public static void Main(string[] args) { Options commandLineOptions = new Options(); ICommandLineParser commandParser = new CommandLineParser(new CommandLineParserSettings(true, true)); if (commandParser.ParseArguments(args, commandLineOptions, Console.Error)) { if (ValidateOptions(commandLineOptions)) { try { TaskProcessor concatTask = new TaskProcessor(); concatTask.ProcessTask(commandLineOptions); } catch (Exception ex) { StringBuilder errorMessage = new StringBuilder(); errorMessage.AppendLine(messageUnexpectedError); if (commandLineOptions.DebugMessages) { errorMessage.AppendFormat(messageUnhandledException, ex.ToString(), ex.Message, ex.StackTrace); } System.Console.Error.WriteLine(errorMessage.ToString()); Environment.ExitCode = 1; } } } else { // Command line params could not be parsed, // or help was requested Environment.ExitCode = -1; } }
private static bool ValidateOptions(Options commandLineOptions) { bool validatedOK = true; String errorMessage = null; if (commandLineOptions.Items.Count > 0) { if (!commandLineOptions.allPages) // No need to check -s options since -a was specified { if (commandLineOptions.SplitPages != null && commandLineOptions.SplitPages.Count > 0) { foreach (String splitPage in commandLineOptions.SplitPages) { UInt32 parseResult; if (!UInt32.TryParse(splitPage, out parseResult)) { errorMessage = String.Format(messageInvalidSplitPage, splitPage); break; } } } else { errorMessage = messageNoSplitPagesSpecifed; } } } else { errorMessage = messageNoInputFileSpecifed; } if (!String.IsNullOrEmpty(errorMessage)) { validatedOK = false; Console.Error.WriteLine(Environment.NewLine + errorMessage); Environment.ExitCode = 1; } return validatedOK; }
public void ProcessTask(Options commandLineOptions) { String inputFile = commandLineOptions.Items[0]; var splitTools = new CoreTools(); List<String> splitPages; switch (commandLineOptions.allPages) { case (true): // Splitting out every single page, // so there has to be any entry for // every page in the List object Dictionary<String, String> pdfInfo = splitTools.RetrieveBasicProperties(inputFile); int pageCount = Convert.ToInt32(pdfInfo["Page Count"]); splitPages = new List<string>(); for (int loop = 2; loop <= pageCount; loop++) { splitPages.Add(loop.ToString()); } break; default: splitPages = commandLineOptions.SplitPages.Distinct().ToList<String>(); splitPages.Sort(); break; } String outputFilePrefix; if (!String.IsNullOrWhiteSpace(commandLineOptions.OutputFilePrefix)) { outputFilePrefix = commandLineOptions.OutputFilePrefix; } else { if (!String.IsNullOrEmpty(Path.GetDirectoryName(commandLineOptions.Items[0]))) { outputFilePrefix = Path.Combine(Path.GetDirectoryName(commandLineOptions.Items[0]),Path.GetFileNameWithoutExtension(commandLineOptions.Items[0])); } else { outputFilePrefix = Path.GetFileNameWithoutExtension(commandLineOptions.Items[0]); } } outputFilePrefix += "{0:" + new String('0', splitPages.Count.ToString().Length) + "}.PDF"; var splitStartPages = new SortedList<int, String>(); for (int loop = 0; loop < splitPages.Count; loop++) { splitStartPages.Add(Convert.ToInt32(splitPages[loop]), String.Format(outputFilePrefix, loop + 2)); } if (!splitStartPages.ContainsKey(1)) splitStartPages.Add(1, String.Format(outputFilePrefix, 1)); // Add page 1 if not specified by user (it usually isn't) try { splitTools.SplitPDF(inputFile, splitStartPages); } catch (ArgumentOutOfRangeException outOfRangeException) { // Page 0 or page number greater than # of pages in PDF specified String consoleMessage = outOfRangeException.Message.Remove(outOfRangeException.Message.LastIndexOf("Parameter name:", StringComparison.CurrentCultureIgnoreCase)); System.Console.Error.WriteLine(Environment.NewLine + consoleMessage); } catch (ArgumentException argException) { // Output file prefix (-p) contains illegal characters. if (argException.Message.Contains("Illegal characters in path")) System.Console.Error.WriteLine(Environment.NewLine + argException.Message); } catch (UnauthorizedAccessException) { System.Console.Error.WriteLine(Environment.NewLine + "Access denied."); } catch (System.IO.FileNotFoundException) { System.Console.Error.WriteLine(Environment.NewLine + "File not found."); } catch (System.IO.DirectoryNotFoundException) { System.Console.Error.WriteLine(Environment.NewLine + "Directory not found."); } catch (IOException ioException) { // PDF file is not valid, or was not found if (ioException.Message.Contains("PDF")) { System.Console.Error.WriteLine(Environment.NewLine + "Input file is not a valid PDF."); } else if (ioException.Message.Contains("not found as file or resource")) { System.Console.Error.WriteLine(Environment.NewLine + ioException.Message); } else { throw; } } }