moodle/mod/forum/view.php
sam marshall 6553cda7c9 MDL-26778 Change to completion should immediately affect nav block
Includes change so that updating completion resets the cache, and a debugging
warning if any module calls the completion viewed thing after it's already
printed navigation (which will mean navigation obviously doesn't update right
away). All existing modules that currently update after printing navigation
were updated.
2011-04-11 12:40:13 +01:00

250 lines
9.8 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* @package mod-forum
* @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once('../../config.php');
require_once('lib.php');
require_once($CFG->libdir.'/completionlib.php');
$id = optional_param('id', 0, PARAM_INT); // Course Module ID
$f = optional_param('f', 0, PARAM_INT); // Forum ID
$mode = optional_param('mode', 0, PARAM_INT); // Display mode (for single forum)
$showall = optional_param('showall', '', PARAM_INT); // show all discussions on one page
$changegroup = optional_param('group', -1, PARAM_INT); // choose the current group
$page = optional_param('page', 0, PARAM_INT); // which page to show
$search = optional_param('search', '', PARAM_CLEAN);// search string
$params = array();
if ($id) {
$params['id'] = $id;
} else {
$params['f'] = $f;
}
if ($page) {
$params['page'] = $page;
}
if ($search) {
$params['search'] = $search;
}
$PAGE->set_url('/mod/forum/view.php', $params);
if ($id) {
if (! $cm = get_coursemodule_from_id('forum', $id)) {
print_error('invalidcoursemodule');
}
if (! $course = $DB->get_record("course", array("id" => $cm->course))) {
print_error('coursemisconf');
}
if (! $forum = $DB->get_record("forum", array("id" => $cm->instance))) {
print_error('invalidforumid', 'forum');
}
// move require_course_login here to use forced language for course
// fix for MDL-6926
require_course_login($course, true, $cm);
$strforums = get_string("modulenameplural", "forum");
$strforum = get_string("modulename", "forum");
} else if ($f) {
if (! $forum = $DB->get_record("forum", array("id" => $f))) {
print_error('invalidforumid', 'forum');
}
if (! $course = $DB->get_record("course", array("id" => $forum->course))) {
print_error('coursemisconf');
}
if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) {
print_error('missingparameter');
}
// move require_course_login here to use forced language for course
// fix for MDL-6926
require_course_login($course, true, $cm);
$strforums = get_string("modulenameplural", "forum");
$strforum = get_string("modulename", "forum");
} else {
print_error('missingparameter');
}
if (!$PAGE->button) {
$PAGE->set_button(forum_search_form($course, $search));
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$PAGE->set_context($context);
if (!empty($CFG->enablerssfeeds) && !empty($CFG->forum_enablerssfeeds) && $forum->rsstype && $forum->rssarticles) {
require_once("$CFG->libdir/rsslib.php");
$rsstitle = format_string($course->shortname) . ': %fullname%';
rss_add_http_header($context, 'mod_forum', $forum, $rsstitle);
}
// Mark viewed if required
$completion = new completion_info($course);
$completion->set_module_viewed($cm);
/// Print header.
/// Add ajax-related libs for ratings if required MDL-20119
$PAGE->requires->yui2_lib('event');
$PAGE->requires->yui2_lib('connection');
$PAGE->requires->yui2_lib('json');
$PAGE->set_title(format_string($forum->name));
$PAGE->add_body_class('forumtype-'.$forum->type);
$PAGE->set_heading(format_string($course->fullname));
echo $OUTPUT->header();
/// Some capability checks.
if (empty($cm->visible) and !has_capability('moodle/course:viewhiddenactivities', $context)) {
notice(get_string("activityiscurrentlyhidden"));
}
if (!has_capability('mod/forum:viewdiscussion', $context)) {
notice(get_string('noviewdiscussionspermission', 'forum'));
}
/// find out current groups mode
groups_print_activity_menu($cm, $CFG->wwwroot . '/mod/forum/view.php?id=' . $cm->id);
$currentgroup = groups_get_activity_group($cm);
$groupmode = groups_get_activity_groupmode($cm);
/// Okay, we can show the discussions. Log the forum view.
if ($cm->id) {
add_to_log($course->id, "forum", "view forum", "view.php?id=$cm->id", "$forum->id", $cm->id);
} else {
add_to_log($course->id, "forum", "view forum", "view.php?f=$forum->id", "$forum->id");
}
$SESSION->fromdiscussion = $FULLME; // Return here if we post or set subscription etc
/// Print settings and things across the top
// If it's a simple single discussion forum, we need to print the display
// mode control.
if ($forum->type == 'single') {
if (! $discussion = $DB->get_record("forum_discussions", array("forum" => $forum->id))) {
if ($discussions = $DB->get_records("forum_discussions", array("forum", $forum->id), "timemodified ASC")) {
$discussion = array_pop($discussions);
}
}
if ($discussion) {
if ($mode) {
set_user_preference("forum_displaymode", $mode);
}
$displaymode = get_user_preferences("forum_displaymode", $CFG->forum_displaymode);
forum_print_mode_form($forum->id, $displaymode, $forum->type);
}
}
if (!empty($forum->blockafter) && !empty($forum->blockperiod)) {
$a->blockafter = $forum->blockafter;
$a->blockperiod = get_string('secondstotime'.$forum->blockperiod);
echo $OUTPUT->notification(get_string('thisforumisthrottled','forum',$a));
}
if ($forum->type == 'qanda' && !has_capability('moodle/course:manageactivities', $context)) {
echo $OUTPUT->notification(get_string('qandanotify','forum'));
}
switch ($forum->type) {
case 'single':
if (! $discussion = $DB->get_record("forum_discussions", array("forum" => $forum->id))) {
if ($discussions = $DB->get_records("forum_discussions", array("forum" => $forum->id), "timemodified ASC")) {
echo $OUTPUT->notification("Warning! There is more than one discussion in this forum - using the most recent");
$discussion = array_pop($discussions);
} else {
print_error('nodiscussions', 'forum');
}
}
if (! $post = forum_get_post_full($discussion->firstpost)) {
print_error('cannotfindfirstpost', 'forum');
}
if ($mode) {
set_user_preference("forum_displaymode", $mode);
}
$canreply = forum_user_can_post($forum, $discussion, $USER, $cm, $course, $context);
$canrate = has_capability('mod/forum:rate', $context);
$displaymode = get_user_preferences("forum_displaymode", $CFG->forum_displaymode);
echo '&nbsp;'; // this should fix the floating in FF
forum_print_discussion($course, $cm, $forum, $discussion, $post, $displaymode, $canreply, $canrate);
break;
case 'eachuser':
if (!empty($forum->intro)) {
echo $OUTPUT->box(format_module_intro('forum', $forum, $cm->id), 'generalbox', 'intro');
}
echo '<p class="mdl-align">';
if (forum_user_can_post_discussion($forum, null, -1, $cm)) {
print_string("allowsdiscussions", "forum");
} else {
echo '&nbsp;';
}
echo '</p>';
if (!empty($showall)) {
forum_print_latest_discussions($course, $forum, 0, 'header', '', -1, -1, -1, 0, $cm);
} else {
forum_print_latest_discussions($course, $forum, -1, 'header', '', -1, -1, $page, $CFG->forum_manydiscussions, $cm);
}
break;
case 'teacher':
if (!empty($showall)) {
forum_print_latest_discussions($course, $forum, 0, 'header', '', -1, -1, -1, 0, $cm);
} else {
forum_print_latest_discussions($course, $forum, -1, 'header', '', -1, -1, $page, $CFG->forum_manydiscussions, $cm);
}
break;
case 'blog':
if (!empty($forum->intro)) {
echo $OUTPUT->box(format_module_intro('forum', $forum, $cm->id), 'generalbox', 'intro');
}
echo '<br />';
if (!empty($showall)) {
forum_print_latest_discussions($course, $forum, 0, 'plain', '', -1, -1, -1, 0, $cm);
} else {
forum_print_latest_discussions($course, $forum, -1, 'plain', '', -1, -1, $page, $CFG->forum_manydiscussions, $cm);
}
break;
default:
if (!empty($forum->intro)) {
echo $OUTPUT->box(format_module_intro('forum', $forum, $cm->id), 'generalbox', 'intro');
}
echo '<br />';
if (!empty($showall)) {
forum_print_latest_discussions($course, $forum, 0, 'header', '', -1, -1, -1, 0, $cm);
} else {
forum_print_latest_discussions($course, $forum, -1, 'header', '', -1, -1, $page, $CFG->forum_manydiscussions, $cm);
}
break;
}
echo $OUTPUT->footer($course);