Merge branch 'MDL-46975-master' of git://github.com/junpataleta/moodle
[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($CFG->dirroot.'/course/lib.php');
26
27$search = optional_param('search', '', PARAM_RAW); // search words
28$page = optional_param('page', 0, PARAM_INT); // which page to show
837d548e 29$perpage = optional_param('perpage', '', PARAM_RAW); // how many per page, may be integer or 'all'
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30$blocklist = optional_param('blocklist', 0, PARAM_INT);
31$modulelist= optional_param('modulelist', '', PARAM_PLUGIN);
9e76429d 32$tagid = optional_param('tagid', '', PARAM_INT); // searches for courses tagged with this tag id
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33
34// List of minimum capabilities which user need to have for editing/moving course
35$capabilities = array('moodle/course:create', 'moodle/category:manage');
36
4e0b6025 37// Populate usercatlist with list of category id's with course:create and category:manage capabilities.
442f12f8 38$usercatlist = core_course_category::make_categories_list($capabilities);
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39
40$search = trim(strip_tags($search)); // trim & clean raw searched string
a8b56716 41
f520dcd9 42$site = get_site();
38a10939 43
837d548e 44$searchcriteria = array();
9e76429d 45foreach (array('search', 'blocklist', 'modulelist', 'tagid') as $param) {
f520dcd9 46 if (!empty($$param)) {
837d548e 47 $searchcriteria[$param] = $$param;
680a65a0 48 }
f520dcd9 49}
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50$urlparams = array();
51if ($perpage !== 'all' && !($perpage = (int)$perpage)) {
52 // default number of courses per page
53 $perpage = $CFG->coursesperpage;
54} else {
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55 $urlparams['perpage'] = $perpage;
56}
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57if (!empty($page)) {
58 $urlparams['page'] = $page;
59}
60$PAGE->set_url('/course/search.php', $searchcriteria + $urlparams);
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61$PAGE->set_context(context_system::instance());
62$PAGE->set_pagelayout('standard');
f4b571ab 63$courserenderer = $PAGE->get_renderer('core', 'course');
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64
65if ($CFG->forcelogin) {
66 require_login();
67}
68
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69$strcourses = new lang_string("courses");
70$strsearch = new lang_string("search");
71$strsearchresults = new lang_string("searchresults");
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72$strnovalidcourses = new lang_string('novalidcourses');
73
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74$PAGE->navbar->add($strcourses, new moodle_url('/course/index.php'));
75$PAGE->navbar->add($strsearch, new moodle_url('/course/search.php'));
76if (!empty($search)) {
77 $PAGE->navbar->add(s($search));
78}
cf5b731c 79
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80if (empty($searchcriteria)) {
81 // no search criteria specified, print page with just search form
82 $PAGE->set_title("$site->fullname : $strsearch");
f520dcd9 83} else {
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84 // this is search results page
85 $PAGE->set_title("$site->fullname : $strsearchresults");
86 // Link to manage search results should be visible if user have system or category level capability
87 if ((can_edit_in_category() || !empty($usercatlist))) {
5dc361e1 88 $aurl = new moodle_url('/course/management.php', $searchcriteria);
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89 $searchform = $OUTPUT->single_button($aurl, get_string('managecourses'), 'get');
90 } else {
91 $searchform = $courserenderer->course_search_form($search, 'navbar');
f520dcd9 92 }
60047003 93 $PAGE->set_button($searchform);
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94
95 // Trigger event, courses searched.
96 $eventparams = array('context' => $PAGE->context, 'other' => array('query' => $search));
97 $event = \core\event\courses_searched::create($eventparams);
98 $event->trigger();
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99}
100
60047003 101$PAGE->set_heading($site->fullname);
f520dcd9 102
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103echo $OUTPUT->header();
104echo $courserenderer->search_courses($searchcriteria);
f520dcd9 105echo $OUTPUT->footer();