<h2>File Contents: /home/planet5/www/wp-content/plugins/wordpress-seo-premium/premium/classes/social-previews.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/wp-content/plugins/wordpress-seo-premium/premium/classes/social-previews.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
/**
 * WPSEO Premium plugin file.
 *
 * @package WPSEO\Premium
 */

/**
 * Initializer for the social previews.
 */
class WPSEO_Social_Previews implements WPSEO_WordPress_Integration {

	/**
	 * Registers the hooks.
	 *
	 * @codeCoverageIgnore Method uses dependencies.
	 *
	 * @return void
	 */
	public function register_hooks() {
		add_action( &#039;wp_ajax_retrieve_image_data_from_url&#039;, [ $this, &#039;ajax_retrieve_image_data_from_url&#039; ] );
		add_action( &#039;admin_enqueue_scripts&#039;, [ $this, &#039;enqueue_assets&#039; ] );
	}

	/**
	 * Enqueues the javascript and css files needed for the social previews.
	 *
	 * @codeCoverageIgnore Method uses dependencies.
	 *
	 * @return void
	 */
	public function enqueue_assets() {
		wp_enqueue_style( &#039;yoast-social-preview-css&#039; );
		wp_enqueue_style( &#039;yoast-premium-social-preview&#039; );
		wp_enqueue_script( &#039;yoast-social-preview&#039; );
		wp_localize_script( &#039;yoast-social-preview&#039;, &#039;yoastSocialPreview&#039;, $this-&gt;localize() );
	}

	/**
	 * Retrieves image data from an image URL.
	 */
	public function ajax_retrieve_image_data_from_url() {
		$url = filter_input( INPUT_GET, &#039;imageURL&#039; );

		$attachment_id = $this-&gt;retrieve_image_id_from_url( $url );

		if ( $attachment_id ) {
			$image = wp_get_attachment_image_src( $attachment_id, &#039;full&#039; );

			$result = [
				&#039;status&#039; =&gt; &#039;success&#039;,
				&#039;result&#039; =&gt; $image[0],
			];
		}
		else {
			// Pass the original URL for consistency.
			$result = [
				&#039;status&#039; =&gt; &#039;success&#039;,
				&#039;result&#039; =&gt; $url,
			];
		}

		// phpcs:ignore WordPress.Security.EscapeOutput -- WPCS bug/methods can&#039;t be whitelisted yet.
		wp_die( WPSEO_Utils::format_json_encode( $result ) );
	}

	/**
	 * Determines an attachment ID from a URL which might be an attachment URL.
	 *
	 * @link https://philipnewcomer.net/2012/11/get-the-attachment-id-from-an-image-url-in-wordpress/
	 *
	 * @param string $url The URL to retrieve the attachment ID for.
	 *
	 * @return bool|int The attachment ID or false.
	 */
	public function retrieve_image_id_from_url( $url ) {
		global $wpdb;

		$attachment_id = false;

		// Get the upload directory paths.
		$upload_dir_paths = wp_upload_dir();

		// Make sure the upload path base directory exists in the attachment URL, to verify that we&#039;re working with a media library image.
		if ( strpos( $url, $upload_dir_paths[&#039;baseurl&#039;] ) !== false ) {

			// If this is the URL of an auto-generated thumbnail, get the URL of the original image.
			$url = preg_replace( &#039;/-\d+x\d+(?=\.(jpg|jpeg|png|gif)$)/i&#039;, &#039;&#039;, $url );

			// Remove the upload path base directory from the attachment URL.
			$url = str_replace( $upload_dir_paths[&#039;baseurl&#039;] . &#039;/&#039;, &#039;&#039;, $url );

			// Finally, run a custom database query to get the attachment ID from the modified attachment URL.
			$attachment_id = $wpdb-&gt;get_var(
				$wpdb-&gt;prepare(
					&quot;SELECT wposts.ID
						FROM {$wpdb-&gt;posts} AS wposts,
							{$wpdb-&gt;postmeta} AS wpostmeta
						WHERE wposts.ID = wpostmeta.post_id
							AND wpostmeta.meta_key = &#039;_wp_attached_file&#039;
							AND wpostmeta.meta_value = %s
							AND wposts.post_type = &#039;attachment&#039;&quot;,
					$url
				)
			);
		}

		return (int) $attachment_id;
	}

	/**
	 * Returns the translations.
	 *
	 * @return array
	 */
	private function localize() {
		if ( empty( WPSEO_Meta::$meta_fields[&#039;social&#039;][&#039;opengraph-title&#039;][&#039;description&#039;] ) ) {
			WPSEO_Social_Admin::translate_meta_boxes();
		}

		$social = WPSEO_Meta::$meta_fields[&#039;social&#039;];

		return [
			&#039;website&#039;               =&gt; $this-&gt;get_website(),
			&#039;uploadImage&#039;           =&gt; __( &#039;Upload image&#039;, &#039;wordpress-seo-premium&#039; ),
			&#039;useOtherImage&#039;         =&gt; __( &#039;Use other image&#039;, &#039;wordpress-seo-premium&#039; ),
			&#039;removeImageButton&#039;     =&gt; __( &#039;Remove image&#039;, &#039;wordpress-seo-premium&#039; ),
			&#039;facebookDefaultImage&#039;  =&gt; WPSEO_Options::get( &#039;og_default_image&#039; ),
			&#039;i18n&#039;                  =&gt; [
				&#039;help&#039;       =&gt; $this-&gt;get_help_translations( $social ),
				&#039;helpButton&#039; =&gt; [
					&#039;facebookTitle&#039;       =&gt; __( &#039;Show information about Facebook title&#039;, &#039;wordpress-seo-premium&#039; ),
					&#039;facebookDescription&#039; =&gt; __( &#039;Show information about Facebook description&#039;, &#039;wordpress-seo-premium&#039; ),
					&#039;facebookImage&#039;       =&gt; __( &#039;Show information about Facebook image&#039;, &#039;wordpress-seo-premium&#039; ),
					&#039;twitterTitle&#039;        =&gt; __( &#039;Show information about Twitter title&#039;, &#039;wordpress-seo-premium&#039; ),
					&#039;twitterDescription&#039;  =&gt; __( &#039;Show information about Twitter description&#039;, &#039;wordpress-seo-premium&#039; ),
					&#039;twitterImage&#039;        =&gt; __( &#039;Show information about Twitter image&#039;, &#039;wordpress-seo-premium&#039; ),
				],
				&#039;library&#039;    =&gt; $this-&gt;get_translations(),
			],
			&#039;facebookNonce&#039;         =&gt; wp_create_nonce( &#039;get_facebook_name&#039; ),
		];
	}

	/**
	 * Gets the help translations.
	 *
	 * @param array $social_field The social fields that are available.
	 *
	 * @return array Translations to be used in the social previews.
	 */
	private function get_help_translations( $social_field ) {
		// Default everything to empty strings.
		$localized = [];

		if ( isset( $social_field[&#039;opengraph-title&#039;] ) ) {
			$localized[&#039;facebookTitle&#039;]       = $social_field[&#039;opengraph-title&#039;][&#039;description&#039;];
			$localized[&#039;facebookDescription&#039;] = $social_field[&#039;opengraph-description&#039;][&#039;description&#039;];
			$localized[&#039;facebookImage&#039;]       = $social_field[&#039;opengraph-image&#039;][&#039;description&#039;];
		}

		if ( isset( $social_field[&#039;twitter-title&#039;] ) ) {
			$localized[&#039;twitterTitle&#039;]       = $social_field[&#039;twitter-title&#039;][&#039;description&#039;];
			$localized[&#039;twitterDescription&#039;] = $social_field[&#039;twitter-description&#039;][&#039;description&#039;];
			$localized[&#039;twitterImage&#039;]       = $social_field[&#039;twitter-image&#039;][&#039;description&#039;];
		}

		return $localized;
	}

	/**
	 * Get the website hostname.
	 *
	 * @return string
	 */
	private function get_website() {
		// We only want the host part of the URL.
		$website = wp_parse_url( home_url(), PHP_URL_HOST );
		$website = trim( $website, &#039;/&#039; );
		$website = strtolower( $website );

		return $website;
	}

	/**
	 * Returns Jed compatible YoastSEO.js translations.
	 *
	 * @return array
	 */
	private function get_translations() {
		$file = plugin_dir_path( WPSEO_FILE ) . &#039;premium/languages/yoast-social-previews-&#039; . WPSEO_Language_Utils::get_user_locale() . &#039;.json&#039;;
		if ( file_exists( $file ) ) {
			$file = file_get_contents( $file );
			if ( $file !== false ) {
				return json_decode( $file, true );
			}
		}

		return [];
	}

	/**
	 * Enqueues the assets.
	 *
	 * @deprecated 9.4
	 * @codeCoverageIgnore
	 *
	 * @return void
	 */
	public function set_hooks() {
		_deprecated_function( &#039;WPSEO_Social_Previews::set_hooks&#039;, &#039;9.4&#039;, &#039;WPSEO_Social_Previews::register_hooks&#039; );
	}

	/**
	 * Sets the hooks necessary for AJAX.
	 *
	 * @deprecated 9.4
	 * @codeCoverageIgnore
	 *
	 * @return void
	 */
	public function set_ajax_hooks() {
		_deprecated_function( &#039;WPSEO_Social_Previews::set_ajax_hooks&#039;, &#039;9.4&#039; );
	}

	/**
	 * Register the required assets.
	 *
	 * @deprecated 9.4
	 * @codeCoverageIgnore
	 *
	 * @return void
	 */
	public function register_assets() {
		_deprecated_function( &#039;WPSEO_Social_Previews::set_ajax_hooks&#039;, &#039;9.4&#039; );
	}
}
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