--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/enmi/Zend/Dom/Query.php Thu Jan 20 19:30:54 2011 +0100
@@ -0,0 +1,314 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category Zend
+ * @package Zend_Dom
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ * @version $Id: Query.php 23062 2010-10-08 14:05:45Z matthew $
+ */
+
+/**
+ * @see Zend_Dom_Query_Css2Xpath
+ */
+require_once 'Zend/Dom/Query/Css2Xpath.php';
+
+/**
+ * @see Zend_Dom_Query_Result
+ */
+require_once 'Zend/Dom/Query/Result.php';
+
+/**
+ * Query DOM structures based on CSS selectors and/or XPath
+ *
+ * @package Zend_Dom
+ * @subpackage Query
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+class Zend_Dom_Query
+{
+ /**#@+
+ * Document types
+ */
+ const DOC_XML = 'docXml';
+ const DOC_HTML = 'docHtml';
+ const DOC_XHTML = 'docXhtml';
+ /**#@-*/
+
+ /**
+ * @var string
+ */
+ protected $_document;
+
+ /**
+ * DOMDocument errors, if any
+ * @var false|array
+ */
+ protected $_documentErrors = false;
+
+ /**
+ * Document type
+ * @var string
+ */
+ protected $_docType;
+
+ /**
+ * Document encoding
+ * @var null|string
+ */
+ protected $_encoding;
+
+ /**
+ * XPath namespaces
+ * @var array
+ */
+ protected $_xpathNamespaces = array();
+
+ /**
+ * Constructor
+ *
+ * @param null|string $document
+ * @return void
+ */
+ public function __construct($document = null, $encoding = null)
+ {
+ $this->setEncoding($encoding);
+ $this->setDocument($document);
+ }
+
+ /**
+ * Set document encoding
+ *
+ * @param string $encoding
+ * @return Zend_Dom_Query
+ */
+ public function setEncoding($encoding)
+ {
+ $this->_encoding = (null === $encoding) ? null : (string) $encoding;
+ return $this;
+ }
+
+ /**
+ * Get document encoding
+ *
+ * @return null|string
+ */
+ public function getEncoding()
+ {
+ return $this->_encoding;
+ }
+
+ /**
+ * Set document to query
+ *
+ * @param string $document
+ * @param null|string $encoding Document encoding
+ * @return Zend_Dom_Query
+ */
+ public function setDocument($document, $encoding = null)
+ {
+ if (0 === strlen($document)) {
+ return $this;
+ }
+ // breaking XML declaration to make syntax highlighting work
+ if ('<' . '?xml' == substr(trim($document), 0, 5)) {
+ return $this->setDocumentXml($document, $encoding);
+ }
+ if (strstr($document, 'DTD XHTML')) {
+ return $this->setDocumentXhtml($document, $encoding);
+ }
+ return $this->setDocumentHtml($document, $encoding);
+ }
+
+ /**
+ * Register HTML document
+ *
+ * @param string $document
+ * @param null|string $encoding Document encoding
+ * @return Zend_Dom_Query
+ */
+ public function setDocumentHtml($document, $encoding = null)
+ {
+ $this->_document = (string) $document;
+ $this->_docType = self::DOC_HTML;
+ if (null !== $encoding) {
+ $this->setEncoding($encoding);
+ }
+ return $this;
+ }
+
+ /**
+ * Register XHTML document
+ *
+ * @param string $document
+ * @param null|string $encoding Document encoding
+ * @return Zend_Dom_Query
+ */
+ public function setDocumentXhtml($document, $encoding = null)
+ {
+ $this->_document = (string) $document;
+ $this->_docType = self::DOC_XHTML;
+ if (null !== $encoding) {
+ $this->setEncoding($encoding);
+ }
+ return $this;
+ }
+
+ /**
+ * Register XML document
+ *
+ * @param string $document
+ * @param null|string $encoding Document encoding
+ * @return Zend_Dom_Query
+ */
+ public function setDocumentXml($document, $encoding = null)
+ {
+ $this->_document = (string) $document;
+ $this->_docType = self::DOC_XML;
+ if (null !== $encoding) {
+ $this->setEncoding($encoding);
+ }
+ return $this;
+ }
+
+ /**
+ * Retrieve current document
+ *
+ * @return string
+ */
+ public function getDocument()
+ {
+ return $this->_document;
+ }
+
+ /**
+ * Get document type
+ *
+ * @return string
+ */
+ public function getDocumentType()
+ {
+ return $this->_docType;
+ }
+
+ /**
+ * Get any DOMDocument errors found
+ *
+ * @return false|array
+ */
+ public function getDocumentErrors()
+ {
+ return $this->_documentErrors;
+ }
+
+ /**
+ * Perform a CSS selector query
+ *
+ * @param string $query
+ * @return Zend_Dom_Query_Result
+ */
+ public function query($query)
+ {
+ $xpathQuery = Zend_Dom_Query_Css2Xpath::transform($query);
+ return $this->queryXpath($xpathQuery, $query);
+ }
+
+ /**
+ * Perform an XPath query
+ *
+ * @param string|array $xpathQuery
+ * @param string $query CSS selector query
+ * @return Zend_Dom_Query_Result
+ */
+ public function queryXpath($xpathQuery, $query = null)
+ {
+ if (null === ($document = $this->getDocument())) {
+ require_once 'Zend/Dom/Exception.php';
+ throw new Zend_Dom_Exception('Cannot query; no document registered');
+ }
+
+ $encoding = $this->getEncoding();
+ libxml_use_internal_errors(true);
+ if (null === $encoding) {
+ $domDoc = new DOMDocument('1.0');
+ } else {
+ $domDoc = new DOMDocument('1.0', $encoding);
+ }
+ $type = $this->getDocumentType();
+ switch ($type) {
+ case self::DOC_XML:
+ $success = $domDoc->loadXML($document);
+ break;
+ case self::DOC_HTML:
+ case self::DOC_XHTML:
+ default:
+ $success = $domDoc->loadHTML($document);
+ break;
+ }
+ $errors = libxml_get_errors();
+ if (!empty($errors)) {
+ $this->_documentErrors = $errors;
+ libxml_clear_errors();
+ }
+ libxml_use_internal_errors(false);
+
+ if (!$success) {
+ require_once 'Zend/Dom/Exception.php';
+ throw new Zend_Dom_Exception(sprintf('Error parsing document (type == %s)', $type));
+ }
+
+ $nodeList = $this->_getNodeList($domDoc, $xpathQuery);
+ return new Zend_Dom_Query_Result($query, $xpathQuery, $domDoc, $nodeList);
+ }
+
+ /**
+ * Register XPath namespaces
+ *
+ * @param array $xpathNamespaces
+ * @return void
+ */
+ public function registerXpathNamespaces($xpathNamespaces)
+ {
+ $this->_xpathNamespaces = $xpathNamespaces;
+ }
+
+ /**
+ * Prepare node list
+ *
+ * @param DOMDocument $document
+ * @param string|array $xpathQuery
+ * @return array
+ */
+ protected function _getNodeList($document, $xpathQuery)
+ {
+ $xpath = new DOMXPath($document);
+ foreach ($this->_xpathNamespaces as $prefix => $namespaceUri) {
+ $xpath->registerNamespace($prefix, $namespaceUri);
+ }
+ $xpathQuery = (string) $xpathQuery;
+ if (preg_match_all('|\[contains\((@[a-z0-9_-]+),\s?\' |i', $xpathQuery, $matches)) {
+ foreach ($matches[1] as $attribute) {
+ $queryString = '//*[' . $attribute . ']';
+ $attributeName = substr($attribute, 1);
+ $nodes = $xpath->query($queryString);
+ foreach ($nodes as $node) {
+ $attr = $node->attributes->getNamedItem($attributeName);
+ $attr->value = ' ' . $attr->value . ' ';
+ }
+ }
+ }
+ return $xpath->query($xpathQuery);
+ }
+}