1 files changed, 59 insertions, 0 deletions
diff --git a/SQLiteStudio3/coreSQLiteStudio/services/config.cpp b/SQLiteStudio3/coreSQLiteStudio/services/config.cpp
index c03847a..8abd762 100644
--- a/SQLiteStudio3/coreSQLiteStudio/services/config.cpp
+++ b/SQLiteStudio3/coreSQLiteStudio/services/config.cpp
@@ -1,10 +1,14 @@
 #include "services/config.h"
+#include <QDir>
+#include <QCoreApplication>
+#include <QSettings>
 
 CFG_DEFINE(Core)
 
 static const QString DB_FILE_NAME = QStringLiteral("settings3");
 static QString MASTER_CONFIG_FILE = QString();
 Config::AskUserForConfigDirFunc Config::askUserForConfigDirFunc;
+QSettings* globalSettingsInstance = nullptr;
 
 Config::~Config()
 {
@@ -24,3 +28,58 @@ void Config::setAskUserForConfigDirFunc(const AskUserForConfigDirFunc& value)
 {
     askUserForConfigDirFunc = value;
 }
+
+QString Config::getPortableConfigPath()
+{
+    QStringList paths = QStringList({"./sqlitestudio-cfg", qApp->applicationDirPath() + "/sqlitestudio-cfg"});
+    QSet<QString> pathSet;
+    QDir dir;
+    for (const QString& path : paths)
+    {
+        dir = QDir(path);
+        pathSet << dir.absolutePath();
+    }
+
+    QString potentialPath;
+    QFileInfo file;
+    for (const QString& path : pathSet)
+    {
+        dir = QDir(path);
+        file = QFileInfo(dir.absolutePath());
+        if (!file.exists())
+        {
+            if (potentialPath.isNull())
+                potentialPath = dir.absolutePath();
+
+            continue;
+        }
+
+        if (!file.isDir() || !file.isReadable() || !file.isWritable())
+            continue;
+
+        for (QFileInfo& entryFile : dir.entryInfoList())
+        {
+            if (!entryFile.isReadable() || !entryFile.isWritable())
+                continue;
+        }
+
+        return dir.absolutePath();
+    }
+
+    return potentialPath;
+}
+
+QSettings* Config::getSettings()
+{
+    if (globalSettingsInstance == nullptr)
+    {
+        QString portableConfigPath = Config::getPortableConfigPath();
+        QFileInfo portableConfigInfo(portableConfigPath);
+        if (portableConfigInfo.exists() && portableConfigInfo.isDir() && portableConfigInfo.isReadable())
+            globalSettingsInstance = new QSettings(portableConfigPath + "/settings.ini", QSettings::IniFormat);
+        else
+            globalSettingsInstance = new QSettings();
+    }
+
+    return globalSettingsInstance;
+}