Bug 51444 - Prevent corrupted output when saving files created by LibreOffice 3.3

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1141576 13f79535-47bb-0310-9956-ffa450edef68

src/documentation/content/xdocs/status.xml

@@ -34,6 +34,7 @@
 
     <changes>
         <release version="3.8-beta4" date="2011-??-??">
+           <action dev="poi-developers" type="add">51444 - Prevent corrupted output when saving files created by LibreOffice 3.3 </action>
            <action dev="poi-developers" type="add">51422 - Support using RecalcIdRecord to trigger a full formula recalculation on load  </action>
            <action dev="poi-developers" type="add">50474 - Example demonstrating how to update Excel workbook embedded in a WordprocessingML document </action>
            <action dev="poi-developers" type="fix">51431 - Avoid IndexOutOfBoundException when removing freeze panes in XSSF </action>

src/ooxml/java/org/apache/poi/openxml4j/exceptions/OpenXML4JRuntimeException.java

@@ -31,4 +31,8 @@ public class OpenXML4JRuntimeException extends RuntimeException {
 	public OpenXML4JRuntimeException(String msg) {
 		super(msg);
 	}
+
+    public OpenXML4JRuntimeException(String msg, Throwable reason) {
+        super(msg, reason);
+    }
 }

src/ooxml/java/org/apache/poi/openxml4j/opc/PackageRelationshipTypes.java

@@ -27,9 +27,24 @@ public interface PackageRelationshipTypes {
 
 	/**
 	 * Core properties relationship type.
+     *
+     *  <p>
+     *  The standard specifies a source relations ship for the Core File Properties part as follows:
+     *  <code>http://schemas.openxmlformats.org/officedocument/2006/relationships/metadata/core-properties.</code>
+     *  </p>
+     *  <p>
+     *   Office uses the following source relationship for the Core File Properties part:
+     *   <code>http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties.</code>
+     * </p>
+     * See 2.1.33 Part 1 Section 15.2.11.1, Core File Properties Part in [MS-OE376].pdf
 	 */
 	String CORE_PROPERTIES = "http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties";
 
+    /**
+     * Core properties relationship type as defiend in ECMA 376.
+      */
+    String CORE_PROPERTIES_ECMA376 = "http://schemas.openxmlformats.org/officedocument/2006/relationships/metadata/core-properties";
+
 	/**
 	 * Digital signature relationship type.
 	 */

src/ooxml/java/org/apache/poi/openxml4j/opc/ZipPackage.java

@@ -30,6 +30,7 @@ import java.util.zip.ZipOutputStream;
 import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
 import org.apache.poi.openxml4j.exceptions.InvalidOperationException;
 import org.apache.poi.openxml4j.exceptions.OpenXML4JException;
+import org.apache.poi.openxml4j.exceptions.OpenXML4JRuntimeException;
 import org.apache.poi.openxml4j.opc.internal.ContentTypeManager;
 import org.apache.poi.openxml4j.opc.internal.FileHelper;
 import org.apache.poi.openxml4j.opc.internal.MemoryPackagePart;
@@ -384,13 +385,13 @@ public final class ZipPackage extends Package {
 
 			// If the core properties part does not exist in the part list,
 			// we save it as well
-			if (this.getPartsByRelationshipType(
+			if (this.getPartsByRelationshipType(PackageRelationshipTypes.CORE_PROPERTIES).size() == 0 &&
-					PackageRelationshipTypes.CORE_PROPERTIES).size() == 0) {
+                this.getPartsByRelationshipType(PackageRelationshipTypes.CORE_PROPERTIES_ECMA376).size() == 0    ) {
 				logger.log(POILogger.DEBUG,"Save core properties part");
 
 				// We have to save the core properties part ...
 				new ZipPackagePropertiesMarshaller().marshall(
-						this.packageProperties, zos);
+                        this.packageProperties, zos);
 				// ... and to add its relationship ...
 				this.relationships.addRelationship(this.packageProperties
 						.getPartName().getURI(), TargetMode.INTERNAL,
@@ -445,9 +446,9 @@ public final class ZipPackage extends Package {
 			}
 			zos.close();
 		} catch (Exception e) {
-			logger
+            throw new OpenXML4JRuntimeException(
-					.log(POILogger.ERROR,"Fail to save: an error occurs while saving the package : "
+                    "Fail to save: an error occurs while saving the package : "
-							+ e.getMessage());
+							+ e.getMessage(), e);
 		}
 	}
 

src/ooxml/testcases/org/apache/poi/openxml4j/opc/TestPackageCoreProperties.java

@@ -17,6 +17,8 @@
 
 package org.apache.poi.openxml4j.opc;
 
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.IOException;
 import java.text.ParsePosition;
@@ -180,4 +182,19 @@ public final class TestPackageCoreProperties extends TestCase {
         assertEquals(date, props.getModifiedProperty().getValue());
     }
 
+    public void testGetPropertiesLO() throws Exception {
+        // Open the package
+        OPCPackage pkg1 = OPCPackage.open(OpenXML4JTestDataSamples.openSampleStream("51444.xlsx"));
+        PackageProperties props1 = pkg1.getPackageProperties();
+        assertEquals(null, props1.getTitleProperty().getValue());
+        props1.setTitleProperty("Bug 51444 fixed");
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        pkg1.save(out);
+        out.close();
+
+        OPCPackage pkg2 = OPCPackage.open(new ByteArrayInputStream(out.toByteArray()));
+        PackageProperties props2 = pkg2.getPackageProperties();
+        props2.setTitleProperty("Bug 51444 fixed");
+    }
+
 }