/**
* part of search engine API
* @uses $CFG, $DB
*
*/
function assignment_get_content_for_index(&$assignment)
{
global $CFG, $DB;
$documents = array();
$course = $DB->get_record('course', array('id' => $assignment->course));
$coursemodule = $DB->get_field('modules', 'id', array('name' => 'assignment'));
$cm = $DB->get_record('course_modules', array('course' => $assignment->course, 'module' => $coursemodule, 'instance' => $assignment->id));
if ($cm) {
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$assignment = assignment_add_document_fields($assignment);
$documents[] = new AssignmentSearchDocument(get_object_vars($assignment), $cm->id, 'intro', $assignment->course, null, $context->id);
$submissions = assignment_get_all_submissions($assignment);
if ($submissions) {
$submissionoffset = -1;
foreach ($submissions as $submission) {
$submissionoffset++;
$submission = assignment_submission_add_document_fields($assignment, $submission);
if (file_exists("{$CFG->dirroot}/mod/assignment/type/{$assignment->assignmenttype}/searchlib.php")) {
include_once "{$CFG->dirroot}/mod/assignment/type/{$assignment->assignmenttype}/searchlib.php";
if (function_exists('assignment_get_submission_location')) {
$submitted = assignment_get_submission_location($assignment, $submission);
}
}
if (empty($submitted)) {
// this is for moodle legacy types that would need not to be patched for searchlib.php
switch ($assignment->assignmenttype) {
case 'online':
$submitted->source = 'text';
$submitted->data = $submission->data1;
break;
case 'uploadsingle':
case 'upload':
$submitted->source = 'files';
$submitted->data = "{$assignment->course}/moddata/assignment/{$assignment->id}/{$submission->userid}";
break;
case 'offline':
continue;
// cannot index, no content in Moodle !!
}
}
if (empty($submitted)) {
continue;
}
// ignoring
if ($submitted->source = 'text') {
$submission->description = $submitted->data;
$submission->description = preg_replace("/<[^>]*>/", '', $submission->description);
// stip all tags
$documents[] = new AssignmentSearchDocument(get_object_vars($submission), $cm->id, 'submission', $assignment->course, $submission->userid, $context->id, $submissionoffset);
mtrace("finished online submission for {$submission->authors} in assignment {$assignment->name}");
} elseif ($submitted->source = 'files') {
$SUBMITTED = opendir($submitted->path);
while ($entry = readdir($SUBMITTED)) {
if (preg_match("/^\\./", $entry)) {
continue;
}
// exclude hidden and dirs . and ..
$path = "{$submitted->path}/{$entry}";
$documents[] = assignment_get_physical_file($submission, $assignment, $cm, $path, $context_id, $documents);
mtrace("finished attachement {$path} for {$submission->authors} in assignment {$assignment->name}");
}
closedir($submission->path);
}
}
}
mtrace("finished assignment {$assignment->name}");
return $documents;
}
return array();
}
/**
* Return all assignment submissions by ENROLLED students (even empty)
*
* @param string $sort optional field names for the ORDER BY in the sql query
* @param string $dir optional specifying the sort direction, defaults to DESC
* @return array The submission objects indexed by id
*/
function get_submissions($sort='', $dir='DESC') {
return assignment_get_all_submissions($this->assignment, $sort, $dir);
}
/**
* Trigger assessable_file_uploaded and assessable_files_done events of specified assignment.
*
* @param int $cmid
* @param bool $trigger_done whether trigger assessable_files_done event. Advanced upload assignment only.
* @return number of submissions found, or false on failed
*/
function moss_trigger_assignment_events($cmid, $trigger_done = true) {
global $DB, $CFG;
require_once($CFG->dirroot.'/mod/assignment/lib.php');
$cm = get_coursemodule_from_id('assignment', $cmid);
if (empty($cm)) {
return false;
}
$context = get_context_instance(CONTEXT_MODULE, $cmid);
$fs = get_file_storage();
$assignment = $DB->get_record('assignment', array('id' => $cm->instance), '*', MUST_EXIST);
$submissions = assignment_get_all_submissions($assignment);
foreach ($submissions as $submission) {
$files = $fs->get_area_files($context->id, 'mod_assignment', 'submission', $submission->id, "timemodified", false);
$eventdata = new stdClass();
$eventdata->modulename = 'assignment';
$eventdata->cmid = $cmid;
$eventdata->itemid = $submission->id;
$eventdata->courseid = $cm->course;
$eventdata->userid = $submission->userid;
if ($files) {
if ($assignment->assignmenttype == 'upload') {
$eventdata->files = $files;
} else { // uploadsingle
$eventdata->file = current($files);
}
}
events_trigger('assessable_file_uploaded', $eventdata);
if ($trigger_done and $assignment->assignmenttype == 'upload') {
unset($eventdata->files);
events_trigger('assessable_files_done', $eventdata);
}
}
return count($submissions);
}
