90 lines
2.4 KiB
PHP
90 lines
2.4 KiB
PHP
<?php
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/**
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* @brief Embed iframe display
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @since 15 Sep 2014
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*/
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namespace IPS\core\modules\front\system;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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use DateInterval;
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use IPS\Content\Controller;
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use IPS\Data\Cache;
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use IPS\DateTime;
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use IPS\Http\Url;
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use IPS\Output;
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use IPS\Request;
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use IPS\Text\Parser;
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use IPS\Theme;
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use OutOfRangeException;
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use UnexpectedValueException;
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use function defined;
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( $_SERVER['SERVER_PROTOCOL'] ?? 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Embed iframe display
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*/
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class embed extends Controller
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{
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/**
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* Embed iframe display
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*
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* @return mixed
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*/
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protected function manage() : mixed
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{
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/* Check cache for the current scheme */
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$scheme = Theme::i()->getCurrentCSSScheme();
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$cacheKey = 'embed_' . md5( Request::i()->url ) . "_" . $scheme;
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try
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{
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$return = Cache::i()->getWithExpire( $cacheKey, TRUE );
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}
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/* Not in cache - fetch */
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catch ( OutOfRangeException $e )
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{
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try
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{
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$return = Parser::embeddableMedia( Url::createFromString( Request::i()->url, FALSE, TRUE ), TRUE );
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}
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catch( UnexpectedValueException $e )
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{
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$return = '';
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}
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/* And cache */
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Cache::i()->storeWithExpire( $cacheKey, $return, DateTime::create()->add( new DateInterval('P1D') ), TRUE );
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}
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/* Output */
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$js = array(
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Output::i()->js( 'js/commonEmbedHandler.js', 'core', 'interface' ),
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Output::i()->js( 'js/externalEmbedHandler.js', 'core', 'interface' )
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);
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/* We don't want search engines indexing this */
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Output::i()->metaTags['robots'] = 'noindex';
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/* Intentionally replace the cssFiles array with a single file here, since we don't need the complete CSS framework in external embeds */
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Output::i()->cssFiles = array_merge(
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Theme::i()->css( 'styles/embeds.css', 'core', 'front' ),
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Theme::i()->css( "framework/1-2-settings.css", "core", "global" ),
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Theme::i()->css( "framework/1-3-variables.css", "core", "global" ),
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Theme::i()->css( "framework/1-4-colors.css", "core", "global" ),
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Theme::i()->css( "core.css", "core", "front" ),
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);
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Output::i()->sendOutput( Theme::i()->getTemplate( 'global', 'core', 'front' )->embedExternal( $return, $js ) );
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}
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}
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