/**
* Prints a anonforum discussion
*
* @uses CONTEXT_MODULE
* @uses ANONFORUM_MODE_FLATNEWEST
* @uses ANONFORUM_MODE_FLATOLDEST
* @uses ANONFORUM_MODE_THREADED
* @uses ANONFORUM_MODE_NESTED
* @param stdClass $course
* @param stdClass $cm
* @param stdClass $anonforum
* @param stdClass $discussion
* @param stdClass $post
* @param int $mode
* @param mixed $canreply
* @param bool $canrate
*/
function anonforum_print_discussion($course, $cm, $anonforum, $discussion, $post, $mode, $canreply = NULL, $canrate = false)
{
global $USER, $CFG;
require_once $CFG->dirroot . '/rating/lib.php';
$ownpost = isloggedin() && $USER->id == $post->userid;
$modcontext = context_module::instance($cm->id);
if ($canreply === NULL) {
$reply = anonforum_user_can_post($anonforum, $discussion, $USER, $cm, $course, $modcontext);
} else {
$reply = $canreply;
}
// $cm holds general cache for anonymous forum functions
$cm->cache = new stdClass();
$cm->cache->groups = groups_get_all_groups($course->id, 0, $cm->groupingid);
$cm->cache->usersgroups = array();
$posters = array();
// preload all posts - TODO: improve...
if ($mode == ANONFORUM_MODE_FLATNEWEST) {
$sort = "p.created DESC";
} else {
$sort = "p.created ASC";
}
$anonforumtracked = anonforum_tp_is_tracked($anonforum);
$posts = anonforum_get_all_discussion_posts($discussion->id, $sort, $anonforumtracked);
$post = $posts[$post->id];
foreach ($posts as $pid => $p) {
$posters[$p->userid] = $p->userid;
}
// preload all groups of ppl that posted in this discussion
if ($postersgroups = groups_get_all_groups($course->id, $posters, $cm->groupingid, 'gm.id, gm.groupid, gm.userid')) {
foreach ($postersgroups as $pg) {
if (!isset($cm->cache->usersgroups[$pg->userid])) {
$cm->cache->usersgroups[$pg->userid] = array();
}
$cm->cache->usersgroups[$pg->userid][$pg->groupid] = $pg->groupid;
}
unset($postersgroups);
}
//load ratings
if ($anonforum->assessed != RATING_AGGREGATE_NONE) {
$ratingoptions = new stdClass();
$ratingoptions->context = $modcontext;
$ratingoptions->component = 'mod_anonforum';
$ratingoptions->ratingarea = 'post';
$ratingoptions->items = $posts;
$ratingoptions->aggregate = $anonforum->assessed;
//the aggregation method
$ratingoptions->scaleid = $anonforum->scale;
$ratingoptions->userid = $USER->id;
if ($anonforum->type == 'single' or !$discussion->id) {
$ratingoptions->returnurl = "{$CFG->wwwroot}/mod/anonforum/view.php?id={$cm->id}";
} else {
$ratingoptions->returnurl = "{$CFG->wwwroot}/mod/anonforum/discuss.php?d={$discussion->id}";
}
$ratingoptions->assesstimestart = $anonforum->assesstimestart;
$ratingoptions->assesstimefinish = $anonforum->assesstimefinish;
$rm = new rating_manager();
$posts = $rm->get_ratings($ratingoptions);
}
$post->anonforum = $anonforum->id;
// Add the anonforum id to the post object, later used by anonforum_print_post
$post->anonforumtype = $anonforum->type;
$post->subject = format_string($post->subject);
$postread = !empty($post->postread);
anonforum_print_post($post, $discussion, $anonforum, $cm, $course, $ownpost, $reply, false, '', '', $postread, true, $anonforumtracked);
switch ($mode) {
case ANONFORUM_MODE_FLATOLDEST:
case ANONFORUM_MODE_FLATNEWEST:
default:
anonforum_print_posts_flat($course, $cm, $anonforum, $discussion, $post, $mode, $reply, $anonforumtracked, $posts);
break;
case ANONFORUM_MODE_THREADED:
anonforum_print_posts_threaded($course, $cm, $anonforum, $discussion, $post, 0, $reply, $anonforumtracked, $posts);
break;
case ANONFORUM_MODE_NESTED:
anonforum_print_posts_nested($course, $cm, $anonforum, $discussion, $post, $reply, $anonforumtracked, $posts);
break;
}
}
/**
* @global object
*/
public function load_data()
{
global $DB;
if ($this->postid) {
if (!($this->post = $DB->get_record('anonforum_posts', array('id' => $this->postid)))) {
throw new portfolio_caller_exception('invalidpostid', 'anonforum');
}
}
$dparams = array();
if ($this->discussionid) {
$dbparams = array('id' => $this->discussionid);
} else {
if ($this->post) {
$dbparams = array('id' => $this->post->discussion);
} else {
throw new portfolio_caller_exception('mustprovidediscussionorpost', 'anonforum');
}
}
if (!($this->discussion = $DB->get_record('anonforum_discussions', $dbparams))) {
throw new portfolio_caller_exception('invaliddiscussionid', 'anonforum');
}
if (!($this->anonforum = $DB->get_record('anonforum', array('id' => $this->discussion->anonforum)))) {
throw new portfolio_caller_exception('invalidanonforumid', 'anonforum');
}
if (!($this->cm = get_coursemodule_from_instance('anonforum', $this->anonforum->id))) {
throw new portfolio_caller_exception('invalidcoursemodule');
}
$this->modcontext = context_module::instance($this->cm->id);
$fs = get_file_storage();
if ($this->post) {
if ($this->attachment) {
$this->set_file_and_format_data($this->attachment);
} else {
$attach = $fs->get_area_files($this->modcontext->id, 'mod_anonforum', 'attachment', $this->post->id, 'timemodified', false);
$embed = $fs->get_area_files($this->modcontext->id, 'mod_anonforum', 'post', $this->post->id, 'timemodified', false);
$files = array_merge($attach, $embed);
$this->set_file_and_format_data($files);
}
if (!empty($this->multifiles)) {
$this->keyedfiles[$this->post->id] = $this->multifiles;
} else {
if (!empty($this->singlefile)) {
$this->keyedfiles[$this->post->id] = array($this->singlefile);
}
}
} else {
// whole thread
$fs = get_file_storage();
$this->posts = anonforum_get_all_discussion_posts($this->discussion->id, 'p.created ASC');
$this->multifiles = array();
foreach ($this->posts as $post) {
$attach = $fs->get_area_files($this->modcontext->id, 'mod_anonforum', 'attachment', $post->id, 'timemodified', false);
$embed = $fs->get_area_files($this->modcontext->id, 'mod_anonforum', 'post', $post->id, 'timemodified', false);
$files = array_merge($attach, $embed);
if ($files) {
$this->keyedfiles[$post->id] = $files;
} else {
continue;
}
$this->multifiles = array_merge($this->multifiles, array_values($this->keyedfiles[$post->id]));
}
}
if (empty($this->multifiles) && !empty($this->singlefile)) {
$this->multifiles = array($this->singlefile);
// copy_files workaround
}
// depending on whether there are files or not, we might have to change richhtml/plainhtml
if (empty($this->attachment)) {
if (!empty($this->multifiles)) {
$this->add_format(PORTFOLIO_FORMAT_RICHHTML);
} else {
$this->add_format(PORTFOLIO_FORMAT_PLAINHTML);
}
}
}
