jigoshop_template_functions.php

if (!function_exists('jigoshop_variable_add_to_cart')) {
    function jigoshop_variable_add_to_cart() {

        global $post, $_product;
        $jigoshop_options = Jigoshop_Base::get_options();

        $attributes = $_product->get_available_attributes_variations();

        //get all variations available as an array for easy usage by javascript
        $variationsAvailable = array();
        $children = $_product->get_children();

        foreach($children as $child) {
            /* @var $variation jigoshop_product_variation */
            $variation = $_product->get_child( $child );
            if($variation instanceof jigoshop_product_variation) {
                $vattrs = $variation->get_variation_attributes();
                $availability = $variation->get_availability();

                //@todo needs to be moved to jigoshop_product_variation class
                if (has_post_thumbnail($variation->get_variation_id())) {
                    $attachment_id = get_post_thumbnail_id( $variation->get_variation_id() );
                    $large_thumbnail_size = apply_filters('single_product_large_thumbnail_size', 'shop_large');
                    $image = wp_get_attachment_image_src( $attachment_id, $large_thumbnail_size);
                    if ( ! empty( $image ) ) $image = $image[0];
                    $image_link = wp_get_attachment_image_src( $attachment_id, 'full');
                    if ( ! empty( $image_link ) ) $image_link = $image_link[0];
                } else {
                    $image = '';
                    $image_link = '';
                }

                $a_weight = $a_length = $a_width = $a_height = '';

                if ( $variation->get_weight() ) {
                    $a_weight = '
                        <tr class="weight">
                            <th>Weight</th>
                            <td>'.$variation->get_weight().$jigoshop_options->get_option('jigoshop_weight_unit').'</td>
                        </tr>';
                }

                if ( $variation->get_length() ) {
                    $a_length = '
                        <tr class="length">
                            <th>Length</th>
                            <td>'.$variation->get_length().$jigoshop_options->get_option('jigoshop_dimension_unit').'</td>
                        </tr>';
                }

                if ( $variation->get_width() ) {
                    $a_width = '
                        <tr class="width">
                            <th>Width</th>
                            <td>'.$variation->get_width().$jigoshop_options->get_option('jigoshop_dimension_unit').'</td>
                        </tr>';
                }

                if ( $variation->get_height() ) {
                    $a_height = '
                        <tr class="height">
                            <th>Height</th>
                            <td>'.$variation->get_height().$jigoshop_options->get_option('jigoshop_dimension_unit').'</td>
                        </tr>
                    ';
                }

                $variationsAvailable[] = array(
                    'variation_id'     => $variation->get_variation_id(),
                    'sku'              => '<div class="sku">'.__('SKU','jigoshop').': ' . $variation->get_sku() . '</div>',
                    'attributes'       => $vattrs,
                    'in_stock'         => $variation->is_in_stock(),
                    'image_src'        => $image,
                    'image_link'       => $image_link,
                    'price_html'       => '<span class="price">'.$variation->get_price_html().'</span>',
                    'availability_html'=> '<p id="bottomStock" class="stock ' . esc_attr( $availability['class'] ) . '"><span class="stockReg">Variation is:</span> '. $availability['availability'].'</p>',
                    'a_weight'         => $a_weight,
                    'a_length'         => $a_length,
                    'a_width'          => $a_width,
                    'a_height'         => $a_height,
                );
            }
        }

        ?>
        <script type="text/javascript">
            var product_variations = <?php echo json_encode($variationsAvailable) ?>;
        </script>
        <form action="<?php echo esc_url( $_product->add_to_cart_url() ); ?>" class="variations_form cart" method="post">
            <fieldset class="variations">
                <?php foreach ( $attributes as $name => $options ): ?>
                    <?php $sanitized_name = sanitize_title( $name ); ?>
                    <div>
                        <span class="select_label"><?php echo jigoshop_product::attribute_label('pa_'.$name); ?></span>
                        <select id="<?php echo esc_attr( $sanitized_name ); ?>" name="tax_<?php echo $sanitized_name; ?>">
                            <option value=""><?php echo __('Choose an option ', 'jigoshop') ?>&hellip;</option>
                            <?php foreach ( $options as $value ) : ?>
                                <?php if ( taxonomy_exists( 'pa_'.$sanitized_name )) : ?>
                                    <?php $term = get_term_by( 'slug', $value, 'pa_'.$sanitized_name ); ?>
                                    <option value="<?php echo esc_attr( $term->slug ); ?>"><?php echo $term->name; ?></option>
                                <?php else : ?>
                                    <option value="<?php echo esc_attr( sanitize_title( $value ) ); ?>"><?php echo $value; ?></option>
                                <?php endif;?>
                            <?php endforeach; ?>
                        </select>
                    </div>
                <?php endforeach;?>
            </fieldset>
            <div class="single_variation"></div>
            <?php do_action('jigoshop_before_add_to_cart_form_button'); ?>
            <div class="variations_button" style="display:none;">
                <input type="hidden" name="variation_id" value="" />
                <input type="hidden" name="product_id" value="<?php echo esc_attr( $post->ID ); ?>" />
                <input type="hidden" name="customer_design" id="customer_design" value="" />
                <div class="quantity"><input name="quantity" value="1" size="4" title="Qty" class="input-text qty text" maxlength="12" /></div>
                <input type="submit" class="button-alt" value="<?php esc_html_e('Order Case', 'jigoshop'); ?>" />
            </div>
            <?php do_action('jigoshop_add_to_cart_form'); ?>
        </form>
        <?php
    }
}