/**
* Investigate the HTML-Tag...
*
* @param $tag
* @param $toSecureDirectoryExpression
* @return string
*/
protected function parseTag($tag, $toSecureDirectoryExpression)
{
if (preg_match('/"(?:' . $this->softQuoteExpression($this->domainPattern) . ')?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))"/i', $tag, $matchedUrls)) {
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug('/"(?:' . $this->softQuoteExpression($this->domainPattern) . ')?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))"/i');
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($matchedUrls);
}
$replace = htmlspecialchars($this->delegate->publishResourceUri($matchedUrls[1]));
$tagexp = explode($matchedUrls[1], $tag, 2);
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($tagexp[0]);
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($replace);
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($tagexp[1]);
}
$tag = $tagexp[0] . $replace;
$tmp = $tagexp[1];
// search in the rest on the tag (e.g. for vHWin=window.open...)
if (preg_match('/\'(?:' . $this->softQuoteExpression($this->domainPattern) . ')?.*?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))\'/i', $tmp, $matchedUrls)) {
$replace = htmlspecialchars($this->delegate->publishResourceUri($matchedUrls[1]));
$tagexp = explode($matchedUrls[1], $tmp, 2);
$add = $tagexp[0] . '/' . $replace . $tagexp[1];
} else {
$add = $tagexp[1];
}
$tag .= $add;
}
return $tag;
}
/**
* Investigate the HTML-Tag...
*
* @param $tag
* @param $toSecureDirectoryExpression
* @return string
*/
protected function parseTag($tag, $toSecureDirectoryExpression)
{
if (preg_match('/"(?:' . $this->softQuoteExpression($this->domainPattern) . ')?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))"/i', $tag, $matchedUrls)) {
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug('/"(?:' . $this->softQuoteExpression($this->domainPattern) . ')?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))"/i');
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($matchedUrls);
}
$replace = htmlspecialchars($this->delegate->publishResourceUri($matchedUrls[1]));
$tagexp = explode($matchedUrls[1], $tag, 2);
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($tagexp[0]);
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($replace);
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($tagexp[1]);
}
$tag = $tagexp[0] . $replace;
$tmp = $tagexp[1];
// search in the rest on the tag (e.g. for vHWin=window.open...)
if (preg_match('/\'(?:' . $this->softQuoteExpression($this->domainPattern) . ')?.*?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))\'/i', $tmp, $matchedUrls)) {
$replace = htmlspecialchars($this->delegate->publishResourceUri($matchedUrls[1]));
$tagexp = explode($matchedUrls[1], $tmp, 2);
$add = $tagexp[0] . '/' . $replace . $tagexp[1];
} else {
$add = $tagexp[1];
}
$tag .= $add;
}
if (preg_match('/srcset="([^\\">]*?)"/i', $tag, $matchedSources)) {
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug('/srcset="([^\\">]*?)"/i');
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($matchedSources);
}
// Only replace within srcset attribute
$tagexp = explode($matchedSources[0], $tag, 2);
$tagFragment = $matchedSources[0] . $tagexp[1];
$tag = $tagexp[0];
// Walk through sources in srcset
$matchedSources = explode(',', $matchedSources[1]);
foreach ($matchedSources as $matchedSource) {
// Get url part of source
$matchedSource = explode(' ', str_replace("\t", ' ', trim($matchedSource)), 2);
$matchedSource = trim($matchedSource[0]);
// Check if url matches
if (preg_match('/(?:' . $this->softQuoteExpression($this->domainPattern) . ')?(\\/?(?:' . $this->softQuoteExpression($toSecureDirectoryExpression) . ')+?.*?(?:(?i)' . $this->fileExtensionPattern . '))/i', $matchedSource, $matchedUrls)) {
// Replace with secured url
$replace = htmlspecialchars($this->delegate->publishResourceUri($matchedUrls[1]));
$tagexp = explode($matchedUrls[1], $tagFragment, 2);
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($tagexp[0]);
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($replace);
}
$tag .= $tagexp[0] . $replace;
$tagFragment = $tagexp[1];
}
}
if ($this->logLevel === 2 || $this->logLevel === 3) {
debug($tagFragment);
}
$tag .= $tagFragment;
}
return $tag;
}
