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configvalues.cpp
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configvalues.cpp
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#include "configvalues.h"
ConfigValues *ConfigValues::mInst = 0;
ConfigValues *ConfigValues::instance()
{
if (!mInst) {
mInst = new ConfigValues;
}
return mInst;
}
ConfigValues::ConfigValues()
{
}
QString ConfigValues::valueFromConfigKey(const QString &ovpnPath, const QString &key) const
{
//
// Return the value of the given config key
// If the value isn't found it returns an empty string
//
if (!QFile::exists(ovpnPath)) {
// File not available
return QString();
}
// File is available open it
QFile config(ovpnPath);
//
if (!config.open(QIODevice::ReadOnly)) {
// Crap
return QString();
}
// File is open read lines
QTextStream in(&config);
//
while (!in.atEnd()) {
// Read line and trimm unnecessary spaces
QString line (in.readLine().trimmed());
// Search for key
if (line.startsWith(key, Qt::CaseInsensitive)) {
// Key value
line = line.right(line.size() - key.size());
// Remove " with nothing
//line = line.left(line.lastIndexOf("\" ") + 1);
line = line.replace("\"", "");
// Trim the line
line = line.trimmed();
line = line.left(line.lastIndexOf(" "));
// Close file
config.close();
//
return line;
}
}
// Nothing found
config.close();
//
return QString();
}
bool ConfigValues::isGivenPathAbsolute(const QString &path) const
{
//
// Check if the given path is absolute
//
return (path.indexOf(":") > 0);
}
QString ConfigValues::fileNameOfAbsolutePath(const QString &path) const
{
//
// Returns the file name of the given path
//
QFileInfo fileInfo (path);
//
return fileInfo.fileName();
}
void ConfigValues::changeKeyValueInConfig(const QString &ovpnPath, const QString &key, const QString &newValue) const
{
if (!QFile::exists(ovpnPath)) {
// File not available
return;
}
QStringList lines;
{
// File is available open it
QFile config(ovpnPath);
//
if (!config.open(QIODevice::ReadOnly)) {
// Crap
return;
}
// File is open read lines
QTextStream in(&config);
//
while (!in.atEnd()) {
// Read line and trimm unnecessary spaces
QString line (in.readLine().trimmed());
// Search for key
if (line.startsWith(key, Qt::CaseInsensitive)) {
// Write new line
lines << QString("%1 %2")
.arg(key)
.arg(newValue);
} else {
lines << line;
}
}
// Nothing found
config.close();
}
// Write new config
QFile config(ovpnPath);
//
if (!config.open(QIODevice::WriteOnly)) {
// Crap
return;
}
//
foreach(QString line, lines) {
config.write(line.toAscii() + "\n");
}
config.close();
}
QString ConfigValues::pathOfFile(const QString &path) const
{
//
// Returns the path of the given file with an ending separator
//
QFileInfo fileInfo (path);
//
return fileInfo.dir().path();
}