public function testAttributeEscaping()
{
$value = new SS_HTML4Value();
$value->setContent('<a href="[]"></a>');
$this->assertEquals('<a href="[]"></a>', $value->getContent(), "'[' character isn't escaped");
$value->setContent('<a href="""></a>');
$this->assertEquals('<a href="""></a>', $value->getContent(), "'\"' character is escaped");
}
public function tidy($content, $stripWord = false)
{
// Try to use the extension first
if (extension_loaded('tidy')) {
$tidy = tidy_parse_string($content, array(
'clean' => true,
'output-xhtml' => true,
'show-body-only' => true,
'quote-nbsp' => true,
'wrap' => 0,
'input-encoding' => 'utf8',
'output-encoding' => 'utf8',
'new-blocklevel-tags' => 'article aside audio details figcaption figure footer header hgroup nav section source summary temp track video',
'new-empty-tags' => 'command embed keygen source track wbr',
'new-inline-tags' => 'audio canvas command datalist embed keygen mark meter output progress time video wbr',
'bare' => $stripWord,
'word-2000' => $stripWord
));
$tidy->cleanRepair();
return $this->rewriteShortcodes('' . $tidy);
}
// No PHP extension available, attempt to use CLI tidy.
$retval = null;
$output = null;
@exec('tidy --version', $output, $retval);
if ($retval === 0) {
$tidy = '';
$input = escapeshellarg($content);
// Doesn't work on Windows, sorry, stick to the extension.
$tidy = @`echo $input | tidy -q --show-body-only yes --input-encoding utf8 --output-encoding utf8 --wrap 0 --clean yes --output-xhtml yes`;
return $this->rewriteShortcodes($tidy);
}
// Fall back to default
$doc = new SS_HTML4Value($content);
return $doc->getContent();
}
/**
* Fixes URLs in images, link and a tags to refer to correct things relevant to the base tag.
*
* @param string $contentFile
* The name of the file to fix links within
*/
protected function fixLinks($content)
{
$value = SS_HTML4Value::create($content);
$base = $value->getElementsByTagName('base');
if ($base && $base->item(0)) {
$base = $base->item(0)->getAttribute('href');
$check = array('a' => 'href', 'link' => 'href', 'img' => 'src');
foreach ($check as $tag => $attr) {
if ($items = $value->getElementsByTagName($tag)) {
foreach ($items as $item) {
$href = $item->getAttribute($attr);
if ($href && $href[0] != '/' && strpos($href, '://') === false) {
$item->setAttribute($attr, $base . $href);
}
}
}
}
}
return $value->getContent();
}
