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<?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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namespace mod_quiz\external;
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use core_external\external_api;
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use core_external\external_description;
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use core_external\external_function_parameters;
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use core_external\external_value;
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use Exception;
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use html_writer;
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use mod_quiz\output\edit_grading_page;
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use mod_quiz\quiz_attempt;
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use mod_quiz\quiz_settings;
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use moodle_exception;
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/**
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* Web service to get the data required o re-render the Quiz grading setup page.
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*
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* The use must have the 'mod/quiz:manage' capability.
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*
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* @package mod_quiz
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* @copyright 2023 The Open University
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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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class get_edit_grading_page_data extends external_api {
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/**
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* Declare the method parameters.
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*
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* @return external_function_parameters
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*/
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public static function execute_parameters(): external_function_parameters {
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return new external_function_parameters([
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'quizid' => new external_value(PARAM_INT, 'The quiz for which to return the data.'),
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]);
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}
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/**
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* Check a quiz attempt state, and return a confirmation message method implementation.
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*
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* @param int $quizid the quiz for which to return the data.
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* @return string a suitable confirmation message (HTML), if the attempt is suitable to be reopened.
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* @throws Exception an appropriate exception if the attempt cannot be reopened now.
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*/
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public static function execute(int $quizid): string {
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global $PAGE;
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[
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'quizid' => $quizid,
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] = self::validate_parameters(self::execute_parameters(), [
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'quizid' => $quizid,
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]);
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// Check the request is valid.
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$quizobj = quiz_settings::create($quizid);
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require_capability('mod/quiz:manage', $quizobj->get_context());
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self::validate_context($quizobj->get_context());
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$structure = $quizobj->get_structure();
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$editpage = new edit_grading_page($structure);
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return json_encode($editpage->export_for_template($PAGE->get_renderer('core')));
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}
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/**
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* Define the webservice response.
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*
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* @return external_description
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*/
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public static function execute_returns(): external_description {
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return new external_value(PARAM_RAW, 'JSON-encoded data required to render the mod_quiz/edit_grading_page template.');
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}
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}
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