Quiz Cat Shortcode

function fca_qc_do_quiz( $atts ) {

	if ( !empty ( $atts[ 'id' ] ) ) {

		$post_id = intVal ( $atts[ 'id' ] );
		$all_meta =  get_post_meta ( $post_id, '', true );
		$quiz_meta = empty ( $all_meta['quiz_cat_meta'] ) ? array() : unserialize( $all_meta['quiz_cat_meta'][0] );
		
		$quiz_meta['title'] = get_the_title ( $post_id );
		$questions = empty ( $all_meta['quiz_cat_questions'] ) ? array() : unserialize( $all_meta['quiz_cat_questions'][0] );
		$quiz_settings = empty ( $all_meta['quiz_cat_settings'] ) ? array() : unserialize( $all_meta['quiz_cat_settings'][0] );
		$restart_button = empty ( $quiz_settings['restart_button'] ) ? false : true;
		$optin_settings = empty ( $all_meta['quiz_cat_optins'] ) ? array() : unserialize( $all_meta['quiz_cat_optins'][0] );
		$timer_mode = empty( $quiz_settings['timer_mode'] ) ? 'off' : $quiz_settings['timer_mode'];
		$draw_optins = empty( $optin_settings['capture_emails'] ) ? false : true;
		$quiz_results = empty ( $all_meta['quiz_cat_results'] ) ? array() : unserialize( $all_meta['quiz_cat_results'][0] );
		$autostart_quiz = empty ( $quiz_settings['autostart_quiz'] ) ? false : true;
		
		foreach( $quiz_results as $key => $value ){
			$quiz_results[$key]['desc'] = do_shortcode( $value['desc'] );
		}

		if ( !$quiz_meta || !$questions ) {
			return '<p>Quiz Cat: ' . esc_attr__('No Quiz found', 'quiz-cat') . '</p>';
		}
		
		wp_enqueue_script( 'jquery' );
		wp_enqueue_style( 'fca_qc_quiz_stylesheet', FCA_QC_PLUGINS_URL . '/includes/quiz/quiz.min.css', array(), FCA_QC_PLUGIN_VER );
		wp_enqueue_script( 'fca_qc_img_loaded', FCA_QC_PLUGINS_URL . '/includes/quiz/jquery.waitforimages.min.js', array(), FCA_QC_PLUGIN_VER, true );
		
		if ( $draw_optins ) {
			wp_enqueue_style( 'fca_qc_tooltipster_stylesheet', FCA_QC_PLUGINS_URL . '/includes/tooltipster/tooltipster.bundle.min.css', array(), FCA_QC_PLUGIN_VER );
			wp_enqueue_style( 'fca_qc_tooltipster_borderless_css', FCA_QC_PLUGINS_URL . '/includes/tooltipster/tooltipster-borderless.min.css', array(), FCA_QC_PLUGIN_VER );
			wp_enqueue_script( 'fca_qc_tooltipster_js', FCA_QC_PLUGINS_URL . '/includes/tooltipster/tooltipster.bundle.min.js', array('jquery'), FCA_QC_PLUGIN_VER, true );
			wp_enqueue_script( 'fca_qc_jstz_js', FCA_QC_PLUGINS_URL . '/includes/quiz/jstz.min.js', array(), FCA_QC_PLUGIN_VER, true );
		}
		
		if ( FCA_QC_DEBUG ) {
			wp_enqueue_script( 'fca_qc_quiz_js', FCA_QC_PLUGINS_URL . '/includes/quiz/quiz.js', array( 'jquery', 'fca_qc_img_loaded' ), FCA_QC_PLUGIN_VER, true );
		} else {
			wp_enqueue_script( 'fca_qc_quiz_js', FCA_QC_PLUGINS_URL . '/includes/quiz/quiz.min.js', array( 'jquery', 'fca_qc_img_loaded' ), FCA_QC_PLUGIN_VER, true );
		}
		
		//DONT SEND API KEYS TO CLIENT SIDE JS
		$unset_options = array(
			'drip_key',
			'drip_id',
			'drip_tags',
			'activecampaign_key',
			'activecampaign_url',
			'activecampaign_tags',
			'getresponse_key',
			'api_key',
			'mailchimp_groups',
			'aweber_key',
			'aweber_tags',
			'madmimi_key',	
			'madmimi_email',	
			'campaignmonitor_key',
			'campaignmonitor_id',	
			'convertkit_key',
			'convertkit_tags',
			'convertkit_key',
			'zapier_url',
		);
			
		forEach ( $unset_options as $o ) {
			if ( isSet( $optin_settings[$o] ) ) { 
				unset( $optin_settings[$o] );
			}
		}		
		
		$quiz_text_strings = fca_qc_set_quiz_text_strings( $post_id );
		global $global_quiz_text_strings;
					
		$quiz_data = array(
			'quiz_id' => $post_id,
			'quiz_meta' => $quiz_meta,
			'questions' => $questions,
			'quiz_results' => $quiz_results,
			'quiz_settings' => $quiz_settings,
			'time_taken_string' => empty( $quiz_text_strings[ 'time_taken' ] ) ? $global_quiz_text_strings[ 'time_taken' ] : $quiz_text_strings[ 'time_taken' ],
			'timeout_string' => empty( $quiz_text_strings[ 'timedout' ] ) ? $global_quiz_text_strings[ 'timedout' ] : $quiz_text_strings[ 'timedout' ],
			'wrong_string' => $quiz_text_strings[ 'wrong' ],
			'correct_string' => $quiz_text_strings[ 'correct' ],
			'your_answer_string' => $quiz_text_strings[ 'your_answer' ],
			'correct_answer_string' => $quiz_text_strings[ 'correct_answer' ],
			'optin_settings' => $optin_settings,
			'nonce' => wp_create_nonce('fca_qc_quiz_ajax_nonce'),
			'ajaxurl' => admin_url('admin-ajax.php'),
			'default_img' => FCA_QC_PLUGINS_URL . '/assets/quizcat-240x240.png',
			'gdpr_checkbox' => fca_qc_show_gdpr_checkbox(),
		);
		if ( is_user_logged_in() ) {
			$user = wp_get_current_user();
			if ( $user->ID !== 0 ) {
				$quiz_data['user'] = array (
					'name' => $user->user_firstname,
					'email' => $user->user_email,
					
				);
			}
		}
		wp_localize_script( 'fca_qc_quiz_js', "quizData_$post_id", $quiz_data );
		wp_localize_script( 'fca_qc_quiz_js', "fcaQcData", array( 
			'debug' => FCA_QC_DEBUG,
			'analytics' => !defined( 'fca_qc_disable_activity' ) && function_exists('fca_qc_add_activity')
		) );

		
		//ADD IMPRESSION
		if ( function_exists('fca_qc_add_activity') ) {
			$return = fca_qc_add_activity( $post_id, 'impressions' );
		}
		
		$title = empty( $quiz_meta['title'] ) ? '' : $quiz_meta['title'];
		$desc = empty( $quiz_meta['desc'] ) ? '' : $quiz_meta['desc'];
		$desc_img_src = empty( $quiz_meta['desc_img_src'] ) ? '' : $quiz_meta['desc_img_src'];
		
		ob_start(); ?>
		
		<?php echo fca_qc_maybe_add_custom_styles( $post_id ) ?>
		
		<div class='fca_qc_quiz' id='<?php echo "fca_qc_quiz_$post_id" ?>'>
			<span class='fca_qc_mobile_check'></span>
			<?php if ( $autostart_quiz === false ) { ?>
			<p class='fca_qc_quiz_title'><?php echo fca_qc_kses_html( $title ) ?></p>
			<div class='fca_qc_quiz_description'><?php echo fca_qc_kses_html( do_shortcode( $desc ) )?></div>
			<img class='fca_qc_quiz_description_img' src='<?php echo esc_attr( $desc_img_src ) ?>'>
			<button type='button' class='fca_qc_button fca_qc_start_button'><?php echo fca_qc_kses_html( $quiz_text_strings[ 'start_quiz' ] ) ?></button>
			<?php } ?>
			
			<div class='flip-container fca_qc_quiz_div' style='display: none;'>

				<?php if( $timer_mode !== 'off' ){ ?>
					<div class='fca_qc_timer'>
						<span class='fca_qc_timer_hours'></span>
						<span class='fca_qc_timer_minutes'></span>
						<span class='fca_qc_timer_seconds'></span>
					</div>
				<?php } ?>
				<div class='fca-qc-flipper'>
					<?php echo fca_qc_do_question_panel( $post_id, $quiz_text_strings ) ?> 
					<?php echo fca_qc_do_answer_panel( $quiz_text_strings, $post_id ) ?> 
					
				</div>
			</div>
			<?php echo fca_qc_do_score_panel( $post_id, $quiz_text_strings ) ?> 
			
			<div class='fca_qc_quiz_footer' style='display: none;'>
				<span class='fca_qc_question_count'></span>		
			</div>
			<?php if ( $draw_optins && function_exists('fca_qc_do_optin_panel') ) {
					echo fca_qc_do_optin_panel( $optin_settings, $quiz_text_strings );
				}?>
			
			<?php echo fca_qc_do_your_answers_panel( $quiz_text_strings ) ?> 
			
			<?php if ( $restart_button ) {
				$button_text = fca_qc_kses_html( $quiz_text_strings[ 'retake_quiz' ] );
				echo "<button type='button' class='fca_qc_button' id='fca_qc_restart_button' style='display: none;'>$button_text</button>";
				
			}?>

			
		</div>
		<?php
		
		return ob_get_clean();
	} else {
		return '<p>Quiz Cat: ' . esc_attr__('No Quiz found', 'quiz-cat') . '</p>';
	}
}