https://dmvmemorials.com/wp-content/plugins/ait-languages/ait/woo-…/public/js/Cart.js?ver=0.29.1

1/*
2 * This file is part of the hyyan/woo-poly-integration plugin.
3 * (c) Hyyan Abo Fakher <[email protected]>
4 *
5 * For the full copyright and license information, please view the LICENSE
6 * file that was distributed with this source code.
7 *
8 * Modified WooCommerce cart-fragments.js script to break HTML5 fragment caching. 
9 * Useful when switching languages. Adds support new Cart page ajax.
10 **/
11
12/* global wc_cart_fragments_params */
13jQuery(function ($) {
14
15    // wc_cart_fragments_params is required to continue, ensure the object exists
16    if (typeof wc_cart_fragments_params === 'undefined') {
17        return false;
18    }
19
20    /* Storage Handling */
21    var $supports_html5_storage;
22    var cart_hash_key = wc_cart_fragments_params.ajax_url.toString() + '-wc_cart_hash';
23
24    try {
25        $supports_html5_storage = ('sessionStorage' in window && window.sessionStorage !== null);
26        window.sessionStorage.setItem('wc', 'test');
27        window.sessionStorage.removeItem('wc');
28        window.localStorage.setItem('wc', 'test');
29        window.localStorage.removeItem('wc');
30    } catch (err) {
31        $supports_html5_storage = false;
32    }
33
34    /* Cart session creation time to base expiration on */
35    function set_cart_creation_timestamp() {
36        if ($supports_html5_storage) {
37            sessionStorage.setItem('wc_cart_created', (new Date()).getTime());
38        }
39    }
40
41    /* Set the cart hash in both session and local storage */
42    function set_cart_hash(cart_hash) {
43        if ($supports_html5_storage) {
44            localStorage.setItem(cart_hash_key, cart_hash);
45            sessionStorage.setItem(cart_hash_key, cart_hash);
46        }
47    }
48
49    /* Get current Polylang language */
50    function get_pll_language() {
51        var pll_lang = $.cookie('pll_language');
52
53        if (pll_lang === null || pll_lang === undefined || pll_lang === '') {
54            pll_lang = '';
55        }
56
57        return pll_lang;
58    }
59
60    var $fragment_refresh = {
61        url: wc_cart_fragments_params.wc_ajax_url.toString().replace('%%endpoint%%', 'get_refreshed_fragments'),
62        type: 'POST',
63        success: function (data) {
64            if (data && data.fragments) {
65
66                $.each(data.fragments, function (key, value) {
67                    $(key).replaceWith(value);
68                });
69
70                if ($supports_html5_storage) {
71                    sessionStorage.setItem(wc_cart_fragments_params.fragment_name, JSON.stringify(data.fragments));
72                    set_cart_hash(data.cart_hash);
73
74                    if (data.cart_hash) {
75                        set_cart_creation_timestamp();
76                    }
77                }
78
79                $(document.body).trigger('wc_fragments_refreshed');
80            }
81        }
82    };
83
84    /* Named callback for refreshing cart fragment */
85    function refresh_cart_fragment() {
86        $.ajax($fragment_refresh);
87    }
88
89    /* Cart Handling */
90    if ($supports_html5_storage) {
91
92        var cart_timeout = null,
93                day_in_ms = (24 * 60 * 60 * 1000);
94
95        $(document.body).bind('wc_fragment_refresh updated_wc_div', function () {
96            refresh_cart_fragment();
97        });
98
99        $(document.body).bind('added_to_cart', function (event, fragments, cart_hash) {
100            var prev_cart_hash = sessionStorage.getItem(cart_hash_key);
101
102            if (prev_cart_hash === null || prev_cart_hash === undefined || prev_cart_hash === '') {
103                set_cart_creation_timestamp();
104            }
105
106            sessionStorage.setItem(wc_cart_fragments_params.fragment_name, JSON.stringify(fragments));
107            set_cart_hash(cart_hash);
108        });
109
110        $(document.body).bind('wc_fragments_refreshed', function () {
111            clearTimeout(cart_timeout);
112            cart_timeout = setTimeout(refresh_cart_fragment, day_in_ms);
113        });
114
115        // Refresh when storage changes in another tab
116        $(window).on('storage onstorage', function (e) {
117            if (cart_hash_key === e.originalEvent.key && localStorage.getItem(cart_hash_key) !== sessionStorage.getItem(cart_hash_key)) {
118                refresh_cart_fragment();
119            }
120        });
121
122        try {
123            var wc_fragments = $.parseJSON(sessionStorage.getItem(wc_cart_fragments_params.fragment_name)),
124                    cart_hash = sessionStorage.getItem(cart_hash_key),
125                    cookie_hash = $.cookie('woocommerce_cart_hash'),
126                    cart_created = sessionStorage.getItem('wc_cart_created');
127
128            if (cart_hash === null || cart_hash === undefined || cart_hash === '') {
129                cart_hash = '';
130            }
131
132            if (cookie_hash === null || cookie_hash === undefined || cookie_hash === '') {
133                cookie_hash = '';
134            }
135
136            if (cart_hash && (cart_created === null || cart_created === undefined || cart_created === '')) {
137                throw 'No cart_created';
138            }
139
140            if (cart_created) {
141                var cart_expiration = ((1 * cart_created) + day_in_ms),
142                        timestamp_now = (new Date()).getTime();
143                if (cart_expiration < timestamp_now) {
144                    throw 'Fragment expired';
145                }
146                cart_timeout = setTimeout(refresh_cart_fragment, (cart_expiration - timestamp_now));
147            }
148
149            if (wc_fragments && wc_fragments['div.widget_shopping_cart_content'] && cart_hash === cookie_hash) {
150
151                $.each(wc_fragments, function (key, value) {
152                    $(key).replaceWith(value);
153                });
154
155                $(document.body).trigger('wc_fragments_loaded');
156            } else {
157                throw 'No fragment';
158            }
159
160            // Refresh when the display language changes
161            var prev_pll_lang = sessionStorage.getItem('pll_language'),
162                    pll_lang = get_pll_language();
163
164            if (prev_pll_lang === null || prev_pll_lang === undefined || prev_pll_lang === '') {
165                prev_pll_lang = '';
166            }
167
168            if (pll_lang) {
169                if (!prev_pll_lang || prev_pll_lang !== pll_lang) {
170                    sessionStorage.setItem('pll_language', pll_lang);
171                    throw 'Language changed';
172                }
173            } else {
174                throw 'Language not found';
175            }
176
177        } catch (err) {
178            refresh_cart_fragment();
179        }
180
181    } else {
182        refresh_cart_fragment();
183    }
184
185    /* Cart Hiding */
186    if ($.cookie('woocommerce_items_in_cart') > 0) {
187        $('.hide_cart_widget_if_empty').closest('.widget_shopping_cart').show();
188    } else {
189        $('.hide_cart_widget_if_empty').closest('.widget_shopping_cart').hide();
190    }
191
192    $(document.body).bind('adding_to_cart', function () {
193        $('.hide_cart_widget_if_empty').closest('.widget_shopping_cart').show();
194    });
195});