MonsterInsights_Tracking_Analytics::frontend_output()

Complexity

Conditions	17
Paths	144

Size

Total Lines	138
Code Lines	72

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
	public function frontend_output( ) {
		$options        = $this->frontend_tracking_options();
		$src     	    = apply_filters( 'monsterinsights_frontend_output_analytics_src', '//www.google-analytics.com/analytics.js' );
		$compat     	= monsterinsights_get_option( 'gatracker_compatibility_mode', false );
		$compat    	 	= $compat ? 'window.ga = __gaTracker;' : '';
		$track_user 	= monsterinsights_track_user();
		$ua         	= monsterinsights_get_ua();
		$output     	= '';
		$reason     	= '';
		$attributes     = apply_filters( 'monsterinsights_tracking_analytics_script_attributes', array( 'type' => "text/javascript", 'data-cfasync' => 'false'  ) );
		$attr_string    = '';
		if ( ! empty( $attributes ) ) {
			foreach( $attributes as $attr_name => $attr_value ) {
	 			if ( ! empty( $attr_name ) ) {
	 				$attr_string .= ' ' . sanitize_key( $attr_name ) . '="' . esc_attr( $attr_value ) . '"';
	 			} else {
	 				$attr_string .= ' ' . sanitize_key( $attr_value );
	 			}
			}
		}
		ob_start();
		?>
<!-- This site uses the Google Analytics by MonsterInsights plugin v<?php echo MONSTERINSIGHTS_VERSION; ?> - Using Analytics tracking - https://www.monsterinsights.com/ -->
<?php if ( ! $track_user ) {
	if ( empty( $ua ) ) {
		$reason = __( 'Note: MonsterInsights is not currently configured on this site. The site owner needs to authenticate with Google Analytics in the MonsterInsights settings panel.', 'google-analytics-for-wordpress' );
	    $output .=  '<!-- ' . esc_html( $reason ) . ' -->' . PHP_EOL;
	} else if ( current_user_can( 'monsterinsights_save_settings' ) ) {
		$reason = __( 'Note: MonsterInsights does not track you as a logged in site administrator to prevent site owners from accidentally skewing their own Google Analytics data.'. PHP_EOL . 'If you are testing Google Analytics code, please do so either logged out or in the private browsing/incognito mode of your web browser.', 'google-analytics-for-wordpress' );
	    $output .=  '<!-- ' . esc_html( $reason ) . ' -->' . PHP_EOL;
	} else {
		$reason = __( 'Note: The site owner has disabled Google Analytics tracking for your user role.', 'google-analytics-for-wordpress' );
	    $output .=  '<!-- ' . esc_html( $reason ) . ' -->' . PHP_EOL;
	}
	echo $output;
} ?>
<?php if ( $ua ) { ?>
<script<?php echo $attr_string;?>>
	var mi_version         = '<?php echo MONSTERINSIGHTS_VERSION; ?>';
	var mi_track_user      = <?php echo ( $track_user ? 'true' : 'false' ); ?>;
	var mi_no_track_reason = <?php echo ( $reason ? "'" . esc_js( $reason)  . "'": "''" ); ?>;
	<?php do_action( 'monsterinsights_tracking_analytics_frontend_output_after_mi_track_user' ); ?>

<?php if ( $this->should_do_optout() ) { ?>
	var disableStr = 'ga-disable-<?php echo monsterinsights_get_ua(); ?>';

	/* Function to detect opted out users */
	function __gaTrackerIsOptedOut() {
		return document.cookie.indexOf(disableStr + '=true') > -1;
	}

	/* Disable tracking if the opt-out cookie exists. */
	if ( __gaTrackerIsOptedOut() ) {
		window[disableStr] = true;
	}

	/* Opt-out function */
	function __gaTrackerOptout() {
	  document.cookie = disableStr + '=true; expires=Thu, 31 Dec 2099 23:59:59 UTC; path=/';
	  window[disableStr] = true;
	}
	<?php } ?>

	if ( mi_track_user ) {
		(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
			(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
			m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
		})(window,document,'script','<?php echo $src; ?>','__gaTracker');

<?php
	echo $compat;

	if ( count( $options ) >= 1 ) {
		foreach ( $options as $item ) {
			if ( ! is_array( $item ) ) {
				echo '		__gaTracker(' . $item . ");\n";
			} else if ( ! empty ( $item['value'] ) ) {
				echo '	' . $item['value'] . "\n";
			}
		}
	}
	?>
	} else {
<?php if ( $this->should_do_optout() ) { ?>
		console.log( "<?php echo esc_js( $reason );?>" );
		(function() {
			/* https://developers.google.com/analytics/devguides/collection/analyticsjs/ */
			var noopfn = function() {
				return null;
			};
			var noopnullfn = function() {
				return null;
			};
			var Tracker = function() {
				return null;
			};
			var p = Tracker.prototype;
			p.get = noopfn;
			p.set = noopfn;
			p.send = noopfn;
			var __gaTracker = function() {
				var len = arguments.length;
				if ( len === 0 ) {
					return;
				}
				var f = arguments[len-1];
				if ( typeof f !== 'object' || f === null || typeof f.hitCallback !== 'function' ) {
					console.log( '<?php echo esc_js( __("Not running function", "google-analytics-for-wordpress" ) );?> __gaTracker(' + arguments[0] + " ....) <?php echo esc_js( __( "because you are not being tracked.", 'google-analytics-for-wordpress' ) );?> " + mi_no_track_reason );
					return;
				}
				try {
					f.hitCallback();
				} catch (ex) {

				}
			};
			__gaTracker.create = function() {
				return new Tracker();
			};
			__gaTracker.getByName = noopnullfn;
			__gaTracker.getAll = function() {
				return [];
			};
			__gaTracker.remove = noopfn;
			window['__gaTracker'] = __gaTracker;
			<?php echo $compat; ?>
		})();
	<?php } ?>
	}
</script>
<?php } else {  ?>
<!-- No UA code set -->
<?php } ?>
<!-- / Google Analytics by MonsterInsights -->
<?php
		$output = ob_get_contents();
		ob_end_clean();
		return $output;
	}