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 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
047 try {
048 Set<QName> props = getProps(webDavRequest);
049
050 return writeResponseXML(webDavRequest, props);
051 }
052 catch (InvalidRequestException ire) {
053 return HttpServletResponse.SC_BAD_REQUEST;
054 }
055 catch (Exception e) {
056 throw new WebDAVException(e);
057 }
058 }
059
060 protected Set<QName> getProps(WebDAVRequest webDavRequest)
061 throws InvalidRequestException {
062
063 try {
064 Set<QName> props = new HashSet<QName>();
065
066 HttpServletRequest request = webDavRequest.getHttpServletRequest();
067
068 String xml = new String(
069 FileUtil.getBytes(request.getInputStream()));
070
071 if (Validator.isNull(xml)) {
072
073
074
075
076 return generateProps(props);
077 }
078
079 if (_log.isDebugEnabled()) {
080 _log.debug(
081 "Request XML: \n" +
082 XMLFormatter.toString(xml, StringPool.FOUR_SPACES));
083 }
084
085 Document doc = SAXReaderUtil.read(xml);
086
087 Element root = doc.getRootElement();
088
089 if (root.element(ALLPROP.getName()) != null) {
090
091
092
093 return generateProps(props);
094 }
095
096 Element prop = root.element("prop");
097
098 Iterator<Element> itr = prop.elements().iterator();
099
100 while (itr.hasNext()) {
101 Element el = itr.next();
102
103 String prefix = el.getNamespacePrefix();
104 String uri = el.getNamespaceURI();
105
106 Namespace namespace = WebDAVUtil.createNamespace(prefix, uri);
107
108 props.add(SAXReaderUtil.createQName(el.getName(), namespace));
109 }
110
111 return props;
112 }
113 catch (Exception e) {
114 throw new InvalidRequestException(e);
115 }
116 }
117
118 protected Set<QName> generateProps(Set<QName> props) {
119 props.add(DISPLAYNAME);
120 props.add(RESOURCETYPE);
121 props.add(GETCONTENTTYPE);
122 props.add(GETCONTENTLENGTH);
123 props.add(GETLASTMODIFIED);
124 props.add(LOCKDISCOVERY);
125
126
127
128
129
130
131
132 return props;
133 }
134
135 private static Log _log = LogFactoryUtil.getLog(PropfindMethodImpl.class);
136
137 }