Initial commit

Lts/Tools/SqlBrowser/PresetManager.cpp

@@ -0,0 +1,187 @@
+#include "PresetManager.h"
+
+#include <QInputDialog>
+#include <QApplication>
+#include <QDebug>
+
+#ifdef Q_OS_WIN
+  static QString newLine(QStringLiteral("\r\n"));
+#else
+  static QString newLine(QStringLiteral("\n"));
+#endif
+
+PresetManager::PresetManager()
+  : QObject()
+{
+  QString filename(QStringLiteral("%1.conf").arg(QApplication::arguments().at(0)));
+  file.setFileName(filename);
+
+  bool goCreateFile = false;
+  if (!file.exists())
+  {
+    goCreateFile = true;
+  }
+
+  if (!file.open(QIODevice::ReadWrite))
+  {
+    //qWarning() << "cannot read/write conf file! ("<<filename<<")";
+    return;
+  }
+
+  if (goCreateFile)
+  {
+    addDefaultPreset();
+    createFile();
+    savePresets(); // add default preset to new file
+  }
+
+  // read file...
+  QString presetString(QString::fromUtf8(file.readLine(32000)));
+  while (!presetString.isEmpty())
+  {
+    if (presetString.endsWith(newLine))
+    {
+      presetString.truncate(presetString.length() - newLine.length());
+    }
+
+    if (presetString.at(0) == QLatin1Char('#')) // allow comments
+    {
+      //qWarning() << "line is comment line! next line..";
+      presetString = QString::fromUtf8(file.readLine(32000));
+      continue;
+    }
+
+    QStringList presetStringList = presetString.split(QStringLiteral(":"));
+
+    if (presetStringList.count() != 2)
+    {
+      //qWarning() << "line ded! next line..";
+      presetString = QString::fromUtf8(file.readLine(32000));
+      continue;
+    }
+
+    Preset preset;
+    preset.name = presetStringList.at(0);
+
+    QStringList presetValueList = presetStringList.at(1).split(QStringLiteral(","));
+
+    if (presetValueList.count() < 5) // port is optional, as there is a default port !!
+    {
+      //qWarning() << "too few valz! next line..";
+      presetString = QString::fromUtf8(file.readLine(32000));
+      continue;
+    }
+
+    preset.loginData.database = presetValueList.at(0);
+    preset.loginData.username = presetValueList.at(1);
+    preset.loginData.password = presetValueList.at(2);
+    preset.loginData.hostname = presetValueList.at(3);
+    preset.loginData.driver   = presetValueList.at(4);
+
+    if (presetValueList.count() > 5) // is there a port?
+      preset.loginData.port = presetValueList.at(5).toInt();
+
+    // keep compatibility
+    if (presetValueList.count() > 6) // is there a filename?
+      preset.loginData.filename = presetValueList.at(6);
+
+    presetList.append(preset);
+    presetString = QString::fromUtf8(file.readLine(32000));
+  }
+}
+
+const PresetManager::PresetList &PresetManager::getPresetList() const
+{
+  return presetList;
+}
+
+
+void PresetManager::savePreset(const LoginData &loginData, QWidget* parent)
+{
+  bool ok;
+  QString presetName = QInputDialog::getText(parent, tr("Save new Preset as.."),
+                                             tr("Preset name:"), QLineEdit::Normal,
+                                             QString(), &ok);
+
+  if (!ok || presetName.isEmpty())
+  {
+    //qWarning() << "doin nothin";
+    return;
+  }
+
+  for (int i = 0; i < presetList.size(); ++i)
+  {
+    if (presetList.at(i).name == presetName)
+    {
+      presetList.removeAt(i);
+      break;
+    }
+  }
+
+  Preset preset;
+  preset.name = presetName;
+  preset.loginData = loginData;
+  presetList.append(preset);
+
+  savePresets();
+}
+
+
+void PresetManager::savePresets()
+{
+  createFile(); // recreate file
+
+  // save all presets to file
+  for (const Preset &preset : qAsConst(presetList))
+  {
+    QString presetString = QStringLiteral("%1:%2%3");
+
+    QStringList presetValueList;
+
+    presetValueList << preset.loginData.database;
+    presetValueList << preset.loginData.username;
+    presetValueList << preset.loginData.password;
+    presetValueList << preset.loginData.hostname;
+    presetValueList << preset.loginData.driver;
+
+    if (preset.loginData.port > -1)
+      presetValueList << QString::number(preset.loginData.port);
+
+    if (!preset.loginData.filename.isEmpty())
+      presetValueList << preset.loginData.filename;
+
+    presetString = presetString.arg(preset.name, presetValueList.join(QLatin1Char(',')), newLine);
+
+    file.write(presetString.toUtf8());
+  }
+
+  file.flush();
+}
+
+
+void PresetManager::addDefaultPreset()
+{
+  Preset defaultPreset;
+
+  //defaultPreset.loginData.database = Settings::databaseName();
+  defaultPreset.loginData.driver = QStringLiteral("PQSQL");
+  defaultPreset.name = defaultPreset.loginData.database;
+  defaultPreset.loginData.username = QStringLiteral("ctc_ws");
+  defaultPreset.loginData.password = QStringLiteral("ctc11de");
+  //defaultPreset.loginData.hostname = Settings::databaseHostname();
+  defaultPreset.loginData.port     = -1;
+  // no need to set filename
+
+  presetList.insert(0, defaultPreset); // first item!
+}
+
+
+void PresetManager::createFile()
+{
+  file.resize(0); // clear file
+  file.flush();
+
+  file.write("#<PresetName>:<database><,username><,password><,hostname><,port(optional)><,filename(optional)>");
+  file.write(newLine.toUtf8());
+  file.flush();
+}