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Kurzenberger authored9aca9930
<?php// This file is part of Moodle - http://moodle.org///// Moodle is free software: you can redistribute it and/or modify// it under the terms of the GNU General Public License as published by// the Free Software Foundation, either version 3 of the License, or// (at your option) any later version.//// Moodle is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the// GNU General Public License for more details.//// You should have received a copy of the GNU General Public License// along with Moodle. If not, see <http://www.gnu.org/licenses/>.defined('MOODLE_INTERNAL') || die();// Import various entity and application logic files.require_once($CFG->dirroot . '/mod/assign/submission/dta/models/DtaResult.php');require_once($CFG->dirroot . '/mod/assign/submission/dta/classes/database.php');require_once($CFG->dirroot . '/mod/assign/submission/dta/classes/backend.php');require_once($CFG->dirroot . '/mod/assign/submission/dta/classes/view.php');/** * library class for DTA submission plugin extending assign submission plugin base class * * @package assignsubmission_dta * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */class assign_submission_dta extends assign_submission_plugin { /** * Broadly used in logic, parametrized for easier change. */ const COMPONENT_NAME = "assignsubmission_dta"; /** * Draft file area for dta tests to be uploaded by the teacher. */ const ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST = "tests_draft_dta"; /** * File area for dta tests to be uploaded by the teacher. */ const ASSIGNSUBMISSION_DTA_FILEAREA_TEST = "tests_dta"; /** * File area for dta submission assignment. */ const ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION = "submissions_dta"; /** * get plugin name * @return string */ public function get_name(): string { return get_string("pluginname", self::COMPONENT_NAME); } /** * Get default settings for assignment submission settings * * @param MoodleQuickForm $mform form to add elements to * @return void */ public function get_settings(MoodleQuickForm $mform): void { // Add draft filemanager to form. $mform->addElement( "filemanager", self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST, get_string("submission_settings_label", self::COMPONENT_NAME), null,
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$this->get_file_options(true)
);
// Add help button to added filemanager.
$mform->addHelpButton(
// Form-unique element id to which to add button.
self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST,
// Key.
"submission_settings_label",
// Language file to use.
self::COMPONENT_NAME
);
// Only show filemanager if plugin is enabled.
$mform->hideIf(
// Form-unique element id to hide.
self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST,
// Condition to check.
self::COMPONENT_NAME . '_enabled',
// State to match for hiding.
'notchecked'
);
}
/**
* Allows the plugin to update the defaultvalues passed in to
* the settings form (needed to set up draft areas for editor
* and filemanager elements)
* @param array $defaultvalues
*/
public function data_preprocessing(&$defaultvalues): void {
// Get id of draft area for file manager creation.
$draftitemid = file_get_submitted_draft_itemid(self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST);
// Prepare draft area with created draft filearea.
file_prepare_draft_area(
$draftitemid,
$this->assignment->get_context()->id,
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST,
0,
['subdirs' => 0]
);
$defaultvalues[self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST] = $draftitemid;
}
/**
* Save settings of assignment submission settings
*
* @param stdClass $data
* @return bool
*/
public function save_settings(stdClass $data): bool {
// If the assignment has no filemanager for our plugin just leave.
$draftfilemanagerid = self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST;
if (!isset($data->$draftfilemanagerid)) {
return true;
}
// Store files from draft filearea to final one.
file_save_draft_area_files(
// Form-unique element id of draft filemanager from the edit.
$data->$draftfilemanagerid,
// Id of the assignment in edit.
$this->assignment->get_context()->id,
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST,
0
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);
// Get files from proper filearea.
$fs = get_file_storage();
$files = $fs->get_area_files(
// Id of the current assignment.
$this->assignment->get_context()->id,
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST,
0,
'id',
false
);
// Check if a file was uploaded.
if (empty($files)) {
\core\notification::error(get_string("no_testfile_warning", self::COMPONENT_NAME));
return true;
}
// Get the file.
$file = reset($files);
// Send file to backend.
return DtaBackendUtils::sendtestconfigtobackend($this->assignment, $file);
}
/**
* Add elements to submission form
*
* @param mixed $submissionorgrade stdClass|null submission or grade to show in the form
* @param MoodleQuickForm $mform form for adding elements
* @param stdClass $data data for filling the elements
* @param int $userid current user
* @return bool form elements added
*/
public function get_form_elements_for_user($submissionorgrade, MoodleQuickForm $mform, stdClass $data, $userid): bool {
// Prepare submission filearea.
$data = file_prepare_standard_filemanager(
$data,
'tasks',
$this->get_file_options(false),
$this->assignment->get_context(),
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION,
$submissionorgrade ? $submissionorgrade->id : 0
);
// Add filemanager to form.
$mform->addElement(
'filemanager',
// Form-unique identifier.
'tasks_filemanager',
// Label to show next to the filemanager.
get_string("submission_label", self::COMPONENT_NAME),
// Attributes.
null,
// Options.
$this->get_file_options(false)
);
// Add help button.
$mform->addHelpButton(
// Related form item.
"tasks_filemanager",
// Key.
"submission_label",
// Language file.
self::COMPONENT_NAME
);
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return true;
}
/**
* Determines if a submission file area contains any files.
* @param stdClass $submission submission to check
* @return bool true if file count is zero
*/
public function is_empty(stdClass $submission): bool {
return $this->count_files($submission->id, self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION) == 0;
}
/**
* Counts the number of files in a filearea
*
* @param int $submissionid submission id to check
* @param string $areaid filearea id to count
* @return int number of files submitted in the filearea
*/
private function count_files(int $submissionid, $areaid) {
$fs = get_file_storage();
$files = $fs->get_area_files($this->assignment->get_context()->id,
self::COMPONENT_NAME,
$areaid,
$submissionid,
'id',
false);
return count($files);
}
/**
* Save data to the database
*
* @param stdClass $submission
* @param stdClass $data
* @return bool
*/
public function save(stdClass $submission, stdClass $data) {
$data = file_postupdate_standard_filemanager(
$data,
'tasks',
$this->get_file_options(false),
$this->assignment->get_context(),
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION,
$submission->id
);
// If submission is empty leave directly.
if ($this->is_empty($submission)) {
return true;
}
// Get submitted files.
$fs = get_file_storage();
$files = $fs->get_area_files(
// Id of current assignment.
$this->assignment->get_context()->id,
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION,
$submission->id,
'id',
false
);
// Check if a file is uploaded.
if (empty($files)) {
\core\notification::error(get_string("no_submissionfile_warning", self::COMPONENT_NAME));
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return true;
}
// Get the file.
$file = reset($files);
// Send file to backend.
$response = DtaBackendUtils::send_submission_to_backend($this->assignment, $submission->id, $file);
// With a null response, return an error.
if (is_null($response)) {
return false;
}
// Convert received json to valid class instances.
$resultsummary = DtaResultSummary::decodejson($response);
// Persist new results to database.
DbUtils::storeresultsummarytodatabase($this->assignment->get_instance()->id, $submission->id, $resultsummary);
return true;
}
/**
* Display a short summary of the test results of the submission
* This is diplayed as default view, with the option to expand
* to the full detailed results.
*
* @param stdClass $submission to show
* @param bool $showviewlink configuration variable to show expand option
* @return string summary results html
*/
public function view_summary(stdClass $submission, & $showviewlink) {
$showviewlink = true;
return view_submission_utils::generatesummaryhtml(
$this->assignment->get_instance()->id,
$submission->id
);
}
/**
* Display detailed results
*
* @param stdClass $submission the submission the results are shown for.
* @return string detailed results html
*/
public function view(stdClass $submission) {
return view_submission_utils::generatedetailhtml(
$this->assignment->get_instance()->id,
$submission->id
);
}
/**
* generate array of allowed filetypes to upload.
*
* @param bool $settings switch to define if list for assignment settings
* or active submission should be returned
*
* @return array
*/
private function get_file_options(bool $settings): array {
$fileoptions = [
'subdirs' => 0,
"maxfiles" => 1,
'accepted_types' => ($settings
? [".txt"]
: [
".txt",
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".zip",
]),
'return_types' => FILE_INTERNAL,
];
return $fileoptions;
}
/**
* Get file areas returns a list of areas this plugin stores files
* @return array - An array of fileareas (keys) and descriptions (values)
*/
public function get_file_areas() {
return [
self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION => get_string("dta_submissions_fa", self::COMPONENT_NAME),
self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST => get_string("dta_tests_fa", self::COMPONENT_NAME),
];
}
/**
* Produce a list of files suitable for export that represent this feedback or submission
*
* @param stdClass $submission The submission
* @param stdClass $user The user record - unused
* @return array - return an array of files indexed by filename
*/
public function get_files(stdClass $submission, stdClass $user) {
$result = [];
$fs = get_file_storage();
$files = $fs->get_area_files($this->assignment->get_context()->id,
self::COMPONENT_NAME,
self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION,
$submission->id,
'timemodified',
false);
foreach ($files as $file) {
// Do we return the full folder path or just the file name?
if (isset($submission->exportfullpath) && $submission->exportfullpath == false) {
$result[$file->get_filename()] = $file;
} else {
$result[$file->get_filepath().$file->get_filename()] = $file;
}
}
return $result;
}
/**
* The plugin is beeing uninstalled - cleanup
*
* @return bool
*/
public function delete_instance() {
DbUtils::uninstallplugincleanup();
return true;
}
}