Root/
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | <?php /* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* # ***** BEGIN LICENSE BLOCK ***** # This file is part of Plume Framework, a simple PHP Application Framework. # Copyright (C) 2001-2007 Loic d'Anterroches and contributors. # # Plume Framework is free software; you can redistribute it and/or modify # it under the terms of the GNU Lesser General Public License as published by # the Free Software Foundation; either version 2.1 of the License, or # (at your option) any later version. # # Plume Framework is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA # # ***** END LICENSE BLOCK ***** */ /** * Tidy middleware. * * Check if a response contains HTML errors. It writes a general log * in the 'tmp_folder' with a view of the details of the errors in * separate files. It relies on the availability of tidy on the system * path. * * It checks only the pages with following status code: 200, 201, 202, * 203, 204, 205, 206, 404, 501. And the following content type: * text/html, text/html, application/xhtml+xml. * * @see http://tidy.sourceforge.net/ */ class Pluf_Middleware_Tidy { /** * Process the response of a view. * * If the status code and content type are allowed, perform the check. * * @param Pluf_HTTP_Request The request * @param Pluf_HTTP_Response The response * @return Pluf_HTTP_Response The response */ function process_response( $request , $response ) { if (!in_array( $response ->status_code, array (200, 201, 202, 203, 204, 205, 206, 404, 501))) { return $response ; } $ok = false; $cts = array ( 'text/html' , 'application/xhtml+xml' ); foreach ( $cts as $ct ) { if (false !== strripos ( $response ->headers[ 'Content-Type' ], $ct )) { $ok = true; break ; } } if ( $ok == false) { return $response ; } $content = escapeshellarg ( $response ->content); $res = array (); $rval = 0; exec ( '(echo ' . $content . '| tidy -e -utf8 -q 3>&2 2>&1 1>&3) ' , $res , $rval ); if ( empty ( $res )) { return $response ; } $only_char_encoding_issue = Pluf::f( 'tidy_skip_encoding_errors' , true); foreach ( $res as $line ) { if (false === strpos ( $line , 'invalid character code' )) { $only_char_encoding_issue = false; break ; } } if ( $only_char_encoding_issue == true) { return $response ; } $response ->content = str_replace ( '</body>' , '<pre style="text-align: left;">' .htmlspecialchars(join( "\n" , $res )). '</pre></body>' , $response ->content); return $response ; } } |