woocommerce/assets/js/frontend/add-to-cart-variation.js

430 lines
13 KiB
JavaScript

/*!
* Variations Plugin
*/
;(function ( $, window, document, undefined ) {
$.fn.wc_variation_form = function () {
$.fn.wc_variation_form.find_matching_variations = function( product_variations, settings ) {
var matching = [];
for (var i = 0; i < product_variations.length; i++) {
var variation = product_variations[i];
var variation_id = variation.variation_id;
if ( $.fn.wc_variation_form.variations_match( variation.attributes, settings ) ) {
matching.push(variation);
}
}
return matching;
};
$.fn.wc_variation_form.variations_match = function( attrs1, attrs2 ) {
var match = true;
for ( var attr_name in attrs1 ) {
var val1 = attrs1[ attr_name ];
var val2 = attrs2[ attr_name ];
if ( val1 !== undefined && val2 !== undefined && val1.length !== 0 && val2.length !== 0 && val1 != val2 ) {
match = false;
}
}
return match;
};
// Unbind any existing events
this.unbind( 'check_variations update_variation_values found_variation' );
this.find( '.reset_variations' ).unbind( 'click' );
this.find( '.variations select' ).unbind( 'change focusin' );
// Bind events
$form = this
// On clicking the reset variation button
.on( 'click', '.reset_variations', function( event ) {
$( this ).closest( '.variations_form' ).find( '.variations select' ).val( '' ).change();
var $sku = $( this ).closest( '.product' ).find( '.sku' ),
$weight = $( this ).closest( '.product' ).find( '.product_weight' ),
$dimensions = $( this ).closest( '.product' ).find( '.product_dimensions' );
if ( $sku.attr( 'data-o_sku' ) )
$sku.text( $sku.attr( 'data-o_sku' ) );
if ( $weight.attr( 'data-o_weight' ) )
$weight.text( $weight.attr( 'data-o_weight' ) );
if ( $dimensions.attr( 'data-o_dimensions' ) )
$dimensions.text( $dimensions.attr( 'data-o_dimensions' ) );
return false;
} )
// Upon changing an option
.on( 'change', '.variations select', function( event ) {
$variation_form = $( this ).closest( '.variations_form' );
$variation_form.find( 'input[name=variation_id]' ).val( '' ).change();
$variation_form
.trigger( 'woocommerce_variation_select_change' )
.trigger( 'check_variations', [ '', false ] );
$( this ).blur();
if( $().uniform && $.isFunction( $.uniform.update ) ) {
$.uniform.update();
}
} )
// Upon gaining focus
.on( 'focusin touchstart', '.variations select', function( event ) {
$variation_form = $( this ).closest( '.variations_form' );
$variation_form
.trigger( 'woocommerce_variation_select_focusin' )
.trigger( 'check_variations', [ $( this ).attr( 'name' ), true ] );
} )
// Check variations
.on( 'check_variations', function( event, exclude, focus ) {
var all_set = true,
any_set = false,
showing_variation = false,
current_settings = {},
$variation_form = $( this ),
$reset_variations = $variation_form.find( '.reset_variations' );
$variation_form.find( '.variations select' ).each( function() {
if ( $( this ).val().length === 0 ) {
all_set = false;
} else {
any_set = true;
}
if ( exclude && $( this ).attr( 'name' ) == exclude ) {
all_set = false;
current_settings[$( this ).attr( 'name' )] = '';
} else {
// Encode entities
value = $( this ).val();
// Add to settings array
current_settings[ $( this ).attr( 'name' ) ] = value;
}
});
var product_id = parseInt( $variation_form.data( 'product_id' ) ),
all_variations = $variation_form.data( 'product_variations' );
// Fallback to window property if not set - backwards compat
if ( ! all_variations )
all_variations = window[ 'product_variations' ][ product_id ];
if ( ! all_variations )
all_variations = window[ 'product_variations' ];
if ( ! all_variations )
all_variations = window[ 'product_variations_' + product_id ];
var matching_variations = $.fn.wc_variation_form.find_matching_variations( all_variations, current_settings );
if ( all_set ) {
var variation = matching_variations.shift();
if ( variation ) {
// Found - set ID
$variation_form
.find( 'input[name=variation_id]' )
.val( variation.variation_id )
.change();
$variation_form.trigger( 'found_variation', [ variation ] );
} else {
// Nothing found - reset fields
$variation_form.find( '.variations select' ).val( '' );
if ( ! focus )
$variation_form.trigger( 'reset_image' );
alert( wc_add_to_cart_variation_params.i18n_no_matching_variations_text );
}
} else {
$variation_form.trigger( 'update_variation_values', [ matching_variations ] );
if ( ! focus )
$variation_form.trigger( 'reset_image' );
if ( ! exclude ) {
$variation_form.find( '.single_variation_wrap' ).slideUp( 200 );
}
}
if ( any_set ) {
if ( $reset_variations.css( 'visibility' ) === 'hidden' )
$reset_variations.css( 'visibility', 'visible' ).hide().fadeIn();
} else {
$reset_variations.css( 'visibility', 'hidden' );
}
} )
// Reset product image
.on( 'reset_image', function( event ) {
var $product = $(this).closest( '.product' ),
$product_img = $product.find( 'div.images img:eq(0)' ),
$product_link = $product.find( 'div.images a.zoom:eq(0)' ),
o_src = $product_img.attr( 'data-o_src' ),
o_title = $product_img.attr( 'data-o_title' ),
o_alt = $product_img.attr( 'data-o_alt' ),
o_href = $product_link.attr( 'data-o_href' );
if ( o_src !== undefined ) {
$product_img
.attr( 'src', o_src );
}
if ( o_href !== undefined ) {
$product_link
.attr( 'href', o_href );
}
if ( o_title !== undefined ) {
$product_img
.attr( 'title', o_title );
$product_link
.attr( 'title', o_title );
}
if ( o_alt !== undefined ) {
$product_img
.attr( 'alt', o_alt );
}
} )
// Disable option fields that are unavaiable for current set of attributes
.on( 'update_variation_values', function( event, variations ) {
$variation_form = $( this ).closest( '.variations_form' );
// Loop through selects and disable/enable options based on selections
$variation_form.find( '.variations select' ).each( function( index, el ) {
current_attr_select = $( el );
// Reset options
if ( ! current_attr_select.data( 'attribute_options' ) )
current_attr_select.data( 'attribute_options', current_attr_select.find( 'option:gt(0)' ).get() );
current_attr_select.find( 'option:gt(0)' ).remove();
current_attr_select.append( current_attr_select.data( 'attribute_options' ) );
current_attr_select.find( 'option:gt(0)' ).removeClass( 'active' );
// Get name
var current_attr_name = current_attr_select.attr( 'name' );
// Loop through variations
for ( var num in variations ) {
if ( typeof( variations[ num ] ) != 'undefined' ) {
var attributes = variations[ num ].attributes;
for ( var attr_name in attributes ) {
var attr_val = attributes[ attr_name ];
if ( attr_name == current_attr_name ) {
if ( attr_val ) {
// Decode entities
attr_val = $( '<div/>' ).html( attr_val ).text();
// Add slashes
attr_val = attr_val.replace(/'/g, "\\'");
attr_val = attr_val.replace(/"/g, "\\\"");
// Compare the meerkat
current_attr_select.find( 'option[value="' + attr_val + '"]' ).addClass( 'active' );
} else {
current_attr_select.find( 'option:gt(0)' ).addClass( 'active' );
}
}
}
}
}
// Detach inactive
current_attr_select.find( 'option:gt(0):not(.active)' ).remove();
});
// Custom event for when variations have been updated
$variation_form.trigger( 'woocommerce_update_variation_values' );
} )
// Show single variation details (price, stock, image)
.on( 'found_variation', function( event, variation ) {
var $variation_form = $( this ),
$product = $( this ).closest( '.product' ),
$product_img = $product.find( 'div.images img:eq(0)' ),
$product_link = $product.find( 'div.images a.zoom:eq(0)' ),
o_src = $product_img.attr( 'data-o_src' ),
o_title = $product_img.attr( 'data-o_title' ),
o_alt = $product_img.attr( 'data-o_alt' ),
o_href = $product_link.attr( 'data-o_href' ),
variation_image = variation.image_src,
variation_link = variation.image_link,
variation_title = variation.image_title,
variation_alt = variation.image_alt;
$variation_form.find( '.variations_button' ).show();
$variation_form.find( '.single_variation' ).html( variation.price_html + variation.availability_html );
if ( o_src === undefined ) {
o_src = ( ! $product_img.attr( 'src' ) ) ? '' : $product_img.attr( 'src' );
$product_img.attr( 'data-o_src', o_src );
}
if ( o_href === undefined ) {
o_href = ( ! $product_link.attr( 'href' ) ) ? '' : $product_link.attr( 'href' );
$product_link.attr( 'data-o_href', o_href );
}
if ( o_title === undefined ) {
o_title = ( ! $product_img.attr( 'title' ) ) ? '' : $product_img.attr( 'title' );
$product_img.attr( 'data-o_title', o_title );
}
if ( o_alt === undefined ) {
o_alt = ( ! $product_img.attr( 'alt' ) ) ? '' : $product_img.attr( 'alt' );
$product_img.attr( 'data-o_alt', o_alt );
}
if ( variation_image && variation_image.length > 1 ) {
$product_img
.attr( 'src', variation_image )
.attr( 'alt', variation_alt )
.attr( 'title', variation_title );
$product_link
.attr( 'href', variation_link )
.attr( 'title', variation_title );
} else {
$product_img
.attr( 'src', o_src )
.attr( 'alt', o_alt )
.attr( 'title', o_title );
$product_link
.attr( 'href', o_href )
.attr( 'title', o_title );
}
var $single_variation_wrap = $variation_form.find( '.single_variation_wrap' ),
$sku = $product.find( '.product_meta' ).find( '.sku' ),
$weight = $product.find( '.product_weight' ),
$dimensions = $product.find( '.product_dimensions' );
if ( ! $sku.attr( 'data-o_sku' ) )
$sku.attr( 'data-o_sku', $sku.text() );
if ( ! $weight.attr( 'data-o_weight' ) )
$weight.attr( 'data-o_weight', $weight.text() );
if ( ! $dimensions.attr( 'data-o_dimensions' ) )
$dimensions.attr( 'data-o_dimensions', $dimensions.text() );
if ( variation.sku ) {
$sku.text( variation.sku );
} else {
$sku.text( $sku.attr( 'data-o_sku' ) );
}
if ( variation.weight ) {
$weight.text( variation.weight );
} else {
$weight.text( $weight.attr( 'data-o_weight' ) );
}
if ( variation.dimensions ) {
$dimensions.text( variation.dimensions );
} else {
$dimensions.text( $dimensions.attr( 'data-o_dimensions' ) );
}
$single_variation_wrap.find( '.quantity' ).show();
if ( ! variation.is_in_stock && ! variation.backorders_allowed ) {
$variation_form.find( '.variations_button' ).hide();
}
if ( ! variation.variation_is_visible ) {
$variation_form.find( '.variations_button' ).hide();
$variation_form.find( '.single_variation' ).html( '<p>' + wc_add_to_cart_variation_params.i18n_unavailable_text + '</p>' );
}
if ( variation.min_qty )
$single_variation_wrap.find( 'input[name=quantity]' ).attr( 'min', variation.min_qty ).val( variation.min_qty );
else
$single_variation_wrap.find( 'input[name=quantity]' ).removeAttr( 'min' );
if ( variation.max_qty )
$single_variation_wrap.find( 'input[name=quantity]' ).attr( 'max', variation.max_qty );
else
$single_variation_wrap.find( 'input[name=quantity]' ).removeAttr( 'max' );
if ( variation.is_sold_individually === 'yes' ) {
$single_variation_wrap.find( 'input[name=quantity]' ).val( '1' );
$single_variation_wrap.find( '.quantity' ).hide();
}
$single_variation_wrap.slideDown( 200 ).trigger( 'show_variation', [ variation ] );
});
$form.trigger( 'wc_variation_form' );
return $form;
};
$( function() {
// wc_add_to_cart_variation_params is required to continue, ensure the object exists
if ( typeof wc_add_to_cart_variation_params === 'undefined' )
return false;
$( '.variations_form' ).wc_variation_form();
$( '.variations_form .variations select' ).change();
});
})( jQuery, window, document );