generate CSS und JS for GUI dynamically.

Now all html templates must not include it's on CSS and JS as inline code

5 files changed, 295 insertions, 4 deletions

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/GUILayoutBuilder.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/GUILayoutBuilder.java
new file mode 100644
index 000000000..b95cbbc16
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/GUILayoutBuilder.java
@@ -0,0 +1,157 @@
+/*
+ * 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.auth.builder;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.StringWriter;
+import java.net.URI;
+
+import org.apache.commons.io.IOUtils;
+
+import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProviderFactory;
+import at.gv.egovernment.moa.id.config.auth.IOAAuthParameters;
+import at.gv.egovernment.moa.id.moduls.IRequest;
+import at.gv.egovernment.moa.id.util.FormBuildUtils;
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * @author tlenz
+ *
+ */
+public class GUILayoutBuilder {
+	private static final String CSS_LAYOUTTEMPLATE = "css_template.css";
+	private static final String JS_LAYOUTTEMPLATE = "javascript_tempalte.js";	
+	private static final String HTMLTEMPLATESDIR = "htmlTemplates/";
+
+	private static String CONTEXTPATH = "#CONTEXTPATH#";
+	private static String MOASESSIONID = "#SESSIONID#";
+	private static String AUTH_URL = "#AUTH_URL#";
+	private static String BKU_ONLINE = "#ONLINE#";
+	private static String BKU_HANDY =  "#HANDY#"; 
+	private static String BKU_LOCAL =  "#LOCAL#"; 
+	
+	
+	public static String buildCSS(IRequest pendingReq, String authURL) {
+		return buildForm(pendingReq, authURL, CSS_LAYOUTTEMPLATE);
+		
+	}
+	
+	public static String buildJS(IRequest pendingReq, String authURL) {
+		return buildForm(pendingReq, authURL, JS_LAYOUTTEMPLATE);
+		
+	}
+	
+	
+	
+	private static String getTemplate(String templateName) {		
+		String pathLocation;
+		InputStream input = null;
+		try {
+			String rootconfigdir = AuthConfigurationProviderFactory.getInstance().getRootConfigFileDir();	
+			pathLocation = rootconfigdir + HTMLTEMPLATESDIR + templateName;
+		
+			try {
+				File file = new File(new URI(pathLocation));
+				input = new  FileInputStream(file);
+			
+			} catch (FileNotFoundException e)  {				
+				Logger.warn("No LoginFormTempaltes found. Use Generic Templates from package.");			
+				pathLocation = "resources/templates/" + templateName;			
+				input = Thread.currentThread()
+						.getContextClassLoader()
+						.getResourceAsStream(pathLocation);
+			
+			}
+			
+			return getTemplate(input);
+			
+		} catch (Exception e) {			
+			return null;
+			
+		} finally {
+			try {
+				if (input != null)
+					input.close();
+				
+			} catch (IOException e) {
+				Logger.warn("SendAssertionTemplate inputstream can not be closed.", e);
+				
+			}
+		}		
+	}
+	
+	private static String getTemplate(InputStream input) {
+			String template = null;			
+		try {				
+
+			StringWriter writer = new StringWriter();
+			IOUtils.copy(input, writer);
+			template = writer.toString();
+							
+		} catch (Exception e) {
+			Logger.error("Failed to read template", e);
+			
+		}			
+		return template;
+	}
+	
+	private static String buildForm(IRequest pendingReq, String authURL, String templateName) {
+		//load default GUI-Layout template template
+		String value = getTemplate(templateName);
+
+		if (pendingReq != null) {
+			IOAAuthParameters oaParam = pendingReq.getOnlineApplicationConfiguration();
+				
+			if(value != null) {
+				//only for BKU-Selection step and JavaScript generation
+				value = value.replace(AUTH_URL, LoginFormBuilder.SERVLET);
+				
+				value = value.replace(CONTEXTPATH, pendingReq.getAuthURL());
+				value = value.replace(MOASESSIONID, pendingReq.getRequestID());
+								
+				value = value.replace(BKU_ONLINE, IOAAuthParameters.ONLINEBKU);
+				value = value.replace(BKU_HANDY, IOAAuthParameters.HANDYBKU);
+				value = value.replace(BKU_LOCAL, IOAAuthParameters.LOCALBKU);
+				
+				
+				value = FormBuildUtils.customiceLayoutBKUSelection(value, 
+						oaParam.isShowMandateCheckBox(),
+						oaParam.isOnlyMandateAllowed(),
+						oaParam.getFormCustomizaten(),
+						oaParam.isShowStorkLogin());			
+			}
+						
+		} else {
+			value = FormBuildUtils.defaultLayoutBKUSelection(value);
+			value = value.replace(CONTEXTPATH, authURL);
+								
+		}
+		
+		return value;		
+	}
+	
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/LoginFormBuilder.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/LoginFormBuilder.java
index 4bcda3517..e1aa41ce2 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/LoginFormBuilder.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/LoginFormBuilder.java
@@ -47,8 +47,6 @@ public class LoginFormBuilder {
 	private static final String HTMLTEMPLATEFULL = "loginFormFull.html";
 		
 	private static String AUTH_URL = "#AUTH_URL#";
-	private static String MODUL = "#MODUL#";
-	private static String ACTION = "#ACTION#";
 	private static String OANAME = "#OAName#";
 	private static String BKU_ONLINE = "#ONLINE#";
 	private static String BKU_HANDY =  "#HANDY#"; 
@@ -57,7 +55,7 @@ public class LoginFormBuilder {
 	private static String MOASESSIONID = "#SESSIONID#";
 	private static String PEPSLIST = "#PEPSLIST#";
 		
-	private static String SERVLET = CONTEXTPATH+"/GenerateIframeTemplate";
+	public static String SERVLET = CONTEXTPATH+"/GenerateIframeTemplate";
 	
 	private static String getTemplate() {
 		String pathLocation ="";
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GUILayoutBuilderServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GUILayoutBuilderServlet.java
new file mode 100644
index 000000000..1d9a57b48
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GUILayoutBuilderServlet.java
@@ -0,0 +1,126 @@
+/*
+ * 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.auth.servlet;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.lang.StringEscapeUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;
+import at.gv.egovernment.moa.id.auth.builder.GUILayoutBuilder;
+import at.gv.egovernment.moa.id.config.auth.AuthConfiguration;
+import at.gv.egovernment.moa.id.moduls.IRequest;
+import at.gv.egovernment.moa.id.moduls.IRequestStorage;
+import at.gv.egovernment.moa.id.util.HTTPUtils;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.MiscUtil;
+
+/**
+ * @author tlenz
+ *
+ */
+@Controller
+public class GUILayoutBuilderServlet extends AbstractController {
+
+	public static final String ENDPOINT_CSS = "/css/buildCSS";
+	public static final String ENDPOINT_JS = "/js/buildJS";
+	
+	@Autowired AuthConfiguration authConfig;
+	@Autowired IRequestStorage requestStoreage;
+	
+	public GUILayoutBuilderServlet() {
+		super();
+		Logger.debug("Registering servlet " + getClass().getName() 
+				+ " with mappings '" + ENDPOINT_CSS 
+				+ "' and '" + ENDPOINT_JS + "'.");
+		
+	}
+	
+	@RequestMapping(value = "/css/buildCSS", method = {RequestMethod.GET})
+	public void buildCSS(HttpServletRequest req, HttpServletResponse resp) throws IOException {		
+		IRequest pendingReq = extractPendingRequest(req);
+
+		//build Service-Provider specific CSS
+		String css = GUILayoutBuilder.buildCSS(pendingReq, HTTPUtils.extractAuthURLFromRequest(req));
+
+		resp.setContentType("text/css;charset=UTF-8");
+		writeResponse(resp, css, "CSS");
+							
+	}
+	
+	@RequestMapping(value = "/js/buildJS", method = {RequestMethod.GET})
+	public void buildJavaScript(HttpServletRequest req, HttpServletResponse resp) throws IOException {
+		IRequest pendingReq = extractPendingRequest(req);
+		
+		//build Service-Provider specific CSS
+		String js = GUILayoutBuilder.buildJS(pendingReq, HTTPUtils.extractAuthURLFromRequest(req));
+			
+		resp.setContentType("text/javascript;charset=UTF-8");			
+		writeResponse(resp, js, "JavaScript");
+					
+	}
+	
+	private void writeResponse(HttpServletResponse resp, String value, String ressourceID) throws IOException {
+		if (MiscUtil.isNotEmpty(value)) {
+			PrintWriter out = new PrintWriter(resp.getOutputStream()); 
+			out.print(value);
+			out.flush();
+			
+		} else {
+			Logger.warn("GUI ressource: " + ressourceID + " generation FAILED.");
+			resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Created resource failed");
+			
+		}
+		
+	}
+	
+	private IRequest extractPendingRequest(HttpServletRequest req) {
+		try {
+			String authURL = HTTPUtils.extractAuthURLFromRequest(req);		
+			String pendingReqID = StringEscapeUtils.escapeHtml(
+					req.getParameter(MOAIDAuthConstants.PARAM_TARGET_PENDINGREQUESTID));
+		
+			if (MiscUtil.isNotEmpty(pendingReqID) && authConfig.getPublicURLPrefix().contains(authURL)) {		
+				IRequest pendingReq = requestStorage.getPendingRequest(pendingReqID);
+				if (pendingReq != null)
+					return pendingReq;
+			
+			}
+			
+			Logger.info("Prohibit GUI-Layout builder-request. No pending-request or wrong auth-URL.");
+			
+		} catch (Exception e) {
+			Logger.warn("GUI-Layout builder-servlet has an error during request-preprocessing.", e);
+		}	
+		
+		return null;
+	}
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GeneralProcessEngineSignalController.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GeneralProcessEngineSignalController.java
index 6bccd5b88..26a0488ca 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GeneralProcessEngineSignalController.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GeneralProcessEngineSignalController.java
@@ -39,6 +39,8 @@ import org.springframework.web.bind.annotation.RequestMethod;
 public class GeneralProcessEngineSignalController extends AbstractProcessEngineSignalController {
 
 	
+	
+	
 	@RequestMapping(value = {"/GenerateIframeTemplate", 
 							 "/SSOSendAssertionServlet",
 							 "/signalProcess"
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/FormBuildUtils.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/FormBuildUtils.java
index d3ac574f8..9a1237b80 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/FormBuildUtils.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/FormBuildUtils.java
@@ -26,7 +26,6 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
-import at.gv.egovernment.moa.id.config.auth.OAAuthParameter;
 import at.gv.egovernment.moa.util.MiscUtil;
 
 public class FormBuildUtils {
@@ -123,6 +122,15 @@ public class FormBuildUtils {
 	public static Map<String, String> getDefaultMap() {
 		return defaultmap;
 	}
+
+	/**
+	 * @param value
+	 * @return
+	 */
+	public static String defaultLayoutBKUSelection(String value) {
+		return customiceLayoutBKUSelection(value, false, false, getDefaultMap(), false);
+		
+	}
 	
 	
 }