Add minimal command line parser to YACReader and YACReaderLibrary.

Introduce new command line options --comicId and --libraryId for
communication between Reader and Library.
Support for standard command line options --help and --version.

YACReader/main.cpp

@@ -80,7 +80,40 @@ int main(int argc, char * argv[])
 
 	app.setApplicationName("YACReader");
 	app.setOrganizationName("YACReader");
-
+	
+	//simple command line parser
+	//will be replaced by QCommandLineParser in the future
+	QStringList optlist;
+	QStringList arglist;
+	
+	if (argc > 1)
+	{
+		//extract options and arguments
+		optlist = QCoreApplication::arguments().filter(QRegExp ("^-{1,2}")); 		//options starting with "-"
+		arglist = QCoreApplication::arguments().filter(QRegExp ("^(?!-{1,2})")); 	//positional arguments
+		//deal with standard options
+		if (!optlist.isEmpty())
+		{
+			QTextStream parser(stdout);
+			if (optlist.contains("--version") | optlist.contains("-v"))
+			{
+				parser << app.applicationName() << " " << QString(VERSION) << endl << "Copyright 2014 by Luis Angel San Martin Rodriguez" << endl;
+				return 0;
+			}
+			if (optlist.contains("--help") | optlist.contains("-h"))
+			{
+				parser << endl << "Usage: YACReader [File|Directory|Option]" << endl << endl;
+				parser << "Options:" << endl;
+				parser << "  -h, --help\t\tDisplay this text and exit." << endl;
+				parser << "  -v, --version\t\tDisplay version information and exit." << endl << endl;
+				parser << "Arguments:" << endl;
+				parser << "  file\t\t\tOpen comic file." <<endl;
+				parser << "  directory\t\tOpen comic directory." << endl << endl;
+				return 0;
+			}
+		}
+	}
+	
 	QString destLog = YACReader::getSettingsPath()+"/yacreader.log";
 	QDir().mkpath(YACReader::getSettingsPath());
 
@@ -101,8 +134,24 @@ int main(int argc, char * argv[])
 	translator.load(QCoreApplication::applicationDirPath()+"/languages/yacreader_"+sufix);
 #endif	
 	app.installTranslator(&translator);
-
 	MainWindowViewer * mwv = new MainWindowViewer();
+	//parser code for comic loading needs to be processed after MainWindowViewer creation
+	//if we have a valid request, open it - if not, load normally
+	if (argc > 1)
+	{
+		if (!optlist.filter("--comicId=").isEmpty() && !optlist.filter("--libraryId=").isEmpty())	
+		{
+			if (arglist.count()>1)
+			{
+				mwv->open(arglist.at(1), optlist.filter("--comicId=").at(0).split("=").at(1).toULongLong(), optlist.filter("--libraryId=").at(0).split("=").at(1).toULongLong());
+			}
+		}
+		else if ((arglist.count()>1))
+		{
+			//open first positional argument, silently ignore all following positional arguments
+			mwv->openComicFromPath(arglist.at(1));
+		}
+	}
 #ifdef Q_OS_MAC
     app.setWindow(mwv);
 #endif

YACReader/main_window_viewer.cpp

@@ -169,7 +169,7 @@ void MainWindowViewer::setupUI()
 
 	setWindowTitle("YACReader");
 
-	openFromArgv();
+	//openFromArgv();
 
 	checkNewVersion();
 	
@@ -232,12 +232,16 @@ void MainWindowViewer::openFromArgv()
 			open(pathFile+currentComicDB.path,currentComicDB,siblingComics);
 		}
 		else
-		{isClient = false; QMessageBox::information(this,"Connection Error", "Unable to connect to YACReaderLibrary");/*error*/}
+		{
+			isClient = false; 
+			QMessageBox::information(this,"Connection Error", "Unable to connect to YACReaderLibrary");
+			//error
+		}
 
 		optionsDialog->setFilters(currentComicDB.info.brightness, currentComicDB.info.contrast, currentComicDB.info.gamma);
 	}
 }
-
+	
 void MainWindowViewer::createActions()
 {
 	openAction = new QAction(tr("&Open"),this);
@@ -649,6 +653,39 @@ void MainWindowViewer::open(QString path, ComicDB & comic, QList<ComicDB> & sibl
 		openNextComicAction->setDisabled(true);
 }
 
+void MainWindowViewer::open(QString path, qint64 comicId, qint64 libraryId)
+{
+	//QString pathFile = QCoreApplication::arguments().at(1);
+	currentDirectory = path;
+	//quint64 comicId = QCoreApplication::arguments().at(2).split("=").at(1).toULongLong();
+	//libraryId = QCoreApplication::arguments().at(3).split("=").at(1).toULongLong();
+	this->libraryId=libraryId;
+//	this->path=path;
+	
+	enableActions();
+	
+	currentComicDB.id = comicId;
+	YACReaderLocalClient client;
+        int tries = 1;
+		bool success = false;
+        while(!(success = client.requestComicInfo(libraryId,currentComicDB,siblingComics)) && tries != 0)
+            tries--;
+
+        if(success)
+	{
+		isClient = true;
+		open(path+currentComicDB.path,currentComicDB,siblingComics);
+	}
+	else
+	{
+		isClient = false; 
+		QMessageBox::information(this,"Connection Error", "Unable to connect to YACReaderLibrary");
+		//error
+	}
+
+	optionsDialog->setFilters(currentComicDB.info.brightness, currentComicDB.info.contrast, currentComicDB.info.gamma);
+}
+
 void MainWindowViewer::openComicFromPath(QString pathFile)
 {
 	QFileInfo fi(pathFile);

YACReader/main_window_viewer.h

@@ -26,6 +26,7 @@ class YACReaderSliderAction;
 	public slots:
 		void open();
 		void open(QString path, ComicDB & comic, QList<ComicDB> & siblings);
+		void open(QString path, qint64 comicId, qint64 libraryId);
 		void openFolder();
 		void saveImage();
 		void toggleToolBars();
@@ -126,6 +127,7 @@ class YACReaderSliderAction;
 		ComicDB currentComicDB;
 		QList<ComicDB> siblingComics;
 		bool isClient;
+		QString startComicPath;
 		quint64 libraryId;
 signals:
 		void closed();