HOME

Mini Shell 1.0
DIR:/home/amritharmonium.com/www/wp-content/themes/porto/inc/functions/
Current File : /home/amritharmonium.com/www/wp-content/themes/porto/inc/functions/woocommerce.php
<?php

// get woocommerce version number
function porto_get_woo_version_number() {
    // If get_plugins() isn't available, require it
    if ( ! function_exists( 'get_plugins' ) )
        require_once( ABSPATH . 'wp-admin/includes/plugin.php' );

    // Create the plugins folder and file variables
    $plugin_folder = get_plugins( '/' . 'woocommerce' );
    $plugin_file = 'woocommerce.php';

    // If the plugin version number is set, return it
    if ( isset( $plugin_folder[$plugin_file]['Version'] ) ) {
        return $plugin_folder[$plugin_file]['Version'];
    } else {
        // Otherwise return null
        return NULL;
    }
}

// remove actions
remove_action('woocommerce_before_main_content', 'woocommerce_breadcrumb', 20);
remove_action('woocommerce_before_shop_loop', 'woocommerce_result_count', 20);
remove_action('woocommerce_before_shop_loop_item_title', 'woocommerce_template_loop_product_thumbnail', 10);
remove_action('woocommerce_before_shop_loop_item', 'woocommerce_template_loop_product_link_open', 10);
remove_action('woocommerce_after_shop_loop_item', 'woocommerce_template_loop_product_link_close', 5);
remove_action('woocommerce_before_subcategory', 'woocommerce_template_loop_category_link_open', 10);
remove_action('woocommerce_after_subcategory', 'woocommerce_template_loop_category_link_close', 10);
remove_action('woocommerce_shop_loop_subcategory_title', 'woocommerce_template_loop_category_title', 10);

// add actions
add_action('woocommerce_before_shop_loop', 'porto_grid_list_toggle', 40);
add_action('woocommerce_before_shop_loop', 'woocommerce_pagination', 50);
add_action('woocommerce_before_shop_loop_item_title', 'porto_loop_product_thumbnail', 10);
add_action('woocommerce_after_shop_loop_item_title', 'porto_woocommerce_single_excerpt', 9);
add_action('woocommerce_archive_description', 'porto_woocommerce_category_image', 2);
add_action('woocommerce_shop_loop_item_title', 'porto_woocommerce_shop_loop_item_title_open', 1);
add_action('woocommerce_shop_loop_item_title', 'porto_woocommerce_shop_loop_item_title_close', 100);

// add filters
add_filter('woocommerce_show_page_title', 'porto_woocommerce_show_page_title');
add_filter('woocommerce_layered_nav_link', 'porto_layered_nav_link');
add_filter('loop_shop_per_page', 'porto_loop_shop_per_page');

add_filter('woocommerce_available_variation', 'porto_woocommerce_available_variation', 10, 3);

add_filter('woocommerce_related_products_args', 'porto_remove_related_products', 10);
add_filter('add_to_cart_fragments', 'porto_woocommerce_header_add_to_cart_fragment');

// change action position
add_action('woocommerce_share', 'porto_woocommerce_share');

function porto_woocommerce_share() {
    global $porto_settings;

    $share = porto_get_meta_value('product_share');
    if ($porto_settings['share-enable'] && 'no' !== $share && ('yes' === $share || ('yes' !== $share && $porto_settings['product-share'])))
        get_template_part('share');
}

// hide woocommer page title
function porto_woocommerce_show_page_title($args) {
    return false;
}

// show grid/list toggle buttons
function porto_grid_list_toggle() {
?>
    <div class="gridlist-toggle">
        <a href="#" id="grid" title="<?php echo __('Grid View', 'porto') ?>"></a><a href="#" id="list" title="<?php echo __('List View', 'porto') ?>"></a>
    </div>
<?php
}

// get product count per page
function porto_loop_shop_per_page() {
    global $porto_settings;

    parse_str($_SERVER['QUERY_STRING'], $params);

    // replace it with theme option
    if ($porto_settings['category-item']) {
        $per_page = explode(',', $porto_settings['category-item']);
    } else {
        $per_page = explode(',', '12,24,36');
    }

    $item_count = !empty($params['count']) ? $params['count'] : $per_page[0];

    return $item_count;
}

// add thumbnail image parameter
function porto_woocommerce_available_variation($variations, $product, $variation) {

    if ( has_post_thumbnail( $variation->get_variation_id() ) ) {
        $attachment_id = get_post_thumbnail_id( $variation->get_variation_id() );

        $image_thumb_link = wp_get_attachment_image_src($attachment_id, 'shop_thumbnail');
        $variations = array_merge( $variations, array( 'image_thumb' => $image_thumb_link[0] ) );

        $image_thumb_link = wp_get_attachment_image_src($attachment_id, 'shop_single');
        $variations = array_merge( $variations, array( 'image_src' => $image_thumb_link[0] ) );

        $image_thumb_link = wp_get_attachment_image_src($attachment_id, 'full');
        $variations = array_merge( $variations, array( 'image_link' => $image_thumb_link[0] ) );
    } else if ( has_post_thumbnail() ) {
        $attachment_id = get_post_thumbnail_id();

        $image_thumb_link = wp_get_attachment_image_src($attachment_id, 'shop_thumbnail');
        $variations = array_merge( $variations, array( 'image_thumb' => $image_thumb_link[0] ) );

        $image_thumb_link = wp_get_attachment_image_src($attachment_id, 'shop_single');
        $variations = array_merge( $variations, array( 'image_src' => $image_thumb_link[0] ) );

        $image_thumb_link = wp_get_attachment_image_src($attachment_id, 'full');
        $variations = array_merge( $variations, array( 'image_link' => $image_thumb_link[0] ) );
    }
    return $variations;
}

// add sort order parameter
function porto_layered_nav_link($link) {

    parse_str($_SERVER['QUERY_STRING'], $params);

    if (!empty($params['orderby']))
        $link = esc_url( str_replace('#038;', '&', add_query_arg( 'orderby', $params['orderby'], $link )) );

    if (!empty($params['count']))
        $link = esc_url( str_replace('#038;', '&', add_query_arg( 'count', $params['count'], $link )) );

    return $link;
}

// change product thumbnail in products list page
function porto_loop_product_thumbnail() {
    global $porto_settings;

    $id = get_the_ID();
    $size = 'shop_catalog';

    $gallery = get_post_meta($id, '_product_image_gallery', true);
    $attachment_image = '';
    if (!empty($gallery) && $porto_settings['category-image-hover']) {
        $gallery = explode(',', $gallery);
        $first_image_id = $gallery[0];
        $attachment_image = wp_get_attachment_image($first_image_id , $size, false, array('class' => 'hover-image'));
    }

    $thumb_image = get_the_post_thumbnail($id , $size, array('class' => ''));
    if (!$thumb_image) {
        if ( wc_placeholder_img_src() ) {
            $thumb_image = wc_placeholder_img( $size );
        }
    }

    echo '<div class="inner'.(($attachment_image)?' img-effect':'').'">';

    // show images
    echo $thumb_image;
    echo $attachment_image;

    echo '</div>';
}

// change product thumbnail in products widget
function porto_widget_product_thumbnail() {
    global $porto_settings;

    $id = get_the_ID();
    $size = 'shop_thumbnail';

    $gallery = get_post_meta($id, '_product_image_gallery', true);
    $attachment_image = '';
    if (!empty($gallery) && $porto_settings['category-image-hover']) {
        $gallery = explode(',', $gallery);
        $first_image_id = $gallery[0];
        $attachment_image = wp_get_attachment_image($first_image_id , $size, false, array('class' => 'hover-image '));
    }

    $thumb_image = get_the_post_thumbnail($id , $size, array('class' => ''));
    if (!$thumb_image) {
        if ( wc_placeholder_img_src() ) {
            $thumb_image = wc_placeholder_img( $size );
        }
    }

    echo '<div class="inner'.(($attachment_image)?' img-effect':'').'">';

    // show images
    echo $thumb_image;
    echo $attachment_image;

    echo '</div>';
}

// remove related products
function porto_remove_related_products( $args ) {
    global $porto_settings;

    if (isset($porto_settings['product-related']) && !$porto_settings['product-related'])
        return array();
    return $args;
}

// add ajax cart fragment
function porto_woocommerce_header_add_to_cart_fragment( $fragments ) {
    global $porto_settings;

    $_cartQty = WC()->cart->cart_contents_count;

    $minicart_type = porto_get_minicart_type();

    $fragments['#mini-cart .cart-items'] = '<span class="cart-items">'. ($minicart_type == 'minicart-inline'
            ? '<span class="mobile-hide">' . sprintf( _n( '%d item', '%d items', $_cartQty, 'porto' ), $_cartQty ) . '</span><span class="mobile-show">' . $_cartQty . '</span>'
            : (($_cartQty > 0) ? $_cartQty : '0')) .'</span>';

    return $fragments;
}

// ajax remove cart item
add_action( 'wp_ajax_porto_cart_item_remove', 'porto_cart_item_remove' );
add_action( 'wp_ajax_nopriv_porto_cart_item_remove', 'porto_cart_item_remove' );
function porto_cart_item_remove() {

    $cart = WC()->instance()->cart;
    $cart_id = $_POST['cart_id'];
    $cart_item_id = $cart->find_product_in_cart($cart_id);

    if ($cart_item_id) {
        $cart->set_quantity($cart_item_id, 0);
    }

    $cart_ajax = new WC_AJAX();
    $cart_ajax->get_refreshed_fragments();

    exit();
}

// refresh cart fragment
add_action( 'wp_ajax_porto_refresh_cart_fragment', 'porto_refresh_cart_fragment' );
add_action( 'wp_ajax_nopriv_porto_refresh_cart_fragment', 'porto_refresh_cart_fragment' );
function porto_refresh_cart_fragment() {

    $cart_ajax = new WC_AJAX();
    $cart_ajax->get_refreshed_fragments();

    exit();
}

function porto_get_products_by_ids($product_ids) {
    $product_ids = explode(',', $product_ids);
    $product_ids = array_map('trim', $product_ids);

    $args = array(
        'post_type'    => 'product',
        'post_status' => 'publish',
        'ignore_sticky_posts'    => 1,
        'posts_per_page' => -1,
        'meta_query' => array(
            array(
                'key'         => '_visibility',
                'value'     => array('catalog', 'visible'),
                'compare'     => 'IN'
            )
        ),
        'post__in' => $product_ids
    );

    $query = new WP_Query($args);

    return $query;
}

function porto_get_rating_html( $product, $rating = null ) {

    if (get_option('woocommerce_enable_review_rating') == 'no')
        return '';

    if ( ! is_numeric( $rating ) ) {
        $rating = $product->get_average_rating();
    }

    $rating_html  = '<div class="star-rating" title="' . $rating . '">';

    $rating_html .= '<span style="width:' . ( ( $rating / 5 ) * 100 ) . '%"><strong class="rating">' . $rating . '</strong> ' . __( 'out of 5', 'woocommerce' ) . '</span>';

    $rating_html .= '</div>';

    return $rating_html;
}

// Wrap gravatar in reviews
add_action('woocommerce_review_before', 'porto_woo_review_display_gravatar_wrap_start', 9);
add_action('woocommerce_review_before', 'porto_woo_review_display_gravatar_wrap_end', 11);
function porto_woo_review_display_gravatar_wrap_start() {
    echo '<div class="img-thumbnail">';
}
function porto_woo_review_display_gravatar_wrap_end() {
    echo '</div>';
}

add_filter('woocommerce_review_gravatar_size', 'porto_woo_review_gravatar_size');
function porto_woo_review_gravatar_size( $size ) {
    return '80';
}

// Quick View Html
add_action('wp_ajax_porto_product_quickview', 'porto_product_quickview');
add_action('wp_ajax_nopriv_porto_product_quickview', 'porto_product_quickview');

function porto_product_quickview() {

    global $post, $product;
    $post = get_post($_GET['pid']);
    $product = wc_get_product( $post->ID );

    if ( post_password_required() ) {
        echo get_the_password_form();
        die();
        return;
    }

    ?>

    <div class="quickview-wrap quickview-wrap-<?php echo $post->ID ?> single-product">
        <div class="product product-summary-wrap">

            <div class="row">
                <div class="col-md-6 summary-before">
                    <?php
                    do_action( 'woocommerce_before_single_product_summary' );
                    ?>
                </div>

                <div class="col-md-6 summary entry-summary">
                    <?php
                    do_action( 'woocommerce_single_product_summary' );
                    ?>
                    <script type="text/javascript">
                        <?php
                        $suffix               = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
                        $assets_path          = esc_url(str_replace( array( 'http:', 'https:' ), '', WC()->plugin_url() )) . '/assets/';
                        $frontend_script_path = $assets_path . 'js/frontend/';
                        ?>
                        var wc_add_to_cart_variation_params = <?php echo array2json(apply_filters( 'wc_add_to_cart_variation_params', array(
                            'i18n_no_matching_variations_text' => esc_attr__( 'Sorry, no products matched your selection. Please choose a different combination.', 'woocommerce' ),
					'i18n_make_a_selection_text'       => esc_attr__( 'Select product options before adding this product to your cart.', 'woocommerce' ),
					'i18n_unavailable_text'            => esc_attr__( 'Sorry, this product is unavailable. Please choose a different combination.', 'woocommerce' ),
                        ) )) ?>;
                        jQuery(document).ready(function($) {
                            $.getScript('<?php echo $frontend_script_path . 'add-to-cart-variation' . $suffix . '.js' ?>');
                        });
                    </script>
                </div><!-- .summary -->
            </div>
        </div>
    </div>

    <?php

    die();
}

function porto_woocommerce_category_image() {
    if ( is_product_category() ){
        $term = get_queried_object();
        if ($term) {
            $image = esc_url(get_metadata($term->taxonomy, $term->term_id, 'category_image', true));
            if ( $image ) {
                echo '<img src="' . $image . '" class="category-image" alt="' . esc_attr($term->name) . '" />';
            }
        }
    }
}

function porto_woocommerce_shop_loop_item_title_open() {
    global $porto_settings;

    $more_link = apply_filters( 'the_permalink', get_permalink() );
    $more_target = '';
    if (isset($porto_settings['catalog-enable']) && $porto_settings['catalog-enable']) {
        if ($porto_settings['catalog-admin'] || (!$porto_settings['catalog-admin'] && !(current_user_can( 'administrator' ) && is_user_logged_in())) ) {
            if (!$porto_settings['catalog-cart']) {
                if ($porto_settings['catalog-readmore'] && $porto_settings['catalog-readmore-archive'] === 'all') {
                    $link = get_post_meta(get_the_id(), 'product_more_link', true);
                    if ($link)
                        $more_link = $link;
                    $more_target = $porto_settings['catalog-readmore-target'] ? 'target="'.$porto_settings['catalog-readmore-target'].'"' : '';
                }
            }
        }
    }

    ?><a class="product-loop-title" <?php echo $more_target ?> href="<?php echo $more_link ?>"><?php
}

function porto_woocommerce_shop_loop_item_title_close() {
    ?></a><?php
}

function porto_woocommerce_single_excerpt() {
    global $post;

    if ( ! $post->post_excerpt ) {
        return;
    }
    ?>
    <div class="description">
        <?php echo force_balance_tags( apply_filters( 'woocommerce_short_description', $post->post_excerpt ) ) ?>
    </div>
    <?php
}

function porto_woocommerce_next_product($in_same_cat = false, $excluded_categories = '') {
    porto_adjacent_post_link_product($in_same_cat, $excluded_categories, false);
}

function porto_woocommerce_prev_product($in_same_cat = false, $excluded_categories = '') {
    porto_adjacent_post_link_product($in_same_cat, $excluded_categories, true);
}

function porto_adjacent_post_link_product($in_same_cat = false, $excluded_categories = '', $previous = true) {
    if ( $previous && is_attachment() )
        $post = get_post( get_post()->post_parent );
    else
        $post = porto_get_adjacent_post_product( $in_same_cat, $excluded_categories, $previous );

    if ($previous) {
        $label = 'prev';
    } else {
        $label = 'next';
    }

    if ( $post ) {
        $product = wc_get_product($post->ID);
        ?>
        <div class="product-<?php echo $label ?>">
            <a href="<?php echo get_permalink( $post ) ?>" title="">
                <span class="product-link"></span>
                <span class="product-popup">
                    <span class="featured-box">
                        <span class="box-content">
                            <span class="product-image">
                                <span class="inner">
                                    <?php if (has_post_thumbnail( $post->ID )) {
                                        echo get_the_post_thumbnail( $post->ID, apply_filters( 'single_product_small_thumbnail_size', 'shop_thumbnail' ) );
                                    } else {
                                        echo '<img src="'. wc_placeholder_img_src() .'" alt="Placeholder" width="'.wc_get_image_size('shop_thumbnail_image_width').'" height="'.wc_get_image_size('shop_thumbnail_image_height').'" />';
                                    } ?>
                                </span>
                            </span>
                            <span class="product-details">
                                <span class="product-title"><?php echo ( get_the_title($post) ) ? get_the_title($post) : $post->ID; ?></span>
                                <?php echo $product->get_price_html(); ?>
                            </span>
                        </span>
                    </span>
                </span>
            </a>
        </div>
        <?php
    } else {
        ?>
        <div class="product-<?php echo $label ?>">
            <span class="product-link disabled"></span>
        </div>
    <?php
    }
}

function porto_get_adjacent_post_product( $in_same_cat = false, $excluded_categories = '', $previous = true ) {
    global $wpdb;

    if ( ! $post = get_post() )
        return null;

    $current_post_date = $post->post_date;
    $join = '';
    $posts_in_ex_cats_sql = '';
    if ( $in_same_cat || ! empty( $excluded_categories ) ) {
        $join = " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id INNER JOIN $wpdb->term_taxonomy tt ON tr.term_taxonomy_id = tt.term_taxonomy_id";

        if ( $in_same_cat ) {
            if ( ! is_object_in_taxonomy( $post->post_type, 'product_cat' ) )
                return '';
            $cat_array = wp_get_object_terms($post->ID, 'product_cat', array('fields' => 'ids'));
            if ( ! $cat_array || is_wp_error( $cat_array ) )
                return '';
            $join .= " AND tt.taxonomy = 'product_cat' AND tt.term_id IN (" . implode(',', $cat_array) . ")";
        }

        $posts_in_ex_cats_sql = "AND tt.taxonomy = 'product_cat'";
        if ( ! empty( $excluded_categories ) ) {
            if ( ! is_array( $excluded_categories ) ) {
                // back-compat, $excluded_categories used to be IDs separated by " and "
                if ( strpos( $excluded_categories, ' and ' ) !== false ) {
                    _deprecated_argument( __FUNCTION__, '3.3', sprintf( __( 'Use commas instead of %s to separate excluded categories.' ), "'and'" ) );
                    $excluded_categories = explode( ' and ', $excluded_categories );
                } else {
                    $excluded_categories = explode( ',', $excluded_categories );
                }
            }

            $excluded_categories = array_map( 'intval', $excluded_categories );

            if ( ! empty( $cat_array ) ) {
                $excluded_categories = array_diff($excluded_categories, $cat_array);
                $posts_in_ex_cats_sql = '';
            }

            if ( !empty($excluded_categories) ) {
                $posts_in_ex_cats_sql = " AND tt.taxonomy = 'product_cat' AND tt.term_id NOT IN (" . implode($excluded_categories, ',') . ')';
            }
        }
    }

    $adjacent = $previous ? 'previous' : 'next';
    $op = $previous ? '<' : '>';
    $order = $previous ? 'DESC' : 'ASC';

    $join  = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_cat, $excluded_categories );
    $where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare("WHERE p.post_date $op %s AND p.post_type = %s AND p.post_status = 'publish' $posts_in_ex_cats_sql", $current_post_date, $post->post_type), $in_same_cat, $excluded_categories );
    $sort  = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1" );

    $query = "SELECT p.id FROM $wpdb->posts AS p $join $where $sort";
    $query_key = 'adjacent_post_' . md5($query);
    $result = wp_cache_get($query_key, 'counts');
    if ( false !== $result ) {
        if ( $result )
            $result = get_post( $result );
        return $result;
    }

    $result = $wpdb->get_var( $query );
    if ( null === $result )
        $result = '';

    wp_cache_set($query_key, $result, 'counts');

    if ( $result )
        $result = get_post( $result );

    return $result;
}

add_action('woocommerce_init', 'porto_woocommerce_init');

function porto_woocommerce_init() {
    global $porto_settings;

    // Hide product short description
    if (isset($porto_settings['catalog-enable']) && !$porto_settings['product-short-desc']) {
        remove_action('woocommerce_single_product_summary', 'woocommerce_template_single_excerpt', 20);
    }

    // Catalog Mode

    if (isset($porto_settings['catalog-enable']) && $porto_settings['catalog-enable']) {
        if ($porto_settings['catalog-admin'] || (!$porto_settings['catalog-admin'] && !(current_user_can( 'administrator' ) && is_user_logged_in())) ) {
            if (!$porto_settings['catalog-price']) {
                remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_price', 10 );
                remove_action( 'woocommerce_after_shop_loop_item_title', 'woocommerce_template_loop_price', 10 );

                add_filter('woocommerce_get_price_html', 'porto_woocommerce_get_price_html_empty', 100, 2);
                add_filter('woocommerce_cart_item_price', 'porto_woocommerce_get_price_empty', 100, 3);
                add_filter('woocommerce_cart_item_subtotal', 'porto_woocommerce_get_price_empty', 100, 3);
                add_filter('woocommerce_cart_subtotal', 'porto_woocommerce_get_price_empty', 100, 3);
                add_filter('woocommerce_get_variation_price_html', 'porto_woocommerce_get_price_html_empty', 100, 2);
            }
            if (!$porto_settings['catalog-cart']) {
                remove_action('woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 30);
                add_action( 'woocommerce_single_product_summary', 'porto_woocommerce_template_single_add_to_cart', 30 );
                remove_action('woocommerce_after_shop_loop_item', 'woocommerce_template_loop_add_to_cart');

                if ($porto_settings['catalog-readmore']) {
                    add_action('woocommerce_single_product_summary', 'porto_woocommerce_readmore_button', 30);
                }
                if ($porto_settings['category-addlinks-pos'] == 'outimage' && ($porto_settings['product-wishlist'] || $porto_settings['product-quickview'])) {
                    $porto_settings['category-addlinks-pos'] = 'onimage';
                }
            }
            if (!$porto_settings['catalog-review']) {
                add_filter('pre_option_woocommerce_enable_review_rating', 'porto_woocommerce_disable_rating');
                add_filter('woocommerce_product_tabs', 'porto_woocommerce_remove_reviews_tab', 98);
                function porto_woocommerce_remove_reviews_tab($tabs) {
                    unset($tabs['reviews']);
                    return $tabs;
                }
            }
        }
    }

    // change product tabs position

    if (!porto_is_ajax() && isset($porto_settings['product-tabs-pos']) && $porto_settings['product-tabs-pos'] == 'below') {
        remove_action('woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs');
        add_action('woocommerce_single_product_summary', 'woocommerce_output_product_data_tabs', 25);
    }
}

function porto_woocommerce_template_single_add_to_cart() {
    global $product;
    if ($product->product_type == 'variable') {
        remove_action( 'woocommerce_single_variation', 'woocommerce_single_variation_add_to_cart_button', 20 );
        do_action( 'woocommerce_' . $product->product_type . '_add_to_cart'  );
    }
}

function porto_woocommerce_get_price_html_empty($price, $product) {
    return '';
}

function porto_woocommerce_get_price_empty($price, $param2, $param3) {
    return '';
}

function porto_woocommerce_disable_rating($false) {
    return 'no';
}

function porto_woocommerce_readmore_button() {
    global $porto_settings;
    $more_link = get_post_meta(get_the_id(), 'product_more_link', true);
    $more_target = $porto_settings['catalog-readmore-target'] ? 'target="'.$porto_settings['catalog-readmore-target'].'"' : '';
    if (!$more_link)
        $more_link = apply_filters( 'the_permalink', get_permalink() );
    ?>
        <div class="cart">
            <a <?php echo $more_target ?> href="<?php echo esc_url( $more_link ) ?>" class="single_add_to_cart_button button readmore"><?php echo $porto_settings['catalog-readmore-label'] ?></a>
        </div>
    <?php
}

// ajax products archive display
add_filter('pre_option_woocommerce_shop_page_display', 'porto_shop_page_display_ajax');

function porto_shop_page_display_ajax($value) {
    $params = array('count', 'orderby', 'min_price', 'max_price');
    foreach ($params as $param) {
        if ( ! empty( $_GET[ $param ] ) ) return '';
    }

    $attribute_taxonomies = wc_get_attribute_taxonomies();
    if ( $attribute_taxonomies ) {
        foreach ( $attribute_taxonomies as $tax ) {
            $attribute       = wc_sanitize_taxonomy_name( $tax->attribute_name );
            $taxonomy        = wc_attribute_taxonomy_name( $attribute );
            $name            = 'filter_' . $attribute;

            if ( ! empty( $_GET[ $name ] ) && taxonomy_exists( $taxonomy ) ) {
                return '';
            }
        }
    }

    $page_num = get_query_var( 'paged' ) ? intval( get_query_var( 'paged' ) ) : 0;
    if ($page_num) {
        return '';
    }

    return $value;
}

add_filter('get_woocommerce_term_metadata', 'porto_woocommerce_term_metadata_ajax', 10, 4);

function porto_woocommerce_term_metadata_ajax($value, $object_id, $meta_key, $single) {
    if ($meta_key === 'display_type') {
        $params = array('count', 'orderby', 'min_price', 'max_price');
        foreach ($params as $param) {
            if ( ! empty( $_GET[ $param ] ) ) return 'products';
        }

        $attribute_taxonomies = wc_get_attribute_taxonomies();
        if ( $attribute_taxonomies ) {
            foreach ( $attribute_taxonomies as $tax ) {
                $attribute       = wc_sanitize_taxonomy_name( $tax->attribute_name );
                $taxonomy        = wc_attribute_taxonomy_name( $attribute );
                $name            = 'filter_' . $attribute;

                if ( ! empty( $_GET[ $name ] ) && taxonomy_exists( $taxonomy ) ) {
                    return 'products';
                }
            }
        }

        $page_num = get_query_var( 'paged' ) ? intval( get_query_var( 'paged' ) ) : 0;
        if ($page_num) {
            return 'products';
        }
    }

    return $value;
}

function porto_is_product_archive() {
    if (is_archive()) {
        $term = get_queried_object();
        if ($term && isset($term->taxonomy) && isset($term->term_id)) {
            switch ($term->taxonomy) {
                case in_array($term->taxonomy, porto_get_taxonomies('product')):
                case 'product_cat':
                    return true;
                    break;
                default:
                    return false;
            }
        }
    }

    return false;
}

// product custom tabs
add_filter( 'woocommerce_product_tabs', 'porto_woocommerce_custom_tabs' );
add_filter( 'woocommerce_product_tabs', 'porto_woocommerce_global_tab' );
function porto_woocommerce_custom_tabs($tabs) {
    global $porto_settings;

    $custom_tabs_count = isset($porto_settings['product-custom-tabs-count']) ? $porto_settings['product-custom-tabs-count'] : '2';
    if ($custom_tabs_count) {
        for ($i = 0; $i < $custom_tabs_count; $i++) {
            $index = $i + 1;

            $custom_tab_title = get_post_meta(get_the_id(), 'custom_tab_title'.$index, true);
            $custom_tab_priority = (int)get_post_meta(get_the_id(), 'custom_tab_priority'.$index, true);
            if (!$custom_tab_priority)
                $custom_tab_priority = 40 + $i;
            $custom_tab_content = get_post_meta(get_the_id(), 'custom_tab_content'.$index, true);

            if ($custom_tab_title && $custom_tab_content) {
                $tabs['custom_tab'.$index] = array(
                    'title' 	=> force_balance_tags($custom_tab_title),
                    'priority' 	=> $custom_tab_priority,
                    'callback' 	=> 'porto_woocommerce_custom_tab_content',
                    'content' => do_shortcode(wpautop($custom_tab_content))
                );
            }
        }
    }

    return $tabs;
}

function porto_woocommerce_global_tab($tabs) {
    global $porto_settings;

    $custom_tab_title = $porto_settings['product-tab-title'];
    $custom_tab_content = '[porto_block name="'.$porto_settings['product-tab-block'].'"]';
    $custom_tab_priority = (isset($porto_settings['product-tab-priority']) && $porto_settings['product-tab-priority']) ? $porto_settings['product-tab-priority'] : 60;

    if ($custom_tab_title && $custom_tab_content) {
        $tabs['global_tab'] = array(
            'title' 	=> force_balance_tags($custom_tab_title),
            'priority' 	=> $custom_tab_priority,
            'callback' 	=> 'porto_woocommerce_custom_tab_content',
            'content' => do_shortcode($custom_tab_content)
        );
    }

    return $tabs;
}

function porto_woocommerce_custom_tab_content($key, $tab) {
    echo $tab['content'];
}

// woocommerce multilingual compatibility
add_filter( 'wcml_multi_currency_is_ajax', 'porto_multi_currency_ajax' );
function porto_multi_currency_ajax($actions){
    $actions[] = 'porto_product_quickview';
    return $actions;
}

// fix yith woocommerce ajax navigation issue
add_filter('the_post', 'porto_woocommerce_yith_ajax_filter', 16, 2);
function porto_woocommerce_yith_ajax_filter( $posts, $query = false ) {
    if (defined( 'YITH_WCAN' )) {
        remove_filter('the_posts', array(YITH_WCAN()->frontend, 'the_posts'), 15);
    }
    return $posts;
}

/* Register/Login */

/**
* Add new register fields for WooCommerce registration.
*
* @return string Register fields HTML.
*/
function porto_wooc_extra_register_start_fields() {
	global $porto_settings;
	if( isset( $porto_settings['reg-form-info'] ) && $porto_settings['reg-form-info'] == 'full' ) :
		?>
		<p class="form-row form-row-first">
			<label for="reg_billing_first_name"><?php _e( 'First Name', 'woocommerce' ); ?><span class="required">*</span></label>
			<input type="text" class="woocommerce-Input woocommerce-Input--text input-text" name="billing_first_name" id="reg_billing_first_name" value="<?php if ( ! empty( $_POST['billing_first_name'] ) ) esc_attr_e( $_POST['billing_first_name'] ); ?>" />
		</p>
		<p class="form-row form-row-last">
			<label for="reg_billing_last_name"><?php _e( 'Last Name', 'woocommerce' ); ?><span class="required">*</span></label>
			<input type="text" class="woocommerce-Input woocommerce-Input--text input-text" name="billing_last_name" id="reg_billing_last_name" value="<?php if ( ! empty( $_POST['billing_last_name'] ) ) esc_attr_e( $_POST['billing_last_name'] ); ?>" />
		</p>
		<div class="clear"></div>
		<?php
	endif; 
}
add_action( 'woocommerce_register_form_start', 'porto_wooc_extra_register_start_fields' );
/**

* Validate the extra register fields.
*
* @param string $username         	Current username.
* @param string $email             	Current email.
* @param object $validation_errors 	WP_Error object.
*
* @return void
*/

function porto_wooc_validate_extra_register_fields( $username, $email, $validation_errors ) {
	global $porto_settings;
	if( isset( $porto_settings['reg-form-info'] ) && $porto_settings['reg-form-info'] == 'full' ) {
		if ( isset( $_POST['billing_first_name'] ) && empty( $_POST['billing_first_name'] ) ) {
		  $validation_errors->add( 'billing_first_name_error', __( '<strong>Error</strong>: First name is required!', 'woocommerce' ) );
		}
		if ( isset( $_POST['billing_last_name'] ) && empty( $_POST['billing_last_name'] ) ) {
			  $validation_errors->add( 'billing_last_name_error', __( '<strong>Error</strong>: Last name is required!.', 'woocommerce' ) );
		}
	}
}
add_action( 'woocommerce_register_post', 'porto_wooc_validate_extra_register_fields', 10, 3 );

/**
* Save the extra register fields.
*
* @paramint $customer_id Current customer ID.
*
* @return void
*/
function porto_wooc_save_extra_register_fields( $customer_id ) {
	global $porto_settings;
	if( isset( $porto_settings['reg-form-info'] ) && $porto_settings['reg-form-info'] == 'full' ) {
		if ( isset( $_POST['billing_first_name'] ) ) {
		  // WordPress default first name field.
		  update_user_meta( $customer_id, 'first_name', sanitize_text_field( $_POST['billing_first_name'] ) );
		  // WooCommerce billing first name.
		  update_user_meta( $customer_id, 'billing_first_name', sanitize_text_field( $_POST['billing_first_name'] ) );
		}
		if ( isset( $_POST['billing_last_name'] ) ) {
		  // WordPress default last name field.
		  update_user_meta( $customer_id, 'last_name', sanitize_text_field( $_POST['billing_last_name'] ) );
		  // WooCommerce billing last name.
		  update_user_meta( $customer_id, 'billing_last_name', sanitize_text_field( $_POST['billing_last_name'] ) );
		}
	}
}
add_action( 'woocommerce_created_customer', 'porto_wooc_save_extra_register_fields' );

// Confirm password field on the register form under My Accounts.
add_filter('woocommerce_registration_errors', 'registration_errors_validation', 10,3);
function registration_errors_validation($reg_errors, $sanitized_user_login, $user_email) {
	
	global $porto_settings, $woocommerce;
	if( isset( $porto_settings['reg-form-info'] ) && $porto_settings['reg-form-info'] == 'full' && 'no' === get_option( 'woocommerce_registration_generate_password' ) ){
		extract( $_POST );
		if ( strcmp( $password, $confirm_password ) !== 0 ) {
			return new WP_Error( 'registration-error', __( 'Passwords do not match.', 'woocommerce' ) );
		}
		return $reg_errors;
	}
	return $reg_errors;

}
/* End - Register/Login */

/* Cart & Checkout - Start */

function porto_cart_version() {
    global $porto_settings;
    $cart_ver = ( isset($porto_settings[ 'cart-version' ]) && $porto_settings[ 'cart-version' ] ) ? $porto_settings[ 'cart-version' ] : "v1";
    return apply_filters( "porto_filter_cart_version", $cart_ver );
}

add_action( 'init', 'porto_wc_cart_page' );
function porto_wc_cart_page(){
	global $porto_settings;
	if( porto_cart_version() == 'v2' ){
		remove_action ( 'woocommerce_cart_collaterals', 'woocommerce_cross_sell_display' );
		add_action ( "woocommerce_after_cart" , 'porto_cross_sell', 20 );
		
		add_action ( "woocommerce_cart_collaterals", "porto_shipping_calculator", 1 );
	}
}

function porto_cross_sell() {
   woocommerce_cross_sell_display();
}

function porto_shipping_calculator() {
    if ( WC()->cart->needs_shipping() && WC()->cart->show_shipping() ){
		do_action( 'woocommerce_cart_totals_before_shipping' );
		wc_cart_totals_shipping_html(); 
		do_action( 'woocommerce_cart_totals_after_shipping' ); 
	} elseif ( WC()->cart->needs_shipping() ){
		woocommerce_shipping_calculator(); 
	}
}

add_filter( 'body_class', 'porto_body_class' );
function porto_body_class( $classes ) {
    if ( is_cart() && porto_cart_version() == 'v2' ) {
        $classes[] = 'cart-v2';
    }else if( is_checkout() && porto_checkout_version() == 'v2' ){
        $classes[] = 'checkout-v2';
	}
    return $classes;
}

function porto_checkout_version() {
    global $porto_settings;
    $checkout_ver = ( isset($porto_settings[ 'checkout-version' ]) && $porto_settings[ 'checkout-version' ] ) ? $porto_settings[ 'checkout-version' ] : "v1";
    return apply_filters( "porto_filter_checkout_version", $checkout_ver );
}

add_action( 'init', 'porto_wc_checkout_page' );
function porto_wc_checkout_page(){
	global $porto_settings;
	if( porto_checkout_version() == 'v2' ){
		add_action( 'woocommerce_review_order_before_payment', 'porto_woocommerce_review_order_before_payment');
	}
}

function porto_woocommerce_review_order_before_payment(){ ?>
	</div><div class="col-md-6"> <?php
}

/* End - Cart & Checkout */