Inventory_Presser_Plugin
Contents
Description Description
This class includes dependencies, adds hooks, adds rewrite rules, modifies queries, and registers scripts & styles.
Source Source
File: inventory-presser.php
class Inventory_Presser_Plugin
{
/**
* @var CUSTOM_POST_TYPE
* @deprecated, use INVP::POST_TYPE instead
*/
const CUSTOM_POST_TYPE = 'inventory_vehicle';
/**
* @var OPTION_NAME
* @deprecated, use INVP::OPTION_NAME instead
*/
const OPTION_NAME = 'inventory_presser';
/**
* settings
*
* A place to store this plugin's option full of settings.
*
* @var mixed
*/
var $settings;
/**
* add_orderby_to_query
*
* Filter callback that adds an ORDER BY clause to the main query when a
* user requests a list of vehicles.
*
* @param object $query An instance of the WP_Query class
* @return void
*/
function add_orderby_to_query( $query )
{
//Do not mess with the query if it's not the main one and our CPT
if ( ( apply_filters( 'invp_apply_orderby_to_main_query_only', true ) && ! $query->is_main_query() )
|| ! is_post_type_archive( INVP::POST_TYPE )
|| ( empty( $_GET['orderby'] ) && empty( $this->settings['sort_vehicles_by'] ) ) )
{
return;
}
add_filter( 'posts_clauses', array( $this, 'modify_query_orderby' ) );
/**
* The field we want to order by is either in $_GET['orderby'] when
* the user has chosen to reorder posts or saved in the plugin
* settings 'default-sort-key.' The sort direction is in
* $_GET['order'] or 'sort_vehicles_order.'
*/
$direction = $this->settings['sort_vehicles_order'];
if( isset( $_GET['order'] ) )
{
$direction = sanitize_text_field( $_GET['order'] );
}
$key = $this->settings['sort_vehicles_by'];
if( isset( $_GET['orderby'] ) )
{
$key = sanitize_text_field( $_GET['orderby'] );
}
//Make sure the meta key has the prefix
$key = apply_filters( 'invp_prefix_meta_key', $key );
$query->set( 'meta_key', $key );
/**
* Maybe append to the meta_query if it is already set. If we are
* sorting by make, then we want to also add a secondary sort of model
* and a tertiary sort of trim. That's what users want. Apply the same
* logic to sorts by year and model.
*/
$old = $query->get( 'meta_query', array() );
switch( apply_filters( 'invp_unprefix_meta_key', $query->query_vars['meta_key'] ) )
{
//make
case 'make':
$query->set( 'meta_query', array_merge( $old, array(
'relation' => 'AND',
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'model' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'model' ),
'compare' => 'EXISTS'
),
),
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'trim' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'trim' ),
'compare' => 'EXISTS'
),
),
) ) );
break;
//model
case 'model':
$query->set( 'meta_query', array_merge( $old, array(
'relation' => 'AND',
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'model' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'model' ),
'compare' => 'EXISTS'
),
),
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'trim' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'trim' ),
'compare' => 'EXISTS'
),
),
) ) );
break;
//year
case 'year':
$query->set( 'meta_query', array_merge( $old, array(
'relation' => 'AND',
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'year' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'year' ),
'compare' => 'EXISTS'
),
),
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'make' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'make' ),
'compare' => 'EXISTS'
),
),
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'model' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'model' ),
'compare' => 'EXISTS'
),
),
array(
'relation' => 'OR',
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'trim' ),
'compare' => 'NOT EXISTS'
),
array(
'key' => apply_filters( 'invp_prefix_meta_key', 'trim' ),
'compare' => 'EXISTS'
),
),
)
) );
break;
//boat fields might not exist on all vehicles, so do not require them
case 'beam':
case 'length':
case 'hull_material':
unset( $query->query_vars['meta_key'] );
$query->set( 'meta_query', array_merge( $old, array(
'relation' => 'OR',
array(
'key' => $key,
'compare' => 'NOT EXISTS'
),
array(
'key' => $key,
'compare' => 'EXISTS'
),
)
) );
break;
}
$meta_value_or_meta_value_num = 'meta_value';
$key_is_odometer = $key == apply_filters( 'invp_prefix_meta_key', 'odometer' );
if( INVP::meta_value_is_number( $key ) || $key_is_odometer )
{
$meta_value_or_meta_value_num .= '_num';
}
//We also want to customize the order by to remove non-digits from the odometer
if( $key_is_odometer )
{
add_filter( 'posts_orderby', array( $this, 'change_order_by_for_odometer' ), 10, 2 );
}
//Allow other developers to decide if the post meta values are numbers
$query->set( 'orderby', apply_filters( 'invp_meta_value_or_meta_value_num', $meta_value_or_meta_value_num, $key ) );
$query->set( 'order', $direction );
}
/**
* change_order_by_for_odometer
*
* Removes commas from the meta value used in the ORDER BY of the query so
* that odometer values can be sorted as numbers instead of strings.
*
* @param string $orderby The ORDER BY clause of a database query
* @param object $query An instance of the WP_Query class
* @return string The changed ORDER BY clause
*/
function change_order_by_for_odometer( $orderby, $query )
{
/**
* Changes
* ORDER BY wp_postmeta.meta_value+0
* to
* ORDER BY REPLACE( wp_postmeta.meta_value, ',', '' )+0
*/
return str_replace( 'wp_postmeta.meta_value+0', "REPLACE( wp_postmeta.meta_value, ',', '' )+0", $orderby );
}
/**
* add_pretty_search_urls
*
* Action hook callback that adds rewrite rules to the global $wp_rewrite.
* These rewrite rules are what power URLs like /inventory/make/subaru.
*
* @return void
*/
function add_pretty_search_urls()
{
global $wp_rewrite;
$wp_rewrite->rules = $this->generate_rewrite_rules( INVP::POST_TYPE ) + $wp_rewrite->rules;
}
/**
* change_attachment_urls
*
* Adds a querystring to vehicle attachment photo URLs to fight caching.
*
* @param string $url
* @param int $post_id
* @return string The changed URL
*/
public function change_attachment_urls( $url, $post_id = null )
{
if( empty( $post_id ) )
{
$post_id = attachment_url_to_postid( $url );
}
if( INVP::POST_TYPE != get_post_type( wp_get_post_parent_id( $post_id ) ) )
{
return $url;
}
//This could be controversial
switch( substr( $url, -4 ) )
{
case 'jpeg':
case '.jpg':
case '.png':
break;
default:
return $url;
}
//Add a querystring that contains this photo's hash
$hash = INVP::get_meta( 'hash', $post_id );
if( empty( $hash ) )
{
return $url;
}
return $url . '?' . $hash;
}
/**
* change_term_links
*
* Change links to terms in our taxonomies to include /inventory before
* /tax/term.
*
* @param string $termlink
* @param object $term An instance of the WP_Term class
* @return string A modified term link that has our post type slug prepended.
*/
function change_term_links( $termlink, $term )
{
$taxonomy = get_taxonomy( $term->taxonomy );
if( ! in_array( INVP::POST_TYPE, $taxonomy->object_type ) )
{
return $termlink;
}
$post_type = get_post_type_object( INVP::POST_TYPE );
if( empty( $post_type ) )
{
return $termlink;
}
$termlink = $post_type->rewrite['slug'] . $termlink;
return $termlink;
}
/**
* create_post_type
*
* Registers the inventory_vehicle post type that holds vehicles. The post
* type name is available in the API class constant INVP::POST_TYPE. The
* arguments array can be altered using the invp_post_type_args filter hook.
*
* @return void
*/
static function create_post_type()
{
//creates a custom post type that will be used by this plugin
register_post_type(
INVP::POST_TYPE,
apply_filters(
'invp_post_type_args',
array (
'description' => __( 'Vehicles for sale', 'inventory-presser' ),
'has_archive' => true,
'hierarchical' => false,
'labels' => array (
'name' => _x( 'Vehicles', 'Post type general name', 'inventory-presser' ),
'singular_name' => _x( 'Vehicle', 'Post type singular name', 'inventory-presser' ),
'menu_name' => _x( 'Vehicles', 'Admin Menu text', 'inventory-presser' ),
'name_admin_bar' => _x( 'Vehicle', 'Add New on Toolbar', 'inventory-presser' ),
'add_new' => __( 'Add New', 'inventory-presser' ),
'add_new_item' => __( 'Add New Vehicle', 'inventory-presser' ),
'new_item' => __( 'New Vehicle', 'inventory-presser' ),
'edit_item' => __( 'Edit Vehicle', 'inventory-presser' ),
'view_item' => __( 'View Vehicle', 'inventory-presser' ),
'all_items' => __( 'All Vehicles', 'inventory-presser' ),
'search_items' => __( 'Search Vehicles', 'inventory-presser' ),
'parent_item_colon' => __( 'Parent Vehicles:', 'inventory-presser' ),
'not_found' => __( 'No vehicles found.', 'inventory-presser' ),
'not_found_in_trash' => __( 'No vehicles found in Trash.', 'inventory-presser' ),
'archives' => _x( 'Inventory', 'The post type archive label used in nav menus. Default “Post Archives”. Added in 4.4', 'inventory-presser' ),
'insert_into_item' => _x( 'Insert into vehicle description', 'Overrides the “Insert into post”/”Insert into page” phrase (used when inserting media into a post). Added in 4.4', 'inventory-presser' ),
'uploaded_to_this_item' => _x( 'Uploaded to this vehicle', 'Overrides the “Uploaded to this post”/”Uploaded to this page” phrase (used when viewing media attached to a post). Added in 4.4', 'inventory-presser' ),
'filter_items_list' => _x( 'Filter vehicles list', 'Screen reader text for the filter links heading on the post type listing screen. Default “Filter posts list”/”Filter pages list”. Added in 4.4', 'inventory-presser' ),
'items_list_navigation' => _x( 'Vehicles list navigation', 'Screen reader text for the pagination heading on the post type listing screen. Default “Posts list navigation”/”Pages list navigation”. Added in 4.4', 'inventory-presser' ),
'items_list' => _x( 'Vehicles list', 'Screen reader text for the items list heading on the post type listing screen. Default “Posts list”/”Pages list”. Added in 4.4', 'inventory-presser' ),
),
'menu_icon' => 'dashicons-admin-network',
'menu_position'=> 5, //below Posts
'public' => true,
'rest_base' => 'inventory',
'rewrite' => array (
'slug' => 'inventory',
'with_front' => false,
),
'show_in_rest' => true,
'supports' => array (
'custom-fields',
'editor',
'title',
'thumbnail',
),
'taxonomies' => Inventory_Presser_Taxonomies::query_vars_array(),
)
)
);
}
/**
* delete_rewrite_rules_option
*
* Deletes the rewrite_rules option so the rewrite rules are generated
* on the next page load without ours. Called during deactivation.
* @see http://wordpress.stackexchange.com/a/44337/13090
*
* @param bool $network_wide True if this plugin is being Network Activated or Network Deactivated by the multisite admin
* @return void
*/
static function delete_rewrite_rules_option( $network_wide )
{
if( ! is_multisite() || ! $network_wide )
{
delete_option('rewrite_rules');
return;
}
$sites = get_sites( array( 'network' => 1, 'limit' => 1000 ) );
foreach( $sites as $site )
{
switch_to_blog( $site->blog_id );
delete_option( 'rewrite_rules' );
restore_current_blog();
}
}
/**
* edit_attachment_post_type
*
* Changes the attachment post type args just before the type is registered.
* Changes hierarchical to true so that `parent` is exposed in the REST API.
*
* @param array $args Array of arguments for registering a post type.
* See the register_post_type() function for accepted arguments.
* @param string $post_type Post type key.
* @return array
*/
public function edit_attachment_post_type( $args, $type )
{
if( 'attachment' != $type )
{
return $args;
}
$args['hierarchical'] = true;
return $args;
}
/**
* flush_rewrite
*
* @param boolean $network_wide True if this plugin is being Network Activated or Network Deactivated by the multisite admin
* @return void
*/
static function flush_rewrite( $network_wide )
{
self::create_post_type();
if( ! is_multisite() || ! $network_wide )
{
flush_rewrite_rules();
return;
}
$sites = get_sites( array( 'network' => 1, 'limit' => 1000 ) );
foreach( $sites as $site )
{
switch_to_blog( $site->blog_id );
global $wp_rewrite;
$wp_rewrite->init(); //important...
$wp_rewrite->flush_rules();
restore_current_blog();
}
}
/**
* generate_rewrite_rules
*
* Generate every possible combination of rewrite rules, including paging, based on post type taxonomy
* @see http://thereforei.am/2011/10/28/advanced-taxonomy-queries-with-pretty-urls/
*
* @param string $post_type
* @param array $query_vars
* @return void
*/
function generate_rewrite_rules( $post_type, $query_vars = array() )
{
global $wp_rewrite;
if( ! is_object( $post_type ) )
{
$post_type = get_post_type_object( $post_type );
}
$rewrite_slugs = apply_filters( 'invp_rewrite_slugs', array(
$post_type->rewrite['slug'],
) );
$taxonomies = get_object_taxonomies( $post_type->name, 'objects' );
$new_rewrite_rules = array();
// Add taxonomy filters to the query vars array
foreach( $taxonomies as $taxonomy )
{
$query_vars[] = $taxonomy->query_var;
}
// Loop over all the possible combinations of the query vars
for( $i = 1; $i <= count( $query_vars ); $i++ )
{
foreach( $rewrite_slugs as $rewrite_slug )
{
$new_rewrite_rule = $rewrite_slug . '/';
$new_query_string = 'index.php?post_type=' . $post_type->name;
// Prepend the rewrites & queries
for( $n = 1; $n <= $i; $n++ )
{
$new_rewrite_rule .= '(' . implode( '|', $query_vars ) . ')/([^\/]+?)/';
$new_query_string .= '&' . $wp_rewrite->preg_index( $n * 2 - 1 ) . '[]=' . $wp_rewrite->preg_index( $n * 2 );
}
// Allow paging of filtered post type - WordPress expects 'page' in the URL but uses 'paged' in the query string so paging doesn't fit into our regex
$new_paged_rewrite_rule = $new_rewrite_rule . 'page/([0-9]{1,})/';
$new_paged_query_string = $new_query_string . '&paged=' . $wp_rewrite->preg_index( $i * 2 + 1 );
// Make the trailing backslash optional
$new_paged_rewrite_rule = $new_paged_rewrite_rule . '?$';
$new_rewrite_rule = $new_rewrite_rule . '?$';
// Add the new rewrites
$new_rewrite_rules[$new_paged_rewrite_rule] = $new_paged_query_string;
$new_rewrite_rules[$new_rewrite_rule] = $new_query_string;
}
}
return apply_filters( 'invp_rewrite_rules', $new_rewrite_rules );
}
/**
* get_last_word
*
* Given a string, return the last word.
*
* @param string $str The string from which to extract the last word
* @return string The last word of the input string
*/
private function get_last_word( $str )
{
$pieces = explode( ' ', rtrim( $str ) );
return array_pop( $pieces );
}
/**
* hooks
*
* This is the driver function of the entire plugin. Includes dependencies
* and adds all hooks.
*
* @return void
*/
function hooks()
{
//include all this plugin's classes that live in external files
$this->include_dependencies();
//Translate friendly names to actual custom field keys and the other way
add_filter( 'invp_prefix_meta_key', array( 'INVP', 'translate_custom_field_names' ) );
add_filter( 'invp_unprefix_meta_key', array( 'INVP', 'untranslate_custom_field_names' ) );
//Modify the administrator dashboard
$customize_dashboard = new Inventory_Presser_Admin_Customize_Dashboard();
$customize_dashboard->hooks();
/**
* Create our post type and taxonomies
*/
//create a custom post type for the vehicles
add_action( 'init', array( $this, 'create_post_type' ) );
//register all postmeta fields the CPT uses (mostly to expose them in the REST API)
add_action( 'init', array( $this, 'register_meta_fields' ), 20 );
//Filter the attachment post type to make sure `parent` is exposed in the REST API
add_filter( 'register_post_type_args', array( $this, 'edit_attachment_post_type' ), 10, 2 );
//Create custom taxonomies
$taxonomies = new Inventory_Presser_Taxonomies();
$taxonomies->hooks();
//Modify edit-tags.php for our location taxonomy to manage term meta
$location_meta = new Inventory_Presser_Admin_Location_Meta();
$location_meta->add_hooks();
/**
* Some custom rewrite rules are created and destroyed
*/
//Add custom rewrite rules
add_action('generate_rewrite_rules', array( $this, 'add_pretty_search_urls' ) );
/**
* Activation and deactivation hooks ensure that the rewrite rules are
* flushed to add and remove our custom rewrite rules
*/
//Flush rewrite rules when the plugin is activated
register_activation_hook( __FILE__, array( 'Inventory_Presser_Plugin', 'flush_rewrite' ) );
//Delete an option during deactivation
register_deactivation_hook( __FILE__, array( 'Inventory_Presser_Plugin', 'delete_rewrite_rules_option' ) );
//Register some widgets included with this plugin
add_action( 'widgets_init', array( $this, 'register_widgets' ) );
/**
* Deliver our promise to order posts, change the ORDER BY clause of
* the query that's fetching post objects.
*/
$this->settings = INVP::settings();
if( ! is_admin() )
{
add_action( 'pre_get_posts', array( $this, 'add_orderby_to_query' ) );
}
//Allow custom fields to be searched
$add_custom_fields_to_search = new Add_Custom_Fields_To_Search();
$add_custom_fields_to_search->hooks();
//Redirect URLs by VINs to proper vehicle permalinks
$allow_urls_by_vin = new Vehicle_URLs_By_VIN();
$allow_urls_by_vin->hooks();
//Add buttons near vehicles for Carfax reports or NextGear inspections
$badges = new Inventory_Presser_Badges();
$badges->hooks();
//Redirect 404 vehicles to make archives
$redirect_404_vehicles = new Redirect_404_Vehicles();
$redirect_404_vehicles->hooks();
//Include CSS on the frontend
add_action( 'wp_enqueue_scripts', array( $this, 'include_scripts_and_styles' ), 11 );
//Modify the URL of an "Email a Friend" menu item on the "Vehicle Details Buttons" menu
$email_a_friend = new Inventory_Presser_Email_A_Friend();
$email_a_friend->hooks();
//Make it possible for a menu item to print the page
$print_button = new Inventory_Presser_Menu_Item_Print();
$print_button->hooks();
/**
* When vehicle posts are inserted, make sure they create a relationship
* with the "For Sale" term in the Availabilities taxonomy. Some queries
* that honor the "Include Sold Vehicles" setting in this plugin will
* exclude them without a relationship to a term in that taxonomy.
*/
add_action( 'save_post_' . INVP::POST_TYPE, array( $this, 'mark_vehicles_for_sale_during_insertion' ), 10, 3 );
//Maybe skip the trash bin and permanently delete vehicles & photos
add_action( 'trashed_post', array( $this, 'maybe_force_delete' ) );
//When vehicles are deleted, delete their attachments, too
add_action( 'before_delete_post', array( 'INVP', 'delete_attachments' ), 10, 1 );
//Change links to our taxonomy terms to insert /inventory/
add_filter( 'pre_term_link', array( $this, 'change_term_links' ), 10, 2 );
//Change attachment URLs to prevent aggressive caching from showing users updated JPGs
add_filter( 'wp_get_attachment_url', array( $this, 'change_attachment_urls' ) );
//Allow users to set the Inventory listing page as the home page
$page = new Inventory_Presser_Allow_Inventory_As_Home_Page();
$page->hooks();
//Add all our shortcodes
$shortcodes = new Inventory_Presser_Shortcode_Grid();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Iframe();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Slider();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Single_Vehicle();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Archive();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Archive_Vehicle();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Hours_Today();
$shortcodes->hooks();
$shortcodes = new Inventory_Presser_Shortcode_Photo_Slider();
$shortcodes->hooks();
/**
* When the active theme isn't prepared to display vehicles, insert
* our archive and single vehicle shortcodes.
*/
$template_provider = new Inventory_Presser_Template_Provider();
$template_provider->hooks();
//Add blocks
$blocks = new Inventory_Presser_Blocks();
$blocks->hooks();
/**
* Add photo number meta values to vehicle photos uploaded in the
* dashboard
*/
$photo_numberer = new Inventory_Presser_Photo_Numberer();
$photo_numberer->hooks();
//Allow additional vehicle archives to be created
$additional_archives = new Inventory_Presser_Additional_Listings_Pages();
$additional_archives->hooks();
if ( is_admin() )
{
//Initialize our Settings page in the Dashboard
$options = new Inventory_Presser_Admin_Options();
$options->hooks();
//If the user is looking at our options page, suggest settings tweaks
$settings_suggester = new Inventory_Presser_Admin_Settings_Suggester();
$settings_suggester->hooks();
//Add a sidebar to the editor when editing vehicles
$sidebar = new Inventory_Presser_Admin_Editor_Sidebar();
$sidebar->hooks();
}
$overlapper = new Inventory_Presser_Taxonomy_Overlapper();
$overlapper->hooks();
$uninstaller = new Inventory_Presser_Uninstaller();
$uninstaller->hooks();
$schema_generator = new Inventory_Presser_Schema_Org_Generator();
$schema_generator->hooks();
add_action( 'invp_archive_buttons', array( $this, 'add_view_details_button' ) );
add_action( 'plugins_loaded', array( $this, 'loaded' ) );
}
public function add_view_details_button()
{
if( ! in_the_loop() )
{
return;
}
$css_classes = apply_filters( 'invp_css_classes_view_details_button', array(
'wp-block-button__link',
'button',
) );
?><a class="<?php echo esc_attr( implode( ' ', $css_classes ) ); ?>" href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><?php _e( 'View Details', 'inventory-presser' ); ?></a><?php
}
function loaded()
{
//Allow translations
load_plugin_textdomain( 'inventory-presser', false, __DIR__ );
//Fire an action hook after Inventory Presser is finished loading
do_action( 'invp_loaded' );
}
/**
* include_dependencies
*
* Includes all the includes! This function loads all the other PHP files
* that contain this plugin's code.
*
* @return void
*/
function include_dependencies()
{
// include composer dependencies
include_once 'vendor/autoload.php';
//Include our object definition dependencies
$file_names = array(
'class-add-custom-fields-to-search.php',
'addon/class-addon-license-validator.php',
'addon/class-addon-license.php',
'addon/class-addon-updater.php',
'addon/class-addon.php',
'admin/class-admin-customize-dashboard.php',
'admin/class-admin-editor-sidebar.php',
'admin/class-admin-location-meta.php',
'admin/class-admin-options.php',
'admin/class-admin-settings-suggester.php',
'class-additional-listings-pages.php',
'class-allow-inventory-as-home-page.php',
'class-badges.php',
'class-blocks.php',
'class-business-day.php',
'class-invp.php',
'class-menu-item-email-a-friend.php',
'class-menu-item-print.php',
'class-option-manager.php',
'class-photo-numberer.php',
'class-redirect-404-vehicles.php',
'class-schema-org-generator.php',
'shortcode/class-shortcode-hours-today.php',
'shortcode/class-shortcode-iframe.php',
'shortcode/class-shortcode-inventory-grid.php',
'shortcode/class-shortcode-inventory-slider.php',
'shortcode/class-shortcode-photo-slider.php',
'shortcode/class-shortcode-template-shortcode.php',
'shortcode/class-shortcode-archive.php',
'shortcode/class-shortcode-archive-vehicle.php',
'shortcode/class-shortcode-single-vehicle.php',
'class-taxonomies.php',
'class-taxonomy-overlapper.php',
'class-template-provider.php',
'class-uninstaller.php',
'class-vehicle.php',
'class-vehicle-urls-by-vin.php',
'widget/class-widget-address.php',
'widget/class-widget-carfax.php',
'widget/class-widget-fuel-economy.php',
'widget/class-widget-google-maps.php',
'widget/class-widget-google-maps-v3.php',
'widget/class-widget-hours.php',
'widget/class-widget-inventory-grid.php',
'widget/class-widget-inventory-slider.php',
'widget/class-widget-kbb.php',
'widget/class-widget-map.php',
'widget/class-widget-order-by.php',
'widget/class-widget-phones.php',
'widget/class-widget-maximum-price-filter.php',
'template-tags.php',
);
foreach( $file_names as $file_name )
{
$path = plugin_dir_path( __FILE__ ) . 'includes/' . $file_name;
if( file_exists( $path ) )
{
require $path;
}
}
}
/**
* include_scripts_and_styles
*
* Registers JavaScripts and stylesheets for front-end users and dashboard
* users. Includes some inline styles and scripts depending on the plugin
* settings and page request.
*
* @return void
*/
function include_scripts_and_styles()
{
//Allow dashicons use on frontend
wp_enqueue_style( 'dashicons' );
/**
* Register stylesheets that will only be enqueued when specific
* widgets or shortcodes are used.
*/
if( ! function_exists( 'get_plugin_data' ) )
{
require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
}
$plugin_version = get_plugin_data( __FILE__ )['Version'];
wp_register_style( 'invp-grid', plugins_url( 'css/widget-grid.min.css', __FILE__ ), [], $plugin_version );
wp_register_style( 'invp-maximum-price-filters', plugins_url( 'css/widget-maximum-price-filters.min.css', __FILE__ ), [], $plugin_version );
wp_register_style( 'invp-epa-fuel-economy', plugins_url( 'css/widget-epa-fuel-economy.min.css', __FILE__ ), [], $plugin_version );
wp_register_style( 'invp-slider', plugins_url( 'css/widget-slider.min.css', __FILE__ ), [], $plugin_version );
/**
* Register flexslider and provide overrides for scripts and styles
*/
wp_register_script( 'flexslider', plugins_url('/vendor/woocommerce/FlexSlider/jquery.flexslider-min.js', __FILE__ ), array('jquery'), $plugin_version );
//Our overrides
wp_register_script( 'invp-flexslider', plugins_url('/js/flexslider.min.js', __FILE__ ), array( 'flexslider' ), $plugin_version );
//Another flexslider spin-up script for the Vehicle Slider widget
wp_register_script( 'invp-slider', plugins_url( '/js/widget-slider.min.js', __FILE__ ), array( 'flexslider' ), $plugin_version );
wp_register_style( 'flexslider', plugins_url( '/vendor/woocommerce/FlexSlider/flexslider.css', __FILE__ ), null, $plugin_version );
//Our overrides
wp_register_style( 'invp-flexslider', plugins_url( '/css/flexslider.min.css', __FILE__ ), array( 'flexslider' ), $plugin_version );
/**
* Register a stylesheet that will be used by two shortcodes,
* [invp-archive-vehicle] and [invp-single-vehicle]
*/
wp_register_style(
'invp-attribute-table',
plugins_url( '/css/vehicle-attribute-table.min.css', __FILE__ ),
null,
$plugin_version
);
//Register a stylesheet for the archive vehicle shortcode
wp_register_style(
'invp_archive_vehicle',
plugins_url( '/css/shortcode-archive-vehicle.min.css', __FILE__ ),
null,
$plugin_version
);
//Register a stylesheet for the single vehicle shortcode
wp_register_style(
'invp_single_vehicle',
plugins_url( '/css/shortcode-single-vehicle.min.css', __FILE__ ),
null,
$plugin_version
);
/**
* Make the meta prefix to the front-end (the object name invp is
* localized for the admin dashboard in
* Inventory_Presser_Admin_Customize_Dashboard)
*/
if( ! is_admin() )
{ ?><script type="text/javascript">
var invp = <?php echo json_encode( array(
'meta_prefix' => INVP::meta_prefix(),
'is_singular' => is_singular( INVP::POST_TYPE ),
) ); ?>;
</script><?php
}
}
/**
* Fires once a vehicle post has been saved.
*
* @param int $post_ID Post ID.
* @param WP_Post $post Post object.
* @param bool $update Whether this is an existing post being updated.
*/
function mark_vehicles_for_sale_during_insertion( $post_ID, $post, $update )
{
if( $update )
{
//Abort, we only want to affect insertions
return;
}
//Does the vehicle already have a term in the Availabilities taxonomy?
$terms = wp_get_object_terms( $post_ID, 'availability' );
if( ! empty( $terms ) && is_array( $terms ) )
{
//Yes, abort
return;
}
//No, create a relationship with "For Sale"
wp_set_object_terms( $post_ID, 'for-sale', 'availability' );
}
/**
* maybe_add_meta_query
*
* Filter callback that changes a query's meta_query value if the meta_query
* does not already contain the provided $key.
*
* @param array $meta_query The meta_query member of a WP_Query, retrieved with WP_Query->get('meta_query')
* @param string $key
* @param string $value
* @param string $compare
* @param string $type
* @return array The modified $meta_query array
*/
public static function maybe_add_meta_query( $meta_query, $key, $value, $compare, $type )
{
//Make sure there is not already $key item in the meta_query
if( self::meta_query_contains_clause( $meta_query, $key, $value, $compare, $type ) )
{
return $meta_query;
}
$meta_query[] = array(
'key' => $key,
'value' => $value,
'compare' => $compare,
'type' => $type,
);
return $meta_query;
}
/**
* meta_prefix
*
* @deprecated This method has been moved to the INVP class.
* @return void
*/
public static function meta_prefix()
{
return INVP::meta_prefix();
}
/**
* meta_query_contains_clause
*
* Does a meta_query already contain a clause?
*
* @param array $meta_query The array return value of WP_Query->get('meta_query')
* @param string $key The meta key to search for
* @return bool
*/
public static function meta_query_contains_clause( $meta_query, $key, $value, $compare, $type )
{
if( is_array( $meta_query ) )
{
if( isset( $meta_query['key'] )
&& isset( $meta_query['value'] )
&& isset( $meta_query['compare'] )
&& isset( $meta_query['type'] ) )
{
return $meta_query['key'] == $key
&& $meta_query['value'] == $value
&& $meta_query['compare'] == $compare
&& $meta_query['type'] == $type;
}
foreach( $meta_query as $another )
{
return self::meta_query_contains_clause( $another, $key, $value, $compare, $type );
}
}
return false;
}
/**
* modify_query_for_max_price
*
* Modifies the $query to filter vehicles by prices for the Maximum
* Price Filter widget.
*
* @param object $query An instance of the WP_Query class
* @return void
*/
function modify_query_for_max_price( $query )
{
//Do not mess with the query if it's not the main one and our CPT
if ( ! $query->is_main_query()
|| empty( $query->query_vars['post_type'] )
|| $query->query_vars['post_type'] != INVP::POST_TYPE )
{
return;
}
//Get original meta query
$meta_query = $query->get('meta_query');
if( ! is_array( $meta_query ) )
{
$meta_query = array();
}
if ( isset( $_GET['max_price'] ) )
{
$meta_query['relation'] = 'AND';
$meta_query = self::maybe_add_meta_query(
$meta_query,
apply_filters( 'invp_prefix_meta_key', 'price' ),
(int) $_GET['max_price'],
'<=',
'numeric'
);
$query->set( 'meta_query', $meta_query );
}
}
/**
* modify_query_orderby
*
* Filter callback. Modifies a query's ORDER BY clause to appropriately
* sort some meta values as numbers instead of strings while adding fields
* to the ORDER BY clause to account for all of the JOINs to the postmeta.
*
* @param array $pieces All of a queries syntax organized into an array
* @return array The changed array of database query fragments
*/
function modify_query_orderby( $pieces )
{
/**
* Count the number of meta fields we have added to the query by parsing
* the join piece of the query
*/
$meta_field_count = sizeof( explode( 'INNER JOIN wp_postmeta AS', $pieces['join'] ) )-1;
//Parse out the ASC or DESC sort direction from the end of the ORDER BY clause
$direction = $this->get_last_word( $pieces['orderby'] );
$acceptable_directions = array( 'ASC', 'DESC' );
$direction = ( in_array( $direction, $acceptable_directions ) ? ' ' . $direction : '' );
/**
* Build a string to replace the existing ORDER BY field name
* Essentially, we are going to turn 'wp_postmeta.meta_value' into
* 'mt1.meta_value ASC, mt2.meta_value ASC, mt3.meta_value ASC'
* where the number of meta values is what we calculated in $meta_field_count
*/
if( 0 < $meta_field_count )
{
$replacement = $pieces['orderby'] . ', ';
for( $m=0; $m<$meta_field_count; $m++ )
{
$replacement .= 'mt' . ( $m+1 ) . '.meta_value';
/**
* Determine if this meta field should be sorted as a number
* 1. Parse out the meta key name from $pieces['where']
* 2. Run it through INVP::meta_value_is_number
*/
$field_start = strpos( $pieces['where'], 'mt' . ( $m+1 ) . '.meta_key = \'')+16;
$field_end = strpos( $pieces['where'], "'", $field_start )-$field_start;
$field_name = substr( $pieces['where'], $field_start, $field_end );
if( INVP::meta_value_is_number( $field_name ) )
{
$replacement .= '+0';
}
$replacement .= $direction;
if( $m < ( $meta_field_count-1 ) )
{
$replacement .= ', ';
}
}
$pieces['orderby'] = $replacement;
}
return $pieces;
}
/**
* maybe_force_delete
*
* Action hook callback. Prevents vehicles from lingering in the Trash after
* they've been deleted if a plugin setting dictates such behavior.
*
* @param int $post_id
* @return void
*/
function maybe_force_delete( $post_id )
{
//is the post a vehicle?
if( INVP::POST_TYPE != get_post_type( $post_id ) )
{
return;
}
$settings = INVP::settings();
if( ! $settings['skip_trash'] )
{
return;
}
//force delete
wp_delete_post( $post_id, true );
}
/**
* register_meta_fields
*
* Registers all meta fields our custom post type uses to define a vehicle
* and its attachments.
*
* @return void
*/
function register_meta_fields()
{
//Add meta fields to our post type
foreach( INVP::keys_and_types( true ) as $key_arr )
{
$key = apply_filters( 'invp_prefix_meta_key', $key_arr['name'] );
register_post_meta( INVP::POST_TYPE, $key, array(
'show_in_rest' => true,
'single' => true,
'type' => $key_arr['type'],
) );
}
//Register a meta field for a multi-value options array
register_post_meta(
INVP::POST_TYPE,
apply_filters( 'invp_prefix_meta_key', 'options_array' ),
array(
'show_in_rest' => true,
'single' => false,
'type' => 'string',
)
);
//Add a couple fields that are used on media attachments
$attachment_keys = array();
$attachment_keys[] = array(
'name' => 'hash',
'type' => 'string',
);
$attachment_keys[] = array(
'name' => 'photo_number',
'type' => 'integer',
);
$attachment_keys[] = array(
'name' => 'vin',
'type' => 'string',
);
//Add meta fields to attachments
foreach( $attachment_keys as $key_arr )
{
$key = apply_filters( 'invp_prefix_meta_key', $key_arr['name'] );
register_post_meta( 'attachment', $key, array(
'sanitize_callback' => 'sanitize_text_field',
'show_in_rest' => true,
'single' => true,
'type' => $key_arr['type'],
) );
}
}
/**
* register_widgets
*
* Registers every widget that ships with this plugin.
*
* @return void
*/
function register_widgets()
{
/**
* Make a widget available to sort vehicles by post meta fields.
* Or, enable order by year, make, price, odometer, etc.
*/
register_widget( "Inventory_Presser_Order_By_Widget" );
/**
* Make a widget available to show EPA Fuel Economy data
*/
register_widget( "Inventory_Presser_Fuel_Economy_Widget" );
/**
* Make a widget available to embed a Google map pointed at one of
* the addresses in our location taxonomy.
*/
register_widget( 'Inventory_Presser_Google_Maps_Widget' );
register_widget( 'Inventory_Presser_Google_Maps_Widget_V3' );
register_widget( 'Inventory_Presser_Map_Widget' );
register_widget( 'Inventory_Presser_Carfax_Widget' );
register_widget( 'Inventory_Presser_Grid' );
register_widget( 'Inventory_Presser_KBB_Widget' );
register_widget( 'Inventory_Presser_Location_Address' );
register_widget( 'Inventory_Presser_Location_Hours' );
register_widget( 'Inventory_Presser_Location_Phones' );
register_widget( 'Inventory_Presser_Slider' );
register_widget( 'Inventory_Presser_Maximum_Price_Filter' );
/**
* The query needs to be altered for the Maximum Price Filters widget.
*/
if ( ! is_admin() && isset( $_GET['max_price'] ) )
{
add_action( 'pre_get_posts', array( $this, 'modify_query_for_max_price' ), 99, 1 );
}
}
/**
* settings
*
* @deprecated This method has been moved to the INVP class.
* @return void
*/
public static function settings()
{
return INVP::settings();
}
} //end class
Expand full source code Collapse full source code View on Github
Methods Methods
- add_orderby_to_query — add_orderby_to_query
- add_pretty_search_urls — add_pretty_search_urls
- add_view_details_button
- change_attachment_urls — change_attachment_urls
- change_order_by_for_odometer — change_order_by_for_odometer
- change_term_links — change_term_links
- create_post_type — create_post_type
- delete_rewrite_rules_option — delete_rewrite_rules_option
- edit_attachment_post_type — edit_attachment_post_type
- flush_rewrite — flush_rewrite
- generate_rewrite_rules — generate_rewrite_rules
- get_last_word — get_last_word
- hooks — hooks
- include_dependencies — include_dependencies
- include_scripts_and_styles — include_scripts_and_styles
- loaded
- mark_vehicles_for_sale_during_insertion — Fires once a vehicle post has been saved.
- maybe_add_meta_query — maybe_add_meta_query
- maybe_force_delete — maybe_force_delete
- meta_prefix — meta_prefix — deprecated
- meta_query_contains_clause — meta_query_contains_clause
- modify_query_for_max_price — modify_query_for_max_price
- modify_query_orderby — modify_query_orderby
- register_meta_fields — register_meta_fields
- register_widgets — register_widgets
- settings — settings — deprecated