62 lines
2.0 KiB
PHP
62 lines
2.0 KiB
PHP
<?php
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/**
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* @brief Upload Custom Field Download Handler
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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 11 Feb 2016
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*/
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use IPS\Dispatcher\Front;
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use IPS\File;
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use IPS\Output;
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use IPS\Request;
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define('REPORT_EXCEPTIONS', TRUE);
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require_once str_replace( 'applications/core/interface/file/cfield.php', '', str_replace( '\\', '/', __FILE__ ) ) . 'init.php';
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try
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{
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/* Get the extension */
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list( $app, $extension ) = explode( '_', Request::i()->storage );
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$classname = 'IPS\\' . $app . '\extensions\core\FileStorage\\' . $extension;
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if ( !class_exists( $classname ) )
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{
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throw new RuntimeException;
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}
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$extension = new $classname;
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if ( ! isset( Request::i()->fileKey ) )
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{
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throw new RuntimeException;
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}
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/* Get the actual filename from the extension */
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$realFileName = \IPS\Text\Encrypt::fromTag( Request::i()->fileKey )->decrypt();
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/* Check the file is valid */
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$file = File::get( Request::i()->storage, $realFileName );
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if ( !$extension->isValidFile( $realFileName ) )
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{
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throw new RuntimeException;
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}
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/* Send headers and print file */
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Output::i()->sendStatusCodeHeader( 200 );
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Output::i()->sendHeader( "Content-type: " . File::getMimeType( Request::i()->path ) . ";charset=UTF-8" );
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foreach( array_merge( Output::getCacheHeaders( time(), 360 ), array( "Content-Disposition" => Output::getContentDisposition( 'attachment', Request::i()->path ), "X-Content-Type-Options" => "nosniff" ) ) as $key => $header )
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{
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Output::i()->sendHeader( $key . ': ' . $header );
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}
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Output::i()->sendHeader( "Content-Length: " . $file->filesize() );
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Output::i()->sendHeader( "Content-Security-Policy: default-src 'none'; sandbox" );
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Output::i()->sendHeader( "X-Content-Security-Policy: default-src 'none'; sandbox" );
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$file->printFile();
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exit;
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}
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catch (Exception $e )
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{
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Front::i();
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Output::i()->sendOutput( '', 404 );
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} |