diff options
Diffstat (limited to 'spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind')
10 files changed, 2148 insertions, 0 deletions
diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/CreateXMLSignatureRequestParser.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/CreateXMLSignatureRequestParser.java new file mode 100644 index 000000000..319d3ac9d --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/CreateXMLSignatureRequestParser.java @@ -0,0 +1,288 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.util.ArrayList; +import java.util.List; + +import org.w3c.dom.Element; +import org.w3c.dom.traversal.NodeIterator; + +import at.gv.egovernment.moa.util.BoolUtils; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.api.SPSSFactory; +import at.gv.egovernment.moa.spss.api.common.Content; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateSignatureEnvironmentProfile; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateSignatureInfo; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateTransformsInfoProfile; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateXMLSignatureRequest; +import at.gv.egovernment.moa.spss.api.xmlsign.DataObjectInfo; +import at.gv.egovernment.moa.spss.api.xmlsign.SingleSignatureInfo; + +/** + * A parser to parse <code>CreateXMLSignatureRequest</code> DOM trees into + * <code>CreateXMLSignatureRequest</code> API objects. + * + * @author Patrick Peck + * @version $Id$ + */ +public class CreateXMLSignatureRequestParser { + + // + // XPath expresssions to select elements in the CreateXMLSignatureRequest + // + private static final String MOA = Constants.MOA_PREFIX + ":"; + private static final String KEY_IDENTIFIER_XPATH = + "/" + MOA + "CreateXMLSignatureRequest/" + MOA + "KeyIdentifier"; + private static final String SINGLE_SIGNATURE_INFO_XPATH = + "/" + MOA + "CreateXMLSignatureRequest/" + MOA + "SingleSignatureInfo"; + private static final String DATA_OBJECT_INFO_XPATH = MOA + "DataObjectInfo"; + private static final String DATA_OBJECT_XPATH = MOA + "DataObject"; + private static final String CREATE_SIGNATURE_INFO_XPATH = + MOA + "CreateSignatureInfo"; + private static final String CREATE_TRANSFORMS_INFO_PROFILE_XPATH = + (MOA + "CreateTransformsInfoProfile | ") + + (MOA + "CreateTransformsInfoProfileID"); + private static final String CREATE_SIGNATURE_ENVIRONMENT_XPATH = + MOA + "CreateSignatureEnvironment"; + private static final String CREATE_SIGNATURE_ENVIRONMENT_PROFILE_XPATH = + (MOA + "CreateSignatureEnvironmentProfile | ") + + (MOA + "CreateSignatureEnvironmentProfileID"); + private static final String SL_CONFORM_ATTR_NAME = "SecurityLayerConformity"; + + /** The factory to create API objects. */ + private SPSSFactory factory; + + /** + * Create a new <code>CreateXMLSignatureRequestParser</code>. + */ + public CreateXMLSignatureRequestParser() { + this.factory = SPSSFactory.getInstance(); + } + + /** + * Parse a <code>CreateXMLSignatureRequest</code> DOM element, as defined + * by the MOA schema. + * + * @param requestElem The <code>CreateXMLSignatureRequest</code> to parse. The + * request must have been successfully parsed against the schema for this + * method to succeed. + * @return A <code>CreateXMLSignatureRequest</code> API object containing + * the data from the DOM element. + * @throws MOAApplicationException An error occurred parsing the request. + */ + public CreateXMLSignatureRequest parse(Element requestElem) + throws MOAApplicationException { + + List singleSignatureInfos = parseSingleSignatureInfos(requestElem); + String keyIdentifier = + XPathUtils.getElementValue(requestElem, KEY_IDENTIFIER_XPATH, null); + + return factory.createCreateXMLSignatureRequest( + keyIdentifier, + singleSignatureInfos); + } + + /** + * Parse all <code>SingleSignatureInfo</code> elements of the + * <code>CreateXMLSignatureRequest</code>. + * + * @param requestElem The <code>CreateXMLSignatureRequest</code> to parse. + * @return A <code>List</code> of <code>SingleSignatureInfo</code> API + * objects. + * @throws MOAApplicationException An error occurred parsing on of the + * <code>SingleSignatureInfo</code> elements. + */ + private List parseSingleSignatureInfos(Element requestElem) + throws MOAApplicationException { + + List singleSignatureInfos = new ArrayList(); + NodeIterator sigInfoElems = + XPathUtils.selectNodeIterator(requestElem, SINGLE_SIGNATURE_INFO_XPATH); + Element sigInfoElem; + + while ((sigInfoElem = (Element) sigInfoElems.nextNode()) != null) { + singleSignatureInfos.add(parseSingleSignatureInfo(sigInfoElem)); + } + + return singleSignatureInfos; + } + + /** + * Parse a <code>SingleSignatureInfo</code> DOM element. + * + * @param sigInfoElem The <code>SingleSignatureInfo</code> DOM element to + * parse. + * @return A <code>SingleSignatureInfo</code> API object containing the + * information of <code>sigInfoElem</code>. + * @throws MOAApplicationException An error occurred parsing the + * <code>SingleSignatureInfo</code>. + */ + private SingleSignatureInfo parseSingleSignatureInfo(Element sigInfoElem) + throws MOAApplicationException { + + List dataObjectInfos = parseDataObjectInfos(sigInfoElem); + CreateSignatureInfo createSignatureInfo = + parseCreateSignatureInfo(sigInfoElem); + boolean securityLayerConform; + + if (sigInfoElem.hasAttribute(SL_CONFORM_ATTR_NAME)) { + securityLayerConform = + BoolUtils.valueOf(sigInfoElem.getAttribute(SL_CONFORM_ATTR_NAME)); + } else { + securityLayerConform = true; + } + + return factory.createSingleSignatureInfo( + dataObjectInfos, + createSignatureInfo, + securityLayerConform); + } + + /** + * Parse the <code>DataObjectInfo</code> DOM elements contained in the given + * <code>SingleSignatureInfo</code> DOM element. + * + * @param sigInfoElem The <code>SingleSignatureInfo</code> DOM element + * whose <code>DataObjectInfo</code>s to parse. + * @return A <code>List</code> of <code>DataObjectInfo</code> API objects + * containing the data from the <code>DataObjectInfo</code> DOM elements. + * @throws MOAApplicationException An error occurred parsing one of the + * <code>DataObjectInfo</code>s. + */ + private List parseDataObjectInfos(Element sigInfoElem) + throws MOAApplicationException { + + List dataObjectInfos = new ArrayList(); + NodeIterator dataObjInfoElems = + XPathUtils.selectNodeIterator(sigInfoElem, DATA_OBJECT_INFO_XPATH); + Element dataObjInfoElem; + + while ((dataObjInfoElem = (Element) dataObjInfoElems.nextNode()) != null) { + dataObjectInfos.add(parseDataObjectInfo(dataObjInfoElem)); + } + return dataObjectInfos; + } + + /** + * Parse a <code>DataObjectInfo</code> DOM element. + * + * @param dataObjInfoElem The <code>DataObjectInfo</code> DOM element to + * parse. + * @return A <code>DataObjectInfo</code> API element containing the data + * from <code>dataObjInfoElem</code>. + * @throws MOAApplicationException An error occurred parsing the + * <code>DataObjectInfo</code>. + */ + private DataObjectInfo parseDataObjectInfo(Element dataObjInfoElem) + throws MOAApplicationException { + + String structure = dataObjInfoElem.getAttribute("Structure"); + Element dataObjectElem = + (Element) XPathUtils.selectSingleNode(dataObjInfoElem, DATA_OBJECT_XPATH); + Content dataObject = RequestParserUtils.parseContent(dataObjectElem); + CreateTransformsInfoProfile createTransformsInfoProfile = + parseCreateTransformsInfoProfile(dataObjInfoElem); + boolean childOfManifest; + + if (dataObjInfoElem.hasAttribute("ChildOfManifest")) { + childOfManifest = + BoolUtils.valueOf(dataObjInfoElem.getAttribute("ChildOfManifest")); + } else { + childOfManifest = false; + } + + return factory.createDataObjectInfo( + structure, + childOfManifest, + dataObject, + createTransformsInfoProfile); + } + + /** + * Parse a <code>CreateTransformsInfoProfile</code> DOM element. + * + * @param dataObjInfoElem The <code>DataObjectInfo</code> DOM element + * containing the <code>CreateTransformsInfoProfile</code>. + * @return The <code>CreateTransformsInfoProfile</code> API object containing + * the profile found in <code>dataObjInfoElem</code>. + * @throws MOAApplicationException An error occurred parsing the + * <code>CreateTransformsInfoProfile</code>. + */ + private CreateTransformsInfoProfile parseCreateTransformsInfoProfile(Element dataObjInfoElem) + throws MOAApplicationException { + + Element profileElem = + (Element) XPathUtils.selectSingleNode( + dataObjInfoElem, + CREATE_TRANSFORMS_INFO_PROFILE_XPATH); + + if ("CreateTransformsInfoProfile".equals(profileElem.getLocalName())) { + ProfileParser profileParser = new ProfileParser(); + return profileParser.parseCreateTransformsInfoProfile(profileElem); + + } else { + String profileID = DOMUtils.getText(profileElem); + return factory.createCreateTransformsInfoProfile(profileID); + } + } + + /** + * Parse the <code>CreateSignatureInfo</code> DOM element contained in + * a <code>SingleSignatureInfo</code>. + * + * @param sigInfoElem The <code>SingleSignatureInfo</code> DOM element + * containing the <code>CreateSignatureInfo</code> to be parsed. + * @return A <code>CreateSignatureInfo</code> API object containing the + * data from the <code>CreateSignatureInfo</code> DOM element, or + * <code>null</code>, if none was found. + */ + private CreateSignatureInfo parseCreateSignatureInfo(Element sigInfoElem) { + Element createInfoElem = + (Element) XPathUtils.selectSingleNode( + sigInfoElem, + CREATE_SIGNATURE_INFO_XPATH); + + if (createInfoElem != null) { + Element environmentElem = + (Element) XPathUtils.selectSingleNode( + createInfoElem, + CREATE_SIGNATURE_ENVIRONMENT_XPATH); + Content environment = RequestParserUtils.parseContent(environmentElem); + CreateSignatureEnvironmentProfile environmentProfile = + parseCreateSignatureEnvironmentProfile(createInfoElem); + + return factory.createCreateSignatureInfo(environment, environmentProfile); + } else { + return null; + } + } + + /** + * Parse the <code>CreateSignatureEnvironmentProfile</code> contained in + * the given <code>CreateSignatureInfo</code> DOM element. + * + * @param createInfoElem <code>CreateSignatureInfo</code> DOM element to + * parse. + * @return The <code>CreateSignatureEnvironmentProfile</code> contained + * in the given <code>CreateSignatureInfo</code> DOM element.. + */ + private CreateSignatureEnvironmentProfile parseCreateSignatureEnvironmentProfile(Element createInfoElem) { + Element profileElem = + (Element) XPathUtils.selectSingleNode( + createInfoElem, + CREATE_SIGNATURE_ENVIRONMENT_PROFILE_XPATH); + + if ("CreateSignatureEnvironmentProfile" + .equals(profileElem.getLocalName())) { + ProfileParser profileParser = new ProfileParser(); + return profileParser.parseCreateSignatureEnvironmentProfile(profileElem); + } else { + String profileID = DOMUtils.getText(profileElem); + return factory.createCreateSignatureEnvironmentProfile(profileID); + } + } + +}
\ No newline at end of file diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/CreateXMLSignatureResponseBuilder.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/CreateXMLSignatureResponseBuilder.java new file mode 100644 index 000000000..eec9c4882 --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/CreateXMLSignatureResponseBuilder.java @@ -0,0 +1,119 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.util.Iterator; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.Node; + +import at.gv.egovernment.moa.util.Constants; + +import at.gv.egovernment.moa.spss.MOASystemException; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateXMLSignatureResponse; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateXMLSignatureResponseElement; +import at.gv.egovernment.moa.spss.api.xmlsign.ErrorResponse; +import at.gv.egovernment.moa.spss.api.xmlsign.SignatureEnvironmentResponse; + +/** + * Convert a <code>CreateXMLSignatureResponse</code> API object into its + * XML representation, according to the MOA XML schema. + * + * @author Patrick Peck + * @version $Id$ + */ +public class CreateXMLSignatureResponseBuilder { + private static final String MOA_NS_URI = Constants.MOA_NS_URI; + + /** The XML document containing the response element. */ + private Document responseDoc; + /** The response <code>CreateXMLSignatureResponse</code> DOM element. */ + private Element responseElem; + + /** + * Create a new <code>CreateXMLSignatureResponseBuilder</code>: + * + * @throws MOASystemException An error occurred setting up the resulting + * XML document. + */ + public CreateXMLSignatureResponseBuilder() throws MOASystemException { + responseDoc = + ResponseBuilderUtils.createResponse("CreateXMLSignatureResponse"); + responseElem = responseDoc.getDocumentElement(); + } + + /** + * Build a document containing a <code>CreateXMLSignatureResponse</code> + * DOM element being the XML representation of the given + * <code>CreateXMLSignatureResponse</code> API object. + * + * @param response The <code>CreateXMLSignatureResponse</code> to convert + * to XML. + * @return A document containing the <code>CreateXMLSignatureResponse</code> + * DOM element. + */ + public Document build(CreateXMLSignatureResponse response) { + Iterator iter; + + for (iter = response.getResponseElements().iterator(); iter.hasNext();) { + CreateXMLSignatureResponseElement responseElement = + (CreateXMLSignatureResponseElement) iter.next(); + + switch (responseElement.getResponseType()) { + case CreateXMLSignatureResponseElement.SIGNATURE_ENVIRONMENT_RESPONSE : + SignatureEnvironmentResponse envResponse = + (SignatureEnvironmentResponse) responseElement; + addSignatureEnvironment(envResponse); + break; + + case CreateXMLSignatureResponseElement.ERROR_RESPONSE : + ErrorResponse errorResponse = (ErrorResponse) responseElement; + addErrorResponse(errorResponse); + break; + } + + } + + return responseDoc; + } + + /** + * Add a <code>SignatureEnvironment</code> element to the response. + * + * @param envResponse The content to put under the + * <code>SignatureEnvironment</code> element. This should either be a + * <code>dsig:Signature</code> element (in case of a detached signature) or + * the signature environment containing the signature (in case of + * an enveloping signature). + */ + private void addSignatureEnvironment(SignatureEnvironmentResponse envResponse) { + Element content = envResponse.getSignatureEnvironment(); + Node importedSignature = responseDoc.importNode(content, true); + Element signatureEnvironment = + responseDoc.createElementNS(MOA_NS_URI, "SignatureEnvironment"); + signatureEnvironment.appendChild(importedSignature); + responseElem.appendChild(signatureEnvironment); + } + + /** + * Add a <code>ErrorResponse</code> element to the response. + * + * @param errorResponse The API object containing the information to put into + * the <code>ErrorResponse</code> DOM element. + */ + private void addErrorResponse(ErrorResponse errorResponse) { + Element errorElem = + responseDoc.createElementNS(MOA_NS_URI, "ErrorResponse"); + Element errorCodeElem = + responseDoc.createElementNS(MOA_NS_URI, "ErrorCode"); + Element infoElem = responseDoc.createElementNS(MOA_NS_URI, "Info"); + String errorCodeStr = Integer.toString(errorResponse.getErrorCode()); + + errorCodeElem.appendChild(responseDoc.createTextNode(errorCodeStr)); + errorElem.appendChild(errorCodeElem); + infoElem.appendChild(responseDoc.createTextNode(errorResponse.getInfo())); + errorElem.appendChild(errorCodeElem); + errorElem.appendChild(infoElem); + responseElem.appendChild(errorElem); + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ProfileParser.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ProfileParser.java new file mode 100644 index 000000000..66c08e0ab --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ProfileParser.java @@ -0,0 +1,285 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.io.IOException; +import java.io.InputStream; +import java.util.ArrayList; +import java.util.List; +import java.util.Map; + +import org.w3c.dom.Element; +import org.w3c.dom.traversal.NodeIterator; + +import at.gv.egovernment.moa.util.Base64Utils; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.api.SPSSFactory; +import at.gv.egovernment.moa.spss.api.common.MetaInfo; +import at.gv.egovernment.moa.spss.api.common.XMLDataObjectAssociation; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateSignatureEnvironmentProfile; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateSignatureLocation; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateTransformsInfo; +import at.gv.egovernment.moa.spss.api.xmlsign.CreateTransformsInfoProfile; +import at.gv.egovernment.moa.spss.api.xmlverify.SupplementProfile; +import at.gv.egovernment.moa.spss.api.xmlverify.TransformParameter; +import at.gv.egovernment.moa.spss.api.xmlverify.VerifyTransformsInfoProfile; + +/** + * Parse the various profile elements contained in the MOA web service requests + * and given as separate files in the MOA configuration. + * + * The profiles parsed must be schema valid according to the MOA XML schema. + * + * @author Patrick Peck + * @version $Id$ + */ +public class ProfileParser { + + // + // XPath expressions to select parts of the profiles + // + private static final String MOA = Constants.MOA_PREFIX + ":"; + private static final String DSIG = Constants.DSIG_PREFIX + ":"; + private static final String CREATE_TRANSFORMS_XPATH = + MOA + "CreateTransformsInfo/" + DSIG + "Transforms"; + private static final String FINAL_DATA_META_INFO_XPATH = + MOA + "CreateTransformsInfo/" + MOA + "FinalDataMetaInfo"; + private static final String CREATE_SIGNATURE_LOCATION_XPATH = + MOA + "CreateSignatureLocation"; + private static final String SUPPLEMENT_XPATH = MOA + "Supplement"; + private static final String VERIFY_TRANSFORMS_XPATH = DSIG + "Transforms"; + private static final String TRANSFORM_PARAMETER_XPATH = + MOA + "TransformParameter"; + private static final String TRANSFORM_PARAMETER_CONTENT_XPATH = + MOA + "Base64Content | " + MOA + "Hash"; + private static final String DIGEST_METHOD_XPATH = DSIG + "DigestMethod"; + private static final String DIGEST_VALUE_XPATH = DSIG + "DigestValue"; + + /** The factory used to create API objects. */ + private SPSSFactory factory = SPSSFactory.getInstance(); + + /** + * Parse a <code>CreateTransformsInfoProfile</code> DOM element. + * + * @param profileElem The <code>CreateTransformsInfoProfile</code> element + * to parse. + * @return The <code>CreateTransformsInfoProfile</code> API object containing + * the data from the <code>profileElem</code>. + * @throws MOAApplicationException An error occurred parsing the DOM element. + */ + public CreateTransformsInfoProfile parseCreateTransformsInfoProfile(Element profileElem) + throws MOAApplicationException { + CreateTransformsInfo createTransformsInfo = + parseCreateTransformsInfo(profileElem); + List supplements = parseSupplements(profileElem); + + return factory.createCreateTransformsInfoProfile( + createTransformsInfo, + supplements); + } + + /** + * Parse the <code>CreateTransformsInfo</code> DOM element contained in a + * <code>CreateTransformsInfoProfile</code>. + * + * @param profileElem The <code>CreateTransformsInfoProfile</code> DOM + * element containing the <code>CreateTransformsInfo</code>. + * @return The <code>CreateTransformsInfo</code> API object containinig the + * data from the <code>CreateTransformsInfo</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>CreateTransformsInfo</code> DOM element. + */ + private CreateTransformsInfo parseCreateTransformsInfo(Element profileElem) + throws MOAApplicationException { + + Element transformsElem = + (Element) XPathUtils.selectSingleNode( + profileElem, + CREATE_TRANSFORMS_XPATH); + Element metaInfoElem = + (Element) XPathUtils.selectSingleNode( + profileElem, + FINAL_DATA_META_INFO_XPATH); + MetaInfo finalDataMetaInfo; + List transforms; + + // parse the dsig:Transforms + if (transformsElem != null) { + TransformParser transformsParser = new TransformParser(); + transforms = transformsParser.parseTransforms(transformsElem); + } else { + transforms = null; + } + + // parse the meta info + finalDataMetaInfo = RequestParserUtils.parseMetaInfo(metaInfoElem); + + return factory.createCreateTransformsInfo(transforms, finalDataMetaInfo); + } + + /** + * Parse a <code>CreateSignatureEnvironmentProfile</code> DOM element. + * + * @param profileElem The <code>CreateSignatureEnvironmentProfile</code> + * DOM element to parse. + * @return The <code>CreateSignatureEnvironmentProfile</code> API object + * containing the data from the <code>profileElem</code>. + */ + public CreateSignatureEnvironmentProfile parseCreateSignatureEnvironmentProfile(Element profileElem) { + CreateSignatureLocation createSignatureLocation = + parseCreateSignatureLocation(profileElem); + List supplements = parseSupplements(profileElem); + + return factory.createCreateSignatureEnvironmentProfile( + createSignatureLocation, + supplements); + } + + /** + * Parse a <code>CreateSignatureLocation</code> DOM element contained in + * a <code>CreateSignatureEnvironmentProfile</code>. + * + * @param profileElem The <code>CreateSignatureEnvironmentProfile</code> DOM + * element containing the <code>CreateSignatureLocation</code>. + * @return The <code>CreateSignatureLocation</code> API object containing + * the data from the <code>CreateSignatureLocation</code> DOM element. + */ + private CreateSignatureLocation parseCreateSignatureLocation(Element profileElem) { + Element locationElem = + (Element) XPathUtils.selectSingleNode( + profileElem, + CREATE_SIGNATURE_LOCATION_XPATH); + String xPathExpression = DOMUtils.getText(locationElem); + Map namespaceDeclarations = DOMUtils.getNamespaceDeclarations(locationElem); + String indexStr = locationElem.getAttribute("Index"); + int index = Integer.parseInt(indexStr); + + return factory.createCreateSignatureLocation( + xPathExpression, + index, + namespaceDeclarations); + } + + /** + * Parse all <code>Supplement</code> DOM elements contained in a given + * parent DOM element. + * + * @param supplementsParentElem The DOM element being the parent of the + * <code>Supplement</code>s. + * @return A <code>List</code> of <code>Supplement</code> API objects + * containing the data from the <code>Supplement</code> DOM elements. + */ + private List parseSupplements(Element supplementsParentElem) { + List supplements = new ArrayList(); + NodeIterator supplementElems = + XPathUtils.selectNodeIterator(supplementsParentElem, SUPPLEMENT_XPATH); + Element supplementElem; + + while ((supplementElem = (Element) supplementElems.nextNode()) != null) { + XMLDataObjectAssociation supplement = + RequestParserUtils.parseXMLDataObjectAssociation(supplementElem); + supplements.add(supplement); + } + return supplements; + } + + /** + * Parse a <code>SupplementProfile</code> DOM element. + * + * @param profileElem The <code>SupplementProfile</code> DOM element to parse. + * @return The <code>SupplementProfile</code> API object containing the + * data from the <code>SupplementProfile</code> DOM element. + */ + public SupplementProfile parseSupplementProfile(Element profileElem) { + XMLDataObjectAssociation supplementProfile = + RequestParserUtils.parseXMLDataObjectAssociation(profileElem); + + return factory.createSupplementProfile(supplementProfile); + } + + /** + * Parse a <code>VerifyTransformsInfoProfile</code> DOM element. + * + * @param profileElem The <code>VerifyTransformsInfoProfile</code> DOM + * element to parse. + * @return A <code>VerifyTransformsInfoProfile</code> API object containing + * the information from the <code>VerifyTransformsInfoProfile</code> DOM + * element. + * @throws MOAApplicationException An error occurred parsing the + * <code>VerifyTransformsInfoProfile</code>. + */ + public VerifyTransformsInfoProfile parseVerifyTransformsInfoProfile(Element profileElem) + throws MOAApplicationException { + Element transformsElem = + (Element) XPathUtils.selectSingleNode( + profileElem, + VERIFY_TRANSFORMS_XPATH); + List transforms = null; + NodeIterator paramElems = + XPathUtils.selectNodeIterator(profileElem, TRANSFORM_PARAMETER_XPATH); + Element paramElem; + List transformParameters = new ArrayList(); + + // parse the dsig:Transforms + if (transformsElem != null) { + TransformParser transformsParser = new TransformParser(); + transforms = transformsParser.parseTransforms(transformsElem); + } + + // parse the TransformParameter elements + while ((paramElem = (Element) paramElems.nextNode()) != null) { + transformParameters.add(parseTransformParameter(paramElem)); + } + + return factory.createVerifyTransformsInfoProfile( + transforms, + transformParameters); + } + + /** + * Parse a <code>TransformParameter</code> DOM element. + * + * @param paramElem The <code>TransformParameter</code> DOM element to + * parse. + * @return The <code>TransformParameter</code> API object containing the + * information from the <code>TransformParameter</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>TransformParameter</code> DOM element. + */ + private TransformParameter parseTransformParameter(Element paramElem) + throws MOAApplicationException { + String uri = paramElem.getAttribute("URI"); + Element contentElem = + (Element) XPathUtils.selectSingleNode( + paramElem, + TRANSFORM_PARAMETER_CONTENT_XPATH); + + if (contentElem == null) { + return factory.createTransformParameter(uri); + } else if ("Base64Content".equals(contentElem.getLocalName())) { + String base64Str = DOMUtils.getText(contentElem); + InputStream binaryContent = Base64Utils.decodeToStream(base64Str, true); + + return factory.createTransformParameter(uri, binaryContent); + } else { // "Hash".equals(contentElem.getLocalName()) + String digestMethodStr = + XPathUtils.getElementValue(contentElem, DIGEST_METHOD_XPATH, ""); + String digestValueStr = + XPathUtils.getElementValue(contentElem, DIGEST_VALUE_XPATH, ""); + byte[] digestValue = null; + + try { + digestValue = Base64Utils.decode(digestValueStr, true); + } catch (IOException e) { + throw new MOAApplicationException("2270", null); + } + return factory.createTransformParameter( + uri, + digestMethodStr, + digestValue); + } + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/RequestParserUtils.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/RequestParserUtils.java new file mode 100644 index 000000000..0fff949b1 --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/RequestParserUtils.java @@ -0,0 +1,147 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.text.ParseException; +import java.util.Date; + +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; + +import at.gv.egovernment.moa.util.Base64Utils; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.DateTimeUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.api.SPSSFactory; +import at.gv.egovernment.moa.spss.api.common.Content; +import at.gv.egovernment.moa.spss.api.common.MetaInfo; +import at.gv.egovernment.moa.spss.api.common.XMLDataObjectAssociation; + +/** + * Utility methods for parsing XML requests definied in the MOA XML schema. + * + * @author Patrick Peck + * @version $Id$ + */ +public class RequestParserUtils { + // + // XPath expressions for parsing parts of a request + // + private static final String MOA = Constants.MOA_PREFIX + ":"; + private static final String REFERENCE_ATTR_NAME = "Reference"; + private static final String MIME_TYPE_XPATH = MOA + "MimeType"; + private static final String DESCRIPTION_XPATH = MOA + "Description"; + private static final String XML_ASSOC_CONTENT_XPATH = MOA + "Content"; + private static final String CONTENT_XPATH = + MOA + "Base64Content | " + MOA + "XMLContent"; + private static final String ANY_OTHER_XPATH = + "*[namespace-uri() != \"" + Constants.MOA_NS_URI + "\"]"; + + /** + * Parse a <code>XMLDataObjectAssociationType</code> kind of DOM element. + * + * @param assocElem The <code>XMLDataObjectAssociationType</code> kind of + * DOM elmeent to parse. + * @return The <code>XMLDataObjectAssociation</code> API object containing + * the data from the <code>XMLDataObjectAssociationType</code> DOM element. + */ + public static XMLDataObjectAssociation parseXMLDataObjectAssociation(Element assocElem) { + SPSSFactory factory = SPSSFactory.getInstance(); + MetaInfo metaInfo = parseMetaInfo(assocElem); + Element contentElem = + (Element) XPathUtils.selectSingleNode(assocElem, XML_ASSOC_CONTENT_XPATH); + Content content = parseContent(contentElem); + + return factory.createXMLDataObjectAssociation(metaInfo, content); + } + + /** + * Parse a <code>MetaInfoType</code> kind of DOM element. + * + * @param metaInfoElem The <code>MetaInfoType</code> kind of DOM element. + * @return The <code>MetaInfo</code> API object containing the data from + * the <code>metaInfoElem</code>. + */ + public static MetaInfo parseMetaInfo(Element metaInfoElem) { + SPSSFactory factory = SPSSFactory.getInstance(); + String mimeType = + XPathUtils.getElementValue(metaInfoElem, MIME_TYPE_XPATH, null); + String description = + XPathUtils.getElementValue(metaInfoElem, DESCRIPTION_XPATH, null); + NodeList anyOther = + XPathUtils.selectNodeList(metaInfoElem, ANY_OTHER_XPATH); + + return factory.createMetaInfo(mimeType, description, anyOther); + } + + /** + * Parse a <code>ContentOptionalRefType</code> or + * <code>ContentRequiredRefType</code> kind of DOM element. + * @param contentParentElem The DOM element being the parent of the + * content element. + * @return The <code>Content</code> API object containing the data from + * the given DOM element. + */ + public static Content parseContent(Element contentParentElem) { + SPSSFactory factory = SPSSFactory.getInstance(); + String referenceURI = + contentParentElem.hasAttribute(REFERENCE_ATTR_NAME) + ? contentParentElem.getAttribute(REFERENCE_ATTR_NAME) + : null; + Element contentElem = + (Element) XPathUtils.selectSingleNode(contentParentElem, CONTENT_XPATH); + + if (contentElem == null) { + return factory.createContent(referenceURI); + } + + if ("Base64Content".equals(contentElem.getLocalName())) { + String base64String = DOMUtils.getText(contentElem); + return factory.createContent( + Base64Utils.decodeToStream(base64String, true), + referenceURI); + } else { // "XMLContent".equals(contentElem.getLocalName()) + return factory.createContent(contentElem.getChildNodes(), referenceURI); + } + } + + /** + * Get the signing time from a Verfiy(CMS|XML)SignatureRequest. + * + * @param requestElem A <code>Verify(CMS|XML)SignatureRequest</code> DOM + * element. + * @param dateTimeXPath The XPath to lookup the <code>DateTime</code> element + * within the request. + * @return Date The date and time corresponding to the <code>DateTime</code> + * element in the request. If no <code>DateTime</code> element exists in the + * request, <code>null</code> is returned. + * @throws MOAApplicationException An error occurred during a parsing the + * <code>DateTime</code> element or creating the return value. + */ + public static Date parseDateTime(Element requestElem, String dateTimeXPath) + throws MOAApplicationException { + + Element dateTimeElem; + String dateTimeText; + + // select the DateTime element + dateTimeElem = + (Element) XPathUtils.selectSingleNode(requestElem, dateTimeXPath); + + // parse a date from the element value + if (dateTimeElem != null) { + dateTimeText = DOMUtils.getText(dateTimeElem); + try { + return DateTimeUtils.parseDateTime(dateTimeText); + } catch (ParseException e) { + throw new MOAApplicationException( + "1104", + new Object[] { dateTimeText }); + } + } else { + return null; + } + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ResponseBuilderUtils.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ResponseBuilderUtils.java new file mode 100644 index 000000000..cc3e73e41 --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ResponseBuilderUtils.java @@ -0,0 +1,213 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.io.IOException; +import java.security.cert.CertificateEncodingException; +import java.security.cert.X509Certificate; + +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; +import javax.xml.parsers.ParserConfigurationException; + +import org.w3c.dom.DOMImplementation; +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; + +import iaik.utils.RFC2253NameParser; +import iaik.utils.RFC2253NameParserException; + +import at.gv.egovernment.moa.util.Base64Utils; +import at.gv.egovernment.moa.util.Constants; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.MOASystemException; + +/** + * Utility methods used by the verious <code>ResponseBuilder</code> classes. + * + * @author Patrick Peck + * @version $Id$ + */ +class ResponseBuilderUtils { + // + // shortcuts to various XML namespace constants + // + private static final String MOA_NS_URI = Constants.MOA_NS_URI; + private static final String SL11 = Constants.SL11_PREFIX + ":"; + private static final String SL11_NS_URI = Constants.SL11_NS_URI; + private static final String DSIG = Constants.DSIG_PREFIX + ":"; + private static final String DSIG_NS_URI = Constants.DSIG_NS_URI; + private static final String XMLNS_NS_URI = Constants.XMLNS_NS_URI; + + /** + * Create a response element with all the namespaces set. + * + * @param responseName The name of the response root element. + * @return A DOM document containing the response root element and predefined + * MOA, DSIG and XML namespace declarations. + * @throws MOASystemException An error building the response document. + */ + public static Document createResponse(String responseName) + throws MOASystemException { + + try { + DocumentBuilder docBuilder = + DocumentBuilderFactory.newInstance().newDocumentBuilder(); + DOMImplementation impl = docBuilder.getDOMImplementation(); + Document response; + Element root; + String attrValue; + + response = impl.createDocument(MOA_NS_URI, responseName, null); + root = response.getDocumentElement(); + + // add namespace prefix declarations + root.setAttributeNS(XMLNS_NS_URI, "xmlns", MOA_NS_URI); + attrValue = "xmlns:" + Constants.DSIG_PREFIX; + root.setAttributeNS(XMLNS_NS_URI, attrValue, DSIG_NS_URI); + + return response; + } catch (ParserConfigurationException e) { + throw new MOASystemException("2200", null, e); + } + } + + /** + * Add a <code>SignerInfo</code> element to the response. + * + * @param response The response document, in order to create new elements in + * it. + * @param root The root element into which the <code>SignerInfo</code> element + * will be inserted. + * @param cert The signer certificate to add. + * @param isQualified Indicates, whether <code>cert</code> is a qualified + * certificate. + * @param isPublicAuthority Indicates, whether <code>cert</code> is + * certificate owned by a public authority. + * @param publicAuthorityID Information about the public authority owning + * <code>cert</code>. Must not be <code>null</code>, if + * <code>isPublicAuthority ! = null</code>. + * @throws MOAApplicationException An error occurred reading data from the + * certificate. + */ + public static void addSignerInfo( + Document response, + Element root, + X509Certificate cert, + boolean isQualified, + boolean isPublicAuthority, + String publicAuthorityID) + throws MOAApplicationException { + + Element signerInfoElem = response.createElementNS(MOA_NS_URI, "SignerInfo"); + Element x509DataElem = + response.createElementNS(DSIG_NS_URI, DSIG + "X509Data"); + Element x509IssuerSerialElem = + response.createElementNS(DSIG_NS_URI, DSIG + "X509IssuerSerial"); + Element x509IssuerElem = + response.createElementNS(DSIG_NS_URI, DSIG + "X509IssuerName"); + String issuer = cert.getIssuerDN().getName(); + Element x509SerialNumberElem = + response.createElementNS(DSIG_NS_URI, DSIG + "X509SerialNumber"); + String serialNumber = cert.getSerialNumber().toString(); + Element x509SubjectNameElem = + response.createElementNS(DSIG_NS_URI, DSIG + "X509SubjectName"); + Element x509CertificateElem = + response.createElementNS(DSIG_NS_URI, DSIG + "X509Certificate"); + Element qualifiedCertificateElem = + isQualified + ? response.createElementNS(SL11_NS_URI, SL11 + "QualifiedCertificate") + : null; + Element publicAuthorityElem = + isPublicAuthority + ? response.createElementNS(MOA_NS_URI, "PublicAuthority") + : null; + Element codeElem = + publicAuthorityID != null + ? response.createElementNS(MOA_NS_URI, "Code") + : null; + + // fill in text + x509IssuerElem.appendChild(response.createTextNode(issuer)); + x509SerialNumberElem.appendChild(response.createTextNode(serialNumber)); + try { + RFC2253NameParser parser = + new RFC2253NameParser(cert.getSubjectDN().getName()); + String subjectRfc2253 = parser.parse().getRFC2253String(); + x509SubjectNameElem.appendChild(response.createTextNode(subjectRfc2253)); + } catch (RFC2253NameParserException e) { + x509SubjectNameElem.appendChild( + response.createTextNode(cert.getSubjectDN().getName())); + } + try { + x509CertificateElem.appendChild( + response.createTextNode(Base64Utils.encode(cert.getEncoded()))); + } catch (CertificateEncodingException e) { + throw new MOAApplicationException("2245", null, e); + } catch (IOException e) { + throw new MOAApplicationException("2245", null, e); + } + + // build structure + x509DataElem.appendChild(x509SubjectNameElem); + x509IssuerSerialElem.appendChild(x509IssuerElem); + x509IssuerSerialElem.appendChild(x509SerialNumberElem); + x509DataElem.appendChild(x509IssuerSerialElem); + x509DataElem.appendChild(x509CertificateElem); + if (isQualified) { + String attrValue = "xmlns:" + Constants.SL11_PREFIX; + qualifiedCertificateElem.setAttributeNS( + XMLNS_NS_URI, + attrValue, + SL11_NS_URI); + x509DataElem.appendChild(qualifiedCertificateElem); + } + if (isPublicAuthority) { + x509DataElem.appendChild(publicAuthorityElem); + if (publicAuthorityID != null) { + codeElem.appendChild(response.createTextNode(publicAuthorityID)); + publicAuthorityElem.appendChild(codeElem); + } + } + signerInfoElem.appendChild(x509DataElem); + root.appendChild(signerInfoElem); + } + + /** + * Add an element containing <code>Code</code> and <code>Info</code> + * subelements. + * + * @param response The response document, in order to create new elements in + * it. + * @param root The root element into which to insert the newly created + * element. + * @param elementName The name of the newly created element. + * @param code The content of the <code>Code</code> subelement. + * @param info The content of the <code>Info</code> subelement. + */ + public static void addCodeInfoElement( + Document response, + Element root, + String elementName, + int code, + NodeList info) { + + Element codeInfoElem = response.createElementNS(MOA_NS_URI, elementName); + Element codeElem = response.createElementNS(MOA_NS_URI, "Code"); + Element infoElem; + int i; + + codeElem.appendChild(response.createTextNode(Integer.toString(code))); + codeInfoElem.appendChild(codeElem); + if (info != null) { + infoElem = response.createElementNS(MOA_NS_URI, "Info"); + + for (i = 0; i < info.getLength(); i++) { + infoElem.appendChild(info.item(i).cloneNode(true)); + } + codeInfoElem.appendChild(infoElem); + } + root.appendChild(codeInfoElem); + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/TransformParser.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/TransformParser.java new file mode 100644 index 000000000..84f377826 --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/TransformParser.java @@ -0,0 +1,251 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.util.ArrayList; +import java.util.List; +import java.util.Map; +import java.util.StringTokenizer; + +import org.w3c.dom.Element; +import org.w3c.dom.traversal.NodeIterator; + +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.api.SPSSFactory; +import at.gv.egovernment.moa.spss.api.common.Base64Transform; +import at.gv.egovernment.moa.spss.api.common.CanonicalizationTransform; +import at.gv.egovernment.moa.spss.api.common.EnvelopedSignatureTransform; +import at.gv.egovernment.moa.spss.api.common.ExclusiveCanonicalizationTransform; +import at.gv.egovernment.moa.spss.api.common.Transform; +import at.gv.egovernment.moa.spss.api.common.XPathFilter; +import at.gv.egovernment.moa.spss.api.common.XPathFilter2Transform; +import at.gv.egovernment.moa.spss.api.common.XPathTransform; +import at.gv.egovernment.moa.spss.api.common.XSLTTransform; + +/** + * A parser to parse XMLDsig <code>Transform</code> DOM elements into their + * MOA SPSS API representation. + * + * @author Patrick Peck + * @version $Id$ + */ +public class TransformParser { + // + // XPath expressions for selecting information from the DOM tree + // + private static final String DSIG = Constants.DSIG_PREFIX + ":"; + private static final String DSIG_FILTER2 = + Constants.DSIG_FILTER2_PREFIX + ":"; + private static final String XSLT = Constants.XSLT_PREFIX + ":"; + private static final String EC = Constants.DSIG_EC_PREFIX + ":"; + private static final String TRANSFORM_XPATH = DSIG + "Transform"; + private static final String XPATH_XPATH = DSIG + "XPath"; + private static final String XSLT_ELEMENT_XPATH = XSLT + "stylesheet"; + private static final String XPATH2_XPATH = + (DSIG_FILTER2 + "XPath[@Filter=\"intersect\"] | ") + + (DSIG_FILTER2 + "XPath[@Filter=\"subtract\"] | ") + + (DSIG_FILTER2 + "XPath[@Filter=\"union\"]"); + private static final String INCLUSIVE_NAMESPACES_XPATH = + EC + "InclusiveNamespaces"; + + /** + * The <code>SPSSFactory</code> to use for creating new API objects. + */ + private SPSSFactory factory = SPSSFactory.getInstance(); + + /** + * Parse an XMLDsig <code>Transforms</code> DOM element. + * + * @param transformsElem The <code>Transforms</code> DOM element to parse. + * @return A <code>List</code> of <code>Transform</code> API objects + * containing the data from the individual <code>Transform</code> DOM + * elements. + * @throws MOAApplicationException An error occurred parsing the + * <code>Transforms</code> DOM element. + */ + public List parseTransforms(Element transformsElem) + throws MOAApplicationException { + List transforms = new ArrayList(); + NodeIterator transformElems = + XPathUtils.selectNodeIterator(transformsElem, TRANSFORM_XPATH); + Element transformElem; + Transform transform; + + while ((transformElem = (Element) transformElems.nextNode()) != null) { + transform = parseTransform(transformElem); + transforms.add(transform); + } + + return transforms; + } + + /** + * Parse an XMLDsig <code>Transform</code> DOM element. + * + * @param transformElem <code>Transform</code> DOM element to parse. + * @return The <code>Transform</code> API object containing the data + * from the <code>Transform</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>Transform</code> DOM element. + */ + public Transform parseTransform(Element transformElem) + throws MOAApplicationException { + + String algorithmUri = transformElem.getAttribute("Algorithm"); + + if (CanonicalizationTransform.CANONICAL_XML.equals(algorithmUri) + || CanonicalizationTransform.CANONICAL_XML_WITH_COMMENTS.equals( + algorithmUri)) { + return factory.createCanonicalizationTransform(algorithmUri); + } else if ( + ExclusiveCanonicalizationTransform.EXCLUSIVE_CANONICAL_XML.equals( + algorithmUri) + || ExclusiveCanonicalizationTransform + .EXCLUSIVE_CANONICAL_XML_WITH_COMMENTS + .equals( + algorithmUri)) { + return parseExclusiveC14nTransform(algorithmUri, transformElem); + } else if (Base64Transform.BASE64_DECODING.equals(algorithmUri)) { + return factory.createBase64Transform(); + } else if ( + EnvelopedSignatureTransform.ENVELOPED_SIGNATURE.equals(algorithmUri)) { + return factory.createEnvelopedSignatureTransform(); + } else if (XPathTransform.XPATH.equals(algorithmUri)) { + return parseXPathTransform(transformElem); + } else if (XPathFilter2Transform.XPATH_FILTER2.equals(algorithmUri)) { + return parseXPathFilter2Transform(transformElem); + } else if (XSLTTransform.XSLT.equals(algorithmUri)) { + return parseXSLTTransform(transformElem); + } else { + throw new MOAApplicationException("1108", new Object[] { algorithmUri }); + } + } + + /** + * Parse an exclusive canonicalization type of transform. + * + * @param algorithmUri The algorithm URI of the canonicalization algorithm. + * @param transformElem The <code>Transform</code> DOM element to parse. + * @return An <code>ExclusiveCanonicalizationTransform</code> API object + * containing the data from the <code>transformElem</code>. + * @throws MOAApplicationException An error occurred parsing the + * <code>transformElem</code>. + */ + private Transform parseExclusiveC14nTransform( + String algorithmUri, + Element transformElem) + throws MOAApplicationException { + + Element inclusiveNamespacesElem = + (Element) XPathUtils.selectSingleNode( + transformElem, + INCLUSIVE_NAMESPACES_XPATH); + + if (inclusiveNamespacesElem == null) { + throw new MOAApplicationException("2217", null); + } else { + StringTokenizer tokenizer = + new StringTokenizer(inclusiveNamespacesElem.getAttribute("PrefixList")); + List inclusiveNamespaces = new ArrayList(); + + while (tokenizer.hasMoreTokens()) { + inclusiveNamespaces.add(tokenizer.nextToken()); + } + + return factory.createExclusiveCanonicalizationTransform( + algorithmUri, + inclusiveNamespaces); + } + } + + /** + * Parse an <code>XPath</code> type of <code>Transform</code>. + * + * @param transformElem The <code>Transform</code> DOM element to parse. + * @return The <code>Transform</code> API object representation of the + * <code>Transform</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>Transform</code> DOM element. + */ + private Transform parseXPathTransform(Element transformElem) + throws MOAApplicationException { + Element xPathElem = + (Element) XPathUtils.selectSingleNode(transformElem, XPATH_XPATH); + Map nsDecls; + + if (xPathElem == null) { + throw new MOAApplicationException("2202", null); + } + + nsDecls = DOMUtils.getNamespaceDeclarations(xPathElem); + nsDecls.remove(""); + + return factory.createXPathTransform(DOMUtils.getText(xPathElem), nsDecls); + } + + /** + * Parse an <code>XPathFilter2</code> type of <code>Transform</code>. + * + * @param transformElem The <code>Transform</code> DOM element to parse. + * @return The <code>Transform</code> API object representation of the + * <code>Transform</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>Transform</code> DOM element. + */ + private Transform parseXPathFilter2Transform(Element transformElem) + throws MOAApplicationException { + List filters = new ArrayList(); + NodeIterator iter = + XPathUtils.selectNodeIterator(transformElem, XPATH2_XPATH); + Element filterElem; + + while ((filterElem = (Element) iter.nextNode()) != null) { + String filterAttr = filterElem.getAttribute("Filter"); + String filterType; + String expression; + Map nsDecls; + + if (filterAttr.equals("intersect")) { + filterType = XPathFilter.INTERSECT_TYPE; + } else if (filterAttr.equals("subtract")) { + filterType = XPathFilter.SUBTRACT_TYPE; + } else { + filterType = XPathFilter.UNION_TYPE; + } + + expression = DOMUtils.getText(filterElem); + nsDecls = DOMUtils.getNamespaceDeclarations(filterElem); + nsDecls.remove(""); + filters.add(factory.createXPathFilter(filterType, expression, nsDecls)); + } + if (filters.size() == 0) { + throw new MOAApplicationException("2216", null); + } + + return factory.createXPathFilter2Transform(filters); + } + + /** + * Parse an <code>XSLT</code> type of <code>Transform</code>. + * + * @param transformElem The <code>Transform</code> DOM element to parse. + * @return The <code>Transform</code> API object representation of the + * <code>Transform</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>Transform</code> DOM element. + */ + private Transform parseXSLTTransform(Element transformElem) + throws MOAApplicationException { + Element xsltElem = + (Element) XPathUtils.selectSingleNode(transformElem, XSLT_ELEMENT_XPATH); + + if (xsltElem == null) { + throw new MOAApplicationException("2215", null); + } + + return factory.createXSLTTransform(xsltElem); + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyCMSSignatureRequestParser.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyCMSSignatureRequestParser.java new file mode 100644 index 000000000..74d14b7cc --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyCMSSignatureRequestParser.java @@ -0,0 +1,169 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.io.InputStream; +import java.util.ArrayList; +import java.util.Date; +import java.util.List; +import java.util.StringTokenizer; + +import org.w3c.dom.Element; + +import at.gv.egovernment.moa.util.Base64Utils; +import at.gv.egovernment.moa.util.CollectionUtils; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.api.SPSSFactory; +import at.gv.egovernment.moa.spss.api.cmsverify.CMSContent; +import at.gv.egovernment.moa.spss.api.cmsverify.CMSDataObject; +import at.gv.egovernment.moa.spss.api.cmsverify.VerifyCMSSignatureRequest; +import at.gv.egovernment.moa.spss.api.common.MetaInfo; + +/** + * A parser to parse <code>VerifyCMSSignatureRequest</code> DOM trees into + * <code>VerifyCMSSignatureRequest</code> API objects. + * + * @author Patrick Peck + * @version $Id$ + */ +public class VerifyCMSSignatureRequestParser { + + // + // XPath expressions for selecting parts of the DOM message + // + private static final String MOA = Constants.MOA_PREFIX + ":"; + private static final String DATE_TIME_XPATH = MOA + "DateTime"; + private static final String CMS_SIGNATURE_XPATH = MOA + "CMSSignature"; + private static final String TRUST_PROFILE_ID_XPATH = MOA + "TrustProfileID"; + private static final String DATA_OBJECT_XPATH = MOA + "DataObject"; + private static final String META_INFO_XPATH = MOA + "MetaInfo"; + private static final String CONTENT_XPATH = MOA + "Content"; + private static final String BASE64_CONTENT_XPATH = MOA + "Base64Content"; + + /** The <code>SPSSFactory</code> for creating new API objects. */ + private SPSSFactory factory = SPSSFactory.getInstance(); + + /** + * Parse a <code>VerifyCMSSignatureRequest</code> DOM element, as defined + * by the MOA schema. + * + * @param requestElem The <code>VerifyCMSSignatureRequest</code> to parse. The + * request must have been successfully parsed against the schema for this + * method to succeed. + * @return A <code>VerifyCMSSignatureRequest</code> API objects containing + * the data from the DOM element. + * @throws MOAApplicationException An error occurred parsing the request. + */ + public VerifyCMSSignatureRequest parse(Element requestElem) + throws MOAApplicationException { + + int[] signatories = parseSignatories(requestElem); + Date dateTime = + RequestParserUtils.parseDateTime(requestElem, DATE_TIME_XPATH); + String cmsSignatureStr = + XPathUtils.getElementValue(requestElem, CMS_SIGNATURE_XPATH, ""); + CMSDataObject dataObject = parseDataObject(requestElem); + String trustProfileID = + XPathUtils.getElementValue(requestElem, TRUST_PROFILE_ID_XPATH, null); + InputStream cmsSignature = + Base64Utils.decodeToStream(cmsSignatureStr, true); + + return factory.createVerifyCMSSignatureRequest( + signatories, + dateTime, + cmsSignature, + dataObject, + trustProfileID); + } + + /** + * Parse the <code>Signatories</code> attribute contained in the + * <code>VerifyCMSSignatureRequest</code> DOM element. + * + * @param requestElem The <code>VerifyCMSSignatureRequest</code> DOM element. + * @return The signatories contained in the given + * <code>VerifyCMSSignatureRequest</code> DOM element. + */ + private int[] parseSignatories(Element requestElem) { + String signatoriesStr = requestElem.getAttribute("Signatories"); + + if ("all".equals(signatoriesStr)) { + return VerifyCMSSignatureRequest.ALL_SIGNATORIES; + } else { + StringTokenizer tokenizer = new StringTokenizer(signatoriesStr); + List signatoriesList = new ArrayList(); + int[] signatories; + + // put the signatories into a List + while (tokenizer.hasMoreTokens()) { + try { + signatoriesList.add(new Integer(tokenizer.nextToken())); + } catch (NumberFormatException e) { + // this cannot occur if the request has been validated + } + } + + // convert the List into an int array + signatories = CollectionUtils.toIntArray(signatoriesList); + + return signatories; + } + } + + /** + * Parse a the <code>DataObject</code> DOM element contained in a given + * <code>VerifyCMSSignatureRequest</code> DOM element. + * + * @param requestElem The <code>VerifyCMSSignatureRequest</code> DOM element + * to parse. + * @return The <code>CMSDataObject</code> API object containing the data + * from the <code>DataObject</code> DOM element. + */ + private CMSDataObject parseDataObject(Element requestElem) { + Element dataObjectElem = + (Element) XPathUtils.selectSingleNode(requestElem, DATA_OBJECT_XPATH); + + if (dataObjectElem != null) { + Element metaInfoElem = + (Element) XPathUtils.selectSingleNode(dataObjectElem, META_INFO_XPATH); + MetaInfo metaInfo = null; + Element contentElem = + (Element) XPathUtils.selectSingleNode(dataObjectElem, CONTENT_XPATH); + CMSContent content = parseContent(contentElem); + + if (metaInfoElem != null) { + metaInfo = RequestParserUtils.parseMetaInfo(metaInfoElem); + } + + return factory.createCMSDataObject(metaInfo, content); + } else { + return null; + } + + } + + /** + * Parse the content contained in a <code>CMSContentBaseType</code> kind of + * DOM element. + * + * @param contentElem The <code>CMSContentBaseType</code> kind of element to + * parse. + * @return A <code>CMSDataObject</code> API object containing the data + * from the given DOM element. + */ + private CMSContent parseContent(Element contentElem) { + Element base64ContentElem = + (Element) XPathUtils.selectSingleNode(contentElem, BASE64_CONTENT_XPATH); + + if (base64ContentElem != null) { + String base64Str = DOMUtils.getText(base64ContentElem); + InputStream binaryContent = Base64Utils.decodeToStream(base64Str, true); + return factory.createCMSContent(binaryContent); + } else { + return factory.createCMSContent( + contentElem.getAttribute("Reference")); + } + } +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyCMSSignatureResponseBuilder.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyCMSSignatureResponseBuilder.java new file mode 100644 index 000000000..3fc8f223d --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyCMSSignatureResponseBuilder.java @@ -0,0 +1,101 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.util.Iterator; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.MOASystemException; +import at.gv.egovernment.moa.spss.api.cmsverify.VerifyCMSSignatureResponse; +import at.gv.egovernment.moa.spss.api.cmsverify.VerifyCMSSignatureResponseElement; +import at.gv.egovernment.moa.spss.api.common.CheckResult; +import at.gv.egovernment.moa.spss.api.common.SignerInfo; + +/** + * Convert a <code>VerifyCMSSignatureResponse</code> API object into its + * XML representation, according to the MOA XML schema. + * + * @author Patrick Peck + * @version $Id$ + */ +public class VerifyCMSSignatureResponseBuilder { + /** The XML document containing the response element. */ + private Document responseDoc; + /** The response <code>VerifyCMSSignatureResponse</code> DOM element. */ + private Element responseElem; + + /** + * Create a new <code>VerifyCMSSignatureResponseBuilder</code>: + * + * @throws MOASystemException An error occurred setting up the resulting + * XML document. + */ + public VerifyCMSSignatureResponseBuilder() throws MOASystemException { + responseDoc = + ResponseBuilderUtils.createResponse("VerifyCMSSignatureResponse"); + responseElem = responseDoc.getDocumentElement(); + } + + /** + * Build a document containing a <code>VerifyCMSSignatureResponse</code> + * DOM element being the XML representation of the given + * <code>VerifyCMSSignatureResponse</code> API object. + * + * @param response The <code>VerifyCMSSignatureResponse</code> to convert + * to XML. + * @return A document containing the <code>VerifyCMSSignatureResponse</code> + * DOM element. + * @throws MOAApplicationException An error occurred building the response. + */ + public Document build(VerifyCMSSignatureResponse response) + throws MOAApplicationException { + + Iterator iter; + + for (iter = response.getResponseElements().iterator(); iter.hasNext();) { + VerifyCMSSignatureResponseElement responseElement = + (VerifyCMSSignatureResponseElement) iter.next(); + addResponseElement(responseElement); + } + + return responseDoc; + } + + /** + * Add an element to the response. + * + * @param responseElement The element to add to the response. + * @throws MOAApplicationException An error occurred adding the element. + */ + private void addResponseElement(VerifyCMSSignatureResponseElement responseElement) + throws MOAApplicationException { + + SignerInfo signerInfo = responseElement.getSignerInfo(); + CheckResult signatureCheck = responseElement.getSignatureCheck(); + CheckResult certCheck = responseElement.getCertificateCheck(); + + ResponseBuilderUtils.addSignerInfo( + responseDoc, + responseElem, + signerInfo.getSignerCertificate(), + signerInfo.isQualifiedCertificate(), + signerInfo.isPublicAuthority(), + signerInfo.getPublicAuhtorityID()); + + ResponseBuilderUtils.addCodeInfoElement( + responseDoc, + responseElem, + "SignatureCheck", + signatureCheck.getCode(), + signatureCheck.getInfo()); + + ResponseBuilderUtils.addCodeInfoElement( + responseDoc, + responseElem, + "CertificateCheck", + certCheck.getCode(), + certCheck.getInfo()); + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyXMLSignatureRequestParser.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyXMLSignatureRequestParser.java new file mode 100644 index 000000000..e736af522 --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyXMLSignatureRequestParser.java @@ -0,0 +1,275 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.util.ArrayList; +import java.util.Date; +import java.util.List; +import java.util.Map; + +import org.w3c.dom.Element; +import org.w3c.dom.traversal.NodeIterator; + +import at.gv.egovernment.moa.util.BoolUtils; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.api.SPSSFactory; +import at.gv.egovernment.moa.spss.api.common.Content; +import at.gv.egovernment.moa.spss.api.xmlverify.ReferenceInfo; +import at.gv.egovernment.moa.spss.api.xmlverify.SignatureManifestCheckParams; +import at.gv.egovernment.moa.spss.api.xmlverify.SupplementProfile; +import at.gv.egovernment.moa.spss.api.xmlverify.VerifySignatureInfo; +import at.gv.egovernment.moa.spss.api.xmlverify.VerifySignatureLocation; +import at.gv.egovernment.moa.spss.api.xmlverify.VerifyXMLSignatureRequest; + +/** + * @author Patrick Peck + * @version $Id$ + */ +public class VerifyXMLSignatureRequestParser { + + // + // XPath expressions for parsing parts of the request + // + private static final String MOA = Constants.MOA_PREFIX + ":"; + private static final String DATE_TIME_XPATH = MOA + "DateTime"; + private static final String RETURN_HASH_INPUT_DATA_XPATH = + MOA + "ReturnHashInputData"; + private static final String TRUST_PROFILE_ID_XPATH = MOA + "TrustProfileID"; + private static final String VERIFY_SIGNATURE_ENVIRONMENT_XPATH = + MOA + "VerifySignatureInfo/" + MOA + "VerifySignatureEnvironment"; + private static final String VERIFY_SIGNATURE_LOCATION_XPATH = + MOA + "VerifySignatureInfo/" + MOA + "VerifySignatureLocation"; + private static final String SUPPLEMENT_PROFILE_XPATH = + MOA + "SupplementProfile | " + MOA + "SupplementProfileID"; + private static final String SIGNATURE_MANIFEST_CHECK_PARAMS_XPATH = + MOA + "SignatureManifestCheckParams"; + private static final String VERIFY_TRANSFORMS_INFO_PROFILE_XPATH = + (MOA + "VerifyTransformsInfoProfile | ") + + (MOA + "VerifyTransformsInfoProfileID"); + private static final String REFERENCE_INFO_XPATH = MOA + "ReferenceInfo"; + + /** The <code>SPSSFactory</code> for creating new API objects. */ + private SPSSFactory factory = SPSSFactory.getInstance(); + + + /** + * Parse a <code>VerifyXMLSignatureRequest</code> DOM element, as defined + * by the MOA schema. + * + * @param requestElem The <code>VerifyXMLSignatureRequest</code> to parse. The + * request must have been successfully parsed against the schema for this + * method to succeed. + * @return A <code>VerifyXMLSignatureRequest</code> API object containing + * the data from the DOM element. + * @throws MOAApplicationException An error occurred parsing the request. + */ + public VerifyXMLSignatureRequest parse(Element requestElem) + throws MOAApplicationException { + + Date dateTime = + RequestParserUtils.parseDateTime(requestElem, DATE_TIME_XPATH); + VerifySignatureInfo verifySignatureInfo = + parseVerifySignatureInfo(requestElem); + List supplementProfiles = parseSupplementProfiles(requestElem); + SignatureManifestCheckParams signatureManifestCheckParams = + parseSignatureManifestCheckParams(requestElem); + boolean returnHashInputData = + XPathUtils.selectSingleNode(requestElem, RETURN_HASH_INPUT_DATA_XPATH) + != null; + String trustProfileID = + XPathUtils.getElementValue(requestElem, TRUST_PROFILE_ID_XPATH, null); + + return factory.createVerifyXMLSignatureRequest( + dateTime, + verifySignatureInfo, + supplementProfiles, + signatureManifestCheckParams, + returnHashInputData, + trustProfileID); + } + + /** + * Parse the <code>VerifySignatureInfo</code> DOM element contained in + * the <code>VerifyXMLSignatureRequest</code> DOM element. + * + * @param requestElem The <code>VerifyXMLSignatureRequest</code> DOM element + * containing the <code>VerifySignatureInfo</code> DOM element. + * @return The <code>VerifySignatureInfo</code> API object containing the + * data from the DOM element. + */ + private VerifySignatureInfo parseVerifySignatureInfo(Element requestElem) { + Element verifySignatureEnvironmentElem = + (Element) XPathUtils.selectSingleNode( + requestElem, + VERIFY_SIGNATURE_ENVIRONMENT_XPATH); + Content verifySignatureEnvironment = + RequestParserUtils.parseContent(verifySignatureEnvironmentElem); + VerifySignatureLocation verifySignatureLocation = + parseVerifySignatureLocation(requestElem); + + return factory.createVerifySignatureInfo( + verifySignatureEnvironment, + verifySignatureLocation); + } + + /** + * Parse the <code>VerifySignatureLocation</code> DOM element contained + * in the given <code>VerifyXMLSignatureRequest</code> DOM element. + * + * @param requestElem The <code>VerifyXMLSignatureRequst</code> DOM element. + * @return The <code>VerifySignatureLocation</code> API object containing the + * data from the DOM element. + */ + private VerifySignatureLocation parseVerifySignatureLocation(Element requestElem) { + Element locationElem = + (Element) XPathUtils.selectSingleNode( + requestElem, + VERIFY_SIGNATURE_LOCATION_XPATH); + String xPathExpression = DOMUtils.getText(locationElem); + Map namespaceDeclarations = DOMUtils.getNamespaceDeclarations(locationElem); + + return factory.createVerifySignatureLocation( + xPathExpression, + namespaceDeclarations); + } + + /** + * Parse the supplement profiles contained in the given + * <code>VerifyXMLSignatureRequest</code> DOM element. + * + * @param requestElem The <code>VerifyXMLSignatureRequest</code> DOM element. + * @return A <code>List</code> of <code>SupplementProfile</code> API objects + * containing the data from the <code>SupplementProfile</code> DOM elements. + */ + private List parseSupplementProfiles(Element requestElem) { + List supplementProfiles = new ArrayList(); + NodeIterator profileElems = + XPathUtils.selectNodeIterator(requestElem, SUPPLEMENT_PROFILE_XPATH); + Element profileElem; + + while ((profileElem = (Element) profileElems.nextNode()) != null) { + SupplementProfile profile; + + if ("SupplementProfile".equals(profileElem.getLocalName())) { + ProfileParser profileParser = new ProfileParser(); + profile = profileParser.parseSupplementProfile(profileElem); + } else { + String profileID = DOMUtils.getText(profileElem); + profile = factory.createSupplementProfile(profileID); + } + supplementProfiles.add(profile); + } + return supplementProfiles; + } + + /** + * Parse the <code>SignatureManifestCheckParams</code> DOM element contained + * in the given <code>VerifyXMLSignatureRequest</code> DOM element. + * @param requestElem The <code>VerifyXMLSignatureRequest</code> DOM element. + * @return The <code>SignatureManifestCheckParams</code> API object containing + * the data from the <code>SignatureManifestCheckParams</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>SignatureManifestCheckParams</code> DOM element. + */ + private SignatureManifestCheckParams parseSignatureManifestCheckParams(Element requestElem) + throws MOAApplicationException { + Element paramsElem = + (Element) XPathUtils.selectSingleNode( + requestElem, + SIGNATURE_MANIFEST_CHECK_PARAMS_XPATH); + + if (paramsElem != null) { + String returnReferenceInputDataStr = + paramsElem.getAttribute("ReturnReferenceInputData"); + boolean returnReferencInputData = + BoolUtils.valueOf(returnReferenceInputDataStr); + List referenceInfos = parseReferenceInfos(paramsElem); + + return factory.createSignatureManifestCheckParams( + referenceInfos, + returnReferencInputData); + } else { + return null; + } + } + + /** + * Parse the <code>ReferenceInfo</code> DOM elements contained in a + * <code>SignatureManifestCheckParams</code> DOM element. + * + * @param paramsElem The <code>SignatureManifestCheckParams</code> DOM element + * containing the <code>ReferenceInfo</code> DOM elements. + * @return A <code>List</code> of <code>RefernceInfo</code> API objects + * containing the data from the <code>ReferenceInfo</code> DOM elements. + * @throws MOAApplicationException An error occurred parsing the + * <code>ReferenceInfo</code> DOM elements. + */ + private List parseReferenceInfos(Element paramsElem) + throws MOAApplicationException { + + List referenceInfos = new ArrayList(); + NodeIterator refInfoElems = + XPathUtils.selectNodeIterator(paramsElem, REFERENCE_INFO_XPATH); + Element refInfoElem; + + while ((refInfoElem = (Element) refInfoElems.nextNode()) != null) { + ReferenceInfo referenceInfo = parseReferenceInfo(refInfoElem); + + referenceInfos.add(referenceInfo); + } + + return referenceInfos; + } + + /** + * Parse a <code>ReferenceInfo</code> DOM element. + * + * @param refInfoElem The <code>ReferenceInfo</code> DOM element to parse. + * @return The <code>ReferenceInfo</code> API object containing the data + * from the given <code>ReferenceInfo</code> DOM element. + * @throws MOAApplicationException An error occurred parsing the + * <code>ReferenceInfo</code> DOM element. + */ + private ReferenceInfo parseReferenceInfo(Element refInfoElem) + throws MOAApplicationException { + List profiles = parseVerifyTransformsInfoProfiles(refInfoElem); + return factory.createReferenceInfo(profiles); + } + + /** + * Parse the <code>VerifyTransformsInfoProfile</code> DOM elements contained + * in a <code>ReferenceInfo</code> DOM element. + * + * @param refInfoElem <code>ReferenceInfo</code> DOM element containing + * the <code>VerifyTransformsInfoProfile</code> DOM elements. + * @return A <code>List</code> of <code>VerifyTransformsInfoProfile</code> + * API objects containing the profile data. + * @throws MOAApplicationException An error occurred building the + * <code>VerifyTransformsInfoProfile</code>s. + */ + private List parseVerifyTransformsInfoProfiles(Element refInfoElem) + throws MOAApplicationException { + + List profiles = new ArrayList(); + NodeIterator profileElems = + XPathUtils.selectNodeIterator( + refInfoElem, + VERIFY_TRANSFORMS_INFO_PROFILE_XPATH); + Element profileElem; + + while ((profileElem = (Element) profileElems.nextNode()) != null) { + if ("VerifyTransformsInfoProfile".equals(profileElem.getLocalName())) { + ProfileParser profileParser = new ProfileParser(); + profiles.add( + profileParser.parseVerifyTransformsInfoProfile(profileElem)); + } else { + String profileID = DOMUtils.getText(profileElem); + profiles.add(factory.createVerifyTransformsInfoProfile(profileID)); + } + } + return profiles; + } + +} diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyXMLSignatureResponseBuilder.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyXMLSignatureResponseBuilder.java new file mode 100644 index 000000000..56bcf63fa --- /dev/null +++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/VerifyXMLSignatureResponseBuilder.java @@ -0,0 +1,300 @@ +package at.gv.egovernment.moa.spss.api.xmlbind; + +import java.io.IOException; +import java.util.Iterator; +import java.util.List; + +import org.w3c.dom.Document; +import org.w3c.dom.DocumentFragment; +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; + +import at.gv.egovernment.moa.util.Base64Utils; +import at.gv.egovernment.moa.util.Constants; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.MOASystemException; +import at.gv.egovernment.moa.spss.api.common.Content; +import at.gv.egovernment.moa.spss.api.common.ContentBinary; +import at.gv.egovernment.moa.spss.api.common.ContentXML; +import at.gv.egovernment.moa.spss.api.xmlverify.ManifestRefsCheckResult; +import at.gv.egovernment.moa.spss.api.xmlverify.ReferencesCheckResult; +import at.gv.egovernment.moa.spss.api.xmlverify.VerifyXMLSignatureResponse; + +/** + * Convert a <code>VerifyXMLSignatureResponse</code> API object into its + * XML representation, according to the MOA XML schema. + * + * @author Patrick Peck + * @version $Id$ + */ +public class VerifyXMLSignatureResponseBuilder { + private static final String MOA_NS_URI = Constants.MOA_NS_URI; + + /** The XML document containing the response element. */ + private Document responseDoc; + /** The response <code>VerifyXMLSignatureResponse</code> DOM element. */ + private Element responseElem; + + /** + * Create a new <code>VerifyXMLSignatureResponseBuilder</code>: + * + * @throws MOASystemException An error occurred setting up the resulting + * XML document. + */ + public VerifyXMLSignatureResponseBuilder() throws MOASystemException { + responseDoc = + ResponseBuilderUtils.createResponse("VerifyXMLSignatureResponse"); + responseElem = responseDoc.getDocumentElement(); + } + + /** + * Build a document containing a <code>VerifyXMLSignatureResponse</code> + * DOM element being the XML representation of the given + * <code>VerifyXMLSignatureResponse</code> API object. + * + * @param response The <code>VerifyXMLSignatureResponse</code> to convert + * to XML. + * @return A document containing the <code>VerifyXMLSignatureResponse</code> + * DOM element. + * @throws MOAApplicationException An error occurred building the response. + */ + public Document build(VerifyXMLSignatureResponse response) + throws MOAApplicationException { + + Iterator iter; + List responseData; + + // add the SignerInfo + ResponseBuilderUtils.addSignerInfo( + responseDoc, + responseElem, + response.getSignerInfo().getSignerCertificate(), + response.getSignerInfo().isQualifiedCertificate(), + response.getSignerInfo().isPublicAuthority(), + response.getSignerInfo().getPublicAuhtorityID()); + + // add HashInputData elements + responseData = response.getHashInputDatas(); + if (responseData != null && !responseData.isEmpty()) { + for (iter = responseData.iterator(); iter.hasNext();) { + Content content = (Content) iter.next(); + addContent("HashInputData", content); + } + } + + // add ReferenceInputData elements + responseData = response.getReferenceInputDatas(); + if (responseData != null && !responseData.isEmpty()) { + for (iter = responseData.iterator(); iter.hasNext();) { + Content content = (Content) iter.next(); + addContent("ReferenceInputData", content); + } + } + + // add the SignatureCheck + addReferencesCheckResult("SignatureCheck", response.getSignatureCheck()); + + // add the SignatureManifestCheck + if (response.getSignatureManifestCheck() != null) { + addReferencesCheckResult( + "SignatureManifestCheck", + response.getSignatureManifestCheck()); + } + + // add the XMLDsigManifestChecks + responseData = response.getXMLDsigManifestChecks(); + if (responseData != null && !responseData.isEmpty()) { + for (iter = responseData.iterator(); iter.hasNext();) { + ManifestRefsCheckResult checkResult = + (ManifestRefsCheckResult) iter.next(); + addManifestRefsCheckResult("XMLDSIGManifestCheck", checkResult); + } + } + + // add the CertificateCheck + ResponseBuilderUtils.addCodeInfoElement( + responseDoc, + responseElem, + "CertificateCheck", + response.getCertificateCheck().getCode(), + response.getCertificateCheck().getInfo()); + + return responseDoc; + } + + /** + * Add an element of type <code>ContentBaseType</code> to the response. + * + * @param elementName The name of the element. + * @param content The <code>Content</code> to add. Based on the type of + * the <code>Content</code>, either a <code>Base64Content</code> element + * or a <code>XMLContent</code> subelement will be added. A + * <code>ContentBinary</code> of type <code>BinaryDataObject</code> will be + * added as a <code>Base64Content</code> child element. + * <code>ContentXML</code> will be added as <code>XMLContent</code> child + * element. + * @throws MOAApplicationException An error occurred adding the content. + */ + private void addContent(String elementName, Content content) + throws MOAApplicationException { + + Element contentElem = responseDoc.createElementNS(MOA_NS_URI, elementName); + + switch (content.getContentType()) { + case Content.XML_CONTENT : + ContentXML contentXml = (ContentXML) content; + NodeList nodes = contentXml.getXMLContent(); + Element xmlElem; + int i; + + xmlElem = responseDoc.createElementNS(MOA_NS_URI, "XMLContent"); + //xmlElem.setAttributeNS(XML_NS_URI, "xml:space", "preserve"); + xmlElem.setAttribute("xml:space", "preserve"); + + for (i = 0; i < nodes.getLength(); i++) { + xmlElem.appendChild(responseDoc.importNode(nodes.item(i), true)); + } + contentElem.appendChild(xmlElem); + responseElem.appendChild(contentElem); + break; + case Content.BINARY_CONTENT : + Element binaryElem = + responseDoc.createElementNS(MOA_NS_URI, "Base64Content"); + ContentBinary contentBinary = (ContentBinary) content; + String base64Str; + + try { + base64Str = Base64Utils.encode(contentBinary.getBinaryContent()); + } catch (IOException e) { + throw new MOAApplicationException("2200", null, e); + } + binaryElem.appendChild(responseDoc.createTextNode(base64Str)); + contentElem.appendChild(binaryElem); + responseElem.appendChild(contentElem); + break; + } + } + + /** + * Add a <code>ReferencesCheckResult</code> to the response. + * + * @param elementName The DOM element name to use. + * @param checkResult The <code>ReferencesCheckResult</code> to add. + */ + private void addReferencesCheckResult( + String elementName, + ReferencesCheckResult checkResult) { + + NodeList info = null; + + if (checkResult.getInfo() != null) { + DocumentFragment fragment = responseDoc.createDocumentFragment(); + NodeList anyOtherInfo = checkResult.getInfo().getAnyOtherInfo(); + int[] failedReferences = checkResult.getInfo().getFailedReferences(); + + if (anyOtherInfo != null) { + addAnyOtherInfo(fragment, checkResult.getInfo().getAnyOtherInfo()); + } + + if (failedReferences != null) { + addFailedReferences(fragment, failedReferences); + } + + info = fragment.getChildNodes(); + } + + ResponseBuilderUtils.addCodeInfoElement( + responseDoc, + responseElem, + elementName, + checkResult.getCode(), + info); + } + + + /** + * Add a <code>ManifestRefsCheckResult</code> to the response. + * + * @param elementName The DOM element name to use. + * @param checkResult The <code>ManifestRefsCheckResult</code> to add. + */ + private void addManifestRefsCheckResult( + String elementName, + ManifestRefsCheckResult checkResult) { + + DocumentFragment fragment = responseDoc.createDocumentFragment(); + NodeList anyOtherInfo = checkResult.getInfo().getAnyOtherInfo(); + int[] failedReferences = checkResult.getInfo().getFailedReferences(); + Element referringSigRefElem; + String referringSigRefStr; + + // add any other elements + if (anyOtherInfo != null) { + addAnyOtherInfo(fragment, checkResult.getInfo().getAnyOtherInfo()); + } + + // add the failed references + if (failedReferences != null) { + addFailedReferences(fragment, failedReferences); + } + + // add the ReferringSigReference + referringSigRefElem = + responseDoc.createElementNS(MOA_NS_URI, "ReferringSigReference"); + referringSigRefStr = + Integer.toString(checkResult.getInfo().getReferringSignatureReference()); + referringSigRefElem.appendChild( + responseDoc.createTextNode(referringSigRefStr)); + fragment.appendChild(referringSigRefElem); + + // add XMLDSIGManifestCheckResult to the response + ResponseBuilderUtils.addCodeInfoElement( + responseDoc, + responseElem, + elementName, + checkResult.getCode(), + fragment.getChildNodes()); + } + + /** + * Add arbitrary XML content to a DOM <code>DocumentFragment</code>. + * + * @param fragment The fragment to add the XML content to. + * @param anyOtherInfo The XML content to add. + */ + private void addAnyOtherInfo( + DocumentFragment fragment, + NodeList anyOtherInfo) { + + int i; + + for (i = 0; i < anyOtherInfo.getLength(); i++) { + fragment.appendChild(responseDoc.importNode(anyOtherInfo.item(i), true)); + } + } + + /** + * Add the failed references as <code>FailedReference</code> DOM elements to + * the fragment. + * + * @param fragment The DOM document fragment to add the + * <code>FailedReference</code> elements to. + * @param failedReferences The indexes of the failed references. + */ + private void addFailedReferences( + DocumentFragment fragment, + int[] failedReferences) { + Element failedReferenceElem; + int i; + + for (i = 0; i < failedReferences.length; i++) { + failedReferenceElem = + responseDoc.createElementNS(MOA_NS_URI, "FailedReference"); + failedReferenceElem.appendChild( + responseDoc.createTextNode(Integer.toString(failedReferences[i]))); + fragment.appendChild(failedReferenceElem); + } + } + +} |