/* * Copyright (c) 2018-2019 Albert S. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include "config.h" #include #include #include ConfigReader::ConfigReader(QStringList paths) { this->configPaths = paths; desktopIgnoreArgs << "%F" << "%f" << "%U" << "%u"; } EntryConfig ConfigReader::readFromDesktopFile(const QString &path) { EntryConfig result; QFile file(path); if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) { //TODO: better exception class throw new std::runtime_error("Failed to open file"); } QTextStream stream(&file); //There should be nothing preceding this group in the desktop entry file but possibly one or more comments. //https://standards.freedesktop.org/desktop-entry-spec/latest/ar01s03.html#group-header QString firstLine; do { firstLine = stream.readLine().trimmed(); } while(!stream.atEnd() && ( firstLine.isEmpty() || firstLine[0] == '#') ); if(firstLine != "[Desktop Entry]") { throw ConfigFormatException(".desktop file does not start with [Desktop Entry]: " + path.toStdString()); } while(!stream.atEnd()) { QString line = stream.readLine(); //new group, so we are finished with [Desktop Entry] if(line.startsWith("[") && line.endsWith("]")) { return result; } QString key = line.section('=',0,0).toLower(); QString args = line.section('=', 1); if(key == "name") { if(result.name.length() == 0) { result.name = args; } } if(key == "icon") { result.icon = QIcon::fromTheme(args); } if(key == "exec") { QStringList arguments = args.split(" "); result.command = arguments[0]; arguments = arguments.mid(1); if(arguments.length() > 1) { for(QString &arg : arguments) { if(!desktopIgnoreArgs.contains(arg)) { result.arguments.append(arg); } } } } } return result; } /* qsrun own's config file */ EntryConfig ConfigReader::readFromFile(const QString &path) { EntryConfig result; QFile file(path); if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) { //TODO: better exception class throw new std::runtime_error("Failed to open file"); } QTextStream stream(&file); while(!stream.atEnd()) { QString line = stream.readLine(); QStringList splitted = line.split(" "); if(splitted.length() < 2) { throw new ConfigFormatException("misformated line in .qsrun config file " + path.toStdString()); } QString key = splitted[0]; if(key == "arguments") { auto args = splitted.mid(1); QString merged; for(QString &str : args) { if(str.startsWith('"') && !str.endsWith("'")) { merged += str.mid(1) + " "; } else if(str.endsWith('"')) { str.chop(1); merged += str; result.arguments.append(merged); merged = ""; } else if(merged != "") { merged += str + " "; } else { result.arguments.append(str); } } if(merged != "") { throw ConfigFormatException("non-closed \" in config file " + path.toStdString()); } } if(key == "name") { result.name = splitted[1]; } if(key == "icon") { result.icon = QIcon(splitted[1]); } if(key == "row") { result.row = splitted[1].toInt(); } if(key == "col") { result.col = splitted[1].toInt(); } if(key == "command") { result.command = splitted[1]; } if(key == "key") { //QKeySequence sequence(splitted[1]); //result.keySequence = sequence; result.key = splitted[1].toLower(); } } return result; } QVector ConfigReader::readConfig() { QVector result; for(QString &configPath : configPaths) { QDirIterator it(configPath, QDirIterator::Subdirectories); while(it.hasNext()) { QString path = it.next(); QFileInfo info(path); if(info.isFile()) { QString suffix = info.completeSuffix(); if(suffix == "desktop") { result.append(readFromDesktopFile(path)); } if(suffix == "qsrun") { result.append(readFromFile(path)); } } } } return result; }