Merged revisions 697520 via svnmerge from

https://svn.apache.org/repos/asf/poi/trunk

........
  r697520 | yegor | 2008-09-21 15:14:34 +0100 (Sun, 21 Sep 2008) | 1 line
  
  patch from bug #45844: Addtional diagnostics for SlideShowRecordDumper
........


git-svn-id: https://svn.apache.org/repos/asf/poi/branches/ooxml@697548 13f79535-47bb-0310-9956-ffa450edef68

src/documentation/content/xdocs/changes.xml

@@ -67,6 +67,10 @@
            <action dev="POI-DEVELOPERS" type="add">Created a common interface for handling Excel files, irrespective of if they are .xls or .xlsx</action>
         </release>
         <release version="3.2-alpha1" date="2008-??-??">
+           <action dev="POI-DEVELOPERS" type="add">45844 - Addtional diagnostics for HSLF SlideShowRecordDumper</action>
+           <action dev="POI-DEVELOPERS" type="fix">45829 - HSSFPicture.getImageDimension() failed when DPI of image is zero</action>
+           <action dev="POI-DEVELOPERS" type="fix">45815 - Bit mask values in StyleTextPropAtom were not preserved across read-write</action>
+           <action dev="POI-DEVELOPERS" type="add">45814 - Specify RecordType for slide show Handout (4041)</action>
            <action dev="POI-DEVELOPERS" type="fix">45805 - Fixed 16-bit signed/unsigned bug in HSSFSheet.getColWidth etc</action>
            <action dev="POI-DEVELOPERS" type="fix">45780 - Fixed HSSFSheet.shiftRows to also update Area refs</action>
            <action dev="POI-DEVELOPERS" type="fix">45804 - Update HSMF to handle Outlook 3.0 msg files, which have a different string chunk type</action>

src/documentation/content/xdocs/status.xml

@@ -64,6 +64,10 @@
            <action dev="POI-DEVELOPERS" type="add">Created a common interface for handling Excel files, irrespective of if they are .xls or .xlsx</action>
         </release>
         <release version="3.2-alpha1" date="2008-??-??">
+           <action dev="POI-DEVELOPERS" type="add">45844 - Addtional diagnostics for HSLF SlideShowRecordDumper</action>
+           <action dev="POI-DEVELOPERS" type="fix">45829 - HSSFPicture.getImageDimension() failed when DPI of image is zero</action>
+           <action dev="POI-DEVELOPERS" type="fix">45815 - Bit mask values in StyleTextPropAtom were not preserved across read-write</action>
+           <action dev="POI-DEVELOPERS" type="add">45814 - Specify RecordType for slide show Handout (4041)</action>
            <action dev="POI-DEVELOPERS" type="fix">45805 - Fixed 16-bit signed/unsigned bug in HSSFSheet.getColWidth etc</action>
            <action dev="POI-DEVELOPERS" type="fix">45780 - Fixed HSSFSheet.shiftRows to also update Area refs</action>
            <action dev="POI-DEVELOPERS" type="fix">45804 - Update HSMF to handle Outlook 3.0 msg files, which have a different string chunk type</action>

src/scratchpad/src/org/apache/poi/hslf/dev/SlideShowRecordDumper.java

@@ -20,8 +20,20 @@ package org.apache.poi.hslf.dev;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
+import java.util.Iterator;
+
 import org.apache.poi.hslf.HSLFSlideShow;
 import org.apache.poi.hslf.record.Record;
+import org.apache.poi.util.HexDump;
+import org.apache.poi.ddf.DefaultEscherRecordFactory;
+import org.apache.poi.ddf.EscherRecord;
+import org.apache.poi.ddf.EscherContainerRecord;
+import org.apache.poi.ddf.EscherTextboxRecord;
+import org.apache.poi.hslf.record.EscherTextboxWrapper;
+import org.apache.poi.hslf.record.TextCharsAtom;
+import org.apache.poi.hslf.record.TextBytesAtom;
+import org.apache.poi.hslf.record.StyleTextPropAtom;
+import org.apache.poi.hslf.record.Record;
 
 /**
  * This class provides a way to view the contents of a powerpoint file.
@@ -31,6 +43,8 @@ import org.apache.poi.hslf.record.Record;
  * @author Nick Burch
  */
 public final class SlideShowRecordDumper {
+  private boolean optVerbose;
+  private boolean optEscher;
   private HSLFSlideShow doc;
 
   /**
@@ -39,18 +53,45 @@ public final class SlideShowRecordDumper {
    */
   public static void main(String args[]) throws IOException
   {
-	if(args.length == 0) {
+	String filename = "";
-		System.err.println("Useage: SlideShowRecordDumper <filename>");
+	boolean verbose = false;
+	boolean escher = false;
+
+	int ndx=0;
+	for (; ndx<args.length; ndx++) {		
+		if (!args[ndx].substring(0,1).equals("-"))
+			break;
+				
+		if (args[ndx].equals("-escher")) {
+			escher = true;
+		} else if (args[ndx].equals("-verbose")) {
+			verbose = true;
+		} else {
+			printUsage();
+			return;
+		}
+	}
+	
+	// parsed any options, expect exactly one remaining arg (filename)
+	if (ndx != args.length-1) {
+		printUsage();
 		return;
 	}
 	
-	String filename = args[0];
+	filename = args[ndx];
 
-	SlideShowRecordDumper foo = new SlideShowRecordDumper(filename);
+	SlideShowRecordDumper foo = new SlideShowRecordDumper(filename, verbose, escher);
 
 	foo.printDump();
   }
   
+  public static void printUsage() {
+		System.err.println("Usage: SlideShowRecordDumper [-escher] [-verbose] <filename>");
+		System.err.println("Valid Options:");
+		System.err.println("-escher\t\t: dump contents of escher records");
+		System.err.println("-verbose\t: dump binary contents of each record");
+  }
+
 
   /**
    * Constructs a Powerpoint dump from fileName. Parses the document 
@@ -59,8 +100,10 @@ public final class SlideShowRecordDumper {
    * @param fileName The name of the file to read.
    * @throws IOException if there is a problem while parsing the document.
    */
-  public SlideShowRecordDumper(String fileName) throws IOException
+  public SlideShowRecordDumper(String fileName, boolean verbose, boolean escher) throws IOException
   {
+	optVerbose = verbose;
+  	optEscher = escher;
 	doc = new HSLFSlideShow(fileName);
   }
 
@@ -95,12 +138,96 @@ public final class SlideShowRecordDumper {
   }
 
   public int getDiskLen(Record r) throws IOException {
+  	if (r == null) return 0;
+  	
 	ByteArrayOutputStream baos = new ByteArrayOutputStream();
 	r.writeOut(baos);
 	byte[] b = baos.toByteArray();
 	return b.length;
   }
 
+  public String getPrintableRecordContents(Record r) throws IOException {
+  	if (r==null) return "<<null>>";
+  	
+	ByteArrayOutputStream baos = new ByteArrayOutputStream();
+	r.writeOut(baos);
+	byte[] b = baos.toByteArray();
+	return HexDump.dump(b, 0, 0);
+  }
+  
+  public String printEscherRecord( EscherRecord er ) {
+        String nl = System.getProperty( "line.separator" );
+        StringBuffer buf = new StringBuffer();
+
+		if (er instanceof EscherContainerRecord) {
+			buf.append(printEscherContainerRecord( (EscherContainerRecord)er ));
+		} else if (er instanceof EscherTextboxRecord) {
+			buf.append("EscherTextboxRecord:" + nl);
+			
+			EscherTextboxWrapper etw = new EscherTextboxWrapper((EscherTextboxRecord)er);
+			Record children[] = etw.getChildRecords();
+			for (int j=0; j<children.length; j++) {
+				if (children[j] instanceof StyleTextPropAtom) {
+					
+					// need preceding Text[Chars|Bytes]Atom to initialize the data structure
+					if (j > 0 && (children[j-1] instanceof TextCharsAtom || 
+								  children[j-1] instanceof TextBytesAtom)) {
+								  	
+						int size = (children[j-1] instanceof TextCharsAtom) ? 
+										((TextCharsAtom)children[j-1]).getText().length() : 
+										((TextBytesAtom)children[j-1]).getText().length();
+										
+						StyleTextPropAtom tsp = (StyleTextPropAtom)children[j];
+						tsp.setParentTextSize(size);
+						
+					} else {
+						buf.append("Error! Couldn't find preceding TextAtom for style\n");
+					}
+					
+					buf.append(children[j].toString() + nl );
+				} else {				
+					buf.append(children[j].toString() + nl );
+				}
+			}
+		} else {
+			buf.append( er.toString() );
+		}			
+		return buf.toString();
+  }
+  
+  public String printEscherContainerRecord( EscherContainerRecord ecr ) {
+  		String indent = "";
+  		
+        String nl = System.getProperty( "line.separator" );
+
+        StringBuffer children = new StringBuffer();
+        if ( ecr.getChildRecords().size() > 0 )
+        {
+            children.append( "  children: " + nl );
+            
+            int count = 0;
+            for ( Iterator iterator = ecr.getChildRecords().iterator(); iterator.hasNext(); )
+            {
+            	String newIndent = "   ";
+            	
+                EscherRecord record = (EscherRecord) iterator.next();
+                children.append(newIndent + "Child " + count + ":" + nl);
+                
+               	children.append( printEscherRecord(record) );
+
+                count++;
+            }
+        }
+
+        return 
+        	indent + ecr.getClass().getName() + " (" + ecr.getRecordName() + "):" + nl +
+            indent + "  isContainer: " + ecr.isContainerRecord() + nl +
+            indent + "  options: 0x" + HexDump.toHex( ecr.getOptions() ) + nl +
+            indent + "  recordId: 0x" + HexDump.toHex( ecr.getRecordId() ) + nl +
+            indent + "  numchildren: " + ecr.getChildRecords().size() + nl +
+            indent + children.toString();
+  }
+
 
   public void walkTree(int depth, int pos, Record[] records) throws IOException {
 	int indent = depth;
@@ -109,6 +236,11 @@ public final class SlideShowRecordDumper {
 
 	for(int i=0; i<records.length; i++) {
 		Record r = records[i];
+		if (r == null) {
+			System.out.println(ind + "At position " + pos + " (" + makeHex(pos,6) + "):");
+			System.out.println(ind + "Warning! Null record found.");
+			continue;
+		}
 
 		// Figure out how big it is
 		int len = getDiskLen(r);
@@ -132,6 +264,25 @@ public final class SlideShowRecordDumper {
 		System.out.println(ind + " Record is of type " + cname);
 		System.out.println(ind + " Type is " + r.getRecordType() + " (" + hexType + " -> " + rHexType + " )");
 		System.out.println(ind + " Len is " + (len-8) + " (" + makeHex((len-8),8) + "), on disk len is " + len );
+
+		// print additional information for drawings and atoms
+		if (optEscher && cname.equals("PPDrawing")) {
+			DefaultEscherRecordFactory factory = new DefaultEscherRecordFactory();
+
+			ByteArrayOutputStream baos = new ByteArrayOutputStream();
+			r.writeOut(baos);
+			byte[] b = baos.toByteArray();
+
+			EscherRecord er = factory.createRecord(b, 0);
+			er.fillFields(b, 0, factory);
+			
+			System.out.println( printEscherRecord( er ) );
+						
+		} else if(optVerbose && r.getChildRecords() == null) {
+			String recData = getPrintableRecordContents(r);
+			System.out.println(ind + recData );
+		}
+
 		System.out.println();
 
 		// If it has children, show them

src/scratchpad/src/org/apache/poi/hslf/model/textproperties/TextPropCollection.java

@@ -36,6 +36,8 @@ public class TextPropCollection {
 	private LinkedList textPropList;
     private int maskSpecial = 0;
     
+    public int getSpecialMask() { return maskSpecial; }
+
 	/** Fetch the number of characters this styling applies to */
 	public int getCharactersCovered() { return charactersCovered; }
 	/** Fetch the TextProps that define this styling */

src/scratchpad/src/org/apache/poi/hslf/record/StyleTextPropAtom.java

@@ -32,6 +32,7 @@ import org.apache.poi.hslf.model.textproperties.TextProp;
 import org.apache.poi.hslf.model.textproperties.TextPropCollection;
 import org.apache.poi.util.LittleEndian;
 import org.apache.poi.util.POILogger;
+import org.apache.poi.util.HexDump;
 
 /**
  * A StyleTextPropAtom (type 4001). Holds basic character properties 
@@ -417,25 +418,62 @@ public class StyleTextPropAtom extends RecordAtom
      */
     public String toString(){
         StringBuffer out = new StringBuffer();
+        
+	    out.append("StyleTextPropAtom:\n");
+        if (!initialised) {
+	        out.append("Uninitialised, dumping Raw Style Data\n");
+        } else {
+        
 	        out.append("Paragraph properties\n");
+	        
 	        for (Iterator it1 = getParagraphStyles().iterator(); it1.hasNext();) {
 	            TextPropCollection pr = (TextPropCollection)it1.next();
-            out.append("  chars covered: " + pr.getCharactersCovered() + "\n");
+	            out.append("  chars covered: " + pr.getCharactersCovered());
+	            out.append("  special mask flags: 0x" + HexDump.toHex(pr.getSpecialMask()) + "\n");
 	            for (Iterator it2 = pr.getTextPropList().iterator(); it2.hasNext(); ) {
 	                TextProp p = (TextProp)it2.next();
-                out.append("    " + p.getName() + " = " + p.getValue() + "\n");
+	                out.append("    " + p.getName() + " = " + p.getValue() );
+	                out.append(" (0x" + HexDump.toHex(p.getValue()) + ")\n");
+	            }
+	            
+	            out.append("  para bytes that would be written: \n");
+	            
+	            try {
+					ByteArrayOutputStream baos = new ByteArrayOutputStream();
+					pr.writeOut(baos);
+					byte[] b = baos.toByteArray();
+					out.append(HexDump.dump(b, 0, 0));
+	            } catch (Exception e ) {
+	            	e.printStackTrace();
 	            }
 	        }
 	
 	        out.append("Character properties\n");
 	        for (Iterator it1 = getCharacterStyles().iterator(); it1.hasNext();) {
 	            TextPropCollection pr = (TextPropCollection)it1.next();
-            out.append("  chars covered: " + pr.getCharactersCovered() + "\n");
+	            out.append("  chars covered: " + pr.getCharactersCovered() );
+	            out.append("  special mask flags: 0x" + HexDump.toHex(pr.getSpecialMask()) + "\n");
 	            for (Iterator it2 = pr.getTextPropList().iterator(); it2.hasNext(); ) {
 	                TextProp p = (TextProp)it2.next();
-                out.append("    " + p.getName() + " = " + p.getValue() + "\n");
+	                out.append("    " + p.getName() + " = " + p.getValue() );
+	                out.append(" (0x" + HexDump.toHex(p.getValue()) + ")\n");
+	            }
+	            
+	            out.append("  char bytes that would be written: \n");
+	            
+	            try {
+					ByteArrayOutputStream baos = new ByteArrayOutputStream();
+					pr.writeOut(baos);
+					byte[] b = baos.toByteArray();
+					out.append(HexDump.dump(b, 0, 0));
+	            } catch (Exception e ) {
+	            	e.printStackTrace();
 	            }
 	        }
+        }
+        	
+        out.append("  original byte stream \n");
+		out.append( HexDump.dump(rawContents, 0, 0) );
 
         return out.toString();
     }

src/scratchpad/src/org/apache/poi/hslf/record/TextBytesAtom.java

@@ -19,6 +19,7 @@
 
 package org.apache.poi.hslf.record;
 
+import org.apache.poi.util.HexDump;
 import org.apache.poi.util.LittleEndian;
 import org.apache.poi.util.StringUtil;
 import java.io.IOException;
@@ -101,4 +102,15 @@ public class TextBytesAtom extends RecordAtom
 		// Write out our text
 		out.write(_text);
 	}
+
+	/**
+	 * dump debug info; use getText() to return a string 
+	 * representation of the atom
+	 */
+	public String toString() {
+        StringBuffer out = new StringBuffer();
+        out.append( "TextBytesAtom:\n");
+		out.append( HexDump.dump(_text, 0, 0) );
+		return out.toString();
+	}
 }

src/scratchpad/src/org/apache/poi/hslf/record/TextCharsAtom.java

@@ -19,6 +19,7 @@
 
 package org.apache.poi.hslf.record;
 
+import org.apache.poi.util.HexDump;
 import org.apache.poi.util.LittleEndian;
 import org.apache.poi.util.StringUtil;
 import java.io.IOException;
@@ -97,4 +98,15 @@ public class TextCharsAtom extends RecordAtom
 		// Write out our text
 		out.write(_text);
 	}
+	
+	/**
+	 * dump debug info; use getText() to return a string 
+	 * representation of the atom
+	 */
+	public String toString() {
+        StringBuffer out = new StringBuffer();
+        out.append( "TextCharsAtom:\n");
+		out.append( HexDump.dump(_text, 0, 0) );
+		return out.toString();
+	}
 }