Jetpack_Google_Analytics_Universal::add_to_cart() - Code Metrics - Inspection of "Allow universal analytics (analytics.js) to be use..." - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — fix/9129-allow-analytics-js-wi... ( 8a1a92...41fabb )

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created 2018-04-17 20:03 UTC

Jetpack_Google_Analytics_Universal::add_to_cart() B

↳ Parent: Jetpack_Google_Analytics_Universal

Complexity

Conditions	4
Paths	4

Size

Total Lines	31
Code Lines	14

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	4
eloc	14
nc	4
nop	0
dl	0
loc	31
rs	8.5806
c	0
b	0
f	0

<?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' ), 0 );
		// Priority zero rationale: Google's docs now advise to put it their script at/near the beginning of the head (not the end)

		add_action( 'woocommerce_after_add_to_cart_button', array( $this, 'add_to_cart' ) );
		add_action( 'wp_footer', array( $this, 'loop_add_to_cart' ) );
		add_action( 'woocommerce_after_cart', array( $this, 'remove_from_cart' ) );
		add_action( 'woocommerce_after_mini_cart', array( $this, 'remove_from_cart' ) );
		add_filter( 'woocommerce_cart_item_remove_link', array( $this, 'remove_from_cart_attributes' ), 10, 2 );
		add_action( 'woocommerce_after_shop_loop_item', array( $this, 'listing_impression' ) );
		add_action( 'woocommerce_after_shop_loop_item', array( $this, 'listing_click' ) );
		add_action( 'woocommerce_after_single_product', array( $this, 'product_detail' ) );
		add_action( 'woocommerce_after_checkout_form', array( $this, 'checkout_process' ) );

		// If WooCommerce is active, we need to send a pageview command "last" (i.e. in the footer), so
		// that other universal commands can enqueue before it. We use priority 24 to add this command's
		// JavaScript just before wc_print_js is called (pri 25)
		if ( class_exists( 'WooCommerce' ) ) {
			add_action( 'wp_footer', array( $this, 'send_pageview_in_footer' ), 24 );
		}
	}

	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;
		}

		$universal_commands = array();

		// If WooCommerce is present, ask Google Analytics to load ecommerce tools
		if ( class_exists( 'WooCommerce' ) ) {
			array_push( $universal_commands, "ga( 'require', 'ec' );" );
		}

		// If WooCommerce isn't present, it is OK to immediately enqueue the pageview command
		// (if WooCommerce is present, this command will be added in the footer instead, to
		// allow other commands to queue ahead of it)
		if ( ! class_exists( 'WooCommerce' ) ) {
			array_push( $universal_commands, "ga( 'send', 'pageview' );" );
		}

		/**
		 * 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', $universal_commands );

		$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' );
				%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 );
				$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );

				$item_details = array(
					'id' => $product_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 ( ! class_exists( 'WooCommerce' ) ) {
			return;
		}

		if ( ! is_single() ) {
			return;
		}

		global $product;

		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
		$selector = ".single_add_to_cart_button";

		wc_enqueue_js(
			"$( '" . 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(
			"$( '" . 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 remove_from_cart() {
		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
			return;
		}

		if ( ! Jetpack_Google_Analytics_Options::track_remove_from_cart_is_enabled() ) {
			return;
		}

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

		// We listen at div.woocommerce because the cart 'form' contents get forcibly
		// updated and subsequent removals from cart would then not have this click
		// handler attached
		wc_enqueue_js(
			"$( 'div.woocommerce' ).on( 'click', 'a.remove', function() {
				var productSku = $( this ).data( 'product_sku' );
				var productID = $( this ).data( 'product_id' );
				var quantity = $( this ).parent().parent().find( '.qty' ).val()
				var productDetails = {
					'id': productSku ? productSku : '#' + productID,
					'quantity': quantity ? quantity : '1',
				};
				ga( 'ec:addProduct', productDetails );
				ga( 'ec:setAction', 'remove' );
				ga( 'send', 'event', 'UX', 'click', 'remove from cart' );
			} );"
		);
	}

	/**
	* Adds the product ID and SKU to the remove product link (for use by remove_from_cart above) if not present
	*/
	public function remove_from_cart_attributes( $url, $key ) {
		if ( false !== strpos( $url, 'data-product_id' ) ) {
			return $url;
		}

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

		$item = WC()->cart->get_cart_item( $key );
		$product = $item[ 'data' ];

		$new_attributes = sprintf( 'href="%s" data-product_id="%s" data-product_sku="%s"',
			esc_attr( $url ),
			esc_attr( $product->get_id() ),
			esc_attr( $product->get_sku() )
			);
		$url = str_replace( 'href=', $new_attributes, $url );
		return $url;
	}

	public function listing_impression() {
		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
			return;
		}

		if ( ! Jetpack_Google_Analytics_Options::track_product_impressions_is_enabled() ) {
			return;
		}

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

		if ( isset( $_GET['s'] ) ) {
			$list = "Search Results";
		} else {
			$list = "Product List";
		}

		global $product, $woocommerce_loop;
		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );

		$item_details = array(
			'id' => $product_sku_or_id,
			'name' => $product->get_title(),
			'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
			'list' => $list,
			'position' => $woocommerce_loop['loop']
		);
		wc_enqueue_js( "ga( 'ec:addImpression', " . wp_json_encode( $item_details ) . " );" );
	}

	public function listing_click() {
		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
			return;
		}

		if ( ! Jetpack_Google_Analytics_Options::track_product_clicks_is_enabled() ) {
			return;
		}

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

		if ( isset( $_GET['s'] ) ) {
			$list = "Search Results";
		} else {
			$list = "Product List";
		}

		global $product, $woocommerce_loop;
		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );

		$selector = ".products .post-" . esc_js( $product->get_id() ) . " a";

		$item_details = array(
			'id' => $product_sku_or_id,
			'name' => $product->get_title(),
			'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
			'position' => $woocommerce_loop['loop']
		);

		wc_enqueue_js(
			"$( '" . esc_js( $selector ) . "' ).click( function() {
				if ( true === $( this ).hasClass( 'add_to_cart_button' ) ) {
					return;
				}

				ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );
				ga( 'ec:setAction', 'click', { list: '" . esc_js( $list ) . "' } );
				ga( 'send', 'event', 'UX', 'click', { list: '" . esc_js( $list ) . "' } );
			} );"
		);
	}

	public function product_detail() {
		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
			return;
		}

		if ( ! Jetpack_Google_Analytics_Options::track_product_detail_view_is_enabled() ) {
			return;
		}

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

		global $product;
		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );

		$item_details = array(
			'id' => $product_sku_or_id,
			'name' => $product->get_title(),
			'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
			'price' => $product->get_price()
		);
		wc_enqueue_js(
			"ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );" .
			"ga( 'ec:setAction', 'detail' );"
		);
	}

	public function checkout_process() {
		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
			return;
		}

		if ( ! Jetpack_Google_Analytics_Options::track_checkout_started_is_enabled() ) {
			return;
		}

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

		$universal_commands = array();
		$cart = WC()->cart->get_cart();

		foreach ( $cart as $cart_item_key => $cart_item ) {
			/**
			* This filter is already documented in woocommerce/templates/cart/cart.php
			*/
			$product = apply_filters( 'woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key );
			$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );

			$item_details = array(
				'id' => $product_sku_or_id,
				'name' => $product->get_title(),
				'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
				'price' => $product->get_price(),
				'quantity' => $cart_item[ 'quantity' ]
			);

			array_push( $universal_commands, "ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );" );
		}

		array_push( $universal_commands, "ga( 'ec:setAction','checkout' );" );

		wc_enqueue_js( implode( "\r\n", $universal_commands ) );
	}

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

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

		if ( is_admin() ) {
			return;
		}

		wc_enqueue_js( "ga( 'send', 'pageview' );" );
	}
}


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' ), 0 );
24		// Priority zero rationale: Google's docs now advise to put it their script at/near the beginning of the head (not the end)
25
26		add_action( 'woocommerce_after_add_to_cart_button', array( $this, 'add_to_cart' ) );
27		add_action( 'wp_footer', array( $this, 'loop_add_to_cart' ) );
28		add_action( 'woocommerce_after_cart', array( $this, 'remove_from_cart' ) );
29		add_action( 'woocommerce_after_mini_cart', array( $this, 'remove_from_cart' ) );
30		add_filter( 'woocommerce_cart_item_remove_link', array( $this, 'remove_from_cart_attributes' ), 10, 2 );
31		add_action( 'woocommerce_after_shop_loop_item', array( $this, 'listing_impression' ) );
32		add_action( 'woocommerce_after_shop_loop_item', array( $this, 'listing_click' ) );
33		add_action( 'woocommerce_after_single_product', array( $this, 'product_detail' ) );
34		add_action( 'woocommerce_after_checkout_form', array( $this, 'checkout_process' ) );
35
36		// If WooCommerce is active, we need to send a pageview command "last" (i.e. in the footer), so
37		// that other universal commands can enqueue before it. We use priority 24 to add this command's
38		// JavaScript just before wc_print_js is called (pri 25)
39		if ( class_exists( 'WooCommerce' ) ) {
40		add_action( 'wp_footer', array( $this, 'send_pageview_in_footer' ), 24 );
41		}
42		}
43
44		public function wp_head() {
45		$tracking_code = Jetpack_Google_Analytics_Options::get_tracking_code();
46		if ( empty( $tracking_code ) ) {
47		echo "<!-- No tracking ID configured for Jetpack Google Analytics -->\r\n";
48		return;
49		}
50
51		// If we're in the admin_area, return without inserting code.
52		if ( is_admin() ) {
53		return;
54		}
55
56		$universal_commands = array();
57
58		// If WooCommerce is present, ask Google Analytics to load ecommerce tools
59		if ( class_exists( 'WooCommerce' ) ) {
60		array_push( $universal_commands, "ga( 'require', 'ec' );" );
61		}
62
63		// If WooCommerce isn't present, it is OK to immediately enqueue the pageview command
64		// (if WooCommerce is present, this command will be added in the footer instead, to
65		// allow other commands to queue ahead of it)
66		if ( ! class_exists( 'WooCommerce' ) ) {
67		array_push( $universal_commands, "ga( 'send', 'pageview' );" );
68		}
69
70		/**
71		* Allow for additional elements to be added to the universal Google Analytics queue (ga) array
72		*
73		* @since 5.6.0
74		*
75		* @param array $custom_vars Array of universal Google Analytics queue elements
76		*/
77
78		$universal_commands = apply_filters( 'jetpack_wga_universal_commands', $universal_commands );
79
80		$async_code = "
81		<!-- Jetpack Google Analytics -->
82		<script>
83		window.ga = window.ga \|\| function(){ ( ga.q = ga.q \|\| [] ).push( arguments ) }; ga.l=+new Date;
84		ga( 'create', '%tracking_id%', 'auto' );
85		%universal_commands%
86		</script>
87		<script async src='https://www.google-analytics.com/analytics.js'></script>
88		<!-- End Jetpack Google Analytics -->
89		";
90		$async_code = str_replace( '%tracking_id%', $tracking_code, $async_code );
91
92		$universal_commands_string = implode( "\r\n", $universal_commands );
93		$async_code = str_replace( '%universal_commands%', $universal_commands_string, $async_code );
94
95		echo "$async_code\r\n";
96		}
97
98		public function maybe_anonymize_ip( $command_array ) {
99		if ( Jetpack_Google_Analytics_Options::anonymize_ip_is_enabled() ) {
100		array_push( $command_array, "ga( 'set', 'anonymizeIp', true );" );
101		}
102
103		return $command_array;
104		}
105
106		public function maybe_track_purchases( $command_array ) {
107		global $wp;
108
109		if ( ! Jetpack_Google_Analytics_Options::track_purchases_is_enabled() ) {
110		return $command_array;
111		}
112
113		if ( ! class_exists( 'WooCommerce' ) ) {
114		return $command_array;
115		}
116
117		$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
118		if ( ! $minimum_woocommerce_active ) {
119		return $command_array;
120		}
121
122		if ( ! is_order_received_page() ) {
123		return $command_array;
124		}
125
126		$order_id = isset( $wp->query_vars['order-received'] ) ? $wp->query_vars['order-received'] : 0;
127		if ( 0 == $order_id ) {
128		return $command_array;
129		}
130
131		// A 1 indicates we've already tracked this order - don't do it again
132		if ( 1 == get_post_meta( $order_id, '_ga_tracked', true ) ) {
133		return $command_array;
134		}
135
136		$order = new WC_Order( $order_id );
137		$order_currency = $order->get_currency();
138		$command = "ga( 'set', '&cu', '" . esc_js( $order_currency ) . "' );";
139		array_push( $command_array, $command );
140
141		// Order items
142		if ( $order->get_items() ) {
143	View Code Duplication	foreach ( $order->get_items() as $item ) {
144		$product = $order->get_product_from_item( $item );
145		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
146
147		$item_details = array(
148		'id' => $product_sku_or_id,
149		'name' => $item['name'],
150		'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
151		'price' => $order->get_item_total( $item ),
152		'quantity' => $item['qty'],
153		);
154		$command = "ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );";
155		array_push( $command_array, $command );
156		}
157		}
158
159		// Order summary
160		$summary = array(
161		'id' => $order->get_order_number(),
162		'affiliation' => get_bloginfo( 'name' ),
163		'revenue' => $order->get_total(),
164		'tax' => $order->get_total_tax(),
165		'shipping' => $order->get_total_shipping()
166		);
167		$command = "ga( 'ec:setAction', 'purchase', " . wp_json_encode( $summary ) . " );";
168		array_push( $command_array, $command );
169
170		update_post_meta( $order_id, '_ga_tracked', 1 );
171
172		return $command_array;
173		}
174
175		public function add_to_cart() {
176		if ( ! Jetpack_Google_Analytics_Options::track_add_to_cart_is_enabled() ) {
177		return;
178		}
179
180		if ( ! class_exists( 'WooCommerce' ) ) {
181		return;
182		}
183
184		if ( ! is_single() ) {
185		return;
186		}
187
188		global $product;
189
190		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
191		$selector = ".single_add_to_cart_button";
192
193		wc_enqueue_js(
194		"$( '" . esc_js( $selector ) . "' ).click( function() {
195		var productDetails = {
196		'id': '" . esc_js( $product_sku_or_id ) . "',
197		'name' : '" . esc_js( $product->get_title() ) . "',
198		'quantity': $( 'input.qty' ).val() ? $( 'input.qty' ).val() : '1',
199		};
200		ga( 'ec:addProduct', productDetails );
201		ga( 'ec:setAction', 'add' );
202		ga( 'send', 'event', 'UX', 'click', 'add to cart' );
203		} );"
204		);
205		}
206
207		public function loop_add_to_cart() {
208		if ( ! Jetpack_Google_Analytics_Options::track_add_to_cart_is_enabled() ) {
209		return;
210		}
211
212		if ( ! class_exists( 'WooCommerce' ) ) {
213		return;
214		}
215
216		$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
217		if ( ! $minimum_woocommerce_active ) {
218		return;
219		}
220
221		$selector = ".add_to_cart_button:not(.product_type_variable, .product_type_grouped)";
222
223		wc_enqueue_js(
224		"$( '" . esc_js( $selector ) . "' ).click( function() {
225		var productSku = $( this ).data( 'product_sku' );
226		var productID = $( this ).data( 'product_id' );
227		var productDetails = {
228		'id': productSku ? productSku : '#' + productID,
229		'quantity': $( this ).data( 'quantity' ),
230		};
231		ga( 'ec:addProduct', productDetails );
232		ga( 'ec:setAction', 'add' );
233		ga( 'send', 'event', 'UX', 'click', 'add to cart' );
234		} );"
235		);
236		}
237
238		public function remove_from_cart() {
239		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
240		return;
241		}
242
243		if ( ! Jetpack_Google_Analytics_Options::track_remove_from_cart_is_enabled() ) {
244		return;
245		}
246
247		if ( ! class_exists( 'WooCommerce' ) ) {
248		return;
249		}
250
251		// We listen at div.woocommerce because the cart 'form' contents get forcibly
252		// updated and subsequent removals from cart would then not have this click
253		// handler attached
254		wc_enqueue_js(
255		"$( 'div.woocommerce' ).on( 'click', 'a.remove', function() {
256		var productSku = $( this ).data( 'product_sku' );
257		var productID = $( this ).data( 'product_id' );
258		var quantity = $( this ).parent().parent().find( '.qty' ).val()
259		var productDetails = {
260		'id': productSku ? productSku : '#' + productID,
261		'quantity': quantity ? quantity : '1',
262		};
263		ga( 'ec:addProduct', productDetails );
264		ga( 'ec:setAction', 'remove' );
265		ga( 'send', 'event', 'UX', 'click', 'remove from cart' );
266		} );"
267		);
268		}
269
270		/**
271		* Adds the product ID and SKU to the remove product link (for use by remove_from_cart above) if not present
272		*/
273	View Code Duplication	public function remove_from_cart_attributes( $url, $key ) {
274		if ( false !== strpos( $url, 'data-product_id' ) ) {
275		return $url;
276		}
277
278		if ( ! class_exists( 'WooCommerce' ) ) {
279		return $url;
280		}
281
282		$item = WC()->cart->get_cart_item( $key );
283		$product = $item[ 'data' ];
284
285		$new_attributes = sprintf( 'href="%s" data-product_id="%s" data-product_sku="%s"',
286		esc_attr( $url ),
287		esc_attr( $product->get_id() ),
288		esc_attr( $product->get_sku() )
289		);
290		$url = str_replace( 'href=', $new_attributes, $url );
291		return $url;
292		}
293
294		public function listing_impression() {
295		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
296		return;
297		}
298
299		if ( ! Jetpack_Google_Analytics_Options::track_product_impressions_is_enabled() ) {
300		return;
301		}
302
303		if ( ! class_exists( 'WooCommerce' ) ) {
304		return;
305		}
306
307		if ( isset( $_GET['s'] ) ) {
308		$list = "Search Results";
309		} else {
310		$list = "Product List";
311		}
312
313		global $product, $woocommerce_loop;
314		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
315
316		$item_details = array(
317		'id' => $product_sku_or_id,
318		'name' => $product->get_title(),
319		'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
320		'list' => $list,
321		'position' => $woocommerce_loop['loop']
322		);
323		wc_enqueue_js( "ga( 'ec:addImpression', " . wp_json_encode( $item_details ) . " );" );
324		}
325
326		public function listing_click() {
327		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
328		return;
329		}
330
331		if ( ! Jetpack_Google_Analytics_Options::track_product_clicks_is_enabled() ) {
332		return;
333		}
334
335		if ( ! class_exists( 'WooCommerce' ) ) {
336		return;
337		}
338
339		if ( isset( $_GET['s'] ) ) {
340		$list = "Search Results";
341		} else {
342		$list = "Product List";
343		}
344
345		global $product, $woocommerce_loop;
346		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
347
348		$selector = ".products .post-" . esc_js( $product->get_id() ) . " a";
349
350		$item_details = array(
351		'id' => $product_sku_or_id,
352		'name' => $product->get_title(),
353		'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
354		'position' => $woocommerce_loop['loop']
355		);
356
357		wc_enqueue_js(
358		"$( '" . esc_js( $selector ) . "' ).click( function() {
359		if ( true === $( this ).hasClass( 'add_to_cart_button' ) ) {
360		return;
361		}
362
363		ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );
364		ga( 'ec:setAction', 'click', { list: '" . esc_js( $list ) . "' } );
365		ga( 'send', 'event', 'UX', 'click', { list: '" . esc_js( $list ) . "' } );
366		} );"
367		);
368		}
369
370		public function product_detail() {
371		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
372		return;
373		}
374
375		if ( ! Jetpack_Google_Analytics_Options::track_product_detail_view_is_enabled() ) {
376		return;
377		}
378
379		if ( ! class_exists( 'WooCommerce' ) ) {
380		return;
381		}
382
383		global $product;
384		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
385
386		$item_details = array(
387		'id' => $product_sku_or_id,
388		'name' => $product->get_title(),
389		'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
390		'price' => $product->get_price()
391		);
392		wc_enqueue_js(
393		"ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );" .
394		"ga( 'ec:setAction', 'detail' );"
395		);
396		}
397
398		public function checkout_process() {
399		if ( ! Jetpack_Google_Analytics_Options::enhanced_ecommerce_tracking_is_enabled() ) {
400		return;
401		}
402
403		if ( ! Jetpack_Google_Analytics_Options::track_checkout_started_is_enabled() ) {
404		return;
405		}
406
407		if ( ! class_exists( 'WooCommerce' ) ) {
408		return;
409		}
410
411		$universal_commands = array();
412		$cart = WC()->cart->get_cart();
413
414	View Code Duplication	foreach ( $cart as $cart_item_key => $cart_item ) {
415		/**
416		* This filter is already documented in woocommerce/templates/cart/cart.php
417		*/
418		$product = apply_filters( 'woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key );
419		$product_sku_or_id = Jetpack_Google_Analytics_Utils::get_product_sku_or_id( $product );
420
421		$item_details = array(
422		'id' => $product_sku_or_id,
423		'name' => $product->get_title(),
424		'category' => Jetpack_Google_Analytics_Utils::get_product_categories_concatenated( $product ),
425		'price' => $product->get_price(),
426		'quantity' => $cart_item[ 'quantity' ]
427		);
428
429		array_push( $universal_commands, "ga( 'ec:addProduct', " . wp_json_encode( $item_details ) . " );" );
430		}
431
432		array_push( $universal_commands, "ga( 'ec:setAction','checkout' );" );
433
434		wc_enqueue_js( implode( "\r\n", $universal_commands ) );
435		}
436
437		public function send_pageview_in_footer() {
438		if ( ! Jetpack_Google_Analytics_Options::has_tracking_code() ) {
439		return;
440		}
441
442		if ( ! class_exists( 'WooCommerce' ) ) {
443		return;
444		}
445
446		if ( is_admin() ) {
447		return;
448		}
449
450		wc_enqueue_js( "ga( 'send', 'pageview' );" );
451		}
452		}
453

Automattic / jetpack

Push — fix/9129-allow-analytics-js-wi... ( 8a1a92...41fabb )

Jetpack_Google_Analytics_Universal::add_to_cart() B

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