* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "cliparser.h"
+
+#include <QDir>
#include <QDebug>
+#include <QString>
+#include <QFileInfo>
+
+#ifdef HAVE_KDE
+# include <KCmdLineArgs>
+#endif
+
+CliParser::CliParser() {
+
+}
-CliParser::CliParser(int argc, char *argv[])
-{
- if(argc) {
- for (int i=0; i < argc; ++i)
- argsRaw.append(QString::fromUtf8(argv[i]));
+#ifdef HAVE_KDE
+void CliParser::addArgument(const QString &longName, const CliParserArg &arg) {
+ if(arg.shortName != 0) {
+ _cmdLineOptions.add(QByteArray().append(arg.shortName));
}
+ _cmdLineOptions.add(longName.toUtf8(), ki18n(arg.help.toUtf8()), arg.def.toUtf8());
+}
+
+bool CliParser::init(const QStringList &) {
+ KCmdLineArgs::addCmdLineOptions(_cmdLineOptions);
+ return true;
}
+QString CliParser::value(const QString &longName) {
+ return KCmdLineArgs::parsedArgs()->getOption(longName.toUtf8());
+}
-CliParser::~CliParser()
-{
+bool CliParser::isSet(const QString &longName) {
+ return KCmdLineArgs::parsedArgs()->isSet(longName.toUtf8());
}
-void CliParser::addArgument(QString longName, char shortName = 0, QVariant def = QVariant()) {
- CliParserArg arg = CliParserArg(longName, shortName, def);
+void CliParser::usage() {
+ KCmdLineArgs::usage();
+}
+
+#else
+void CliParser::addArgument(const QString &longName_, const CliParserArg &arg) {
+ QString longName = longName_;
+ longName.remove(QRegExp("\\s*<.*>\\s*")); // KCmdLineArgs takes args of the form "arg <defval>"
+ if(argsHash.contains(longName)) qWarning() << "Warning: Multiple definition of argument" << longName;
+ if(arg.shortName != 0 && !lnameOfShortArg(arg.shortName).isNull())
+ qWarning().nospace() << "Warning: Redefining shortName '" << arg.shortName << "' for " << longName << " previously defined for " << lnameOfShortArg(arg.shortName);
argsHash.insert(longName, arg);
- qDebug() << "Added Argument: " << longName << " with arg-addr: " << &arg;
}
-bool CliParser::parse() {
- qDebug() << "Parse results: ";
- qDebug() << argsHash.value("logfile").value;
- argsHash[QString("logfile")].value = "BOOYA";
+bool CliParser::addLongArg(const CliParserArg::CliArgType type, const QString &name, const QString &value) {
+ if(argsHash.contains(name)){
+ if(type == CliParserArg::CliArgOption && argsHash.value(name).type == type) {
+ argsHash[name].value = escapedValue(value);
+ return true;
+ }
+ else if (type == CliParserArg::CliArgSwitch && argsHash.value(name).type == type) {
+ argsHash[name].boolValue = true;
+ return true;
+ }
+ }
+ qWarning() << "Warning: Unrecognized argument:" << name;
+ return false;
+}
+
+bool CliParser::addShortArg(const CliParserArg::CliArgType type, const char shortName, const QString &value) {
+ QString longName = lnameOfShortArg(shortName);
+ if(!longName.isNull()) {
+ if(type == CliParserArg::CliArgOption && argsHash.value(longName).type == type) {
+ argsHash[longName].value = escapedValue(value);
+ return true;
+ }
+ else if (type == CliParserArg::CliArgSwitch) {
+ if(argsHash.value(longName).type == type) {
+ argsHash[longName].boolValue = true;
+ return true;
+ }
+ // arg is an option but detected as a switch -> argument is missing
+ else {
+ qWarning().nospace() << "Warning: '" << shortName << "' is an option which needs an argument";
+ return false;
+ }
+ }
+ }
+ qWarning().nospace() << "Warning: Unrecognized argument: '" << shortName << "'";
+ return false;
+}
+
+QString CliParser::escapedValue(const QString &value) {
+ QString escapedValue = value;
+ if(escapedValue.startsWith("~"))
+ escapedValue.replace(0, 1, QDir::homePath());
+
+ return escapedValue;
}
-QVariant CliParser::value(QString key) {
- return argsHash.value(key).value;
+bool CliParser::init(const QStringList &args) {
+ argsRaw = args;
+ QStringList::const_iterator currentArg;
+ for (currentArg = argsRaw.constBegin(); currentArg != argsRaw.constEnd(); ++currentArg) {
+ if(currentArg->startsWith("--")) {
+ // long
+ QString name;
+ if(currentArg->contains("=")) {
+ // option
+ QStringList tmp = currentArg->mid(2).split("=");
+ name = tmp.at(0);
+ QString value;
+ // this is needed to allow --option=""
+ if(tmp.at(1).isNull()) value = QString("");
+ else value = tmp.at(1);
+ if(!addLongArg(CliParserArg::CliArgOption, name, value)) return false;
+ }
+ else {
+ // switch
+ name = currentArg->mid(2);
+ if(!addLongArg(CliParserArg::CliArgSwitch, name)) return false;
+ }
+ }
+ else if(currentArg->startsWith("-")) {
+ // short
+ char name;
+ QStringList::const_iterator nextArg = currentArg+1;
+ // if next arg is a short/long option/switch the current arg is one too
+ if(nextArg == argsRaw.constEnd() || nextArg->startsWith("-")) {
+ // switch
+ for (int i = 0; i < currentArg->mid(1).toAscii().size(); i++) {
+ name = currentArg->mid(1).toAscii().at(i);
+ if(!addShortArg(CliParserArg::CliArgSwitch, name)) return false;
+ }
+ }
+ // if next arg is is no option/switch it's an argument to a shortoption
+ else {
+ // option
+ // short options are not freely mixable with other shortargs
+ if(currentArg->mid(1).toAscii().size() > 1) {
+ qWarning() << "Warning: Shortoptions may not be combined with other shortoptions or switches";
+ return false;
+ }
+ QString value;
+ bool skipNext = false;
+ if(nextArg != argsRaw.constEnd()) {
+ value = nextArg->toLocal8Bit();
+ skipNext = true;
+ }
+ else value = currentArg->toLocal8Bit();
+ name = currentArg->mid(1).toAscii().at(0);
+ // we took one argument as argument to an option so skip it next time
+ if(skipNext) currentArg++;
+ if(!addShortArg(CliParserArg::CliArgOption, name, value)) return false;
+ }
+ }
+ else {
+ // we don't support plain arguments without -/--
+ if(currentArg->toLatin1() != argsRaw.at(0)) return false;
+ }
+ }
+ return true;
}
-CliParserArg::CliParserArg(QString longName, char shortName = 0, QVariant _def = QVariant() )
- : lname(longName),
- sname(shortName),
- def(_def),
- value(0) {
-
+void CliParser::usage() {
+ qWarning() << "Usage:" << QFileInfo(argsRaw.at(0)).completeBaseName() << "[arguments]";
+
+ // get size of longName field
+ QStringList keys = argsHash.keys();
+ uint lnameFieldSize = 0;
+ foreach (QString key, keys) {
+ uint size = 0;
+ if(argsHash.value(key).type == CliParserArg::CliArgOption)
+ size += key.size()*2;
+ else
+ size += key.size();
+ // this is for " --...=[....] "
+ size += 8;
+ if(size > lnameFieldSize) lnameFieldSize = size;
+ }
+
+ QHash<QString, CliParserArg>::const_iterator arg;
+ for(arg = argsHash.constBegin(); arg != argsHash.constEnd(); ++arg) {
+ QString output;
+ QString lnameField;
+
+ if(arg.value().shortName) {
+ output.append(" -").append(arg.value().shortName).append(",");
+ }
+ else output.append(" ");
+ lnameField.append(" --").append(arg.key());
+ if(arg.value().type == CliParserArg::CliArgOption) {
+ lnameField.append("=[").append(arg.key().toUpper()).append("]");
+ }
+ output.append(lnameField.leftJustified(lnameFieldSize));
+ if(!arg.value().help.isEmpty()) {
+ output.append(arg.value().help);
+ }
+ if(arg.value().type == CliParserArg::CliArgOption && !arg.value().def.isNull()) {
+ output.append(". Default is: ").append(arg.value().def);
+ }
+ qWarning() << output.toLatin1();
+ }
}
-CliParserArg::CliParserArg(const CliParserArg &other) {
- lname = other.lname;
- sname = other.sname;
- def = other.def;
- value = other.value;
+QString CliParser::value(const QString &longName) {
+ if(argsHash.contains(longName) && argsHash.value(longName).type == CliParserArg::CliArgOption) {
+ if(!argsHash.value(longName).value.isNull())
+ return argsHash.value(longName).value;
+ else
+ return argsHash.value(longName).def;
+ }
+ else {
+ qWarning() << "Warning: Requested value of not defined argument" << longName << "or argument is a switch";
+ return QString();
+ }
}
-CliParserArg &CliParserArg::operator=(const CliParserArg &other) {
- lname = other.lname;
- sname = other.sname;
- def = other.def;
- value = other.value;
- return *this;
+bool CliParser::isSet(const QString &longName) {
+ if(argsHash.contains(longName)) {
+ if(argsHash.value(longName).type == CliParserArg::CliArgOption) return !argsHash.value(longName).value.isNull();
+ else return argsHash.value(longName).boolValue;
+ }
+ else {
+ qWarning() << "Warning: Requested isSet of not defined argument" << longName;
+ return false;
+ }
+}
+
+QString CliParser::lnameOfShortArg(const char arg) {
+ QHash<QString, CliParserArg>::const_iterator cur;
+ for (cur = argsHash.constBegin(); cur != argsHash.constEnd(); ++cur) {
+ if(cur.value().shortName == arg) return cur.key();
+ }
+ return QString();
}
+#endif
projects / quassel.git / blobdiff