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.GetterUtil;
020 import com.liferay.portal.kernel.util.StringPool;
021 import com.liferay.portal.kernel.webdav.WebDAVException;
022 import com.liferay.portal.kernel.webdav.WebDAVRequest;
023 import com.liferay.portal.kernel.webdav.WebDAVStorage;
024 import com.liferay.portal.kernel.webdav.WebDAVUtil;
025
026 import javax.servlet.http.HttpServletRequest;
027 import javax.servlet.http.HttpServletResponse;
028
029
032 public class UnlockMethodImpl implements Method {
033
034 @Override
035 public int process(WebDAVRequest webDAVRequest) throws WebDAVException {
036 WebDAVStorage storage = webDAVRequest.getWebDAVStorage();
037
038 String token = getToken(webDAVRequest.getHttpServletRequest());
039
040 if (!storage.isSupportsClassTwo()) {
041 return HttpServletResponse.SC_METHOD_NOT_ALLOWED;
042 }
043
044 if (storage.unlockResource(webDAVRequest, token)) {
045 return HttpServletResponse.SC_NO_CONTENT;
046 }
047 else {
048 return HttpServletResponse.SC_PRECONDITION_FAILED;
049 }
050 }
051
052 protected String getToken(HttpServletRequest request) {
053 String token = StringPool.BLANK;
054
055 String value = GetterUtil.getString(request.getHeader("Lock-Token"));
056
057 if (_log.isDebugEnabled()) {
058 _log.debug("\"Lock-Token\" header is " + value);
059 }
060
061 if (value.startsWith("<") && value.endsWith(">")) {
062 value = value.substring(1, value.length() - 1);
063 }
064
065 int index = value.indexOf(WebDAVUtil.TOKEN_PREFIX);
066
067 if (index >= 0) {
068 index += WebDAVUtil.TOKEN_PREFIX.length();
069
070 if (index < value.length()) {
071 token = GetterUtil.getString(value.substring(index));
072 }
073 }
074
075 return token;
076 }
077
078 private static Log _log = LogFactoryUtil.getLog(UnlockMethodImpl.class);
079
080 }