139 lines
4.2 KiB
PHP
139 lines
4.2 KiB
PHP
<?php
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/**
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* WooCommerce Queries
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*
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* Handles front end queries and loops.
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*
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* @package WooCommerce
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* @category Core
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* @author WooThemes
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*/
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/**
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* Query the products, applying sorting/ordering etc. This applies to the main wordpress loop
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*/
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add_filter( 'parse_query', 'woocommerce_parse_query' );
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function woocommerce_parse_query( $q ) {
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global $woocommerce;
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if (is_admin()) return;
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// Only apply to product categories, the product post archive, the shop page, and product tags
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if ( ( isset( $q->query_vars['suppress_filters'] ) && true == $q->query_vars['suppress_filters'] ) || (!$q->is_tax( 'product_cat' ) && !$q->is_post_type_archive( 'product' ) && !$q->is_page( get_option('woocommerce_shop_page_id') ) && !$q->is_tax( 'product_tag' ))) return;
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$meta_query = (array) $q->get( 'meta_query' );
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// Visibility
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if ( is_search() ) $in = array( 'visible', 'search' ); else $in = array( 'visible', 'catalog' );
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$meta_query[] = array(
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'key' => 'visibility',
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'value' => $in,
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'compare' => 'IN'
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);
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// In stock
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if (get_option('woocommerce_hide_out_of_stock_items')=='yes') :
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$meta_query[] = array(
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'key' => 'stock_status',
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'value' => 'instock',
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'compare' => '='
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);
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endif;
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// Ordering
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if (isset($_POST['orderby']) && $_POST['orderby'] != '') $_SESSION['orderby'] = $_POST['orderby'];
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$current_order = (isset($_SESSION['orderby'])) ? $_SESSION['orderby'] : 'title';
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switch ($current_order) :
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case 'date' :
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$orderby = 'date';
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$order = 'desc';
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$meta_key = '';
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break;
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case 'price' :
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$orderby = 'meta_value_num';
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$order = 'asc';
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$meta_key = 'price';
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break;
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default :
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$orderby = 'title';
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$order = 'asc';
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$meta_key = '';
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break;
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endswitch;
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// Get a list of post id's which match the current filters set (in the layered nav and price filter)
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$post__in = array_unique(apply_filters('loop-shop-posts-in', array()));
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// Ordering query vars
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$q->set( 'orderby', $orderby );
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$q->set( 'order', $order );
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$q->set( 'meta_key', $meta_key );
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// Query vars that affect posts shown
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$q->set( 'post_type', 'product' );
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$q->set( 'meta_query', $meta_query );
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$q->set( 'post__in', $post__in );
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$q->set( 'posts_per_page', apply_filters('loop_shop_per_page', get_option('posts_per_page')) );
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// Store variables
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$woocommerce->query['post__in'] = $post__in;
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$woocommerce->query['meta_query'] = $meta_query;
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// We're on a shop page so queue the woocommerce_get_products_in_view function
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add_action('wp', 'woocommerce_get_products_in_view', 2);
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}
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/**
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* Remove parse_query so it only applies to main loop
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*/
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add_action('wp', 'woocommerce_remove_parse_query');
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function woocommerce_remove_parse_query() {
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remove_filter( 'parse_query', 'woocommerce_parse_query' );
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}
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/**
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* Get an unpaginated list all product ID's (both filtered and unfiltered)
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*/
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function woocommerce_get_products_in_view() {
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global $wp_query, $woocommerce;
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$unfiltered_product_ids = array();
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// Get all visible posts, regardless of filters
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$products = get_posts(
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array_merge(
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$wp_query->query,
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array(
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'post_type' => 'product',
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'numberposts' => -1,
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'post_status' => 'publish',
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'meta_query' => $woocommerce->query['meta_query']
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)
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)
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);
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// Add posts to array
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foreach ($products as $p) $unfiltered_product_ids[] = $p->ID;
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// Store the variable
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$woocommerce->query['unfiltered_product_ids'] = $unfiltered_product_ids;
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// Also store filtered posts ids...
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if (sizeof($woocommerce->query['post__in'])>0) :
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$woocommerce->query['filtered_product_ids'] = array_intersect($woocommerce->query['unfiltered_product_ids'], $woocommerce->query['post__in']);
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else :
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$woocommerce->query['filtered_product_ids'] = $woocommerce->query['unfiltered_product_ids'];
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endif;
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// And filtered post ids which just take layered nav into consideration (to find max price in the price widget)
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if (sizeof($woocommerce->query['layered_nav_post__in'])>0) :
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$woocommerce->query['layered_nav_product_ids'] = array_intersect($woocommerce->query['unfiltered_product_ids'], $woocommerce->query['layered_nav_post__in']);
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else :
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$woocommerce->query['layered_nav_product_ids'] = $woocommerce->query['unfiltered_product_ids'];
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endif;
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} |