001
014
015 package com.liferay.portal.webdav.methods;
016
017 import com.liferay.portal.kernel.log.Log;
018 import com.liferay.portal.kernel.log.LogFactoryUtil;
019 import com.liferay.portal.kernel.util.FileUtil;
020 import com.liferay.portal.kernel.util.StringPool;
021 import com.liferay.portal.kernel.util.Validator;
022 import com.liferay.portal.kernel.webdav.WebDAVException;
023 import com.liferay.portal.kernel.webdav.WebDAVRequest;
024 import com.liferay.portal.kernel.webdav.WebDAVUtil;
025 import com.liferay.portal.kernel.xml.Document;
026 import com.liferay.portal.kernel.xml.Element;
027 import com.liferay.portal.kernel.xml.Namespace;
028 import com.liferay.portal.kernel.xml.QName;
029 import com.liferay.portal.kernel.xml.SAXReaderUtil;
030 import com.liferay.portal.webdav.InvalidRequestException;
031 import com.liferay.util.xml.XMLFormatter;
032
033 import java.util.HashSet;
034 import java.util.Iterator;
035 import java.util.Set;
036
037 import javax.servlet.http.HttpServletRequest;
038 import javax.servlet.http.HttpServletResponse;
039
040
044 public class PropfindMethodImpl extends BasePropMethodImpl implements Method {
045
046 @Override
047 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
048 try {
049 Set<QName> props = getProps(webDavRequest);
050
051 return writeResponseXML(webDavRequest, props);
052 }
053 catch (InvalidRequestException ire) {
054 return HttpServletResponse.SC_BAD_REQUEST;
055 }
056 catch (Exception e) {
057 throw new WebDAVException(e);
058 }
059 }
060
061 protected Set<QName> generateProps(Set<QName> props) {
062 props.add(DISPLAYNAME);
063 props.add(RESOURCETYPE);
064 props.add(GETCONTENTTYPE);
065 props.add(GETCONTENTLENGTH);
066 props.add(GETLASTMODIFIED);
067 props.add(LOCKDISCOVERY);
068
069
070
071
072
073
074
075 return props;
076 }
077
078 protected Set<QName> getProps(WebDAVRequest webDavRequest)
079 throws InvalidRequestException {
080
081 try {
082 Set<QName> props = new HashSet<QName>();
083
084 HttpServletRequest request = webDavRequest.getHttpServletRequest();
085
086 String xml = new String(
087 FileUtil.getBytes(request.getInputStream()));
088
089 if (Validator.isNull(xml)) {
090
091
092
093
094 return generateProps(props);
095 }
096
097 if (_log.isDebugEnabled()) {
098 _log.debug(
099 "Request XML: \n" +
100 XMLFormatter.toString(xml, StringPool.FOUR_SPACES));
101 }
102
103 Document doc = SAXReaderUtil.read(xml);
104
105 Element root = doc.getRootElement();
106
107 if (root.element(ALLPROP.getName()) != null) {
108
109
110
111 return generateProps(props);
112 }
113
114 Element prop = root.element("prop");
115
116 Iterator<Element> itr = prop.elements().iterator();
117
118 while (itr.hasNext()) {
119 Element el = itr.next();
120
121 String prefix = el.getNamespacePrefix();
122 String uri = el.getNamespaceURI();
123
124 Namespace namespace = WebDAVUtil.createNamespace(prefix, uri);
125
126 props.add(SAXReaderUtil.createQName(el.getName(), namespace));
127 }
128
129 return props;
130 }
131 catch (Exception e) {
132 throw new InvalidRequestException(e);
133 }
134 }
135
136 private static Log _log = LogFactoryUtil.getLog(PropfindMethodImpl.class);
137
138 }