/**
* Enter description here...
*
* @param $html
* @param null $contentType
* @param null $documentID
* @return null|string
* @throws \Exception
* @todo support PHP tags in input
* @todo support passing \DOMDocument object from self::loadDocument
*/
protected static function createDocumentWrapper($html, $contentType = null, $documentID = null)
{
if (function_exists('domxml_open_mem')) {
throw new \Exception("Old PHP4 DOM XML extension detected. PhpQuery won't work until this extension is enabled.");
}
// $id = $documentID
// ? $documentID
// : md5(microtime());
$document = null;
if ($html instanceof \DOMDocument) {
if (self::getDocumentID($html)) {
// document already exists in PhpQuery::$documents, make a copy
$document = clone $html;
} else {
// new document, add it to PhpQuery::$documents
$wrapper = new Dom\DOMDocumentWrapper($html, $contentType, $documentID);
}
} else {
$wrapper = new Dom\DOMDocumentWrapper($html, $contentType, $documentID);
}
// $wrapper->id = $id;
// bind document
PhpQuery::$documents[$wrapper->id] = $wrapper;
// remember last loaded document
PhpQuery::selectDocument($wrapper->id);
return $wrapper->id;
}
// PhpQuery::newDocumentFilePHP('test.php');
// PhpQuery::newDocument('test.xml', 'application/rss+xml');
// this one defaults to text/html in utf8
$doc = PhpQuery::newDocument('<div/>');
// FILL IT
// array syntax works like ->find() here
$doc['div']->append('<ul></ul>');
// array set changes inner html
$doc['div ul'] = '<li>1</li> <li>2</li> <li>3</li>';
// MANIPULATE IT
$li = null;
// almost everything can be a chain
$doc['ul > li']->addClass('my-new-class')->filter(':last')->addClass('last-li')->toReference($li);
// SELECT DOCUMENT
// pq(); is using selected document as default
PhpQuery::selectDocument($doc);
// documents are selected when created or by above method
// query all unordered lists in last selected document
$ul = pq('ul')->insertAfter('div');
// ITERATE IT
// all direct LIs from $ul
foreach ($ul['> li'] as $li) {
// iteration returns PLAIN dom nodes, NOT PhpQuery objects
$tagName = $li->tagName;
$childNodes = $li->childNodes;
// so you NEED to wrap it within PhpQuery, using pq();
pq($li)->addClass('my-second-new-class');
}
// PRINT OUTPUT
// 1st way
print PhpQuery::getDocument($doc->getDocumentID());
