Jetpack_Google_Analytics_Universal::maybe_track_purchases() - Code Metrics - Inspection of "Track add to cart for enh ecommerce analytics. Rem..." - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — add/8181-enhanced-google-analy... ( 103c7b...3e3062 )

unknown

created 2017-11-18 00:29 UTC

maybe_track_purchases() C

↳ Parent: Jetpack_Google_Analytics_Universal

Complexity

Conditions	12
Paths	22

Size

Total Lines	68
Code Lines	42

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	12
eloc	42
nc	22
nop	1
dl	0
loc	68
rs	5.7751
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

/**
* Jetpack_Google_Analytics_Universal hooks and and enqueues support for analytics.js
* https://developers.google.com/analytics/devguides/collection/analyticsjs/
* https://developers.google.com/analytics/devguides/collection/analyticsjs/enhanced-ecommerce
*
* @author allendav 
*/

/**
* Bail if accessed directly
*/
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

class Jetpack_Google_Analytics_Universal {
	public function __construct() {
		add_filter( 'jetpack_wga_universal_commands', array( $this, 'maybe_anonymize_ip' ) );
		add_filter( 'jetpack_wga_universal_commands', array( $this, 'maybe_track_purchases' ) );

		add_action( 'wp_head', array( $this, 'wp_head' ), 999999 );

		// For attaching to a button click on a single product view
		add_action( 'woocommerce_after_add_to_cart_button', array( $this, 'add_to_cart' ) );

		// For attaching to button clicks on multi-product views
		add_action( 'wp_footer', array( $this, 'loop_add_to_cart' ) );

		add_action( 'wp_footer', array( $this, 'wp_footer' ) );
	}

	public function wp_head() {
		$tracking_code = Jetpack_Google_Analytics_Options::get_tracking_code();
		if ( empty( $tracking_code ) ) {
			echo "<!-- No tracking ID configured for Jetpack Google Analytics -->\r\n";
			return;
		}

		// If we're in the admin_area, return without inserting code.
		if ( is_admin() ) {
			return;
		}

		/**
		 * Allow for additional elements to be added to the universal Google Analytics queue (ga) array
		 *
		 * @since 5.6.0
		 *
		 * @param array $custom_vars Array of universal Google Analytics queue elements
		 */
		$universal_commands = apply_filters( 'jetpack_wga_universal_commands', array() );

		$async_code = "
			<!-- Jetpack Google Analytics -->
			<script>
				window.ga = window.ga || function(){ ( ga.q = ga.q || [] ).push( arguments ) }; ga.l=+new Date;
				ga( 'create', '%tracking_id%', 'auto' );
				ga( 'require', 'ec' );
				%universal_commands%
			</script>
			<script async src='https://www.google-analytics.com/analytics.js'></script>
			<!-- End Jetpack Google Analytics -->
		";
		$async_code = str_replace( '%tracking_id%', $tracking_code, $async_code );

		$universal_commands_string = implode( "\r\n", $universal_commands );
		$async_code = str_replace( '%universal_commands%', $universal_commands_string, $async_code );

		echo "$async_code\r\n";
	}

	public function maybe_anonymize_ip( $command_array ) {
		if ( Jetpack_Google_Analytics_Options::anonymize_ip_is_enabled() ) {
			array_push( $command_array, "ga( 'set', 'anonymizeIp', true );" );
		}

		return $command_array;
	}

	public function maybe_track_purchases( $command_array ) {
		global $wp;

		if ( ! Jetpack_Google_Analytics_Options::track_purchases_is_enabled() ) {
			return $command_array;
		}

		if ( ! class_exists( 'WooCommerce' ) ) {
			return $command_array;
		}

		$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
		if ( ! $minimum_woocommerce_active ) {
			return $command_array;
		}

		if ( ! is_order_received_page() ) {
			return $command_array;
		}

		$order_id = isset( $wp->query_vars['order-received'] ) ? $wp->query_vars['order-received'] : 0;
		if ( 0 == $order_id ) {
			return $command_array;
		}

		// A 1 indicates we've already tracked this order - don't do it again
		if ( 1 == get_post_meta( $order_id, '_ga_tracked', true ) ) {
			return $command_array;
		}

		$order = new WC_Order( $order_id );
		$order_currency = $order->get_currency();
		$command = "ga( 'set', '&cu', '" . esc_js( $order_currency ) . "' );";
		array_push( $command_array, $command );

		// Order items
		if ( $order->get_items() ) {
			foreach ( $order->get_items() as $item ) {
				$product = $order->get_product_from_item( $item );
				$sku_or_id = $product->get_sku() ? $product->get_sku() : '#' . $product->get_id();

				$item_details = array(
					'id' => $sku_or_id,
					'name' => $item['name'],
					'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
					'price' => $order->get_item_total( $item ),
					'quantity' => $item['qty'],
				);
				$command = "ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );";
				array_push( $command_array, $command );
			}
		}

		// Order summary
		$summary = array(
			'id' => $order->get_order_number(),
			'affiliation' => get_bloginfo( 'name' ),
			'revenue' => $order->get_total(),
			'tax' => $order->get_total_tax(),
			'shipping' => $order->get_total_shipping()
		);
		$command = "ga( 'ec:setAction', 'purchase', " . wp_json_encode( $summary ) . " );";
		array_push( $command_array, $command );

		update_post_meta( $order_id, '_ga_tracked', 1 );

		return $command_array;
	}

	public function add_to_cart() {
		if ( ! Jetpack_Google_Analytics_Options::track_add_to_cart_is_enabled() ) {
			return;
		}

		if ( ! is_single() ) {
			return;
		}

		global $product;

		$product_sku_or_id = $product->get_sku() ? $product->get_sku() : '#' . $product->get_id();
		$selector = ".single_add_to_cart_button";

		wc_enqueue_js(
			"jQuery( function( $ ) {
				$( '" . esc_js( $selector ) . "' ).click( function() {
					var productDetails = {
						'id': '" . esc_js( $product_sku_or_id ) . "',
						'name' : '" . esc_js( $product->get_title() ) . "',
						'quantity': $( 'input.qty' ).val() ? $( 'input.qty' ).val() : '1',
					};
					ga( 'ec:addProduct', productDetails );
					ga( 'ec:setAction', 'add' );
					ga( 'send', 'event', 'UX', 'click', 'add to cart' );
				} );
			} );"
		);
	}

	public function loop_add_to_cart() {
		if ( ! Jetpack_Google_Analytics_Options::track_add_to_cart_is_enabled() ) {
			return;
		}

		if ( ! class_exists( 'WooCommerce' ) ) {
			return;
		}

		$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
		if ( ! $minimum_woocommerce_active ) {
			return;
		}

		$selector = ".add_to_cart_button:not(.product_type_variable, .product_type_grouped)";

		wc_enqueue_js(
			"jQuery( function( $ ) {
				$( '" . esc_js( $selector ) . "' ).click( function() {
					var productSku = $( this ).data( 'product_sku' );
					var productID = $( this ).data( 'product_id' );
					var productDetails = {
						'id': productSku ? productSku : '#' + productID,
						'quantity': $( this ).data( 'quantity' ),
					};
					ga( 'ec:addProduct', productDetails );
					ga( 'ec:setAction', 'add' );
					ga( 'send', 'event', 'UX', 'click', 'add to cart' );
				} );
			} );"
		);
	}

	public function wp_footer() {
		if ( ! Jetpack_Google_Analytics_Options::has_tracking_code() ) {
			return;
		}

		if ( is_admin() ) {
			return;
		}

		$async_code = "
			<!-- Jetpack Google Analytics -->
			<script>
				ga( 'send', 'pageview' );
			</script>
			<!-- End Jetpack Google Analytics -->
		";

		echo "$async_code\r\n";
	}
}

1			<?php
2
3			/**
4			* Jetpack_Google_Analytics_Universal hooks and and enqueues support for analytics.js
5			* https://developers.google.com/analytics/devguides/collection/analyticsjs/
6			* https://developers.google.com/analytics/devguides/collection/analyticsjs/enhanced-ecommerce
7			*
8			* @author allendav
9			*/
10
11			/**
12			* Bail if accessed directly
13			*/
14			if ( ! defined( 'ABSPATH' ) ) {
15			exit;
16			}
17
18			class Jetpack_Google_Analytics_Universal {
19			public function __construct() {
20			add_filter( 'jetpack_wga_universal_commands', array( $this, 'maybe_anonymize_ip' ) );
21			add_filter( 'jetpack_wga_universal_commands', array( $this, 'maybe_track_purchases' ) );
22
23			add_action( 'wp_head', array( $this, 'wp_head' ), 999999 );
24
25			// For attaching to a button click on a single product view
26			add_action( 'woocommerce_after_add_to_cart_button', array( $this, 'add_to_cart' ) );
27
28			// For attaching to button clicks on multi-product views
29			add_action( 'wp_footer', array( $this, 'loop_add_to_cart' ) );
30
31			add_action( 'wp_footer', array( $this, 'wp_footer' ) );
32			}
33
34			public function wp_head() {
35			$tracking_code = Jetpack_Google_Analytics_Options::get_tracking_code();
36			if ( empty( $tracking_code ) ) {
37			echo "<!-- No tracking ID configured for Jetpack Google Analytics -->\r\n";
38			return;
39			}
40
41			// If we're in the admin_area, return without inserting code.
42			if ( is_admin() ) {
43			return;
44			}
45
46			/**
47			* Allow for additional elements to be added to the universal Google Analytics queue (ga) array
48			*
49			* @since 5.6.0
50			*
51			* @param array $custom_vars Array of universal Google Analytics queue elements
52			*/
53			$universal_commands = apply_filters( 'jetpack_wga_universal_commands', array() );
54
55			$async_code = "
56			<!-- Jetpack Google Analytics -->
57			<script>
58			window.ga = window.ga \|\| function(){ ( ga.q = ga.q \|\| [] ).push( arguments ) }; ga.l=+new Date;
59			ga( 'create', '%tracking_id%', 'auto' );
60			ga( 'require', 'ec' );
61			%universal_commands%
62			</script>
63			<script async src='https://www.google-analytics.com/analytics.js'></script>
64			<!-- End Jetpack Google Analytics -->
65			";
66			$async_code = str_replace( '%tracking_id%', $tracking_code, $async_code );
67
68			$universal_commands_string = implode( "\r\n", $universal_commands );
69			$async_code = str_replace( '%universal_commands%', $universal_commands_string, $async_code );
70
71			echo "$async_code\r\n";
72			}
73
74			public function maybe_anonymize_ip( $command_array ) {
75			if ( Jetpack_Google_Analytics_Options::anonymize_ip_is_enabled() ) {
76			array_push( $command_array, "ga( 'set', 'anonymizeIp', true );" );
77			}
78
79			return $command_array;
80			}
81
82			public function maybe_track_purchases( $command_array ) {
83			global $wp;
84
85			if ( ! Jetpack_Google_Analytics_Options::track_purchases_is_enabled() ) {
86			return $command_array;
87			}
88
89			if ( ! class_exists( 'WooCommerce' ) ) {
90			return $command_array;
91			}
92
93			$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
94			if ( ! $minimum_woocommerce_active ) {
95			return $command_array;
96			}
97
98			if ( ! is_order_received_page() ) {
99			return $command_array;
100			}
101
102			$order_id = isset( $wp->query_vars['order-received'] ) ? $wp->query_vars['order-received'] : 0;
103			if ( 0 == $order_id ) {
104			return $command_array;
105			}
106
107			// A 1 indicates we've already tracked this order - don't do it again
108			if ( 1 == get_post_meta( $order_id, '_ga_tracked', true ) ) {
109			return $command_array;
110			}
111
112			$order = new WC_Order( $order_id );
113			$order_currency = $order->get_currency();
114			$command = "ga( 'set', '&cu', '" . esc_js( $order_currency ) . "' );";
115			array_push( $command_array, $command );
116
117			// Order items
118			if ( $order->get_items() ) {
119			foreach ( $order->get_items() as $item ) {
120			$product = $order->get_product_from_item( $item );
121			$sku_or_id = $product->get_sku() ? $product->get_sku() : '#' . $product->get_id();
122
123			$item_details = array(
124			'id' => $sku_or_id,
125			'name' => $item['name'],
126			'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
127			'price' => $order->get_item_total( $item ),
128			'quantity' => $item['qty'],
129			);
130			$command = "ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );";
131			array_push( $command_array, $command );
132			}
133			}
134
135			// Order summary
136			$summary = array(
137			'id' => $order->get_order_number(),
138			'affiliation' => get_bloginfo( 'name' ),
139			'revenue' => $order->get_total(),
140			'tax' => $order->get_total_tax(),
141			'shipping' => $order->get_total_shipping()
142			);
143			$command = "ga( 'ec:setAction', 'purchase', " . wp_json_encode( $summary ) . " );";
144			array_push( $command_array, $command );
145
146			update_post_meta( $order_id, '_ga_tracked', 1 );
147
148			return $command_array;
149			}
150
151			public function add_to_cart() {
152			if ( ! Jetpack_Google_Analytics_Options::track_add_to_cart_is_enabled() ) {
153			return;
154			}
155
156			if ( ! is_single() ) {
157			return;
158			}
159
160			global $product;
161
162			$product_sku_or_id = $product->get_sku() ? $product->get_sku() : '#' . $product->get_id();
163			$selector = ".single_add_to_cart_button";
164
165			wc_enqueue_js(
166			"jQuery( function( $ ) {
167			$( '" . esc_js( $selector ) . "' ).click( function() {
168			var productDetails = {
169			'id': '" . esc_js( $product_sku_or_id ) . "',
170			'name' : '" . esc_js( $product->get_title() ) . "',
171			'quantity': $( 'input.qty' ).val() ? $( 'input.qty' ).val() : '1',
172			};
173			ga( 'ec:addProduct', productDetails );
174			ga( 'ec:setAction', 'add' );
175			ga( 'send', 'event', 'UX', 'click', 'add to cart' );
176			} );
177			} );"
178			);
179			}
180
181			public function loop_add_to_cart() {
182			if ( ! Jetpack_Google_Analytics_Options::track_add_to_cart_is_enabled() ) {
183			return;
184			}
185
186			if ( ! class_exists( 'WooCommerce' ) ) {
187			return;
188			}
189
190			$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
191			if ( ! $minimum_woocommerce_active ) {
192			return;
193			}
194
195			$selector = ".add_to_cart_button:not(.product_type_variable, .product_type_grouped)";
196
197			wc_enqueue_js(
198			"jQuery( function( $ ) {
199			$( '" . esc_js( $selector ) . "' ).click( function() {
200			var productSku = $( this ).data( 'product_sku' );
201			var productID = $( this ).data( 'product_id' );
202			var productDetails = {
203			'id': productSku ? productSku : '#' + productID,
204			'quantity': $( this ).data( 'quantity' ),
205			};
206			ga( 'ec:addProduct', productDetails );
207			ga( 'ec:setAction', 'add' );
208			ga( 'send', 'event', 'UX', 'click', 'add to cart' );
209			} );
210			} );"
211			);
212			}
213
214			public function wp_footer() {
215			if ( ! Jetpack_Google_Analytics_Options::has_tracking_code() ) {
216			return;
217			}
218
219			if ( is_admin() ) {
220			return;
221			}
222
223			$async_code = "
224			<!-- Jetpack Google Analytics -->
225			<script>
226			ga( 'send', 'pageview' );
227			</script>
228			<!-- End Jetpack Google Analytics -->
229			";
230
231			echo "$async_code\r\n";
232			}
233			}

Automattic / jetpack

Push — add/8181-enhanced-google-analy... ( 103c7b...3e3062 )

maybe_track_purchases() C

Complexity

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