/**
* creates a zip of all assignment submissions and sends a zip to the browser
*/
public function download_submissions()
{
global $CFG, $DB;
raise_memory_limit(MEMORY_EXTRA);
$submissions = $this->get_submissions('', '');
if (empty($submissions)) {
print_error('errornosubmissions', 'assignment');
}
$filesforzipping = array();
//NOTE: do not create any stuff in temp directories, we now support unicode file names and that would not work, sorry
//online assignment can use html
$filextn = ".html";
$groupmode = groups_get_activity_groupmode($this->cm);
$groupid = 0;
// All users
$groupname = '';
if ($groupmode) {
$groupid = groups_get_activity_group($this->cm, true);
$groupname = groups_get_group_name($groupid) . '-';
}
$filename = str_replace(' ', '_', clean_filename($this->course->shortname . '-' . $this->assignment->name . '-' . $groupname . $this->assignment->id . ".zip"));
//name of new zip file.
foreach ($submissions as $submission) {
$a_userid = $submission->userid;
//get userid
if (groups_is_member($groupid, $a_userid) or !$groupmode or !$groupid) {
$a_assignid = $submission->assignment;
//get name of this assignment for use in the file names.
$a_user = $DB->get_record("user", array("id" => $a_userid), 'id,username,firstname,lastname');
//get user firstname/lastname
$submissioncontent = "<html><body>" . format_text($submission->data1, $submission->data2) . "</body></html>";
//fetched from database
//get file name.html
$fileforzipname = clean_filename(fullname($a_user) . "_" . $a_userid . $filextn);
$filesforzipping[$fileforzipname] = array($submissioncontent);
}
}
//end of foreach
if ($zipfile = assignment_pack_files($filesforzipping)) {
send_temp_file($zipfile, $filename);
//send file and delete after sending.
}
}
/**
* creates a zip of all assignment submissions and sends a zip to the browser
*/
public function download_submissions() {
global $CFG,$DB;
require_once($CFG->libdir.'/filelib.php');
$submissions = $this->get_submissions('','');
if (empty($submissions)) {
print_error('errornosubmissions', 'assignment', new moodle_url('/mod/assignment/submissions.php', array('id'=>$this->cm->id)));
}
$filesforzipping = array();
$fs = get_file_storage();
$groupmode = groups_get_activity_groupmode($this->cm);
$groupid = 0; // All users
$groupname = '';
if ($groupmode) {
$groupid = groups_get_activity_group($this->cm, true);
$groupname = groups_get_group_name($groupid).'-';
}
$filename = str_replace(' ', '_', clean_filename($this->course->shortname.'-'.$this->assignment->name.'-'.$groupname.$this->assignment->id.".zip")); //name of new zip file.
foreach ($submissions as $submission) {
// If assignment is open and submission is not finalized then don't add it to zip.
$submissionstatus = $this->is_finalized($submission);
if ($this->isopen() && empty($submissionstatus)) {
continue;
}
$a_userid = $submission->userid; //get userid
if ((groups_is_member($groupid,$a_userid)or !$groupmode or !$groupid)) {
$a_assignid = $submission->assignment; //get name of this assignment for use in the file names.
$a_user = $DB->get_record("user", array("id"=>$a_userid),'id,username,firstname,lastname'); //get user firstname/lastname
$files = $fs->get_area_files($this->context->id, 'mod_assignment', 'submission', $submission->id, "timemodified", false);
foreach ($files as $file) {
//get files new name.
$fileext = strstr($file->get_filename(), '.');
$fileoriginal = str_replace($fileext, '', $file->get_filename());
$fileforzipname = clean_filename(fullname($a_user) . "_" . $fileoriginal."_".$a_userid.$fileext);
//save file name to array for zipping.
$filesforzipping[$fileforzipname] = $file;
}
}
} // end of foreach loop
// Throw error if no files are added.
if (empty($filesforzipping)) {
print_error('errornosubmissions', 'assignment', new moodle_url('/mod/assignment/submissions.php', array('id'=>$this->cm->id)));
}
if ($zipfile = assignment_pack_files($filesforzipping)) {
send_temp_file($zipfile, $filename); //send file and delete after sending.
}
}
