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404 lines
18 KiB
PHP
404 lines
18 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* View a single (usually the own) submission, submit own work.
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*
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* @package mod
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* @subpackage workshop
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* @copyright 2009 David Mudrak <david.mudrak@gmail.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once(dirname(dirname(dirname(__FILE__))).'/config.php');
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require_once(dirname(__FILE__).'/locallib.php');
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$cmid = required_param('cmid', PARAM_INT); // course module id
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$id = optional_param('id', 0, PARAM_INT); // submission id
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$edit = optional_param('edit', false, PARAM_BOOL); // open for editing?
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$assess = optional_param('assess', false, PARAM_BOOL); // instant assessment required
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$cm = get_coursemodule_from_id('workshop', $cmid, 0, false, MUST_EXIST);
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$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
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require_login($course, false, $cm);
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if (isguestuser()) {
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print_error('guestsarenotallowed');
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}
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$workshop = $DB->get_record('workshop', array('id' => $cm->instance), '*', MUST_EXIST);
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$workshop = new workshop($workshop, $cm, $course);
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$PAGE->set_url($workshop->submission_url(), array('cmid' => $cmid, 'id' => $id));
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if ($edit) {
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$PAGE->url->param('edit', $edit);
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}
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if ($id) { // submission is specified
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$submission = $workshop->get_submission_by_id($id);
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$workshop->log('view submission', $workshop->submission_url($submission->id), $submission->id);
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} else { // no submission specified
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if (!$submission = $workshop->get_submission_by_author($USER->id)) {
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$submission = new stdclass();
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$submission->id = null;
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$submission->authorid = $USER->id;
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$submission->example = 0;
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$submission->grade = null;
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$submission->gradeover = null;
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$submission->published = null;
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$submission->feedbackauthor = null;
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$submission->feedbackauthorformat = editors_get_preferred_format();
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}
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}
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$ownsubmission = $submission->authorid == $USER->id;
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$canviewall = has_capability('mod/workshop:viewallsubmissions', $workshop->context);
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$cansubmit = has_capability('mod/workshop:submit', $workshop->context);
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$canallocate = has_capability('mod/workshop:allocate', $workshop->context);
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$canpublish = has_capability('mod/workshop:publishsubmissions', $workshop->context);
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$canoverride = (($workshop->phase == workshop::PHASE_EVALUATION) and has_capability('mod/workshop:overridegrades', $workshop->context));
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$userassessment = $workshop->get_assessment_of_submission_by_user($submission->id, $USER->id);
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$isreviewer = !empty($userassessment);
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$editable = ($cansubmit and $ownsubmission);
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$ispublished = ($workshop->phase == workshop::PHASE_CLOSED
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and $submission->published == 1
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and has_capability('mod/workshop:viewpublishedsubmissions', $workshop->context));
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if (empty($submission->id) and !$workshop->creating_submission_allowed($USER->id)) {
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$editable = false;
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}
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if ($submission->id and !$workshop->modifying_submission_allowed($USER->id)) {
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$editable = false;
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}
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if ($canviewall) {
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// check this flag against the group membership yet
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if (groups_get_activity_groupmode($workshop->cm) == SEPARATEGROUPS) {
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// user must have accessallgroups or share at least one group with the submission author
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if (!has_capability('moodle/site:accessallgroups', $workshop->context)) {
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$usersgroups = groups_get_activity_allowed_groups($workshop->cm);
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$authorsgroups = groups_get_all_groups($workshop->course->id, $submission->authorid, $workshop->cm->groupingid, 'g.id');
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$sharedgroups = array_intersect_key($usersgroups, $authorsgroups);
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if (empty($sharedgroups)) {
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$canviewall = false;
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}
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}
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}
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}
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if ($editable and $workshop->useexamples and $workshop->examplesmode == workshop::EXAMPLES_BEFORE_SUBMISSION
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and !has_capability('mod/workshop:manageexamples', $workshop->context)) {
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// check that all required examples have been assessed by the user
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$examples = $workshop->get_examples_for_reviewer($USER->id);
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foreach ($examples as $exampleid => $example) {
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if (is_null($example->grade)) {
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$editable = false;
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break;
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}
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}
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}
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$edit = ($editable and $edit);
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$seenaspublished = false; // is the submission seen as a published submission?
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if ($submission->id and ($ownsubmission or $canviewall or $isreviewer)) {
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// ok you can go
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} elseif ($submission->id and $ispublished) {
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// ok you can go
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$seenaspublished = true;
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} elseif (is_null($submission->id) and $cansubmit) {
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// ok you can go
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} else {
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print_error('nopermissions', 'error', $workshop->view_url(), 'view or create submission');
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}
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if ($assess and $submission->id and !$isreviewer and $canallocate and $workshop->assessing_allowed($USER->id)) {
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require_sesskey();
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$assessmentid = $workshop->add_allocation($submission, $USER->id);
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redirect($workshop->assess_url($assessmentid));
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}
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if ($edit) {
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require_once(dirname(__FILE__).'/submission_form.php');
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$maxfiles = $workshop->nattachments;
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$maxbytes = $workshop->maxbytes;
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$contentopts = array(
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'trusttext' => true,
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'subdirs' => false,
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'maxfiles' => $maxfiles,
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'maxbytes' => $maxbytes,
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'context' => $workshop->context,
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'return_types' => FILE_INTERNAL | FILE_EXTERNAL
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);
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$attachmentopts = array('subdirs' => true, 'maxfiles' => $maxfiles, 'maxbytes' => $maxbytes, 'return_types' => FILE_INTERNAL);
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$submission = file_prepare_standard_editor($submission, 'content', $contentopts, $workshop->context,
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'mod_workshop', 'submission_content', $submission->id);
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$submission = file_prepare_standard_filemanager($submission, 'attachment', $attachmentopts, $workshop->context,
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'mod_workshop', 'submission_attachment', $submission->id);
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$mform = new workshop_submission_form($PAGE->url, array('current' => $submission, 'workshop' => $workshop,
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'contentopts' => $contentopts, 'attachmentopts' => $attachmentopts));
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if ($mform->is_cancelled()) {
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redirect($workshop->view_url());
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} elseif ($cansubmit and $formdata = $mform->get_data()) {
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if ($formdata->example == 0) {
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// this was used just for validation, it must be set to zero when dealing with normal submissions
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unset($formdata->example);
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} else {
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throw new coding_exception('Invalid submission form data value: example');
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}
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$timenow = time();
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if (is_null($submission->id)) {
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$formdata->workshopid = $workshop->id;
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$formdata->example = 0;
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$formdata->authorid = $USER->id;
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$formdata->timecreated = $timenow;
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$formdata->feedbackauthorformat = editors_get_preferred_format();
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}
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$formdata->timemodified = $timenow;
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$formdata->title = trim($formdata->title);
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$formdata->content = ''; // updated later
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$formdata->contentformat = FORMAT_HTML; // updated later
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$formdata->contenttrust = 0; // updated later
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$formdata->late = 0x0; // bit mask
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if (!empty($workshop->submissionend) and ($workshop->submissionend < time())) {
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$formdata->late = $formdata->late | 0x1;
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}
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if ($workshop->phase == workshop::PHASE_ASSESSMENT) {
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$formdata->late = $formdata->late | 0x2;
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}
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if (is_null($submission->id)) {
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$submission->id = $formdata->id = $DB->insert_record('workshop_submissions', $formdata);
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$workshop->log('add submission', $workshop->submission_url($submission->id), $submission->id);
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} else {
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$workshop->log('update submission', $workshop->submission_url($submission->id), $submission->id);
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if (empty($formdata->id) or empty($submission->id) or ($formdata->id != $submission->id)) {
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throw new moodle_exception('err_submissionid', 'workshop');
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}
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}
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// save and relink embedded images and save attachments
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$formdata = file_postupdate_standard_editor($formdata, 'content', $contentopts, $workshop->context,
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'mod_workshop', 'submission_content', $submission->id);
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$formdata = file_postupdate_standard_filemanager($formdata, 'attachment', $attachmentopts, $workshop->context,
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'mod_workshop', 'submission_attachment', $submission->id);
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if (empty($formdata->attachment)) {
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// explicit cast to zero integer
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$formdata->attachment = 0;
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}
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// store the updated values or re-save the new submission (re-saving needed because URLs are now rewritten)
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$DB->update_record('workshop_submissions', $formdata);
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// send submitted content for plagiarism detection
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$fs = get_file_storage();
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$files = $fs->get_area_files($workshop->context->id, 'mod_workshop', 'submission_attachment', $submission->id);
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$eventdata = new stdClass();
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$eventdata->modulename = 'workshop';
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$eventdata->cmid = $cm->id;
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$eventdata->itemid = $submission->id;
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$eventdata->courseid = $course->id;
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$eventdata->userid = $USER->id;
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$eventdata->content = $formdata->content;
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if ($files) {
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$eventdata->pathnamehashes = array_keys($files);
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}
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events_trigger('assessable_content_uploaded', $eventdata);
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redirect($workshop->submission_url($formdata->id));
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}
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}
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// load the form to override grade and/or publish the submission and process the submitted data eventually
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if (!$edit and ($canoverride or $canpublish)) {
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$options = array(
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'editable' => true,
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'editablepublished' => $canpublish,
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'overridablegrade' => $canoverride);
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$feedbackform = $workshop->get_feedbackauthor_form($PAGE->url, $submission, $options);
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if ($data = $feedbackform->get_data()) {
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$data = file_postupdate_standard_editor($data, 'feedbackauthor', array(), $workshop->context);
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$record = new stdclass();
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$record->id = $submission->id;
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if ($canoverride) {
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$record->gradeover = $workshop->raw_grade_value($data->gradeover, $workshop->grade);
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$record->gradeoverby = $USER->id;
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$record->feedbackauthor = $data->feedbackauthor;
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$record->feedbackauthorformat = $data->feedbackauthorformat;
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}
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if ($canpublish) {
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$record->published = !empty($data->published);
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}
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$DB->update_record('workshop_submissions', $record);
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redirect($workshop->view_url());
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}
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}
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$PAGE->set_title($workshop->name);
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$PAGE->set_heading($course->fullname);
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if ($edit) {
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$PAGE->navbar->add(get_string('mysubmission', 'workshop'), $workshop->submission_url(), navigation_node::TYPE_CUSTOM);
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$PAGE->navbar->add(get_string('editingsubmission', 'workshop'));
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} elseif ($ownsubmission) {
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$PAGE->navbar->add(get_string('mysubmission', 'workshop'));
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} else {
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$PAGE->navbar->add(get_string('submission', 'workshop'));
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}
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// Output starts here
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$output = $PAGE->get_renderer('mod_workshop');
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echo $output->header();
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echo $output->heading(format_string($workshop->name), 2);
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// show instructions for submitting as thay may contain some list of questions and we need to know them
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// while reading the submitted answer
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if (trim($workshop->instructauthors)) {
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$instructions = file_rewrite_pluginfile_urls($workshop->instructauthors, 'pluginfile.php', $PAGE->context->id,
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'mod_workshop', 'instructauthors', 0, workshop::instruction_editors_options($PAGE->context));
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print_collapsible_region_start('', 'workshop-viewlet-instructauthors', get_string('instructauthors', 'workshop'));
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echo $output->box(format_text($instructions, $workshop->instructauthorsformat, array('overflowdiv'=>true)), array('generalbox', 'instructions'));
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print_collapsible_region_end();
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}
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// if in edit mode, display the form to edit the submission
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if ($edit) {
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if (!empty($CFG->enableplagiarism)) {
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require_once($CFG->libdir.'/plagiarismlib.php');
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echo plagiarism_print_disclosure($cm->id);
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}
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$mform->display();
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echo $output->footer();
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die();
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}
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// else display the submission
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if ($submission->id) {
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if ($seenaspublished) {
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$showauthor = has_capability('mod/workshop:viewauthorpublished', $workshop->context);
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} else {
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$showauthor = has_capability('mod/workshop:viewauthornames', $workshop->context);
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}
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echo $output->render($workshop->prepare_submission($submission, $showauthor));
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} else {
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echo $output->box(get_string('noyoursubmission', 'workshop'));
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}
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if ($editable) {
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if ($submission->id) {
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$btnurl = new moodle_url($PAGE->url, array('edit' => 'on', 'id' => $submission->id));
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$btntxt = get_string('editsubmission', 'workshop');
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} else {
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$btnurl = new moodle_url($PAGE->url, array('edit' => 'on'));
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$btntxt = get_string('createsubmission', 'workshop');
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}
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echo $output->single_button($btnurl, $btntxt, 'get');
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}
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if ($submission->id and !$edit and !$isreviewer and $canallocate and $workshop->assessing_allowed($USER->id)) {
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$url = new moodle_url($PAGE->url, array('assess' => 1));
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echo $output->single_button($url, get_string('assess', 'workshop'), 'post');
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}
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if (($workshop->phase == workshop::PHASE_CLOSED) and ($ownsubmission or $canviewall)) {
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if (!empty($submission->gradeoverby) and strlen(trim($submission->feedbackauthor)) > 0) {
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echo $output->render(new workshop_feedback_author($submission));
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}
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}
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// and possibly display the submission's review(s)
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if ($isreviewer) {
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// user's own assessment
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$strategy = $workshop->grading_strategy_instance();
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$mform = $strategy->get_assessment_form($PAGE->url, 'assessment', $userassessment, false);
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$options = array(
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'showreviewer' => true,
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'showauthor' => $showauthor,
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'showform' => !is_null($userassessment->grade),
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'showweight' => true,
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);
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$assessment = $workshop->prepare_assessment($userassessment, $mform, $options);
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$assessment->title = get_string('assessmentbyyourself', 'workshop');
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if ($workshop->assessing_allowed($USER->id)) {
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if (is_null($userassessment->grade)) {
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$assessment->add_action($workshop->assess_url($assessment->id), get_string('assess', 'workshop'));
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} else {
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$assessment->add_action($workshop->assess_url($assessment->id), get_string('reassess', 'workshop'));
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}
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}
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if ($canoverride) {
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$assessment->add_action($workshop->assess_url($assessment->id), get_string('assessmentsettings', 'workshop'));
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}
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echo $output->render($assessment);
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if ($workshop->phase == workshop::PHASE_CLOSED) {
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if (strlen(trim($userassessment->feedbackreviewer)) > 0) {
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echo $output->render(new workshop_feedback_reviewer($userassessment));
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}
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}
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}
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if (has_capability('mod/workshop:viewallassessments', $workshop->context) or ($ownsubmission and $workshop->assessments_available())) {
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// other assessments
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$strategy = $workshop->grading_strategy_instance();
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$assessments = $workshop->get_assessments_of_submission($submission->id);
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$showreviewer = has_capability('mod/workshop:viewreviewernames', $workshop->context);
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foreach ($assessments as $assessment) {
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if ($assessment->reviewerid == $USER->id) {
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// own assessment has been displayed already
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continue;
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}
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if (is_null($assessment->grade) and !has_capability('mod/workshop:viewallassessments', $workshop->context)) {
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// students do not see peer-assessment that are not graded yet
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continue;
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}
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$mform = $strategy->get_assessment_form($PAGE->url, 'assessment', $assessment, false);
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$options = array(
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'showreviewer' => $showreviewer,
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'showauthor' => $showauthor,
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'showform' => !is_null($assessment->grade),
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'showweight' => true,
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);
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$displayassessment = $workshop->prepare_assessment($assessment, $mform, $options);
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if ($canoverride) {
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$displayassessment->add_action($workshop->assess_url($assessment->id), get_string('assessmentsettings', 'workshop'));
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}
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echo $output->render($displayassessment);
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if ($workshop->phase == workshop::PHASE_CLOSED and has_capability('mod/workshop:viewallassessments', $workshop->context)) {
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if (strlen(trim($assessment->feedbackreviewer)) > 0) {
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echo $output->render(new workshop_feedback_reviewer($assessment));
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}
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}
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}
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}
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if (!$edit and $canoverride) {
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// display a form to override the submission grade
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$feedbackform->display();
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}
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echo $output->footer();
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