Source code for odt2pdf.cs

using System;

using System.IO;

using unoidl.com.sun.star.beans;

using unoidl.com.sun.star.frame;

using unoidl.com.sun.star.lang;

using unoidl.com.sun.star.uno;

namespace RobvanderWoude

{

	class ODT2PDF

	{

		static int Main( string[] args )

		{

			try

			{

				if ( args.Length == 0 )

				{

					return WriteError( null );

				}

				if ( args.Length == 1 || args.Length == 2 )

				{

					if ( args[0] == "/?" )

					{

						return WriteError( null );

					}

					string fileIn = Path.GetFullPath( args[0] );

					if ( !File.Exists( fileIn ) )

					{

						return WriteError( "Input file does not exist" );

					}

					string fileOut;

					if ( args.Length == 2 )

					{

						fileOut = Path.GetFullPath( args[1] );

					}

					else

					{

						string parent = Directory.GetParent( fileIn ).FullName;

						if ( parent.EndsWith( "\\" ) )

						{

							fileOut = parent + Path.GetFileNameWithoutExtension( fileIn ) + ".pdf";

						}

						else

						{

							fileOut = parent + "\\" + Path.GetFileNameWithoutExtension( fileIn ) + ".pdf";

						}

					}

					if ( !Directory.GetParent( fileOut ).Exists )

					{

						return WriteError( "Parent folder of output file does not exist" );

					}

					string extIn = Path.GetExtension( fileIn ).ToLower( );

					if ( extIn == ".odt" )

					{

						if ( SaveOdtAsPdf( fileIn, fileOut ) )

						{

							return 0;

						}

						else

						{

							return WriteError( "Could not convert and save the file" );

						}

					}

					else

					{

						return WriteError( "Invalid input file type/extension" );

					}

				}

				else

				{

					return WriteError( null );

				}

			}

			catch ( System.Exception e )

			{

				return WriteError( e.Message );

			}

		}

		static bool SaveOdtAsPdf( string fileIn, string fileOut )

		{

			try

			{

				// The main functionality uses OpenOffice's UNO components

				// http://en.wikipedia.org/wiki/Universal_Network_Objects

				string urlIn = "file:///" + Path.GetFullPath( fileIn ).Replace( "\\", "/" );

				string urlOut = "file:///" + Path.GetFullPath( fileOut ).Replace( "\\", "/" );

				XComponentContext unoBootstrap = uno.util.Bootstrap.bootstrap( );

				XMultiServiceFactory unoServiceMan = (XMultiServiceFactory)unoBootstrap.getServiceManager( );

				XComponentLoader unoDesk = (XComponentLoader)unoServiceMan.createInstance( "com.sun.star.frame.Desktop" );

				PropertyValue[] inputProperties = new PropertyValue[1];

				inputProperties[0] = new PropertyValue( );

				inputProperties[0].Name = "Hidden";

				inputProperties[0].Value = new uno.Any( true );

				XComponent unoDoc = unoDesk.loadComponentFromURL( urlIn, "_blank", 0, inputProperties );

				PropertyValue[] outputProperties = new PropertyValue[1];

				outputProperties[0] = new PropertyValue( );

				outputProperties[0].Name = "FilterName";

				outputProperties[0].Value = new uno.Any( "writer_pdf_Export" );

				( (XStorable)unoDoc ).storeToURL( urlOut, outputProperties );

				( (XComponent)unoDoc ).dispose( );

				unoDoc = null;

				return true;

			}

			catch ( unoidl.com.sun.star.uno.Exception )

			{

				return false;

			}

		}

		#region Error Handling

		public static int WriteError( string errorMessage )

		{

			if ( string.IsNullOrEmpty( errorMessage ) == false )

			{

				Console.Error.WriteLine( );

				Console.ForegroundColor = ConsoleColor.Red;

				Console.Error.Write( "ERROR: " );

				Console.ForegroundColor = ConsoleColor.White;

				Console.Error.WriteLine( errorMessage );

				Console.ResetColor( );

			}

			/*

			ODT2PDF,  Version 1.01

			Save LibreOffice/OpenOffice Writer files as PDF

			Usage:    ODT2PDF  inputfile.odt  [ outputfile.pdf ]

			Where:    inputfile.odt    is the LibreOffice file to be saved as PDF

			          outputfile.pdf   is the path of the output PDF file

			                           (default: name and parent folder of inputfile)

			Notes:    Requires LibreOffice, its SDK and a Java runtime.

			          Tested with LibreOffice 4.1.4.2 and Java 1.7.0_51-b13.

			          Should also work with OpenOffice.

			Written by Rob van der Woude

			http://www.robvanderwoude.com

			 */

			Console.Error.WriteLine( );

			Console.Error.WriteLine( "ODT2PDF,  Version 1.01" );

			Console.Error.WriteLine( "Save LibreOffice/OpenOffice Writer files as PDF" );

			Console.Error.WriteLine( );

			Console.Error.Write( "Usage:    " );

			Console.ForegroundColor = ConsoleColor.White;

			Console.Error.WriteLine( "ODT2PDF  inputfile.odt  [ outputfile.pdf ]" );

			Console.ResetColor( );

			Console.Error.WriteLine( );

			Console.Error.Write( "Where:    " );

			Console.ForegroundColor = ConsoleColor.White;

			Console.Error.Write( "inputfile.odt" );

			Console.ResetColor( );

			Console.Error.WriteLine( "    is the LibreOffice file to be saved as PDF" );

			Console.ForegroundColor = ConsoleColor.White;

			Console.Error.Write( "          outputfile.pdf" );

			Console.ResetColor( );

			Console.Error.WriteLine( "   is the path of the output PDF file" );

			Console.Error.WriteLine( "                           (default: name and parent folder of inputfile)" );

			Console.Error.WriteLine( );

			Console.Error.WriteLine( "Notes:    Requires LibreOffice, its SDK and a Java runtime." );

			Console.Error.WriteLine( "          Tested with LibreOffice 4.1.4.2 and Java 1.7.0_51-b13." );

			Console.Error.WriteLine( "          Should also work with OpenOffice." );

			Console.Error.WriteLine( );

			Console.Error.WriteLine( "Written by Rob van der Woude" );

			Console.Error.WriteLine( "http://www.robvanderwoude.com" );

			Console.OpenStandardOutput( );

			return 1;

		}

		#endregion Error Handling

	}

}