PHP WooThemes_Sensei_Utils::round方法代码示例

 /**
  * Set the status message displayed to the user for a quiz
  * @param  integer $lesson_id ID of quiz lesson
  * @param  integer $user_id   ID of user
  * @return array              Status code and message
  */
 public static function sensei_user_quiz_status_message($lesson_id = 0, $user_id = 0, $is_lesson = false)
 {
     global $woothemes_sensei, $current_user;
     if (intval($user_id) == 0) {
         $user_id = $current_user->ID;
     }
     $status = 'not_started';
     $box_class = 'info';
     $message = __('You have not taken this lesson\'s quiz yet', 'woothemes-sensei');
     $extra = '';
     if ($lesson_id > 0 && $user_id > 0) {
         // Prerequisite lesson
         $prerequisite = get_post_meta($lesson_id, '_lesson_prerequisite', true);
         // Course ID
         $course_id = absint(get_post_meta($lesson_id, '_lesson_course', true));
         // Has user started course
         $started_course = WooThemes_Sensei_Utils::user_started_course($course_id, $user_id);
         // Has user completed lesson
         $user_lesson_status = WooThemes_Sensei_Utils::user_lesson_status($lesson_id, $user_id);
         $lesson_complete = WooThemes_Sensei_Utils::user_completed_lesson($user_lesson_status);
         // Quiz ID
         $quiz_id = $woothemes_sensei->post_types->lesson->lesson_quizzes($lesson_id);
         // Quiz grade
         $quiz_grade = false;
         if ($user_lesson_status) {
             $quiz_grade = get_comment_meta($user_lesson_status->comment_ID, 'grade', true);
         }
         // Quiz passmark
         $quiz_passmark = absint(get_post_meta($quiz_id, '_quiz_passmark', true));
         $quiz_passmark_float = (double) $quiz_passmark;
         // Pass required
         $pass_required = get_post_meta($quiz_id, '_pass_required', true);
         // Quiz questions
         $has_quiz_questions = get_post_meta($lesson_id, '_quiz_has_questions', true);
         if (!$started_course) {
             $status = 'not_started_course';
             $box_class = 'info';
             $message = sprintf(__('Please sign up for %1$sthe course%2$s before taking this quiz', 'woothemes-sensei'), '<a href="' . esc_url(get_permalink($course_id)) . '" title="' . esc_attr(__('Sign Up', 'woothemes-sensei')) . '">', '</a>');
         } elseif (!is_user_logged_in()) {
             $status = 'login_required';
             $box_class = 'info';
             $message = __('You must be logged in to take this quiz', 'woothemes-sensei');
         } elseif ($lesson_complete) {
             $status = 'passed';
             $box_class = 'tick';
             // Lesson status will be "complete" (has no Quiz)
             if (!$has_quiz_questions) {
                 $message = sprintf(__('Congratulations! You have passed this lesson.', 'woothemes-sensei'));
             } elseif (empty($quiz_grade)) {
                 $message = sprintf(__('Congratulations! You have completed this lesson.', 'woothemes-sensei'));
             } elseif (!empty($quiz_grade) && abs($quiz_grade) >= 0) {
                 if ($is_lesson) {
                     $message = sprintf(__('Congratulations! You have passed this lesson\'s quiz achieving %s%%', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_grade));
                 } else {
                     $message = sprintf(__('Congratulations! You have passed this quiz achieving %s%%', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_grade));
                 }
             }
         } else {
             // Lesson/Quiz isn't "complete" instead it's ungraded (previously this "state" meant that it *was* complete)
             if (isset($user_lesson_status->comment_approved) && 'ungraded' == $user_lesson_status->comment_approved) {
                 $status = 'complete';
                 $box_class = 'info';
                 if ($is_lesson) {
                     $message = sprintf(__('You have completed this lesson\'s quiz and it will be graded soon. %1$sView the lesson quiz%2$s', 'woothemes-sensei'), '<a href="' . esc_url(get_permalink($quiz_id)) . '" title="' . esc_attr(get_the_title($quiz_id)) . '">', '</a>');
                 } else {
                     $message = sprintf(__('You have completed this quiz and it will be graded soon. You require %1$s%% to pass.', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_passmark));
                 }
             } elseif (isset($user_lesson_status->comment_approved) && 'failed' == $user_lesson_status->comment_approved) {
                 $status = 'failed';
                 $box_class = 'alert';
                 if ($is_lesson) {
                     $message = sprintf(__('You require %1$d%% to pass this lesson\'s quiz. Your grade is %2$s%%', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_passmark), WooThemes_Sensei_Utils::round($quiz_grade));
                 } else {
                     $message = sprintf(__('You require %1$d%% to pass this quiz. Your grade is %2$s%%', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_passmark), WooThemes_Sensei_Utils::round($quiz_grade));
                 }
             } elseif ($pass_required) {
                 $status = 'not_started';
                 $box_class = 'info';
                 if ($is_lesson) {
                     $message = sprintf(__('You require %1$d%% to pass this lesson\'s quiz.', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_passmark));
                 } else {
                     $message = sprintf(__('You require %1$d%% to pass this quiz.', 'woothemes-sensei'), WooThemes_Sensei_Utils::round($quiz_passmark));
                 }
             }
         }
     }
     // Legacy filter
     $message = apply_filters('sensei_user_quiz_status_' . $status, $message);
     if ($is_lesson && !in_array($status, array('login_required', 'not_started_course'))) {
         $extra = '<p><a class="button" href="' . esc_url(get_permalink($quiz_id)) . '" title="' . esc_attr(apply_filters('sensei_view_lesson_quiz_text', __('View the lesson quiz', 'woothemes-sensei'))) . '">' . apply_filters('sensei_view_lesson_quiz_text', __('View the lesson quiz', 'woothemes-sensei')) . '</a></p>';
     }
     // Filter of all messages
     return apply_filters('sensei_user_quiz_status', array('status' => $status, 'box_class' => $box_class, 'message' => $message, 'extra' => $extra), $lesson_id, $user_id, $is_lesson);
 }

 /**
  * This tests Woothemes_Sensei_Utils::round
  */
 public function testRound()
 {
     $this->assertTrue(2 == WooThemes_Sensei_Utils::round(2.12, 0), '2.12 rounded with 0 precision should be 2');
     $this->assertTrue(3.3 == WooThemes_Sensei_Utils::round(3.3333, 1), '3.3333 rounded with 1 precision should be 3.3');
     $this->assertTrue(doubleval(2.13) == WooThemes_Sensei_Utils::round(2.1256, 2), '2.1256 rounded with 2 precision should be 2.12');
     $this->assertTrue(3 == WooThemes_Sensei_Utils::round(2.5, 0), '2.5 rounded with 0 precision should be 3');
 }