$string['deleteallsubmissions'] = 'Delete all submissions';
$string['deletefilefailed'] = 'Deleting of file failed.';
$string['description'] = 'Description';
+$string['downloadall'] = 'Download all assignments as a zip';
$string['draft'] = 'Draft';
$string['duedate'] = 'Due date';
$string['duedateno'] = 'No due date';
echo $OUTPUT->heading(get_string('nosubmitusers','assignment'));
return true;
}
-
+ if ($this->assignment->assignmenttype=='upload' || $this->assignment->assignmenttype=='online' || $this->assignment->assignmenttype=='uploadsingle') {
+ echo '<div style="text-align:right"><a href="submissions.php?id='.$this->cm->id.'&download=zip">'.get_string('downloadall', 'assignment').'</div>';
+ }
/// Construct the SQL
if ($where = $table->get_sql_where()) {
$assignmentinstance->extend_settings_navigation($assignmentnode);
}
}
+
+/**
+ * generate zip file from array of given files
+ * @param array $filesforzipping - array of files to pass into archive_to_pathname
+ * @return path of temp file - note this returned file does not have a .zip extension - it is a temp file.
+ */
+function assignment_pack_files($filesforzipping) {
+ global $CFG;
+ //create path for new zip file.
+ $tempzip = tempnam($CFG->dataroot.'/temp/', 'assignment_');
+ //zip files
+ $zipper = new zip_packer();
+ if ($zipper->archive_to_pathname($filesforzipping, $tempzip)) {
+ return $tempzip;
+ }
+ return false;
+}
+//TODO - this is a copy of the function my_mktempdir in admin/uploadpicture.php - it would be good to have as a core function.
+/**
+ * Create a unique temporary directory with a given prefix name,
+ * inside a given directory, with given permissions. Return the
+ * full path to the newly created temp directory.
+ *
+ * @param string $dir where to create the temp directory.
+ * @param string $prefix prefix for the temp directory name (default '')
+ * @param string $mode permissions for the temp directory (default 700)
+ *
+ * @return string The full path to the temp directory.
+ */
+function assignment_create_temp_dir($dir, $prefix='', $mode=0700) {
+ if (substr($dir, -1) != '/') {
+ $dir .= '/';
+ }
+
+ do {
+ $path = $dir.$prefix.mt_rand(0, 9999999);
+ } while (!mkdir($path, $mode));
+
+ return $path;
+}
\ No newline at end of file
$id = optional_param('id', 0, PARAM_INT); // Course module ID
$a = optional_param('a', 0, PARAM_INT); // Assignment ID
$mode = optional_param('mode', 'all', PARAM_ALPHA); // What mode are we in?
+$download = optional_param('download' , 'none', PARAM_ALPHA); //ZIP download asked for?
$url = new moodle_url('/mod/assignment/submissions.php');
if ($id) {
$assignmentclass = 'assignment_'.$assignment->assignmenttype;
$assignmentinstance = new $assignmentclass($cm->id, $assignment, $cm, $course);
-$assignmentinstance->submissions($mode); // Display or process the submissions
\ No newline at end of file
+if($download == "zip") {
+ $assignmentinstance->download_submissions();
+} else {
+ $assignmentinstance->submissions($mode); // Display or process the submissions
+}
\ No newline at end of file
session_get_instance()->write_close(); // unlock session during fileserving
send_stored_file($file, 60*60, 0, true);
}
+
+ /**
+ * 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)) {
+ error("there are no submissions to download");
+ }
+ $filesforzipping = array();
+ $tempdir = assignment_create_temp_dir($CFG->dataroot."/temp/", "assignment".$this->assignment->id); //location for temp files.
+ //online assignment can use html
+ $filextn=".html";
+
+ $groupmode = groupmode($this->course,$this->cm);
+ $groupid = 0; // All users
+ $groupname = '';
+ if($groupmode) {
+ $group = get_current_group($this->course->id, true);
+ $groupid = $group->id;
+ $groupname = $group->name.'-';
+ }
+ $filename = str_replace(' ', '_', clean_filename($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>". $submission->data1. "</body></html>"; //fetched from database
+ //get file name.html
+ $fileforzipname = $a_user->username . "_" . clean_filename($this->assignment->name) . $filextn;
+ $fd = fopen($tempdir . $fileforzipname,'wb'); //create if not exist, write binary
+ fwrite( $fd, $submissioncontent);
+ fclose( $fd );
+ $filesforzipping[$fileforzipname] = $tempdir.$fileforzipname;
+ }
+ } //end of foreach
+ if ($zipfile = assignment_pack_files($filesforzipping)) {
+ remove_dir($tempdir); //remove old tempdir with individual files.
+ send_temp_file($zipfile, $filename); //send file and delete after sending.
+ }
+ }
}
class mod_assignment_online_edit_form extends moodleform {
$node->add(get_string('notes', 'assignment'), $link);
}
}
+
+ /**
+ * 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)) {
+ error("there are no submissions to download");
+ }
+ $filesforzipping = array();
+ $filenewname = clean_filename($this->assignment->name); //create prefix of individual files
+ $tempdir = assignment_create_temp_dir($CFG->dataroot."/temp/", "assignment".$this->assignment->id); //location for temp files.
+ $fs = get_file_storage();
+
+ $groupmode = groupmode($this->course,$this->cm);
+ $groupid = 0; // All users
+ $groupname = '';
+ if($groupmode) {
+ $group = get_current_group($this->course->id, true);
+ $groupid = $group->id;
+ $groupname = $group->name.'-';
+ }
+ $filename = str_replace(' ', '_', clean_filename($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
+
+ $files = $fs->get_area_files($this->context->id, 'assignment_submission', $a_userid, "timemodified", false);
+ foreach ($files as $file) {
+ //get files new name.
+ $fileforzipname = $a_user->username . "_" . $filenewname . "_" . $file->get_filename();
+ //get files old name
+ if (!$file->copy_content_to($tempdir . $fileforzipname)) {
+ error ("failed to copy file<br>" .$tempdir. $fileforzipname);
+ }
+ //save file name to array for zipping.
+ $filesforzipping[$fileforzipname] = $tempdir.$fileforzipname;
+ }
+ }
+ } // end of foreach loop
+ if ($zipfile = assignment_pack_files($filesforzipping)) {
+ remove_dir($tempdir); //remove old tempdir with individual files.
+ send_temp_file($zipfile, $filename); //send file and delete after sending.
+ }
+ }
}
class mod_assignment_upload_notes_form extends moodleform {
}
}
}
+
+ /**
+ * creates a zip of all assignment submissions and sends a zip to the browser
+ */
+ function download_submissions() {
+ global $CFG,$DB;
+ require_once($CFG->libdir.'/filelib.php');
+
+ $submissions = $this->get_submissions('','');
+ if (empty($submissions)) {
+ error("there are no submissions to download");
+ }
+ $filesforzipping = array();
+ $filenewname = clean_filename($this->assignment->name); //create prefix of individual files
+ $tempdir = assignment_create_temp_dir($CFG->dataroot."/temp/", "assignment".$this->assignment->id); //location for temp files.
+ $fs = get_file_storage();
+
+ $groupmode = groupmode($this->course,$this->cm);
+ $groupid = 0; // All users
+ $groupname = '';
+ if($groupmode) {
+ $group = get_current_group($this->course->id, true);
+ $groupid = $group->id;
+ $groupname = $group->name.'-';
+ }
+ $filename = str_replace(' ', '_', clean_filename($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
+
+ $files = $fs->get_area_files($this->context->id, 'assignment_submission', $a_userid, "timemodified", false);
+ foreach ($files as $file) {
+ //get files new name.
+ $fileforzipname = $a_user->username . "_" . $filenewname . "_" . $file->get_filename();
+ //get files old name
+ if (!$file->copy_content_to($tempdir . $fileforzipname)) {
+ error ("failed to copy file<br>" .$tempdir. $fileforzipname);
+ }
+ //save file name to array for zipping.
+ $filesforzipping[$fileforzipname] = $tempdir.$fileforzipname;
+ }
+ }
+ } // End of foreach
+ if ($zipfile = assignment_pack_files($filesforzipping)) {
+ remove_dir($tempdir); //remove old tempdir with individual files.
+ send_temp_file($zipfile, $filename); //send file and delete after sending.
+ }
+ }
}
