编辑文件：add-to-cart-variation.min.js
!function(t,a,i,e){var r=function(t){var a=this;a.$form=t,a.$attributeFields=t.find(".variations select"),a.$singleVariation=t.find(".single_variation"),a.$singleVariationWrap=t.find(".single_variation_wrap"),a.$resetVariations=t.find(".reset_variations"),a.$resetAlert=t.find(".reset_variations_alert"),a.$product=t.closest(".product"),a.variationData=t.data("product_variations"),a.useAjax=!1===a.variationData,a.xhr=!1,a.loading=!0,a.$singleVariationWrap.show(),a.$form.off(".wc-variation-form"),a.getChosenAttributes=a.getChosenAttributes.bind(a),a.findMatchingVariations=a.findMatchingVariations.bind(a),a.isMatch=a.isMatch.bind(a),a.toggleResetLink=a.toggleResetLink.bind(a),a.showNoMatchingVariationsMsg=a.showNoMatchingVariationsMsg.bind(a),t.on("click.wc-variation-form",".reset_variations",{variationForm:a},a.onReset),t.on("reload_product_variations",{variationForm:a},a.onReload),t.on("hide_variation",{variationForm:a},a.onHide),t.on("show_variation",{variationForm:a},a.onShow),t.on("click",".single_add_to_cart_button",{variationForm:a},a.onAddToCart),t.on("reset_data",{variationForm:a},a.onResetDisplayedVariation),t.on("reset_focus",{variationForm:a},a.onResetVariationFocus),t.on("announce_reset",{variationForm:a},a.onAnnounceReset),t.on("clear_reset_announcement",{variationForm:a},a.onClearResetAnnouncement),t.on("reset_image",{variationForm:a},a.onResetImage),t.on("change.wc-variation-form",".variations select",{variationForm:a},a.onChange),t.on("found_variation.wc-variation-form",{variationForm:a},a.onFoundVariation),t.on("check_variations.wc-variation-form",{variationForm:a},a.onFindVariation),t.on("update_variation_values.wc-variation-form",{variationForm:a},a.onUpdateAttributes),t.on("keydown.wc-variation-form",".reset_variations",{variationForm:a},a.onResetKeyDown),setTimeout(function(){t.trigger("check_variations"),t.trigger("wc_variation_form",a),a.loading=!1},100)};r.prototype.onReset=function(t){t.preventDefault(),t.data.variationForm.$attributeFields.val("").trigger("change"),t.data.variationForm.$form.trigger("announce_reset"),t.data.variationForm.$form.trigger("reset_data"),t.data.variationForm.$form.trigger("reset_focus")},r.prototype.onReload=function(t){var a=t.data.variationForm;a.variationData=a.$form.data("product_variations"),a.useAjax=!1===a.variationData,a.$form.trigger("check_variations")},r.prototype.onHide=function(t){t.preventDefault(),t.data.variationForm.$form.find(".single_add_to_cart_button").removeClass("wc-variation-is-unavailable").addClass("disabled wc-variation-selection-needed"),t.data.variationForm.$form.find(".woocommerce-variation-add-to-cart").removeClass("woocommerce-variation-add-to-cart-enabled").addClass("woocommerce-variation-add-to-cart-disabled")},r.prototype.onShow=function(a,i,e){a.preventDefault(),e?(a.data.variationForm.$form.find(".single_add_to_cart_button").removeClass("disabled wc-variation-selection-needed wc-variation-is-unavailable"),a.data.variationForm.$form.find(".woocommerce-variation-add-to-cart").removeClass("woocommerce-variation-add-to-cart-disabled").addClass("woocommerce-variation-add-to-cart-enabled")):(a.data.variationForm.$form.find(".single_add_to_cart_button").removeClass("wc-variation-selection-needed").addClass("disabled wc-variation-is-unavailable"),a.data.variationForm.$form.find(".woocommerce-variation-add-to-cart").removeClass("woocommerce-variation-add-to-cart-enabled").addClass("woocommerce-variation-add-to-cart-disabled")),wp.mediaelement&&a.data.variationForm.$form.find(".wp-audio-shortcode, .wp-video-shortcode").not(".mejs-container").filter(function(){return!t(this).parent().hasClass("mejs-mediaelement")}).mediaelementplayer(wp.mediaelement.settings)},r.prototype.onAddToCart=function(i){t(this).is(".disabled")&&(i.preventDefault(),t(this).is(".wc-variation-is-unavailable")?a.alert(wc_add_to_cart_variation_params.i18n_unavailable_text):t(this).is(".wc-variation-selection-needed")&&a.alert(wc_add_to_cart_variation_params.i18n_make_a_selection_text))},r.prototype.onResetDisplayedVariation=function(t){var a=t.data.variationForm;a.$product.find(".product_meta").find(".sku").wc_reset_content(),a.$product.find(".product_weight, .woocommerce-product-attributes-item--weight .woocommerce-product-attributes-item__value").wc_reset_content(),a.$product.find(".product_dimensions, .woocommerce-product-attributes-item--dimensions .woocommerce-product-attributes-item__value").wc_reset_content(),a.$form.trigger("reset_image"),a.$singleVariation.slideUp(200).trigger("hide_variation")},r.prototype.onAnnounceReset=function(t){t.data.variationForm.$resetAlert.text(wc_add_to_cart_variation_params.i18n_reset_alert_text)},r.prototype.onResetVariationFocus=function(t){t.data.variationForm.$attributeFields[0].focus()},r.prototype.onClearResetAnnouncement=function(t){t.data.variationForm.$resetAlert.text("")},r.prototype.onResetImage=function(t){t.data.variationForm.$form.wc_variations_image_update(!1)},r.prototype.onFindVariation=function(a,i){var e=a.data.variationForm,r=void 0!==i?i:e.getChosenAttributes(),o=r.data;if(r.count&&r.count===r.chosenCount)if(e.useAjax)e.xhr&&e.xhr.abort(),e.$form.block({message:null,overlayCSS:{background:"#fff",opacity:.6}}),o.product_id=parseInt(e.$form.data("product_id"),10),o.custom_data=e.$form.data("custom_data"),e.xhr=t.ajax({url:wc_add_to_cart_variation_params.wc_ajax_url.toString().replace("%%endpoint%%","get_variation"),type:"POST",data:o,success:function(t){t?e.$form.trigger("found_variation",[t]):(e.$form.trigger("reset_data"),r.chosenCount=0,e.loading||e.showNoMatchingVariationsMsg())},complete:function(){e.$form.unblock()}});else{e.$form.trigger("update_variation_values");var n=e.findMatchingVariations(e.variationData,o).shift();n?e.$form.trigger("found_variation",[n]):(e.$form.trigger("reset_data"),r.chosenCount=0,e.loading||e.showNoMatchingVariationsMsg())}else e.$form.trigger("update_variation_values"),e.$form.trigger("reset_data");e.toggleResetLink(r.chosenCount>0)},r.prototype.onFoundVariation=function(a,i){var e=a.data.variationForm,r=e.$product.find(".product_meta").find(".sku"),n=e.$product.find(".product_weight, .woocommerce-product-attributes-item--weight .woocommerce-product-attributes-item__value"),s=e.$product.find(".product_dimensions, .woocommerce-product-attributes-item--dimensions .woocommerce-product-attributes-item__value"),c=e.$singleVariationWrap.find('.quantity input.qty[name="quantity"]'),_=c.closest(".quantity"),d=!0,l=!1,m="";if(i.sku?r.wc_set_content(i.sku):r.wc_reset_content(),i.weight?n.wc_set_content(i.weight_html):n.wc_reset_content(),i.dimensions?s.wc_set_content(t.parseHTML(i.dimensions_html)[0].data):s.wc_reset_content(),e.$form.wc_variations_image_update(i),i.variation_is_visible?(l=o("variation-template"),i.variation_id):l=o("unavailable-variation-template"),m=(m=(m=l({variation:i})).replace("/*<![CDATA[*/","")).replace("/*]]>*/",""),e.$form.find('input[name="variation_id"], input.variation_id').val(i.variation_id).trigger("change"),"yes"===i.is_sold_individually)c.val("1").attr("min","1").attr("max","").trigger("change"),_.hide();else{var g=parseFloat(c.val());g=isNaN(g)?i.min_qty:(g=g>parseFloat(i.max_qty)?i.max_qty:g)<parseFloat(i.min_qty)?i.min_qty:g,c.attr("min",i.min_qty).attr("max",i.max_qty).val(g).trigger("change"),_.show()}i.is_purchasable&&i.is_in_stock&&i.variation_is_visible||(d=!1),setTimeout(function(){e.$singleVariation.html(m),e.$singleVariation.text().trim()?e.$singleVariation.slideDown(200).trigger("show_variation",[i,d]):e.$singleVariation.show().trigger("show_variation",[i,d])},300)},r.prototype.onChange=function(t){var a=t.data.variationForm;a.$form.find('input[name="variation_id"], input.variation_id').val("").trigger("change"),a.$form.trigger("clear_reset_announcement"),a.$form.find(".wc-no-matching-variations").parent().remove(),a.useAjax?a.$form.trigger("check_variations"):(a.$form.trigger("woocommerce_variation_select_change"),a.$form.trigger("check_variations")),a.$form.trigger("woocommerce_variation_has_changed")},r.prototype.addSlashes=function(t){return t=(t=t.replace(/'/g,"\\'")).replace(/"/g,'\\"')},r.prototype.onUpdateAttributes=function(a){var i=a.data.variationForm,e=i.getChosenAttributes().data;i.useAjax||(i.$attributeFields.each(function(a,r){var o,n=t(r),s=n.data("attribute_name")||n.attr("name"),c=t(r).data("show_option_none"),_=":gt(0)",d=t("<select/>"),l=n.val()||"",m=!0;if(!n.data("attribute_html")){var g=n.clone();g.find("option").removeAttr("attached").prop("disabled",!1).prop("selected",!1),n.data("attribute_options",g.find("option"+_).get()),n.data("attribute_html",g.html())}d.html(n.data("attribute_html"));var v=t.extend(!0,{},e);v[s]="";var u=i.findMatchingVariations(i.variationData,v);for(var f in u)if("undefined"!=typeof u[f]){var p=u[f].attributes;for(var h in p)if(p.hasOwnProperty(h)){var w=p[h],y="";if(h===s)if(u[f].variation_is_active&&(y="enabled"),w){w=t("<div/>").html(w).text();var b=d.find("option");if(b.length)for(var $=0,F=b.length;$<F;$++){var x=t(b[$]);if(w===x.val()){x.addClass("attached "+y);break}}}else d.find("option:gt(0)").addClass("attached "+y)}}o=d.find("option.attached").length,l&&(m=!1,0!==o&&d.find("option.attached.enabled").each(function(){var a=t(this).val();if(l===a)return m=!0,!1})),o>0&&l&&m&&"no"===c&&(d.find("option:first").remove(),_=""),d.find("option"+_+":not(.attached)").remove(),n.html(d.html()),n.find("option"+_+":not(.enabled)").prop("disabled",!0),l?m?n.val(l):n.val("").trigger("change"):n.val("")}),i.$form.trigger("woocommerce_update_variation_values"))},r.prototype.getChosenAttributes=function(){var a={},i=0,e=0;return this.$attributeFields.each(function(){var r=t(this).data("attribute_name")||t(this).attr("name"),o=t(this).val()||"";o.length>0&&e++,i++,a[r]=o}),{count:i,chosenCount:e,data:a}},r.prototype.findMatchingVariations=function(t,a){for(var i=[],e=0;e<t.length;e++){var r=t[e];this.isMatch(r.attributes,a)&&i.push(r)}return i},r.prototype.isMatch=function(t,a){var i=!0;for(var e in t)if(t.hasOwnProperty(e)){var r=t[e],o=a[e];void 0!==r&&void 0!==o&&0!==r.length&&0!==o.length&&r!==o&&(i=!1)}return i},r.prototype.toggleResetLink=function(t){t?"hidden"===this.$resetVariations.css("visibility")&&this.$resetVariations.css("visibility","visible").hide().fadeIn():this.$resetVariations.css("visibility","hidden")},r.prototype.showNoMatchingVariationsMsg=function(){this.$form.find(".single_variation").after('<div role="alert"><p class="wc-no-matching-variations woocommerce-info">'+wc_add_to_cart_variation_params.i18n_no_matching_variations_text+"</p></div>").next("div").find(".wc-no-matching-variations").slideDown(200)},r.prototype.onResetKeyDown=function(t){"Enter"!==t.code&&"Space"!==t.code||(t.preventDefault(),t.data.variationForm.onReset(t))},t.fn.wc_variation_form=function(){return new r(this),this},t.fn.wc_set_content=function(t){void 0===this.attr("data-o_content")&&this.attr("data-o_content",this.text()),this.text(t)},t.fn.wc_reset_content=function(){void 0!==this.attr("data-o_content")&&this.text(this.attr("data-o_content"))},t.fn.wc_set_variation_attr=function(t,a){void 0===this.attr("data-o_"+t)&&this.attr("data-o_"+t,this.attr(t)?this.attr(t):""),!1===a?this.removeAttr(t):this.attr(t,a)},t.fn.wc_reset_variation_attr=function(t){void 0!==this.attr("data-o_"+t)&&this.attr(t,this.attr("data-o_"+t))},t.fn.wc_maybe_trigger_slide_position_reset=function(a){var i=t(this),e=i.closest(".product").find(".images"),r=!1,o=a&&a.image_id?a.image_id:"";i.attr("current-image")!==o&&(r=!0),i.attr("current-image",o),r&&e.trigger("woocommerce_gallery_reset_slide_position")},t.fn.wc_variations_gallery_is_active=function(){return"yes"===t(this).attr("data-product_gallery_active")},t.fn.wc_get_default_product_gallery_html=function(){var i=t(this),e=i.find(".wc-product-gallery-default-template");return e.length?t.trim(e.html()):(a.wc_variation_gallery_defaults||{})[i.data("product_id")]||""},t.fn.wc_find_gallery_root=function(){return t(this).find(".woocommerce-product-gallery").addBack(".woocommerce-product-gallery").first()},t.fn.wc_variations_gallery_replace=function(a,i){var e=t(this),r=e.closest(".product").wc_find_gallery_root(),o=t(t.parseHTML(t.trim(a))).wc_find_gallery_root(),n=i&&i.image_id?i.image_id:"";return!(!r.length||!o.length)&&("undefined"!=typeof wc_single_product_params&&r.trigger("wc-product-gallery-before-destroy",[r[0],wc_single_product_params]),r.replaceWith(o),"function"==typeof t.fn.wc_product_gallery&&"undefined"!=typeof wc_single_product_params?(o.trigger("wc-product-gallery-before-init",[o[0],wc_single_product_params]),o.wc_product_gallery(wc_single_product_params),o.trigger("wc-product-gallery-after-init",[o[0],wc_single_product_params])):o.css("opacity",1),e.attr("current-image",n),e.attr("data-product_gallery_active","yes"),!0)},t.fn.wc_variations_gallery_reset=function(){var a=t(this),i=a.wc_get_default_product_gallery_html(),e=!1;return i.length&&(e=a.wc_variations_gallery_replace(i,!1)),e&&(a.removeAttr("data-product_gallery_active"),a.attr("current-image","")),e},t.fn.wc_variations_image_update=function(i){var e,r,o,n,s,c,_=this,d=_.closest(".product");if(i&&i.gallery_images_html&&i.gallery_images_html.length&&_.wc_variations_gallery_replace(i.gallery_images_html,i))a.setTimeout(function(){t(a).trigger("resize")},20);else{if(_.wc_variations_gallery_is_active()){var l=_.wc_variations_gallery_reset();if(!i)return void(l&&a.setTimeout(function(){t(a).trigger("resize")},20));if(!l)return}if(e=d.find(".images"),o=(r=d.find(".flex-control-nav")).find("li:eq(0) img"),s=(n=e.find(".woocommerce-product-gallery__image, .woocommerce-product-gallery__image--placeholder").eq(0)).find(".wp-post-image"),c=n.find("a").eq(0),i&&i.image&&i.image.src&&i.image.src.length>1){r.find('li img[data-o_src="'+i.image.gallery_thumbnail_src+'"]').length>0&&_.wc_variations_image_reset();var m=r.find('li img[src="'+i.image.gallery_thumbnail_src+'"]');if(m.length>0)return m.trigger("flexslider-click"),_.attr("current-image",i.image_id),void a.setTimeout(function(){t(a).trigger("resize"),e.trigger("woocommerce_gallery_init_zoom")},20);s.wc_set_variation_attr("src",i.image.src),s.wc_set_variation_attr("height",i.image.src_h),s.wc_set_variation_attr("width",i.image.src_w),s.wc_set_variation_attr("srcset",i.image.srcset),s.wc_set_variation_attr("sizes",i.image.sizes),s.wc_set_variation_attr("title",i.image.title),s.wc_set_variation_attr("data-caption",i.image.caption),s.wc_set_variation_attr("alt",i.image.alt),s.wc_set_variation_attr("data-src",i.image.full_src),s.wc_set_variation_attr("data-large_image",i.image.full_src),s.wc_set_variation_attr("data-large_image_width",i.image.full_src_w),s.wc_set_variation_attr("data-large_image_height",i.image.full_src_h),n.wc_set_variation_attr("data-thumb",i.image.src),o.wc_set_variation_attr("src",i.image.gallery_thumbnail_src),c.wc_set_variation_attr("href",i.image.full_src)}else _.wc_variations_image_reset();a.setTimeout(function(){t(a).trigger("resize"),_.wc_maybe_trigger_slide_position_reset(i),e.trigger("woocommerce_gallery_init_zoom")},20)}},t.fn.wc_variations_image_reset=function(){var t=this.closest(".product"),a=t.find(".images"),i=t.find(".flex-control-nav").find("li:eq(0) img"),e=a.find(".woocommerce-product-gallery__image, .woocommerce-product-gallery__image--placeholder").eq(0),r=e.find(".wp-post-image"),o=e.find("a").eq(0);this.wc_variations_gallery_is_active()?this.wc_variations_gallery_reset():(r.wc_reset_variation_attr("src"),r.wc_reset_variation_attr("width"),r.wc_reset_variation_attr("height"),r.wc_reset_variation_attr("srcset"),r.wc_reset_variation_attr("sizes"),r.wc_reset_variation_attr("title"),r.wc_reset_variation_attr("data-caption"),r.wc_reset_variation_attr("alt"),r.wc_reset_variation_attr("data-src"),r.wc_reset_variation_attr("data-large_image"),r.wc_reset_variation_attr("data-large_image_width"),r.wc_reset_variation_attr("data-large_image_height"),e.wc_reset_variation_attr("data-thumb"),i.wc_reset_variation_attr("src"),o.wc_reset_variation_attr("href"))},t(function(){"undefined"!=typeof wc_add_to_cart_variation_params&&t(".variations_form").each(function(){t(this).wc_variation_form()})});var o=function(t){var e=i.getElementById("tmpl-"+t).textContent,r=!1;return(r=(r=(r=r||/<#\s?data\./.test(e))||/{{{?\s?data\.(?!variation\.).+}}}?/.test(e))||/{{{?\s?data\.variation\.[\w-]*[^\s}]/.test(e))?wp.template(t):function(t){var i=t.variation||{};return e.replace(/({{{?)\s?data\.variation\.([\w-]*)\s?(}}}?)/g,function(t,e,r,o){if(e.length!==o.length)return"";var n=i[r]||"";return 2===e.length?a.escape(n):n})}}}(jQuery,window,document);
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