svn commit: r1034360 - /tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/microsoft/HSLFExtractor.java

[ma...@apache.org]

Author: maxcom
Date: Fri Nov 12 12:04:55 2010
New Revision: 1034360

URL: http://svn.apache.org/viewvc?rev=1034360&view=rev
Log:
TIKA-549: support for extracting OLE-shapes from PPT

Added:
    tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/microsoft/HSLFExtractor.java

Added: tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/microsoft/HSLFExtractor.java
URL: http://svn.apache.org/viewvc/tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/microsoft/HSLFExtractor.java?rev=1034360&view=auto
==============================================================================
--- tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/microsoft/HSLFExtractor.java (added)
+++ tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/microsoft/HSLFExtractor.java Fri Nov 12 12:04:55 2010
@@ -0,0 +1,56 @@
+/*
+ * 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.tika.parser.microsoft;
+
+import org.apache.poi.hslf.extractor.PowerPointExtractor;
+import org.apache.poi.hslf.model.OLEShape;
+import org.apache.poi.poifs.filesystem.POIFSFileSystem;
+import org.apache.tika.exception.TikaException;
+import org.apache.tika.io.TikaInputStream;
+import org.apache.tika.parser.ParseContext;
+import org.apache.tika.sax.XHTMLContentHandler;
+import org.xml.sax.SAXException;
+
+import java.io.IOException;
+import java.util.List;
+
+public class HSLFExtractor extends AbstractPOIFSExtractor {
+    public HSLFExtractor(ParseContext context) {
+        super(context);
+    }
+
+    protected void parse(
+            POIFSFileSystem filesystem, XHTMLContentHandler xhtml)
+            throws IOException, SAXException, TikaException {
+        PowerPointExtractor powerPointExtractor =
+            new PowerPointExtractor(filesystem);
+        xhtml.element("p", powerPointExtractor.getText(true, true));
+
+        List<OLEShape> shapeList = powerPointExtractor.getOLEShapes();
+        for (OLEShape shape : shapeList) {
+            TikaInputStream stream = TikaInputStream.get(shape.getObjectData().getData());
+
+            String mediaType = null;
+
+            if ("Excel.Chart.8".equals(shape.getProgID())) {
+                mediaType = "application/vnd.ms-excel";
+            }
+
+            handleEmbeddedResource(stream, Integer.toString(shape.getObjectID()), mediaType, xhtml, false);
+        }
+    }
+}