Proyectos de Subversion Moodle

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<?php
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<?php
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// This file is part of Moodle - http://moodle.org/
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// This file is part of Moodle - http://moodle.org/
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//
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//
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// Moodle is free software: you can redistribute it and/or modify
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// the Free Software Foundation, either version 3 of the License, or
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//
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//
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// You should have received a copy of the GNU General Public License
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// You should have received a copy of the GNU General Public License
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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/**
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 * This filter provides automatic linking to
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/**
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 * activities when its name (title) is found inside every Moodle text
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 * File only retained to prevent fatal errors in code that tries to require/include this.
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 *
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 *
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 * @todo MDL-82708 delete this file as part of Moodle 6.0 development.
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 * @package    filter
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 * @deprecated This file is no longer required in Moodle 4.5+.
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 * @subpackage activitynames
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 * @package filter_activitynames
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 * @copyright  2004 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
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 * @copyright Eloy Lafuente (stronk7) {@link http://stronk7.com}
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 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 */
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 */
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defined('MOODLE_INTERNAL') || die();
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/**
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 * Activity name filtering
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 */
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class filter_activitynames extends moodle_text_filter {
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    function filter($text, array $options = array()) {
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        $coursectx = $this->context->get_course_context(false);
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        if (!$coursectx) {
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            return $text;
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        }
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        $courseid = $coursectx->instanceid;
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        $activitylist = $this->get_cached_activity_list($courseid);
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        $filterslist = array();
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        if (!empty($activitylist)) {
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            $cmid = $this->context->instanceid;
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            if ($this->context->contextlevel == CONTEXT_MODULE && isset($activitylist[$cmid])) {
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                // remove filterobjects for the current module
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                $filterslist = array_values(array_diff_key($activitylist, array($cmid => 1, $cmid.'-e' => 1)));
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            } else {
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                $filterslist = array_values($activitylist);
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            }
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        }
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        if ($filterslist) {
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            return $text = filter_phrases($text, $filterslist);
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        } else {
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            return $text;
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        }
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    }
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    /**
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     * Get all the cached activity list for a course
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     *
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     * @param int $courseid id of the course
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     * @return filterobject[] the activities
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     */
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    protected function get_cached_activity_list($courseid) {
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        global $USER;
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        $cached = cache::make_from_params(cache_store::MODE_REQUEST, 'filter', 'activitynames');
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        // Return cached activity list.
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        if ($cached->get('cachecourseid') == $courseid && $cached->get('cacheuserid') == $USER->id) {
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            return $cached->get('activitylist');
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        }
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        // Not cached yet, get activity list and set cache.
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        $activitylist = $this->get_activity_list($courseid);
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        $cached->set('cacheuserid', $USER->id);
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        $cached->set('cachecourseid', $courseid);
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        $cached->set('activitylist', $activitylist);
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        return $activitylist;
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    }
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    /**
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     * Get all the activity list for a course
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     *
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     * @param int $courseid id of the course
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     * @return filterobject[] the activities
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     */
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    protected function get_activity_list($courseid) {
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        $activitylist = array();
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        $modinfo = get_fast_modinfo($courseid);
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        if (!empty($modinfo->cms)) {
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            $activitylist = array(); // We will store all the created filters here.
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defined('MOODLE_INTERNAL') || die();
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            // Create array of visible activities sorted by the name length (we are only interested in properties name and url).
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            $sortedactivities = array();
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            foreach ($modinfo->cms as $cm) {
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                // Use normal access control and visibility, but exclude labels and hidden activities.
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                if ($cm->visible and $cm->has_view() and $cm->uservisible) {
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                    $sortedactivities[] = (object)array(
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                        'name' => $cm->name,
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                        'url' => $cm->url,
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                        'id' => $cm->id,
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                        'namelen' => -strlen($cm->name), // Negative value for reverse sorting.
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                    );
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                }
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            }
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            // Sort activities by the length of the activity name in reverse order.
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            core_collator::asort_objects_by_property($sortedactivities, 'namelen', core_collator::SORT_NUMERIC);
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            foreach ($sortedactivities as $cm) {
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                $title = s(trim(strip_tags($cm->name)));
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                $currentname = trim($cm->name);
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                $entitisedname  = s($currentname);
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                // Avoid empty or unlinkable activity names.
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                if (!empty($title)) {
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                    $hreftagbegin = html_writer::start_tag('a',
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                        array('class' => 'autolink', 'title' => $title,
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                            'href' => $cm->url));
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                    $activitylist[$cm->id] = new filterobject($currentname, $hreftagbegin, '</a>', false, true);
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                    if ($currentname != $entitisedname) {
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                        // If name has some entity (&amp; &quot; &lt; &gt;) add that filter too. MDL-17545.
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                        $activitylist[$cm->id.'-e'] = new filterobject($entitisedname, $hreftagbegin, '</a>', false, true);
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                    }
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                }
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            }
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        }
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        return $activitylist;
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