moodle/mod/workshop/submissions.php

482 lines
19 KiB
PHP

<?php // $Id: lib.php,v 1.1 22 Aug 2003
/*************************************************
ACTIONS handled are:
adminamendtitle
confirmdelete
delete
adminlist
editsubmission
listallsubmissions
listforassessmentstudent
listforassessmentteacher
showsubmission
updatesubmission
************************************************/
require("../../config.php");
require("lib.php");
require("locallib.php");
require_variable($id); // Course Module ID
$timenow = time();
// get some useful stuff...
if (! $cm = get_record("course_modules", "id", $id)) {
error("Course Module ID was incorrect");
}
if (! $course = get_record("course", "id", $cm->course)) {
error("Course is misconfigured");
}
if (! $workshop = get_record("workshop", "id", $cm->instance)) {
error("Course module is incorrect");
}
require_login($course->id);
if (!$cm->visible and !isteacher($course->id)) {
print_header();
notice(get_string('activityiscurrentlyhidden'), $CFG->wwwroot.'/course/view.php?id='.$course->id);
}
$strworkshops = get_string("modulenameplural", "workshop");
$strworkshop = get_string("modulename", "workshop");
$strsubmissions = get_string("submissions", "workshop");
// ... print the header and...
print_header_simple("$workshop->name", "",
"<a href=\"index.php?id=$course->id\">$strworkshops</a> ->
<a href=\"view.php?id=$cm->id\">$workshop->name</a> -> $strsubmissions",
"", "", true);
//...get the action or set up an suitable default
optional_variable($action);
if (empty($action)) {
$action = "listallsubmissions";
}
/******************* admin amend title ************************************/
elseif ($action == 'adminamendtitle' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['sid'])) {
error("Admin Amend Title: submission id missing");
}
$submission = get_record("workshop_submissions", "id", $_GET['sid']);
print_heading(get_string("amendtitle", "workshop"));
?>
<form name="amendtitleform" action="submissions.php" method="post">
<input type="hidden" name="action" value="adminupdatetitle" />
<input type="hidden" name="id" value="<?php echo $cm->id ?>" />
<input type="hidden" name="sid" value="<?php echo $_REQUEST['sid'] ?>" />
<center>
<table cellpadding="5" border="1">
<?php
// now get the comment
echo "<tr valign=\"top\">\n";
echo " <td align=\"right\"><p><b>". get_string("title", "workshop").":</b></p></td>\n";
echo " <td>\n";
echo " <input type=\"text\" name=\"title\" size=\"60\" maxlength=\"100\" value=\"$submission->title\" />\n";
echo " </td></tr></table>\n";
echo "<input type=\"submit\" value=\"".get_string("amendtitle", "workshop")."\" />\n";
echo "</center></form>\n";
print_heading("<a target=\"{$CFG->framename}\" href=\"view.php?id=$cm->id#sid=$submission->id\">".get_string("cancel")."</a>");
}
/******************* admin clear late (flag) ************************************/
elseif ($action == 'adminclearlate' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['sid'])) {
error("Admin clear late flag: submission id missing");
}
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("Admin clear late flag: can not get submission record");
}
if (set_field("workshop_submissions", "late", 0, "id", $_GET['sid'])) {
print_heading(get_string("clearlateflag", "workshop")." ".get_string("ok"));
}
add_to_log($course->id, "workshop", "late flag cleared", "view.php?id=$cm->id", "submission $submission->id");
redirect("view.php?id=$cm->id");
}
/******************* confirm delete ************************************/
elseif ($action == 'confirmdelete' ) {
if (empty($_GET['sid'])) {
error("Confirm delete: submission id missing");
}
$sid = $_GET['sid'];
notice_yesno(get_string("confirmdeletionofthisitem","workshop", get_string("submission", "workshop")),
"submissions.php?action=delete&amp;id=$cm->id&amp;sid=$sid", "view.php?id=$cm->id#sid=$sid");
}
/******************* delete ************************************/
elseif ($action == 'delete' ) {
if (empty($_GET['sid'])) {
error("Delete: submission id missing");
}
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("Admin delete: can not get submission record");
}
// students are only allowed to delete their own submission and only up to the deadline
if (!(isteacher($course->id) or
(($USER->id = $submission->userid) and ($timenow < $workshop->submissionend)
and (($timenow < $workshop->assessmentstart) or ($timenow < $submission->timecreated + $CFG->maxeditingtime))))) {
error("You are not authorized to delete this submission");
}
print_string("deleting", "workshop");
// first get any assessments...
if ($assessments = workshop_get_assessments($submission, 'ALL')) {
foreach($assessments as $assessment) {
// ...and all the associated records...
delete_records("workshop_comments", "assessmentid", $assessment->id);
delete_records("workshop_grades", "assessmentid", $assessment->id);
echo ".";
}
// ...now delete the assessments...
delete_records("workshop_assessments", "submissionid", $submission->id);
}
// ...and the submission record...
delete_records("workshop_submissions", "id", $submission->id);
// ..and finally the submitted file
workshop_delete_submitted_files($workshop, $submission);
redirect("view.php?id=$cm->id");
}
/******************* admin (confirm) late flag ************************************/
elseif ($action == 'adminlateflag' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['sid'])) {
error("Admin confirm late flag: submission id missing");
}
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("Admin confirm late flag: can not get submission record");
}
notice_yesno(get_string("clearlateflag","workshop")."?",
"submissions.php?action=adminclearlate&amp;id=$cm->id&amp;sid=$_GET[sid]",
"view.php?id=$cm->id");
}
/******************* list all submissions ************************************/
elseif ($action == 'adminlist' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['order'])) {
$order = "name";
}
else {
$order = $_GET['order'];
}
workshop_list_submissions_for_admin($workshop, $order);
print_continue("view.php?id=$cm->id");
}
/******************* admin update title ************************************/
elseif ($action == 'adminupdatetitle' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_POST['sid'])) {
error("Admin Update Title: submission id missing");
}
if (set_field("workshop_submissions", "title", $_POST['title'], "id", $_POST['sid'])) {
print_heading(get_string("amendtitle", "workshop")." ".get_string("ok"));
}
print_continue("view.php?id=$cm->id");
}
/******************* confirm remove attachments ************************************/
elseif ($action == 'confirmremoveattachments' ) {
if (empty($_GET['sid'])) {
error("Admin confirm delete: submission id missing");
}
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("Admin delete: can not get submission record");
}
notice_yesno(get_string("confirmremoveattachments","workshop"),
"submissions.php?action=removeattachments&amp;id=$cm->id&amp;sid=$_GET[sid]",
"view.php?id=$cm->id");
}
/******************* edit submission ************************************/
elseif ($action == 'editsubmission' ) {
if (empty($_GET['sid'])) {
error("Edit submission: submission id missing");
}
$usehtmleditor = can_use_html_editor();
$submission = get_record("workshop_submissions", "id", $_GET['sid']);
print_heading(get_string("editsubmission", "workshop"));
if ($submission->userid <> $USER->id) {
error("Edit submission: Userids do not match");
}
if (($submission->timecreated < ($timenow - $CFG->maxeditingtime)) and ($workshop->assessmentstart < $timenow)) {
error(get_string('notallowed', 'workshop'));
}
?>
<form name="editform" enctype="multipart/form-data" action="submissions.php" method="post">
<input type="hidden" name="action" value="updatesubmission" />
<input type="hidden" name="id" value="<?php echo $cm->id ?>" />
<input type="hidden" name="sid" value="<?php echo $_GET['sid'] ?>" />
<center>
<table cellpadding="5" border="1">
<?php
echo "<tr valign=\"top\"><td><b>". get_string("title", "workshop").":</b>\n";
echo "<input type=\"text\" name=\"title\" size=\"60\" maxlength=\"100\" value=\"$submission->title\" />\n";
echo "</td></tr><tr><td><b>".get_string("submission", "workshop").":</b><br />\n";
print_textarea($usehtmleditor, 25,70, 630, 400, "description", $submission->description);
use_html_editor("description");
echo "</td></tr>\n";
if ($workshop->nattachments) {
$filearea = workshop_file_area_name($workshop, $submission);
if ($basedir = workshop_file_area($workshop, $submission)) {
if ($files = get_directory_list($basedir)) {
echo "<tr><td><b>".get_string("attachments", "workshop").
"</b><div align=\"right\"><input type=\"button\" value=\"".get_string("removeallattachments",
"workshop")."\" onclick=\"document.editform.action.value='removeattachments';
document.editform.submit();\"/></div></td></tr>\n";
$n = 1;
foreach ($files as $file) {
$icon = mimeinfo("icon", $file);
if ($CFG->slasharguments) {
$ffurl = "file.php/$filearea/$file";
} else {
$ffurl = "file.php?file=/$filearea/$file";
}
echo "<tr><td>".get_string("attachment", "workshop")." $n: <img src=\"$CFG->pixpath/f/$icon\"
height=\"16\" width=\"16\" border=\"0\" alt=\"File\" />".
"&nbsp;<a target=\"uploadedfile\" href=\"$CFG->wwwroot/$ffurl\">$file</a></td></tr>\n";
}
} else {
echo "<tr><td><b>".get_string("noattachments", "workshop")."</b></td></tr>\n";
}
}
echo "<tr><td>\n";
require_once($CFG->dirroot.'/lib/uploadlib.php');
for ($i=0; $i < $workshop->nattachments; $i++) {
$iplus1 = $i + 1;
$tag[$i] = get_string("newattachment", "workshop")." $iplus1:";
}
upload_print_form_fragment($workshop->nattachments,null,$tag,false,null,$course->maxbytes,
$workshop->maxbytes,false);
echo "</td></tr>\n";
}
echo "</table>\n";
echo "<input type=\"submit\" value=\"".get_string("savemysubmission", "workshop")."\" />\n";
echo "</center></form>\n";
}
/******************* list all submissions ************************************/
elseif ($action == 'listallsubmissions' ) {
if (!$users = get_course_students($course->id)) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
print_heading(get_string("listofallsubmissions", "workshop").":", "CENTER");
workshop_list_all_submissions($workshop, $USER);
print_continue("view.php?id=$cm->id");
}
/******************* list for assessment student (submissions) ************************************/
elseif ($action == 'listforassessmentstudent' ) {
if (!$users = get_course_students($course->id)) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
workshop_list_unassessed_student_submissions($workshop, $USER);
print_continue("view.php?id=$cm->id");
}
/******************* list for assessment teacher (submissions) ************************************/
elseif ($action == 'listforassessmentteacher' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
workshop_list_unassessed_teacher_submissions($workshop, $USER);
print_continue("view.php?id=$cm->id");
}
/******************* remove (all) attachments ************************************/
elseif ($action == 'removeattachments' ) {
$form = data_submitted();
if (empty($form->sid)) {
error("Update submission: submission id missing");
}
$submission = get_record("workshop_submissions", "id", $form->sid);
// students are only allowed to remove their own attachments and only up to the deadline
if (!(isteacher($course->id) or
(($USER->id = $submission->userid) and ($timenow < $workshop->submissionend)
and (($timenow < $workshop->assessmentstart) or ($timenow < $submission->timecreated + $CFG->maxeditingtime))))) {
error("You are not authorized to delete these attachments");
}
// amend title... just in case they were modified
// check existence of title
if (empty($form->title)) {
notify(get_string("notitlegiven", "workshop"));
} else {
set_field("workshop_submissions", "title", $form->title, "id", $submission->id);
set_field("workshop_submissions", "description", trim($form->description), "id", $submission->id);
}
print_string("removeallattachments", "workshop");
workshop_delete_submitted_files($workshop, $submission);
add_to_log($course->id, "workshop", "removeattachments", "view.php?id=$cm->id", "submission $submission->id");
print_continue("view.php?id=$cm->id#sid=$submission->id");
}
/******************* show submission ************************************/
elseif ($action == 'showsubmission' ) {
if (empty($_GET['sid'])) {
error("Show submission: submission id missing");
}
$submission = get_record("workshop_submissions", "id", $_GET['sid']);
$title = '"'.$submission->title.'" ';
if (isteacher($course->id)) {
$title .= get_string('by', 'workshop').' '.workshop_fullname($submission->userid, $course->id);
}
print_heading($title);
echo '<center>'.get_string('submitted', 'workshop').': '.userdate($submission->timecreated).'</center><br />';
workshop_print_submission($workshop, $submission);
print_continue($_SERVER['HTTP_REFERER'].'#sid='.$submission->id);
}
/*************** update (league table options teacher) ***************************/
elseif ($action == 'updateleaguetable') {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
$form = (object)$_POST;
// save number of entries in showleaguetable option
if ($form->nentries == 'All') {
$form->nentries = 99;
}
set_field("workshop", "showleaguetable", $form->nentries, "id", "$workshop->id");
// save the anonymous option
set_field("workshop", "anonymous", $form->anonymous, "id", "$workshop->id");
add_to_log($course->id, "workshop", "league table", "view.php?id=$cm->id", $form->nentries, $cm->id);
redirect("view.php?id=$cm->id");
}
/*************** update submission ***************************/
elseif ($action == 'updatesubmission') {
$form = data_submitted();
if (empty($form->sid)) {
error("Update submission: submission id missing");
}
$submission = get_record("workshop_submissions", "id", $form->sid);
// students are only allowed to update their own submission and only up to the deadline
if (!(isteacher($course->id) or
(($USER->id = $submission->userid) and ($timenow < $workshop->submissionend)
and (($timenow < $workshop->assessmentstart) or ($timenow < $submission->timecreated + $CFG->maxeditingtime))))) {
error("You are not authorized to update your submission");
}
// check existence of title
if (empty($form->title)) {
$title = get_string("notitle", "workshop");
}
set_field("workshop_submissions", "title", $form->title, "id", $submission->id);
set_field("workshop_submissions", "description", trim($form->description), "id", $submission->id);
set_field("workshop_submissions", "timecreated", $timenow, "id", $submission->id);
if ($workshop->nattachments) {
require_once($CFG->dirroot.'/lib/uploadlib.php');
$um = new upload_manager(null,false,false,$course,false,$workshop->maxbytes);
if ($um->preprocess_files()) {
$dir = workshop_file_area_name($workshop, $submission);
if ($um->save_files($dir)) {
add_to_log($course->id, "workshop", "newattachment", "view.php?id=$cm->id", "$workshop->id");
print_heading(get_string("uploadsuccess", "workshop"));
}
// upload manager will print errors.
}
print_continue("view.php?id=$cm->id");
} else {
redirect("view.php?id=$cm->id#sid=$submission->id");
}
}
/*************** no man's land **************************************/
else {
error("Fatal Error: Unknown Action: ".$action."\n");
}
print_footer($course);
?>