/**
* Copy the discussion and its posts to another forum and/or group.
* @param mod_forumng $targetforum Forum to copy the discussion to
* @param int $groupid If 'All participants' has been selected from the
* separate groups dropdown box, use default value 0
*/
function copy($targetforum, $groupid)
{
global $SESSION, $DB;
$oldforum = $this->get_forum();
$oldforumngid = $oldforum->get_id();
$oldcourseid = $oldforum->get_course_id();
$targetforumngid = $targetforum->get_id();
$targetcourseid = $targetforum->get_course_id();
//Clone the old discussion
$discussionobj = clone $this->discussionfields;
unset($discussionobj->id);
//update the forumngid and gruopid to the target forumngid and selected groupid
$discussionobj->forumngid = $targetforumngid;
unset($discussionobj->groupid);
if ($targetforum->get_group_mode() && $groupid) {
$discussionobj->groupid = $groupid;
}
$transaction = $DB->start_delegated_transaction();
$newdiscussionid = $DB->insert_record('forumng_discussions', $discussionobj);
$rs = $DB->get_recordset('forumng_posts', array('discussionid' => $this->get_id()));
//$newids and $parentused are temp arrays used to
//$newids is a array of new postids using the indices of its old postids
//update the parentid of the post records copied over
//$hasattachments is a temp array for record the posts which has attachments.
$newids = array();
$parentsused = array();
$hasattachments = array();
foreach ($rs as $postrec) {
$oldpostid = $postrec->id;
unset($postrec->id);
$postrec->discussionid = $newdiscussionid;
$postrec->mailstate = mod_forumng::MAILSTATE_DIGESTED;
$newpostid = $DB->insert_record('forumng_posts', $postrec);
$newids[$oldpostid] = $newpostid;
if ($postrec->parentpostid) {
$parentsused[$postrec->parentpostid] = true;
}
if ($postrec->attachments == 1) {
$hasattachments[$oldpostid] = $newpostid;
}
}
$rs->close();
// Update the postid and lastpostid in the discussion table no matter if they
// are null or not
$newpostid = $newids[$discussionobj->postid];
$newlastpostid = $newids[$discussionobj->lastpostid];
$DB->execute("UPDATE {forumng_discussions} SET postid = ?, lastpostid = ? WHERE id = ?", array($newpostid, $newlastpostid, $newdiscussionid));
foreach ($parentsused as $key => $value) {
$newparentpostid = $newids[$key];
//Update the parentpostids which have just been copied over
$DB->execute("UPDATE {forumng_posts} SET parentpostid = ? " . "WHERE parentpostid = ? AND discussionid = ?", array($newparentpostid, $key, $newdiscussionid));
}
// Copy attachments
$fs = get_file_storage();
$oldfilecontext = $oldforum->get_context(true);
$newfilecontext = $targetforum->get_context(true);
foreach ($hasattachments as $oldpostid => $newpostid) {
foreach (array('attachment', 'message') as $filearea) {
$oldfiles = $fs->get_area_files($oldfilecontext->id, 'mod_forumng', $filearea, $oldpostid, 'id', false);
foreach ($oldfiles as $oldfile) {
$filerecord = new stdClass();
$filerecord->contextid = $newfilecontext->id;
$filerecord->itemid = $newpostid;
$fs->create_file_from_storedfile($filerecord, $oldfile);
}
}
}
// Update the search data after the copy
$newdiscussion = self::get_from_id($newdiscussionid, $this->get_forum()->get_course_module_id(), -1);
$root = $newdiscussion->get_root_post();
$root->search_update();
$root->search_update_children();
$transaction->allow_commit();
}
/**
* Copy the discussion and its posts to another forum and/or group.
* @param mod_forumng $targetforum Forum to copy the discussion to
* @param int $groupid If 'All participants' has been selected from the
* separate groups dropdown box, use default value 0
*/
public function copy($targetforum, $groupid)
{
global $SESSION, $DB;
$oldforum = $this->get_forum();
$oldforumngid = $oldforum->get_id();
$oldcourseid = $oldforum->get_course_id();
$targetforumngid = $targetforum->get_id();
$targetcourseid = $targetforum->get_course_id();
// Clone the old discussion.
$discussionobj = clone $this->discussionfields;
unset($discussionobj->id);
// Update the forumngid and gruopid to the target forumngid and selected groupid.
$discussionobj->forumngid = $targetforumngid;
unset($discussionobj->groupid);
if ($targetforum->get_group_mode() && $groupid) {
$discussionobj->groupid = $groupid;
}
$transaction = $DB->start_delegated_transaction();
$newdiscussionid = $DB->insert_record('forumng_discussions', $discussionobj);
$rs = $DB->get_recordset('forumng_posts', array('discussionid' => $this->get_id()));
// $newids and $parentused are temp arrays used to
// $newids is a array of new postids using the indices of its old postids
// Update the parentid of the post records copied over
// $hasattachments is a temp array for record the posts which has attachments.
$newids = array();
$parentsused = array();
$hasattachments = array();
foreach ($rs as $postrec) {
$oldpostid = $postrec->id;
unset($postrec->id);
$postrec->discussionid = $newdiscussionid;
$postrec->mailstate = mod_forumng::MAILSTATE_DIGESTED;
$newpostid = $DB->insert_record('forumng_posts', $postrec);
$newids[$oldpostid] = $newpostid;
if ($postrec->parentpostid) {
$parentsused[$postrec->parentpostid] = true;
}
if ($postrec->attachments == 1) {
$hasattachments[$oldpostid] = $newpostid;
}
}
$rs->close();
// Duplicate core ratings if enabled and both forums in same course.
if ($oldforum->get_enableratings() == mod_forumng::FORUMNG_STANDARD_RATING && $oldforum->get_course(true)->id == $targetforum->get_course(true)->id) {
list($in, $inparams) = $DB->get_in_or_equal(array_keys($newids));
if ($ratings = $DB->get_records_sql("SELECT * FROM {rating} WHERE itemid {$in} AND component\n = ? AND ratingarea = ? AND contextid = ?", array_merge($inparams, array('mod_forumng', 'post', $oldforum->get_context(true)->id)))) {
foreach ($ratings as $rating) {
$newrate = new stdClass();
$newrate->contextid = $targetforum->get_context(true)->id;
$newrate->component = 'mod_forumng';
$newrate->ratingarea = 'post';
$newrate->itemid = $newids[$rating->itemid];
$newrate->scaleid = $rating->scaleid;
$newrate->userid = $rating->userid;
$newrate->rating = $rating->rating;
$newrate->timecreated = $rating->timecreated;
$newrate->timemodified = time();
$DB->insert_record('rating', $newrate);
}
$targetforum->update_grades();
}
}
// Update the postid and lastpostid in the discussion table no matter if they
// are null or not
$newpostid = $newids[$discussionobj->postid];
$newlastpostid = $newids[$discussionobj->lastpostid];
$DB->execute("UPDATE {forumng_discussions} SET postid = ?, lastpostid = ? WHERE id = ?", array($newpostid, $newlastpostid, $newdiscussionid));
foreach ($parentsused as $key => $value) {
$newparentpostid = $newids[$key];
// Update the parentpostids which have just been copied over.
$DB->execute("UPDATE {forumng_posts} SET parentpostid = ? " . "WHERE parentpostid = ? AND discussionid = ?", array($newparentpostid, $key, $newdiscussionid));
}
// Copy attachments
$fs = get_file_storage();
$oldfilecontext = $oldforum->get_context(true);
$newfilecontext = $targetforum->get_context(true);
foreach ($hasattachments as $oldpostid => $newpostid) {
foreach (array('attachment', 'message') as $filearea) {
$oldfiles = $fs->get_area_files($oldfilecontext->id, 'mod_forumng', $filearea, $oldpostid, 'id', false);
foreach ($oldfiles as $oldfile) {
$filerecord = new stdClass();
$filerecord->contextid = $newfilecontext->id;
$filerecord->itemid = $newpostid;
$fs->create_file_from_storedfile($filerecord, $oldfile);
}
}
}
// Update the search data after the copy
$newdiscussion = self::get_from_id($newdiscussionid, $this->get_forum()->get_course_module_id(), -1);
$root = $newdiscussion->get_root_post();
$root->search_update();
$root->search_update_children();
$transaction->allow_commit();
// Update any discussion tags.
$tagslist = $this->get_tags();
if ($tagslist) {
$tags = array();
foreach ($tagslist as $key => $value) {
array_push($tags, $value);
}
$newdiscussion->edit_settings(self::NOCHANGE, self::NOCHANGE, self::NOCHANGE, self::NOCHANGE, self::NOCHANGE, $tags);
}
}
/**
* Display subscribe options.
* @param mod_forumng $forum Forum
* @param string $text Textual note
* @param int $subscribed
* @param bool $button True if subscribe/unsubscribe button should be shown
* @param bool $viewlink True if 'view subscribers' link should be shown
* @return string HTML code for this area
*/
public function render_subscribe_options($forum, $text, $subscribed, $button, $viewlink)
{
$out = '<div class="forumng-subscribe-options">' . '<h3>' . get_string('subscription', 'forumng') . '</h3>' . '<p>' . $text . '</p>';
$cm = $forum->get_course_module();
if ($button) {
$outsubmit = '';
$currentgroupid = mod_forumng::get_activity_group($cm, true);
if ($currentgroupid == mod_forumng::NO_GROUPS) {
$currentgroupid = 0;
}
if ($subscribed == mod_forumng::FULLY_SUBSCRIBED || $subscribed == mod_forumng::FULLY_SUBSCRIBED_GROUPMODE) {
$outsubmit .= '<input type="submit" name="submitunsubscribe" value="' . get_string('unsubscribeshort', 'forumng') . '" />';
} else {
if ($subscribed == mod_forumng::PARTIALLY_SUBSCRIBED) {
// Print both subscribe button and unsubscribe button.
$outsubmit .= '<input type="submit" name="submitsubscribe" value="' . get_string('subscribelong', 'forumng') . '" />' . '<input type="submit" name="submitunsubscribe" value="' . get_string('unsubscribelong', 'forumng') . '" />';
} else {
if ($subscribed == mod_forumng::NOT_SUBSCRIBED) {
// Default unsubscribed, print subscribe button.
$outsubmit .= '<input type="submit" name="submitsubscribe" value="' . get_string('subscribeshort', 'forumng') . '" />';
} else {
if ($subscribed == mod_forumng::THIS_GROUP_PARTIALLY_SUBSCRIBED) {
$outsubmit .= '<input type="submit" name="submitsubscribe_thisgroup" value="' . get_string('subscribegroup', 'forumng') . '" />' . '<input type="submit" name="submitunsubscribe_thisgroup" value="' . get_string('unsubscribegroup_partial', 'forumng') . '" />' . '<input type="hidden" name="g" value="' . $currentgroupid . '" />';
} else {
if ($subscribed == mod_forumng::THIS_GROUP_SUBSCRIBED) {
$outsubmit .= '<input type="submit" name="submitunsubscribe_thisgroup" value="' . get_string('unsubscribegroup', 'forumng') . '" />' . '<input type="hidden" name="g" value="' . $currentgroupid . '" />';
} else {
if ($subscribed == mod_forumng::THIS_GROUP_NOT_SUBSCRIBED) {
$outsubmit .= '<input type="submit" name="submitsubscribe_thisgroup" value="' . get_string('subscribegroup', 'forumng') . '" />' . '<input type="hidden" name="g" value="' . $currentgroupid . '" />';
}
}
}
}
}
}
$out .= ' <form action="subscribe.php" method="post"><div>' . $forum->get_link_params(mod_forumng::PARAM_FORM) . '<input type="hidden" name="back" value="view" />' . $outsubmit . '</div></form>';
}
if ($subscribed != mod_forumng::NOT_SUBSCRIBED) {
$out .= $this->render_subscribe_info($forum->get_context());
}
if ($viewlink) {
$out .= ' <div class="forumng-subscribe-admin">' . '<a href="subscribers.php?' . $forum->get_link_params(mod_forumng::PARAM_HTML) . '">' . get_string('viewsubscribers', 'forumng') . '</a></div>';
}
$out .= '</div>';
return $out;
}
/**
* Prints the content of this draft as a JavaScript variable (including
* surrounding script tag).
* @param mod_forumng $forum Forum object
* @return string HTML (including JS) code to place in page
*/
public function prepare_edit_js($forum)
{
global $USER;
// Copy fields
$fields = clone $this->draftfields;
// Prepare file areas
$fileoptions = array('subdirs' => false, 'maxbytes' => $forum->get_max_bytes());
$filecontext = $forum->get_context(true);
// Prepare draft area for attachments
$draftitemid = 0;
file_prepare_draft_area($draftitemid, $filecontext->id, 'mod_forumng', 'draft', $this->get_id(), $fileoptions);
// Prepare draft area for message files
$messagedraftitemid = 0;
$fields->message = file_prepare_draft_area($messagedraftitemid, $filecontext->id, 'mod_forumng', 'draftmessage', $this->get_id(), $fileoptions, $fields->message);
// Get list of files for main attachment area
$options = file_get_drafarea_files($draftitemid, '/');
$usercontext = context_user::instance($USER->id);
$fs = get_file_storage();
$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $options->itemid, 'id', false);
$options->filecount = count($files);
$fields->attachmentoptions = $options;
// Get list of files for message area
$messageoptions = file_get_drafarea_files($messagedraftitemid, '/');
$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $messageoptions->itemid, 'id', false);
$messageoptions->filecount = count($files);
$fields->messageoptions = $messageoptions;
// Unset things we don't need in JS
unset($fields->discussionid);
unset($fields->discussionsubject);
unset($fields->courseid);
unset($fields->replytouser);
unset($fields->options);
unset($fields->attachments);
// Add options
foreach ((array) $this->get_options() as $key => $value) {
$fields->{$key} = $value;
}
return "<script type='text/javascript'>\n" . "var forumng_draft = " . json_encode($fields) . ";\n</script>\n";
}
/**
* 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', $forum->get_type());
}
/**
* Obtains the next forum from the list.
* @param mod_forumng &$forum Forum (out variable)
* @param object &$cm Course-module object (out variable)
* @param object &$context Context object (out variable)
* @param object &$course Course object (out variable)
*/
function next_forum(&$forum, &$cm, &$context, &$course)
{
// Skip if required to get to new forum
while ($this->forum != null) {
$this->next_discussion($discussion);
}
// Get record
if ($this->storedrecord) {
$record = $this->storedrecord;
$this->storedrecord = null;
} else {
if (!$this->rs) {
// Already used entire list and closed recordset
return false;
} else {
if (!$this->rs->valid()) {
// End of the line. Mark everything as mailed
$this->mark_mailed($this->time);
$this->rs->close();
$this->rs = null;
return false;
}
$record = $this->rs->current();
$this->rs->next();
}
}
// Set data
$this->storedrecord = clone $record;
$cm = mod_forumng_utils::extract_subobject($record, 'cm_');
$course = mod_forumng_utils::extract_subobject($record, 'c_');
context_helper::preload_from_record(mod_forumng_utils::extract_subobject($record, 'x_'));
$context = context_module::instance($cm->id);
$forum = new mod_forumng($course, $cm, $context, mod_forumng_utils::extract_subobject($record, 'f_'));
if ($forum->is_shared()) {
$forum->set_clone_reference($record->cloneid);
$cm = $forum->get_course_module();
$course = $forum->get_course();
$context = $forum->get_context();
}
$this->forum = $forum;
return true;
}
