Proyectos de Subversion Moodle

<?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/>.

/**

 * Delete question page.

 *

 * This code is based on question/classes/bank/view.php

 *

 * @package    qbank_deletequestion

 * @copyright  2021 Catalyst IT Australia Pty Ltd

 * @author     Safat Shahin <safatshahin@catalyst-au.net>

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

require_once(__DIR__ . '/../../../config.php');

require_once(__DIR__ . '/../../editlib.php');

global $DB, $OUTPUT, $PAGE, $COURSE;

$deleteselected = optional_param('deleteselected', false, PARAM_BOOL);

$returnurl = optional_param('returnurl', 0, PARAM_LOCALURL);

$cmid = optional_param('cmid', 0, PARAM_INT);

$courseid = optional_param('courseid', 0, PARAM_INT);

$deleteall = optional_param('deleteall', false, PARAM_BOOL);

if ($returnurl) {

    $returnurl = new moodle_url($returnurl);

}

\core_question\local\bank\helper::require_plugin_enabled('qbank_deletequestion');

if ($cmid) {

    list($module, $cm) = get_module_from_cmid($cmid);

    require_login($cm->course, false, $cm);

    $thiscontext = context_module::instance($cmid);

} else if ($courseid) {

    require_login($courseid, false);

    $thiscontext = context_course::instance($courseid);

} else {

    throw new moodle_exception('missingcourseorcmid', 'question');

}

$contexts = new core_question\local\bank\question_edit_contexts($thiscontext);

$url = new moodle_url('/question/bank/deletequestion/delete.php');

$PAGE->set_url($url);

$streditingquestions = get_string('deletequestion', 'qbank_deletequestion');

$PAGE->set_title($streditingquestions);

$PAGE->set_heading($COURSE->fullname);

$PAGE->activityheader->disable();

$PAGE->set_secondary_active_tab("questionbank");

// Unhide a question.

if (($unhide = optional_param('unhide', '', PARAM_INT)) and confirm_sesskey()) {

    question_require_capability_on($unhide, 'edit');

    $DB->set_field('question_versions', 'status',

        \core_question\local\bank\question_version_status::QUESTION_STATUS_READY, ['questionid' => $unhide]);

    // Purge these questions from the cache.

    \question_bank::notify_question_edited($unhide);

    redirect($returnurl);

}

// If user has already confirmed the action.

if ($deleteselected && ($confirm = optional_param('confirm', '', PARAM_ALPHANUM))

        && confirm_sesskey()) {

    $deleteselected = required_param('deleteselected', PARAM_RAW);

    if ($confirm == md5($deleteselected)) {

        if ($questionlist = explode(',', $deleteselected)) {

            \qbank_deletequestion\helper::delete_questions($questionlist, $deleteall);

        }

        redirect($returnurl);

    } else {

        throw new \moodle_exception('invalidconfirm', 'question');

    }

}

echo $OUTPUT->header();

if ($deleteselected) {

    // Make a list of all the questions that are selected.

    $rawquestions = $_REQUEST; // This code is called by both POST forms and GET links, so cannot use data_submitted.

    $questionlist = '';  // Comma separated list of ids of questions to be deleted.

    foreach ($rawquestions as $key => $value) {    // Parse input for question ids.

        if (preg_match('!^q([0-9]+)$!', $key, $matches)) {

            $key = $matches[1];

            $questionlist .= $key.',';

            question_require_capability_on((int)$key, 'edit');

        }

    }

    if (!$questionlist) { // No questions were selected.

        redirect($returnurl);

    }

    $questionlist = rtrim($questionlist, ',');

    $deleteurl = new \moodle_url(

        '/question/bank/deletequestion/delete.php',

        [

            'deleteselected' => $questionlist,

            'deleteall' => $deleteall,

            'confirm' => md5($questionlist),

            'sesskey' => sesskey(),

            'returnurl' => $returnurl->out_as_local_url(false),

            'cmid' => $cmid,

            'courseid' => $courseid,

        ],

    );

    $continue = new \single_button($deleteurl, get_string('delete'), 'post');

    $questionids = explode(',', $questionlist);

    [$displayoptions, $message] = qbank_deletequestion\helper::get_delete_confirmation_message($questionids,

        $deleteall);

    echo $OUTPUT->confirm($message, $continue, $returnurl, $displayoptions);

}

echo $OUTPUT->footer();