require_once ("diff.inc.php");
$previous = $this->LoadPageById($page['previous_version']);
$diff = text_diff_by_lines($previous['body'], $page['body'], false);
$htmlDiff = "<table style=\"width: 100%;\">";
$htmlDiff .= "<tr><th colspan=\"2\" style=\"text-align: center;\">Version du " . $previous['time']
. "</th><th colspan=\"2\" style=\"text-align: center;\">Version du " . $page['time'] . "</th></tr>";
foreach ($diff as $line)
{
$htmlDiff .= "<tr><td" . ($line['type'] == '+' ? ' colspan="2">&nbsp;' : '>- </td><td>' . htmlspecialchars($line[0],ENT_COMPAT | ENT_HTML401 | ENT_SUBSTITUTE, "ISO8859-1")) . "</td>";
$htmlDiff .= "<td" . ($line['type'] == '-' ? ' colspan="2">&nbsp;' : '>+ </td><td>' . htmlspecialchars($line[(int) ($line['type'] == 'c')],ENT_COMPAT | ENT_HTML401 | ENT_SUBSTITUTE, "ISO8859-1")) . "</td></tr>";
}
$htmlDiff .= "</table>";
unset($diff);
}
else
{
$htmlDiff = "<h2>Page créée le " . $page['time'] . ":</h2>";
$htmlDiff .= nl2br(htmlspecialchars($page['body'],ENT_COMPAT | ENT_HTML401 | ENT_SUBSTITUTE, "ISO8859-1"));
}
$output .= $htmlDiff . "]]></content:encoded>\n";
$output .= "</item>\n";
unset($pages[$i]);
}
//else {$output="La présente page n'est pas accessible à tous.";}
}
$output .= "</channel>\n";
$output .= "</rss>\n";
echo demicrosoftize($output) ;
}
?>
/**
* Clean up the given text
*
* @param string $text The text to be cleaned
* @return string The clean text
*/
function clean_text($text)
{
global $CFG;
if (empty($text) or is_numeric($text)) {
return (string) $text;
}
/// Fix non standard entity notations
$text = preg_replace('/(&#[0-9]+)(;?)/i', "\\1;", $text);
$text = preg_replace('/(&#x[0-9a-fA-F]+)(;?)/i', "\\1;", $text);
$text = demicrosoftize($text);
//$text = swapMicrosoftChars($text);
require_once $CFG->dirAddress . 'core/lib/htmlpurifier-4.5.0/library/HTMLPurifier.auto.php';
$config = HTMLPurifier_Config::createDefault();
$config->set('Core.Encoding', 'utf-8');
// replace with your encoding
$config->set('HTML.Doctype', 'XHTML 1.0 Transitional');
$config->set('HTML.SafeIframe', true);
$config->set('HTML.SafeEmbed', true);
$config->set('HTML.SafeObject', true);
$config->set('Output.FlashCompat', true);
$config->set('HTML.FlashAllowFullScreen', true);
//$config->set('HTML.Allowed', 'object[id|codebase|align|classid|width|height|data],param[name|value],embed[src|quality|bgcolor|name|align|pluginspage|type|allowscriptaccess|width|height|wmode|flashvars]');
$safeurls = '%^(http:|https:)?//(';
if (isset($CFG->safeurls)) {
$count = sizeof($CFG->safeurls);
for ($i = 0; $i < $count; $i++) {
if ($i == 0) {
$safeurls .= $CFG->safeurls[$i];
} else {
$safeurls .= "|" . $CFG->safeurls[$i];
}
}
} else {
$safeurls .= 'www.youtube.com/embed/';
$safeurls .= '|player.vimeo.com/video/';
$safeurls .= '|cohere.open.ac.uk/';
$safeurls .= '|www.ustream.tv/';
$safeurls .= '|www.schooltube.com/';
$safeurls .= '|archive.org/';
$safeurls .= '|www.blogtv.com/';
$safeurls .= '|uk.video.yahoo.com/';
$safeurls .= '|www.teachertube.com/';
$safeurls .= '|sciencestage.com/';
$safeurls .= '|www.flickr.com/';
}
$safeurls .= ')%';
$config->set('URI.SafeIframeRegexp', $safeurls);
$def = $config->getHTMLDefinition(true);
$def->addAttribute('object', 'flashvars', 'CDATA');
$def->addAttribute('object', 'classid', 'CDATA');
$def->addAttribute('object', 'codebase', 'CDATA');
$def->addAttribute('object', 'id', 'CDATA');
$def->addAttribute('object', 'align', 'CDATA');
// already handled.
//$def->addAttribute('embed', 'src', 'URI#embedded');
$def->addAttribute('embed', 'quality', 'CDATA');
$def->addAttribute('embed', 'name', 'CDATA');
$def->addAttribute('embed', 'pluginspage', 'CDATA');
$def->addAttribute('embed', 'align', 'CDATA');
$def->addAttribute('embed', 'bgcolor', 'CDATA');
$embedFilter = new HTMLPurifier_URIFilter_SafeEmbed();
$embedFilter->setRegularExpression($safeurls);
$objectFilter = new HTMLPurifier_URIFilter_SafeObject();
$objectFilter->setRegularExpression($safeurls);
$uri = $config->getDefinition('URI');
$uri->addFilter($embedFilter, $config);
$uri->addFilter($objectFilter, $config);
$purifier = new HTMLPurifier($config);
$text = $purifier->purify($text);
return $text;
}
