83 lines
2.8 KiB
PHP
83 lines
2.8 KiB
PHP
<?php
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/**
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* Router for the php cli-server built-in webserver.
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* https://www.php.net/manual/en/features.commandline.webserver.php
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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if ( PHP_SAPI != 'cli-server' ) {
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die( "This script can only be run by php's cli-server sapi." );
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}
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if ( !isset( $_SERVER['SCRIPT_FILENAME'] ) ) {
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// Let built-in server handle error.
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return false;
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}
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// The SCRIPT_FILENAME can be one of three things:
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// 1. Absolute path to a file in the docroot associated with the
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// path of the current request URL. PHP does this for any file path
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// where it finds a matching file on disk. For both PHP files, and for
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// static files.
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// 2. Relative path to router.php (this file), for any unknown URL path
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// that ends in ".php" or another extension that PHP would execute.
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// 3. Absolute path to {docroot}/index.php, for any other unknown path.
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// Effectively treating it as a 404 handler.
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$file = $_SERVER['SCRIPT_FILENAME'];
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if ( !is_readable( $file ) ) {
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// Let built-in server handle error.
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return false;
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}
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$ext = pathinfo( $file, PATHINFO_EXTENSION );
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if ( $ext == 'php' ) {
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// Let built-in server handle script inclusion.
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return false;
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} else {
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// Serve static file with appropiate Content-Type headers.
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// The built-in server for PHP 7.0+ supports most files already
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// (contrary to PHP 5.2, which was supported when router.php was created).
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// But it still doesn't support as many MIME types as MediaWiki (e.g. ".json")
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// Fallback
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$mime = 'text/plain';
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// Borrow from MimeAnalyzer
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$lines = explode( "\n", file_get_contents( "includes/libs/mime/mime.types" ) );
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foreach ( $lines as $line ) {
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$exts = explode( ' ', $line );
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$type = array_shift( $exts );
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if ( in_array( $ext, $exts ) ) {
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$mime = $type;
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break;
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}
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}
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if ( preg_match( '#^text/#', $mime ) ) {
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// Text should have a charset=UTF-8 (PHP's webserver does this too)
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header( "Content-Type: $mime; charset=UTF-8" );
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} else {
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header( "Content-Type: $mime" );
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}
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header( "Content-Length: " . filesize( $file ) );
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// Stream that out to the browser
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$f = fopen( $file, 'rb' );
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fpassthru( $f );
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return true;
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}
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