curriculum shortcode

add_shortcode('course-curriculum','show_course_curriculum');
function show_course_curriculum($args){
	ob_start();
global $post;
$id = $args['id'];
$class='';
if(class_exists('WPLMS_tips')){
	$wplms_settings = WPLMS_tips::init();
	$settings = $wplms_settings->lms_settings;
	if(isset($settings['general']['curriculum_accordion'])){
		$class="accordion";	
	}
}


?>
<h3 class="heading">
	<span><?php  _e('Course Curriculum','vibe'); ?></span>
</h3>

<div class="course_curriculum <?php echo vibe_sanitizer($class,'text'); ?>">
<?php
do_action('wplms_course_curriculum_section',$id);

$course_curriculum = bp_course_get_full_course_curriculum($id); 

if(!empty($course_curriculum)){

	echo '<table class="table">';
	foreach($course_curriculum as $lesson){ 
		switch($lesson['type']){
			case 'unit':
				?>
				<tr class="course_lesson">
					<td class="curriculum-icon"><i class="icon-<?php echo vibe_sanitizer($lesson['icon'],'text'); ?>"></i></td>
					<td><?php echo apply_filters('wplms_curriculum_course_lesson',(!empty($lesson['link'])?'<a href="'.$lesson['link'].'">':''). $lesson['title']. (!empty($lesson['link'])?'</a>':''),$lesson['id'],$id); ?></td>
					<td><?php echo vibe_sanitizer($lesson['labels']); ?> </td>
					<td><?php echo vibe_sanitizer($lesson['duration']); ?></td>
				</tr>
				<?php
				do_action('wplms_curriculum_course_unit_details',$lesson);
			break;
			case 'quiz':
				?>
				<tr class="course_lesson">
					<td class="curriculum-icon"><i class="icon-<?php echo vibe_sanitizer($lesson['icon'],'text'); ?>"></i></td>
					<td><?php echo apply_filters('wplms_curriculum_course_quiz',(($lesson['link'])?'<a href="'.$lesson['link'].'">':''). $lesson['title'].(isset($lesson['free'])?$lesson['free']:'') . (!empty($lesson['link'])?'</a>':''),$lesson['id'],$id); ?></td>
					<td><?php echo vibe_sanitizer($lesson['labels']); ?> </td>
					<td><?php echo vibe_sanitizer($lesson['duration']); ?></td>
				</tr>
				<?php
				do_action('wplms_curriculum_course_quiz_details',$lesson);
			break;
			case 'section':
				?>
				<tr class="course_section">
					<td colspan="4"><?php echo vibe_sanitizer($lesson['title'],'text'); ?></td>
				</tr>
				<?php
			break;
		}
	}
	echo '</table>';
}else{
	?>
	<div class="message"><?php echo _x('No curriculum found !','Error message for no curriculum found in course curriculum ','vibe'); ?></div>
	<?php	
}
?>
</div>
<?php
$html = ob_get_clean();
return $html;
}