diff options
Diffstat (limited to 'id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20BaseRequest.java')
-rw-r--r-- | id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20BaseRequest.java | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20BaseRequest.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20BaseRequest.java new file mode 100644 index 000000000..d0b43d25a --- /dev/null +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20BaseRequest.java @@ -0,0 +1,143 @@ +/******************************************************************************* + * Copyright 2014 Federal Chancellery Austria + * MOA-ID has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + *******************************************************************************/ +package at.gv.egovernment.moa.id.protocols.oauth20.protocol; + +import java.util.HashSet; +import java.util.Iterator; +import java.util.Set; + +import javax.servlet.http.HttpServletRequest; + +import org.apache.commons.lang.StringEscapeUtils; +import org.apache.commons.lang.StringUtils; + +import at.gv.egovernment.moa.id.commons.db.dao.config.OAOAUTH20; +import at.gv.egovernment.moa.id.config.ConfigurationException; +import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider; +import at.gv.egovernment.moa.id.config.auth.OAAuthParameter; +import at.gv.egovernment.moa.id.moduls.RequestImpl; +import at.gv.egovernment.moa.id.protocols.oauth20.OAuth20Constants; +import at.gv.egovernment.moa.id.protocols.oauth20.exceptions.OAuth20Exception; +import at.gv.egovernment.moa.id.protocols.oauth20.exceptions.OAuth20InvalidRequestException; +import at.gv.egovernment.moa.id.protocols.oauth20.exceptions.OAuth20ServerErrorException; +import at.gv.egovernment.moa.id.protocols.oauth20.exceptions.OAuth20WrongParameterException; +import at.gv.egovernment.moa.id.util.ParamValidatorUtils; +import at.gv.egovernment.moa.logging.Logger; + +abstract class OAuth20BaseRequest extends RequestImpl { + + private static final long serialVersionUID = 1L; + + protected Set<String> allowedParameters = new HashSet<String>(); + + protected OAuth20BaseRequest() { + + } + + protected String getParam(final HttpServletRequest request, final String name, final boolean isNeeded) throws OAuth20Exception { + String param = request.getParameter(name); + Logger.debug("Reading param " + name + " from HttpServletRequest with value " + param); + + if (isNeeded && StringUtils.isEmpty(param)) { + throw new OAuth20WrongParameterException(name); + } + + this.allowedParameters.add(name); + + return param; + } + + protected void populateParameters(final HttpServletRequest request) throws OAuth20Exception { + + // moa id - load oa with client id! + try { + String oaURL = StringEscapeUtils.escapeHtml(this.getParam(request, OAuth20Constants.PARAM_CLIENT_ID, true)); + if (!ParamValidatorUtils.isValidOA(oaURL)) { + throw new OAuth20WrongParameterException(OAuth20Constants.PARAM_CLIENT_ID); + } + this.setOAURL(oaURL); + OAAuthParameter oaParam = AuthConfigurationProvider.getInstance().getOnlineApplicationParameter(oaURL); + + if (oaParam == null) { + throw new OAuth20WrongParameterException(OAuth20Constants.PARAM_CLIENT_ID); + } + this.setTarget(oaParam.getTarget()); + + OAOAUTH20 config = oaParam.getoAuth20Config(); + if (config == null) { + throw new OAuth20InvalidRequestException(); + } + if (StringUtils.isEmpty(config.getOAuthClientSecret()) || StringUtils.isEmpty(config.getOAuthClientId()) + || StringUtils.isEmpty(config.getOAuthRedirectUri())) { + throw new OAuth20ServerErrorException(); + } + } + catch (ConfigurationException e) { + throw new OAuth20WrongParameterException(OAuth20Constants.PARAM_CLIENT_ID); + } + + // oAuth + this.populateSpecialParameters(request); + + // cleanup parameters + this.checkAllowedParameters(request); + } + + private void checkAllowedParameters(final HttpServletRequest request) { + Logger.debug("Going to check for allowed parameters"); + this.allowedParameters.add(OAuth20Constants.PARAM_MOA_ACTION); + this.allowedParameters.add(OAuth20Constants.PARAM_MOA_MOD); + + @SuppressWarnings("rawtypes") + Iterator iter = request.getParameterMap().keySet().iterator(); + while (iter.hasNext()) { + String name = (String) iter.next(); + if (!this.allowedParameters.contains(name)) { + + Logger.debug("Found wrong parameter: " + name); + throw new OAuth20WrongParameterException(name); + } + } + + } + + protected abstract void populateSpecialParameters(final HttpServletRequest request) throws OAuth20Exception; + + public static OAuth20BaseRequest newInstance(final String action, final HttpServletRequest request) throws OAuth20Exception { + OAuth20BaseRequest res; + + if (action.equals(OAuth20Protocol.AUTH_ACTION)) { + res = new OAuth20AuthRequest(); + } else if (action.equals(OAuth20Protocol.TOKEN_ACTION)) { + res = new OAuth20TokenRequest(); + } else { + throw new OAuth20InvalidRequestException(); + } + + res.setAction(action); + res.setModule(OAuth20Protocol.NAME); + + res.populateParameters(request); + return res; + } +} |