diff options
Diffstat (limited to 'pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework')
17 files changed, 2896 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/FoundBlock.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/FoundBlock.java new file mode 100644 index 0000000..4076129 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/FoundBlock.java @@ -0,0 +1,230 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: FoundBlock.java,v 1.2 2006/10/31 08:07:29 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import at.knowcenter.wag.egov.egiz.sig.SignatureTypeDefinition;
+import at.knowcenter.wag.egov.egiz.sig.SignatureTypes;
+
+/**
+ * Contains all the information about a found Block in text extracton.
+ *
+ * <p>
+ * This is basically the ordered list of found captions.
+ * </p>
+ *
+ * @author wprinz
+ */
+public class FoundBlock
+{
+ /**
+ * The ordered list of found keys.
+ */
+ public List found_keys = null;
+
+ /**
+ * The end index of the block.
+ */
+ public int end_index = 0;
+
+ /**
+ * The type of the block.
+ */
+ public SignatureTypeDefinition std = null;
+
+ /**
+ * Returns the first key of this block.
+ *
+ * @return Returns the first key of this block.
+ */
+ public FoundKey getFirstKey()
+ {
+ return (FoundKey) this.found_keys.get(found_keys.size() - 1);
+ }
+
+ /**
+ * Returns the last key of this block.
+ *
+ * @return Returns the last key of this block.
+ */
+ public FoundKey getLastKey()
+ {
+ return (FoundKey) this.found_keys.get(0);
+ }
+
+ /**
+ * Returns the size of this block.
+ *
+ * <p>
+ * Note that this doesn't give the exact size of the block, but rather a value
+ * suirable for comparison.
+ * </p>
+ *
+ * @return Returns the size of this block.
+ */
+ public int getSize()
+ {
+ int size = getLastKey().start_index - getFirstKey().start_index;
+ return size;
+ }
+
+ /**
+ * @see java.lang.Object#toString()
+ */
+ public String toString()
+ {
+ return "FoundBlock: std=" + this.std.getType() + ", #=" + this.found_keys.size() + ", size = " + getSize();
+ }
+
+ /**
+ * Tells, if this block is semantically equal to the other block.
+ *
+ * Two blocks are semantically equal, if all the required fields (except SIG_ID) have the
+ * same captions in the same order.
+ *
+ * @param other_block
+ * The other block.
+ * @return Returns true, of this block is semantically equal to the other one,
+ * false otherwise.
+ */
+ public boolean isSemanticallyEqual(FoundBlock other_block)
+ {
+ return this.std.isSemanticallyEqual(other_block.std);
+
+// List this_keys = filterOutNonRequiredFoundKeys(filterOutSIG_ID(this.found_keys));
+// List other_keys = filterOutNonRequiredFoundKeys(filterOutSIG_ID(other_block.found_keys));
+//
+// if (this_keys.size() != other_keys.size())
+// {
+// return false;
+// }
+//
+// for (int i = 0; i < this_keys.size(); i++)
+// {
+// FoundKey this_found_key = (FoundKey) this_keys.get(i);
+// FoundKey other_found_key = (FoundKey) other_keys.get(i);
+//
+// if (!this_found_key.isSemanticallyEqual(other_found_key))
+// {
+// return false;
+// }
+// }
+// return true;
+ }
+
+ /**
+ * Filters out all non required keys from the List of found keys.
+ *
+ * @param found_keys The List of found keys.
+ *
+ * @return Returns the subset List which contains only the required keys.
+ */
+ protected static List filterOutNonRequiredFoundKeys (List found_keys)
+ {
+ List required_found_keys = new ArrayList(found_keys.size());
+ for (int i = 0; i < found_keys.size(); i++)
+ {
+ FoundKey this_found_key = (FoundKey) found_keys.get(i);
+
+ if (!SignatureTypes.isRequiredKey(this_found_key.key))
+ {
+ continue;
+ }
+
+ required_found_keys.add(this_found_key);
+ }
+ return required_found_keys;
+ }
+
+ /**
+ * Filters out a SIG_ID found key.
+ * @param found_keys The List of found keys.
+ * @return Returns the subset List which contains all keys but the SIG_ID.
+ */
+ protected static List filterOutSIG_ID (List found_keys)
+ {
+ List nonsigid_found_keys = new ArrayList(found_keys.size());
+ for (int i = 0; i < found_keys.size(); i++)
+ {
+ FoundKey this_found_key = (FoundKey) found_keys.get(i);
+
+ if (this_found_key.key.equals(SignatureTypes.SIG_ID))
+ {
+ continue;
+ }
+
+ nonsigid_found_keys.add(this_found_key);
+ }
+ return nonsigid_found_keys;
+ }
+
+ /**
+ * Tells, if this block is strictly semantically equal to the other block.
+ *
+ * Two blocks are strictly semantically equal, if they contain the same keys with the
+ * same captions in the same order.
+ *
+ * @param other_block
+ * The other block.
+ * @return Returns true, of this block is semantically equal to the other one,
+ * false otherwise.
+ */
+ public boolean isStrictlySemanticallyEqual(FoundBlock other_block)
+ {
+ if (this.found_keys.size() != other_block.found_keys.size())
+ {
+ return false;
+ }
+
+ for (int i = 0; i < this.found_keys.size(); i++)
+ {
+ FoundKey this_found_key = (FoundKey) this.found_keys.get(i);
+ FoundKey other_found_key = (FoundKey) other_block.found_keys.get(i);
+
+ if (!this_found_key.isSemanticallyEqual(other_found_key))
+ {
+ return false;
+ }
+ }
+ return true;
+ }
+
+
+ public FoundKey getDateFoundKey ()
+ {
+ for (int i = 0; i < this.found_keys.size(); i++)
+ {
+ FoundKey found_key = (FoundKey) this.found_keys.get(i);
+ if (found_key.key.equals(SignatureTypes.SIG_DATE))
+ {
+ return found_key;
+ }
+ }
+ throw new RuntimeException("There is no SIG_DATE in the list of found_keys. This must not happen.");
+ }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/FoundKey.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/FoundKey.java new file mode 100644 index 0000000..b8e9609 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/FoundKey.java @@ -0,0 +1,104 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: FoundKey.java,v 1.1 2006/08/25 17:07:21 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+/**
+ * Holds the information of one found key.
+ * @author wprinz
+ */
+public class FoundKey
+{
+ /**
+ * The type of the key.
+ */
+ public String key = null;
+
+ /**
+ * The caption of the key.
+ */
+ public String caption = null;
+
+ /**
+ * The start index of the caption in the text.
+ */
+ public int start_index = -1;
+
+ /**
+ *
+ * @param key The type of the key.
+ * @param caption The caption of the key.
+ * @param start_index The start index of the caption in the text.
+ */
+ public FoundKey(String key, String caption, int start_index)
+ {
+ this.key = key;
+ this.caption = caption;
+ this.start_index = start_index;
+ }
+
+ /**
+ * Returns the key.
+ * @return Returns the key.
+ */
+ public String getKey()
+ {
+ return this.key;
+ }
+
+ /**
+ * Returns the start_index.
+ * @return Returns the start_index.
+ */
+ public int getStartIndex()
+ {
+ return this.start_index;
+ }
+
+ /**
+ * @see java.lang.Object#toString()
+ */
+ public String toString()
+ {
+ return this.key + "(" + this.caption + ")@" + this.start_index;
+ }
+
+ /**
+ * Tells, if this FoundKey is semantically equal to the other FoundKey.
+ *
+ * <p>
+ * Two FoundKeys are semantically equal if their key and caption are the same.
+ * </p>
+ *
+ * @param other_found_key
+ * The other FoundKey.
+ * @return Returns true if the two keys are semantically equal.
+ */
+ public boolean isSemanticallyEqual(FoundKey other_found_key)
+ {
+ return this.key.equals(other_found_key.key) && this.caption.equals(other_found_key.caption);
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignResult.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignResult.java new file mode 100644 index 0000000..5471d86 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignResult.java @@ -0,0 +1,104 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: SignResult.java,v 1.1 2006/08/25 17:07:21 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import java.io.Serializable;
+
+/**
+ * This class holds the signed document, which is given by the mime type and the
+ * binary data.
+ *
+ * @author wprinz
+ */
+public class SignResult implements Serializable
+{
+ /**
+ * SVUID.
+ */
+ private static final long serialVersionUID = -6664489317508509973L;
+
+ /**
+ * The mime type of the data specifying the type of the document.
+ */
+ protected String mime_type = null;
+
+ /**
+ * The binary data of the document.
+ */
+ protected byte[] data = null;
+
+ /**
+ * Constructor.
+ *
+ * @param document_mime_type
+ * The mime type of the data specifying the type of the document.
+ * @param document_data
+ * The binary data of the document.
+ */
+ public SignResult(String document_mime_type, byte[] document_data)
+ {
+ if (document_mime_type == null || document_mime_type.length() == 0)
+ {
+ throw new IllegalArgumentException("Please provide a valid Mime Type for the SignResult. " + document_mime_type);
+ }
+ if (document_data == null)
+ {
+ throw new IllegalArgumentException("Please provide document data. " + document_data);
+ }
+
+ this.mime_type = document_mime_type;
+ this.data = document_data;
+ }
+
+ /**
+ * Returns the binary data.
+ *
+ * @return Returns the binary data.
+ */
+ public byte[] getData()
+ {
+ return this.data;
+ }
+
+ /**
+ * Returns the mime type.
+ *
+ * @return Returns the mime type.
+ */
+ public String getMimeType()
+ {
+ return this.mime_type;
+ }
+
+ /**
+ * @see java.lang.Object#toString()
+ */
+ public String toString()
+ {
+ return "SignResult:" + this.mime_type + "," + this.data.length;
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/Signator.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/Signator.java new file mode 100644 index 0000000..88a6ea1 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/Signator.java @@ -0,0 +1,93 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: Signator.java,v 1.1 2006/08/25 17:07:21 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation;
+import at.knowcenter.wag.egov.egiz.pdf.TablePos;
+
+/**
+ * The basic interface for signator algorithms.
+ *
+ * @author wprinz
+ */
+public interface Signator
+{
+ /**
+ * Returns the PdfASID of this Connector.
+ *
+ * <p>
+ * This should always return the MY_ID static field of the connector. Dont't
+ * forget to override this.
+ * </p>
+ * <p>
+ * Within connector code always use this method so that code reuse through
+ * derivation can take place correctly.
+ * </p>
+ *
+ * @return Returns the PdfASID of this Connector.
+ */
+ public PdfASID getMyId();
+
+ /**
+ * This is called before the data is sent to the connector.
+ *
+ * @param pdf
+ * The PDF document to be signed.
+ * @param signature_type
+ * The type/profile of the signature to apply.
+ * @param pos
+ * The table position. If null, the position is read from the
+ * profile, if this is null too, the position is computed.
+ * @param has_SIG_ID
+ * Tells the algorithm, id a SIG_ID field will be required after
+ * signing. Algorithms with fixed formatted signature blocks need to
+ * know this.
+ * @return Returns the IncrementalUpdateInformation.
+ * @throws PresentableException
+ * Forwarded exception.
+ */
+ public IncrementalUpdateInformation prepareSign(PdfDataSource pdfDataSource,
+ String signature_type, TablePos pos, boolean has_SIG_ID) throws PresentableException;
+
+ /**
+ * This is called after the data has been signed by the connector.
+ *
+ * <p>
+ * Replaces all the left out placeholders with their values retrieved from the
+ * signation process.
+ * </p>
+ *
+ * @param iui
+ * The IncrementalUpdateInformation.
+ * @throws PDFDocumentException
+ * Forwarded exception.
+ */
+ public SignResult finishSign(IncrementalUpdateInformation iui) throws PresentableException;
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java new file mode 100644 index 0000000..ccb414d --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java @@ -0,0 +1,226 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: SignatorFactory.java,v 1.2 2006/08/30 14:02:35 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import at.gv.egiz.pdfas.impl.signator.textual.TextualSignator_1_2_0;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.exceptions.SignatorFactoryException;
+import at.knowcenter.wag.egov.egiz.framework.signators.BinarySignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.BinarySignator_1_1_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.DetachedSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.DetachedfTextualSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.TextualSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.TextualSignator_1_1_0;
+
+/**
+ * This factory creates instances of Signator classes corresponding to the given
+ * PdfAS Algorithm IDs.
+ *
+ * @author wprinz
+ */
+public abstract class SignatorFactory
+{
+ /**
+ * The Vendor.
+ */
+ public static final String VENDOR = "bka.gv.at"; //$NON-NLS-1$
+
+ /**
+ * The binary Signator algorithm.
+ */
+ public static final String TYPE_BINARY = "binaer"; //$NON-NLS-1$
+
+ /**
+ * The textual Signator algorithm.
+ */
+ public static final String TYPE_TEXTUAL = "text"; //$NON-NLS-1$
+
+ /**
+ * This signator is only for testing the framework.
+ */
+ public static final String TYPE_TEST = "testalgo"; //$NON-NLS-1$
+
+ /**
+ * This signator is only for testing the framework.
+ */
+ public static final String TYPE_DETACHED_TEXTUAL = "detachedtext"; //$NON-NLS-1$
+
+ /**
+ * This application's current algorithm versions.
+ */
+ public static final String VERSION_1_0_0 = "v1.0.0"; //$NON-NLS-1$
+
+ /**
+ * This application's current algorithm versions.
+ */
+ public static final String VERSION_1_1_0 = "v1.1.0"; //$NON-NLS-1$
+
+ /**
+ * This application's current algorithm versions.
+ */
+ public static final String VERSION_1_2_0 = "v1.2.0"; //$NON-NLS-1$
+
+
+ /**
+ * The most recent binary algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_BINARY_SIGNATOR_ID = BinarySignator_1_1_0.MY_ID;
+
+ /**
+ * The most recent textual algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_TEXTUAL_SIGNATOR_ID = TextualSignator_1_2_0.MY_ID;
+
+ /**
+ * The most recent test algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_DETACHED_SIGNATOR_ID = DetachedfTextualSignator_1_0_0.MY_ID;
+
+ /**
+ * The most recent test algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_DETACHEDTEXT_SIGNATOR_ID = DetachedfTextualSignator_1_0_0.MY_ID;
+
+
+ /**
+ * Creates a Signator for the given ID.
+ *
+ * @param id
+ * The ID of the Signator to be created.
+ * @return Returns the created Signator object.
+ * @throws SignatorFactoryException
+ * Thrown, if there is no appropriate Signator for the given ID.
+ */
+ public static Signator createSignator(PdfASID id) throws SignatorFactoryException
+ {
+ if (!id.getVendor().equals(VENDOR))
+ {
+ throw new SignatorFactoryException("The vendor '" + id.getVendor() + "' is unrecognized by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+ }
+
+ if (id.getType().equals(TYPE_BINARY))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new BinarySignator_1_0_0();
+ }
+ if (id.getVersion().equals(VERSION_1_1_0))
+ {
+ return new BinarySignator_1_1_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ if (id.getType().equals(TYPE_TEXTUAL))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new TextualSignator_1_0_0();
+ }
+ if (id.getVersion().equals(VERSION_1_1_0))
+ {
+ return new TextualSignator_1_1_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ if (id.getType().equals(TYPE_TEST))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new DetachedSignator_1_0_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ if (id.getType().equals(TYPE_DETACHED_TEXTUAL))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new DetachedfTextualSignator_1_0_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ throw new SignatorFactoryException("The type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+ }
+
+ /**
+ * Creates the most recent signator the application provides for the given
+ * type.
+ *
+ * @param signator_type
+ * The type of the signator to be created (see the type field of
+ * PdfASID).
+ * @return Returns the created Signator instance.
+ * @throws SignatorFactoryException
+ * Thrown, if the type is unknown.
+ */
+ public static Signator createMostRecentSignator(String signator_type) throws SignatorFactoryException
+ {
+ PdfASID id = null;
+ if (signator_type.equals(TYPE_BINARY))
+ {
+ id = MOST_RECENT_BINARY_SIGNATOR_ID;
+ }
+ if (signator_type.equals(TYPE_TEXTUAL))
+ {
+ id = MOST_RECENT_TEXTUAL_SIGNATOR_ID;
+ }
+ if (signator_type.equals(TYPE_TEST))
+ {
+ id = MOST_RECENT_TEXTUAL_SIGNATOR_ID;
+ }
+
+ if (id == null)
+ {
+ throw new SignatorFactoryException("The type '" + signator_type + "' is not supported by this SignatorFactory."); //$NON-NLS-1$ //$NON-NLS-2$
+ }
+
+ return createSignator(id);
+ }
+
+ /**
+ * Returns the list of available Signator algorithms of this application.
+ *
+ * <p>
+ * Use createMostRecentSignator to create the most recent signator for the
+ * type.
+ * </p>
+ *
+ * @return Returns the list of available Signator algorithms of this
+ * application.
+ */
+ public static String[] getAvailableTyes()
+ {
+ String[] types = new String[] { TYPE_BINARY, TYPE_TEXTUAL, TYPE_TEST };
+ return types;
+ }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/VerificationFilter.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/VerificationFilter.java new file mode 100644 index 0000000..0bab96f --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/VerificationFilter.java @@ -0,0 +1,569 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: VerificationFilter.java,v 1.5 2006/10/31 08:07:20 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import java.io.IOException;
+import java.io.PrintStream;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import at.gv.egiz.pdfas.exceptions.ErrorCode;
+import at.gv.egiz.pdfas.impl.vfilter.VerificationFilterImpl;
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.cfg.ConfigLogger;
+import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
+import at.knowcenter.wag.egov.egiz.exceptions.InvalidIDException;
+import at.knowcenter.wag.egov.egiz.exceptions.NormalizeException;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.exceptions.SignatureException;
+import at.knowcenter.wag.egov.egiz.exceptions.SignatureTypesException;
+import at.knowcenter.wag.egov.egiz.framework.verificators.BinaryVerificator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.verificators.TextualVerificator_1_0_0;
+import at.knowcenter.wag.egov.egiz.pdf.AbsoluteTextSignature;
+import at.knowcenter.wag.egov.egiz.pdf.BinarySignature;
+import at.knowcenter.wag.egov.egiz.pdf.Placeholder;
+import at.knowcenter.wag.egov.egiz.pdf.SignatureHolder;
+import at.knowcenter.wag.egov.egiz.pdf.StringInfo;
+import at.knowcenter.wag.egov.egiz.pdf.TextualSignatureHolder;
+import at.knowcenter.wag.exactparser.ParseDocument;
+import at.knowcenter.wag.exactparser.parsing.IndirectObjectReference;
+import at.knowcenter.wag.exactparser.parsing.PDFUtils;
+import at.knowcenter.wag.exactparser.parsing.results.ArrayParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.DictionaryParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.FooterParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.IndirectObjectReferenceParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.NumberParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.ObjectParseResult;
+
+
+/**
+ * This filter transforms an arbitrary input pdf into an ordered List of
+ * SignatureHolders for verification.
+ *
+ * <p>
+ * The pdf document is parsed and the signature blocks (textual, binary, etc.)
+ * are extracted as verifyable SignatureHolder objects in the order they appear
+ * in the document.
+ * </p>
+ *
+ * @deprecated use the new at.gv.egiz.framework instead
+ *
+ * @author wprinz
+ * @author amavriqi
+ */
+public class VerificationFilter
+{
+ public static final byte[] EGIZ_DICT_NAME = { 'E', 'G', 'I', 'Z', 'S', 'i',
+ 'g', 'D', 'i', 'c', 't' };
+
+ public static final byte[] EGIZ_KZ_NAME = { 'I', 'D' };
+
+ //tzefferer: flag for accepting post-sign modifications
+ public static final String ALLOW_POST_SIGN_MODIFICATIONS = "allow_post_sign_modifications";
+
+ /**
+ * The logger definition.
+ */
+ private static final Logger logger_ = ConfigLogger.getLogger(VerificationFilter.class);
+
+ /**
+ * Default constructor.
+ */
+ public VerificationFilter()
+ {
+ // empty block.
+ }
+
+ /**
+ * Extracts the List of SignatureHolders from the given PDF document.
+ *
+ * @param pdf
+ * The PDF document.
+ * @return Returns the ordered List of SignatureHolder objects (the first
+ * signature will be at index 0) extracted from the document or an
+ * empty list, if none could be found.
+ * @throws PresentableException
+ */
+ public List extractSignaturesFromPdf(final byte[] pdf) throws PresentableException
+ {
+ return extractSignaturesFromPdf(pdf, false);
+ }
+
+ //@deprecated
+ public List extractSignaturesFromPdf(final byte[] pdf, boolean ignorePostSignModificationsRestriction) throws PresentableException
+ {
+
+ // tzefferer: get allow_post_sign_modifications property from property file
+ SettingsReader settings = SettingsReader.getInstance();
+ String allow_post_sign_mods = settings.getSetting(ALLOW_POST_SIGN_MODIFICATIONS, "false");
+ boolean supressException = "true".equalsIgnoreCase(settings.getSetting(VerificationFilterImpl.SUPRESS_EXCEPTION_WHEN_LAST_UIBLOCK_IS_NO_SIGNATURE, "false"));
+
+ List holders = new ArrayList();
+
+ List blocks = null;
+ try
+ {
+ blocks = ParseDocument.parseDocument(pdf);
+ }
+ catch (Exception e)
+ {
+ logger_.debug("Error while parsing Document.", e);
+ throw new PDFDocumentException(201, e);
+ }
+
+// for (int i = 0; i < blocks.size(); i++)
+// {
+// FooterParseResult bpr = (FooterParseResult) blocks.get(i);
+// // logger_.debug("block[" + i + "] from " + bpr.start_index + " to
+// // " + bpr.next_index);
+// }
+
+ unrollLinearization(blocks);
+
+ boolean signature_block_detected = false;
+
+ for (int i = 0; i < blocks.size(); i++)
+ {
+ boolean current_block_contains_signature = false;
+ FooterParseResult bpr = (FooterParseResult) blocks.get(i);
+
+ int prev_end = 0;
+ if (i > 0)
+ {
+ FooterParseResult prev_bpr = (FooterParseResult) blocks.get(i - 1);
+ prev_end = prev_bpr.next_index;
+ }
+
+ // logger_.debug("block from " + prev_end + " to " +
+ // bpr.next_index);
+
+ if (containsEGIZDict(pdf, bpr))
+ {
+ logger_.debug("Parsing Binary Sig:");
+
+ PdfASID kz = extractKZFromEGIZBlock(pdf, bpr);
+
+ if (!kz.toString().equals(BinaryVerificator_1_0_0.MY_ID.toString()))
+ {
+ logger_.debug("Warning: Binary Kennzeichnung not recognized:" + kz.toString());
+ }
+
+ Verificator verificator = new BinaryVerificator_1_0_0();
+ List binary_holders = verificator.parseBlock(pdf, bpr, prev_end);
+
+ holders.addAll(binary_holders);
+
+ // tzefferer: check if signatures have been detected in current block
+ if(binary_holders.size() > 0)
+ {
+ signature_block_detected = true;
+ current_block_contains_signature = true;
+ }
+
+ logger_.debug(":Parsing Binary Sig END - holders.size = " + holders.size());
+ }
+ else
+ {
+ // TODO: make better - already deprecated
+ //amavriqi: skip checking for old sigs becouse of performance issues
+ String old_text_sigs = SettingsReader.getInstance().getSetting("check_old_textual_sigs", "false");
+
+ //amavriqi: if old textual signatures not checked for then
+ // no need to check Incremental Block 0
+ if(old_text_sigs.equalsIgnoreCase("false") && (prev_end == 0))
+ {
+ continue;
+ }
+ logger_.debug("Extracting text for: " + prev_end + " to " + bpr.next_index);
+
+ Verificator verificator = new TextualVerificator_1_0_0();
+ List text_holders = verificator.parseBlock(pdf, bpr, prev_end);
+ logger_.debug("text_holders = " + text_holders.size());
+
+ // tzefferer: check if signatures have been detected in current block
+ if(text_holders.size() > 0)
+ {
+ signature_block_detected = true;
+ current_block_contains_signature = true;
+ }
+
+ // TODO: make better - already deprecated
+ //amavriqi: only if old textual signatures are checked for
+ if(old_text_sigs.equalsIgnoreCase("true")){
+ if (prev_end == 0)
+ {
+ String rest_text = null;
+ if (!text_holders.isEmpty())
+ {
+ TextualSignatureHolder first_holder = (TextualSignatureHolder) text_holders.get(0);
+ rest_text = first_holder.getSignedText();
+ }
+ else
+ {
+ //a.m.
+ logger_.debug("Incemental block" + prev_end + " and there are " + text_holders.size() + " text holders");
+ logger_.debug("Checking for older textual Signatures");
+ logger_.debug("Extracting text to " + bpr.next_index);
+ rest_text = PdfAS.extractNormalizedTextTextual(pdf, bpr.next_index);
+ }
+
+ List old_holders = PdfAS.extractSignatureHoldersTextual(rest_text, true);
+
+ logger_.debug("Found old holders = " + old_holders.size());
+ if (!old_holders.isEmpty())
+ {
+ // there must be only one old holder.
+ holders.add(0, old_holders.get(0));
+ }
+ }
+ }
+ if (!text_holders.isEmpty())
+ {
+ List actual_text_holders = throwOutBinHolders(text_holders);
+ holders.addAll(actual_text_holders);
+ }
+
+ logger_.debug(":Extracting tex END - holders.size = " + holders.size());
+ }
+
+ // tzefferer: check if illegal modifications have been performed on the document after performing a signation
+ if (!("true".equalsIgnoreCase(allow_post_sign_mods)) && !ignorePostSignModificationsRestriction)
+ {
+ if (signature_block_detected && !current_block_contains_signature)
+ {
+ if (!supressException) {
+ throw new PDFDocumentException(ErrorCode.MODIFIED_AFTER_SIGNATION, "Das Dokument wurde nach erfolgter Signierung verändert.");
+ }
+
+ }
+ }
+ }
+
+ for (int i = 0; i < holders.size(); i++)
+ {
+ SignatureHolder holder = (SignatureHolder) holders.get(i);
+
+ PdfASID kz = holder.getSignatureObject().getKZ();
+ if (kz != null)
+ {
+ checkKZ(kz);
+ }
+ }
+
+ return holders;
+ }
+
+ /**
+ * Checks, if the given KZ is recognized by this application or logs a warning if it isn't.
+ * @param kz The Kennzeichnung.
+ */
+ protected void checkKZ (PdfASID kz)
+ {
+ if (!kz.getVendor().equals(SignatorFactory.VENDOR))
+ {
+ logger_.warn("The vendor " + kz.getVendor() + " isn't known by this application.");
+ }
+ if (!kz.getVersion().equals(SignatorFactory.VERSION_1_0_0))
+ {
+ logger_.warn("The version " + kz.getVersion() + " istn't supported by this application. This might cause problems.");
+ }
+ }
+
+ /**
+ * Throws out SignatureHolders with a binary KZ.
+ *
+ * @param text_holders
+ * The List of SignatureHolder objects.
+ * @return Returns the List of SignatureHolder objects, where no object has
+ * binary KZ.
+ */
+ private List throwOutBinHolders(List text_holders)
+ {
+ List actual_text_holders = new ArrayList();
+ for (int i = 0; i < text_holders.size(); i++)
+ {
+ SignatureHolder sh = (SignatureHolder) text_holders.get(i);
+ PdfASID kz = null;
+ try
+ {
+ kz = sh.getSignatureObject().getKZ();
+ }
+ catch (InvalidIDException e)
+ {
+ logger_.error(e.getMessage(), e);
+ }
+ if (kz != null && kz.getType().equals(SignatorFactory.TYPE_BINARY))
+ {
+ logger_.info("Throwing out binary signature: " + kz);
+ continue;
+ }
+ actual_text_holders.add(sh);
+ }
+ return actual_text_holders;
+ }
+
+ /**
+ * Removes the linearization footer from the list of update blocks.
+ *
+ * @param blocks
+ * The list of FooterParseResult objects in \prev order.
+ */
+ protected void unrollLinearization(List blocks)
+ {
+ int linearization_index = -1;
+ for (int i = 0; i < blocks.size(); i++)
+ {
+ FooterParseResult bpr = (FooterParseResult) blocks.get(i);
+
+ if (bpr.sxpr.xref_index == 0)
+ {
+ if (linearization_index >= 0)
+ {
+ throw new RuntimeException("There is more than one linearization block! index = " + i);
+ }
+ linearization_index = i;
+ }
+ }
+
+ if (linearization_index >= 0)
+ {
+ // logger_.debug("The document is linearized - unrolling
+ // linearization block " + linearization_index);
+ blocks.remove(linearization_index);
+ }
+ }
+
+ /**
+ * Extracts the List of SignatureHolders from the given plain text document.
+ *
+ * <p>
+ * Note that this can only extract text signatures.
+ * </p>
+ *
+ * @param raw_text
+ * The plain text document.
+ * @return Returns the ordered List of SignatureHolder objects (the first
+ * signature will be at index 0) extracted from the document or an
+ * empty list, if none could be found.
+ * @throws SignatureException
+ * @throws PDFDocumentException
+ * @throws SignatureTypesException
+ * @throws NormalizeException
+ */
+ public List extractSignaturesFromPlainText(final String raw_text) throws PDFDocumentException, SignatureException, SignatureTypesException, NormalizeException
+ {
+ String normalized_text = PdfAS.normalizeText(raw_text);
+
+ //List text_holders = PdfAS.extractSignatureHoldersTextual(normalized_text, false);
+ List text_holders = AbsoluteTextSignature.extractSignatureHoldersFromText(normalized_text);
+
+ String rest_text = normalized_text;
+ if (!text_holders.isEmpty())
+ {
+ TextualSignatureHolder holder = (TextualSignatureHolder) text_holders.get(0);
+ rest_text = holder.getSignedText();
+ }
+
+ List old_holders = PdfAS.extractSignatureHoldersTextual(rest_text, true);
+ if (!old_holders.isEmpty())
+ {
+ text_holders.addAll(0, old_holders);
+ }
+
+ List actual_text_holders = throwOutBinHolders(text_holders);
+
+ return actual_text_holders;
+ }
+
+ /**
+ * Tells, if the given incremental update block contains a binary signature.
+ *
+ * <p>
+ * According to definition, if a block is a binary block, it must/cannot
+ * contain other signatures than this one.
+ * </p>
+ *
+ * @param block
+ * The incremental update block.
+ * @return Returns true, if this block is a binary signature block, false
+ * otherwise.
+ */
+ protected boolean containsEGIZDict(final byte[] pdf,
+ final FooterParseResult block)
+ {
+ int dict_index = PDFUtils.indexOfName(pdf, block.tpr.dpr.names, EGIZ_DICT_NAME);
+ if (dict_index <= 0)
+ {
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Extracts the PDF AS ID of the egiz block.
+ *
+ * @param pdf
+ * The pdf.
+ * @param block
+ * The IU block.
+ * @return Returns the extracted PDF AS ID.
+ * @throws PDFDocumentException
+ * Forwarded exception.
+ * @throws InvalidIDException
+ * Forwarded exception.
+ */
+ protected PdfASID extractKZFromEGIZBlock(final byte[] pdf,
+ final FooterParseResult block) throws PDFDocumentException, InvalidIDException
+ {
+ int egiz_index = PDFUtils.indexOfName(pdf, block.tpr.dpr.names, VerificationFilter.EGIZ_DICT_NAME);
+ if (egiz_index < 0)
+ {
+ throw new PDFDocumentException(301, "egiz_index = " + egiz_index);
+ }
+
+ IndirectObjectReferenceParseResult egiz_dict_iorpr = (IndirectObjectReferenceParseResult) block.tpr.dpr.values.get(egiz_index);
+ // logger_.debug("egiz_dict_ir = " + egiz_dict_iorpr.ior.object_number
+ // + " " + egiz_dict_iorpr.ior.generation_number);
+
+ IndirectObjectReference ior = egiz_dict_iorpr.ior;
+
+ final int egiz_dict_offset = PDFUtils.getObjectOffsetFromXRefByIndirectObjectReference(block.xpr, ior);
+ // logger_.debug("egiz_dict_offset = " + egiz_dict_offset);
+
+ ObjectParseResult obj = PDFUtils.parseObject(pdf, egiz_dict_offset);
+ DictionaryParseResult egiz_dict = (DictionaryParseResult) obj.object;
+
+ int kz_index = PDFUtils.indexOfName(pdf, egiz_dict.names, EGIZ_KZ_NAME);
+ if (kz_index < 0)
+ {
+ throw new PDFDocumentException(301, "kz_index = " + kz_index);
+ }
+ ArrayParseResult kz_apr = (ArrayParseResult) egiz_dict.values.get(kz_index);
+
+ String kz_string = restoreKZ(pdf, kz_apr);
+ PdfASID kz = new PdfASID(kz_string);
+
+ return kz;
+ }
+
+ /**
+ * Restores the Kennzeichnung String from an Array.
+ *
+ * @param pdf
+ * The PDF.
+ * @param kz_apr
+ * The Array, as parsed from the EGIZ Dict.
+ * @return Returns the restored KZ.
+ * @throws PDFDocumentException
+ * Forwarded exception.
+ */
+ public static String restoreKZ(byte[] pdf, ArrayParseResult kz_apr) throws PDFDocumentException
+ {
+ try
+ {
+ List partition = new ArrayList();
+
+ for (int i = 0; i < kz_apr.elements.size() / 2; i++)
+ {
+ NumberParseResult start_npr = (NumberParseResult) kz_apr.elements.get(i * 2);
+ NumberParseResult length_npr = (NumberParseResult) kz_apr.elements.get(i * 2 + 1);
+
+ StringInfo si = new StringInfo();
+ si.string_start = start_npr.number;
+ si.string_length = length_npr.number;
+
+ partition.add(si);
+ }
+
+ String KZ = Placeholder.reconstructStringFromPartition(pdf, partition, BinarySignature.ENCODING_WIN);
+ return KZ;
+ }
+ catch (IOException e1)
+ {
+ throw new PDFDocumentException(ErrorCode.DOCUMENT_CANNOT_BE_READ, e1);
+ }
+ }
+
+
+ protected static void printFoundHolders (String list_caption, List found_holders, PrintStream writer)
+ {
+ writer.println("------------------------------------");
+ writer.println(list_caption + ": #=" + found_holders.size());
+
+ for (int i = 0; i < found_holders.size(); i++)
+ {
+ SignatureHolder holder = (SignatureHolder) found_holders.get(i);
+ String kz = "invalid";
+ try
+ {
+ PdfASID kz_id = holder.getSignatureObject().getKZ();
+ if (kz_id == null)
+ {
+ kz = "old signature";
+ }
+ else
+ {
+ kz = kz_id.toString();
+ }
+ }
+ catch (InvalidIDException e)
+ {
+ logger_.error(e.getMessage(), e);
+ }
+ writer.println(" holder[" + i + "]: " + holder.getSignatureObject().getSignationType() + ", KZ=" + kz);
+ }
+
+ writer.println(":" + list_caption);
+ writer.println("------------------------------------");
+
+ }
+
+ // TODO old code - remove
+// public static void main(String[] args) throws IOException, PresentableException
+// {
+// SettingsReader.initializeForCommandLine();
+//
+// File in = new File(args[0]);
+// FileInputStream fis = new FileInputStream(in);
+// byte[] pdf = new byte[(int) in.length()];
+// fis.read(pdf);
+// fis.close();
+//
+// String text = PdfAS.extractNormalizedTextTextual(pdf, pdf.length);;
+//
+// VerificationFilter vf = new VerificationFilter();
+// //List found = vf.extractSignaturesFromPdf(pdf);
+//
+// List found = vf.extractSignaturesFromPlainText(text);
+//
+// printFoundHolders("Final Holders", found, System.out);
+// }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/Verificator.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/Verificator.java new file mode 100644 index 0000000..5a8228e --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/Verificator.java @@ -0,0 +1,62 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: Verificator.java,v 1.1 2006/08/25 17:07:21 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import java.util.List;
+
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.exactparser.parsing.results.FooterParseResult;
+
+
+/**
+ * Given an Incremental Update Block and the corresponding PDF, a verificator
+ * extracts all Signatures of its type and returns them as valitatable
+ * SignatureHolders.
+ *
+ * @deprecated replaced by the one in framework
+ *
+ * @author wprinz
+ */
+public interface Verificator
+{
+ /**
+ * Parses the given document/Block for signatures of this type.
+ *
+ * @param pdf
+ * The whole pdf document. A Verificator must only access the
+ * document up to its given block (block.next_index) and must not
+ * modify any byte in the pdf array.
+ * @param block
+ * The incremental update block.
+ * @param start_of_whole_block
+ * The start of the incremental update block (the end of the previous
+ * block) - If 0, this is the first block (the original Document).
+ * @return Returns the List of SignatureHolder objects found for this block.
+ */
+ public List parseBlock(final byte[] pdf, final FooterParseResult block,
+ int start_of_whole_block) throws PresentableException;
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/BinarySignator_1_0_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/BinarySignator_1_0_0.java new file mode 100644 index 0000000..46245d2 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/BinarySignator_1_0_0.java @@ -0,0 +1,285 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: BinarySignator_1_0_0.java,v 1.1 2006/08/25 17:07:35 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.signators;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import at.gv.egiz.pdfas.framework.input.DataSource;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.impl.input.CompoundPdfDataSourceImpl;
+import at.gv.egiz.pdfas.impl.signator.IncrementalUpdateHelper;
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.SignResult;
+import at.knowcenter.wag.egov.egiz.framework.Signator;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.pdf.BinarySignature;
+import at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation;
+import at.knowcenter.wag.egov.egiz.pdf.PositioningInstruction;
+import at.knowcenter.wag.egov.egiz.pdf.ReplaceInfo;
+import at.knowcenter.wag.egov.egiz.pdf.StringInfo;
+import at.knowcenter.wag.egov.egiz.pdf.TablePos;
+import at.knowcenter.wag.egov.egiz.sig.SignatureData;
+import at.knowcenter.wag.egov.egiz.sig.SignatureDataImpl;
+import at.knowcenter.wag.egov.egiz.sig.SignatureFieldDefinition;
+import at.knowcenter.wag.egov.egiz.sig.SignatureObject;
+import at.knowcenter.wag.egov.egiz.sig.SignatureTypes;
+import at.knowcenter.wag.exactparser.ByteArrayUtils;
+
+import com.lowagie.text.pdf.PdfPTable;
+
+/**
+ * Signs the document binary.
+ *
+ * <p>
+ * In prepareSign, an Incremental Update is created that contains the Signature
+ * block and the egiz dictionary. For formatting the layout, variable values are
+ * filled with placeholders. After the layout has been fixed, all variable
+ * fields (all holes in the byte ranges) are replaced with 0. This document is
+ * then base64 encoded and signed.
+ * </p>
+ * <p>
+ * In finishSign, the variable fields (values, /Cert) are replaced with the
+ * values according to the encoding.
+ * </p>
+ *
+ * @deprecated moved to new-framework
+ *
+ * @author wprinz
+ */
+public class BinarySignator_1_0_0 implements Signator
+{
+ /**
+ * The Pdf-AS ID of this Signator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_BINARY, SignatorFactory.VERSION_1_0_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId()
+ */
+ public PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+ /**
+ * Default constructor.
+ */
+ public BinarySignator_1_0_0()
+ {
+ // Default constructor.
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#prepareSign(byte[],
+ * String, TablePos, boolean)
+ */
+ public IncrementalUpdateInformation prepareSign(PdfDataSource pdf, String signature_type, TablePos pos, boolean has_SIG_ID) throws PresentableException
+ {
+ try
+ {
+ SignatureObject signature_object = PdfAS.createSignatureObjectFromType(signature_type);
+ signature_object.fillValues((char) BinarySignature.LAYOUT_PLACEHOLDER, has_SIG_ID, false);
+
+ signature_object.setKZ(getMyId());
+
+ PdfPTable pdf_table = PdfAS.createPdfPTableFromSignatureObject(signature_object);
+
+ PositioningInstruction pi = PdfAS.determineTablePositioning(pos, signature_type, pdf, pdf_table);
+
+ List all_field_definitions = signature_object.getSignatureTypeDefinition().getFieldDefinitions();
+ List variable_field_definitions = new ArrayList();
+ for (int i = 0; i < all_field_definitions.size(); i++)
+ {
+ SignatureFieldDefinition sfd = (SignatureFieldDefinition) all_field_definitions.get(i);
+ if (sfd.placeholder_length > 0)
+ {
+ if (sfd.field_name.equals(SignatureTypes.SIG_ID) && has_SIG_ID == false)
+ {
+ continue;
+ }
+ variable_field_definitions.add(sfd);
+ }
+ }
+
+ //check if signature block is invisible, and if so and if also signature block is positioned
+ //on a new page, prevent pdf-as to do that, because why should make a new page just for an invisible block
+ //added by rpiazzi
+ if (signature_object.getSignatureTypeDefinition().getInvisibleFieldDefinitions().size()==SignatureTypes.REQUIRED_SIG_KEYS.length) {
+ if (pi.isMakeNewPage()) {
+ int pageNumber = pi.getPage();
+ pi = new PositioningInstruction(false, pageNumber-1, 0, 0);
+ }
+ }
+ //end added
+
+ IncrementalUpdateInformation iui = IncrementalUpdateHelper.writeIncrementalUpdate(pdf, pdf_table, signature_type, pi, variable_field_definitions, all_field_definitions, null, null, null);
+
+ String temp_string = iui.temp_ir_number + " " + iui.temp_ir_generation + " obj"; //$NON-NLS-1$//$NON-NLS-2$
+ byte[] temp_bytes = temp_string.getBytes("US-ASCII"); //$NON-NLS-1$
+ int temp_start = ByteArrayUtils.lastIndexOf(iui.signed_pdf, temp_bytes);
+ byte[] stream_bytes = new byte[] { '>', '>', 's', 't', 'r', 'e', 'a', 'm', 0x0A };
+ int stream_start = ByteArrayUtils.indexOf(iui.signed_pdf, temp_start, stream_bytes);
+ iui.content_stream_start = stream_start + stream_bytes.length;
+
+ // update the stream indices
+ Iterator it = iui.replaces.iterator();
+ while (it.hasNext())
+ {
+ ReplaceInfo ri = (ReplaceInfo) it.next();
+
+ Iterator sit = ri.replaces.iterator();
+ while (sit.hasNext())
+ {
+ StringInfo si = (StringInfo) sit.next();
+ si.string_start += iui.content_stream_start;
+ }
+ }
+ // update KZ list indices:
+ it = iui.kz_list.iterator();
+ while (it.hasNext())
+ {
+ StringInfo si = (StringInfo) it.next();
+ si.string_start += iui.content_stream_start;
+ }
+
+ BinarySignature.markByteRanges(iui);
+
+ // byte [] old_signed_pdf = iui.signed_pdf;
+ iui.signed_pdf = BinarySignature.prepareDataToSign(iui.signed_pdf, iui.byte_ranges);
+
+ reduceToIUBlock(iui);
+
+ iui.signature_data = formSignatureData(iui);
+
+ return iui;
+
+ }
+ catch (UnsupportedEncodingException e)
+ {
+ e.printStackTrace();
+ throw new PDFDocumentException(201, e);
+ }
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#finishSign(at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation)
+ */
+ public SignResult finishSign(IncrementalUpdateInformation iui) throws PresentableException
+ {
+ restoreSignedPdf(iui);
+
+ // PdfAS.prefixID(iui.signed_signature_object, PdfAS.BINARY_ID);
+ fillReplacesWithValues(iui);
+
+ BinarySignature.replaceCertificate(iui);
+ BinarySignature.replacePlaceholders(iui);
+
+ SignResult sign_result = new SignResult(PdfAS.PDF_MIME_TYPE, iui.signed_pdf);
+ return sign_result;
+ }
+
+ /**
+ * Reads the signature values from the signed signature object and fills the
+ * corresponding value in the Replaces array.
+ *
+ * @param iui
+ * The IncrementalUpdateInformation.
+ */
+ protected void fillReplacesWithValues(IncrementalUpdateInformation iui)
+ {
+ Iterator it = iui.replaces.iterator();
+ while (it.hasNext())
+ {
+ ReplaceInfo ri = (ReplaceInfo) it.next();
+
+ ri.value = iui.signed_signature_object.retrieveStringValue(ri.sfd.field_name);
+ }
+ }
+
+ protected void reduceToIUBlock(IncrementalUpdateInformation iui)
+ {
+ byte[] iu_block = new byte[iui.signed_pdf.length - iui.original_document.getLength()];
+ System.arraycopy(iui.signed_pdf, iui.original_document.getLength(), iu_block, 0, iu_block.length);
+
+ iui.signed_pdf = null;
+ iui.sign_iui_block = iu_block;
+ }
+
+ protected void restoreSignedPdf(IncrementalUpdateInformation iui)
+ {
+ iui.signed_pdf = new byte[iui.original_document.getLength() + iui.sign_iui_block.length];
+
+ try
+ {
+ InputStream is = iui.original_document.createInputStream();
+ is.read(iui.signed_pdf, 0, iui.original_document.getLength());
+ is.close();
+ }
+ catch (IOException e)
+ {
+ throw new RuntimeException(e);
+ }
+
+ System.arraycopy(iui.sign_iui_block, 0, iui.signed_pdf, iui.original_document.getLength(), iui.sign_iui_block.length);
+ }
+
+ /**
+ * Forms the SignatureData to be used for signing.
+ *
+ * @param iui
+ * The IncrementalUpdateInformation.
+ * @return Returns the SignatureData to be used for signing.
+ */
+ protected SignatureData formSignatureData(IncrementalUpdateInformation iui)
+ {
+ // String document_text =
+ // BinarySignature.retrieveSignableTextFromData(iui.signed_pdf,
+ // iui.signed_pdf.length); // signed_pdf.length);
+ //
+ // byte[] data;
+ // try
+ // {
+ // data = document_text.getBytes("UTF-8"); //$NON-NLS-1$
+ // }
+ // catch (UnsupportedEncodingException e)
+ // {
+ // throw new RuntimeException("Very strange: UTF-8 character encoding not
+ // supported.", e); //$NON-NLS-1$
+ // }
+ DataSource ds = new CompoundPdfDataSourceImpl(iui.original_document, iui.sign_iui_block);
+ SignatureData signature_data = new SignatureDataImpl(ds, PdfAS.PDF_MIME_TYPE);
+
+ return signature_data;
+ }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/BinarySignator_1_1_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/BinarySignator_1_1_0.java new file mode 100644 index 0000000..2cb99c2 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/BinarySignator_1_1_0.java @@ -0,0 +1,83 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: BinarySignator_1_0_0.java,v 1.1 2006/08/25 17:07:35 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.signators;
+
+import java.io.ByteArrayInputStream;
+
+import at.gv.egiz.pdfas.impl.input.ByteArrayPdfDataSourceImpl;
+import at.gv.egiz.pdfas.impl.input.CompoundPdfDataSourceImpl;
+import at.gv.egiz.pdfas.framework.input.DataSource;
+
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation;
+import at.knowcenter.wag.egov.egiz.sig.SignatureData;
+import at.knowcenter.wag.egov.egiz.sig.SignatureDataImpl;
+
+/**
+ * Signs the document binary.
+ *
+ * <p>
+ * This just differs from version 1.0.0 in the fact that the signature data is
+ * the actual binary PDF instead of a Base64 encoding.
+ * </p>
+ *
+ * @see BinarySignator_1_0_0
+ *
+ * @deprecated moved to nc-framework
+ *
+ * @author wprinz
+ */
+public class BinarySignator_1_1_0 extends BinarySignator_1_0_0
+{
+ /**
+ * The Pdf-AS ID of this Signator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_BINARY, SignatorFactory.VERSION_1_1_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId()
+ */
+ public PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+ /**
+ * Overrides the SignatureData generation of the BinarySignator 1.0.0 so that
+ * the SignatureData is the actual binary PDF instead of a Base64 encoding.
+ *
+ * @see at.knowcenter.wag.egov.egiz.framework.signators.BinarySignator_1_0_0#formSignatureData(at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation)
+ */
+ protected SignatureData formSignatureData(IncrementalUpdateInformation iui)
+ {
+ DataSource ds = new CompoundPdfDataSourceImpl(iui.original_document, iui.sign_iui_block);
+ SignatureData signature_data = new SignatureDataImpl(ds, PdfAS.PDF_MIME_TYPE);
+
+ return signature_data;
+ }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/DetachedSignator_1_0_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/DetachedSignator_1_0_0.java new file mode 100644 index 0000000..9ffeefe --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/DetachedSignator_1_0_0.java @@ -0,0 +1,125 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: DetachedSignator_1_0_0.java,v 1.1 2006/08/30 14:02:35 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.signators;
+
+import java.io.UnsupportedEncodingException;
+
+import at.gv.egiz.pdfas.framework.input.DataSource;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.impl.input.TextDataSourceImpl;
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.SignResult;
+import at.knowcenter.wag.egov.egiz.framework.Signator;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation;
+import at.knowcenter.wag.egov.egiz.pdf.TablePos;
+import at.knowcenter.wag.egov.egiz.sig.SignatureDataImpl;
+import at.knowcenter.wag.egov.egiz.sig.connectors.bku.BKUPostConnection;
+
+/**
+ * This signator is just for testing purposes.
+ *
+ * <p>
+ * It doesn't modify the original document, but simply returns the XML signature
+ * response as the signed document.
+ * </p>
+ *
+ * @author wprinz
+ */
+public class DetachedSignator_1_0_0 implements Signator
+{
+ /**
+ * The Pdf-AS ID of this Signator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_TEST, SignatorFactory.VERSION_1_0_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId()
+ */
+ public PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+ /**
+ * The Mime Type.
+ */
+ public static final String MIME_TYPE = "text/xml"; //$NON-NLS-1$
+
+ /**
+ * Default constructor.
+ */
+ public DetachedSignator_1_0_0()
+ {
+ // Default constructor.
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#prepareSign(byte[],
+ * String, TablePos, boolean)
+ */
+ public IncrementalUpdateInformation prepareSign(PdfDataSource pdf,
+ String signature_type, TablePos pos, boolean has_SIG_ID) throws PresentableException
+ {
+ IncrementalUpdateInformation iui = new IncrementalUpdateInformation();
+ iui.original_document = pdf;
+ iui.signature_type = signature_type;
+ iui.pos = pos;
+
+ String document_text = PdfAS.extractNormalizedTextTextual(pdf);
+ iui.nonTextObjectInfos = PdfAS.extractNonTextualObjects(pdf);
+ // logger_.debug("signed_text = " + document_text);
+
+ DataSource ds = new TextDataSourceImpl(document_text);
+ iui.signature_data = new SignatureDataImpl(ds, MIME_TYPE, "UTF-8"); //$NON-NLS-1$ //$NON-NLS-2$
+
+ return iui;
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#finishSign(at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation)
+ */
+ public SignResult finishSign(IncrementalUpdateInformation iui) throws PresentableException
+ {
+ try
+ {
+ String response = iui.signed_signature_object.response_properties.getProperty(BKUPostConnection.RESPONSE_STRING_KEY);
+ byte[] response_bytes = response.getBytes("UTF-8"); //$NON-NLS-1$
+
+ SignResult sign_result = new SignResult(MIME_TYPE, response_bytes);
+ return sign_result;
+ }
+ catch (UnsupportedEncodingException e)
+ {
+ e.printStackTrace();
+ throw new PDFDocumentException(300, e);
+ }
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/DetachedfTextualSignator_1_0_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/DetachedfTextualSignator_1_0_0.java new file mode 100644 index 0000000..1559246 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/DetachedfTextualSignator_1_0_0.java @@ -0,0 +1,133 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: TextualSignator_1_0_0.java,v 1.3 2006/10/31 08:07:50 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.signators;
+
+import java.io.UnsupportedEncodingException;
+
+import at.gv.egiz.pdfas.framework.input.DataSource;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.impl.input.TextDataSourceImpl;
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.SignResult;
+import at.knowcenter.wag.egov.egiz.framework.Signator;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation;
+import at.knowcenter.wag.egov.egiz.pdf.TablePos;
+import at.knowcenter.wag.egov.egiz.sig.SignatureDataImpl;
+import at.knowcenter.wag.egov.egiz.sig.connectors.bku.BKUPostConnection;
+
+/**
+ * Signs a document textually.
+ *
+ * <p>
+ * In prepareSign, the document text is extracted and normalized.
+ * </p>
+ * <p>
+ * In finishSign, the signed SignatureObject is transformed into a Signature
+ * block, which is then written as an Incremental Update.
+ * </p>
+ *
+ * @author wprinz
+ */
+public class DetachedfTextualSignator_1_0_0 implements Signator
+{
+ /**
+ * The Mime Type.
+ */
+ public static final String MIME_TYPE = "text/xml"; //$NON-NLS-1$
+
+ /**
+ * The Pdf-AS ID of this Signator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_DETACHED_TEXTUAL, SignatorFactory.VERSION_1_0_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId()
+ */
+ public PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+ /**
+ * Default constructor.
+ */
+ public DetachedfTextualSignator_1_0_0()
+ {
+ // Default constructor.
+ }
+
+ /**
+ * <p>
+ * The parameter has_SIG_ID is not used by this Signator because it doesn't
+ * pre-format the signature block.
+ * </p>
+ *
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#prepareSign(byte[],
+ * String, TablePos, boolean)
+ */
+ public IncrementalUpdateInformation prepareSign(PdfDataSource pdf,
+ String signature_type, TablePos pos, boolean has_SIG_ID) throws PresentableException
+ {
+ IncrementalUpdateInformation iui = new IncrementalUpdateInformation();
+ iui.original_document = pdf;
+ iui.signature_type = signature_type;
+ iui.pos = pos;
+
+ String document_text = PdfAS.extractNormalizedTextTextual(pdf, "cp1252");
+ iui.nonTextObjectInfos = PdfAS.extractNonTextualObjects(pdf);
+ // logger_.debug("signed_text = " + document_text);
+
+ DataSource ds = new TextDataSourceImpl(document_text);
+ iui.signature_data = new SignatureDataImpl(ds, MIME_TYPE, "UTF-8"); //$NON-NLS-1$ //$NON-NLS-2$
+
+ return iui;
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#finishSign(at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation)
+ */
+ public SignResult finishSign(IncrementalUpdateInformation iui) throws PresentableException
+ {
+ try
+ {
+ String response = iui.signed_signature_object.response_properties.getProperty(BKUPostConnection.RESPONSE_STRING_KEY);
+ byte[] response_bytes = response.getBytes("UTF-8"); //$NON-NLS-1$
+
+ SignResult sign_result = new SignResult(MIME_TYPE, response_bytes);
+ return sign_result;
+ }
+ catch (UnsupportedEncodingException e)
+ {
+ e.printStackTrace();
+ throw new PDFDocumentException(300, e);
+ }
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/TextualSignator_1_0_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/TextualSignator_1_0_0.java new file mode 100644 index 0000000..ff92cd1 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/TextualSignator_1_0_0.java @@ -0,0 +1,136 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: TextualSignator_1_0_0.java,v 1.3 2006/10/31 08:07:50 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.signators;
+
+import java.util.ArrayList;
+
+import at.gv.egiz.pdfas.framework.input.DataSource;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.impl.input.TextDataSourceImpl;
+import at.gv.egiz.pdfas.impl.signator.IncrementalUpdateHelper;
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.SignResult;
+import at.knowcenter.wag.egov.egiz.framework.Signator;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation;
+import at.knowcenter.wag.egov.egiz.pdf.PositioningInstruction;
+import at.knowcenter.wag.egov.egiz.pdf.TablePos;
+import at.knowcenter.wag.egov.egiz.pdf.TextualSignature;
+import at.knowcenter.wag.egov.egiz.sig.SignatureDataImpl;
+import at.knowcenter.wag.egov.egiz.sig.SignatureObject;
+import at.knowcenter.wag.egov.egiz.sig.signatureobject.SignatureObjectHelper;
+
+import com.lowagie.text.pdf.PdfPTable;
+
+/**
+ * Signs a document textually.
+ *
+ * <p>
+ * In prepareSign, the document text is extracted and normalized.
+ * </p>
+ * <p>
+ * In finishSign, the signed SignatureObject is transformed into a Signature
+ * block, which is then written as an Incremental Update.
+ * </p>
+ *
+ * @deprecated moved to new-framework
+ *
+ * @author wprinz
+ */
+public class TextualSignator_1_0_0 implements Signator
+{
+ /**
+ * The Pdf-AS ID of this Signator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_TEXTUAL, SignatorFactory.VERSION_1_0_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId()
+ */
+ public PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+ /**
+ * Default constructor.
+ */
+ public TextualSignator_1_0_0()
+ {
+ // Default constructor.
+ }
+
+ /**
+ * <p>
+ * The parameter has_SIG_ID is not used by this Signator because it doesn't
+ * pre-format the signature block.
+ * </p>
+ *
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#prepareSign(byte[],
+ * String, TablePos, boolean)
+ */
+ public IncrementalUpdateInformation prepareSign(PdfDataSource pdf,
+ String signature_type, TablePos pos, boolean has_SIG_ID) throws PresentableException
+ {
+ IncrementalUpdateInformation iui = new IncrementalUpdateInformation();
+ iui.original_document = pdf;
+ iui.signature_type = signature_type;
+ iui.pos = pos;
+
+ String document_text = PdfAS.extractNormalizedTextTextual(pdf);
+ iui.nonTextObjectInfos = PdfAS.extractNonTextualObjects(pdf);
+ // logger_.debug("signed_text = " + document_text);
+
+ DataSource ds = new TextDataSourceImpl(document_text);
+ iui.signature_data = new SignatureDataImpl(ds, "text/plain", "UTF-8");
+
+ return iui;
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#finishSign(at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation)
+ */
+ public SignResult finishSign(IncrementalUpdateInformation iui) throws PresentableException
+ {
+ // PdfAS.prefixID(iui.signed_signature_object, PdfAS.TEXT_ID);
+
+ iui.signed_signature_object.kz = getMyId().toString();
+
+ SignatureObject so = SignatureObjectHelper.convertSignSignatureObjectToSignatureObject(iui.signed_signature_object, iui.signature_type);
+
+ PdfPTable pdf_table = PdfAS.createPdfPTableFromSignatureObject(so);
+
+ PositioningInstruction pi = PdfAS.determineTablePositioning(iui.pos, iui.signature_type, iui.original_document, pdf_table);
+
+ IncrementalUpdateInformation signed_iui = IncrementalUpdateHelper.writeIncrementalUpdate(iui.original_document, pdf_table, iui.signature_type, pi, null, null, null, null, null);
+
+ SignResult sign_result = new SignResult(PdfAS.PDF_MIME_TYPE, signed_iui.signed_pdf);
+ return sign_result;
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/TextualSignator_1_1_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/TextualSignator_1_1_0.java new file mode 100644 index 0000000..42a5856 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/signators/TextualSignator_1_1_0.java @@ -0,0 +1,53 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: TextualSignator_1_0_0.java,v 1.3 2006/10/31 08:07:50 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.signators;
+
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+
+/**
+ * Signs a document textually.
+ *
+ * @see TextualSignator_1_0_0
+ *
+ * @author wprinz
+ */
+public class TextualSignator_1_1_0 extends TextualSignator_1_0_0
+{
+ /**
+ * The Pdf-AS ID of this Signator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_TEXTUAL, SignatorFactory.VERSION_1_1_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId()
+ */
+ public PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/BinaryVerificator_1_0_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/BinaryVerificator_1_0_0.java new file mode 100644 index 0000000..1ec1568 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/BinaryVerificator_1_0_0.java @@ -0,0 +1,396 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: BinaryVerificator_1_0_0.java,v 1.3 2006/10/11 08:03:22 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.verificators;
+
+import java.io.ByteArrayOutputStream;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import at.gv.egiz.pdfas.exceptions.ErrorCode;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.impl.input.ByteArrayPdfDataSourceImpl;
+import at.gv.egiz.pdfas.impl.vfilter.helper.VerificationFilterBinaryHelper;
+
+import org.apache.log4j.Logger;
+
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.cfg.ConfigLogger;
+import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.framework.VerificationFilter;
+import at.knowcenter.wag.egov.egiz.framework.Verificator;
+import at.knowcenter.wag.egov.egiz.pdf.BinaryBlockInfo;
+import at.knowcenter.wag.egov.egiz.pdf.BinarySignature;
+import at.knowcenter.wag.egov.egiz.pdf.BinarySignatureHolder;
+import at.knowcenter.wag.egov.egiz.pdf.Placeholder;
+import at.knowcenter.wag.egov.egiz.pdf.ReplaceInfo;
+import at.knowcenter.wag.egov.egiz.pdf.StringInfo;
+import at.knowcenter.wag.egov.egiz.sig.SignatureObject;
+import at.knowcenter.wag.egov.egiz.sig.SignatureTypes;
+import at.knowcenter.wag.exactparser.parsing.IndirectObjectReference;
+import at.knowcenter.wag.exactparser.parsing.PDFUtils;
+import at.knowcenter.wag.exactparser.parsing.results.ArrayParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.DictionaryParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.FooterParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.IndirectObjectReferenceParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.LiteralStringParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.NameParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.NumberParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.ObjectParseResult;
+import at.knowcenter.wag.exactparser.parsing.results.ParseResult;
+
+/**
+ * The BinaryVerificator parses the EGIT Dictionary and extracts the signature
+ * holder from it.
+ *
+ * @deprecated moved to the new framework
+ *
+ * @author wprinz
+ */
+public class BinaryVerificator_1_0_0 implements Verificator
+{
+ /**
+ * The Pdf-AS ID of this Verificator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_BINARY, SignatorFactory.VERSION_1_0_0);
+
+ /**
+ * Use this to override the MY_ID field.
+ *
+ * @return Returns the Id of this Verificator.
+ */
+ protected PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+
+ /**
+ * The /ODS key in the EGIZ Dict.
+ */
+ public static final byte[] EGIZ_ODS_NAME = new byte[] { 'O', 'D', 'S' };
+
+ /**
+ * The /ID key in the EGIZ Dict.
+ */
+ public static final byte[] EGIZ_KZ_NAME = VerificationFilter.EGIZ_KZ_NAME;
+
+ /**
+ * The /ByteRange key in the EGIZ Dict.
+ */
+ public static final byte[] EGIZ_BYTE_RANGE_NAME = new byte[] { 'B', 'y', 't', 'e', 'R', 'a', 'n', 'g', 'e' };
+
+ /**
+ * The /replaces key in the EGIZ Dict.
+ */
+ public static final byte[] EGIZ_REPLACES_NAME = new byte[] { 'r', 'e', 'p', 'l', 'a', 'c', 'e', 's' };
+
+ /**
+ * The /encodings key in the EGIZ Dict.
+ */
+ public static final byte[] EGIZ_ENCODINGS_NAME = new byte[] { 'e', 'n', 'c', 'o', 'd', 'i', 'n', 'g', 's' };
+
+ /**
+ * The /Cert key in the EGIZ Dict.
+ */
+ public static final byte[] EGIZ_CERT_NAME = new byte[] { 'C', 'e', 'r', 't' };
+
+ /**
+ * The logger definition.
+ */
+ private static final Logger logger_ = ConfigLogger.getLogger(BinaryVerificator_1_0_0.class);
+
+ /**
+ * Default constructor.
+ */
+ public BinaryVerificator_1_0_0()
+ {
+ // Default constructor.
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Verificator#parseBlock(byte[],
+ * at.knowcenter.wag.exactparser.parsing.results.FooterParseResult, int)
+ */
+ public List parseBlock(byte[] pdf, FooterParseResult block, int start_of_whole_block) throws PresentableException
+ {
+ int egiz_index = PDFUtils.indexOfName(pdf, block.tpr.dpr.names, VerificationFilter.EGIZ_DICT_NAME);
+ if (egiz_index < 0)
+ {
+ throw new PDFDocumentException(ErrorCode.COULDNT_VERIFY, "egiz_index = " + egiz_index);
+ }
+
+ IndirectObjectReferenceParseResult egiz_dict_iorpr = (IndirectObjectReferenceParseResult) block.tpr.dpr.values.get(egiz_index);
+
+ IndirectObjectReference ior = egiz_dict_iorpr.ior;
+
+ final int egiz_dict_offset = PDFUtils.getObjectOffsetFromXRefByIndirectObjectReference(block.xpr, ior);
+
+ ObjectParseResult obj = PDFUtils.parseObject(pdf, egiz_dict_offset);
+ DictionaryParseResult egiz_dict = (DictionaryParseResult) obj.object;
+
+ NumberParseResult ods_npr = (NumberParseResult) getRequiredValueOfKey(pdf, egiz_dict, EGIZ_ODS_NAME);
+
+ ArrayParseResult kz_apr = (ArrayParseResult) getRequiredValueOfKey(pdf, egiz_dict, EGIZ_KZ_NAME);
+ PdfASID kz = null;
+// String kz_string = VerificationFilter.restoreKZ(pdf, kz_apr);
+ String kz_string = VerificationFilterBinaryHelper.restoreKZ(pdf, kz_apr);
+ kz = new PdfASID(kz_string);
+ if (!kz_string.equals(getMyId().toString()))
+ {
+ logger_.warn("Warning: Kennzeichnung not recognized:" + kz_string);
+ }
+
+ ArrayParseResult byte_ranges_apr = (ArrayParseResult) getRequiredValueOfKey(pdf, egiz_dict, EGIZ_BYTE_RANGE_NAME);
+
+ ArrayParseResult replaces_apr = (ArrayParseResult) getRequiredValueOfKey(pdf, egiz_dict, EGIZ_REPLACES_NAME);
+
+ ArrayParseResult encodings_apr = (ArrayParseResult) getRequiredValueOfKey(pdf, egiz_dict, EGIZ_ENCODINGS_NAME);
+
+ ArrayParseResult cert_apr = (ArrayParseResult) getValueOfKey(pdf, egiz_dict, EGIZ_CERT_NAME);
+ byte[] cert = null;
+ if (cert_apr != null && !cert_apr.elements.isEmpty())
+ {
+ LiteralStringParseResult lspr = (LiteralStringParseResult) cert_apr.elements.get(0);
+ int str_length = lspr.content_end_index - lspr.content_start_index;
+ byte[] encoded = new byte[str_length];
+ System.arraycopy(pdf, lspr.content_start_index, encoded, 0, encoded.length);
+
+ cert = Placeholder.unescapePDFString(encoded);
+ }
+
+ int num_byte_ranges = byte_ranges_apr.elements.size() / 2;
+ List byte_ranges = new ArrayList();
+ for (int i = 0; i < num_byte_ranges; i++)
+ {
+ NumberParseResult start_npr = (NumberParseResult) byte_ranges_apr.elements.get(2 * i);
+ NumberParseResult length_npr = (NumberParseResult) byte_ranges_apr.elements.get(2 * i + 1);
+
+ StringInfo si = new StringInfo();
+ si.string_start = start_npr.number;
+ si.string_length = length_npr.number;
+ byte_ranges.add(si);
+ }
+
+ StringInfo sis[] = new StringInfo[num_byte_ranges - 1];
+ for (int i = 0; i < num_byte_ranges - 1; i++)
+ {
+ StringInfo prev = (StringInfo) byte_ranges.get(i);
+ StringInfo next = (StringInfo) byte_ranges.get(i + 1);
+
+ StringInfo hole = new StringInfo();
+ hole.string_start = prev.string_start + prev.string_length;
+ hole.string_length = next.string_start - hole.string_start;
+
+ sis[i] = hole;
+ }
+
+ int n = replaces_apr.elements.size();
+ byte[][] brevs = new byte[n][];
+ for (int i = 0; i < n; i++)
+ {
+ NameParseResult lspr = (NameParseResult) replaces_apr.elements.get(i);
+
+ byte[] brev = new byte[3];
+ System.arraycopy(pdf, lspr.name_start_index, brev, 0, brev.length);
+
+ brevs[i] = brev; // SignatureTypes.convertBrevToType(brev);
+ }
+
+ n = encodings_apr.elements.size();
+ byte[][] encodings = new byte[n][];
+ for (int i = 0; i < n; i++)
+ {
+ NameParseResult lspr = (NameParseResult) encodings_apr.elements.get(i);
+
+ byte[] enc = new byte[3];
+ System.arraycopy(pdf, lspr.name_start_index, enc, 0, enc.length);
+ encodings[i] = enc;
+ }
+
+ BinaryBlockInfo bbi = new BinaryBlockInfo();
+ bbi.replaces = BinarySignature.reconstructReplaces(pdf, brevs, sis, encodings);
+ bbi.signed_size = ods_npr.number;
+
+ // BinaryBlockInfo bbi = BinarySignature.retrieveEgizDictInformation(pdf,
+ // ior.object_number, ior.generation_number, egiz_dict_offset);
+
+ // byte[] original_pdf = BinarySignature.restoreEgizDictInformation(pdf,
+ // bbi);
+
+ byte[] signed_pdf = BinarySignature.prepareDataToSign(pdf, byte_ranges);
+ // String signed_text =
+ // BinarySignature.retrieveSignableTextFromData(signed_pdf,
+ // signed_pdf.length); // has been moved into the BinarySignatureHolder
+
+ SignatureObject signature_object = new SignatureObject();
+ String default_type = SettingsReader.getInstance().getValueFromKey(SignatureTypes.DEFAULT_TYPE);
+ signature_object.setSigType(default_type);
+ signature_object.initByType();
+
+ signature_object.setKZ(kz);
+
+ if (cert != null)
+ {
+ try
+ {
+ // ByteArrayInputStream bais = new ByteArrayInputStream(cert);
+ // CertificateFactory cf = CertificateFactory.getInstance("X.509");
+ // X509Certificate certificate = (X509Certificate)
+ // cf.generateCertificate(bais);
+
+ // trim zero bytes. - the base 64 cert must not have zero bytes.
+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
+ for (int i = 0; i < cert.length; i++)
+ {
+ if (cert[i] != 0)
+ {
+ baos.write(cert[i]);
+ }
+ }
+ byte[] b64 = baos.toByteArray();
+
+ signature_object.storeNewCertificateInLocalStore(b64);
+ }
+ catch (Exception e)
+ {
+ logger_.error(e.getMessage(), e);
+ }
+
+ }
+
+ Iterator rit = bbi.replaces.iterator();
+ while (rit.hasNext())
+ {
+ ReplaceInfo ri = (ReplaceInfo) rit.next();
+
+ String type = SignatureTypes.convertBrevToType(ri.brev);
+
+ // signature_object.setSigValue(ri.type, ri.value);
+ if (type.equals(SignatureTypes.SIG_DATE))
+ {
+ signature_object.setSignationDate(ri.value);
+ continue;
+ }
+
+ if (type.equals(SignatureTypes.SIG_ISSUER))
+ {
+ signature_object.setSignationIssuer(ri.value);
+ continue;
+ }
+
+ if (type.equals(SignatureTypes.SIG_VALUE))
+ {
+ signature_object.setSignationValue(ri.value);
+ continue;
+ }
+
+ if (type.equals(SignatureTypes.SIG_NUMBER))
+ {
+ signature_object.setSignationSerialNumber(ri.value);
+ continue;
+ }
+
+ if (type.equals(SignatureTypes.SIG_ID))
+ {
+ signature_object.setSignationIDs(ri.value);
+ continue;
+ }
+ }
+
+ // FIXME This blows up the session !!!!!
+ PdfDataSource ds = new ByteArrayPdfDataSourceImpl(signed_pdf, signed_pdf.length);
+ BinarySignatureHolder signature_holder = new BinarySignatureHolder(ds, signature_object);
+
+ List holders = new ArrayList();
+ holders.add(signature_holder);
+ return holders;
+ }
+
+ /**
+ * Retrieves the value of the key from the dictionary.
+ *
+ * @param pdf
+ * The PDF.
+ * @param egiz_dict
+ * The dictionary.
+ * @param name
+ * The name of the key.
+ * @return Returns the value of the key. An exception is thrown if the key
+ * doesn't exist.
+ * @throws PDFDocumentException
+ * Thrown, if the key doesn't exist in the dictionary.
+ */
+ protected ParseResult getRequiredValueOfKey(byte[] pdf, DictionaryParseResult egiz_dict, byte[] name) throws PDFDocumentException
+ {
+ final int index = PDFUtils.indexOfName(pdf, egiz_dict.names, name);
+ checkIndex(index);
+ ParseResult value = (ParseResult) egiz_dict.values.get(index);
+ return value;
+ }
+
+ /**
+ * Throws an excaption, if the index is lower than 0.
+ *
+ * @param name_index
+ * The index.
+ * @throws PDFDocumentException
+ * Thrown, if the index is lower than 0.
+ */
+ protected void checkIndex(int name_index) throws PDFDocumentException
+ {
+ if (name_index < 0)
+ {
+ throw new PDFDocumentException(ErrorCode.COULDNT_VERIFY, "The name wasn't found in the egiz dict.");
+ }
+ }
+
+ /**
+ * Retrieves the value of the key from the dictionary.
+ *
+ * @param pdf
+ * The PDF.
+ * @param egiz_dict
+ * The dictionary.
+ * @param name
+ * The name of the key.
+ * @return Returns the key's value, or null if the dictionary didn't contain
+ * that key.
+ */
+ protected ParseResult getValueOfKey(byte[] pdf, DictionaryParseResult egiz_dict, byte[] name)
+ {
+ final int index = PDFUtils.indexOfName(pdf, egiz_dict.names, name);
+ if (index < 0)
+ {
+ return null;
+ }
+ ParseResult value = (ParseResult) egiz_dict.values.get(index);
+ return value;
+ }
+
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/BinaryVerificator_1_1_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/BinaryVerificator_1_1_0.java new file mode 100644 index 0000000..c1d94c1 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/BinaryVerificator_1_1_0.java @@ -0,0 +1,44 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.knowcenter.wag.egov.egiz.framework.verificators;
+
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+
+/**
+ * @author wprinz
+ *
+ */
+public class BinaryVerificator_1_1_0 extends BinaryVerificator_1_0_0
+{
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_BINARY, SignatorFactory.VERSION_1_1_0);
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.verificators.BinaryVerificator_1_0_0#getMyId()
+ */
+ protected PdfASID getMyId()
+ {
+ return MY_ID;
+ }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/TextualVerificator_1_0_0.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/TextualVerificator_1_0_0.java new file mode 100644 index 0000000..58302be --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/TextualVerificator_1_0_0.java @@ -0,0 +1,147 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: TextualVerificator_1_0_0.java,v 1.5 2006/11/28 07:45:09 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.verificators;
+
+import java.io.ByteArrayInputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.PdfASID;
+import at.knowcenter.wag.egov.egiz.cfg.ConfigLogger;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
+import at.knowcenter.wag.egov.egiz.framework.Verificator;
+import at.knowcenter.wag.egov.egiz.pdf.AbsoluteTextSignature;
+import at.knowcenter.wag.egov.egiz.pdf.SignatureHolder;
+import at.knowcenter.wag.exactparser.parsing.results.FooterParseResult;
+
+
+/**
+ * The textual verificator.
+ *
+ * <p>
+ * All holders of the document so far including the block itself are extracted.
+ * If at least one has been found it is checked that this one doesn't belong to
+ * a previous block.
+ * </p>
+ * <p>
+ * Note that the KZ is not explicitely checked here, so this algorithm will find
+ * all blocks.
+ * </p>
+ * <p>
+ * Note that it will not find old style blocks as they don't have the SIG_KZ.
+ * </p>
+ *
+ * @deprecated moved to the new framework
+ *
+ * @author wprinz
+ */
+public class TextualVerificator_1_0_0 implements Verificator
+{
+ /**
+ * The Pdf-AS ID of this Verificator.
+ */
+ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_TEXTUAL, SignatorFactory.VERSION_1_0_0);
+
+ /**
+ * The logger definition.
+ */
+ private static final Logger logger_ = ConfigLogger.getLogger(TextualVerificator_1_0_0.class);
+
+ /**
+ * Default constructor.
+ */
+ public TextualVerificator_1_0_0()
+ {
+ // Default constructor.
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Verificator#parseBlock(byte[],
+ * at.knowcenter.wag.exactparser.parsing.results.FooterParseResult, int)
+ */
+ public List parseBlock(byte[] pdf, FooterParseResult block,
+ int start_of_whole_block) throws PresentableException
+ {
+ String block_text = PdfAS.extractNormalizedTextTextual(pdf, block.next_index);
+
+ logger_.debug("Scanning block:");
+ //List signature_holders = PdfAS.extractSignatureHoldersTextual(block_text, false);
+ List signature_holders = AbsoluteTextSignature.extractSignatureHoldersFromText(block_text);
+ logger_.debug(": end of Scanning block");
+
+ // logger_.debug("signature_holders = " + signature_holders.size());
+
+ if (signature_holders.isEmpty())
+ {
+ return signature_holders;
+ }
+
+ List text_holder_candidates = null;
+ if (start_of_whole_block > 0)
+ {
+ text_holder_candidates = new ArrayList();
+
+ String prev_text = PdfAS.extractNormalizedTextTextual(pdf, start_of_whole_block);
+
+ logger_.debug("Scanning prev block:");
+ //List prev_signature_holders = PdfAS.extractSignatureHoldersTextual(prev_text, false);
+ List prev_signature_holders = AbsoluteTextSignature.extractSignatureHoldersFromText(prev_text);
+ logger_.debug(": end of Scanning prev block");
+
+ // logger_.debug("prev_signature_holders = " +
+ // prev_signature_holders.size());
+
+ for (int i = prev_signature_holders.size(); i < signature_holders.size(); i++)
+ {
+ SignatureHolder holder = (SignatureHolder) signature_holders.get(i);
+ text_holder_candidates.add(holder);
+ }
+ }
+ else
+ {
+ logger_.debug("there is no prev - so all found signatures are possible candidates.");
+ text_holder_candidates = signature_holders;
+ }
+
+ List text_holders = new ArrayList();
+ for (int i = 0; i < text_holder_candidates.size(); i++)
+ {
+ SignatureHolder holder = (SignatureHolder) text_holder_candidates.get(i);
+ if (!holder.getSignatureObject().isTextual())
+ {
+ logger_.debug("Skipping found signature block because it's not textual.");
+ continue;
+ }
+ text_holders.add(holder);
+ }
+
+ return text_holders;
+ }
+}
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/TextualVerificator_pdfasold.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/TextualVerificator_pdfasold.java new file mode 100644 index 0000000..98940d6 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/verificators/TextualVerificator_pdfasold.java @@ -0,0 +1,106 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria 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.
+ *
+ * $Id: TextualVerificator_pdfasold.java,v 1.3 2006/10/11 08:03:22 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework.verificators;
+
+import java.io.ByteArrayInputStream;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import at.knowcenter.wag.egov.egiz.PdfAS;
+import at.knowcenter.wag.egov.egiz.cfg.ConfigLogger;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+import at.knowcenter.wag.egov.egiz.framework.Verificator;
+import at.knowcenter.wag.exactparser.parsing.results.FooterParseResult;
+
+
+/**
+ * This Verificator extracts a PDF-AS old signature from the original document.
+ *
+ * @author wprinz
+ */
+public class TextualVerificator_pdfasold implements Verificator
+{
+ /**
+ * The logger definition.
+ */
+ private static final Logger logger_ = ConfigLogger.getLogger(TextualVerificator_1_0_0.class);
+
+ /**
+ * Default Constructor.
+ */
+ public TextualVerificator_pdfasold()
+ {
+ // Default Constructor.
+ }
+
+ /**
+ * @see at.knowcenter.wag.egov.egiz.framework.Verificator#parseBlock(byte[], at.knowcenter.wag.exactparser.parsing.results.FooterParseResult, int)
+ */
+ public List parseBlock(byte[] pdf, FooterParseResult block,
+ int start_of_whole_block) throws PresentableException
+ {
+ if (start_of_whole_block != 0)
+ {
+ throw new PDFDocumentException(201, "The PDF-AS-old Verificator can only be applied on original documents.");
+ }
+
+ String normalized_text = PdfAS.extractNormalizedTextTextual(pdf, block.next_index);
+
+ logger_.debug("Scanning block:");
+ List signature_holders = PdfAS.extractSignatureHoldersTextual(normalized_text, true);
+ logger_.debug(": end of Scanning block");
+
+
+// List signature_holders = new ArrayList();
+//
+// SignatureTypes sig_types = SignatureTypes.getInstance();
+// List signatureTypes_ = sig_types.getSignatureTypeDefinitions();
+//
+// boolean can_separate = true;
+// int endIndex = normalized_text.length();
+// String signed_text = normalized_text;
+//
+// SignatureBlock sig_block = new SignatureBlock(signatureTypes_);
+// can_separate = sig_block.separateBlockFromRawText(signed_text, true);
+// if (can_separate)
+// {
+// endIndex = sig_block.getStartIndex();
+// signed_text = signed_text.substring(0, endIndex);
+//
+// SignatureObject sig_object = sig_block.getSignatureObject();
+//
+// SignatureHolder holder = new SignatureHolder();
+// holder.signed_text = signed_text;
+// holder.signature_object = sig_object;
+// signature_holders.add(0, holder);
+// }
+
+ return signature_holders;
+ }
+
+}
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