/**
* Display intro section for forum.
* @param mod_forumng $forum Forum
* @return string Intro HTML or '' if none
*/
public function render_intro($forum)
{
// Don't output anything if no text, so we don't get styling around
// something blank
$text = $forum->get_intro();
if (trim($text) === '') {
return '';
}
// Make fake activity object in required format, and use to format
// intro for module with standard function (which handles images etc.)
$activity = (object) array('intro' => $forum->get_intro(), 'introformat' => $forum->get_intro_format());
$intro = format_module_intro('forumng', $activity, $forum->get_course_module_id(true));
// Box styling appears to be consistent with some other modules
$intro = html_writer::tag('div', $intro, array('class' => 'generalbox box', 'id' => 'intro'));
return $intro;
}
/**
* Moves discussion to another forum. This will also move any attachments
* in the filesystem. You can also use this method to change group.
* (Note that once a discussion has been moved its data fields are no longer
* valid and the object should be discarded.)
* @param mod_forumng $targetforum Target forum for move
* @param int $targetforumngid New forum ID
* @param int $targetgroupid New group ID
*/
public function move($targetforum, $targetgroupid)
{
global $DB;
$update = new StdClass();
if ($targetforum->get_id() != $this->discussionfields->forumngid) {
$update->forumngid = $targetforum->get_id();
}
if ($targetgroupid != $this->discussionfields->groupid) {
$update->groupid = $targetgroupid;
}
if (count((array) $update) == 0) {
// No change
return;
}
//Delete search data for this discussion before moving
$this->ismakingsearchchange = true;
$root = $this->get_root_post();
$root->search_update();
$root->search_update_children();
$this->ismakingsearchchange = false;
$update->id = $this->discussionfields->id;
$transaction = $DB->start_delegated_transaction();
$DB->update_record('forumng_discussions', $update);
$targetcloneid = $targetforum->is_shared() ? $targetforum->get_course_module_id() : 0;
$newdiscussion = self::get_from_id($this->get_id(), $targetcloneid, -1);
if ($targetforum->get_id() != $this->forum->get_id()) {
// Moving to different forum, we need to move attachments if any...
// Get old and new contexts
$fs = get_file_storage();
$filecontext = $this->get_forum()->get_context(true);
$newfilecontext = $targetforum->get_context(true);
// Get list of all affected post ids (includes edited, deleted)
// that have attachments
$postids = $DB->get_records('forumng_posts', array('discussionid' => $this->get_id(), 'attachments' => 1), '', 'id');
// Loop through all posts copying attachments & deleting old one
foreach ($postids as $postid => $junk) {
foreach (array('attachment', 'message') as $filearea) {
$oldfiles = $fs->get_area_files($filecontext->id, 'mod_forumng', $filearea, $postid, 'id', false);
foreach ($oldfiles as $oldfile) {
$filerecord = new stdClass();
$filerecord->contextid = $newfilecontext->id;
$fs->create_file_from_storedfile($filerecord, $oldfile);
$oldfile->delete();
}
}
}
// Completion status may have changed in source and target forums
// Performance optimise: only do this if completion is enabled
if ($this->forum->is_auto_completion_enabled()) {
$this->update_completion(false);
$newdiscussion->update_completion(true);
}
}
//Update the search data after the move
$newroot = $newdiscussion->get_root_post();
$newroot->search_update();
$newroot->search_update_children();
$this->uncache();
$transaction->allow_commit();
}
/**
* Checks forum object created in test_get_forum()
* In function so same tests can be carried out on multiple forum setups
* @param object $forum
* @param object $course
* @param object $cm
*/
private function check_forum_settings(mod_forumng $forum, $course, $cm)
{
$this->assertEquals('TEST', $forum->get_name());
$this->assertEquals('abc123', $forum->get_intro());
$this->assertEquals('abc123', $forum->get_intro(true));
// Pick up errors in abbreviation.
$this->assertEquals(FORMAT_MOODLE, $forum->get_intro_format());
$this->assertEquals($cm->instance, $forum->get_id());
$this->assertEquals($course->id, $forum->get_course_id());
$this->assertEquals($course->id, $forum->get_course()->id);
$this->assertEquals($cm->id, $forum->get_course_module_id());
$this->assertEquals(mod_forumng::NO_GROUPS, $forum->get_activity_group($cm));
$context = context_module::instance($cm->id);
$this->assertEquals($context->id, $forum->get_context()->id);
$this->assertInstanceOf('forumngtype', $forum->get_type());
}
