weekly release 3.6dev
[moodle.git] / course / search.php
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aa6c1ced 1<?php
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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 * Displays external information about a course
5dc361e1 19 * @package core_course
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20 * @copyright 1999 onwards Martin Dougiamas http://dougiamas.com
21 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
22 */
23
24require_once("../config.php");
25require_once($CFG->dirroot.'/course/lib.php');
4e0b6025 26require_once($CFG->libdir.'/coursecatlib.php');
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27
28$search = optional_param('search', '', PARAM_RAW); // search words
29$page = optional_param('page', 0, PARAM_INT); // which page to show
837d548e 30$perpage = optional_param('perpage', '', PARAM_RAW); // how many per page, may be integer or 'all'
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31$blocklist = optional_param('blocklist', 0, PARAM_INT);
32$modulelist= optional_param('modulelist', '', PARAM_PLUGIN);
9e76429d 33$tagid = optional_param('tagid', '', PARAM_INT); // searches for courses tagged with this tag id
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34
35// List of minimum capabilities which user need to have for editing/moving course
36$capabilities = array('moodle/course:create', 'moodle/category:manage');
37
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38// Populate usercatlist with list of category id's with course:create and category:manage capabilities.
39$usercatlist = coursecat::make_categories_list($capabilities);
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40
41$search = trim(strip_tags($search)); // trim & clean raw searched string
a8b56716 42
f520dcd9 43$site = get_site();
38a10939 44
837d548e 45$searchcriteria = array();
9e76429d 46foreach (array('search', 'blocklist', 'modulelist', 'tagid') as $param) {
f520dcd9 47 if (!empty($$param)) {
837d548e 48 $searchcriteria[$param] = $$param;
680a65a0 49 }
f520dcd9 50}
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51$urlparams = array();
52if ($perpage !== 'all' && !($perpage = (int)$perpage)) {
53 // default number of courses per page
54 $perpage = $CFG->coursesperpage;
55} else {
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56 $urlparams['perpage'] = $perpage;
57}
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58if (!empty($page)) {
59 $urlparams['page'] = $page;
60}
61$PAGE->set_url('/course/search.php', $searchcriteria + $urlparams);
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62$PAGE->set_context(context_system::instance());
63$PAGE->set_pagelayout('standard');
f4b571ab 64$courserenderer = $PAGE->get_renderer('core', 'course');
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65
66if ($CFG->forcelogin) {
67 require_login();
68}
69
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70$strcourses = new lang_string("courses");
71$strsearch = new lang_string("search");
72$strsearchresults = new lang_string("searchresults");
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73$strnovalidcourses = new lang_string('novalidcourses');
74
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75$PAGE->navbar->add($strcourses, new moodle_url('/course/index.php'));
76$PAGE->navbar->add($strsearch, new moodle_url('/course/search.php'));
77if (!empty($search)) {
78 $PAGE->navbar->add(s($search));
79}
cf5b731c 80
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81if (empty($searchcriteria)) {
82 // no search criteria specified, print page with just search form
83 $PAGE->set_title("$site->fullname : $strsearch");
f520dcd9 84} else {
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85 // this is search results page
86 $PAGE->set_title("$site->fullname : $strsearchresults");
87 // Link to manage search results should be visible if user have system or category level capability
88 if ((can_edit_in_category() || !empty($usercatlist))) {
5dc361e1 89 $aurl = new moodle_url('/course/management.php', $searchcriteria);
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90 $searchform = $OUTPUT->single_button($aurl, get_string('managecourses'), 'get');
91 } else {
92 $searchform = $courserenderer->course_search_form($search, 'navbar');
f520dcd9 93 }
60047003 94 $PAGE->set_button($searchform);
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95
96 // Trigger event, courses searched.
97 $eventparams = array('context' => $PAGE->context, 'other' => array('query' => $search));
98 $event = \core\event\courses_searched::create($eventparams);
99 $event->trigger();
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100}
101
60047003 102$PAGE->set_heading($site->fullname);
f520dcd9 103
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104echo $OUTPUT->header();
105echo $courserenderer->search_courses($searchcriteria);
f520dcd9 106echo $OUTPUT->footer();