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Mini Shell
Mini Shell
<?php
/**
* Kkart Product Functions
*
* Functions for product specific things.
*
* @package Kkart\Functions
* @version 3.0.0
*/
use Automattic\Jetpack\Constants;
use Automattic\Kkart\Utilities\NumberUtil;
defined( 'ABSPATH' ) || exit;
/**
* Standard way of retrieving products based on certain parameters.
*
* This function should be used for product retrieval so that we have a data agnostic
* way to get a list of products.
*
* Args and usage: https://github.com/kkart/kkart/wiki/kkart_get_products-and-KKART_Product_Query
*
* @since 3.0.0
* @param array $args Array of args (above).
* @return array|stdClass Number of pages and an array of product objects if
* paginate is true, or just an array of values.
*/
function kkart_get_products( $args ) {
// Handle some BW compatibility arg names where wp_query args differ in naming.
$map_legacy = array(
'numberposts' => 'limit',
'post_status' => 'status',
'post_parent' => 'parent',
'posts_per_page' => 'limit',
'paged' => 'page',
);
foreach ( $map_legacy as $from => $to ) {
if ( isset( $args[ $from ] ) ) {
$args[ $to ] = $args[ $from ];
}
}
$query = new KKART_Product_Query( $args );
return $query->get_products();
}
/**
* Main function for returning products, uses the KKART_Product_Factory class.
*
* This function should only be called after 'init' action is finished, as there might be taxonomies that are getting
* registered during the init action.
*
* @since 2.2.0
*
* @param mixed $the_product Post object or post ID of the product.
* @param array $deprecated Previously used to pass arguments to the factory, e.g. to force a type.
* @return KKART_Product|null|false
*/
function kkart_get_product( $the_product = false, $deprecated = array() ) {
if ( ! did_action( 'kkart_init' ) || ! did_action( 'kkart_after_register_taxonomy' ) || ! did_action( 'kkart_after_register_post_type' ) ) {
/* translators: 1: kkart_get_product 2: kkart_init 3: kkart_after_register_taxonomy 4: kkart_after_register_post_type */
kkart_doing_it_wrong( __FUNCTION__, sprintf( __( '%1$s should not be called before the %2$s, %3$s and %4$s actions have finished.', 'kkart' ), 'kkart_get_product', 'kkart_init', 'kkart_after_register_taxonomy', 'kkart_after_register_post_type' ), '3.9' );
return false;
}
if ( ! empty( $deprecated ) ) {
kkart_deprecated_argument( 'args', '3.0', 'Passing args to kkart_get_product is deprecated. If you need to force a type, construct the product class directly.' );
}
return KKART()->product_factory->get_product( $the_product, $deprecated );
}
/**
* Get a product object.
*
* @see KKART_Product_Factory::get_product_classname
* @since 3.9.0
* @param string $product_type Product type. If used an invalid type a KKART_Product_Simple instance will be returned.
* @param int $product_id Product ID.
* @return KKART_Product
*/
function kkart_get_product_object( $product_type, $product_id = 0 ) {
$classname = KKART_Product_Factory::get_product_classname( $product_id, $product_type );
return new $classname( $product_id );
}
/**
* Returns whether or not SKUS are enabled.
*
* @return bool
*/
function kkart_product_sku_enabled() {
return apply_filters( 'kkart_product_sku_enabled', true );
}
/**
* Returns whether or not product weights are enabled.
*
* @return bool
*/
function kkart_product_weight_enabled() {
return apply_filters( 'kkart_product_weight_enabled', true );
}
/**
* Returns whether or not product dimensions (HxWxD) are enabled.
*
* @return bool
*/
function kkart_product_dimensions_enabled() {
return apply_filters( 'kkart_product_dimensions_enabled', true );
}
/**
* Clear transient cache for product data.
*
* @param int $post_id (default: 0) The product ID.
*/
function kkart_delete_product_transients( $post_id = 0 ) {
// Transient data to clear with a fixed name which may be stale after product updates.
$transients_to_clear = array(
'kkart_products_onsale',
'kkart_featured_products',
'kkart_outofstock_count',
'kkart_low_stock_count',
);
foreach ( $transients_to_clear as $transient ) {
delete_transient( $transient );
}
if ( $post_id > 0 ) {
// Transient names that include an ID - since they are dynamic they cannot be cleaned in bulk without the ID.
$post_transient_names = array(
'kkart_product_children_',
'kkart_var_prices_',
'kkart_related_',
'kkart_child_has_weight_',
'kkart_child_has_dimensions_',
);
foreach ( $post_transient_names as $transient ) {
delete_transient( $transient . $post_id );
}
}
// Increments the transient version to invalidate cache.
KKART_Cache_Helper::get_transient_version( 'product', true );
do_action( 'kkart_delete_product_transients', $post_id );
}
/**
* Function that returns an array containing the IDs of the products that are on sale.
*
* @since 2.0
* @return array
*/
function kkart_get_product_ids_on_sale() {
// Load from cache.
$product_ids_on_sale = get_transient( 'kkart_products_onsale' );
// Valid cache found.
if ( false !== $product_ids_on_sale ) {
return $product_ids_on_sale;
}
$data_store = KKART_Data_Store::load( 'product' );
$on_sale_products = $data_store->get_on_sale_products();
$product_ids_on_sale = wp_parse_id_list( array_merge( wp_list_pluck( $on_sale_products, 'id' ), array_diff( wp_list_pluck( $on_sale_products, 'parent_id' ), array( 0 ) ) ) );
set_transient( 'kkart_products_onsale', $product_ids_on_sale, DAY_IN_SECONDS * 30 );
return $product_ids_on_sale;
}
/**
* Function that returns an array containing the IDs of the featured products.
*
* @since 2.1
* @return array
*/
function kkart_get_featured_product_ids() {
// Load from cache.
$featured_product_ids = get_transient( 'kkart_featured_products' );
// Valid cache found.
if ( false !== $featured_product_ids ) {
return $featured_product_ids;
}
$data_store = KKART_Data_Store::load( 'product' );
$featured = $data_store->get_featured_product_ids();
$product_ids = array_keys( $featured );
$parent_ids = array_values( array_filter( $featured ) );
$featured_product_ids = array_unique( array_merge( $product_ids, $parent_ids ) );
set_transient( 'kkart_featured_products', $featured_product_ids, DAY_IN_SECONDS * 30 );
return $featured_product_ids;
}
/**
* Filter to allow product_cat in the permalinks for products.
*
* @param string $permalink The existing permalink URL.
* @param WP_Post $post WP_Post object.
* @return string
*/
function kkart_product_post_type_link( $permalink, $post ) {
// Abort if post is not a product.
if ( 'product' !== $post->post_type ) {
return $permalink;
}
// Abort early if the placeholder rewrite tag isn't in the generated URL.
if ( false === strpos( $permalink, '%' ) ) {
return $permalink;
}
// Get the custom taxonomy terms in use by this post.
$terms = get_the_terms( $post->ID, 'product_cat' );
if ( ! empty( $terms ) ) {
$terms = wp_list_sort(
$terms,
array(
'parent' => 'DESC',
'term_id' => 'ASC',
)
);
$category_object = apply_filters( 'kkart_product_post_type_link_product_cat', $terms[0], $terms, $post );
$product_cat = $category_object->slug;
if ( $category_object->parent ) {
$ancestors = get_ancestors( $category_object->term_id, 'product_cat' );
foreach ( $ancestors as $ancestor ) {
$ancestor_object = get_term( $ancestor, 'product_cat' );
if ( apply_filters( 'kkart_product_post_type_link_parent_category_only', false ) ) {
$product_cat = $ancestor_object->slug;
} else {
$product_cat = $ancestor_object->slug . '/' . $product_cat;
}
}
}
} else {
// If no terms are assigned to this post, use a string instead (can't leave the placeholder there).
$product_cat = _x( 'uncategorized', 'slug', 'kkart' );
}
$find = array(
'%year%',
'%monthnum%',
'%day%',
'%hour%',
'%minute%',
'%second%',
'%post_id%',
'%category%',
'%product_cat%',
);
$replace = array(
date_i18n( 'Y', strtotime( $post->post_date ) ),
date_i18n( 'm', strtotime( $post->post_date ) ),
date_i18n( 'd', strtotime( $post->post_date ) ),
date_i18n( 'H', strtotime( $post->post_date ) ),
date_i18n( 'i', strtotime( $post->post_date ) ),
date_i18n( 's', strtotime( $post->post_date ) ),
$post->ID,
$product_cat,
$product_cat,
);
$permalink = str_replace( $find, $replace, $permalink );
return $permalink;
}
add_filter( 'post_type_link', 'kkart_product_post_type_link', 10, 2 );
/**
* Get the placeholder image URL either from media, or use the fallback image.
*
* @param string $size Thumbnail size to use.
* @return string
*/
function kkart_placeholder_img_src( $size = 'kkart_thumbnail' ) {
$src = KKART()->plugin_url() . '/assets/images/placeholder.png';
$placeholder_image = get_option( 'kkart_placeholder_image', 0 );
if ( ! empty( $placeholder_image ) ) {
if ( is_numeric( $placeholder_image ) ) {
$image = wp_get_attachment_image_src( $placeholder_image, $size );
if ( ! empty( $image[0] ) ) {
$src = $image[0];
}
} else {
$src = $placeholder_image;
}
}
return apply_filters( 'kkart_placeholder_img_src', $src );
}
/**
* Get the placeholder image.
*
* Uses wp_get_attachment_image if using an attachment ID @since 3.6.0 to handle responsiveness.
*
* @param string $size Image size.
* @param string|array $attr Optional. Attributes for the image markup. Default empty.
* @return string
*/
function kkart_placeholder_img( $size = 'kkart_thumbnail', $attr = '' ) {
$dimensions = kkart_get_image_size( $size );
$placeholder_image = get_option( 'kkart_placeholder_image', 0 );
$default_attr = array(
'class' => 'kkart-placeholder wp-post-image',
'alt' => __( 'Placeholder', 'kkart' ),
);
$attr = wp_parse_args( $attr, $default_attr );
if ( wp_attachment_is_image( $placeholder_image ) ) {
$image_html = wp_get_attachment_image(
$placeholder_image,
$size,
false,
$attr
);
} else {
$image = kkart_placeholder_img_src( $size );
$hwstring = image_hwstring( $dimensions['width'], $dimensions['height'] );
$attributes = array();
foreach ( $attr as $name => $value ) {
$attribute[] = esc_attr( $name ) . '="' . esc_attr( $value ) . '"';
}
$image_html = '<img src="' . esc_url( $image ) . '" ' . $hwstring . implode( ' ', $attribute ) . '/>';
}
return apply_filters( 'kkart_placeholder_img', $image_html, $size, $dimensions );
}
/**
* Variation Formatting.
*
* Gets a formatted version of variation data or item meta.
*
* @param array|KKART_Product_Variation $variation Variation object.
* @param bool $flat Should this be a flat list or HTML list? (default: false).
* @param bool $include_names include attribute names/labels in the list.
* @param bool $skip_attributes_in_name Do not list attributes already part of the variation name.
* @return string
*/
function kkart_get_formatted_variation( $variation, $flat = false, $include_names = true, $skip_attributes_in_name = false ) {
$return = '';
if ( is_a( $variation, 'KKART_Product_Variation' ) ) {
$variation_attributes = $variation->get_attributes();
$product = $variation;
$variation_name = $variation->get_name();
} else {
$product = false;
$variation_name = '';
// Remove attribute_ prefix from names.
$variation_attributes = array();
if ( is_array( $variation ) ) {
foreach ( $variation as $key => $value ) {
$variation_attributes[ str_replace( 'attribute_', '', $key ) ] = $value;
}
}
}
$list_type = $include_names ? 'dl' : 'ul';
if ( is_array( $variation_attributes ) ) {
if ( ! $flat ) {
$return = '<' . $list_type . ' class="variation">';
}
$variation_list = array();
foreach ( $variation_attributes as $name => $value ) {
// If this is a term slug, get the term's nice name.
if ( taxonomy_exists( $name ) ) {
$term = get_term_by( 'slug', $value, $name );
if ( ! is_wp_error( $term ) && ! empty( $term->name ) ) {
$value = $term->name;
}
}
// Do not list attributes already part of the variation name.
if ( '' === $value || ( $skip_attributes_in_name && kkart_is_attribute_in_product_name( $value, $variation_name ) ) ) {
continue;
}
if ( $include_names ) {
if ( $flat ) {
$variation_list[] = kkart_attribute_label( $name, $product ) . ': ' . rawurldecode( $value );
} else {
$variation_list[] = '<dt>' . kkart_attribute_label( $name, $product ) . ':</dt><dd>' . rawurldecode( $value ) . '</dd>';
}
} else {
if ( $flat ) {
$variation_list[] = rawurldecode( $value );
} else {
$variation_list[] = '<li>' . rawurldecode( $value ) . '</li>';
}
}
}
if ( $flat ) {
$return .= implode( ', ', $variation_list );
} else {
$return .= implode( '', $variation_list );
}
if ( ! $flat ) {
$return .= '</' . $list_type . '>';
}
}
return $return;
}
/**
* Function which handles the start and end of scheduled sales via cron.
*/
function kkart_scheduled_sales() {
$data_store = KKART_Data_Store::load( 'product' );
// Sales which are due to start.
$product_ids = $data_store->get_starting_sales();
if ( $product_ids ) {
do_action( 'kkart_before_products_starting_sales', $product_ids );
foreach ( $product_ids as $product_id ) {
$product = kkart_get_product( $product_id );
if ( $product ) {
$sale_price = $product->get_sale_price();
if ( $sale_price ) {
$product->set_price( $sale_price );
$product->set_date_on_sale_from( '' );
} else {
$product->set_date_on_sale_to( '' );
$product->set_date_on_sale_from( '' );
}
$product->save();
}
}
do_action( 'kkart_after_products_starting_sales', $product_ids );
KKART_Cache_Helper::get_transient_version( 'product', true );
delete_transient( 'kkart_products_onsale' );
}
// Sales which are due to end.
$product_ids = $data_store->get_ending_sales();
if ( $product_ids ) {
do_action( 'kkart_before_products_ending_sales', $product_ids );
foreach ( $product_ids as $product_id ) {
$product = kkart_get_product( $product_id );
if ( $product ) {
$regular_price = $product->get_regular_price();
$product->set_price( $regular_price );
$product->set_sale_price( '' );
$product->set_date_on_sale_to( '' );
$product->set_date_on_sale_from( '' );
$product->save();
}
}
do_action( 'kkart_after_products_ending_sales', $product_ids );
KKART_Cache_Helper::get_transient_version( 'product', true );
delete_transient( 'kkart_products_onsale' );
}
}
add_action( 'kkart_scheduled_sales', 'kkart_scheduled_sales' );
/**
* Get attachment image attributes.
*
* @param array $attr Image attributes.
* @return array
*/
function kkart_get_attachment_image_attributes( $attr ) {
if ( isset( $attr['src'] ) && strstr( $attr['src'], 'kkart_uploads/' ) ) {
$attr['src'] = kkart_placeholder_img_src();
if ( isset( $attr['srcset'] ) ) {
$attr['srcset'] = '';
}
}
return $attr;
}
add_filter( 'wp_get_attachment_image_attributes', 'kkart_get_attachment_image_attributes' );
/**
* Prepare attachment for JavaScript.
*
* @param array $response JS version of a attachment post object.
* @return array
*/
function kkart_prepare_attachment_for_js( $response ) {
if ( isset( $response['url'] ) && strstr( $response['url'], 'kkart_uploads/' ) ) {
$response['full']['url'] = kkart_placeholder_img_src();
if ( isset( $response['sizes'] ) ) {
foreach ( $response['sizes'] as $size => $value ) {
$response['sizes'][ $size ]['url'] = kkart_placeholder_img_src();
}
}
}
return $response;
}
add_filter( 'wp_prepare_attachment_for_js', 'kkart_prepare_attachment_for_js' );
/**
* Track product views.
*/
function kkart_track_product_view() {
if ( ! is_singular( 'product' ) || ! is_active_widget( false, false, 'kkart_recently_viewed_products', true ) ) {
return;
}
global $post;
if ( empty( $_COOKIE['kkart_recently_viewed'] ) ) { // @codingStandardsIgnoreLine.
$viewed_products = array();
} else {
$viewed_products = wp_parse_id_list( (array) explode( '|', wp_unslash( $_COOKIE['kkart_recently_viewed'] ) ) ); // @codingStandardsIgnoreLine.
}
// Unset if already in viewed products list.
$keys = array_flip( $viewed_products );
if ( isset( $keys[ $post->ID ] ) ) {
unset( $viewed_products[ $keys[ $post->ID ] ] );
}
$viewed_products[] = $post->ID;
if ( count( $viewed_products ) > 15 ) {
array_shift( $viewed_products );
}
// Store for session only.
kkart_setcookie( 'kkart_recently_viewed', implode( '|', $viewed_products ) );
}
add_action( 'template_redirect', 'kkart_track_product_view', 20 );
/**
* Get product types.
*
* @since 2.2
* @return array
*/
function kkart_get_product_types() {
return (array) apply_filters(
'product_type_selector',
array(
'simple' => __( 'Simple product', 'kkart' ),
'grouped' => __( 'Grouped product', 'kkart' ),
'external' => __( 'External/Affiliate product', 'kkart' ),
'variable' => __( 'Variable product', 'kkart' ),
)
);
}
/**
* Check if product sku is unique.
*
* @since 2.2
* @param int $product_id Product ID.
* @param string $sku Product SKU.
* @return bool
*/
function kkart_product_has_unique_sku( $product_id, $sku ) {
$data_store = KKART_Data_Store::load( 'product' );
$sku_found = $data_store->is_existing_sku( $product_id, $sku );
if ( apply_filters( 'kkart_product_has_unique_sku', $sku_found, $product_id, $sku ) ) {
return false;
}
return true;
}
/**
* Force a unique SKU.
*
* @since 3.0.0
* @param integer $product_id Product ID.
*/
function kkart_product_force_unique_sku( $product_id ) {
$product = kkart_get_product( $product_id );
$current_sku = $product ? $product->get_sku( 'edit' ) : '';
if ( $current_sku ) {
try {
$new_sku = kkart_product_generate_unique_sku( $product_id, $current_sku );
if ( $current_sku !== $new_sku ) {
$product->set_sku( $new_sku );
$product->save();
}
} catch ( Exception $e ) {} // @codingStandardsIgnoreLine.
}
}
/**
* Recursively appends a suffix until a unique SKU is found.
*
* @since 3.0.0
* @param integer $product_id Product ID.
* @param string $sku Product SKU.
* @param integer $index An optional index that can be added to the product SKU.
* @return string
*/
function kkart_product_generate_unique_sku( $product_id, $sku, $index = 0 ) {
$generated_sku = 0 < $index ? $sku . '-' . $index : $sku;
if ( ! kkart_product_has_unique_sku( $product_id, $generated_sku ) ) {
$generated_sku = kkart_product_generate_unique_sku( $product_id, $sku, ( $index + 1 ) );
}
return $generated_sku;
}
/**
* Get product ID by SKU.
*
* @since 2.3.0
* @param string $sku Product SKU.
* @return int
*/
function kkart_get_product_id_by_sku( $sku ) {
$data_store = KKART_Data_Store::load( 'product' );
return $data_store->get_product_id_by_sku( $sku );
}
/**
* Get attibutes/data for an individual variation from the database and maintain it's integrity.
*
* @since 2.4.0
* @param int $variation_id Variation ID.
* @return array
*/
function kkart_get_product_variation_attributes( $variation_id ) {
// Build variation data from meta.
$all_meta = get_post_meta( $variation_id );
$parent_id = wp_get_post_parent_id( $variation_id );
$parent_attributes = array_filter( (array) get_post_meta( $parent_id, '_product_attributes', true ) );
$found_parent_attributes = array();
$variation_attributes = array();
// Compare to parent variable product attributes and ensure they match.
foreach ( $parent_attributes as $attribute_name => $options ) {
if ( ! empty( $options['is_variation'] ) ) {
$attribute = 'attribute_' . sanitize_title( $attribute_name );
$found_parent_attributes[] = $attribute;
if ( ! array_key_exists( $attribute, $variation_attributes ) ) {
$variation_attributes[ $attribute ] = ''; // Add it - 'any' will be asumed.
}
}
}
// Get the variation attributes from meta.
foreach ( $all_meta as $name => $value ) {
// Only look at valid attribute meta, and also compare variation level attributes and remove any which do not exist at parent level.
if ( 0 !== strpos( $name, 'attribute_' ) || ! in_array( $name, $found_parent_attributes, true ) ) {
unset( $variation_attributes[ $name ] );
continue;
}
/**
* Pre 2.4 handling where 'slugs' were saved instead of the full text attribute.
* Attempt to get full version of the text attribute from the parent.
*/
if ( sanitize_title( $value[0] ) === $value[0] && version_compare( get_post_meta( $parent_id, '_product_version', true ), '2.4.0', '<' ) ) {
foreach ( $parent_attributes as $attribute ) {
if ( 'attribute_' . sanitize_title( $attribute['name'] ) !== $name ) {
continue;
}
$text_attributes = kkart_get_text_attributes( $attribute['value'] );
foreach ( $text_attributes as $text_attribute ) {
if ( sanitize_title( $text_attribute ) === $value[0] ) {
$value[0] = $text_attribute;
break;
}
}
}
}
$variation_attributes[ $name ] = $value[0];
}
return $variation_attributes;
}
/**
* Get all product cats for a product by ID, including hierarchy
*
* @since 2.5.0
* @param int $product_id Product ID.
* @return array
*/
function kkart_get_product_cat_ids( $product_id ) {
$product_cats = kkart_get_product_term_ids( $product_id, 'product_cat' );
foreach ( $product_cats as $product_cat ) {
$product_cats = array_merge( $product_cats, get_ancestors( $product_cat, 'product_cat' ) );
}
return $product_cats;
}
/**
* Gets data about an attachment, such as alt text and captions.
*
* @since 2.6.0
*
* @param int|null $attachment_id Attachment ID.
* @param KKART_Product|bool $product KKART_Product object.
*
* @return array
*/
function kkart_get_product_attachment_props( $attachment_id = null, $product = false ) {
$props = array(
'title' => '',
'caption' => '',
'url' => '',
'alt' => '',
'src' => '',
'srcset' => false,
'sizes' => false,
);
$attachment = get_post( $attachment_id );
if ( $attachment && 'attachment' === $attachment->post_type ) {
$props['title'] = wp_strip_all_tags( $attachment->post_title );
$props['caption'] = wp_strip_all_tags( $attachment->post_excerpt );
$props['url'] = wp_get_attachment_url( $attachment_id );
// Alt text.
$alt_text = array( wp_strip_all_tags( get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ) ), $props['caption'], wp_strip_all_tags( $attachment->post_title ) );
if ( $product && $product instanceof KKART_Product ) {
$alt_text[] = wp_strip_all_tags( get_the_title( $product->get_id() ) );
}
$alt_text = array_filter( $alt_text );
$props['alt'] = isset( $alt_text[0] ) ? $alt_text[0] : '';
// Large version.
$full_size = apply_filters( 'kkart_gallery_full_size', apply_filters( 'kkart_product_thumbnails_large_size', 'full' ) );
$src = wp_get_attachment_image_src( $attachment_id, $full_size );
$props['full_src'] = $src[0];
$props['full_src_w'] = $src[1];
$props['full_src_h'] = $src[2];
// Gallery thumbnail.
$gallery_thumbnail = kkart_get_image_size( 'gallery_thumbnail' );
$gallery_thumbnail_size = apply_filters( 'kkart_gallery_thumbnail_size', array( $gallery_thumbnail['width'], $gallery_thumbnail['height'] ) );
$src = wp_get_attachment_image_src( $attachment_id, $gallery_thumbnail_size );
$props['gallery_thumbnail_src'] = $src[0];
$props['gallery_thumbnail_src_w'] = $src[1];
$props['gallery_thumbnail_src_h'] = $src[2];
// Thumbnail version.
$thumbnail_size = apply_filters( 'kkart_thumbnail_size', 'kkart_thumbnail' );
$src = wp_get_attachment_image_src( $attachment_id, $thumbnail_size );
$props['thumb_src'] = $src[0];
$props['thumb_src_w'] = $src[1];
$props['thumb_src_h'] = $src[2];
// Image source.
$image_size = apply_filters( 'kkart_gallery_image_size', 'kkart_single' );
$src = wp_get_attachment_image_src( $attachment_id, $image_size );
$props['src'] = $src[0];
$props['src_w'] = $src[1];
$props['src_h'] = $src[2];
$props['srcset'] = function_exists( 'wp_get_attachment_image_srcset' ) ? wp_get_attachment_image_srcset( $attachment_id, $image_size ) : false;
$props['sizes'] = function_exists( 'wp_get_attachment_image_sizes' ) ? wp_get_attachment_image_sizes( $attachment_id, $image_size ) : false;
}
return $props;
}
/**
* Get product visibility options.
*
* @since 3.0.0
* @return array
*/
function kkart_get_product_visibility_options() {
return apply_filters(
'kkart_product_visibility_options',
array(
'visible' => __( 'Shop and search results', 'kkart' ),
'catalog' => __( 'Shop only', 'kkart' ),
'search' => __( 'Search results only', 'kkart' ),
'hidden' => __( 'Hidden', 'kkart' ),
)
);
}
/**
* Get product tax class options.
*
* @since 3.0.0
* @return array
*/
function kkart_get_product_tax_class_options() {
$tax_classes = KKART_Tax::get_tax_classes();
$tax_class_options = array();
$tax_class_options[''] = __( 'Standard', 'kkart' );
if ( ! empty( $tax_classes ) ) {
foreach ( $tax_classes as $class ) {
$tax_class_options[ sanitize_title( $class ) ] = $class;
}
}
return $tax_class_options;
}
/**
* Get stock status options.
*
* @since 3.0.0
* @return array
*/
function kkart_get_product_stock_status_options() {
return apply_filters(
'kkart_product_stock_status_options',
array(
'instock' => __( 'In stock', 'kkart' ),
'outofstock' => __( 'Out of stock', 'kkart' ),
'onbackorder' => __( 'On backorder', 'kkart' ),
)
);
}
/**
* Get backorder options.
*
* @since 3.0.0
* @return array
*/
function kkart_get_product_backorder_options() {
return array(
'no' => __( 'Do not allow', 'kkart' ),
'notify' => __( 'Allow, but notify customer', 'kkart' ),
'yes' => __( 'Allow', 'kkart' ),
);
}
/**
* Get related products based on product category and tags.
*
* @since 3.0.0
* @param int $product_id Product ID.
* @param int $limit Limit of results.
* @param array $exclude_ids Exclude IDs from the results.
* @return array
*/
function kkart_get_related_products( $product_id, $limit = 5, $exclude_ids = array() ) {
$product_id = absint( $product_id );
$limit = $limit >= -1 ? $limit : 5;
$exclude_ids = array_merge( array( 0, $product_id ), $exclude_ids );
$transient_name = 'kkart_related_' . $product_id;
$query_args = http_build_query(
array(
'limit' => $limit,
'exclude_ids' => $exclude_ids,
)
);
$transient = get_transient( $transient_name );
$related_posts = $transient && isset( $transient[ $query_args ] ) ? $transient[ $query_args ] : false;
// We want to query related posts if they are not cached, or we don't have enough.
if ( false === $related_posts || count( $related_posts ) < $limit ) {
$cats_array = apply_filters( 'kkart_product_related_posts_relate_by_category', true, $product_id ) ? apply_filters( 'kkart_get_related_product_cat_terms', kkart_get_product_term_ids( $product_id, 'product_cat' ), $product_id ) : array();
$tags_array = apply_filters( 'kkart_product_related_posts_relate_by_tag', true, $product_id ) ? apply_filters( 'kkart_get_related_product_tag_terms', kkart_get_product_term_ids( $product_id, 'product_tag' ), $product_id ) : array();
// Don't bother if none are set, unless kkart_product_related_posts_force_display is set to true in which case all products are related.
if ( empty( $cats_array ) && empty( $tags_array ) && ! apply_filters( 'kkart_product_related_posts_force_display', false, $product_id ) ) {
$related_posts = array();
} else {
$data_store = KKART_Data_Store::load( 'product' );
$related_posts = $data_store->get_related_products( $cats_array, $tags_array, $exclude_ids, $limit + 10, $product_id );
}
if ( $transient ) {
$transient[ $query_args ] = $related_posts;
} else {
$transient = array( $query_args => $related_posts );
}
set_transient( $transient_name, $transient, DAY_IN_SECONDS );
}
$related_posts = apply_filters(
'kkart_related_products',
$related_posts,
$product_id,
array(
'limit' => $limit,
'excluded_ids' => $exclude_ids,
)
);
if ( apply_filters( 'kkart_product_related_posts_shuffle', true ) ) {
shuffle( $related_posts );
}
return array_slice( $related_posts, 0, $limit );
}
/**
* Retrieves product term ids for a taxonomy.
*
* @since 3.0.0
* @param int $product_id Product ID.
* @param string $taxonomy Taxonomy slug.
* @return array
*/
function kkart_get_product_term_ids( $product_id, $taxonomy ) {
$terms = get_the_terms( $product_id, $taxonomy );
return ( empty( $terms ) || is_wp_error( $terms ) ) ? array() : wp_list_pluck( $terms, 'term_id' );
}
/**
* For a given product, and optionally price/qty, work out the price with tax included, based on store settings.
*
* @since 3.0.0
* @param KKART_Product $product KKART_Product object.
* @param array $args Optional arguments to pass product quantity and price.
* @return float
*/
function kkart_get_price_including_tax( $product, $args = array() ) {
$args = wp_parse_args(
$args,
array(
'qty' => '',
'price' => '',
)
);
$price = '' !== $args['price'] ? max( 0.0, (float) $args['price'] ) : $product->get_price();
$qty = '' !== $args['qty'] ? max( 0.0, (float) $args['qty'] ) : 1;
if ( '' === $price ) {
return '';
} elseif ( empty( $qty ) ) {
return 0.0;
}
$line_price = $price * $qty;
$return_price = $line_price;
if ( $product->is_taxable() ) {
if ( ! kkart_prices_include_tax() ) {
$tax_rates = KKART_Tax::get_rates( $product->get_tax_class() );
$taxes = KKART_Tax::calc_tax( $line_price, $tax_rates, false );
if ( 'yes' === get_option( 'kkart_tax_round_at_subtotal' ) ) {
$taxes_total = array_sum( $taxes );
} else {
$taxes_total = array_sum( array_map( 'kkart_round_tax_total', $taxes ) );
}
$return_price = NumberUtil::round( $line_price + $taxes_total, kkart_get_price_decimals() );
} else {
$tax_rates = KKART_Tax::get_rates( $product->get_tax_class() );
$base_tax_rates = KKART_Tax::get_base_tax_rates( $product->get_tax_class( 'unfiltered' ) );
/**
* If the customer is excempt from VAT, remove the taxes here.
* Either remove the base or the user taxes depending on kkart_adjust_non_base_location_prices setting.
*/
if ( ! empty( KKART()->customer ) && KKART()->customer->get_is_vat_exempt() ) { // @codingStandardsIgnoreLine.
$remove_taxes = apply_filters( 'kkart_adjust_non_base_location_prices', true ) ? KKART_Tax::calc_tax( $line_price, $base_tax_rates, true ) : KKART_Tax::calc_tax( $line_price, $tax_rates, true );
if ( 'yes' === get_option( 'kkart_tax_round_at_subtotal' ) ) {
$remove_taxes_total = array_sum( $remove_taxes );
} else {
$remove_taxes_total = array_sum( array_map( 'kkart_round_tax_total', $remove_taxes ) );
}
$return_price = NumberUtil::round( $line_price - $remove_taxes_total, kkart_get_price_decimals() );
/**
* The kkart_adjust_non_base_location_prices filter can stop base taxes being taken off when dealing with out of base locations.
* e.g. If a product costs 10 including tax, all users will pay 10 regardless of location and taxes.
* This feature is experimental @since 2.4.7 and may change in the future. Use at your risk.
*/
} elseif ( $tax_rates !== $base_tax_rates && apply_filters( 'kkart_adjust_non_base_location_prices', true ) ) {
$base_taxes = KKART_Tax::calc_tax( $line_price, $base_tax_rates, true );
$modded_taxes = KKART_Tax::calc_tax( $line_price - array_sum( $base_taxes ), $tax_rates, false );
if ( 'yes' === get_option( 'kkart_tax_round_at_subtotal' ) ) {
$base_taxes_total = array_sum( $base_taxes );
$modded_taxes_total = array_sum( $modded_taxes );
} else {
$base_taxes_total = array_sum( array_map( 'kkart_round_tax_total', $base_taxes ) );
$modded_taxes_total = array_sum( array_map( 'kkart_round_tax_total', $modded_taxes ) );
}
$return_price = NumberUtil::round( $line_price - $base_taxes_total + $modded_taxes_total, kkart_get_price_decimals() );
}
}
}
return apply_filters( 'kkart_get_price_including_tax', $return_price, $qty, $product );
}
/**
* For a given product, and optionally price/qty, work out the price with tax excluded, based on store settings.
*
* @since 3.0.0
* @param KKART_Product $product KKART_Product object.
* @param array $args Optional arguments to pass product quantity and price.
* @return float
*/
function kkart_get_price_excluding_tax( $product, $args = array() ) {
$args = wp_parse_args(
$args,
array(
'qty' => '',
'price' => '',
)
);
$price = '' !== $args['price'] ? max( 0.0, (float) $args['price'] ) : $product->get_price();
$qty = '' !== $args['qty'] ? max( 0.0, (float) $args['qty'] ) : 1;
if ( '' === $price ) {
return '';
} elseif ( empty( $qty ) ) {
return 0.0;
}
$line_price = $price * $qty;
if ( $product->is_taxable() && kkart_prices_include_tax() ) {
$tax_rates = KKART_Tax::get_rates( $product->get_tax_class() );
$base_tax_rates = KKART_Tax::get_base_tax_rates( $product->get_tax_class( 'unfiltered' ) );
$remove_taxes = apply_filters( 'kkart_adjust_non_base_location_prices', true ) ? KKART_Tax::calc_tax( $line_price, $base_tax_rates, true ) : KKART_Tax::calc_tax( $line_price, $tax_rates, true );
$return_price = $line_price - array_sum( $remove_taxes ); // Unrounded since we're dealing with tax inclusive prices. Matches logic in cart-totals class. @see adjust_non_base_location_price.
} else {
$return_price = $line_price;
}
return apply_filters( 'kkart_get_price_excluding_tax', $return_price, $qty, $product );
}
/**
* Returns the price including or excluding tax, based on the 'kkart_tax_display_shop' setting.
*
* @since 3.0.0
* @param KKART_Product $product KKART_Product object.
* @param array $args Optional arguments to pass product quantity and price.
* @return float
*/
function kkart_get_price_to_display( $product, $args = array() ) {
$args = wp_parse_args(
$args,
array(
'qty' => 1,
'price' => $product->get_price(),
)
);
$price = $args['price'];
$qty = $args['qty'];
return 'incl' === get_option( 'kkart_tax_display_shop' ) ?
kkart_get_price_including_tax(
$product,
array(
'qty' => $qty,
'price' => $price,
)
) :
kkart_get_price_excluding_tax(
$product,
array(
'qty' => $qty,
'price' => $price,
)
);
}
/**
* Returns the product categories in a list.
*
* @param int $product_id Product ID.
* @param string $sep (default: ', ').
* @param string $before (default: '').
* @param string $after (default: '').
* @return string
*/
function kkart_get_product_category_list( $product_id, $sep = ', ', $before = '', $after = '' ) {
return get_the_term_list( $product_id, 'product_cat', $before, $sep, $after );
}
/**
* Returns the product tags in a list.
*
* @param int $product_id Product ID.
* @param string $sep (default: ', ').
* @param string $before (default: '').
* @param string $after (default: '').
* @return string
*/
function kkart_get_product_tag_list( $product_id, $sep = ', ', $before = '', $after = '' ) {
return get_the_term_list( $product_id, 'product_tag', $before, $sep, $after );
}
/**
* Callback for array filter to get visible only.
*
* @since 3.0.0
* @param KKART_Product $product KKART_Product object.
* @return bool
*/
function kkart_products_array_filter_visible( $product ) {
return $product && is_a( $product, 'KKART_Product' ) && $product->is_visible();
}
/**
* Callback for array filter to get visible grouped products only.
*
* @since 3.1.0
* @param KKART_Product $product KKART_Product object.
* @return bool
*/
function kkart_products_array_filter_visible_grouped( $product ) {
return $product && is_a( $product, 'KKART_Product' ) && ( 'publish' === $product->get_status() || current_user_can( 'edit_product', $product->get_id() ) );
}
/**
* Callback for array filter to get products the user can edit only.
*
* @since 3.0.0
* @param KKART_Product $product KKART_Product object.
* @return bool
*/
function kkart_products_array_filter_editable( $product ) {
return $product && is_a( $product, 'KKART_Product' ) && current_user_can( 'edit_product', $product->get_id() );
}
/**
* Callback for array filter to get products the user can view only.
*
* @since 3.4.0
* @param KKART_Product $product KKART_Product object.
* @return bool
*/
function kkart_products_array_filter_readable( $product ) {
return $product && is_a( $product, 'KKART_Product' ) && current_user_can( 'read_product', $product->get_id() );
}
/**
* Sort an array of products by a value.
*
* @since 3.0.0
*
* @param array $products List of products to be ordered.
* @param string $orderby Optional order criteria.
* @param string $order Ascending or descending order.
*
* @return array
*/
function kkart_products_array_orderby( $products, $orderby = 'date', $order = 'desc' ) {
$orderby = strtolower( $orderby );
$order = strtolower( $order );
switch ( $orderby ) {
case 'title':
case 'id':
case 'date':
case 'modified':
case 'menu_order':
case 'price':
usort( $products, 'kkart_products_array_orderby_' . $orderby );
break;
case 'none':
break;
default:
shuffle( $products );
break;
}
if ( 'desc' === $order ) {
$products = array_reverse( $products );
}
return $products;
}
/**
* Sort by title.
*
* @since 3.0.0
* @param KKART_Product $a First KKART_Product object.
* @param KKART_Product $b Second KKART_Product object.
* @return int
*/
function kkart_products_array_orderby_title( $a, $b ) {
return strcasecmp( $a->get_name(), $b->get_name() );
}
/**
* Sort by id.
*
* @since 3.0.0
* @param KKART_Product $a First KKART_Product object.
* @param KKART_Product $b Second KKART_Product object.
* @return int
*/
function kkart_products_array_orderby_id( $a, $b ) {
if ( $a->get_id() === $b->get_id() ) {
return 0;
}
return ( $a->get_id() < $b->get_id() ) ? -1 : 1;
}
/**
* Sort by date.
*
* @since 3.0.0
* @param KKART_Product $a First KKART_Product object.
* @param KKART_Product $b Second KKART_Product object.
* @return int
*/
function kkart_products_array_orderby_date( $a, $b ) {
if ( $a->get_date_created() === $b->get_date_created() ) {
return 0;
}
return ( $a->get_date_created() < $b->get_date_created() ) ? -1 : 1;
}
/**
* Sort by modified.
*
* @since 3.0.0
* @param KKART_Product $a First KKART_Product object.
* @param KKART_Product $b Second KKART_Product object.
* @return int
*/
function kkart_products_array_orderby_modified( $a, $b ) {
if ( $a->get_date_modified() === $b->get_date_modified() ) {
return 0;
}
return ( $a->get_date_modified() < $b->get_date_modified() ) ? -1 : 1;
}
/**
* Sort by menu order.
*
* @since 3.0.0
* @param KKART_Product $a First KKART_Product object.
* @param KKART_Product $b Second KKART_Product object.
* @return int
*/
function kkart_products_array_orderby_menu_order( $a, $b ) {
if ( $a->get_menu_order() === $b->get_menu_order() ) {
return 0;
}
return ( $a->get_menu_order() < $b->get_menu_order() ) ? -1 : 1;
}
/**
* Sort by price low to high.
*
* @since 3.0.0
* @param KKART_Product $a First KKART_Product object.
* @param KKART_Product $b Second KKART_Product object.
* @return int
*/
function kkart_products_array_orderby_price( $a, $b ) {
if ( $a->get_price() === $b->get_price() ) {
return 0;
}
return ( $a->get_price() < $b->get_price() ) ? -1 : 1;
}
/**
* Queue a product for syncing at the end of the request.
*
* @param int $product_id Product ID.
*/
function kkart_deferred_product_sync( $product_id ) {
global $kkart_deferred_product_sync;
if ( empty( $kkart_deferred_product_sync ) ) {
$kkart_deferred_product_sync = array();
}
$kkart_deferred_product_sync[] = $product_id;
}
/**
* See if the lookup table is being generated already.
*
* @since 3.6.0
* @return bool
*/
function kkart_update_product_lookup_tables_is_running() {
$table_updates_pending = KKART()->queue()->search(
array(
'status' => 'pending',
'group' => 'kkart_update_product_lookup_tables',
'per_page' => 1,
)
);
return (bool) count( $table_updates_pending );
}
/**
* Populate lookup table data for products.
*
* @since 3.6.0
*/
function kkart_update_product_lookup_tables() {
global $wpdb;
$is_cli = Constants::is_true( 'WP_CLI' );
if ( ! $is_cli ) {
KKART_Admin_Notices::add_notice( 'regenerating_lookup_table' );
}
// Note that the table is not yet generated.
update_option( 'kkart_product_lookup_table_is_generating', true );
// Make a row per product in lookup table.
$wpdb->query(
"
INSERT IGNORE INTO {$wpdb->kkart_product_meta_lookup} (`product_id`)
SELECT
posts.ID
FROM {$wpdb->posts} posts
WHERE
posts.post_type IN ('product', 'product_variation')
"
);
// List of column names in the lookup table we need to populate.
$columns = array(
'min_max_price',
'stock_quantity',
'sku',
'stock_status',
'average_rating',
'total_sales',
'downloadable',
'virtual',
'onsale',
'tax_class',
'tax_status', // When last column is updated, kkart_product_lookup_table_is_generating is updated.
);
foreach ( $columns as $index => $column ) {
if ( $is_cli ) {
kkart_update_product_lookup_tables_column( $column );
} else {
KKART()->queue()->schedule_single(
time() + $index,
'kkart_update_product_lookup_tables_column',
array(
'column' => $column,
),
'kkart_update_product_lookup_tables'
);
}
}
// Rating counts are serialised so they have to be unserialised before populating the lookup table.
if ( $is_cli ) {
$rating_count_rows = $wpdb->get_results(
"
SELECT post_id, meta_value FROM {$wpdb->postmeta}
WHERE meta_key = '_kkart_rating_count'
AND meta_value != ''
AND meta_value != 'a:0:{}'
",
ARRAY_A
);
kkart_update_product_lookup_tables_rating_count( $rating_count_rows );
} else {
KKART()->queue()->schedule_single(
time() + 10,
'kkart_update_product_lookup_tables_rating_count_batch',
array(
'offset' => 0,
'limit' => 50,
),
'kkart_update_product_lookup_tables'
);
}
}
/**
* Populate lookup table column data.
*
* @since 3.6.0
* @param string $column Column name to set.
*/
function kkart_update_product_lookup_tables_column( $column ) {
if ( empty( $column ) ) {
return;
}
global $wpdb;
switch ( $column ) {
case 'min_max_price':
$wpdb->query(
"
UPDATE
{$wpdb->kkart_product_meta_lookup} lookup_table
INNER JOIN (
SELECT lookup_table.product_id, MIN( meta_value+0 ) as min_price, MAX( meta_value+0 ) as max_price
FROM {$wpdb->kkart_product_meta_lookup} lookup_table
LEFT JOIN {$wpdb->postmeta} meta1 ON lookup_table.product_id = meta1.post_id AND meta1.meta_key = '_price'
WHERE
meta1.meta_value <> ''
GROUP BY lookup_table.product_id
) as source on source.product_id = lookup_table.product_id
SET
lookup_table.min_price = source.min_price,
lookup_table.max_price = source.max_price
"
);
break;
case 'stock_quantity':
$wpdb->query(
"
UPDATE
{$wpdb->kkart_product_meta_lookup} lookup_table
LEFT JOIN {$wpdb->postmeta} meta1 ON lookup_table.product_id = meta1.post_id AND meta1.meta_key = '_manage_stock'
LEFT JOIN {$wpdb->postmeta} meta2 ON lookup_table.product_id = meta2.post_id AND meta2.meta_key = '_stock'
SET
lookup_table.stock_quantity = meta2.meta_value
WHERE
meta1.meta_value = 'yes'
"
);
break;
case 'sku':
case 'stock_status':
case 'average_rating':
case 'total_sales':
case 'tax_class':
case 'tax_status':
if ( 'total_sales' === $column ) {
$meta_key = 'total_sales';
} elseif ( 'average_rating' === $column ) {
$meta_key = '_kkart_average_rating';
} else {
$meta_key = '_' . $column;
}
$column = esc_sql( $column );
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
$wpdb->query(
$wpdb->prepare(
"
UPDATE
{$wpdb->kkart_product_meta_lookup} lookup_table
LEFT JOIN {$wpdb->postmeta} meta ON lookup_table.product_id = meta.post_id AND meta.meta_key = %s
SET
lookup_table.`{$column}` = meta.meta_value
",
$meta_key
)
);
// phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
break;
case 'downloadable':
case 'virtual':
$column = esc_sql( $column );
$meta_key = '_' . $column;
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
$wpdb->query(
$wpdb->prepare(
"
UPDATE
{$wpdb->kkart_product_meta_lookup} lookup_table
LEFT JOIN {$wpdb->postmeta} meta1 ON lookup_table.product_id = meta1.post_id AND meta1.meta_key = %s
SET
lookup_table.`{$column}` = IF ( meta1.meta_value = 'yes', 1, 0 )
",
$meta_key
)
);
// phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
break;
case 'onsale':
$column = esc_sql( $column );
$decimals = absint( kkart_get_price_decimals() );
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
$wpdb->query(
$wpdb->prepare(
"
UPDATE
{$wpdb->kkart_product_meta_lookup} lookup_table
LEFT JOIN {$wpdb->postmeta} meta1 ON lookup_table.product_id = meta1.post_id AND meta1.meta_key = '_price'
LEFT JOIN {$wpdb->postmeta} meta2 ON lookup_table.product_id = meta2.post_id AND meta2.meta_key = '_sale_price'
SET
lookup_table.`{$column}` = IF (
CAST( meta1.meta_value AS DECIMAL ) >= 0
AND CAST( meta2.meta_value AS CHAR ) != ''
AND CAST( meta1.meta_value AS DECIMAL( 10, %d ) ) = CAST( meta2.meta_value AS DECIMAL( 10, %d ) )
, 1, 0 )
",
$decimals,
$decimals
)
);
// phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
break;
}
// Final column - mark complete.
if ( 'tax_status' === $column ) {
delete_option( 'kkart_product_lookup_table_is_generating' );
}
}
add_action( 'kkart_update_product_lookup_tables_column', 'kkart_update_product_lookup_tables_column' );
/**
* Populate rating count lookup table data for products.
*
* @since 3.6.0
* @param array $rows Rows of rating counts to update in lookup table.
*/
function kkart_update_product_lookup_tables_rating_count( $rows ) {
if ( ! $rows || ! is_array( $rows ) ) {
return;
}
global $wpdb;
foreach ( $rows as $row ) {
$count = array_sum( (array) maybe_unserialize( $row['meta_value'] ) );
$wpdb->update(
$wpdb->kkart_product_meta_lookup,
array(
'rating_count' => absint( $count ),
),
array(
'product_id' => absint( $row['post_id'] ),
)
);
}
}
/**
* Populate a batch of rating count lookup table data for products.
*
* @since 3.6.2
* @param array $offset Offset to query.
* @param array $limit Limit to query.
*/
function kkart_update_product_lookup_tables_rating_count_batch( $offset = 0, $limit = 0 ) {
global $wpdb;
if ( ! $limit ) {
return;
}
$rating_count_rows = $wpdb->get_results(
$wpdb->prepare(
"
SELECT post_id, meta_value FROM {$wpdb->postmeta}
WHERE meta_key = '_kkart_rating_count'
AND meta_value != ''
AND meta_value != 'a:0:{}'
ORDER BY post_id ASC
LIMIT %d, %d
",
$offset,
$limit
),
ARRAY_A
);
if ( $rating_count_rows ) {
kkart_update_product_lookup_tables_rating_count( $rating_count_rows );
KKART()->queue()->schedule_single(
time() + 1,
'kkart_update_product_lookup_tables_rating_count_batch',
array(
'offset' => $offset + $limit,
'limit' => $limit,
),
'kkart_update_product_lookup_tables'
);
}
}
add_action( 'kkart_update_product_lookup_tables_rating_count_batch', 'kkart_update_product_lookup_tables_rating_count_batch', 10, 2 );
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