Clementine-audio-player-Mac.../src/core/commandlineoptions.cpp

333 lines
10 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Clementine is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "commandlineoptions.h"
#include "version.h"
#include "core/logging.h"
#include <cstdlib>
#include <getopt.h>
#include <iostream>
#include <QBuffer>
#include <QCoreApplication>
#include <QFileInfo>
const char* CommandlineOptions::kHelpText =
"%1: clementine [%2] [%3]\n"
"\n"
"%4:\n"
" -p, --play %5\n"
" -t, --play-pause %6\n"
" -u, --pause %7\n"
" -s, --stop %8\n"
" -r, --previous %9\n"
" -f, --next %10\n"
" -v, --volume <value> %11\n"
" --volume-up %12\n"
" --volume-down %13\n"
" --volume-increase-by %14\n"
" --volume-decrease-by %15\n"
" --seek-to <seconds> %16\n"
" --seek-by <seconds> %17\n"
" --restart-or-previous %18\n"
"\n"
"%19:\n"
" -a, --append %20\n"
" -l, --load %21\n"
" -k, --play-track <n> %22\n"
"\n"
"%23:\n"
" -o, --show-osd %24\n"
" -y, --toggle-pretty-osd %25\n"
" -g, --language <lang> %26\n"
" --quiet %27\n"
" --verbose %28\n"
" --log-levels <levels> %29\n"
" --version %30\n";
const char* CommandlineOptions::kVersionText = "Clementine %1";
CommandlineOptions::CommandlineOptions(int argc, char** argv)
: argc_(argc),
argv_(argv),
url_list_action_(UrlList_Append),
player_action_(Player_None),
set_volume_(-1),
volume_modifier_(0),
seek_to_(-1),
seek_by_(0),
play_track_at_(-1),
show_osd_(false),
toggle_pretty_osd_(false),
log_levels_(logging::kDefaultLogLevels) {
#ifdef Q_OS_DARWIN
// Remove -psn_xxx option that Mac passes when opened from Finder.
RemoveArg("-psn", 1);
#endif
// Remove the -session option that KDE passes
RemoveArg("-session", 2);
}
void CommandlineOptions::RemoveArg(const QString& starts_with, int count) {
for (int i = 0; i < argc_; ++i) {
QString opt(argv_[i]);
if (opt.startsWith(starts_with)) {
for (int j = i; j < argc_ - count + 1; ++j) {
argv_[j] = argv_[j + count];
}
argc_ -= count;
break;
}
}
}
bool CommandlineOptions::Parse() {
static const struct option kOptions[] = {
{"help", no_argument, 0, 'h'},
{"play", no_argument, 0, 'p'},
{"play-pause", no_argument, 0, 't'},
{"pause", no_argument, 0, 'u'},
{"stop", no_argument, 0, 's'},
{"previous", no_argument, 0, 'r'},
{"next", no_argument, 0, 'f'},
{"volume", required_argument, 0, 'v'},
{"volume-up", no_argument, 0, VolumeUp},
{"volume-down", no_argument, 0, VolumeDown},
{"volume-increase-by", required_argument, 0, VolumeIncreaseBy},
{"volume-decrease-by", required_argument, 0, VolumeDecreaseBy},
{"seek-to", required_argument, 0, SeekTo},
{"seek-by", required_argument, 0, SeekBy},
{"restart-or-previous", no_argument, 0, RestartOrPrevious},
{"append", no_argument, 0, 'a'},
{"load", no_argument, 0, 'l'},
{"play-track", required_argument, 0, 'k'},
{"show-osd", no_argument, 0, 'o'},
{"toggle-pretty-osd", no_argument, 0, 'y'},
{"language", required_argument, 0, 'g'},
{"quiet", no_argument, 0, Quiet},
{"verbose", no_argument, 0, Verbose},
{"log-levels", required_argument, 0, LogLevels},
{"version", no_argument, 0, Version},
{0, 0, 0, 0}};
// Parse the arguments
bool ok = false;
forever {
int c = getopt_long(argc_, argv_, "hptusrfv:alk:oyg:", kOptions, nullptr);
// End of the options
if (c == -1) break;
switch (c) {
case 'h': {
QString translated_help_text =
QString(kHelpText)
.arg(tr("Usage"), tr("options"), tr("URL(s)"),
tr("Player options"),
tr("Start the playlist currently playing"),
tr("Play if stopped, pause if playing"),
tr("Pause playback"), tr("Stop playback"),
tr("Skip backwards in playlist"))
.arg(tr("Skip forwards in playlist"),
tr("Set the volume to <value> percent"),
tr("Increase the volume by 4%"),
tr("Decrease the volume by 4%"),
tr("Increase the volume by <value> percent"),
tr("Decrease the volume by <value> percent"))
.arg(tr("Seek the currently playing track to an absolute "
"position"),
tr("Seek the currently playing track by a relative "
"amount"),
tr("Restart the track, or play the previous track if "
"within 8 seconds of start."),
tr("Playlist options"),
tr("Append files/URLs to the playlist"),
tr("Loads files/URLs, replacing current playlist"),
tr("Play the <n>th track in the playlist"))
.arg(tr("Other options"), tr("Display the on-screen-display"),
tr("Toggle visibility for the pretty on-screen-display"),
tr("Change the language"),
tr("Equivalent to --log-levels *:1"),
tr("Equivalent to --log-levels *:3"),
tr("Comma separated list of class:level, level is 0-3"))
.arg(tr("Print out version information"));
std::cout << translated_help_text.toLocal8Bit().constData();
return false;
}
case 'p':
player_action_ = Player_Play;
break;
case 't':
player_action_ = Player_PlayPause;
break;
case 'u':
player_action_ = Player_Pause;
break;
case 's':
player_action_ = Player_Stop;
break;
case 'r':
player_action_ = Player_Previous;
break;
case 'f':
player_action_ = Player_Next;
break;
case 'a':
url_list_action_ = UrlList_Append;
break;
case 'l':
url_list_action_ = UrlList_Load;
break;
case 'o':
show_osd_ = true;
break;
case 'y':
toggle_pretty_osd_ = true;
break;
case 'g':
language_ = QString(optarg);
break;
case VolumeUp:
volume_modifier_ = +4;
break;
case VolumeDown:
volume_modifier_ = -4;
break;
case Quiet:
log_levels_ = "1";
break;
case Verbose:
log_levels_ = "3";
break;
case LogLevels:
log_levels_ = QString(optarg);
break;
case Version: {
QString version_text =
QString(kVersionText).arg(CLEMENTINE_VERSION_DISPLAY);
std::cout << version_text.toLocal8Bit().constData() << std::endl;
std::exit(0);
}
case 'v':
set_volume_ = QString(optarg).toInt(&ok);
if (!ok) set_volume_ = -1;
break;
case VolumeIncreaseBy:
volume_modifier_ = QString(optarg).toInt(&ok);
if (!ok) volume_modifier_ = 0;
break;
case VolumeDecreaseBy:
volume_modifier_ = -QString(optarg).toInt(&ok);
if (!ok) volume_modifier_ = 0;
break;
case SeekTo:
seek_to_ = QString(optarg).toInt(&ok);
if (!ok) seek_to_ = -1;
break;
case SeekBy:
seek_by_ = QString(optarg).toInt(&ok);
if (!ok) seek_by_ = 0;
break;
case RestartOrPrevious:
player_action_ = Player_RestartOrPrevious;
break;
case 'k':
play_track_at_ = QString(optarg).toInt(&ok);
if (!ok) play_track_at_ = -1;
break;
case '?':
default:
return false;
}
}
// Get any filenames or URLs following the arguments
for (int i = optind; i < argc_; ++i) {
QString value = QFile::decodeName(argv_[i]);
QFileInfo file_info(value);
if (file_info.exists())
urls_ << QUrl::fromLocalFile(file_info.canonicalFilePath());
else
urls_ << QUrl::fromUserInput(value);
}
return true;
}
bool CommandlineOptions::is_empty() const {
return player_action_ == Player_None && set_volume_ == -1 &&
volume_modifier_ == 0 && seek_to_ == -1 && seek_by_ == 0 &&
play_track_at_ == -1 && show_osd_ == false &&
toggle_pretty_osd_ == false && urls_.isEmpty();
}
QByteArray CommandlineOptions::Serialize() const {
QBuffer buf;
buf.open(QIODevice::WriteOnly);
QDataStream s(&buf);
s << *this;
buf.close();
return buf.data();
}
void CommandlineOptions::Load(const QByteArray& serialized) {
QByteArray copy(serialized);
QBuffer buf(&copy);
buf.open(QIODevice::ReadOnly);
QDataStream s(&buf);
s >> *this;
}
QString CommandlineOptions::tr(const char* source_text) {
return QObject::tr(source_text);
}
QDataStream& operator<<(QDataStream& s, const CommandlineOptions& a) {
s << qint32(a.player_action_) << qint32(a.url_list_action_) << a.set_volume_
<< a.volume_modifier_ << a.seek_to_ << a.seek_by_ << a.play_track_at_
<< a.show_osd_ << a.urls_ << a.log_levels_ << a.toggle_pretty_osd_;
return s;
}
QDataStream& operator>>(QDataStream& s, CommandlineOptions& a) {
quint32 player_action = 0;
quint32 url_list_action = 0;
s >> player_action >> url_list_action >> a.set_volume_ >>
a.volume_modifier_ >> a.seek_to_ >> a.seek_by_ >> a.play_track_at_ >>
a.show_osd_ >> a.urls_ >> a.log_levels_ >> a.toggle_pretty_osd_;
a.player_action_ = CommandlineOptions::PlayerAction(player_action);
a.url_list_action_ = CommandlineOptions::UrlListAction(url_list_action);
return s;
}