1 files changed, 119 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/proxy/DefaultConnectionBuilder.java b/id.server/src/at/gv/egovernment/moa/id/proxy/DefaultConnectionBuilder.java
new file mode 100644
index 000000000..48e21f673
--- /dev/null
+++ b/id.server/src/at/gv/egovernment/moa/id/proxy/DefaultConnectionBuilder.java
@@ -0,0 +1,119 @@
+package at.gv.egovernment.moa.id.proxy;
+
+import java.io.IOException;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.Iterator;
+import java.util.Map;
+
+import javax.net.ssl.SSLSocketFactory;
+import javax.servlet.http.HttpServletRequest;
+
+import at.gv.egovernment.moa.id.config.ConfigurationException;
+import at.gv.egovernment.moa.id.config.proxy.ProxyConfigurationProvider;
+import at.gv.egovernment.moa.id.util.MOAIDMessageProvider;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.BoolUtils;
+
+import com.sun.net.ssl.HostnameVerifier;
+import com.sun.net.ssl.HttpsURLConnection;
+
+/**
+ * Defaultimplementierung von <code>ConnectionBuilder</code>.
+ * @author Paul Ivancsics
+ * @version $Id$
+ */
+public class DefaultConnectionBuilder implements ConnectionBuilder {
+  
+  /** a boolean to disable the HostnameVerification (default = false)*/
+  private static boolean disableHostnameVerification = false;
+
+  /**
+   * Constructor for DefaultConnectionBuilder.
+   * @throws ConfigurationException on any config error
+   */
+  public DefaultConnectionBuilder() throws ConfigurationException {
+    disableHostnameVerification = BoolUtils.valueOf(
+      ProxyConfigurationProvider.getInstance().getGenericConfigurationParameter(
+        "ProxyComponent.DisableHostnameVerification"));
+    if (disableHostnameVerification)
+      Logger.warn("ProxyComponent.DisableHostnameVerification: " + disableHostnameVerification);
+  }
+
+  /**
+   * @see at.gv.egovernment.moa.id.proxy.ConnectionBuilder#buildConnection
+   */
+  public HttpURLConnection buildConnection(
+    HttpServletRequest req,
+    String publicURLPrefix,
+    String realURLPrefix,
+    SSLSocketFactory sslSocketFactory,
+    Map parameters)
+    throws IOException {
+
+    String requestedURL = req.getRequestURL().toString();
+    // check whether requested URL starts with publicURLPrefix
+    if (! requestedURL.startsWith(publicURLPrefix))
+      throw new IOException(MOAIDMessageProvider.getInstance().getMessage(
+        "proxy.01", new Object[] {requestedURL, publicURLPrefix}));
+    // in case of GET request, append query string to requested URL;
+    // otherwise, HttpURLConnection would perform a POST request
+    if ("get".equalsIgnoreCase(req.getMethod()) && ! parameters.isEmpty()) {
+      requestedURL = appendQueryString(requestedURL, parameters);
+    }
+    // build real URL in online application
+    String realURLString = realURLPrefix + requestedURL.substring(publicURLPrefix.length());
+    URL url = new URL(realURLString);
+    Logger.debug("OA Request: " + req.getMethod() + " " + url.toString());
+
+    HttpURLConnection conn = (HttpURLConnection)url.openConnection();
+    conn.setRequestMethod(req.getMethod());
+    conn.setDoInput(true);
+    conn.setDoOutput(true);
+    //conn.setUseCaches(false);
+    conn.setAllowUserInteraction(true);
+    conn.setInstanceFollowRedirects(false);
+    if (conn instanceof HttpsURLConnection && sslSocketFactory != null) {
+      HttpsURLConnection httpsConn = (HttpsURLConnection) conn;
+      httpsConn.setSSLSocketFactory(sslSocketFactory);
+      if (disableHostnameVerification)
+        httpsConn.setHostnameVerifier(new HostnameNonVerifier());
+    }
+    return conn;
+  }
+  /**
+   * @param requestedURL
+   * @param parameters
+   * @return
+   */
+  private String appendQueryString(String requestedURL, Map parameters) {
+    String newURL = requestedURL;
+    for (Iterator iter = parameters.keySet().iterator(); iter.hasNext();) {
+      String paramName = (String)iter.next();
+      String paramValue = (String)parameters.get(paramName);
+      String paramString = paramName + "=" + paramValue;
+      if (newURL.indexOf("?") < 0)
+        newURL = newURL + "?" + paramString;
+      else
+        newURL = newURL + "&" + paramString;
+    }
+    return newURL;
+  }
+  
+  /**
+     * @author Stefan Knirsch
+     * @version $Id$
+     * A private class to change the standard HostName verifier to disable the
+     * Hostname Verification Check
+     */
+  private class HostnameNonVerifier implements HostnameVerifier {
+    
+    /**
+     * @see com.sun.net.ssl.HostnameVerifier#verify(String, String)
+     */
+    public boolean verify(String arg0, String arg1) {
+      return true;
+    }
+  }
+
+}