Inventory_Presser_Shortcode_Archive
Description
A shortcode that allows themes that do not provide a content-archive template to show a vehicle archive.
Source
File: includes/shortcode/class-shortcode-archive.php
class Inventory_Presser_Shortcode_Archive { /** * Adds two shortcodes * * @return void */ public function add() { add_shortcode( 'invp-archive', array( $this, 'content' ) ); add_shortcode( 'invp_archive', array( $this, 'content' ) ); } /** * Adds hooks that power the shortcode * * @return void */ public function add_hooks() { add_action( 'init', array( $this, 'add' ) ); } /** * Removes shortcode attributes from the attributes array that are not also * query parameters for a posts query. * * @param array $atts * @return array */ private function clean_attributes_for_query( $atts ) { unset( $atts['show_titles'] ); return $atts; } /** * Creates the HTML content of the shortcode * * @param array $atts * @return string HTML that renders an archive-vehicle template */ public function content( $atts ) { wp_enqueue_style( 'invp-attribute-table' ); wp_enqueue_style( 'invp_archive_vehicle' ); $atts = shortcode_atts( array( 'paged' => ( get_query_var( 'paged' ) ) ? get_query_var( 'paged' ) : 1, 'posts_per_page' => get_option( 'posts_per_page' ), 'post_status' => 'publish', 'show_titles' => true, ), $atts ); // Parse boolean values to make life easy on users. $atts['show_titles'] = filter_var( $atts['show_titles'], FILTER_VALIDATE_BOOLEAN ); $atts['post_type'] = INVP::POST_TYPE; // Add all taxonomy query vars to $atts so filters work. $taxonomies = get_object_taxonomies( $atts['post_type'], 'objects' ); foreach ( $taxonomies as $taxonomy ) { $atts[ $taxonomy->query_var ] = get_query_var( $taxonomy->query_var ); } /** * Handle querystring filters min_price, max_price, and max_odometer. * This array $querystring_filters has no significance other than * allowing the foreach loop below to handle 3 parameters similarly. */ $querystring_filters = array( array( 'param' => 'min_price', // querystring parameter name. 'field' => 'price', // meta field suffix. 'operator' => '>=', // comparison operator. ), array( 'param' => 'max_price', 'field' => 'price', 'operator' => '<=', ), array( 'param' => 'max_odometer', 'field' => 'odometer', 'operator' => '<=', ), ); foreach ( $querystring_filters as $arr ) { // Do we even have the querystring parameter? if ( empty( $_GET[ $arr['param'] ] ) ) { continue; } $atts['meta_query'] = Inventory_Presser_Plugin::maybe_add_meta_query( $atts['meta_query'], apply_filters( 'invp_prefix_meta_key', $arr['field'] ), (int) $_GET[ $arr['param'] ], $arr['operator'], 'numeric' ); if ( ! empty( $atts['meta_key'] ) ) { unset( $atts['meta_key'] ); } } // Allow our order by mods to affect this query_posts() call. add_filter( 'invp_apply_orderby_to_main_query_only', '__return_false' ); query_posts( $this->clean_attributes_for_query( $atts ) ); remove_filter( 'invp_apply_orderby_to_main_query_only', '__return_false' ); $output = ''; if ( have_posts() ) { while ( have_posts() ) { the_post(); $shortcode = sprintf( '[invp_archive_vehicle show_titles="%s"]', strval( $atts['show_titles'] ) ); $output .= apply_shortcodes( $shortcode ); } } else { /** * Do not encourage the user to search if there are zero vehicles. * This query could be a filtered result that's empty, so check * explicitly. */ $vehicle_count = INVP::vehicle_count(); if ( 0 < $vehicle_count ) { $output .= apply_filters( 'invp_archive_shortcode_no_results', sprintf( '<p>%s</p><h2>%s</h2><p>%s</p>', __( 'No vehicles found.', 'inventory-presser' ), __( 'Search Inventory', 'inventory-presser' ), apply_filters( 'invp_archive_shortcode_no_results_search', get_search_form() ) ) ); } } // Paged navigation. $output .= INVP::get_paging_html(); wp_reset_query(); return $output; } }
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Methods
- add — Adds two shortcodes
- add_hooks — Adds hooks that power the shortcode
- clean_attributes_for_query — Removes shortcode attributes from the attributes array that are not also query parameters for a posts query.
- content — Creates the HTML content of the shortcode