]> source.dussan.org Git - poi.git/commitdiff
Make a start on OOXML pptx support
authorNick Burch <nick@apache.org>
Sun, 30 Dec 2007 17:46:20 +0000 (17:46 +0000)
committerNick Burch <nick@apache.org>
Sun, 30 Dec 2007 17:46:20 +0000 (17:46 +0000)
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@607564 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/ooxml-src/org/apache/poi/hslf/HSLFXML.java [new file with mode: 0644]
src/scratchpad/ooxml-src/org/apache/poi/hslf/usermodel/HSLFXMLSlideShow.java [new file with mode: 0644]
src/scratchpad/ooxml-testcases/org/apache/poi/hslf/TestHSLFXML.java [new file with mode: 0644]

diff --git a/src/scratchpad/ooxml-src/org/apache/poi/hslf/HSLFXML.java b/src/scratchpad/ooxml-src/org/apache/poi/hslf/HSLFXML.java
new file mode 100644 (file)
index 0000000..568cb80
--- /dev/null
@@ -0,0 +1,148 @@
+/* ====================================================================
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================== */
+package org.apache.poi.hslf;
+
+import java.io.IOException;
+
+import org.apache.poi.hxf.HXFDocument;
+import org.apache.xmlbeans.XmlException;
+import org.openxml4j.exceptions.InvalidFormatException;
+import org.openxml4j.exceptions.OpenXML4JException;
+import org.openxml4j.opc.Package;
+import org.openxml4j.opc.PackagePart;
+import org.openxml4j.opc.PackageRelationshipCollection;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTNotesSlide;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTPresentation;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlide;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideIdList;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideIdListEntry;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideMaster;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideMasterIdList;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideMasterIdListEntry;
+import org.openxmlformats.schemas.presentationml.x2006.main.NotesDocument;
+import org.openxmlformats.schemas.presentationml.x2006.main.PresentationDocument;
+import org.openxmlformats.schemas.presentationml.x2006.main.SldDocument;
+import org.openxmlformats.schemas.presentationml.x2006.main.SldMasterDocument;
+
+/**
+ * Experimental class to do low level processing
+ *  of pptx files.
+ *  
+ * If you are using these low level classes, then you
+ *  will almost certainly need to refer to the OOXML
+ *  specifications from
+ *  http://www.ecma-international.org/publications/standards/Ecma-376.htm
+ * 
+ * WARNING - APIs expected to change rapidly
+ */
+public class HSLFXML extends HXFDocument {
+       public static final String MAIN_CONTENT_TYPE = "application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml";
+       public static final String NOTES_CONTENT_TYPE = "application/vnd.openxmlformats-officedocument.presentationml.notesSlide+xml";
+       public static final String SLIDE_CONTENT_TYPE = "application/vnd.openxmlformats-officedocument.presentationml.slide+xml";
+       public static final String SLIDE_LAYOUT_RELATION_TYPE = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout";
+       public static final String NOTES_RELATION_TYPE = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/notesSlide";
+
+       private PresentationDocument presentationDoc;
+       
+       public HSLFXML(Package container) throws OpenXML4JException, IOException, XmlException {
+               super(container, MAIN_CONTENT_TYPE);
+               
+               presentationDoc =
+                       PresentationDocument.Factory.parse(basePart.getInputStream());
+       }
+       
+       /**
+        * Returns the low level presentation base object
+        */
+       public CTPresentation getPresentation() {
+               return presentationDoc.getPresentation();
+       }
+       
+       /**
+        * Returns the references from the presentation to its
+        *  slides.
+        * You'll need these to figure out the slide ordering,
+        *  and to get at the actual slides themselves
+        */
+       public CTSlideIdList getSlideReferences() {
+               return getPresentation().getSldIdLst();
+       }
+       /**
+        * Returns the references from the presentation to its
+        *  slide masters.
+        * You'll need these to get at the actual slide 
+        *  masters themselves
+        */
+       public CTSlideMasterIdList getSlideMasterReferences() {
+               return getPresentation().getSldMasterIdLst();
+       }
+       
+       /**
+        * Returns the low level slide master object from
+        *  the supplied slide master reference
+        */
+       public CTSlideMaster getSlideMaster(CTSlideMasterIdListEntry master) throws IOException, XmlException {
+               PackagePart masterPart =
+                       getRelatedPackagePart(master.getId2());
+               SldMasterDocument masterDoc =
+                       SldMasterDocument.Factory.parse(masterPart.getInputStream());
+               return masterDoc.getSldMaster();
+       }
+       
+       /**
+        * Returns the low level slide object from
+        *  the supplied slide reference
+        */
+       public CTSlide getSlide(CTSlideIdListEntry slide) throws IOException, XmlException {
+               PackagePart slidePart =
+                       getRelatedPackagePart(slide.getId2());
+               SldDocument slideDoc =
+                       SldDocument.Factory.parse(slidePart.getInputStream());
+               return slideDoc.getSld();
+       }
+       
+       /**
+        * Returns the low level notes object for the given
+        *  slide, as found from the supplied slide reference
+        */
+       public CTNotesSlide getNotes(CTSlideIdListEntry slide) throws IOException, XmlException {
+               PackagePart slidePart =
+                       getRelatedPackagePart(slide.getId2());
+               
+               PackageRelationshipCollection notes;
+               try {
+                       notes = slidePart.getRelationshipsByType(NOTES_RELATION_TYPE);
+               } catch(InvalidFormatException e) {
+                       throw new IllegalStateException(e);
+               }
+               
+               if(notes.size() == 0) {
+                       // No notes for this slide
+                       return null;
+               }
+               if(notes.size() > 1) {
+                       throw new IllegalStateException("Expecting 0 or 1 notes for a slide, but found " + notes.size());
+               }
+               
+               PackagePart notesPart =
+                       getPackagePart(notes.getRelationship(0));
+               NotesDocument notesDoc =
+                       NotesDocument.Factory.parse(notesPart.getInputStream());
+               
+               return notesDoc.getNotes();
+       }
+}
diff --git a/src/scratchpad/ooxml-src/org/apache/poi/hslf/usermodel/HSLFXMLSlideShow.java b/src/scratchpad/ooxml-src/org/apache/poi/hslf/usermodel/HSLFXMLSlideShow.java
new file mode 100644 (file)
index 0000000..b8a5fcd
--- /dev/null
@@ -0,0 +1,39 @@
+/* ====================================================================
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================== */
+package org.apache.poi.hslf.usermodel;
+
+import org.apache.poi.POIXMLDocument;
+import org.apache.poi.hslf.HSLFXML;
+
+/**
+ * High level representation of a ooxml slideshow.
+ * This is the first object most users will construct whether
+ *  they are reading or writing a slideshow. It is also the
+ *  top level object for creating new slides/etc.
+ */
+public class HSLFXMLSlideShow extends POIXMLDocument {
+       private org.apache.poi.hslf.HSLFXML hslfXML;
+       
+       public HSLFXMLSlideShow(HSLFXML xml) {
+               super(xml);
+               this.hslfXML = xml;
+       }
+       
+       public HSLFXML _getHSLFXML() {
+               return hslfXML;
+       }
+}
diff --git a/src/scratchpad/ooxml-testcases/org/apache/poi/hslf/TestHSLFXML.java b/src/scratchpad/ooxml-testcases/org/apache/poi/hslf/TestHSLFXML.java
new file mode 100644 (file)
index 0000000..11e7efd
--- /dev/null
@@ -0,0 +1,123 @@
+/* ====================================================================
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================== */
+package org.apache.poi.hslf;
+
+import java.io.File;
+
+import org.apache.poi.hxf.HXFDocument;
+import org.openxml4j.opc.Package;
+import org.openxml4j.opc.PackagePart;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideIdList;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideIdListEntry;
+import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideMasterIdListEntry;
+
+import junit.framework.TestCase;
+
+public class TestHSLFXML extends TestCase {
+       private File sampleFile;
+
+       protected void setUp() throws Exception {
+               super.setUp();
+               
+               sampleFile = new File(
+                               System.getProperty("HSLF.testdata.path") +
+                               File.separator + "sample.pptx"
+               );
+       }
+
+       public void testContainsMainContentType() throws Exception {
+               Package pack = HXFDocument.openPackage(sampleFile);
+               
+               boolean found = false;
+               for(PackagePart part : pack.getParts()) {
+                       if(part.getContentType().equals(HSLFXML.MAIN_CONTENT_TYPE)) {
+                               found = true;
+                       }
+                       System.out.println(part);
+               }
+               assertTrue(found);
+       }
+
+       public void testOpen() throws Exception {
+               HXFDocument.openPackage(sampleFile);
+               
+               HSLFXML xml;
+               
+               // With the finalised uri, should be fine
+               xml = new HSLFXML(
+                               HXFDocument.openPackage(sampleFile)
+               );
+               
+               // Check the core
+               assertNotNull(xml.getPresentation());
+               
+               // Check it has some slides
+               assertTrue(
+                       xml.getSlideReferences().sizeOfSldIdArray() > 0
+               );
+               assertTrue(
+                               xml.getSlideMasterReferences().sizeOfSldMasterIdArray() > 0
+                       );
+       }
+       
+       public void testSlideBasics() throws Exception {
+               HSLFXML xml = new HSLFXML(
+                               HXFDocument.openPackage(sampleFile)
+               );
+               
+               // Should have 1 master
+               assertEquals(1, xml.getSlideMasterReferences().sizeOfSldMasterIdArray());
+               assertEquals(1, xml.getSlideMasterReferences().getSldMasterIdArray().length);
+               
+               // Should have three sheets
+               assertEquals(2, xml.getSlideReferences().sizeOfSldIdArray());
+               assertEquals(2, xml.getSlideReferences().getSldIdArray().length);
+               
+               // Check they're as expected
+               CTSlideIdListEntry[] slides = xml.getSlideReferences().getSldIdArray();
+               assertEquals(256, slides[0].getId());
+               assertEquals(257, slides[1].getId());
+               assertEquals("rId2", slides[0].getId2());
+               assertEquals("rId3", slides[1].getId2());
+               
+               // Now get those objects
+               assertNotNull(xml.getSlide(slides[0]));
+               assertNotNull(xml.getSlide(slides[1]));
+               
+               // And check they have notes as expected
+               assertNotNull(xml.getNotes(slides[0]));
+               assertNotNull(xml.getNotes(slides[1]));
+               
+               // And again for the master
+               CTSlideMasterIdListEntry[] masters =
+                       xml.getSlideMasterReferences().getSldMasterIdArray();
+               assertEquals(2147483648l, masters[0].getId());
+               assertEquals("rId1", masters[0].getId2());
+               assertNotNull(xml.getSlideMaster(masters[0]));
+       }
+       
+       public void testMetadataBasics() throws Exception {
+               HSLFXML xml = new HSLFXML(
+                               HXFDocument.openPackage(sampleFile)
+               );
+               assertNotNull(xml.getDocumentProperties());
+               
+               assertEquals("Microsoft Office PowerPoint", xml.getDocumentProperties().getApplication());
+               assertEquals(0, xml.getDocumentProperties().getCharacters());
+               assertEquals(0, xml.getDocumentProperties().getLines());
+       }
+}