insideout10 / wordlift-plugin

src/modules/pods/vendor/composer/InstalledVersions.php

Spacing +15 added lines, -15 removed lines

@@ -137,7 +137,7 @@ 
     public static function getVersionRanges($packageName)
     {
         foreach (self::getInstalled() as $installed) {
-            if (!isset($installed['versions'][$packageName])) {
+            if ( ! isset($installed['versions'][$packageName])) {
                 continue;
             }
 
@@ -158,7 +158,7 @@ 
             return implode(' || ', $ranges);
         }
 
-        throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
+        throw new \OutOfBoundsException('Package "'.$packageName.'" is not installed');
     }
 
     /**
@@ -168,18 +168,18 @@ 
     public static function getVersion($packageName)
     {
         foreach (self::getInstalled() as $installed) {
-            if (!isset($installed['versions'][$packageName])) {
+            if ( ! isset($installed['versions'][$packageName])) {
                 continue;
             }
 
-            if (!isset($installed['versions'][$packageName]['version'])) {
+            if ( ! isset($installed['versions'][$packageName]['version'])) {
                 return null;
             }
 
             return $installed['versions'][$packageName]['version'];
         }
 
-        throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
+        throw new \OutOfBoundsException('Package "'.$packageName.'" is not installed');
     }
 
     /**
@@ -189,18 +189,18 @@ 
     public static function getPrettyVersion($packageName)
     {
         foreach (self::getInstalled() as $installed) {
-            if (!isset($installed['versions'][$packageName])) {
+            if ( ! isset($installed['versions'][$packageName])) {
                 continue;
             }
 
-            if (!isset($installed['versions'][$packageName]['pretty_version'])) {
+            if ( ! isset($installed['versions'][$packageName]['pretty_version'])) {
                 return null;
             }
 
             return $installed['versions'][$packageName]['pretty_version'];
         }
 
-        throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
+        throw new \OutOfBoundsException('Package "'.$packageName.'" is not installed');
     }
 
     /**
@@ -210,18 +210,18 @@ 
     public static function getReference($packageName)
     {
         foreach (self::getInstalled() as $installed) {
-            if (!isset($installed['versions'][$packageName])) {
+            if ( ! isset($installed['versions'][$packageName])) {
                 continue;
             }
 
-            if (!isset($installed['versions'][$packageName]['reference'])) {
+            if ( ! isset($installed['versions'][$packageName]['reference'])) {
                 return null;
             }
 
             return $installed['versions'][$packageName]['reference'];
         }
 
-        throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
+        throw new \OutOfBoundsException('Package "'.$packageName.'" is not installed');
     }
 
     /**
@@ -231,14 +231,14 @@ 
     public static function getInstallPath($packageName)
     {
         foreach (self::getInstalled() as $installed) {
-            if (!isset($installed['versions'][$packageName])) {
+            if ( ! isset($installed['versions'][$packageName])) {
                 continue;
             }
 
             return isset($installed['versions'][$packageName]['install_path']) ? $installed['versions'][$packageName]['install_path'] : null;
         }
 
-        throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
+        throw new \OutOfBoundsException('Package "'.$packageName.'" is not installed');
     }
 
     /**
@@ -267,7 +267,7 @@ 
             // only require the installed.php file if this file is loaded from its dumped location,
             // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937
             if (substr(__DIR__, -8, 1) !== 'C') {
-                self::$installed = include __DIR__ . '/installed.php';
+                self::$installed = include __DIR__.'/installed.php';
             } else {
                 self::$installed = array();
             }
@@ -340,7 +340,7 @@ 
             // only require the installed.php file if this file is loaded from its dumped location,
             // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937
             if (substr(__DIR__, -8, 1) !== 'C') {
-                self::$installed = require __DIR__ . '/installed.php';
+                self::$installed = require __DIR__.'/installed.php';
             } else {
                 self::$installed = array();
             }

src/modules/pods/vendor/composer/autoload_static.php

Spacing +8 added lines, -8 removed lines

@@ -6,27 +6,27 @@
 
 class ComposerStaticInit1fa7477671b8ce4e96024c7b54cda86e
 {
-    public static $prefixLengthsPsr4 = array (
+    public static $prefixLengthsPsr4 = array(
         'W' => 
-        array (
+        array(
             'Wordlift\\Modules\\Pods\\' => 22,
         ),
     );
 
-    public static $prefixDirsPsr4 = array (
+    public static $prefixDirsPsr4 = array(
         'Wordlift\\Modules\\Pods\\' => 
-        array (
-            0 => __DIR__ . '/../..' . '/includes',
+        array(
+            0 => __DIR__.'/../..'.'/includes',
         ),
     );
 
-    public static $classMap = array (
-        'Composer\\InstalledVersions' => __DIR__ . '/..' . '/composer/InstalledVersions.php',
+    public static $classMap = array(
+        'Composer\\InstalledVersions' => __DIR__.'/..'.'/composer/InstalledVersions.php',
     );
 
     public static function getInitializer(ClassLoader $loader)
     {
-        return \Closure::bind(function () use ($loader) {
+        return \Closure::bind(function() use ($loader) {
             $loader->prefixLengthsPsr4 = ComposerStaticInit1fa7477671b8ce4e96024c7b54cda86e::$prefixLengthsPsr4;
             $loader->prefixDirsPsr4 = ComposerStaticInit1fa7477671b8ce4e96024c7b54cda86e::$prefixDirsPsr4;
             $loader->classMap = ComposerStaticInit1fa7477671b8ce4e96024c7b54cda86e::$classMap;

src/modules/pods/vendor/composer/autoload_classmap.php

Spacing +1 added lines, -1 removed lines

@@ -6,5 +6,5 @@
 $baseDir = dirname($vendorDir);
 
 return array(
-    'Composer\\InstalledVersions' => $vendorDir . '/composer/InstalledVersions.php',
+    'Composer\\InstalledVersions' => $vendorDir.'/composer/InstalledVersions.php',
 );

src/includes/class-wordlift-schema-service.php

Indentation +1239 added lines, -1239 removed lines

@@ -18,1244 +18,1244 @@
  */
 class Wordlift_Schema_Service {
 
-	/**
-	 * The 'location created' field name.
-	 *
-	 * @since 3.5.0
-	 */
-	const FIELD_LOCATION_CREATED = 'wl_location_created';
-
-	/**
-	 * The 'topic' field name.
-	 *
-	 * @since 3.5.0
-	 */
-	const FIELD_TOPIC = 'wl_topic';
-
-	/**
-	 * The 'author' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_AUTHOR = 'wl_author';
-
-	/**
-	 * The 'same as' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_SAME_AS = 'entity_same_as';
-
-	/**
-	 * The 'date start' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_DATE_START = 'wl_cal_date_start';
-
-	/**
-	 * The 'date end' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_DATE_END = 'wl_cal_date_end';
-
-	/**
-	 * The 'location' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_LOCATION = 'wl_location';
-
-	/**
-	 * The 'founder' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_FOUNDER = 'wl_founder';
-
-	/**
-	 * The 'knows' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_KNOWS = 'wl_knows';
-
-	/**
-	 * The 'birth date' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_BIRTH_DATE = 'wl_birth_date';
-
-	/**
-	 * The 'birth place' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_BIRTH_PLACE = 'wl_birth_place';
-
-	/**
-	 * The 'latitude' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_GEO_LATITUDE = 'wl_geo_latitude';
-
-	/**
-	 * The 'longitude' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_GEO_LONGITUDE = 'wl_geo_longitude';
-
-	/**
-	 * The 'streetAddress' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_ADDRESS = 'wl_address';
-
-	/**
-	 * The 'postOfficeBoxNumber' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_PO_BOX = 'wl_address_post_office_box';
-
-	/**
-	 * The 'postalCode' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_POSTAL_CODE = 'wl_address_postal_code';
-
-	/**
-	 * The 'addressLocality' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_LOCALITY = 'wl_address_locality';
-	/**
-	 * The 'addressRegion' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_REGION = 'wl_address_region';
-
-	/**
-	 * The 'addressCountry' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_COUNTRY = 'wl_address_country';
-
-	/**
-	 * The 'entity type' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_ENTITY_TYPE = 'wl_entity_type_uri';
-
-	/**
-	 * The 'email' field name.
-	 *
-	 * @since 3.2.0
-	 */
-	const FIELD_EMAIL = 'wl_email';
-
-	/**
-	 * The 'affiliation' field name.
-	 *
-	 * @since 3.2.0
-	 */
-	const FIELD_AFFILIATION = 'wl_affiliation';
-
-	/**
-	 * The 'telephone' field name.
-	 *
-	 * @since 3.8.0
-	 */
-	const FIELD_TELEPHONE = 'wl_schema_telephone';
-
-	/**
-	 * The 'legalName' field name.
-	 *
-	 * @since 3.12.0
-	 */
-	const FIELD_LEGAL_NAME = 'wl_schema_legal_name';
-
-	/**
-	 * The 'recipeCuisine' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_CUISINE = 'wl_schema_recipe_cuisine';
-
-	/**
-	 * The 'recipeIngredient' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_INGREDIENT = 'wl_schema_recipe_ingredient';
-
-	/**
-	 * The 'calories' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_NUTRITION_INFO_CALORIES = 'wl_schema_nutrition_information_calories';
-
-	/**
-	 * The 'recipeInstructions' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_INSTRUCTIONS = 'wl_schema_recipe_instructions';
-
-	/**
-	 * The 'recipeYield' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_YIELD = 'wl_schema_recipe_yield';
-
-	/**
-	 * The 'prepTime' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_PREP_TIME = 'wl_schema_prep_time';
-
-	/**
-	 * The 'cookTime' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_COOK_TIME = 'wl_schema_cook_time';
-
-	/**
-	 * The 'totalTime' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_TOTAL_TIME = 'wl_schema_total_time';
-
-	/**
-	 * The 'performer' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_PERFORMER = 'wl_schema_performer';
-
-	/**
-	 * The 'offers' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_OFFERS = 'wl_schema_offers';
-
-	/**
-	 * The 'availablity' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_AVAILABILITY = 'wl_schema_availability';
-
-	/**
-	 * The 'inventoryLevel' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_INVENTORY_LEVEL = 'wl_schema_inventory_level';
-
-	/**
-	 * The 'price' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_PRICE = 'wl_schema_price';
-
-	/**
-	 * The 'priceCurrency' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_PRICE_CURRENCY = 'wl_schema_price_currency';
-
-	/**
-	 * The 'availabilityStarts' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_AVAILABILITY_STARTS = 'wl_schema_availability_starts';
-
-	/**
-	 * The 'availabilityEnds' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_AVAILABILITY_ENDS = 'wl_schema_availability_ends';
-
-	/**
-	 * The 'validFrom' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_VALID_FROM = 'wl_schema_valid_from';
-
-	/**
-	 * The 'priceValidUntil' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_PRICE_VALID_UNTIL = 'wl_schema_valid_until';
-
-	/**
-	 * The 'itemOffered' field name.
-	 *
-	 * @since 3.18.0
-	 */
-	const FIELD_ITEM_OFFERED = 'wl_schema_item_offered';
-
-	/**
-	 * The 'URI' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_URI = 'uri';
-
-	/**
-	 * The 'date' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_DATE = 'date';
-
-	/**
-	 * The 'time' data type name.
-	 *
-	 * @since 3.14.0
-	 */
-	const DATA_TYPE_DURATION = 'duration';
-
-	/**
-	 * The 'double' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_DOUBLE = 'double';
-
-	/**
-	 * The 'string' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_STRING = 'string';
-
-	/**
-	 * The multiline text data type name.
-	 *
-	 * @since 3.14.0
-	 */
-	const DATA_TYPE_MULTILINE = 'multiline';
-
-	/**
-	 * The schema.org Event type URI.
-	 *
-	 * @since 3.1.0
-	 */
-	const SCHEMA_EVENT_TYPE = 'http://schema.org/Event';
-
-	/**
-	 * The schema.org Offer type URI.
-	 *
-	 * @since 3.18.0
-	 */
-	const SCHEMA_OFFER_TYPE = 'http://schema.org/Offer';
-
-	/**
-	 * WordLift's schema.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var array $schema WordLift's schema.
-	 */
-	private $schema;
-
-	/**
-	 * The Log service.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log The Log service.
-	 */
-	private $log;
-
-	/**
-	 * Wordlift_Schema_Service constructor.
-	 *
-	 * @since 3.1.0
-	 */
-	protected function __construct() {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Schema_Service' );
-
-		/**
-		 * Alter the configured schemas.
-		 *
-		 * Enable 3rd parties to alter WordLift's schemas array.
-		 *
-		 * @param array $schemas The array of schemas.
-		 *
-		 * @since  3.19.1
-		 */
-		$this->schema = apply_filters(
-			'wl_schemas',
-			array(
-				'article'        => $this->get_article_schema(),
-				'thing'          => $this->get_thing_schema(),
-				'creative-work'  => $this->get_creative_work_schema(),
-				'event'          => $this->get_event_schema(),
-				'organization'   => $this->get_organization_schema(),
-				'person'         => $this->get_person_schema(),
-				'place'          => $this->get_place_schema(),
-				'local-business' => $this->get_local_business_schema(),
-				'recipe'         => $this->get_recipe_schema(),
-				'web-page'       => $this->get_web_page_schema(),
-				'offer'          => $this->get_offer_schema(),
-			)
-		);
-
-		// Create a singleton instance of the Schema service, useful to provide static functions to global functions.
-		self::$instance = $this;
-
-	}
-
-	public function get_all_schema_slugs() {
-		return array_keys( $this->schema );
-	}
-
-	/**
-	 * The Schema service singleton instance.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var Wordlift_Schema_Service $instance The Schema service singleton instance.
-	 */
-	private static $instance = null;
-
-	/**
-	 * Get a reference to the Schema service.
-	 *
-	 * @return Wordlift_Schema_Service A reference to the Schema service.
-	 * @since 3.1.0
-	 */
-	public static function get_instance() {
-		if ( ! isset( self::$instance ) ) {
-			self::$instance = new self();
-		}
-
-		return self::$instance;
-	}
-
-	/**
-	 * Get the properties for a field with the specified key. The key is used as
-	 * meta key when the field's value is stored in WordPress meta data table.
-	 *
-	 * @param string $key The field's key.
-	 *
-	 * @return null|array An array of field's properties or null if the field is not found.
-	 * @since 3.6.0
-	 */
-	public function get_field( $key ) {
-
-		// Parse each schema's fields until we find the one we're looking for, then
-		// return its properties.
-		// phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
-		foreach ( $this->schema as $_ => $schema ) {
-
-			if ( ! isset( $schema['custom_fields'] ) ) {
-				break;
-			}
-
-			foreach ( $schema['custom_fields'] as $field => $props ) {
-				if ( $key === $field ) {
-					return $props;
-				}
-			}
-		}
-
-		return null;
-	}
-
-	/**
-	 * Get the WordLift's schema.
-	 *
-	 * @param string $name The schema name.
-	 *
-	 * @return array|null An array with the schema configuration or NULL if the schema is not found.
-	 *
-	 * @since 3.1.0
-	 */
-	public function get_schema( $name ) {
-		// Check if the schema exists and, if not, return NULL.
-		if ( ! isset( $this->schema[ $name ] ) ) {
-			return null;
-		}
-
-		// Return the requested schema.
-		return $this->schema[ $name ];
-	}
-
-	/**
-	 * Get the WordLift's schema trough schema type uri.
-	 *
-	 * @param string $uri The schema uri.
-	 *
-	 * @return array|null An array with the schema configuration or NULL if the schema is not found.
-	 *
-	 * @since 3.3.0
-	 */
-	public function get_schema_by_uri( $uri ) {
-
-		// phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
-		foreach ( $this->schema as $name => $schema ) {
-			if ( $schema['uri'] === $uri ) {
-				return $schema;
-			}
-		}
-
-		return null;
-	}
-
-	/**
-	 * Get the 'thing' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_thing_schema() {
-
-		return array(
-			'css_class'     => 'wl-thing',
-			'uri'           => 'http://schema.org/Thing',
-			'same_as'       => array( '*' ),
-			// set as default.
-			'custom_fields' => array(
-				self::FIELD_SAME_AS => array(
-					'predicate'   => 'http://schema.org/sameAs',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Thing',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-					// We need a custom metabox.
-					'input_field' => 'sameas',
-				),
-				// Add the schema:url property.
-				Wordlift_Schema_Url_Property_Service::META_KEY => Wordlift_Schema_Url_Property_Service::get_instance()
-																									  ->get_compat_definition(),
-			),
-			// {{sameAs}} not present in the microdata template,
-			// because it is treated separately in *wl_content_embed_item_microdata*
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-	}
-
-	/**
-	 * Get the 'web-page' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.18.0
-	 */
-	private function get_web_page_schema() {
-
-		return array(
-			'css_class' => 'wl-webpage',
-			'uri'       => 'http://schema.org/WebPage',
-		);
-
-	}
-
-	/**
-	 * Get the 'creative work' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_creative_work_schema() {
-
-		$schema = array(
-			'label'         => 'CreativeWork',
-			'description'   => 'A creative work (or a Music Album).',
-			'parents'       => array( 'thing' ),
-			// Give term slug as parent.
-			'css_class'     => 'wl-creative-work',
-			'uri'           => 'http://schema.org/CreativeWork',
-			'same_as'       => array(
-				'http://schema.org/MusicAlbum',
-				'http://schema.org/Product',
-			),
-			'custom_fields' => array(
-				self::FIELD_AUTHOR => array(
-					'predicate'   => 'http://schema.org/author',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => array( 'Person', 'Organization' ),
-						'cardinality' => INF,
-					),
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'event' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_event_schema() {
-
-		$schema = array(
-			'label'         => 'Event',
-			'description'   => 'An event . ',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-event',
-			'uri'           => self::SCHEMA_EVENT_TYPE,
-			'same_as'       => array( 'http://dbpedia.org/ontology/Event' ),
-			'custom_fields' => array(
-				self::FIELD_DATE_START => array(
-					'predicate'   => 'http://schema.org/startDate',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:dateTime',
-					'constraints' => '',
-				),
-				self::FIELD_DATE_END   => array(
-					'predicate'   => 'http://schema.org/endDate',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:dateTime',
-					'constraints' => '',
-				),
-				self::FIELD_LOCATION   => array(
-					'predicate'   => 'http://schema.org/location',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/PostalAddress',
-					'constraints' => array(
-						'uri_type'    => array( 'Place', 'LocalBusiness' ),
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_PERFORMER  => array(
-					'predicate'   => 'http://schema.org/performer',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => array( 'Person', 'Organization' ),
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_OFFERS     => array(
-					'predicate'   => 'http://schema.org/offers',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Offer',
-					'constraints' => array(
-						'uri_type'    => array( 'Offer' ),
-						'cardinality' => INF,
-					),
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'organization' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_organization_schema() {
-
-		$schema = array(
-			'label'         => 'Organization',
-			'description'   => 'An organization, including a government or a newspaper.',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-organization',
-			'uri'           => 'http://schema.org/Organization',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/organization.organization',
-				'http://rdf.freebase.com/ns/government.government',
-				'http://schema.org/Newspaper',
-			),
-			'custom_fields' => array(
-				self::FIELD_LEGAL_NAME          => array(
-					'predicate'   => 'http://schema.org/legalName',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-				),
-				self::FIELD_FOUNDER             => array(
-					'predicate'   => 'http://schema.org/founder',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => 'Person',
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_ADDRESS             => array(
-					'predicate'   => 'http://schema.org/streetAddress',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_PO_BOX      => array(
-					'predicate'   => 'http://schema.org/postOfficeBoxNumber',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_POSTAL_CODE => array(
-					'predicate'   => 'http://schema.org/postalCode',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_LOCALITY    => array(
-					'predicate'   => 'http://schema.org/addressLocality',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_REGION      => array(
-					'predicate'   => 'http://schema.org/addressRegion',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_COUNTRY     => array(
-					'predicate'   => 'http://schema.org/addressCountry',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_EMAIL               => array(
-					'predicate'   => 'http://schema.org/email',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-				),
-				self::FIELD_TELEPHONE           => array(
-					'predicate'   => 'http://schema.org/telephone',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'person' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_person_schema() {
-
-		$schema = array(
-			'label'         => 'Person',
-			'description'   => 'A person (or a music artist).',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-person',
-			'uri'           => 'http://schema.org/Person',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/people.person',
-				'http://rdf.freebase.com/ns/music.artist',
-				'http://dbpedia.org/class/yago/LivingPeople',
-			),
-			'custom_fields' => array(
-				self::FIELD_KNOWS       => array(
-					'predicate'   => 'http://schema.org/knows',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => 'Person',
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_BIRTH_DATE  => array(
-					'predicate'   => 'http://schema.org/birthDate',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:date',
-					'constraints' => '',
-				),
-				self::FIELD_BIRTH_PLACE => array(
-					'predicate'   => 'http://schema.org/birthPlace',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Place',
-					'constraints' => array(
-						'uri_type' => 'Place',
-					),
-				),
-				self::FIELD_AFFILIATION => array(
-					'predicate'   => 'http://schema.org/affiliation',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Organization',
-					'constraints' => array(
-						'uri_type'    => array(
-							'Organization',
-							'LocalBusiness',
-						),
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_EMAIL       => array(
-					'predicate'   => 'http://schema.org/email',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-
-	}
-
-	/**
-	 * Get the 'place' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_place_schema() {
-
-		$schema = array(
-			'label'         => 'Place',
-			'description'   => 'A place.',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-place',
-			'uri'           => 'http://schema.org/Place',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/location.location',
-				'http://www.opengis.net/gml/_Feature',
-			),
-			'custom_fields' => array(
-				self::FIELD_GEO_LATITUDE        => array(
-					'predicate'   => 'http://schema.org/latitude',
-					'type'        => self::DATA_TYPE_DOUBLE,
-					'export_type' => 'xsd:double',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'coordinates',
-				),
-				self::FIELD_GEO_LONGITUDE       => array(
-					'predicate'   => 'http://schema.org/longitude',
-					'type'        => self::DATA_TYPE_DOUBLE,
-					'export_type' => 'xsd:double',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'coordinates',
-				),
-				self::FIELD_ADDRESS             => array(
-					'predicate'   => 'http://schema.org/streetAddress',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_PO_BOX      => array(
-					'predicate'   => 'http://schema.org/postOfficeBoxNumber',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_POSTAL_CODE => array(
-					'predicate'   => 'http://schema.org/postalCode',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_LOCALITY    => array(
-					'predicate'   => 'http://schema.org/addressLocality',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_REGION      => array(
-					'predicate'   => 'http://schema.org/addressRegion',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_COUNTRY     => array(
-					'predicate'   => 'http://schema.org/addressCountry',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'local business' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_local_business_schema() {
-
-		$schema = array(
-			'label'         => 'LocalBusiness',
-			'description'   => 'A local business.',
-			'parents'       => array( 'place', 'organization' ),
-			'css_class'     => 'wl-local-business',
-			'uri'           => 'http://schema.org/LocalBusiness',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/business/business_location',
-				'https://schema.org/Store',
-			),
-			'custom_fields' => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the place and organization schema.
-		$place_schema            = $this->get_place_schema();
-		$organization_schema     = $this->get_organization_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'recipe' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.14.0
-	 */
-	private function get_recipe_schema() {
-
-		$schema = array(
-			'label'         => 'Recipe',
-			'description'   => 'A Recipe.',
-			'parents'       => array( 'CreativeWork' ),
-			'css_class'     => 'wl-recipe',
-			'uri'           => 'http://schema.org/Recipe',
-			'same_as'       => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-			'custom_fields' => array(
-				self::FIELD_RECIPE_CUISINE          => array(
-					'predicate'   => 'http://schema.org/recipeCuisine',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'label' => __( 'Recipe cuisine', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_INGREDIENT       => array(
-					'predicate'   => 'http://schema.org/recipeIngredient',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_INSTRUCTIONS     => array(
-					'predicate'   => 'http://schema.org/recipeInstructions',
-					'type'        => self::DATA_TYPE_MULTILINE,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Multiline',
-						'label' => __( 'Recipe instructions', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_YIELD            => array(
-					'predicate'   => 'http://schema.org/recipeYield',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'label' => __( 'Recipe number of servings', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_INGREDIENT       => array(
-					'predicate'   => 'http://schema.org/recipeIngredient',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
-					),
-				),
-				self::FIELD_NUTRITION_INFO_CALORIES => array(
-					'predicate'   => 'http://schema.org/calories',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'label' => __( 'Calories (e.g. 240 calories)', 'wordlift' ),
-					),
-				),
-				self::FIELD_PREP_TIME               => array(
-					'predicate'   => 'http://schema.org/prepTime',
-					'type'        => self::DATA_TYPE_DURATION,
-					'export_type' => 'xsd:time',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe preparation time (e.g. 1:30)', 'wordlift' ),
-					),
-				),
-				self::FIELD_COOK_TIME               => array(
-					'predicate'   => 'http://schema.org/cookTime',
-					'type'        => self::DATA_TYPE_DURATION,
-					'export_type' => 'xsd:time',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe cook time (e.g. 1:30)', 'wordlift' ),
-					),
-				),
-				self::FIELD_TOTAL_TIME              => array(
-					'predicate'   => 'http://schema.org/totalTime',
-					'type'        => self::DATA_TYPE_DURATION,
-					'export_type' => 'xsd:time',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe total time (e.g. 1:30)', 'wordlift' ),
-					),
-				),
-			),
-		);
-
-		// Merge the custom fields with those provided by the parent schema.
-		$parent_schema           = $this->get_creative_work_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'offer' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.18.0
-	 */
-	private function get_offer_schema() {
-
-		$schema = array(
-			'label'         => 'Offer',
-			'description'   => 'An offer. ',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-offer',
-			'uri'           => self::SCHEMA_OFFER_TYPE,
-			'same_as'       => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-			'custom_fields' => array(
-				self::FIELD_AVAILABILITY        => array(
-					'predicate'   => 'http://schema.org/availability',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Select',
-					),
-					'options'     => array(
-						'Discontinued'        => esc_html__( 'Discontinued', 'wordlift' ),
-						'InStock'             => esc_html__( 'In Stock', 'wordlift' ),
-						'InStoreOnly'         => esc_html__( 'In Store Only', 'wordlift' ),
-						'LimitedAvailability' => esc_html__( 'Limited Availability', 'wordlift' ),
-						'OnlineOnly'          => esc_html__( 'Online Only', 'wordlift' ),
-						'OutOfStock'          => esc_html__( 'Out of Stock', 'wordlift' ),
-						'PreOrder'            => esc_html__( 'Pre Order', 'wordlift' ),
-						'PreSale'             => esc_html__( 'Pre Sale', 'wordlift' ),
-						'SoldOut'             => esc_html__( 'Sold Out', 'wordlift' ),
-					),
-				),
-				self::FIELD_PRICE               => array(
-					'predicate'   => 'http://schema.org/price',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:integer',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Integer',
-					),
-				),
-				self::FIELD_PRICE_CURRENCY      => array(
-					'predicate'   => 'http://schema.org/priceCurrency',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-				),
-				self::FIELD_AVAILABILITY_STARTS => array(
-					'predicate'   => 'http://schema.org/availabilityStarts',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:dateTime',
-				),
-				self::FIELD_AVAILABILITY_ENDS   => array(
-					'predicate'   => 'http://schema.org/availabilityEnds',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:dateTime',
-				),
-				self::FIELD_INVENTORY_LEVEL     => array(
-					'predicate'   => 'http://schema.org/inventoryLevel',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:integer',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Integer',
-					),
-				),
-				self::FIELD_VALID_FROM          => array(
-					'predicate'   => 'http://schema.org/validFrom',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:dateTime',
-				),
-				self::FIELD_PRICE_VALID_UNTIL   => array(
-					'predicate'   => 'http://schema.org/priceValidUntil',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:dateTime',
-				),
-				self::FIELD_ITEM_OFFERED        => array(
-					'predicate'   => 'http://schema.org/itemOffered',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Thing',
-					'constraints' => array(
-						'uri_type'    => array(
-							'Event',
-							'Thing',
-						),
-						'cardinality' => INF,
-					),
-				),
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'article' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.15.0
-	 */
-	private function get_article_schema() {
-
-		$schema = array(
-			'label'         => 'Article',
-			'description'   => 'An Article.',
-			'parents'       => array(),
-			'css_class'     => 'wl-article',
-			'uri'           => 'http://schema.org/Article',
-			'same_as'       => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-			'custom_fields' => array(),
-		);
-
-		return $schema;
-	}
+    /**
+     * The 'location created' field name.
+     *
+     * @since 3.5.0
+     */
+    const FIELD_LOCATION_CREATED = 'wl_location_created';
+
+    /**
+     * The 'topic' field name.
+     *
+     * @since 3.5.0
+     */
+    const FIELD_TOPIC = 'wl_topic';
+
+    /**
+     * The 'author' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_AUTHOR = 'wl_author';
+
+    /**
+     * The 'same as' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_SAME_AS = 'entity_same_as';
+
+    /**
+     * The 'date start' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_DATE_START = 'wl_cal_date_start';
+
+    /**
+     * The 'date end' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_DATE_END = 'wl_cal_date_end';
+
+    /**
+     * The 'location' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_LOCATION = 'wl_location';
+
+    /**
+     * The 'founder' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_FOUNDER = 'wl_founder';
+
+    /**
+     * The 'knows' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_KNOWS = 'wl_knows';
+
+    /**
+     * The 'birth date' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_BIRTH_DATE = 'wl_birth_date';
+
+    /**
+     * The 'birth place' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_BIRTH_PLACE = 'wl_birth_place';
+
+    /**
+     * The 'latitude' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_GEO_LATITUDE = 'wl_geo_latitude';
+
+    /**
+     * The 'longitude' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_GEO_LONGITUDE = 'wl_geo_longitude';
+
+    /**
+     * The 'streetAddress' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_ADDRESS = 'wl_address';
+
+    /**
+     * The 'postOfficeBoxNumber' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_PO_BOX = 'wl_address_post_office_box';
+
+    /**
+     * The 'postalCode' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_POSTAL_CODE = 'wl_address_postal_code';
+
+    /**
+     * The 'addressLocality' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_LOCALITY = 'wl_address_locality';
+    /**
+     * The 'addressRegion' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_REGION = 'wl_address_region';
+
+    /**
+     * The 'addressCountry' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_COUNTRY = 'wl_address_country';
+
+    /**
+     * The 'entity type' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_ENTITY_TYPE = 'wl_entity_type_uri';
+
+    /**
+     * The 'email' field name.
+     *
+     * @since 3.2.0
+     */
+    const FIELD_EMAIL = 'wl_email';
+
+    /**
+     * The 'affiliation' field name.
+     *
+     * @since 3.2.0
+     */
+    const FIELD_AFFILIATION = 'wl_affiliation';
+
+    /**
+     * The 'telephone' field name.
+     *
+     * @since 3.8.0
+     */
+    const FIELD_TELEPHONE = 'wl_schema_telephone';
+
+    /**
+     * The 'legalName' field name.
+     *
+     * @since 3.12.0
+     */
+    const FIELD_LEGAL_NAME = 'wl_schema_legal_name';
+
+    /**
+     * The 'recipeCuisine' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_CUISINE = 'wl_schema_recipe_cuisine';
+
+    /**
+     * The 'recipeIngredient' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_INGREDIENT = 'wl_schema_recipe_ingredient';
+
+    /**
+     * The 'calories' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_NUTRITION_INFO_CALORIES = 'wl_schema_nutrition_information_calories';
+
+    /**
+     * The 'recipeInstructions' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_INSTRUCTIONS = 'wl_schema_recipe_instructions';
+
+    /**
+     * The 'recipeYield' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_YIELD = 'wl_schema_recipe_yield';
+
+    /**
+     * The 'prepTime' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_PREP_TIME = 'wl_schema_prep_time';
+
+    /**
+     * The 'cookTime' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_COOK_TIME = 'wl_schema_cook_time';
+
+    /**
+     * The 'totalTime' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_TOTAL_TIME = 'wl_schema_total_time';
+
+    /**
+     * The 'performer' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_PERFORMER = 'wl_schema_performer';
+
+    /**
+     * The 'offers' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_OFFERS = 'wl_schema_offers';
+
+    /**
+     * The 'availablity' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_AVAILABILITY = 'wl_schema_availability';
+
+    /**
+     * The 'inventoryLevel' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_INVENTORY_LEVEL = 'wl_schema_inventory_level';
+
+    /**
+     * The 'price' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_PRICE = 'wl_schema_price';
+
+    /**
+     * The 'priceCurrency' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_PRICE_CURRENCY = 'wl_schema_price_currency';
+
+    /**
+     * The 'availabilityStarts' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_AVAILABILITY_STARTS = 'wl_schema_availability_starts';
+
+    /**
+     * The 'availabilityEnds' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_AVAILABILITY_ENDS = 'wl_schema_availability_ends';
+
+    /**
+     * The 'validFrom' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_VALID_FROM = 'wl_schema_valid_from';
+
+    /**
+     * The 'priceValidUntil' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_PRICE_VALID_UNTIL = 'wl_schema_valid_until';
+
+    /**
+     * The 'itemOffered' field name.
+     *
+     * @since 3.18.0
+     */
+    const FIELD_ITEM_OFFERED = 'wl_schema_item_offered';
+
+    /**
+     * The 'URI' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_URI = 'uri';
+
+    /**
+     * The 'date' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_DATE = 'date';
+
+    /**
+     * The 'time' data type name.
+     *
+     * @since 3.14.0
+     */
+    const DATA_TYPE_DURATION = 'duration';
+
+    /**
+     * The 'double' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_DOUBLE = 'double';
+
+    /**
+     * The 'string' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_STRING = 'string';
+
+    /**
+     * The multiline text data type name.
+     *
+     * @since 3.14.0
+     */
+    const DATA_TYPE_MULTILINE = 'multiline';
+
+    /**
+     * The schema.org Event type URI.
+     *
+     * @since 3.1.0
+     */
+    const SCHEMA_EVENT_TYPE = 'http://schema.org/Event';
+
+    /**
+     * The schema.org Offer type URI.
+     *
+     * @since 3.18.0
+     */
+    const SCHEMA_OFFER_TYPE = 'http://schema.org/Offer';
+
+    /**
+     * WordLift's schema.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var array $schema WordLift's schema.
+     */
+    private $schema;
+
+    /**
+     * The Log service.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var \Wordlift_Log_Service $log The Log service.
+     */
+    private $log;
+
+    /**
+     * Wordlift_Schema_Service constructor.
+     *
+     * @since 3.1.0
+     */
+    protected function __construct() {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Schema_Service' );
+
+        /**
+         * Alter the configured schemas.
+         *
+         * Enable 3rd parties to alter WordLift's schemas array.
+         *
+         * @param array $schemas The array of schemas.
+         *
+         * @since  3.19.1
+         */
+        $this->schema = apply_filters(
+            'wl_schemas',
+            array(
+                'article'        => $this->get_article_schema(),
+                'thing'          => $this->get_thing_schema(),
+                'creative-work'  => $this->get_creative_work_schema(),
+                'event'          => $this->get_event_schema(),
+                'organization'   => $this->get_organization_schema(),
+                'person'         => $this->get_person_schema(),
+                'place'          => $this->get_place_schema(),
+                'local-business' => $this->get_local_business_schema(),
+                'recipe'         => $this->get_recipe_schema(),
+                'web-page'       => $this->get_web_page_schema(),
+                'offer'          => $this->get_offer_schema(),
+            )
+        );
+
+        // Create a singleton instance of the Schema service, useful to provide static functions to global functions.
+        self::$instance = $this;
+
+    }
+
+    public function get_all_schema_slugs() {
+        return array_keys( $this->schema );
+    }
+
+    /**
+     * The Schema service singleton instance.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var Wordlift_Schema_Service $instance The Schema service singleton instance.
+     */
+    private static $instance = null;
+
+    /**
+     * Get a reference to the Schema service.
+     *
+     * @return Wordlift_Schema_Service A reference to the Schema service.
+     * @since 3.1.0
+     */
+    public static function get_instance() {
+        if ( ! isset( self::$instance ) ) {
+            self::$instance = new self();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Get the properties for a field with the specified key. The key is used as
+     * meta key when the field's value is stored in WordPress meta data table.
+     *
+     * @param string $key The field's key.
+     *
+     * @return null|array An array of field's properties or null if the field is not found.
+     * @since 3.6.0
+     */
+    public function get_field( $key ) {
+
+        // Parse each schema's fields until we find the one we're looking for, then
+        // return its properties.
+        // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
+        foreach ( $this->schema as $_ => $schema ) {
+
+            if ( ! isset( $schema['custom_fields'] ) ) {
+                break;
+            }
+
+            foreach ( $schema['custom_fields'] as $field => $props ) {
+                if ( $key === $field ) {
+                    return $props;
+                }
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Get the WordLift's schema.
+     *
+     * @param string $name The schema name.
+     *
+     * @return array|null An array with the schema configuration or NULL if the schema is not found.
+     *
+     * @since 3.1.0
+     */
+    public function get_schema( $name ) {
+        // Check if the schema exists and, if not, return NULL.
+        if ( ! isset( $this->schema[ $name ] ) ) {
+            return null;
+        }
+
+        // Return the requested schema.
+        return $this->schema[ $name ];
+    }
+
+    /**
+     * Get the WordLift's schema trough schema type uri.
+     *
+     * @param string $uri The schema uri.
+     *
+     * @return array|null An array with the schema configuration or NULL if the schema is not found.
+     *
+     * @since 3.3.0
+     */
+    public function get_schema_by_uri( $uri ) {
+
+        // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
+        foreach ( $this->schema as $name => $schema ) {
+            if ( $schema['uri'] === $uri ) {
+                return $schema;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Get the 'thing' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_thing_schema() {
+
+        return array(
+            'css_class'     => 'wl-thing',
+            'uri'           => 'http://schema.org/Thing',
+            'same_as'       => array( '*' ),
+            // set as default.
+            'custom_fields' => array(
+                self::FIELD_SAME_AS => array(
+                    'predicate'   => 'http://schema.org/sameAs',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Thing',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                    // We need a custom metabox.
+                    'input_field' => 'sameas',
+                ),
+                // Add the schema:url property.
+                Wordlift_Schema_Url_Property_Service::META_KEY => Wordlift_Schema_Url_Property_Service::get_instance()
+                                                                                                        ->get_compat_definition(),
+            ),
+            // {{sameAs}} not present in the microdata template,
+            // because it is treated separately in *wl_content_embed_item_microdata*
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+    }
+
+    /**
+     * Get the 'web-page' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.18.0
+     */
+    private function get_web_page_schema() {
+
+        return array(
+            'css_class' => 'wl-webpage',
+            'uri'       => 'http://schema.org/WebPage',
+        );
+
+    }
+
+    /**
+     * Get the 'creative work' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_creative_work_schema() {
+
+        $schema = array(
+            'label'         => 'CreativeWork',
+            'description'   => 'A creative work (or a Music Album).',
+            'parents'       => array( 'thing' ),
+            // Give term slug as parent.
+            'css_class'     => 'wl-creative-work',
+            'uri'           => 'http://schema.org/CreativeWork',
+            'same_as'       => array(
+                'http://schema.org/MusicAlbum',
+                'http://schema.org/Product',
+            ),
+            'custom_fields' => array(
+                self::FIELD_AUTHOR => array(
+                    'predicate'   => 'http://schema.org/author',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => array( 'Person', 'Organization' ),
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'event' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_event_schema() {
+
+        $schema = array(
+            'label'         => 'Event',
+            'description'   => 'An event . ',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-event',
+            'uri'           => self::SCHEMA_EVENT_TYPE,
+            'same_as'       => array( 'http://dbpedia.org/ontology/Event' ),
+            'custom_fields' => array(
+                self::FIELD_DATE_START => array(
+                    'predicate'   => 'http://schema.org/startDate',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:dateTime',
+                    'constraints' => '',
+                ),
+                self::FIELD_DATE_END   => array(
+                    'predicate'   => 'http://schema.org/endDate',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:dateTime',
+                    'constraints' => '',
+                ),
+                self::FIELD_LOCATION   => array(
+                    'predicate'   => 'http://schema.org/location',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/PostalAddress',
+                    'constraints' => array(
+                        'uri_type'    => array( 'Place', 'LocalBusiness' ),
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_PERFORMER  => array(
+                    'predicate'   => 'http://schema.org/performer',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => array( 'Person', 'Organization' ),
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_OFFERS     => array(
+                    'predicate'   => 'http://schema.org/offers',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Offer',
+                    'constraints' => array(
+                        'uri_type'    => array( 'Offer' ),
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'organization' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_organization_schema() {
+
+        $schema = array(
+            'label'         => 'Organization',
+            'description'   => 'An organization, including a government or a newspaper.',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-organization',
+            'uri'           => 'http://schema.org/Organization',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/organization.organization',
+                'http://rdf.freebase.com/ns/government.government',
+                'http://schema.org/Newspaper',
+            ),
+            'custom_fields' => array(
+                self::FIELD_LEGAL_NAME          => array(
+                    'predicate'   => 'http://schema.org/legalName',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                ),
+                self::FIELD_FOUNDER             => array(
+                    'predicate'   => 'http://schema.org/founder',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => 'Person',
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_ADDRESS             => array(
+                    'predicate'   => 'http://schema.org/streetAddress',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_PO_BOX      => array(
+                    'predicate'   => 'http://schema.org/postOfficeBoxNumber',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_POSTAL_CODE => array(
+                    'predicate'   => 'http://schema.org/postalCode',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_LOCALITY    => array(
+                    'predicate'   => 'http://schema.org/addressLocality',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_REGION      => array(
+                    'predicate'   => 'http://schema.org/addressRegion',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_COUNTRY     => array(
+                    'predicate'   => 'http://schema.org/addressCountry',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_EMAIL               => array(
+                    'predicate'   => 'http://schema.org/email',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                ),
+                self::FIELD_TELEPHONE           => array(
+                    'predicate'   => 'http://schema.org/telephone',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'person' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_person_schema() {
+
+        $schema = array(
+            'label'         => 'Person',
+            'description'   => 'A person (or a music artist).',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-person',
+            'uri'           => 'http://schema.org/Person',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/people.person',
+                'http://rdf.freebase.com/ns/music.artist',
+                'http://dbpedia.org/class/yago/LivingPeople',
+            ),
+            'custom_fields' => array(
+                self::FIELD_KNOWS       => array(
+                    'predicate'   => 'http://schema.org/knows',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => 'Person',
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_BIRTH_DATE  => array(
+                    'predicate'   => 'http://schema.org/birthDate',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:date',
+                    'constraints' => '',
+                ),
+                self::FIELD_BIRTH_PLACE => array(
+                    'predicate'   => 'http://schema.org/birthPlace',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Place',
+                    'constraints' => array(
+                        'uri_type' => 'Place',
+                    ),
+                ),
+                self::FIELD_AFFILIATION => array(
+                    'predicate'   => 'http://schema.org/affiliation',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Organization',
+                    'constraints' => array(
+                        'uri_type'    => array(
+                            'Organization',
+                            'LocalBusiness',
+                        ),
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_EMAIL       => array(
+                    'predicate'   => 'http://schema.org/email',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+
+    }
+
+    /**
+     * Get the 'place' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_place_schema() {
+
+        $schema = array(
+            'label'         => 'Place',
+            'description'   => 'A place.',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-place',
+            'uri'           => 'http://schema.org/Place',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/location.location',
+                'http://www.opengis.net/gml/_Feature',
+            ),
+            'custom_fields' => array(
+                self::FIELD_GEO_LATITUDE        => array(
+                    'predicate'   => 'http://schema.org/latitude',
+                    'type'        => self::DATA_TYPE_DOUBLE,
+                    'export_type' => 'xsd:double',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'coordinates',
+                ),
+                self::FIELD_GEO_LONGITUDE       => array(
+                    'predicate'   => 'http://schema.org/longitude',
+                    'type'        => self::DATA_TYPE_DOUBLE,
+                    'export_type' => 'xsd:double',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'coordinates',
+                ),
+                self::FIELD_ADDRESS             => array(
+                    'predicate'   => 'http://schema.org/streetAddress',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_PO_BOX      => array(
+                    'predicate'   => 'http://schema.org/postOfficeBoxNumber',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_POSTAL_CODE => array(
+                    'predicate'   => 'http://schema.org/postalCode',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_LOCALITY    => array(
+                    'predicate'   => 'http://schema.org/addressLocality',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_REGION      => array(
+                    'predicate'   => 'http://schema.org/addressRegion',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_COUNTRY     => array(
+                    'predicate'   => 'http://schema.org/addressCountry',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'local business' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_local_business_schema() {
+
+        $schema = array(
+            'label'         => 'LocalBusiness',
+            'description'   => 'A local business.',
+            'parents'       => array( 'place', 'organization' ),
+            'css_class'     => 'wl-local-business',
+            'uri'           => 'http://schema.org/LocalBusiness',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/business/business_location',
+                'https://schema.org/Store',
+            ),
+            'custom_fields' => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the place and organization schema.
+        $place_schema            = $this->get_place_schema();
+        $organization_schema     = $this->get_organization_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'recipe' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.14.0
+     */
+    private function get_recipe_schema() {
+
+        $schema = array(
+            'label'         => 'Recipe',
+            'description'   => 'A Recipe.',
+            'parents'       => array( 'CreativeWork' ),
+            'css_class'     => 'wl-recipe',
+            'uri'           => 'http://schema.org/Recipe',
+            'same_as'       => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+            'custom_fields' => array(
+                self::FIELD_RECIPE_CUISINE          => array(
+                    'predicate'   => 'http://schema.org/recipeCuisine',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'label' => __( 'Recipe cuisine', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_INGREDIENT       => array(
+                    'predicate'   => 'http://schema.org/recipeIngredient',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                    'metabox'     => array(
+                        'label' => __( 'Recipe ingredient', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_INSTRUCTIONS     => array(
+                    'predicate'   => 'http://schema.org/recipeInstructions',
+                    'type'        => self::DATA_TYPE_MULTILINE,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Multiline',
+                        'label' => __( 'Recipe instructions', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_YIELD            => array(
+                    'predicate'   => 'http://schema.org/recipeYield',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'label' => __( 'Recipe number of servings', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_INGREDIENT       => array(
+                    'predicate'   => 'http://schema.org/recipeIngredient',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                    'metabox'     => array(
+                        'label' => __( 'Recipe ingredient', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_NUTRITION_INFO_CALORIES => array(
+                    'predicate'   => 'http://schema.org/calories',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'label' => __( 'Calories (e.g. 240 calories)', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_PREP_TIME               => array(
+                    'predicate'   => 'http://schema.org/prepTime',
+                    'type'        => self::DATA_TYPE_DURATION,
+                    'export_type' => 'xsd:time',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Duration',
+                        'label' => __( 'Recipe preparation time (e.g. 1:30)', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_COOK_TIME               => array(
+                    'predicate'   => 'http://schema.org/cookTime',
+                    'type'        => self::DATA_TYPE_DURATION,
+                    'export_type' => 'xsd:time',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Duration',
+                        'label' => __( 'Recipe cook time (e.g. 1:30)', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_TOTAL_TIME              => array(
+                    'predicate'   => 'http://schema.org/totalTime',
+                    'type'        => self::DATA_TYPE_DURATION,
+                    'export_type' => 'xsd:time',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Duration',
+                        'label' => __( 'Recipe total time (e.g. 1:30)', 'wordlift' ),
+                    ),
+                ),
+            ),
+        );
+
+        // Merge the custom fields with those provided by the parent schema.
+        $parent_schema           = $this->get_creative_work_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'offer' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.18.0
+     */
+    private function get_offer_schema() {
+
+        $schema = array(
+            'label'         => 'Offer',
+            'description'   => 'An offer. ',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-offer',
+            'uri'           => self::SCHEMA_OFFER_TYPE,
+            'same_as'       => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+            'custom_fields' => array(
+                self::FIELD_AVAILABILITY        => array(
+                    'predicate'   => 'http://schema.org/availability',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Select',
+                    ),
+                    'options'     => array(
+                        'Discontinued'        => esc_html__( 'Discontinued', 'wordlift' ),
+                        'InStock'             => esc_html__( 'In Stock', 'wordlift' ),
+                        'InStoreOnly'         => esc_html__( 'In Store Only', 'wordlift' ),
+                        'LimitedAvailability' => esc_html__( 'Limited Availability', 'wordlift' ),
+                        'OnlineOnly'          => esc_html__( 'Online Only', 'wordlift' ),
+                        'OutOfStock'          => esc_html__( 'Out of Stock', 'wordlift' ),
+                        'PreOrder'            => esc_html__( 'Pre Order', 'wordlift' ),
+                        'PreSale'             => esc_html__( 'Pre Sale', 'wordlift' ),
+                        'SoldOut'             => esc_html__( 'Sold Out', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_PRICE               => array(
+                    'predicate'   => 'http://schema.org/price',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:integer',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Integer',
+                    ),
+                ),
+                self::FIELD_PRICE_CURRENCY      => array(
+                    'predicate'   => 'http://schema.org/priceCurrency',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                ),
+                self::FIELD_AVAILABILITY_STARTS => array(
+                    'predicate'   => 'http://schema.org/availabilityStarts',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:dateTime',
+                ),
+                self::FIELD_AVAILABILITY_ENDS   => array(
+                    'predicate'   => 'http://schema.org/availabilityEnds',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:dateTime',
+                ),
+                self::FIELD_INVENTORY_LEVEL     => array(
+                    'predicate'   => 'http://schema.org/inventoryLevel',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:integer',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Integer',
+                    ),
+                ),
+                self::FIELD_VALID_FROM          => array(
+                    'predicate'   => 'http://schema.org/validFrom',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:dateTime',
+                ),
+                self::FIELD_PRICE_VALID_UNTIL   => array(
+                    'predicate'   => 'http://schema.org/priceValidUntil',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:dateTime',
+                ),
+                self::FIELD_ITEM_OFFERED        => array(
+                    'predicate'   => 'http://schema.org/itemOffered',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Thing',
+                    'constraints' => array(
+                        'uri_type'    => array(
+                            'Event',
+                            'Thing',
+                        ),
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'article' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.15.0
+     */
+    private function get_article_schema() {
+
+        $schema = array(
+            'label'         => 'Article',
+            'description'   => 'An Article.',
+            'parents'       => array(),
+            'css_class'     => 'wl-article',
+            'uri'           => 'http://schema.org/Article',
+            'same_as'       => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+            'custom_fields' => array(),
+        );
+
+        return $schema;
+    }
 
 }

Spacing +54 added lines, -54 removed lines

@@ -399,7 +399,7 @@ 
 	 */
 	protected function __construct() {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Schema_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Schema_Service');
 
 		/**
 		 * Alter the configured schemas.
@@ -433,7 +433,7 @@ 
 	}
 
 	public function get_all_schema_slugs() {
-		return array_keys( $this->schema );
+		return array_keys($this->schema);
 	}
 
 	/**
@@ -452,7 +452,7 @@ 
 	 * @since 3.1.0
 	 */
 	public static function get_instance() {
-		if ( ! isset( self::$instance ) ) {
+		if ( ! isset(self::$instance)) {
 			self::$instance = new self();
 		}
 
@@ -468,19 +468,19 @@ 
 	 * @return null|array An array of field's properties or null if the field is not found.
 	 * @since 3.6.0
 	 */
-	public function get_field( $key ) {
+	public function get_field($key) {
 
 		// Parse each schema's fields until we find the one we're looking for, then
 		// return its properties.
 		// phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
-		foreach ( $this->schema as $_ => $schema ) {
+		foreach ($this->schema as $_ => $schema) {
 
-			if ( ! isset( $schema['custom_fields'] ) ) {
+			if ( ! isset($schema['custom_fields'])) {
 				break;
 			}
 
-			foreach ( $schema['custom_fields'] as $field => $props ) {
-				if ( $key === $field ) {
+			foreach ($schema['custom_fields'] as $field => $props) {
+				if ($key === $field) {
 					return $props;
 				}
 			}
@@ -498,14 +498,14 @@ 
 	 *
 	 * @since 3.1.0
 	 */
-	public function get_schema( $name ) {
+	public function get_schema($name) {
 		// Check if the schema exists and, if not, return NULL.
-		if ( ! isset( $this->schema[ $name ] ) ) {
+		if ( ! isset($this->schema[$name])) {
 			return null;
 		}
 
 		// Return the requested schema.
-		return $this->schema[ $name ];
+		return $this->schema[$name];
 	}
 
 	/**
@@ -517,11 +517,11 @@ 
 	 *
 	 * @since 3.3.0
 	 */
-	public function get_schema_by_uri( $uri ) {
+	public function get_schema_by_uri($uri) {
 
 		// phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
-		foreach ( $this->schema as $name => $schema ) {
-			if ( $schema['uri'] === $uri ) {
+		foreach ($this->schema as $name => $schema) {
+			if ($schema['uri'] === $uri) {
 				return $schema;
 			}
 		}
@@ -541,7 +541,7 @@ 
 		return array(
 			'css_class'     => 'wl-thing',
 			'uri'           => 'http://schema.org/Thing',
-			'same_as'       => array( '*' ),
+			'same_as'       => array('*'),
 			// set as default.
 			'custom_fields' => array(
 				self::FIELD_SAME_AS => array(
@@ -595,7 +595,7 @@ 
 		$schema = array(
 			'label'         => 'CreativeWork',
 			'description'   => 'A creative work (or a Music Album).',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			// Give term slug as parent.
 			'css_class'     => 'wl-creative-work',
 			'uri'           => 'http://schema.org/CreativeWork',
@@ -609,7 +609,7 @@ 
 					'type'        => self::DATA_TYPE_URI,
 					'export_type' => 'http://schema.org/Person',
 					'constraints' => array(
-						'uri_type'    => array( 'Person', 'Organization' ),
+						'uri_type'    => array('Person', 'Organization'),
 						'cardinality' => INF,
 					),
 				),
@@ -621,7 +621,7 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 	}
@@ -638,10 +638,10 @@ 
 		$schema = array(
 			'label'         => 'Event',
 			'description'   => 'An event . ',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-event',
 			'uri'           => self::SCHEMA_EVENT_TYPE,
-			'same_as'       => array( 'http://dbpedia.org/ontology/Event' ),
+			'same_as'       => array('http://dbpedia.org/ontology/Event'),
 			'custom_fields' => array(
 				self::FIELD_DATE_START => array(
 					'predicate'   => 'http://schema.org/startDate',
@@ -660,7 +660,7 @@ 
 					'type'        => self::DATA_TYPE_URI,
 					'export_type' => 'http://schema.org/PostalAddress',
 					'constraints' => array(
-						'uri_type'    => array( 'Place', 'LocalBusiness' ),
+						'uri_type'    => array('Place', 'LocalBusiness'),
 						'cardinality' => INF,
 					),
 				),
@@ -669,7 +669,7 @@ 
 					'type'        => self::DATA_TYPE_URI,
 					'export_type' => 'http://schema.org/Person',
 					'constraints' => array(
-						'uri_type'    => array( 'Person', 'Organization' ),
+						'uri_type'    => array('Person', 'Organization'),
 						'cardinality' => INF,
 					),
 				),
@@ -678,7 +678,7 @@ 
 					'type'        => self::DATA_TYPE_URI,
 					'export_type' => 'http://schema.org/Offer',
 					'constraints' => array(
-						'uri_type'    => array( 'Offer' ),
+						'uri_type'    => array('Offer'),
 						'cardinality' => INF,
 					),
 				),
@@ -690,7 +690,7 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 	}
@@ -707,7 +707,7 @@ 
 		$schema = array(
 			'label'         => 'Organization',
 			'description'   => 'An organization, including a government or a newspaper.',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-organization',
 			'uri'           => 'http://schema.org/Organization',
 			'same_as'       => array(
@@ -799,7 +799,7 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 	}
@@ -816,7 +816,7 @@ 
 		$schema = array(
 			'label'         => 'Person',
 			'description'   => 'A person (or a music artist).',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-person',
 			'uri'           => 'http://schema.org/Person',
 			'same_as'       => array(
@@ -876,7 +876,7 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 
@@ -894,7 +894,7 @@ 
 		$schema = array(
 			'label'         => 'Place',
 			'description'   => 'A place.',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-place',
 			'uri'           => 'http://schema.org/Place',
 			'same_as'       => array(
@@ -974,7 +974,7 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 	}
@@ -991,7 +991,7 @@ 
 		$schema = array(
 			'label'         => 'LocalBusiness',
 			'description'   => 'A local business.',
-			'parents'       => array( 'place', 'organization' ),
+			'parents'       => array('place', 'organization'),
 			'css_class'     => 'wl-local-business',
 			'uri'           => 'http://schema.org/LocalBusiness',
 			'same_as'       => array(
@@ -1007,7 +1007,7 @@ 
 		// Merge the custom fields with those provided by the place and organization schema.
 		$place_schema            = $this->get_place_schema();
 		$organization_schema     = $this->get_organization_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields']);
 
 		return $schema;
 	}
@@ -1024,7 +1024,7 @@ 
 		$schema = array(
 			'label'         => 'Recipe',
 			'description'   => 'A Recipe.',
-			'parents'       => array( 'CreativeWork' ),
+			'parents'       => array('CreativeWork'),
 			'css_class'     => 'wl-recipe',
 			'uri'           => 'http://schema.org/Recipe',
 			'same_as'       => array(),
@@ -1038,7 +1038,7 @@ 
 					'export_type' => 'xsd:string',
 					'constraints' => '',
 					'metabox'     => array(
-						'label' => __( 'Recipe cuisine', 'wordlift' ),
+						'label' => __('Recipe cuisine', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_INGREDIENT       => array(
@@ -1049,7 +1049,7 @@ 
 						'cardinality' => INF,
 					),
 					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
+						'label' => __('Recipe ingredient', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_INSTRUCTIONS     => array(
@@ -1059,7 +1059,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Multiline',
-						'label' => __( 'Recipe instructions', 'wordlift' ),
+						'label' => __('Recipe instructions', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_YIELD            => array(
@@ -1068,7 +1068,7 @@ 
 					'export_type' => 'xsd:string',
 					'constraints' => '',
 					'metabox'     => array(
-						'label' => __( 'Recipe number of servings', 'wordlift' ),
+						'label' => __('Recipe number of servings', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_INGREDIENT       => array(
@@ -1079,7 +1079,7 @@ 
 						'cardinality' => INF,
 					),
 					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
+						'label' => __('Recipe ingredient', 'wordlift'),
 					),
 				),
 				self::FIELD_NUTRITION_INFO_CALORIES => array(
@@ -1088,7 +1088,7 @@ 
 					'export_type' => 'xsd:string',
 					'constraints' => '',
 					'metabox'     => array(
-						'label' => __( 'Calories (e.g. 240 calories)', 'wordlift' ),
+						'label' => __('Calories (e.g. 240 calories)', 'wordlift'),
 					),
 				),
 				self::FIELD_PREP_TIME               => array(
@@ -1098,7 +1098,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe preparation time (e.g. 1:30)', 'wordlift' ),
+						'label' => __('Recipe preparation time (e.g. 1:30)', 'wordlift'),
 					),
 				),
 				self::FIELD_COOK_TIME               => array(
@@ -1108,7 +1108,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe cook time (e.g. 1:30)', 'wordlift' ),
+						'label' => __('Recipe cook time (e.g. 1:30)', 'wordlift'),
 					),
 				),
 				self::FIELD_TOTAL_TIME              => array(
@@ -1118,7 +1118,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe total time (e.g. 1:30)', 'wordlift' ),
+						'label' => __('Recipe total time (e.g. 1:30)', 'wordlift'),
 					),
 				),
 			),
@@ -1126,7 +1126,7 @@ 
 
 		// Merge the custom fields with those provided by the parent schema.
 		$parent_schema           = $this->get_creative_work_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 	}
@@ -1143,7 +1143,7 @@ 
 		$schema = array(
 			'label'         => 'Offer',
 			'description'   => 'An offer. ',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-offer',
 			'uri'           => self::SCHEMA_OFFER_TYPE,
 			'same_as'       => array(),
@@ -1159,15 +1159,15 @@ 
 						'class' => 'Wordlift_Metabox_Field_Select',
 					),
 					'options'     => array(
-						'Discontinued'        => esc_html__( 'Discontinued', 'wordlift' ),
-						'InStock'             => esc_html__( 'In Stock', 'wordlift' ),
-						'InStoreOnly'         => esc_html__( 'In Store Only', 'wordlift' ),
-						'LimitedAvailability' => esc_html__( 'Limited Availability', 'wordlift' ),
-						'OnlineOnly'          => esc_html__( 'Online Only', 'wordlift' ),
-						'OutOfStock'          => esc_html__( 'Out of Stock', 'wordlift' ),
-						'PreOrder'            => esc_html__( 'Pre Order', 'wordlift' ),
-						'PreSale'             => esc_html__( 'Pre Sale', 'wordlift' ),
-						'SoldOut'             => esc_html__( 'Sold Out', 'wordlift' ),
+						'Discontinued'        => esc_html__('Discontinued', 'wordlift'),
+						'InStock'             => esc_html__('In Stock', 'wordlift'),
+						'InStoreOnly'         => esc_html__('In Store Only', 'wordlift'),
+						'LimitedAvailability' => esc_html__('Limited Availability', 'wordlift'),
+						'OnlineOnly'          => esc_html__('Online Only', 'wordlift'),
+						'OutOfStock'          => esc_html__('Out of Stock', 'wordlift'),
+						'PreOrder'            => esc_html__('Pre Order', 'wordlift'),
+						'PreSale'             => esc_html__('Pre Sale', 'wordlift'),
+						'SoldOut'             => esc_html__('Sold Out', 'wordlift'),
 					),
 				),
 				self::FIELD_PRICE               => array(
@@ -1228,7 +1228,7 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
 
 		return $schema;
 	}

src/modules/pods/includes/FieldDefinition/FieldDefinitionFactory.php

Spacing +5 added lines, -5 removed lines

@@ -12,7 +12,7 @@ 
 	 */
 	private $schema;
 
-	public function __construct( $schema ) {
+	public function __construct($schema) {
 		$this->schema = $schema;
 	}
 
@@ -21,13 +21,13 @@ 
 
 		$context_type = $this->schema->get_context_type();
 
-		switch ( $context_type ) {
+		switch ($context_type) {
 			case Context::POST:
-				return new PostTypeDefinition( $this->schema );
+				return new PostTypeDefinition($this->schema);
 			case Context::TERM:
-				return new TaxonomyDefinition( $this->schema );
+				return new TaxonomyDefinition($this->schema);
 			default:
-				return new AllPodsDefiniton( $this->schema );
+				return new AllPodsDefiniton($this->schema);
 		}
 	}
 

Indentation +22 added lines, -22 removed lines

@@ -7,27 +7,27 @@
 
 class FieldDefinitionFactory {
 
-	/**
-	 * @var $schema Schema
-	 */
-	private $schema;
-
-	public function __construct( $schema ) {
-		$this->schema = $schema;
-	}
-
-	public function get_field_definition() {
-
-		$context_type = $this->schema->get_context_type();
-
-		switch ( $context_type ) {
-			case Context::POST:
-				return new PostTypeDefinition( $this->schema );
-			case Context::TERM:
-				return new TaxonomyDefinition( $this->schema );
-			default:
-				return new AllPodsDefiniton( $this->schema );
-		}
-	}
+    /**
+     * @var $schema Schema
+     */
+    private $schema;
+
+    public function __construct( $schema ) {
+        $this->schema = $schema;
+    }
+
+    public function get_field_definition() {
+
+        $context_type = $this->schema->get_context_type();
+
+        switch ( $context_type ) {
+            case Context::POST:
+                return new PostTypeDefinition( $this->schema );
+            case Context::TERM:
+                return new TaxonomyDefinition( $this->schema );
+            default:
+                return new AllPodsDefiniton( $this->schema );
+        }
+    }
 
 }

src/modules/pods/includes/FieldDefinition/PostTypeDefinition.php

Indentation +10 added lines, -10 removed lines

@@ -4,14 +4,14 @@
 
 class PostTypeDefinition extends AbstractFieldDefiniton {
 
-	public function register() {
-		$that = $this;
-		add_action(
-			'init',
-			function () use ( $that ) {
-				$context = $that->schema->get();
-				$that->register_pod( $context->get_pod_name(), $context->get_pod_type(), $context );
-			}
-		);
-	}
+    public function register() {
+        $that = $this;
+        add_action(
+            'init',
+            function () use ( $that ) {
+                $context = $that->schema->get();
+                $that->register_pod( $context->get_pod_name(), $context->get_pod_type(), $context );
+            }
+        );
+    }
 }

Spacing +2 added lines, -2 removed lines

@@ -8,9 +8,9 @@
 		$that = $this;
 		add_action(
 			'init',
-			function () use ( $that ) {
+			function() use ($that) {
 				$context = $that->schema->get();
-				$that->register_pod( $context->get_pod_name(), $context->get_pod_type(), $context );
+				$that->register_pod($context->get_pod_name(), $context->get_pod_type(), $context);
 			}
 		);
 	}

src/modules/pods/includes/FieldDefinition/TaxonomyDefinition.php

Indentation +10 added lines, -10 removed lines

@@ -4,14 +4,14 @@
 
 class TaxonomyDefinition extends AbstractFieldDefiniton {
 
-	public function register() {
-		$that = $this;
-		add_action(
-			'setup_theme',
-			function () use ( $that ) {
-				$context = $that->schema->get();
-				$that->register_pod( $context->get_pod_name(), $context->get_pod_type(), $context );
-			}
-		);
-	}
+    public function register() {
+        $that = $this;
+        add_action(
+            'setup_theme',
+            function () use ( $that ) {
+                $context = $that->schema->get();
+                $that->register_pod( $context->get_pod_name(), $context->get_pod_type(), $context );
+            }
+        );
+    }
 }

Spacing +2 added lines, -2 removed lines

@@ -8,9 +8,9 @@
 		$that = $this;
 		add_action(
 			'setup_theme',
-			function () use ( $that ) {
+			function() use ($that) {
 				$context = $that->schema->get();
-				$that->register_pod( $context->get_pod_name(), $context->get_pod_type(), $context );
+				$that->register_pod($context->get_pod_name(), $context->get_pod_type(), $context);
 			}
 		);
 	}

src/modules/pods/includes/Notices.php

Spacing +20 added lines, -20 removed lines

@@ -9,12 +9,12 @@ 
 	 */
 	private $pods_plugin;
 
-	public function __construct( Plugin $plugin ) {
+	public function __construct(Plugin $plugin) {
 		$this->pods_plugin = $plugin;
 	}
 
 	public function register_hooks() {
-		add_action( 'wl_metabox_before_html', array( $this, 'admin_notices' ) );
+		add_action('wl_metabox_before_html', array($this, 'admin_notices'));
 	}
 
 	public function admin_notices() {
@@ -22,29 +22,29 @@ 
 		/**
 		 * When pods not installed or activated then the notice should appear.
 		 */
-		if ( ! $this->pods_plugin->is_plugin_installed() ) {
+		if ( ! $this->pods_plugin->is_plugin_installed()) {
 			$this->display_notice(
-				__( 'WordLift detected that <b>Pods – Custom Content Types and Fields</b> is not installed.', 'wordlift' ),
-				__( 'Reinstall & Activate', 'wordlift' )
+				__('WordLift detected that <b>Pods – Custom Content Types and Fields</b> is not installed.', 'wordlift'),
+				__('Reinstall & Activate', 'wordlift')
 			);
 
 			// Dont display notice.
 			return;
 		}
 
-		if ( ! $this->pods_plugin->is_plugin_activated() ) {
+		if ( ! $this->pods_plugin->is_plugin_activated()) {
 			$this->display_notice(
-				__( 'WordLift detected that <b>Pods – Custom Content Types and Fields</b> is deactivated.', 'wordlift' ),
-				__( 'Reactivate', 'wordlift' )
+				__('WordLift detected that <b>Pods – Custom Content Types and Fields</b> is deactivated.', 'wordlift'),
+				__('Reactivate', 'wordlift')
 			);
 
 			return;
 		}
 	}
 
-	private function display_notice( $message, $button_text ) {
+	private function display_notice($message, $button_text) {
 
-		$kses_options                 = array(
+		$kses_options = array(
 			'p'      => array(),
 			'b'      => array(),
 			'button' => array(
@@ -57,11 +57,11 @@ 
 			'wordlift'
 		);
 
-		$installing_message          = __( 'Installing', 'wordlift' ) . ' <span class="spinner is-active"></span>';
-		$installation_failed_message = '<p>' .
-			__( 'Wordlift: Pods – Custom Content Types and Fields installation failed, please retry or contact support@wordlift.io', 'wordlift' )
+		$installing_message          = __('Installing', 'wordlift').' <span class="spinner is-active"></span>';
+		$installation_failed_message = '<p>'.
+			__('Wordlift: Pods – Custom Content Types and Fields installation failed, please retry or contact support@wordlift.io', 'wordlift')
 			. '</p><button class="button action" onclick="wordliftInstallPods(this)">'
-			. __( 'Retry', 'wordlift' )
+			. __('Retry', 'wordlift')
 			. '</button>';
 		?>
 
@@ -70,15 +70,15 @@ 
 				const pluginInstallationNotice = document.getElementById("wordlift_pods_plugin_installation_notice")
 				const installPlugin = (ajaxUrl) => fetch(`${ajaxUrl}?action=wl_install_and_activate_pods`)
 					.then(response => response.ok ? response.json() : Promise.reject())
-				const ajaxUrl = "<?php echo esc_html( wp_parse_url( admin_url( 'admin-ajax.php' ), PHP_URL_PATH ) ); ?>"
+				const ajaxUrl = "<?php echo esc_html(wp_parse_url(admin_url('admin-ajax.php'), PHP_URL_PATH)); ?>"
 				window.wordliftInstallPods = function (installBtn) {
-					installBtn.innerHTML = `<?php echo wp_kses( $installing_message, array( 'span' => array( 'class' => array() ) ) ); ?>`
+					installBtn.innerHTML = `<?php echo wp_kses($installing_message, array('span' => array('class' => array()))); ?>`
 					installPlugin(ajaxUrl)
 						.catch(e => {
-							pluginInstallationNotice.innerHTML = `<?php echo wp_kses( $installation_failed_message, $kses_options ); ?>`
+							pluginInstallationNotice.innerHTML = `<?php echo wp_kses($installation_failed_message, $kses_options); ?>`
 						})
 						.then(() => {
-							pluginInstallationNotice.innerHTML = `<?php echo wp_kses( $installation_success_message, $kses_options ); ?>`
+							pluginInstallationNotice.innerHTML = `<?php echo wp_kses($installation_success_message, $kses_options); ?>`
 							pluginInstallationNotice.classList.remove('notice-error')
 							pluginInstallationNotice.classList.add('notice-success')
 						})
@@ -90,9 +90,9 @@ 
 
 		<div class="wl-notice notice-error" id="wordlift_pods_plugin_installation_notice">
 			<p>
-				<?php echo wp_kses( $message, array( 'b' => array() ) ); ?>
+				<?php echo wp_kses($message, array('b' => array())); ?>
 				<button class="button action right" onclick="wordliftInstallPods(this)">
-					<?php echo esc_html( $button_text ); ?>
+					<?php echo esc_html($button_text); ?>
 				</button>
 			</p>
 			<br/>

Indentation +61 added lines, -61 removed lines

@@ -6,66 +6,66 @@ 
 
 class Notices {
 
-	/**
-	 * @var Plugin
-	 */
-	private $pods_plugin;
-
-	public function __construct( Plugin $plugin ) {
-		$this->pods_plugin = $plugin;
-	}
-
-	public function register_hooks() {
-		add_action( 'wl_metabox_before_html', array( $this, 'admin_notices' ) );
-	}
-
-	public function admin_notices() {
-
-		/**
-		 * When pods not installed or activated then the notice should appear.
-		 */
-		if ( ! $this->pods_plugin->is_plugin_installed() ) {
-			$this->display_notice(
-				__( 'WordLift detected that <b>Pods – Custom Content Types and Fields</b> is not installed.', 'wordlift' ),
-				__( 'Reinstall & Activate', 'wordlift' )
-			);
-
-			// Dont display notice.
-			return;
-		}
-
-		if ( ! $this->pods_plugin->is_plugin_activated() ) {
-			$this->display_notice(
-				__( 'WordLift detected that <b>Pods – Custom Content Types and Fields</b> is deactivated.', 'wordlift' ),
-				__( 'Reactivate', 'wordlift' )
-			);
-
-			return;
-		}
-	}
-
-	private function display_notice( $message, $button_text ) {
-
-		$kses_options                 = array(
-			'p'      => array(),
-			'b'      => array(),
-			'button' => array(
-				'class'   => array(),
-				'onclick' => array(),
-			),
-		);
-		$installation_success_message = __(
-			'<p>WordLift: <b>Pods – Custom Content Types and Fields</b> plugin installed and activated.</p>', // phpcs:ignore WordPress.WP.I18n.NoHtmlWrappedStrings
-			'wordlift'
-		);
-
-		$installing_message          = __( 'Installing', 'wordlift' ) . ' <span class="spinner is-active"></span>';
-		$installation_failed_message = '<p>' .
-			__( 'Wordlift: Pods – Custom Content Types and Fields installation failed, please retry or contact support@wordlift.io', 'wordlift' )
-			. '</p><button class="button action" onclick="wordliftInstallPods(this)">'
-			. __( 'Retry', 'wordlift' )
-			. '</button>';
-		?>
+    /**
+     * @var Plugin
+     */
+    private $pods_plugin;
+
+    public function __construct( Plugin $plugin ) {
+        $this->pods_plugin = $plugin;
+    }
+
+    public function register_hooks() {
+        add_action( 'wl_metabox_before_html', array( $this, 'admin_notices' ) );
+    }
+
+    public function admin_notices() {
+
+        /**
+         * When pods not installed or activated then the notice should appear.
+         */
+        if ( ! $this->pods_plugin->is_plugin_installed() ) {
+            $this->display_notice(
+                __( 'WordLift detected that <b>Pods – Custom Content Types and Fields</b> is not installed.', 'wordlift' ),
+                __( 'Reinstall & Activate', 'wordlift' )
+            );
+
+            // Dont display notice.
+            return;
+        }
+
+        if ( ! $this->pods_plugin->is_plugin_activated() ) {
+            $this->display_notice(
+                __( 'WordLift detected that <b>Pods – Custom Content Types and Fields</b> is deactivated.', 'wordlift' ),
+                __( 'Reactivate', 'wordlift' )
+            );
+
+            return;
+        }
+    }
+
+    private function display_notice( $message, $button_text ) {
+
+        $kses_options                 = array(
+            'p'      => array(),
+            'b'      => array(),
+            'button' => array(
+                'class'   => array(),
+                'onclick' => array(),
+            ),
+        );
+        $installation_success_message = __(
+            '<p>WordLift: <b>Pods – Custom Content Types and Fields</b> plugin installed and activated.</p>', // phpcs:ignore WordPress.WP.I18n.NoHtmlWrappedStrings
+            'wordlift'
+        );
+
+        $installing_message          = __( 'Installing', 'wordlift' ) . ' <span class="spinner is-active"></span>';
+        $installation_failed_message = '<p>' .
+            __( 'Wordlift: Pods – Custom Content Types and Fields installation failed, please retry or contact support@wordlift.io', 'wordlift' )
+            . '</p><button class="button action" onclick="wordliftInstallPods(this)">'
+            . __( 'Retry', 'wordlift' )
+            . '</button>';
+        ?>
 
 		<script>
 			window.addEventListener("load", function () {
@@ -100,5 +100,5 @@ 
 			<br/>
 		</div>
 		<?php
-	}
+    }
 }

src/includes/properties/class-wordlift-entity-property-service.php

Spacing +11 added lines, -11 removed lines

@@ -15,32 +15,32 @@
 	/**
 	 * {@inheritdoc}
 	 */
-	public function get( $id, $meta_key, $type ) {
+	public function get($id, $meta_key, $type) {
 
 		$entity_service = Wordlift_Entity_Service::get_instance();
 
 		// Map each returned value to a Wordlift_Property_Entity_Reference.
 		$result = array_map(
-			function ( $item ) use ( $entity_service ) {
+			function($item) use ($entity_service) {
 
 				$regex = '/^(post|term)_(\d+)$/m';
-				if ( preg_match( $regex, $item, $matches ) ) {
-					$object_type = Object_Type_Enum::from_string( $matches[1] );
+				if (preg_match($regex, $item, $matches)) {
+					$object_type = Object_Type_Enum::from_string($matches[1]);
 					$identifier  = (int) $matches[2];
-					if ( Object_Type_Enum::POST === $object_type ) {
-						return new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $identifier ), $identifier );
-					} elseif ( Object_Type_Enum::TERM === $object_type ) {
-						return new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $identifier, Object_Type_Enum::TERM ), $identifier, false, Object_Type_Enum::TERM );
+					if (Object_Type_Enum::POST === $object_type) {
+						return new Wordlift_Property_Entity_Reference($entity_service->get_uri($identifier), $identifier);
+					} elseif (Object_Type_Enum::TERM === $object_type) {
+						return new Wordlift_Property_Entity_Reference($entity_service->get_uri($identifier, Object_Type_Enum::TERM), $identifier, false, Object_Type_Enum::TERM);
 					}
 				}
 
 				// If the $item is a number and it's an existing post, return the
 				// URI of the referenced entity. Otherwise return the value.
-				return is_numeric( $item ) && null !== get_post( $item )
-				? new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $item ), (int) $item )
+				return is_numeric($item) && null !== get_post($item)
+				? new Wordlift_Property_Entity_Reference($entity_service->get_uri($item), (int) $item)
 				: $item;
 			},
-			parent::get( $id, $meta_key, $type )
+			parent::get($id, $meta_key, $type)
 		);
 
 		return $result;

Indentation +33 added lines, -33 removed lines

@@ -10,38 +10,38 @@
  */
 class Wordlift_Entity_Property_Service extends Wordlift_Simple_Property_Service {
 
-	/**
-	 * {@inheritdoc}
-	 */
-	public function get( $id, $meta_key, $type ) {
-
-		$entity_service = Wordlift_Entity_Service::get_instance();
-
-		// Map each returned value to a Wordlift_Property_Entity_Reference.
-		$result = array_map(
-			function ( $item ) use ( $entity_service ) {
-
-				$regex = '/^(post|term)_(\d+)$/m';
-				if ( preg_match( $regex, $item, $matches ) ) {
-					$object_type = Object_Type_Enum::from_string( $matches[1] );
-					$identifier  = (int) $matches[2];
-					if ( Object_Type_Enum::POST === $object_type ) {
-						return new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $identifier ), $identifier );
-					} elseif ( Object_Type_Enum::TERM === $object_type ) {
-						return new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $identifier, Object_Type_Enum::TERM ), $identifier, false, Object_Type_Enum::TERM );
-					}
-				}
-
-				// If the $item is a number and it's an existing post, return the
-				// URI of the referenced entity. Otherwise return the value.
-				return is_numeric( $item ) && null !== get_post( $item )
-				? new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $item ), (int) $item )
-				: $item;
-			},
-			parent::get( $id, $meta_key, $type )
-		);
-
-		return $result;
-	}
+    /**
+     * {@inheritdoc}
+     */
+    public function get( $id, $meta_key, $type ) {
+
+        $entity_service = Wordlift_Entity_Service::get_instance();
+
+        // Map each returned value to a Wordlift_Property_Entity_Reference.
+        $result = array_map(
+            function ( $item ) use ( $entity_service ) {
+
+                $regex = '/^(post|term)_(\d+)$/m';
+                if ( preg_match( $regex, $item, $matches ) ) {
+                    $object_type = Object_Type_Enum::from_string( $matches[1] );
+                    $identifier  = (int) $matches[2];
+                    if ( Object_Type_Enum::POST === $object_type ) {
+                        return new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $identifier ), $identifier );
+                    } elseif ( Object_Type_Enum::TERM === $object_type ) {
+                        return new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $identifier, Object_Type_Enum::TERM ), $identifier, false, Object_Type_Enum::TERM );
+                    }
+                }
+
+                // If the $item is a number and it's an existing post, return the
+                // URI of the referenced entity. Otherwise return the value.
+                return is_numeric( $item ) && null !== get_post( $item )
+                ? new Wordlift_Property_Entity_Reference( $entity_service->get_uri( $item ), (int) $item )
+                : $item;
+            },
+            parent::get( $id, $meta_key, $type )
+        );
+
+        return $result;
+    }
 
 }