y[ $hash[ $prop ][1] ] = $value;
			return;
		}

		$perform = "add_prop_{$prop}";
		if ( method_exists( $this, $perform ) ) {
			$this->$perform( $entity, $key, $data );
		}
	}

	/**
	 * Add logo property to the entity.
	 *
	 * @param array $entity Array of JSON-LD entity.
	 */
	private function add_prop_image( &$entity ) {
		$logo = Helper::get_settings( 'titles.knowledgegraph_logo' );
		if ( ! $logo ) {
			$logo_id = \get_option( 'site_logo' );
			$logo    = $logo_id ? wp_get_attachment_image_url( $logo_id ) : '';
		}

		if ( ! $logo ) {
			return;
		}

		$entity['logo'] = [
			'@type'      => 'ImageObject',
			'@id'        => home_url( '/#logo' ),
			'url'        => $logo,
			'contentUrl' => $logo,
			'caption'    => $this->get_website_name(),
		];
		$this->add_prop_language( $entity['logo'] );

		$attachment = wp_get_attachment_metadata( Helper::get_settings( 'titles.knowledgegraph_logo_id' ), true );
		if ( ! $attachment ) {
			return;
		}

		$entity['logo']['width']  = $attachment['width'];
		$entity['logo']['height'] = $attachment['height'];
	}

	/**
	 * Add Language property to the entity.
	 *
	 * @param array $entity Array of JSON-LD entity.
	 */
	private function add_prop_language( &$entity ) {
		$entity['inLanguage'] = $this->do_filter( 'schema/language', get_bloginfo( 'language' ) );
	}

	/**
	 * Add Image property to entity.
	 *
	 * @param  array  $entity Array of json-ld entity.
	 * @param  string $key   Entity Key.
	 * @param  array  $data  Schema Data.
	 */
	private function add_prop_thumbnail( &$entity, $key, $data ) {
		if ( ! empty( $data['primaryImage'] ) ) {
			$entity[ $key ] = [ '@id' => $data['primaryImage']['@id'] ];
		}
	}

	/**
	 * Add isPartOf property to entity.
	 *
	 * @param array  $entity Array of json-ld entity.
	 * @param string $key    Entity Key.
	 */
	private function add_prop_is_part_of( &$entity, $key ) {
		$hash = [
			'website' => home_url( '/#website' ),
			'webpage' => Paper::get()->get_canonical() . '#webpage',
		];

		if ( ! empty( $hash[ $key ] ) ) {
			$entity['isPartOf'] = [ '@id' => $hash[ $key ] ];
		}
	}

	/**
	 * Add publisher property to entity
	 *
	 * @param array  $entity Entity.
	 * @param string $key    Entity Key.
	 * @param  array  $data  Schema Data.
	 */
	public function add_prop_publisher( &$entity, $key, $data ) {
		if ( empty( $data['publisher'] ) ) {
			return;
		}

		$entity[ $key ] = [ '@id' => $data['publisher']['@id'] ];
	}

	/**
	 * Add url property to entity.
	 *
	 * @param array $entity Array of JSON-LD entity.
	 */
	private function add_prop_url( &$entity ) {
		if ( $url = Helper::get_settings( 'titles.url' ) ) { // phpcs:ignore
			$entity['url'] = ! Url::is_relative( $url ) ? $url : 'http://' . $url;
		}
	}

	/**
	 * Add address property to entity.
	 *
	 * @param array $entity Array of JSON-LD entity.
	 */
	private function add_prop_address( &$entity ) {
		if ( $address = Helper::get_settings( 'titles.local_address' ) ) { // phpcs:ignore
			$entity['address'] = [ '@type' => 'PostalAddress' ] + $address;
		}
	}

	/**
	 * Add aggregateratings to entity.
	 *
	 * @param string $schema Schema to get data for.
	 * @param array  $entity Array of JSON-LD entity to attach data to.
	 */
	public function add_ratings( $schema, &$entity ) {
		$rating = Helper::get_post_meta( "snippet_{$schema}_rating" );

		// Early Bail!
		if ( ! $rating ) {
			return;
		}

		$entity['review'] = [
			'author'        => [
				'@type' => 'Person',
				'name'  => get_the_author_meta( 'display_name' ),
			],
			'datePublished' => get_post_time( 'Y-m-d\TH:i:sP', false ),
			'dateModified'  => get_post_modified_time( 'Y-m-d\TH:i:sP', false ),
			'reviewRating'  => [
				'@type'       => 'Rating',
				'ratingValue' => $rating,
				'bestRating'  => Helper::get_post_meta( "snippet_{$schema}_rating_max" ) ? Helper::get_post_meta( "snippet_{$schema}_rating_max" ) : 5,
				'worstRating' => Helper::get_post_meta( "snippet_{$schema}_rating_min" ) ? Helper::get_post_meta( "snippet_{$schema}_rating_min" ) : 1,
			],
		];
	}

	/**
	 * Get website name with a fallback to bloginfo( 'name' ).
	 *
	 * @return string
	 */
	public function get_website_name() {
		return Helper::get_settings( 'titles.website_name', $this->get_organization_name() );
	}

	/**
	 * Get website name with a fallback to bloginfo( 'name' ).
	 *
	 * @return string
	 */
	public function get_organization_name() {
		$name = Helper::get_settings( 'titles.knowledgegraph_name' );
		return $name ? $name : get_bloginfo( 'name' );
	}

	/**
	 * Set publisher/provider data for JSON-LD.
	 *
	 * @param array  $entity Array of JSON-LD entity.
	 * @param array  $organization Organization data.
	 * @param string $type         Type data set to. Default: 'publisher'.
	 */
	public function set_publisher( &$entity, $organization, $type = 'publisher' ) {
		$keys = [ '@context', '@type', 'url', 'name', 'logo', 'image', 'contactPoint', 'sameAs' ];
		foreach ( $keys as $key ) {
			if ( ! isset( $organization[ $key ] ) ) {
				continue;
			}

			$entity[ $type ][ $key ] = 'logo' !== $key ? $organization[ $key ] : [
				'@type' => 'ImageObject',
				'url'   => $organization[ $key ],
			];
		}
	}

	/**
	 * Set address for JSON-LD.
	 *
	 * @param string $schema Schema to get data for.
	 * @param array  $entity Array of JSON-LD entity to attach data to.
	 */
	public function set_address( $schema, &$entity ) {
		$address = Helper::get_post_meta( "snippet_{$schema}_address" );

		// Early Bail!
		if ( ! is_array( $address ) || empty( $address ) ) {
			return;
		}

		$entity['address'] = [ '@type' => 'PostalAddress' ];
		foreach ( $address as $key => $value ) {
			$entity['address'][ $key ] = $value;
		}
	}

	/**
	 * Set data to entity.
	 *
	 * Loop through post meta value grab data and attache it to the entity.
	 *
	 * @param array $hash   Key to get data and Value to save as.
	 * @param array $entity Array of JSON-LD entity to attach data to.
	 */
	public function set_data( $hash, &$entity ) {
		foreach ( $hash as $metakey => $dest ) {
			$entity[ $dest ] = Helper::get_post_meta( $metakey, $this->post_id );
		}
	}

	/**
	 * Get post title.
	 *
	 * Retrieves the title in this order.
	 *  1. Custom post meta set in rich snippet
	 *  2. Headline template set in Titles & Meta
	 *
	 * @param int $post_id Post ID to get title for.
	 *
	 * @return string
	 */
	public function get_post_title( $post_id = 0 ) {
		$title = Helper::get_post_meta( 'snippet_name', $post_id );

		if ( ! $title && ! empty( $this->post ) ) {
			$title = Helper::replace_vars( Helper::get_settings( "titles.pt_{$this->post->post_type}_default_snippet_name", '%seo_title%' ), $this->post );
		}

		$title = $title ? $title : Paper::get()->get_title();

		return Str::truncate( $title );
	}

	/**
	 * Get post url.
	 *
	 * @param  int $post_id Post ID to get URL for.
	 * @return string
	 */
	public function get_post_url( $post_id = 0 ) {
		$url = Helper::get_post_meta( 'snippet_url', $post_id );

		return $url ? $url : ( 0 === $post_id ? Paper::get()->get_canonical() : get_the_permalink( $post_id ) );
	}

	/**
	 * Get product description.
	 *
	 * @param  object $product Product Object.
	 * @return string
	 */
	public function get_product_desc( $product = [] ) {
		if ( empty( $product ) ) {
			return;
		}

		if ( $description = Helper::get_post_meta( 'description', $product->get_id() ) ) { //phpcs:ignore
			return $description;
		}

		$product_object = get_post( $product->get_id() );
		$description    = Paper::get_from_options( 'pt_product_description', $product_object, '%excerpt%' );

		if ( ! $description ) {
			$description = $product->get_short_description() ? $product->get_short_description() : $product->get_description();
		}

		$description = $this->do_filter( 'product_description/apply_shortcode', false ) ? do_shortcode( $description ) : WordPress::strip_shortcodes( $description );
		return wp_strip_all_tags( $description, true );
	}

	/**
	 * Get product title.
	 *
	 * @param  object $product Product Object.
	 * @return string
	 */
	public function get_product_title( $product = [] ) {
		if ( empty( $product ) ) {
			return '';
		}

		if ( $title = Helper::get_post_meta( 'title', $product->get_id() ) ) { //phpcs:ignore
			return $title;
		}

		$product_object = get_post( $product->get_id() );

		$title = Paper::get_from_options( 'pt_product_title', $product_object, '%title% %sep% %sitename%' );
		return $title ? $title : $product->get_name();
	}

	/**
	 * Get post parts.
	 */
	private function get_parts() {
		$parts = [
			'title'     => $this->get_post_title(),
			'url'       => $this->get_post_url(),
			'canonical' => Paper::get()->get_canonical(),
			'modified'  => mysql2date( DATE_W3C, $this->post->post_modified, false ),
			'published' => mysql2date( DATE_W3C, $this->post->post_date, false ),
			'excerpt'   => Helper::replace_vars( '%excerpt%', $this->post ),
		];

		// Description.
		$desc = Helper::get_post_meta( 'snippet_desc' );

		if ( ! $desc ) {
			$desc = Helper::replace_vars( Helper::get_settings( "titles.pt_{$this->post->post_type}_default_snippet_desc" ), $this->post );
		}
		$parts['desc'] = $desc ? $desc : ( Helper::get_post_meta( 'description' ) ? Helper::get_post_meta( 'description' ) : $parts['excerpt'] );

		// Author.
		$author          = Helper::get_post_meta( 'snippet_author' );
		$parts['author'] = $author ? $author : get_the_author_meta( 'display_name', $this->post->post_author );

		// Modified date cannot be before publish date.
		if ( strtotime( $this->post->post_modified ) < strtotime( $this->post->post_date ) ) {
			$parts['modified'] = $parts['published'];
		}

		$this->parts = $parts;
	}

	/**
	 * Get global social profile URLs, to use in the `sameAs` property.
	 *
	 * @link https://developers.google.com/webmasters/structured-data/customize/social-profiles
	 */
	public function get_social_profiles() {
		$profiles = [ Helper::get_settings( 'titles.social_url_facebook' ) ];

		$twitter = Helper::get_settings( 'titles.twitter_author_names' );
		if ( $twitter ) {
			$profiles[] = "https://twitter.com/$twitter";
		}

		$addional_profiles = Helper::get_settings( 'titles.social_additional_profiles' );
		if ( ! empty( $addional_profiles ) ) {
			$profiles = array_merge( $profiles, Arr::from_string( $addional_profiles, "\n" ) );
		}

		return array_values( array_filter( $profiles ) );
	}
}