PHP quiz_access_manager::is_finished方法代码示例

    $viewobj->gradecolumn = $someoptions->marks >= question_display_options::MARK_AND_MAX &&
            quiz_has_grades($quiz);
    $viewobj->markcolumn = $viewobj->gradecolumn && ($quiz->grade != $quiz->sumgrades);
    $viewobj->overallstats = $lastfinishedattempt && $alloptions->marks >= question_display_options::MARK_AND_MAX;

    $viewobj->feedbackcolumn = quiz_has_feedback($quiz) && $alloptions->overallfeedback;
} else {
    $viewobj->attemptcolumn = 1;
}

$viewobj->timenow = $timenow;
$viewobj->numattempts = $numattempts;
$viewobj->mygrade = $mygrade;
$viewobj->moreattempts = $unfinished ||
        !$accessmanager->is_finished($numattempts, $lastfinishedattempt);
$viewobj->mygradeoverridden = $mygradeoverridden;
$viewobj->gradebookfeedback = $gradebookfeedback;
$viewobj->lastfinishedattempt = $lastfinishedattempt;
$viewobj->canedit = has_capability('mod/quiz:manage', $context);
$viewobj->editurl = new moodle_url('/mod/quiz/edit.php', array('cmid' => $cm->id));
$viewobj->backtocourseurl = new moodle_url('/course/view.php', array('id' => $course->id));
$viewobj->startattempturl = $quizobj->start_attempt_url();
$viewobj->startattemptwarning = $quizobj->confirm_start_attempt_message($unfinished);
$viewobj->popuprequired = $accessmanager->attempt_must_be_in_popup();
$viewobj->popupoptions = $accessmanager->get_popup_options();

// Display information about this quiz.
$viewobj->infomessages = $viewobj->accessmanager->describe_rules();
if ($quiz->attempts != 1) {
    $viewobj->infomessages[] = get_string('gradingmethod', 'quiz',

 /**
  * Return access information for a given attempt in a quiz.
  *
  * @param int $quizid quiz instance id
  * @param int $attemptid attempt id, 0 for the user last attempt if exists
  * @return array of warnings and the access information
  * @since Moodle 3.1
  * @throws  moodle_quiz_exception
  */
 public static function get_attempt_access_information($quizid, $attemptid = 0)
 {
     global $DB, $USER;
     $warnings = array();
     $params = array('quizid' => $quizid, 'attemptid' => $attemptid);
     $params = self::validate_parameters(self::get_attempt_access_information_parameters(), $params);
     list($quiz, $course, $cm, $context) = self::validate_quiz($params['quizid']);
     $attempttocheck = 0;
     if (!empty($params['attemptid'])) {
         $attemptobj = quiz_attempt::create($params['attemptid']);
         if ($attemptobj->get_userid() != $USER->id) {
             throw new moodle_quiz_exception($attemptobj->get_quizobj(), 'notyourattempt');
         }
         $attempttocheck = $attemptobj->get_attempt();
     }
     // Access manager now.
     $quizobj = quiz::create($cm->instance, $USER->id);
     $ignoretimelimits = has_capability('mod/quiz:ignoretimelimits', $context, null, false);
     $timenow = time();
     $accessmanager = new quiz_access_manager($quizobj, $timenow, $ignoretimelimits);
     $attempts = quiz_get_user_attempts($quiz->id, $USER->id, 'finished', true);
     $lastfinishedattempt = end($attempts);
     if ($unfinishedattempt = quiz_get_user_attempt_unfinished($quiz->id, $USER->id)) {
         $attempts[] = $unfinishedattempt;
         // Check if the attempt is now overdue. In that case the state will change.
         $quizobj->create_attempt_object($unfinishedattempt)->handle_if_time_expired(time(), false);
         if ($unfinishedattempt->state != quiz_attempt::IN_PROGRESS and $unfinishedattempt->state != quiz_attempt::OVERDUE) {
             $lastfinishedattempt = $unfinishedattempt;
         }
     }
     $numattempts = count($attempts);
     if (!$attempttocheck) {
         $attempttocheck = $unfinishedattempt ? $unfinishedattempt : $lastfinishedattempt;
     }
     $result = array();
     $result['isfinished'] = $accessmanager->is_finished($numattempts, $lastfinishedattempt);
     $result['preventnewattemptreasons'] = $accessmanager->prevent_new_attempt($numattempts, $lastfinishedattempt);
     if ($attempttocheck) {
         $endtime = $accessmanager->get_end_time($attempttocheck);
         $result['endtime'] = $endtime === false ? 0 : $endtime;
         $attemptid = $unfinishedattempt ? $unfinishedattempt->id : null;
         $result['ispreflightcheckrequired'] = $accessmanager->is_preflight_check_required($attemptid);
     }
     $result['warnings'] = $warnings;
     return $result;
 }

/**
 * Obtains the automatic completion state for this quiz on any conditions
 * in quiz settings, such as if all attempts are used or a certain grade is achieved.
 *
 * @param object $course Course
 * @param object $cm Course-module
 * @param int $userid User ID
 * @param bool $type Type of comparison (or/and; can be used as return value if no conditions)
 * @return bool True if completed, false if not. (If no conditions, then return
 *   value depends on comparison type)
 */
function quiz_get_completion_state($course, $cm, $userid, $type)
{
    global $DB;
    global $CFG;
    $quiz = $DB->get_record('quiz', array('id' => $cm->instance), '*', MUST_EXIST);
    if (!$quiz->completionattemptsexhausted && !$quiz->completionpass) {
        return $type;
    }
    // Check if the user has used up all attempts.
    if ($quiz->completionattemptsexhausted) {
        $attempts = quiz_get_user_attempts($quiz->id, $userid, 'finished', true);
        if ($attempts) {
            $lastfinishedattempt = end($attempts);
            $context = context_module::instance($cm->id);
            $quizobj = quiz::create($quiz->id, $userid);
            $accessmanager = new quiz_access_manager($quizobj, time(), has_capability('mod/quiz:ignoretimelimits', $context, $userid, false));
            if ($accessmanager->is_finished(count($attempts), $lastfinishedattempt)) {
                return true;
            }
        }
    }
    // Check for passing grade.
    if ($quiz->completionpass) {
        require_once $CFG->libdir . '/gradelib.php';
        $item = grade_item::fetch(array('courseid' => $course->id, 'itemtype' => 'mod', 'itemmodule' => 'quiz', 'iteminstance' => $cm->instance, 'outcomeid' => null));
        if ($item) {
            $grades = grade_grade::fetch_users_grades($item, array($userid), false);
            if (!empty($grades[$userid])) {
                return $grades[$userid]->is_passed($item);
            }
        }
    }
    return false;
}

$PAGE->set_heading($course->fullname);
$output = $PAGE->get_renderer('mod_quiz');
// Print table with existing attempts.
if ($attempts) {
    // Work out which columns we need, taking account what data is available in each attempt.
    list($someoptions, $alloptions) = quiz_get_combined_reviewoptions($quiz, $attempts, $context);
    $viewobj->attemptcolumn = $quiz->attempts != 1;
    $viewobj->gradecolumn = $someoptions->marks >= question_display_options::MARK_AND_MAX && quiz_has_grades($quiz);
    $viewobj->markcolumn = $viewobj->gradecolumn && $quiz->grade != $quiz->sumgrades;
    $viewobj->overallstats = $lastfinishedattempt && $alloptions->marks >= question_display_options::MARK_AND_MAX;
    $viewobj->feedbackcolumn = quiz_has_feedback($quiz) && $alloptions->overallfeedback;
}
$viewobj->timenow = $timenow;
$viewobj->numattempts = $numattempts;
$viewobj->mygrade = $mygrade;
$viewobj->moreattempts = $unfinished || !$accessmanager->is_finished($numattempts, $lastfinishedattempt);
$viewobj->mygradeoverridden = $mygradeoverridden;
$viewobj->gradebookfeedback = $gradebookfeedback;
$viewobj->lastfinishedattempt = $lastfinishedattempt;
$viewobj->canedit = has_capability('mod/quiz:manage', $context);
$viewobj->editurl = new moodle_url('/mod/quiz/edit.php', array('cmid' => $cm->id));
$viewobj->backtocourseurl = new moodle_url('/course/view.php', array('id' => $course->id));
$viewobj->startattempturl = $quizobj->start_attempt_url();
$viewobj->startattemptwarning = $quizobj->confirm_start_attempt_message($unfinished);
$viewobj->popuprequired = $accessmanager->attempt_must_be_in_popup();
$viewobj->popupoptions = $accessmanager->get_popup_options();
// Display information about this quiz.
$viewobj->infomessages = $viewobj->accessmanager->describe_rules();
if ($quiz->attempts != 1) {
    $viewobj->infomessages[] = get_string('gradingmethod', 'quiz', quiz_get_grading_option_name($quiz->grademethod));
}

function prepareQuizAttempt($q)
{
    global $DB;
    if ($id) {
        if (!($cm = get_coursemodule_from_id('quiz', $id))) {
            print_error('invalidcoursemodule');
        }
        if (!($course = $DB->get_record('course', array('id' => $cm->course)))) {
            print_error('coursemisconf');
        }
        if (!($quiz = $DB->get_record('quiz', array('id' => $cm->instance)))) {
            print_error('invalidcoursemodule');
        }
    } else {
        if (!($quiz = $DB->get_record('quiz', array('id' => $q)))) {
            print_error('invalidquizid', 'quiz');
        }
        if (!($course = $DB->get_record('course', array('id' => $quiz->course)))) {
            print_error('invalidcourseid');
        }
        if (!($cm = get_coursemodule_from_instance("quiz", $quiz->id, $course->id))) {
            print_error('invalidcoursemodule');
        }
    }
    /// Check login and get context.
    require_login($course->id, false, $cm);
    $context = get_context_instance(CONTEXT_MODULE, $cm->id);
    require_capability('mod/quiz:view', $context);
    /// Cache some other capabilites we use several times.
    $canattempt = has_capability('mod/quiz:attempt', $context);
    $canreviewmine = has_capability('mod/quiz:reviewmyattempts', $context);
    $canpreview = has_capability('mod/quiz:preview', $context);
    /// Create an object to manage all the other (non-roles) access rules.
    $timenow = time();
    $accessmanager = new quiz_access_manager(new quiz($quiz, $cm, $course), $timenow, has_capability('mod/quiz:ignoretimelimits', $context, NULL, false));
    /// Print information about the student's best score for this quiz if possible.
    $moreattempts = $unfinished || !$accessmanager->is_finished($numattempts, $lastfinishedattempt);
    /// Determine if we should be showing a start/continue attempt button,
    /// or a button to go back to the course page.
    print_box_start('quizattempt');
    $buttontext = '';
    // This will be set something if as start/continue attempt button should appear.
    if (!$quiz->questions) {
        print_heading(get_string("noquestions", "quiz"));
    } else {
        if ($unfinished) {
            if ($canattempt) {
                $buttontext = get_string('continueattemptquiz', 'quiz');
            } else {
                if ($canpreview) {
                    $buttontext = get_string('continuepreview', 'quiz');
                }
            }
        } else {
            if ($canattempt) {
                $messages = $accessmanager->prevent_new_attempt($numattempts, $lastfinishedattempt);
                if ($messages) {
                    $accessmanager->print_messages($messages);
                } else {
                    if ($numattempts == 0) {
                        $buttontext = get_string('attemptquiznow', 'quiz');
                    } else {
                        $buttontext = get_string('reattemptquiz', 'quiz');
                    }
                }
            } else {
                if ($canpreview) {
                    $buttontext = get_string('previewquiznow', 'quiz');
                }
            }
        }
        // If, so far, we think a button should be printed, so check if they will be allowed to access it.
        if ($buttontext) {
            if (!$moreattempts) {
                $buttontext = '';
            } else {
                if ($canattempt && ($messages = $accessmanager->prevent_access())) {
                    $accessmanager->print_messages($messages);
                    $buttontext = '';
                }
            }
        }
    }
    /// Now actually print the appropriate button.
    if ($buttontext) {
        $accessmanager->print_start_attempt_button($canpreview, $buttontext, $unfinished);
    } else {
        print_continue($CFG->wwwroot . '/course/view.php?id=' . $course->id);
    }
    print_box_end();
}