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commitlint.config.js

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  • tidyquestion.php 5.15 KiB
    <?php
    // This file is part of Stack - http://stack.maths.ed.ac.uk/
    //
    // Stack 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.
    //
    // Stack 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 STACK.  If not, see <http://www.gnu.org/licenses/>.
    
    /**
     * This script lets rename parts of the question, which is not possible using
     * the standard editing form.
     *
     * @copyright  2013 the Open University
     * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
     */
    
    require_once(__DIR__.'/../../../config.php');
    require_once($CFG->libdir . '/questionlib.php');
    require_once(__DIR__ . '/locallib.php');
    require_once(__DIR__ . '/tidyquestionform.php');
    require_once(__DIR__ . '/vle_specific.php');
    
    // Get the parameters from the URL.
    $questionid = required_param('questionid', PARAM_INT);
    
    // Load the necessary data.
    $questiondata = $DB->get_record('question', array('id' => $questionid), '*', MUST_EXIST);
    $question = question_bank::load_question($questionid);
    
    // Process any other URL parameters, and do require_login.
    list($context, $notused, $urlparams) = qtype_stack_setup_question_test_page($question);
    
    // Check permissions.
    question_require_capability_on($questiondata, 'edit');
    
    // Initialise $PAGE.
    $PAGE->set_url('/question/type/stack/tidyquestion.php', $urlparams);
    $title = stack_string('tidyquestionx', format_string($question->name));
    $PAGE->set_title($title);
    $PAGE->set_heading($COURSE->fullname);
    $PAGE->set_pagelayout('admin');
    
    require_login();
    
    // The URL back to the preview page.
    // TODO, when we drop support for Moodle 3, this link needs to go back to the dashboard, not the preview.
    if (stack_determine_moodle_version() < 400) {
        $returnurl = question_preview_url($questionid, null, null, null, null, $context);
    } else {
        $returnurl = qbank_previewquestion\helper::question_preview_url($questionid, null, null, null, null, $context);
    }
    // Create the question usage we will use.
    $quba = question_engine::make_questions_usage_by_activity('qtype_stack', $context);
    $quba->set_preferred_behaviour('adaptive');
    $slot = $quba->add_question($question, $question->defaultmark);
    $quba->start_question($slot);
    
    // Now we are going to display the question with each input box containing the
    // name of that input, and each feedback area displaying something like
    // "Feedback from PRT {name}". To do this, first we submit the right answer to
    // get the question into a state where all feedback will be displayed.
    $response = $question->get_correct_response();
    $response['-submit'] = 1;
    $quba->process_action($slot, $response);
    
    // Now we want to be able to display the question with the wrong input values
    // and PRT feedback. We do that by polluting the question's input state and
    // PRT result caches with the data we want to display, then the renderer will
    // display that.
    $question->setup_fake_feedback_and_input_validation();
    
    // Prepare the display options.
    $options = question_display_options();
    
    // Create the form for renaming bits of the question.
    $form = new qtype_stack_tidy_question_form($PAGE->url, $question);
    
    if ($form->is_cancelled()) {
        redirect($returnurl);
    
    } else if ($data = $form->get_data()) {
        $qtype = question_bank::get_qtype('stack');
        $transaction = $DB->start_delegated_transaction();
    
        // Rename the inputs.
        $inputrenames = array();
        foreach ($question->inputs as $inputname => $notused) {
            $inputrenames[$inputname] = $data->{'inputname_' . $inputname};
        }
        foreach (stack_utils::decompose_rename_operation($inputrenames) as $from => $to) {
            $qtype->rename_input($question->id, $from, $to);
        }
    
        // Rename the PRT nodes.
        foreach ($question->prts as $prtname => $prt) {
            $noderenames = array();
            foreach ($prt->get_nodes_summary() as $nodekey => $notused) {
                $noderenames[$nodekey] = $data->{'nodename_' . $prtname . '_' . $nodekey} - 1;
            }
            foreach (stack_utils::decompose_rename_operation($noderenames) as $from => $to) {
                $qtype->rename_prt_node($question->id, $prtname, $from, $to);
            }
        }
    
        // Rename the PRTs. Much easier to do this after the nodes.
        $prtrenames = array();
        foreach ($question->prts as $prtname => $notused) {
            $prtrenames[$prtname] = $data->{'prtname_' . $prtname};
        }
        foreach (stack_utils::decompose_rename_operation($prtrenames) as $from => $to) {
            $qtype->rename_prt($question->id, $from, $to);
        }
    
        // Done.
        $transaction->allow_commit();
        redirect($returnurl);
    }
    
    // Start output.
    echo $OUTPUT->header();
    echo $OUTPUT->heading($title);
    
    // Display the question.
    echo $OUTPUT->heading(stack_string('questionpreview'), 3);
    echo $quba->render_question($slot, $options);
    
    // Display the form to rename bits of the question.
    $form->display();
    
    // Finish output.
    echo $OUTPUT->footer();