first commit

mod/quiz/accessrule/password/classes/privacy/provider.php

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+<?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/>.
+
+/**
+ * Privacy Subsystem implementation for quizaccess_password.
+ *
+ * @package    quizaccess_password
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace quizaccess_password\privacy;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Privacy Subsystem for quizaccess_password implementing null_provider.
+ *
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason(): string {
+        return 'privacy:metadata';
+    }
+}

mod/quiz/accessrule/password/lang/en/quizaccess_password.php

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+<?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/>.
+
+/**
+ * Strings for the quizaccess_password plugin.
+ *
+ * @package    quizaccess
+ * @subpackage password
+ * @copyright  2011 The Open University
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+
+$string['passworderror'] = 'The password entered was incorrect';
+$string['pluginname'] = 'Password quiz access rule';
+$string['privacy:metadata'] = 'The Password quiz access rule plugin does not store any personal data.';
+$string['quizpassword'] = 'Quiz password';
+$string['requirepasswordmessage'] = 'To attempt this quiz you need to know the quiz password';

mod/quiz/accessrule/password/rule.php

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+<?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/>.
+
+use mod_quiz\form\preflight_check_form;
+use mod_quiz\local\access_rule_base;
+use mod_quiz\quiz_settings;
+
+/**
+ * A rule implementing the password check.
+ *
+ * @package   quizaccess_password
+ * @copyright 2009 Tim Hunt
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class quizaccess_password extends access_rule_base {
+
+    public static function make(quiz_settings $quizobj, $timenow, $canignoretimelimits) {
+        if (empty($quizobj->get_quiz()->password)) {
+            return null;
+        }
+
+        return new self($quizobj, $timenow);
+    }
+
+    public function description() {
+        return get_string('requirepasswordmessage', 'quizaccess_password');
+    }
+
+    public function is_preflight_check_required($attemptid) {
+        global $SESSION;
+        return empty($SESSION->passwordcheckedquizzes[$this->quiz->id]);
+    }
+
+    public function add_preflight_check_form_fields(preflight_check_form $quizform,
+            MoodleQuickForm $mform, $attemptid) {
+
+        $mform->addElement('header', 'passwordheader', get_string('password'));
+        $mform->addElement('static', 'passwordmessage', '',
+                get_string('requirepasswordmessage', 'quizaccess_password'));
+
+        // Don't use the 'proper' field name of 'password' since that get's
+        // Firefox's password auto-complete over-excited.
+        $mform->addElement('passwordunmask', 'quizpassword',
+                get_string('quizpassword', 'quizaccess_password'), ['autofocus' => 'true']);
+    }
+
+    public function validate_preflight_check($data, $files, $errors, $attemptid) {
+
+        $enteredpassword = $data['quizpassword'];
+        if (strcmp($this->quiz->password, $enteredpassword) === 0) {
+            return $errors; // Password is OK.
+
+        } else if (isset($this->quiz->extrapasswords)) {
+            // Group overrides may have additional passwords.
+            foreach ($this->quiz->extrapasswords as $password) {
+                if (strcmp($password, $enteredpassword) === 0) {
+                    return $errors; // Password is OK.
+                }
+            }
+        }
+
+        $errors['quizpassword'] = get_string('passworderror', 'quizaccess_password');
+        return $errors;
+    }
+
+    public function notify_preflight_check_passed($attemptid) {
+        global $SESSION;
+        $SESSION->passwordcheckedquizzes[$this->quiz->id] = true;
+    }
+
+    public function current_attempt_finished() {
+        global $SESSION;
+        // Clear the flag in the session that says that the user has already
+        // entered the password for this quiz.
+        if (!empty($SESSION->passwordcheckedquizzes[$this->quiz->id])) {
+            unset($SESSION->passwordcheckedquizzes[$this->quiz->id]);
+        }
+    }
+}

mod/quiz/accessrule/password/tests/rule_test.php

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+<?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/>.
+
+namespace quizaccess_password;
+
+use mod_quiz\quiz_settings;
+use quizaccess_password;
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once($CFG->dirroot . '/mod/quiz/accessrule/password/rule.php');
+
+
+/**
+ * Unit tests for the quizaccess_password plugin.
+ *
+ * @package    quizaccess_password
+ * @category   test
+ * @copyright  2008 The Open University
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class rule_test extends \basic_testcase {
+    public function test_password_access_rule(): void {
+        $quiz = new \stdClass();
+        $quiz->password = 'frog';
+        $cm = new \stdClass();
+        $cm->id = 0;
+        $quizobj = new quiz_settings($quiz, $cm, null);
+        $rule = new quizaccess_password($quizobj, 0);
+        $attempt = new \stdClass();
+
+        $this->assertFalse($rule->prevent_access());
+        $this->assertEquals($rule->description(),
+            get_string('requirepasswordmessage', 'quizaccess_password'));
+        $this->assertFalse($rule->prevent_new_attempt(0, $attempt));
+        $this->assertFalse($rule->is_finished(0, $attempt));
+        $this->assertFalse($rule->end_time($attempt));
+        $this->assertFalse($rule->time_left_display($attempt, 0));
+    }
+}

mod/quiz/accessrule/password/version.php

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+<?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/>.
+
+/**
+ * Version information for the quizaccess_password plugin.
+ *
+ * @package    quizaccess
+ * @subpackage password
+ * @copyright  2011 The Open University
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+
+defined('MOODLE_INTERNAL') || die();
+
+
+$plugin->version   = 2024042200;
+$plugin->requires  = 2024041600;
+$plugin->component = 'quizaccess_password';