Jetpack_Google_Analytics::__construct() - Code Metrics - Inspection of "New build" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

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Push — branch-5.4-built ( c6fe48...0e6e28 )

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created 2017-09-29 21:36 UTC

Jetpack_Google_Analytics::__construct() A

↳ Parent: Jetpack_Google_Analytics

Complexity

Conditions	1
Paths	1

Size

Total Lines	6
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	5
nc	1
nop	0
dl	0
loc	6
rs	9.4285
c	0
b	0
f	0

<?php
/*
		Copyright 2006  Aaron D. Campbell  (email : [email protected])

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

/**
 * Jetpack_Google_Analytics is the class that handles ALL of the plugin functionality.
 * It helps us avoid name collisions
 * http://codex.wordpress.org/Writing_a_Plugin#Avoiding_Function_Name_Collisions
 */
class Jetpack_Google_Analytics {

	/**
	 * @var Jetpack_Google_Analytics - Static property to hold our singleton instance
	 */
	static $instance = false;
class A {
    var $property;
}

	/**
	 * This is our constructor, which is private to force the use of get_instance()
	 *
	 * @return void

	 */
	private function __construct() {
		add_filter( 'jetpack_wga_classic_custom_vars', array( $this, 'jetpack_wga_classic_anonymize_ip' ) );
		add_filter( 'jetpack_wga_classic_custom_vars', array( $this, 'jetpack_wga_classic_track_purchases' ) );
		add_action( 'wp_footer', array( $this, 'insert_code' ) );
		add_action( 'wp_footer', array( $this, 'jetpack_wga_classic_track_add_to_cart' ) );
	}

	/**
	 * Function to instantiate our class and make it a singleton
	 */
	public static function get_instance() {
		if ( ! self::$instance ) {
			self::$instance = new self;
		}

		return self::$instance;
	}

	/**
	 * Used to generate a tracking URL
	 *
	 * @param array $track - Must have ['data'] and ['code'].
	 * @return string - Tracking URL
	 */
	private function _get_url( $track ) {
		$site_url = ( is_ssl() ? 'https://':'http://' ) . sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ); // Input var okay.
		foreach ( $track as $k => $value ) {
			if ( strpos( strtolower( $value ), strtolower( $site_url ) ) === 0 ) {
				$track[ $k ] = substr( $track[ $k ], strlen( $site_url ) );
			}
			if ( 'data' === $k ) {
				$track[ $k ] = preg_replace( '/^https?:\/\/|^\/+/i', '', $track[ $k ] );
			}

			// This way we don't lose search data.
			if ( 'data' === $k && 'search' === $track['code'] ) {
				$track[ $k ] = rawurlencode( $track[ $k ] );
			} else {
				$track[ $k ] = preg_replace( '/[^a-z0-9\.\/\+\?=-]+/i', '_', $track[ $k ] );
			}

			$track[ $k ] = trim( $track[ $k ], '_' );
		}
		$char = ( strpos( $track['data'], '?' ) === false ) ? '?' : '&amp;';
		return str_replace( "'", "\'", "/{$track['code']}/{$track['data']}{$char}referer=" . rawurlencode( isset( $_SERVER['HTTP_REFERER'] ) ? $_SERVER['HTTP_REFERER'] : '' ) ); // Input var okay.
	}

	/**
	 * Maybe output or return, depending on the context
	 */
	private function _output_or_return( $val, $maybe ) {
		if ( $maybe ) {
			echo $val . "\r\n";
		} else {
			return $val;
		}
	}

	/**
	 * This injects the Google Analytics code into the footer of the page.
	 *
	 * @param bool[optional] $output - defaults to true, false returns but does NOT echo the code.
	 */
	public function insert_code( $output = true ) {
		// If $output is not a boolean false, set it to true (default).
		$output = ( false !== $output);

		$tracking_id = $this->_get_tracking_code();
		if ( empty( $tracking_id ) ) {
			return $this->_output_or_return( '<!-- Your Google Analytics Plugin is missing the tracking ID -->', $output );
		}

		// If we're in the admin_area, return without inserting code.
		if ( is_admin() ) {
			return $this->_output_or_return( '<!-- Your Google Analytics Plugin is set to ignore Admin area -->', $output );
		}

		$custom_vars = array(
			"_gaq.push(['_setAccount', '{$tracking_id}']);",
		);

		$track = array();
		if ( is_404() ) {
			// This is a 404 and we are supposed to track them.
			$custom_vars[] = "_gaq.push(['_trackEvent', '404', document.location.href, document.referrer]);";
		} elseif ( is_search() ) {
			// Set track for searches, if it's a search, and we are supposed to.
			$track['data'] = sanitize_text_field( wp_unslash( $_REQUEST['s'] ) ); // Input var okay.
			$track['code'] = 'search';
		}

		if ( ! empty( $track ) ) {
			$track['url'] = $this->_get_url( $track );
			// adjust the code that we output, account for both types of tracking.
			$track['url'] = esc_js( str_replace( '&', '&amp;', $track['url'] ) );
			$custom_vars[] = "_gaq.push(['_trackPageview','{$track['url']}']);";
		} else {
			$custom_vars[] = "_gaq.push(['_trackPageview']);";
		}

		/**
		 * Allow for additional elements to be added to the classic Google Analytics queue (_gaq) array
		 *
		 * @since 5.4.0
		 *
		 * @param array $custom_vars Array of classic Google Analytics queue elements
		 */
		$custom_vars = apply_filters( 'jetpack_wga_classic_custom_vars', $custom_vars );

		// Ref: https://developers.google.com/analytics/devguides/collection/gajs/gaTrackingEcommerce#Example
		$async_code = "<!-- Jetpack Google Analytics -->
			<script type='text/javascript'>
				var _gaq = _gaq || [];
				%custom_vars%

				(function() {
					var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
					ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
					var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
				})();
			</script>";

		$custom_vars_string = implode( "\r\n", $custom_vars );
		$async_code = str_replace( '%custom_vars%', $custom_vars_string, $async_code );

		return $this->_output_or_return( $async_code, $output );
	}

	/**
	 * Used to get the tracking code option
	 *
	 * @return tracking code option value.
	 */
	private function _get_tracking_code() {
		$o = get_option( 'jetpack_wga' );

		if ( isset( $o['code'] ) && preg_match( '#UA-[\d-]+#', $o['code'], $matches ) ) {
				return $o['code'];
		}

		return '';
	}

	/**
	 * Used to filter in the anonymize IP snippet to the custom vars array for classic analytics
	 * Ref https://developers.google.com/analytics/devguides/collection/gajs/methods/gaJSApi_gat#_gat._anonymizelp
	 * @param array custom vars to be filtered
	 * @return array possibly updated custom vars
	 */
	public function jetpack_wga_classic_anonymize_ip( $custom_vars ) {
		$o = get_option( 'jetpack_wga' );
		$anonymize_ip = isset( $o[ 'anonymize_ip' ] ) ? $o[ 'anonymize_ip' ] : false;
		if ( $anonymize_ip ) {
			array_push( $custom_vars, "_gaq.push(['_gat._anonymizeIp']);" );
		}

		return $custom_vars;
	}

	/**
	 * Used to filter in the order details to the custom vars array for classic analytics
	 * @param array custom vars to be filtered
	 * @return array possibly updated custom vars
	 */
	public function jetpack_wga_classic_track_purchases( $custom_vars ) {
		global $wp;

		// Ref: https://developers.google.com/analytics/devguides/collection/gajs/gaTrackingEcommerce#Example
		$o = get_option( 'jetpack_wga' );
		$ec_track_purchases = isset( $o[ 'ec_track_purchases' ] ) ? $o[ 'ec_track_purchases' ] : false;
		$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
		if ( $ec_track_purchases && $minimum_woocommerce_active && is_order_received_page() ) {
			$order_id = isset( $wp->query_vars['order-received'] ) ? $wp->query_vars['order-received'] : 0;
			if ( 0 < $order_id && 1 != get_post_meta( $order_id, '_ga_tracked', true ) ) {
				$order = new WC_Order( $order_id );

				// [ '_add_Trans', '123', 'Site Title', '21.00', '1.00', '5.00', 'Snohomish', 'WA', 'USA' ]
				array_push(
					$custom_vars,
					sprintf(
						'_gaq.push( %s );', json_encode(
							array(
								'_addTrans',
								(string) $order->get_order_number(),
								get_bloginfo( 'name' ),
								(string) $order->get_total(),
								(string) $order->get_total_tax(),
								(string) $order->get_total_shipping(),
								(string) $order->get_billing_city(),
								(string) $order->get_billing_state(),
								(string) $order->get_billing_country()
							)
						)
					)
				);

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

						array_push(
							$custom_vars,
							sprintf(
								'_gaq.push( %s );', json_encode(
									array(
										'_addItem',
										(string) $order->get_order_number(),
										(string) $product_sku_or_id,
										$item['name'],
										self::get_product_categories_concatenated( $product ),
										(string) $order->get_item_total( $item ),
										(string) $item['qty']
									)
								)
							)
						);
					}
				} // get_items

				// Mark the order as tracked
				update_post_meta( $order_id, '_ga_tracked', 1 );
				array_push( $custom_vars, "_gaq.push(['_trackTrans']);" );
			} // order not yet tracked
		} // is order received page

		return $custom_vars;
	}

	/**
	 * Gets product categories or varation attributes as a formatted concatenated string
	 * @param WC_Product
	 * @return string
	 */
	public function get_product_categories_concatenated( $product ) {
		$variation_data = $product->is_type( 'variation' ) ? wc_get_product_variation_attributes( $product->get_id() ) : '';
		if ( is_array( $variation_data ) && ! empty( $variation_data ) ) {
			$line = wc_get_formatted_variation( $variation_data, true );
		} else {
			$out = array();
			$categories = get_the_terms( $product->get_id(), 'product_cat' );
			if ( $categories ) {
				foreach ( $categories as $category ) {
					$out[] = $category->name;
				}
			}
			$line = join( "/", $out );
		}
		return $line;
	}

	/**
	 * Used to add footer javascript to track user clicking on add-to-cart buttons
	 * on single views (.single_add_to_cart_button) and list views (.add_to_cart_button)
	 */
	public function jetpack_wga_classic_track_add_to_cart() {
		$tracking_id = $this->_get_tracking_code();
		if ( empty( $tracking_id ) ) {
			return;
		}

		$o = get_option( 'jetpack_wga' );
		$ec_track_add_to_cart = isset( $o[ 'ec_track_add_to_cart' ] ) ? $o[ 'ec_track_add_to_cart' ] : false;
		if ( $ec_track_add_to_cart ) {
			if ( is_product() ) { // product page
				global $product;
				$product_sku_or_id = $product->get_sku() ? $product->get_sku() : "#" + $product->get_id();
				wc_enqueue_js(
					"jQuery( function( $ ) {
						$( '.single_add_to_cart_button' ).click( function() {
							_gaq.push(['_trackEvent', 'Products', 'Add to Cart', '#" . esc_js( $product_sku_or_id ) . "']);
						} );
					} );"
				);
			} else if ( is_woocommerce() ) { // any other page that uses templates (like product lists, archives, etc)
				wc_enqueue_js(
					"jQuery( function( $ ) {
						$( '.add_to_cart_button:not(.product_type_variable, .product_type_grouped)' ).click( function() {
							var label = $( this ).data( 'product_sku' ) ? $( this ).data( 'product_sku' ) : '#' + $( this ).data( 'product_id' );
							_gaq.push(['_trackEvent', 'Products', 'Add to Cart', label]);
						} );
					} );"
				);
			}
		}
	}
}

global $jetpack_google_analytics;
$jetpack_google_analytics = Jetpack_Google_Analytics::get_instance();


1			<?php
2			/*
3			Copyright 2006 Aaron D. Campbell (email : [email protected])
4
5			This program is free software; you can redistribute it and/or modify
6			it under the terms of the GNU General Public License as published by
7			the Free Software Foundation; either version 2 of the License, or
8			(at your option) any later version.
9
10			This program is distributed in the hope that it will be useful,
11			but WITHOUT ANY WARRANTY; without even the implied warranty of
12			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13			GNU General Public License for more details.
14
15			You should have received a copy of the GNU General Public License
16			along with this program; if not, write to the Free Software
17			Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18			*/
19
20			/**
21			* Jetpack_Google_Analytics is the class that handles ALL of the plugin functionality.
22			* It helps us avoid name collisions
23			* http://codex.wordpress.org/Writing_a_Plugin#Avoiding_Function_Name_Collisions
24			*/
25			class Jetpack_Google_Analytics {
26
27			/**
28			* @var Jetpack_Google_Analytics - Static property to hold our singleton instance
29			*/
30			static $instance = false;
			0 ignored issues – show Coding Style introduced 2017-04-18 21:07 UTC by Report Bug Copy Issue Report The visibility should be declared for property `$instance`. The PSR-2 coding standard requires that all properties in a class have their visibility explicitly declared. If you declare a property using class A { var $property; } the property is implicitly global. To learn more about the PSR-2, please see the PHP-FIG site on the PSR-2. Loading history...
31
32			/**
33			* This is our constructor, which is private to force the use of get_instance()
34			*
35			* @return void
			0 ignored issues – show Comprehensibility Best Practice introduced 2016-11-11 21:07 UTC by Report Bug Copy Issue Report Adding a `@return` annotation to constructors is generally not recommended as a constructor does not have a meaningful return value. Adding a `@return` annotation to a constructor is not recommended, since a constructor does not have a meaningful return value. Please refer to the PHP core documentation on constructors. Loading history...
36			*/
37			private function __construct() {
38			add_filter( 'jetpack_wga_classic_custom_vars', array( $this, 'jetpack_wga_classic_anonymize_ip' ) );
39			add_filter( 'jetpack_wga_classic_custom_vars', array( $this, 'jetpack_wga_classic_track_purchases' ) );
40			add_action( 'wp_footer', array( $this, 'insert_code' ) );
41			add_action( 'wp_footer', array( $this, 'jetpack_wga_classic_track_add_to_cart' ) );
42			}
43
44			/**
45			* Function to instantiate our class and make it a singleton
46			*/
47			public static function get_instance() {
48			if ( ! self::$instance ) {
49			self::$instance = new self;
50			}
51
52			return self::$instance;
53			}
54
55			/**
56			* Used to generate a tracking URL
57			*
58			* @param array $track - Must have ['data'] and ['code'].
59			* @return string - Tracking URL
60			*/
61			private function _get_url( $track ) {
62			$site_url = ( is_ssl() ? 'https://':'http://' ) . sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ); // Input var okay.
63			foreach ( $track as $k => $value ) {
64			if ( strpos( strtolower( $value ), strtolower( $site_url ) ) === 0 ) {
65			$track[ $k ] = substr( $track[ $k ], strlen( $site_url ) );
66			}
67			if ( 'data' === $k ) {
68			$track[ $k ] = preg_replace( '/^https?:\/\/\|^\/+/i', '', $track[ $k ] );
69			}
70
71			// This way we don't lose search data.
72			if ( 'data' === $k && 'search' === $track['code'] ) {
73			$track[ $k ] = rawurlencode( $track[ $k ] );
74			} else {
75			$track[ $k ] = preg_replace( '/[^a-z0-9\.\/\+\?=-]+/i', '_', $track[ $k ] );
76			}
77
78			$track[ $k ] = trim( $track[ $k ], '_' );
79			}
80			$char = ( strpos( $track['data'], '?' ) === false ) ? '?' : '&';
81			return str_replace( "'", "\'", "/{$track['code']}/{$track['data']}{$char}referer=" . rawurlencode( isset( $_SERVER['HTTP_REFERER'] ) ? $_SERVER['HTTP_REFERER'] : '' ) ); // Input var okay.
82			}
83
84			/**
85			* Maybe output or return, depending on the context
86			*/
87			private function _output_or_return( $val, $maybe ) {
88			if ( $maybe ) {
89			echo $val . "\r\n";
90			} else {
91			return $val;
92			}
93			}
94
95			/**
96			* This injects the Google Analytics code into the footer of the page.
97			*
98			* @param bool[optional] $output - defaults to true, false returns but does NOT echo the code.
99			*/
100			public function insert_code( $output = true ) {
101			// If $output is not a boolean false, set it to true (default).
102			$output = ( false !== $output);
103
104			$tracking_id = $this->_get_tracking_code();
105			if ( empty( $tracking_id ) ) {
106			return $this->_output_or_return( '<!-- Your Google Analytics Plugin is missing the tracking ID -->', $output );
107			}
108
109			// If we're in the admin_area, return without inserting code.
110			if ( is_admin() ) {
111			return $this->_output_or_return( '<!-- Your Google Analytics Plugin is set to ignore Admin area -->', $output );
112			}
113
114			$custom_vars = array(
115			"_gaq.push(['_setAccount', '{$tracking_id}']);",
116			);
117
118			$track = array();
119			if ( is_404() ) {
120			// This is a 404 and we are supposed to track them.
121			$custom_vars[] = "_gaq.push(['_trackEvent', '404', document.location.href, document.referrer]);";
122			} elseif ( is_search() ) {
123			// Set track for searches, if it's a search, and we are supposed to.
124			$track['data'] = sanitize_text_field( wp_unslash( $_REQUEST['s'] ) ); // Input var okay.
125			$track['code'] = 'search';
126			}
127
128			if ( ! empty( $track ) ) {
129			$track['url'] = $this->_get_url( $track );
130			// adjust the code that we output, account for both types of tracking.
131			$track['url'] = esc_js( str_replace( '&', '&', $track['url'] ) );
132			$custom_vars[] = "_gaq.push(['_trackPageview','{$track['url']}']);";
133			} else {
134			$custom_vars[] = "_gaq.push(['_trackPageview']);";
135			}
136
137			/**
138			* Allow for additional elements to be added to the classic Google Analytics queue (_gaq) array
139			*
140			* @since 5.4.0
141			*
142			* @param array $custom_vars Array of classic Google Analytics queue elements
143			*/
144			$custom_vars = apply_filters( 'jetpack_wga_classic_custom_vars', $custom_vars );
145
146			// Ref: https://developers.google.com/analytics/devguides/collection/gajs/gaTrackingEcommerce#Example
147			$async_code = "<!-- Jetpack Google Analytics -->
148			<script type='text/javascript'>
149			var _gaq = _gaq \|\| [];
150			%custom_vars%
151
152			(function() {
153			var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
154			ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
155			var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
156			})();
157			</script>";
158
159			$custom_vars_string = implode( "\r\n", $custom_vars );
160			$async_code = str_replace( '%custom_vars%', $custom_vars_string, $async_code );
161
162			return $this->_output_or_return( $async_code, $output );
163			}
164
165			/**
166			* Used to get the tracking code option
167			*
168			* @return tracking code option value.
169			*/
170			private function _get_tracking_code() {
171			$o = get_option( 'jetpack_wga' );
172
173			if ( isset( $o['code'] ) && preg_match( '#UA-[\d-]+#', $o['code'], $matches ) ) {
174			return $o['code'];
175			}
176
177			return '';
178			}
179
180			/**
181			* Used to filter in the anonymize IP snippet to the custom vars array for classic analytics
182			* Ref https://developers.google.com/analytics/devguides/collection/gajs/methods/gaJSApi_gat#_gat._anonymizelp
183			* @param array custom vars to be filtered
184			* @return array possibly updated custom vars
185			*/
186			public function jetpack_wga_classic_anonymize_ip( $custom_vars ) {
187			$o = get_option( 'jetpack_wga' );
188			$anonymize_ip = isset( $o[ 'anonymize_ip' ] ) ? $o[ 'anonymize_ip' ] : false;
189			if ( $anonymize_ip ) {
190			array_push( $custom_vars, "_gaq.push(['_gat._anonymizeIp']);" );
191			}
192
193			return $custom_vars;
194			}
195
196			/**
197			* Used to filter in the order details to the custom vars array for classic analytics
198			* @param array custom vars to be filtered
199			* @return array possibly updated custom vars
200			*/
201			public function jetpack_wga_classic_track_purchases( $custom_vars ) {
202			global $wp;
203
204			// Ref: https://developers.google.com/analytics/devguides/collection/gajs/gaTrackingEcommerce#Example
205			$o = get_option( 'jetpack_wga' );
206			$ec_track_purchases = isset( $o[ 'ec_track_purchases' ] ) ? $o[ 'ec_track_purchases' ] : false;
207			$minimum_woocommerce_active = class_exists( 'WooCommerce' ) && version_compare( WC_VERSION, '3.0', '>=' );
208			if ( $ec_track_purchases && $minimum_woocommerce_active && is_order_received_page() ) {
209			$order_id = isset( $wp->query_vars['order-received'] ) ? $wp->query_vars['order-received'] : 0;
210			if ( 0 < $order_id && 1 != get_post_meta( $order_id, '_ga_tracked', true ) ) {
211			$order = new WC_Order( $order_id );
212
213			// [ '_add_Trans', '123', 'Site Title', '21.00', '1.00', '5.00', 'Snohomish', 'WA', 'USA' ]
214			array_push(
215			$custom_vars,
216			sprintf(
217			'_gaq.push( %s );', json_encode(
218			array(
219			'_addTrans',
220			(string) $order->get_order_number(),
221			get_bloginfo( 'name' ),
222			(string) $order->get_total(),
223			(string) $order->get_total_tax(),
224			(string) $order->get_total_shipping(),
225			(string) $order->get_billing_city(),
226			(string) $order->get_billing_state(),
227			(string) $order->get_billing_country()
228			)
229			)
230			)
231			);
232
233			// Order items
234			if ( $order->get_items() ) {
235			foreach ( $order->get_items() as $item ) {
236			$product = $order->get_product_from_item( $item );
237			$product_sku_or_id = $product->get_sku() ? $product->get_sku() : $product->get_id();
238
239			array_push(
240			$custom_vars,
241			sprintf(
242			'_gaq.push( %s );', json_encode(
243			array(
244			'_addItem',
245			(string) $order->get_order_number(),
246			(string) $product_sku_or_id,
247			$item['name'],
248			self::get_product_categories_concatenated( $product ),
249			(string) $order->get_item_total( $item ),
250			(string) $item['qty']
251			)
252			)
253			)
254			);
255			}
256			} // get_items
257
258			// Mark the order as tracked
259			update_post_meta( $order_id, '_ga_tracked', 1 );
260			array_push( $custom_vars, "_gaq.push(['_trackTrans']);" );
261			} // order not yet tracked
262			} // is order received page
263
264			return $custom_vars;
265			}
266
267			/**
268			* Gets product categories or varation attributes as a formatted concatenated string
269			* @param WC_Product
270			* @return string
271			*/
272			public function get_product_categories_concatenated( $product ) {
273			$variation_data = $product->is_type( 'variation' ) ? wc_get_product_variation_attributes( $product->get_id() ) : '';
274			if ( is_array( $variation_data ) && ! empty( $variation_data ) ) {
275			$line = wc_get_formatted_variation( $variation_data, true );
276			} else {
277			$out = array();
278			$categories = get_the_terms( $product->get_id(), 'product_cat' );
279			if ( $categories ) {
280			foreach ( $categories as $category ) {
281			$out[] = $category->name;
282			}
283			}
284			$line = join( "/", $out );
285			}
286			return $line;
287			}
288
289			/**
290			* Used to add footer javascript to track user clicking on add-to-cart buttons
291			* on single views (.single_add_to_cart_button) and list views (.add_to_cart_button)
292			*/
293			public function jetpack_wga_classic_track_add_to_cart() {
294			$tracking_id = $this->_get_tracking_code();
295			if ( empty( $tracking_id ) ) {
296			return;
297			}
298
299			$o = get_option( 'jetpack_wga' );
300			$ec_track_add_to_cart = isset( $o[ 'ec_track_add_to_cart' ] ) ? $o[ 'ec_track_add_to_cart' ] : false;
301			if ( $ec_track_add_to_cart ) {
302			if ( is_product() ) { // product page
303			global $product;
304			$product_sku_or_id = $product->get_sku() ? $product->get_sku() : "#" + $product->get_id();
305			wc_enqueue_js(
306			"jQuery( function( $ ) {
307			$( '.single_add_to_cart_button' ).click( function() {
308			_gaq.push(['_trackEvent', 'Products', 'Add to Cart', '#" . esc_js( $product_sku_or_id ) . "']);
309			} );
310			} );"
311			);
312			} else if ( is_woocommerce() ) { // any other page that uses templates (like product lists, archives, etc)
313			wc_enqueue_js(
314			"jQuery( function( $ ) {
315			$( '.add_to_cart_button:not(.product_type_variable, .product_type_grouped)' ).click( function() {
316			var label = $( this ).data( 'product_sku' ) ? $( this ).data( 'product_sku' ) : '#' + $( this ).data( 'product_id' );
317			_gaq.push(['_trackEvent', 'Products', 'Add to Cart', label]);
318			} );
319			} );"
320			);
321			}
322			}
323			}
324			}
325
326			global $jetpack_google_analytics;
327			$jetpack_google_analytics = Jetpack_Google_Analytics::get_instance();
328

Automattic / jetpack

Push — branch-5.4-built ( c6fe48...0e6e28 )

Jetpack_Google_Analytics::__construct() A

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