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