MDL-65082 forum: Reorganise social templates
[moodle.git] / mod / forum / view.php
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1adbd2c3 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/**
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18 * Displays the list of discussions in a forum.
19 *
01030f1b 20 * @package mod_forum
54d38a73 21 * @copyright 2019 Andrew Nicols <andrew@nicols.co.uk>
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22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
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25require_once('../../config.php');
26
27$managerfactory = mod_forum\local\container::get_manager_factory();
28$legacydatamapperfactory = mod_forum\local\container::get_legacy_data_mapper_factory();
29$vaultfactory = mod_forum\local\container::get_vault_factory();
30$forumvault = $vaultfactory->get_forum_vault();
31$discussionvault = $vaultfactory->get_discussion_vault();
32$postvault = $vaultfactory->get_post_vault();
33
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34$cmid = optional_param('id', 0, PARAM_INT);
35$forumid = optional_param('f', 0, PARAM_INT);
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36$mode = optional_param('mode', 0, PARAM_INT);
37$showall = optional_param('showall', '', PARAM_INT);
38$pageno = optional_param('page', 0, PARAM_INT);
39$search = optional_param('search', '', PARAM_CLEAN);
40$pageno = optional_param('p', $pageno, PARAM_INT);
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41$pagesize = optional_param('s', 0, PARAM_INT);
42$sortorder = optional_param('o', null, PARAM_INT);
54d38a73 43
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44if (!$cmid && !$forumid) {
45 print_error('missingparameter');
46}
47
48$forum = $forumid ? $forumvault->get_from_id($forumid) : $forumvault->get_from_course_module_id($cmid);
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49if (!$forum) {
50 throw new \moodle_exception('Unable to find forum with id ' . $forumid);
51}
52
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53if (!empty($showall)) {
54 // The user wants to see all discussions.
55 $pageno = 0;
56 $pagesize = 0;
57}
58
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59$urlfactory = mod_forum\local\container::get_url_factory();
60$capabilitymanager = $managerfactory->get_capability_manager($forum);
61
bda290ee 62$url = $urlfactory->get_forum_view_url_from_forum($forum);
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63$PAGE->set_url($url);
64
65$course = $forum->get_course_record();
66$coursemodule = $forum->get_course_module_record();
67$cm = \cm_info::create($coursemodule);
68
69require_course_login($course, true, $cm);
70
71$PAGE->set_context($forum->get_context());
72$PAGE->set_title($forum->get_name());
73$PAGE->add_body_class('forumtype-' . $forum->get_type());
74$PAGE->set_heading($course->fullname);
f30f46db 75$PAGE->set_button(forum_search_form($course, $search));
54d38a73 76
bda290ee 77if (empty($cm->visible) && !has_capability('moodle/course:viewhiddenactivities', $forum->get_context())) {
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78 redirect(
79 $urlfactory->get_course_url_from_forum($forum),
80 get_string('activityiscurrentlyhidden'),
81 \core\output\notification::NOTIFY_WARNING
82 );
83}
84
85if (!$capabilitymanager->can_view_discussions($USER, $forum)) {
86 redirect(
87 $urlfactory->get_course_url_from_forum($forum),
88 get_string('noviewdiscussionspermission', 'fourm'),
89 \core\output\notification::NOTIFY_WARNING
90 );
91}
92
93// Mark viewed and trigger the course_module_viewed event.
94$forumdatamapper = $legacydatamapperfactory->get_forum_data_mapper();
95forum_view(
96 $forumdatamapper->to_legacy_object($forum),
97 $forum->get_course_record(),
98 $forum->get_course_module_record(),
99 $forum->get_context()
100);
101
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102// Return here if we post or set subscription etc.
103$SESSION->fromdiscussion = qualified_me();
104
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105if (!empty($CFG->enablerssfeeds) && !empty($CFG->forum_enablerssfeeds) && $forum->get_rss_type() && $forum->get_rss_articles()) {
106 require_once("{$CFG->libdir}/rsslib.php");
107
108 $rsstitle = format_string($course->shortname, true, [
109 'context' => context_course::instance($course->id),
110 ]) . ': ' . format_string($forum->get_name());
111 rss_add_http_header($forum->get_context(), 'mod_forum', $forum, $rsstitle);
112}
113
114echo $OUTPUT->header();
115echo $OUTPUT->heading(format_string($forum->get_name()), 2);
116
117if ('single' !== $forum->get_type() && !empty($forum->get_intro())) {
118 $legacydatamapperfactory = mod_forum\local\container::get_legacy_data_mapper_factory();
119 $forumdbdatamapper = $legacydatamapperfactory->get_forum_data_mapper();
120 $forumrecord = $forumdbdatamapper->to_legacy_object($forum);
121
122 echo $OUTPUT->box(format_module_intro('forum', $forumrecord, $cm->id), 'generalbox', 'intro');
123}
124
125if ($mode) {
126 set_user_preference('forum_displaymode', $mode);
127}
128
129$displaymode = get_user_preferences('forum_displaymode', $CFG->forum_displaymode);
130
131// Fetch the current groupid.
132$groupid = groups_get_activity_group($cm, true) ?: null;
133$rendererfactory = mod_forum\local\container::get_renderer_factory();
134switch ($forum->get_type()) {
135 case 'single':
136 $discussion = $discussionvault->get_last_discussion_in_forum($forum);
137 $discussioncount = $discussionvault->get_count_discussions_in_forum($forum);
138 $hasmultiplediscussions = $discussioncount > 1 ? true : false;
139 $discussionsrenderer = $rendererfactory->get_single_discussion_list_renderer($forum, $discussion,
140 $hasmultiplediscussions, $displaymode);
141 $post = $postvault->get_from_id($discussion->get_first_post_id());
142 $orderpostsby = $displaymode == FORUM_MODE_FLATNEWEST ? 'created DESC' : 'created ASC';
143 $replies = $postvault->get_replies_to_post($post, $orderpostsby);
144 echo $discussionsrenderer->render($USER, $post, $replies);
145 break;
146 case 'blog':
147 $discussionsrenderer = $rendererfactory->get_blog_discussion_list_renderer($forum);
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148 $discussionlistvault = $vaultfactory->get_discussions_in_forum_vault();
149 // Blog forums always show discussions newest first.
150 echo $discussionsrenderer->render($USER, $cm, $groupid, $discussionlistvault::SORTORDER_CREATED_DESC, $pageno, $pagesize);
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151 break;
152 default:
153 $discussionsrenderer = $rendererfactory->get_discussion_list_renderer($forum);
154 echo $discussionsrenderer->render($USER, $cm, $groupid, $sortorder, $pageno, $pagesize);
155}
156
157echo $OUTPUT->footer();