1 files changed, 110 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/auth/parser/InfoboxReadResponseParser.java b/id.server/src/at/gv/egovernment/moa/id/auth/parser/InfoboxReadResponseParser.java
new file mode 100644
index 000000000..c1146218e
--- /dev/null
+++ b/id.server/src/at/gv/egovernment/moa/id/auth/parser/InfoboxReadResponseParser.java
@@ -0,0 +1,110 @@
+package at.gv.egovernment.moa.id.auth.parser;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+
+import org.w3c.dom.Element;
+
+import at.gv.egovernment.moa.id.AuthenticationException;
+import at.gv.egovernment.moa.id.ParseException;
+import at.gv.egovernment.moa.id.auth.data.IdentityLink;
+import at.gv.egovernment.moa.util.Constants;
+import at.gv.egovernment.moa.util.DOMUtils;
+import at.gv.egovernment.moa.util.XPathUtils;
+
+/**
+ * Parses an <code>&lt;InfoboxReadResponse&gt;</code>.
+ * 
+ * @author Stefan Knirsch
+ * @version $Id$
+ */
+
+public class InfoboxReadResponseParser {
+  //
+  // XPath namespace prefix shortcuts
+  //
+  /** Xpath prefix for reaching SecurityLayer 1.0 Namespaces */
+  private static final String SL10 = Constants.SL10_PREFIX + ":";
+  /** Xpath prefix for reaching SAML Namespaces */
+  private static final String SAML = Constants.SAML_PREFIX + ":";
+  /** Xpath expression to the root element */  
+  private static final String ROOT = "/" + SL10 + "InfoboxReadResponse/";
+  /** Xpath expression to the SAML:Assertion element */  
+  private static final String SAML_ASSERTION_XPATH = ROOT + SL10 + "BinaryFileData/" + SL10 + "XMLContent/" + SAML + "Assertion";
+
+  /** This is the root element of the XML-Document provided by the Security Layer Card*/
+  private Element infoBoxElem;
+
+  /**
+   * Constructor for InfoboxReadResponseParser.
+   * A DOM-representation of the incoming String will be created
+   * @param xmlResponse <code>&lt;InfoboxReadResponse&gt;</code> as String
+   * @throws ParseException on any parsing error
+   */
+  public InfoboxReadResponseParser(String xmlResponse) throws ParseException, AuthenticationException {
+
+    ErrorResponseParser erp = new ErrorResponseParser(xmlResponse);
+    if (erp.getErrorCode() != null) {
+      throw new AuthenticationException("auth.08", new Object[] { erp.getErrorCode(), erp.getErrorInfo()});
+    }
+
+    try {
+
+      InputStream s = new ByteArrayInputStream(xmlResponse.getBytes("UTF-8"));
+      infoBoxElem = DOMUtils.parseXmlValidating(s);
+    }
+    catch (Throwable t) {
+      throw new ParseException("parser.01", new Object[] { t.toString()}, t);
+    }
+  }
+
+  /**
+   * Constructor for InfoboxReadResponseParser.
+   * A DOM-representation of the incoming Inputstream will be created
+   * @param xmlResponse <code>&lt;InfoboxReadResponse&gt;</code> as InputStream
+   * @throws ParseException on any parsing error
+   */
+  public InfoboxReadResponseParser(InputStream is) throws ParseException, AuthenticationException {
+
+    ErrorResponseParser erp = new ErrorResponseParser(is);
+    if (erp.getErrorCode() != null) {
+      throw new AuthenticationException("auth.08", new Object[] { erp.getErrorCode(), erp.getErrorInfo()});
+    }
+
+    try {
+
+      infoBoxElem = DOMUtils.parseXmlValidating(is);
+    }
+    catch (Throwable t) {
+      throw new ParseException("parser.01", new Object[] { t.toString()}, t);
+    }
+  }
+
+  /**
+   * Parses the embedded <code>&lt;saml:Assertion&gt;</code> element from <code>&lt;InfoboxReadResponse&gt;</code>
+   * @return <code>&lt;saml:Assertion&gt;</code> as String
+   * @throws ParseException on any parsing error
+   */
+  public String parseSAMLAssertion() throws ParseException {
+    try {
+      Element samlAssertion = (Element) XPathUtils.selectSingleNode(infoBoxElem, SAML_ASSERTION_XPATH);
+      return DOMUtils.serializeNode(samlAssertion);
+    }
+    catch (Throwable t) {
+      throw new ParseException("parser.01", new Object[] { t.toString()}, t);
+    }
+  }
+
+  /**
+   * Parses the identity link from the <code>&lt;saml:Assertion&gt;</code>
+   * @return Identity link
+   * @throws ParseException on any parsing error
+   */
+
+  public IdentityLink parseIdentityLink() throws ParseException {
+    String samlAssertionString = parseSAMLAssertion();
+    IdentityLinkAssertionParser ilParser = new IdentityLinkAssertionParser(samlAssertionString);
+    return ilParser.parseIdentityLink();
+  }
+
+}