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locallib.php 13.12 KiB
<?php
defined('MOODLE_INTERNAL') || die();
// import various files logic is organized in
require_once($CFG->dirroot . '/mod/assign/submission/dta/models/DtaResult.php');
require_once($CFG->dirroot . '/mod/assign/submission/dta/utils/database.php');
require_once($CFG->dirroot . '/mod/assign/submission/dta/utils/backend.php');
require_once($CFG->dirroot . '/mod/assign/submission/dta/utils/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";
    // ========== abstract methods to be implemented ========== //
    /**
     * get plugin name
     * @return string
    public function get_name(): string {
        return get_string("pluginname", self::COMPONENT_NAME);
    // ========== end of section ========== //
    // ========== parent methods overloaded ========== //
        // ===== assignment settings ===== //
    /**
     * 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
            "filemanager",
            // unique element name in form
            self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST,
            // label shown to user left of filemanager
            get_string("submission_settings_label", self::COMPONENT_NAME),
            // attributes
            null,
            // options array
            $this->get_file_options(true)
        // add help button to added filemanager
        $mform->addHelpButton(
            // form-unique element id to add button to
            self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST,
            // key to search for
            "submission_settings_label",
// language file to use self::COMPONENT_NAME ); // only show filemanager, if our 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 { $draftitemid = file_get_submitted_draft_itemid(self::ASSIGNSUBMISSION_DTA_DRAFT_FILEAREA_TEST); // prepare draft area with created draft filearea file_prepare_draft_area( // draft filemanager form-unique id $draftitemid, // id of current assignment $this->assignment->get_context()->id, // component name self::COMPONENT_NAME, // proper filearea self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST, // entry id 0, // options array? array('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 proper one file_save_draft_area_files( // form-unique element id of draft filemanager from the edit $data->$draftFileManagerId, // id of the assignment we edit right now $this->assignment->get_context()->id, // component name self::COMPONENT_NAME, // proper file area self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST, // entry id 0 );
// get files from proper filearea $fs = get_file_storage(); $files = $fs->get_area_files( // id of current assignment $this->assignment->get_context()->id, // component name self::COMPONENT_NAME, // proper filearea self::ASSIGNSUBMISSION_DTA_FILEAREA_TEST, // entry id 0, // ? 'id', // ? false ); // check if a file is uploaded if (empty($files)) { \core\notification::error(get_string("no_testfile_warning", self::COMPONENT_NAME)); return true; } // get file $file = reset($files); // send file to backend return DtaBackendUtils::sendTestConfigToBackend($this->assignment, $file); } // ===== student submission ===== // /** * Add elements to submission form * * @param mixed $submission stdClass|null * @param MoodleQuickForm $mform * @param stdClass $data * @param int $userid * @return bool */ public function get_form_elements_for_user($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 'filemanager', // form-unique identifier 'tasks_filemanager', // label to show next to filemanager get_string("submission_label", self::COMPONENT_NAME), // attributes null, // options $this->get_file_options(false) ); // add help button $mform->addHelpButton(
// what form item to add a helpbutton "tasks_filemanager", // what key to use "submission_label", // in which language file to look in self::COMPONENT_NAME ); return true; } /** * @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; } /** * Count the number of files in a filearea * * @param int $submissionId submission id to check * @param string $areaId filearea id to count * @return int */ private function count_files($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, // component name self::COMPONENT_NAME, // proper filearea self::ASSIGNSUBMISSION_DTA_FILEAREA_SUBMISSION,
// entry id $submission->id, // ? 'id', // ? false ); // check if a file is uploaded if (empty($files)) { \core\notification::error(get_string("no_submissionfile_warning", self::COMPONENT_NAME)); return true; } // Get the file and post it to our backend. $file = reset($files); $response = DtaBackendUtils::sendSubmissionToBackend($this->assignment, $file); // if we got a null response, return with error if (is_null($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; } // ===== view submission results ===== // /** * 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 ViewSubmissionUtils::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 ViewSubmissionUtils::generateDetailHtml( $this->assignment->get_instance()->id, $submission->id ); } // ========== end of section ========== // /** * 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 { $fileoptions = array('subdirs' => 0, "maxfiles" => 1, 'accepted_types' => ($settings ? array(".txt") : array(".txt",".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 array( 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 = array(); $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; } }