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 import com.liferay.portal.kernel.webdav.methods.Method;
026
027 import javax.servlet.http.HttpServletRequest;
028 import javax.servlet.http.HttpServletResponse;
029
030
033 public class UnlockMethodImpl implements Method {
034
035 @Override
036 public int process(WebDAVRequest webDAVRequest) throws WebDAVException {
037 WebDAVStorage storage = webDAVRequest.getWebDAVStorage();
038
039 String token = getToken(webDAVRequest.getHttpServletRequest());
040
041 if (!storage.isSupportsClassTwo()) {
042 return HttpServletResponse.SC_METHOD_NOT_ALLOWED;
043 }
044
045 if (storage.unlockResource(webDAVRequest, token)) {
046 return HttpServletResponse.SC_NO_CONTENT;
047 }
048 else {
049 return HttpServletResponse.SC_PRECONDITION_FAILED;
050 }
051 }
052
053 protected String getToken(HttpServletRequest request) {
054 String token = StringPool.BLANK;
055
056 String value = GetterUtil.getString(request.getHeader("Lock-Token"));
057
058 if (_log.isDebugEnabled()) {
059 _log.debug("\"Lock-Token\" header is " + value);
060 }
061
062 if (value.startsWith("<") && value.endsWith(">")) {
063 value = value.substring(1, value.length() - 1);
064 }
065
066 int index = value.indexOf(WebDAVUtil.TOKEN_PREFIX);
067
068 if (index >= 0) {
069 index += WebDAVUtil.TOKEN_PREFIX.length();
070
071 if (index < value.length()) {
072 token = GetterUtil.getString(value.substring(index));
073 }
074 }
075
076 return token;
077 }
078
079 private static Log _log = LogFactoryUtil.getLog(UnlockMethodImpl.class);
080
081 }