146 lines
3.8 KiB
JavaScript
146 lines
3.8 KiB
JavaScript
/*global wc_geolocation_params */
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jQuery( function( $ ) {
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/**
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* Contains the current geo hash (or false if the hash
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* is not set/cannot be determined).
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*
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* @type {boolean|string}
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*/
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var geo_hash = false;
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/**
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* Obtains the current geo hash from the `woocommerce_geo_hash` cookie, if set.
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*
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* @returns {boolean}
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*/
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function get_geo_hash() {
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var geo_hash_cookie = Cookies.get( 'woocommerce_geo_hash' );
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if ( 'string' === typeof geo_hash_cookie && geo_hash_cookie.length ) {
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geo_hash = geo_hash_cookie;
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return true;
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}
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return false;
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}
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/**
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* If we have an active geo hash value but it does not match the `?v=` query var in
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* current page URL, that indicates that we need to refresh the page.
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*
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* @returns {boolean}
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*/
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function needs_refresh() {
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return geo_hash && ( new URLSearchParams( window.location.search ) ).get( 'v' ) !== geo_hash;
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}
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/**
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* Appends (or replaces) the geo hash used for links on the current page.
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*/
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var $append_hashes = function() {
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if ( ! geo_hash ) {
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return;
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}
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$( 'a[href^="' + wc_geolocation_params.home_url + '"]:not(a[href*="v="]), a[href^="/"]:not(a[href*="v="])' ).each( function() {
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var $this = $( this ),
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href = $this.attr( 'href' ),
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href_parts = href.split( '#' );
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href = href_parts[0];
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if ( href.indexOf( '?' ) > 0 ) {
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href = href + '&v=' + geo_hash;
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} else {
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href = href + '?v=' + geo_hash;
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}
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if ( typeof href_parts[1] !== 'undefined' && href_parts[1] !== null ) {
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href = href + '#' + href_parts[1];
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}
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$this.attr( 'href', href );
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});
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};
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var $geolocate_customer = {
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url: wc_geolocation_params.wc_ajax_url.toString().replace( '%%endpoint%%', 'get_customer_location' ),
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type: 'GET',
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success: function( response ) {
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if ( response.success && response.data.hash && response.data.hash !== geo_hash ) {
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$geolocation_redirect( response.data.hash );
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}
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}
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};
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/**
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* Once we have a new hash, we redirect so a new version of the current page
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* (with correct pricing for the current region, etc) is displayed.
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*
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* @param {string} hash
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*/
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var $geolocation_redirect = function( hash ) {
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// Updates our (cookie-based) cache of the hash value. Expires in 1 hour.
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Cookies.set( 'woocommerce_geo_hash', hash, { expires: 1 / 24 } );
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var this_page = window.location.toString();
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if ( this_page.indexOf( '?v=' ) > 0 || this_page.indexOf( '&v=' ) > 0 ) {
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this_page = this_page.replace( /v=[^&]+/, 'v=' + hash );
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} else if ( this_page.indexOf( '?' ) > 0 ) {
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this_page = this_page + '&v=' + hash;
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} else {
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this_page = this_page + '?v=' + hash;
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}
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window.location = this_page;
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};
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/**
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* Updates any forms on the page so they use the current geo hash.
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*/
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function update_forms() {
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if ( ! geo_hash ) {
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return;
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}
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$( 'form' ).each( function () {
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var $this = $( this );
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var method = $this.attr( 'method' );
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var hasField = $this.find( 'input[name="v"]' ).length > 0;
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if ( method && 'get' === method.toLowerCase() && ! hasField ) {
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$this.append( '<input type="hidden" name="v" value="' + geo_hash + '" />' );
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} else {
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var href = $this.attr( 'action' );
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if ( href ) {
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if ( href.indexOf( '?' ) > 0 ) {
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$this.attr( 'action', href + '&v=' + geo_hash );
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} else {
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$this.attr( 'action', href + '?v=' + geo_hash );
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}
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}
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}
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});
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}
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// Get the current geo hash. If it doesn't exist, or if it doesn't match the current
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// page URL, perform a geolocation request.
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if ( ! get_geo_hash() || needs_refresh() ) {
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$.ajax( $geolocate_customer );
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}
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// Page updates.
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update_forms();
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$append_hashes();
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$( document.body ).on( 'added_to_cart', function() {
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$append_hashes();
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});
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// Enable user to trigger manual append hashes on AJAX operations
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$( document.body ).on( 'woocommerce_append_geo_hashes', function() {
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$append_hashes();
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});
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});
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