = get_string('tag', 'tag') .' - '. $tagname;
  68
  69 $button = '';
  70 if ($PAGE->user_allowed_editing() ) {
  71     $button = $OUTPUT->edit_button(new moodle_url("$CFG->wwwroot/tag/index.php", array('id' => $tagid)));
  72 }
  73
  74 $PAGE->navbar->add(get_string('tags', 'tag'), new moodle_url('/tag/search.php'));
  75 $PAGE->navbar->add($tagname);
  76 $PAGE->set_title($title);
  77 $PAGE->set_heading($COURSE->fullname);
  78 $PAGE->set_button($button);
  79 echo $OUTPUT->header();
  80
  81 // Manage all tags links
  82 if (has_capability('moodle/tag:manage', $systemcontext)) {
  83     echo '<div class="managelink"><a href="'. $CFG->wwwroot .'/tag/manage.php">'. get_string('managetags', 'tag') .'</a></div>' ;
  84 }
  85
  86 $tagname  = tag_display_name($tag);
  87
  88 if ($tag->flag > 0 && has_capability('moodle/tag:manage', $systemcontext)) {
  89     $tagname =  '<span class="flagged-tag">' . $tagname . '</span>';
  90 }
  91
  92 echo $OUTPUT->heading($tagname, 2, 'headingblock header tag-heading');
  93 tag_print_management_box($tag);
  94 tag_print_description_box($tag);
  95
  96 echo '<div class="relatedpages"><p><a href="#course">'.get_string('courses').
  97  '</a> | <a href="#blog">'.get_string('relatedblogs', 'tag').
  98  '</a> | <a href="#user">'.get_string('users').'</a></p></div>';
  99
 100 // Display courses tagged with the tag
 101 require_once($CFG->dirroot.'/tag/coursetagslib.php');
 102 if ($courses = coursetag_get_tagged_courses($tag->id)) {
 103
 104     $totalcount = count( $courses );
 105     echo $OUTPUT->box_start('generalbox', 'tag-blogs'); //could use an id separate from tag-blogs, but would have to copy the css style to make it look the same
 106
 107     $heading = get_string('courses') . ' ' . get_string('taggedwith', 'tag', $tagname) .': '. $totalcount;
 108     echo "<a name='course'></a>";
 109     echo $OUTPUT->heading($heading, 3);
 110
 111     foreach ($courses as $course) {
 112         print_course($course);
 113     }
 114
 115     echo $OUTPUT->box_end();
 116 }
 117
 118 // Print up to 10 previous blogs entries
 119 if (has_capability('moodle/blog:view', $systemcontext)) {
 120     require_once($CFG->dirroot.'/blog/lib.php');
 121     require_once($CFG->dirroot.'/blog/locallib.php');
 122
 123     $bloglisting = new blog_listing(array('tag' => $tag->id));
 124     $limit = 10;
 125     $start = 0;
 126
 127     if ($blogs = $bloglisting->get_entries($start, $limit)) {
 128
 129         echo $OUTPUT->box_start('generalbox', 'tag-blogs');
 130         $heading = get_string('relatedblogs', 'tag', $tagname). ' ' . get_string('taggedwith', 'tag', $tagname);
 131         echo "<a name='blog'></a>";
 132         echo $OUTPUT->heading($heading, 3);
 133
 134         echo '<ul id="tagblogentries">';
 135         foreach ($blogs as $blog) {
 136             if ($blog->publishstate == 'draft') {
 137                 $class = 'class="dimmed"';
 138             } else {
 139                 $class = '';
 140             }
 141             echo '<li '.$class.'>';
 142             echo '<a '.$class.' href="'.$CFG->wwwroot.'/blog/index.php?entryid='.$blog->id.'">';
 143             echo format_string($blog->subject);
 144             echo '</a>';
 145             echo ' - ';
 146             echo '<a '.$class.' href="'.$CFG->wwwroot.'/user/view.php?id='.$blog->userid.'">';
 147             echo fullname($blog);
 148             echo '</a>';
 149             echo ', '. userdate($blog->lastmodified);
 150             echo '</li>';
 151         }
 152         echo '</ul>';
 153
 154         $allblogsurl = new moodle_url('/blog/index.php', array('tagid' => $tag->id));
 155         echo '<p class="moreblogs"><a href="'.$allblogsurl->out().'">'.get_string('seeallblogs', 'tag', $tagname).'</a></p>';
 156
 157         echo $OUTPUT->box_end();
 158     }
 159 }
 160
 161 $usercount = tag_record_count('user', $tag->id);
 162 if ($usercount > 0) {
 163
 164     //user table box
 165     echo $OUTPUT->box_start('generalbox', 'tag-user-table');
 166
 167     $heading = get_string('users'). ' ' . get_string('taggedwith', 'tag', $tagname) . ': ' . $usercount;
 168     echo "<a name='user'></a>";
 169     echo $OUTPUT->heading($heading, 3);
 170
 171     $baseurl = new moodle_url('/tag/index.php', array('id' => $tag->id));
 172     $pagingbar = new paging_bar($usercount, $userpage, $perpage, $baseurl);
 173     $pagingbar->pagevar = 'userpage';
 174     echo $OUTPUT->render($pagingbar);
 175     tag_print_tagged_users_table($tag, $userpage * $perpage, $perpage);
 176     echo $OUTPUT->box_end();
 177 }
 178
 179 echo $OUTPUT->footer();