class.ilValidatorAdapter.php

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<?php

/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once './Services/XHTMLValidator/validator/config.inc';
$GLOBALS["opts"] = $opts;

// include bundled Text_Diff PEAR package
require_once './Services/XHTMLValidator/validator/Text_Diff/Diff.php';
require_once './Services/XHTMLValidator/validator/Text_Diff/Renderer.php';
require_once './Services/XHTMLValidator/validator/Text_Diff/unified.php';

require_once './Services/XHTMLValidator/validator/include.inc';
require_once './Services/XHTMLValidator/validator/validator.inc';


class ilValidatorAdapter
{
        
        function validate($a_html, $a_mode)
        {
                // while php 5.1 isn't released we must keep compatibility with php 5.0
                if (!defined('UPLOAD_ERR_CANT_WRITE'))
                        define('UPLOAD_ERR_CANT_WRITE', 7);
                
                /*
                   Mozilla, Firefox and friends have an error that lock radio buttons.
                   We use this to disable some feature for these browsers
                   More info at: http://bugzilla.mozilla.org/show_bug.cgi?id=229925
                */
                define('MOZILLA', (isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'], 'Mozilla/') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko/') !== false));
                
                //function mozilla($txt) {
                //      return MOZILLA ? '' : $txt;
                //}
                
                
                if (empty($lang)) {
                        $lang = isset($_REQUEST['lang']) ? $_REQUEST['lang'] : 'en';
                } else {
                        $redir = true;
                }

                /*
                if (empty($_COOKIE['lang']) || $lang != $_COOKIE['lang']) {
                        setcookie('lang', $lang, time()+60*60*24*90, '/', 'validator.aborla.net');
                }*/

                //output_add_rewrite_var('lang', $lang);
                
                require './Services/XHTMLValidator/validator/local/en.inc'; // fallback for not translated messages

                //if ($lang != 'en')
                //      require "./local/$lang.inc"; //load localized messages
                
                //common_header();
                                
                
                /****************** START OF THE VALIDATOR ITSELF *******************/
                
                // output: html/xhtml/xml, accessibility-check: 0-3
                $options = array();
                $options["charset"] = "utf8";
                if ($a_mode == "accessibility")
                {
                        $options["accessibility-check"] = 3;
                }

                $validator = new validator($options);
                
                //$result = $validator->parse_url((string)$_REQUEST['url']);
                $result = $validator->parse_string($a_html);
                
                /* no fatal errors. continue */
                if ($result){

                        if ($validator->internal_error()) {
                                $answer.= "<p>$message[13]:<br />\n";
                                $answer.= nl2br($validator->internal_errors_string()) . "</p>\n";
                        }
                
                        $answer.= '<p>';
                
                
                        /* If the document contains too many errors, the version may not be found */
                        if ($detected_version = $validator->detected_version()) {
                                $answer.= "<strong>$message[14]</strong>: $detected_version<br />\n";
                        }
                
                        // enconding in use
                        $answer.= "<strong>$message[20]</strong>: {$validator->readable_charset()}";
                
                        // language
                        if ($validator->lang)
                                $answer.= "<br />\n<strong>$message[24]</strong>: {$langs[$validator->lang]}";
                
                
                        /* Show HTML/XML errors */
                        if ($errors = $validator->error()) {
                
                                $answer.= "<br />\n<strong>$message[21]</strong>: $errors</p>\n".
                                         "<h2>$message[16]</h2>\n";
                
                                if (empty($_REQUEST['errors']) || $_REQUEST['errors'] == 'along') {
                                        $answer.= '<code>' . $validator->errors_source() . "</code>\n\n";
                
                                } else { //errors alone
                                        $answer.= '<p>' . $validator->errors_string() . "</p>\n\n";
                                }
                
                        /* no errors found in the document */
                        } else {
                                $answer.= "</p><p>$message[15]</p>\n";
                        }
                
                
                        /* show repaired document */
                        if (!isset($_REQUEST['repair']) || $_REQUEST['repair'] == 'full') {
                                $html = strtr(nl2br(htmlspecialchars($validator->repaired_source(), ENT_QUOTES, 'UTF-8')), array('  ' => ' &nbsp;'));
                
                                $answer.= "\n<p>&nbsp;</p>\n<h2>$message[17]</h2>\n";
                                $answer.= '<div class="code"><code>' . $html . "</code></div>\n";
                        }
                        /* Diff */
                /*
                        } elseif ($_REQUEST['repair'] == 'diff' && $diff = $validator->repaired_diff()) {
                                $diff = strtr($diff, array('  ' => ' &nbsp;'));
                
                                echo "\n<p>&nbsp;</p>\n<h2>$message[11]</h2>\n";
                                echo '<div class="code"><code>' . $diff . "</code></div>\n";
                        }
                */
                
                
                /* there was some error handling the URL/file upload */
                } else {
                        $answer.= "<p>$message[13]:<br />\n";
                        $answer.= nl2br($validator->internal_errors_string()) . "</p>\n";
                }

                return $answer;
        }
}
?>