Jetpack_WooCommerce_Analytics_Universal::wp_head_bottom() - Code Metrics - Inspection of "Fix syntax error" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — update/security-widget-languag... ( 75ac2c...0fa1b8 )

unknown

created 2018-03-27 21:59 UTC

wp_head_bottom() A

↳ Parent: Jetpack_WooCommerce_Analytics_Universal

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	4
nc	1
nop	0
dl	0
loc	5
rs	9.4285
c	0
b	0
f	0

<?php
/**
 * Jetpack_WooCommerce_Analytics_Universal
 *
 * @package Jetpack
 * @author Automattic
 */

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

/**
 * Class Jetpack_WooCommerce_Analytics_Universal
 * Filters and Actions added to Store pages to perform analytics
 */
class Jetpack_WooCommerce_Analytics_Universal {
	/**
	 * Jetpack_WooCommerce_Analytics_Universal constructor.
	 */
	public function __construct() {
		// loading _wca
		add_action( 'wp_head', array( $this, 'wp_head_top' ), 1 );

		// add to carts from non-product pages or lists (search, store etc.)
		add_action( 'wp_head', array( $this, 'loop_session_events' ), 2 );

		// loading s.js
		add_action( 'wp_head', array( $this, 'wp_head_bottom' ), 999999 );

		// Capture cart events
		add_action( 'woocommerce_add_to_cart', array( $this, 'capture_add_to_cart' ), 10, 6 );

		// single product page view
		add_action( 'woocommerce_after_single_product', array( $this, 'capture_product_view' ) );

		add_action( 'woocommerce_after_cart', array( $this, 'remove_from_cart' ) );
		add_action( 'woocommerce_after_mini_cart', array( $this, 'remove_from_cart' ) );
		add_action( 'wcct_before_cart_widget', array( $this, 'remove_from_cart' ) );
		add_filter( 'woocommerce_cart_item_remove_link', array( $this, 'remove_from_cart_attributes' ), 10, 2 );

		// cart checkout
		add_action( 'woocommerce_after_checkout_form', array( $this, 'checkout_process' ) );

		// order confirmed
		add_action( 'woocommerce_thankyou', array( $this, 'order_process' ), 10, 1 );
		add_action( 'woocommerce_after_cart', array( $this, 'remove_from_cart_via_quantity' ), 10, 1 );
	}

	/**
	 * Make _wca available to queue events
	 */
	public function wp_head_top() {
		if ( is_cart() || is_checkout() || is_checkout_pay_page() || is_order_received_page() || is_add_payment_method_page() ) {
			$prevent_referrer_code = "<script>window._wca_prevent_referrer = true;</script>";
			echo "$prevent_referrer_code\r\n";
		}
		$wca_code = "<script>window._wca = window._wca || [];</script>";
		echo "$wca_code\r\n";
	}


	/**
	 * Place script to call s.js, Store Analytics
	 */
	public function wp_head_bottom() {
		$filename = 's-' . gmdate( 'YW' ) . '.js';
		$async_code = "<script async src='https://stats.wp.com/" . $filename . "'></script>";
		echo "$async_code\r\n";
	}

	/**
	 * On product lists or other non-product pages, add an event listener to "Add to Cart" button click
	 */
	public function loop_session_events() {
		$blogid   = Jetpack::get_option( 'id' );
$a = "a";
$ab = "ab";
$abc = "abc";

		// check for previous add-to-cart cart events
		$data = WC()->session->get( 'wca_session_data' );
		if ( ! empty( $data ) ) {
			foreach ( $data as $data_instance ) {
				$product = wc_get_product( $data_instance['product_id'] );
				if ( ! $product ) {
					continue;
				}
				$product_details = $this->get_product_details( $product );
				wc_enqueue_js(
					"_wca.push( {
							'_en': '" . esc_js( $data_instance['event'] ) . "',
							'blog_id': '" . esc_js( $blogid ) . "',
							'pi': '" . esc_js( $data_instance['product_id'] ) . "',
							'pn': '" . esc_js( $product_details['name'] ) . "',
							'pc': '" . esc_js( $product_details['category'] ) . "',
							'pp': '" . esc_js( $product_details['price'] ) . "',
							'pq': '" . esc_js( $data_instance['quantity'] ) . "',
							'ui': '" . esc_js( $this->get_user_id() ) . "',
						} );"
				);
			}
			// clear data
			WC()->session->set( 'wca_session_data', '' );
		}
	}

	/**
	 * On the cart page, add an event listener for removal of product click
	 */
	public function remove_from_cart() {

		// 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.
		$blogid = Jetpack::get_option( 'id' );
		wc_enqueue_js(
			"jQuery( 'div.woocommerce' ).on( 'click', 'a.remove', function() {
				var productID = jQuery( this ).data( 'product_id' );
				var quantity = jQuery( this ).parent().parent().find( '.qty' ).val()
				var productDetails = {
					'id': productID,
					'quantity': quantity ? quantity : '1',
				};
				_wca.push( {
					'_en': 'woocommerceanalytics_remove_from_cart',
					'blog_id': '" . esc_js( $blogid ) . "',
					'pi': productDetails.id,
					'pq': productDetails.quantity,
					'ui': '" . esc_js( $this->get_user_id() ) . "',
				} );
			} );"
		);
	}

	/**
	 * Adds the product ID to the remove product link (for use by remove_from_cart above) if not present
	 *
	 * @param string $url url.
	 * @param string $key key.
	 * @return mixed.

	 */
	public function remove_from_cart_attributes( $url, $key ) {
		if ( false !== strpos( $url, 'data-product_id' ) ) {
			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;
	}

	/**
	 * Gather relevant product information
	 *
	 * @param array $product product
	 * @return array
	 */
	public function get_product_details( $product ) {
		return array(
			'id'       => $product->get_id(),

			'name'     => $product->get_title(),

			'category' => $this->get_product_categories_concatenated( $product ),
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
			'price'    => $product->get_price(),

		);
	}

	/**
	 * Track a product page view
	 */
	public function capture_product_view() {

		global $product;
		$blogid = Jetpack::get_option( 'id' );
		$product_details = $this->get_product_details( $product );

		wc_enqueue_js(
			"_wca.push( {
				'_en': 'woocommerceanalytics_product_view',
				'blog_id': '" . esc_js( $blogid ) . "',
				'pi': '" . esc_js( $product_details['id'] ) . "',
				'pn': '" . esc_js( $product_details['name'] ) . "',
				'pc': '" . esc_js( $product_details['category'] ) . "',
				'pp': '" . esc_js( $product_details['price'] ) . "',
				'ui': '" . esc_js( $this->get_user_id() ) . "',
			} );"
		);
	}

	/**
	 * On the Checkout page, trigger an event for each product in the cart
	 */
	public function checkout_process() {

		$universal_commands = array();
		$cart               = WC()->cart->get_cart();
		$blogid             = Jetpack::get_option( 'id' );

		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 );

			if ( ! $product ) {
				continue;
			}

			$product_details = $this->get_product_details( $product );

			$universal_commands[] = "_wca.push( {
				'_en': 'woocommerceanalytics_product_checkout',
				'blog_id': '" . esc_js( $blogid ) . "',
				'pi': '" . esc_js( $product_details['id'] ) . "',
				'pn': '" . esc_js( $product_details['name'] ) . "',
				'pc': '" . esc_js( $product_details['category'] ) . "',
				'pp': '" . esc_js( $product_details['price'] ) . "',
				'pq': '" . esc_js( $cart_item['quantity'] ) . "',
				'ui': '" . esc_js( $this->get_user_id() ) . "',
			} );";
		}

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

	/**
	 * After the checkout process, fire an event for each item in the order
	 *
	 * @param string $order_id Order Id.
	 */
	public function order_process( $order_id ) {
		$order              = wc_get_order( $order_id );
		$universal_commands = array();
		$blogid             = Jetpack::get_option( 'id' );

		// loop through products in the order and queue a purchase event.
		foreach ( $order->get_items() as $order_item_id => $order_item ) {
			$product = $order->get_product_from_item( $order_item );

			$product_details = $this->get_product_details( $product );

			$universal_commands[] = "_wca.push( {
				'_en': 'woocommerceanalytics_product_purchase',
				'blog_id': '" . esc_js( $blogid ) . "',
				'pi': '" . esc_js( $product_details['id'] ) . "',
				'pn': '" . esc_js( $product_details['name'] ) . "',
				'pc': '" . esc_js( $product_details['category'] ) . "',
				'pp': '" . esc_js( $product_details['price'] ) . "',
				'pq': '" . esc_js( $order_item->get_quantity() ) . "',
				'oi': '" . esc_js( $order->get_order_number() ) . "',
				'ui': '" . esc_js( $this->get_user_id() ) . "',
			} );";
		}

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

	/**
	 * Listen for clicks on the "Update Cart" button to know if an item has been removed by
	 * updating its quantity to zero
	 */
	public function remove_from_cart_via_quantity() {
		$blogid = Jetpack::get_option( 'id' );

		wc_enqueue_js( "
			jQuery( 'button[name=update_cart]' ).on( 'click', function() {
				var cartItems = jQuery( '.cart_item' );
				cartItems.each( function( item ) {
					var qty = jQuery( this ).find( 'input.qty' );
					if ( qty && qty.val() === '0' ) {
						var productID = jQuery( this ).find( '.product-remove a' ).data( 'product_id' );
						_wca.push( {
							'_en': 'woocommerceanalytics_remove_from_cart',
							'blog_id': '" . esc_js( $blogid ) . "',
							'pi': productID,
							'ui': '" . esc_js( $this->get_user_id() ) . "',
						} );
					}
				} );
			} );
		" );
	}

	/**
	 * Get the current user id
	 *
	 * @return int
	 */
	public function get_user_id() {
		if ( is_user_logged_in() ) {
			$blogid = Jetpack::get_option( 'id' );
			$userid = get_current_user_id();
			return $blogid . ":" . $userid;
		}
		return 'null';
	}

	/**
		* @param $cart_item_key
		* @param $product_id
		* @param $quantity
		* @param $variation_id
		* @param $variation
		* @param $cart_item_data
		*/
	public function capture_add_to_cart( $cart_item_key, $product_id, $quantity, $variation_id, $variation, $cart_item_data ) {
		$referer_postid = isset( $_SERVER['HTTP_REFERER'] ) ? url_to_postid( $_SERVER['HTTP_REFERER'] ) : 0;
		// if the referring post is not a product OR the product being added is not the same as post
		// (eg. related product list on single product page) then include a product view event
		if ( ! wc_get_product( $referer_postid ) || $product_id != $referer_postid ) {
			$this->capture_event_in_session_data( $product_id, $quantity, 'woocommerceanalytics_product_view' );
		}
		// add cart event to the session data
		$this->capture_event_in_session_data( $product_id, $quantity, 'woocommerceanalytics_add_to_cart' );
	}

	/**
	 * @param $product_id
	 * @param $quantity
	 * @param $event
	 */
	public function capture_event_in_session_data( $product_id, $quantity, $event ) {

		$product = wc_get_product( $product_id );
		if ( ! $product ) {
			return;
		}

		$quantity = ( $quantity == 0 ) ? 1 : $quantity;

		// check for existing data
		$data = WC()->session->get( 'wca_session_data' );
		if ( empty( $data ) || ! is_array( $data ) ) {
			$data = array();
		}

		// extract new event data
		$new_data = array(
			'event' => $event,
			'product_id' => (string) $product_id,
			'quantity' => (string) $quantity,
		);

		// append new data
		$data[] = $new_data;

		WC()->session->set( 'wca_session_data', $data );
	}

	/**
	 * Gets product categories or varation attributes as a formatted concatenated string
	 *
	 * @param object $product WC_Product.
	 * @return string
	 */
	public function get_product_categories_concatenated( $product ) {

		if ( ! $product ) {
			return '';
		}

		$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;
	}

}


1		<?php
2		/**
3		* Jetpack_WooCommerce_Analytics_Universal
4		*
5		* @package Jetpack
6		* @author Automattic
7		*/
8
9		/**
10		* Bail if accessed directly
11		*/
12		if ( ! defined( 'ABSPATH' ) ) {
13		exit;
14		}
15
16		/**
17		* Class Jetpack_WooCommerce_Analytics_Universal
18		* Filters and Actions added to Store pages to perform analytics
19		*/
20		class Jetpack_WooCommerce_Analytics_Universal {
21		/**
22		* Jetpack_WooCommerce_Analytics_Universal constructor.
23		*/
24		public function __construct() {
25		// loading _wca
26		add_action( 'wp_head', array( $this, 'wp_head_top' ), 1 );
27
28		// add to carts from non-product pages or lists (search, store etc.)
29		add_action( 'wp_head', array( $this, 'loop_session_events' ), 2 );
30
31		// loading s.js
32		add_action( 'wp_head', array( $this, 'wp_head_bottom' ), 999999 );
33
34		// Capture cart events
35		add_action( 'woocommerce_add_to_cart', array( $this, 'capture_add_to_cart' ), 10, 6 );
36
37		// single product page view
38		add_action( 'woocommerce_after_single_product', array( $this, 'capture_product_view' ) );
39
40		add_action( 'woocommerce_after_cart', array( $this, 'remove_from_cart' ) );
41		add_action( 'woocommerce_after_mini_cart', array( $this, 'remove_from_cart' ) );
42		add_action( 'wcct_before_cart_widget', array( $this, 'remove_from_cart' ) );
43		add_filter( 'woocommerce_cart_item_remove_link', array( $this, 'remove_from_cart_attributes' ), 10, 2 );
44
45		// cart checkout
46		add_action( 'woocommerce_after_checkout_form', array( $this, 'checkout_process' ) );
47
48		// order confirmed
49		add_action( 'woocommerce_thankyou', array( $this, 'order_process' ), 10, 1 );
50		add_action( 'woocommerce_after_cart', array( $this, 'remove_from_cart_via_quantity' ), 10, 1 );
51		}
52
53		/**
54		* Make _wca available to queue events
55		*/
56		public function wp_head_top() {
57		if ( is_cart() \|\| is_checkout() \|\| is_checkout_pay_page() \|\| is_order_received_page() \|\| is_add_payment_method_page() ) {
58		$prevent_referrer_code = "<script>window._wca_prevent_referrer = true;</script>";
59		echo "$prevent_referrer_code\r\n";
60		}
61		$wca_code = "<script>window._wca = window._wca \|\| [];</script>";
62		echo "$wca_code\r\n";
63		}
64
65
66		/**
67		* Place script to call s.js, Store Analytics
68		*/
69		public function wp_head_bottom() {
70		$filename = 's-' . gmdate( 'YW' ) . '.js';
71		$async_code = "<script async src='https://stats.wp.com/" . $filename . "'></script>";
72		echo "$async_code\r\n";
73		}
74
75		/**
76		* On product lists or other non-product pages, add an event listener to "Add to Cart" button click
77		*/
78		public function loop_session_events() {
79		$blogid = Jetpack::get_option( 'id' );
		0 ignored issues – show Coding Style introduced 2018-03-14 14:43 UTC by Report Bug Copy Issue Report Equals sign not aligned correctly; expected 1 space but found 3 spaces This check looks for improperly formatted assignments. Every assignment must have exactly one space before and one space after the equals operator. To illustrate: $a = "a"; $ab = "ab"; $abc = "abc"; will have no issues, while $a = "a"; $ab = "ab"; $abc = "abc"; will report issues in lines 1 and 2. Loading history...
80
81		// check for previous add-to-cart cart events
82		$data = WC()->session->get( 'wca_session_data' );
83		if ( ! empty( $data ) ) {
84		foreach ( $data as $data_instance ) {
85		$product = wc_get_product( $data_instance['product_id'] );
86		if ( ! $product ) {
87		continue;
88		}
89		$product_details = $this->get_product_details( $product );
90		wc_enqueue_js(
91		"_wca.push( {
92		'_en': '" . esc_js( $data_instance['event'] ) . "',
93		'blog_id': '" . esc_js( $blogid ) . "',
94		'pi': '" . esc_js( $data_instance['product_id'] ) . "',
95		'pn': '" . esc_js( $product_details['name'] ) . "',
96		'pc': '" . esc_js( $product_details['category'] ) . "',
97		'pp': '" . esc_js( $product_details['price'] ) . "',
98		'pq': '" . esc_js( $data_instance['quantity'] ) . "',
99		'ui': '" . esc_js( $this->get_user_id() ) . "',
100		} );"
101		);
102		}
103		// clear data
104		WC()->session->set( 'wca_session_data', '' );
105		}
106		}
107
108		/**
109		* On the cart page, add an event listener for removal of product click
110		*/
111	View Code Duplication	public function remove_from_cart() {
112
113		// We listen at div.woocommerce because the cart 'form' contents get forcibly
114		// updated and subsequent removals from cart would then not have this click
115		// handler attached.
116		$blogid = Jetpack::get_option( 'id' );
117		wc_enqueue_js(
118		"jQuery( 'div.woocommerce' ).on( 'click', 'a.remove', function() {
119		var productID = jQuery( this ).data( 'product_id' );
120		var quantity = jQuery( this ).parent().parent().find( '.qty' ).val()
121		var productDetails = {
122		'id': productID,
123		'quantity': quantity ? quantity : '1',
124		};
125		_wca.push( {
126		'_en': 'woocommerceanalytics_remove_from_cart',
127		'blog_id': '" . esc_js( $blogid ) . "',
128		'pi': productDetails.id,
129		'pq': productDetails.quantity,
130		'ui': '" . esc_js( $this->get_user_id() ) . "',
131		} );
132		} );"
133		);
134		}
135
136		/**
137		* Adds the product ID to the remove product link (for use by remove_from_cart above) if not present
138		*
139		* @param string $url url.
140		* @param string $key key.
141		* @return mixed.
		0 ignored issues – show Documentation introduced 2018-02-13 20:06 UTC by Report Bug Copy Issue Report The doc-type `mixed.` could not be parsed: Unknown type name "mixed." at position 0. (view supported doc-types) This check marks PHPDoc comments that could not be parsed by our parser. To see which comment annotations we can parse, please refer to our documentation on supported doc-types. Loading history...
142		*/
143	View Code Duplication	public function remove_from_cart_attributes( $url, $key ) {
144		if ( false !== strpos( $url, 'data-product_id' ) ) {
145		return $url;
146		}
147
148		$item = WC()->cart->get_cart_item( $key );
149		$product = $item['data'];
150
151		$new_attributes = sprintf(
152		'href="%s" data-product_id="%s" data-product_sku="%s"',
153		esc_attr( $url ),
154		esc_attr( $product->get_id() ),
155		esc_attr( $product->get_sku() )
156		);
157		$url = str_replace( 'href=', $new_attributes, $url );
158		return $url;
159		}
160
161		/**
162		* Gather relevant product information
163		*
164		* @param array $product product
165		* @return array
166		*/
167		public function get_product_details( $product ) {
168		return array(
169		'id' => $product->get_id(),
		0 ignored issues – show Bug introduced 2018-02-13 20:06 UTC by Report Bug Copy Issue Report The method `get_id` cannot be called on `$product` (of type `array`). Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects. Loading history...
170		'name' => $product->get_title(),
		0 ignored issues – show Bug introduced 2017-12-15 03:13 UTC by Report Bug Copy Issue Report The method `get_title` cannot be called on `$product` (of type `array`). Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects. Loading history...
171		'category' => $this->get_product_categories_concatenated( $product ),
		0 ignored issues – show Documentation introduced 2018-03-16 09:25 UTC by Report Bug Copy Issue Report `$product` is of type `array`, but the function expects a `object`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
172		'price' => $product->get_price(),
		0 ignored issues – show Bug introduced 2017-12-15 03:13 UTC by Report Bug Copy Issue Report The method `get_price` cannot be called on `$product` (of type `array`). Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects. Loading history...
173		);
174		}
175
176		/**
177		* Track a product page view
178		*/
179		public function capture_product_view() {
180
181		global $product;
182		$blogid = Jetpack::get_option( 'id' );
183		$product_details = $this->get_product_details( $product );
184
185		wc_enqueue_js(
186		"_wca.push( {
187		'_en': 'woocommerceanalytics_product_view',
188		'blog_id': '" . esc_js( $blogid ) . "',
189		'pi': '" . esc_js( $product_details['id'] ) . "',
190		'pn': '" . esc_js( $product_details['name'] ) . "',
191		'pc': '" . esc_js( $product_details['category'] ) . "',
192		'pp': '" . esc_js( $product_details['price'] ) . "',
193		'ui': '" . esc_js( $this->get_user_id() ) . "',
194		} );"
195		);
196		}
197
198		/**
199		* On the Checkout page, trigger an event for each product in the cart
200		*/
201		public function checkout_process() {
202
203		$universal_commands = array();
204		$cart = WC()->cart->get_cart();
205		$blogid = Jetpack::get_option( 'id' );
206
207		foreach ( $cart as $cart_item_key => $cart_item ) {
208		/**
209		* This filter is already documented in woocommerce/templates/cart/cart.php
210		*/
211		$product = apply_filters( 'woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key );
212
213		if ( ! $product ) {
214		continue;
215		}
216
217		$product_details = $this->get_product_details( $product );
218
219		$universal_commands[] = "_wca.push( {
220		'_en': 'woocommerceanalytics_product_checkout',
221		'blog_id': '" . esc_js( $blogid ) . "',
222		'pi': '" . esc_js( $product_details['id'] ) . "',
223		'pn': '" . esc_js( $product_details['name'] ) . "',
224		'pc': '" . esc_js( $product_details['category'] ) . "',
225		'pp': '" . esc_js( $product_details['price'] ) . "',
226		'pq': '" . esc_js( $cart_item['quantity'] ) . "',
227		'ui': '" . esc_js( $this->get_user_id() ) . "',
228		} );";
229		}
230
231		wc_enqueue_js( implode( "\r\n", $universal_commands ) );
232		}
233
234		/**
235		* After the checkout process, fire an event for each item in the order
236		*
237		* @param string $order_id Order Id.
238		*/
239		public function order_process( $order_id ) {
240		$order = wc_get_order( $order_id );
241		$universal_commands = array();
242		$blogid = Jetpack::get_option( 'id' );
243
244		// loop through products in the order and queue a purchase event.
245		foreach ( $order->get_items() as $order_item_id => $order_item ) {
246		$product = $order->get_product_from_item( $order_item );
247
248		$product_details = $this->get_product_details( $product );
249
250		$universal_commands[] = "_wca.push( {
251		'_en': 'woocommerceanalytics_product_purchase',
252		'blog_id': '" . esc_js( $blogid ) . "',
253		'pi': '" . esc_js( $product_details['id'] ) . "',
254		'pn': '" . esc_js( $product_details['name'] ) . "',
255		'pc': '" . esc_js( $product_details['category'] ) . "',
256		'pp': '" . esc_js( $product_details['price'] ) . "',
257		'pq': '" . esc_js( $order_item->get_quantity() ) . "',
258		'oi': '" . esc_js( $order->get_order_number() ) . "',
259		'ui': '" . esc_js( $this->get_user_id() ) . "',
260		} );";
261		}
262
263		wc_enqueue_js( implode( "\r\n", $universal_commands ) );
264		}
265
266		/**
267		* Listen for clicks on the "Update Cart" button to know if an item has been removed by
268		* updating its quantity to zero
269		*/
270	View Code Duplication	public function remove_from_cart_via_quantity() {
271		$blogid = Jetpack::get_option( 'id' );
272
273		wc_enqueue_js( "
274		jQuery( 'button[name=update_cart]' ).on( 'click', function() {
275		var cartItems = jQuery( '.cart_item' );
276		cartItems.each( function( item ) {
277		var qty = jQuery( this ).find( 'input.qty' );
278		if ( qty && qty.val() === '0' ) {
279		var productID = jQuery( this ).find( '.product-remove a' ).data( 'product_id' );
280		_wca.push( {
281		'_en': 'woocommerceanalytics_remove_from_cart',
282		'blog_id': '" . esc_js( $blogid ) . "',
283		'pi': productID,
284		'ui': '" . esc_js( $this->get_user_id() ) . "',
285		} );
286		}
287		} );
288		} );
289		" );
290		}
291
292		/**
293		* Get the current user id
294		*
295		* @return int
296		*/
297		public function get_user_id() {
298		if ( is_user_logged_in() ) {
299		$blogid = Jetpack::get_option( 'id' );
300		$userid = get_current_user_id();
301		return $blogid . ":" . $userid;
302		}
303		return 'null';
304		}
305
306		/**
307		* @param $cart_item_key
308		* @param $product_id
309		* @param $quantity
310		* @param $variation_id
311		* @param $variation
312		* @param $cart_item_data
313		*/
314		public function capture_add_to_cart( $cart_item_key, $product_id, $quantity, $variation_id, $variation, $cart_item_data ) {
315		$referer_postid = isset( $_SERVER['HTTP_REFERER'] ) ? url_to_postid( $_SERVER['HTTP_REFERER'] ) : 0;
316		// if the referring post is not a product OR the product being added is not the same as post
317		// (eg. related product list on single product page) then include a product view event
318		if ( ! wc_get_product( $referer_postid ) \|\| $product_id != $referer_postid ) {
319		$this->capture_event_in_session_data( $product_id, $quantity, 'woocommerceanalytics_product_view' );
320		}
321		// add cart event to the session data
322		$this->capture_event_in_session_data( $product_id, $quantity, 'woocommerceanalytics_add_to_cart' );
323		}
324
325		/**
326		* @param $product_id
327		* @param $quantity
328		* @param $event
329		*/
330		public function capture_event_in_session_data( $product_id, $quantity, $event ) {
331
332		$product = wc_get_product( $product_id );
333		if ( ! $product ) {
334		return;
335		}
336
337		$quantity = ( $quantity == 0 ) ? 1 : $quantity;
338
339		// check for existing data
340		$data = WC()->session->get( 'wca_session_data' );
341		if ( empty( $data ) \|\| ! is_array( $data ) ) {
342		$data = array();
343		}
344
345		// extract new event data
346		$new_data = array(
347		'event' => $event,
348		'product_id' => (string) $product_id,
349		'quantity' => (string) $quantity,
350		);
351
352		// append new data
353		$data[] = $new_data;
354
355		WC()->session->set( 'wca_session_data', $data );
356		}
357
358		/**
359		* Gets product categories or varation attributes as a formatted concatenated string
360		*
361		* @param object $product WC_Product.
362		* @return string
363		*/
364	View Code Duplication	public function get_product_categories_concatenated( $product ) {
365
366		if ( ! $product ) {
367		return '';
368		}
369
370		$variation_data = $product->is_type( 'variation' ) ? wc_get_product_variation_attributes( $product->get_id() ) : '';
371		if ( is_array( $variation_data ) && ! empty( $variation_data ) ) {
372		$line = wc_get_formatted_variation( $variation_data, true );
373		} else {
374		$out = array();
375		$categories = get_the_terms( $product->get_id(), 'product_cat' );
376		if ( $categories ) {
377		foreach ( $categories as $category ) {
378		$out[] = $category->name;
379		}
380		}
381		$line = join( '/', $out );
382		}
383		return $line;
384		}
385
386		}
387

Automattic / jetpack

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