/// <summary>
/// Runs the uninstall tasks.
/// </summary>
protected void RunTasks()
{
//the install process modifies INI and config files.
// if multiple sources (i.e., installs) try to modify
// these files simultaneously the outcome is not well known
// (e.g., one install changes SETTING1 in a config file to valueA
// while simultaneously another install changes SETTING1 in the
// file to value2 - after each install commits its changes it is
// not clear what the value of SETTING1 will be).
// as a result, we only allow one mod to be installed at a time,
// hence the lock.
bool booSuccess = false;
string strErrorMessage = String.Empty;
lock (objUninstallLock)
{
using (TransactionScope tsTransaction = new TransactionScope())
{
TxFileManager tfmFileManager = new TxFileManager();
booSuccess = RunBasicUninstallScript(tfmFileManager, out strErrorMessage);
if (booSuccess)
{
Mod.InstallDate = null;
ModInstallLog.RemoveMod(Mod);
tsTransaction.Complete();
GC.GetTotalMemory(true);
}
}
}
if (booSuccess)
{
OnTaskSetCompleted(booSuccess, "The mod was successfully deactivated." + Environment.NewLine + strErrorMessage, Mod);
}
else
{
OnTaskSetCompleted(false, "The mod was not deactivated." + Environment.NewLine + strErrorMessage, Mod);
}
}
/// <summary>
/// Registers the mod being upgraded with the install log.
/// </summary>
protected override void RegisterMod()
{
ModInstallLog.ReplaceActiveMod(OldMod, Mod);
}
/// <summary>
/// Registers the mod being installed with the install log.
/// </summary>
protected virtual void RegisterMod()
{
ModInstallLog.AddActiveMod(Mod);
}
/// <summary>
/// Performs the actual uninstallation.
/// </summary>
/// <returns><c>true</c> if the uninstall was successful;
/// <c>false</c> otherwise.</returns>
protected bool UninstallFiles()
{
bool booSecondaryInstall = false;
string strCheckedFile = string.Empty;
OverallMessage = "Uninstalling Mod...";
ShowItemProgress = true;
OverallProgressStepSize = 1;
ItemProgressStepSize = 1;
IList <string> lstFiles = ModInstallLog.GetInstalledModFiles(Mod);
IList <IniEdit> lstIniEdits = ModInstallLog.GetInstalledIniEdits(Mod);
IList <string> lstGameSpecificValueEdits = ModInstallLog.GetInstalledGameSpecificValueEdits(Mod);
OverallProgressMaximum = 3;
ItemProgressMaximum = lstFiles.Count;
ItemProgress = 0;
ItemMessage = "Uninstalling Files...";
if (GameMode.HasSecondaryInstallPath)
{
booSecondaryInstall = GameMode.CheckSecondaryInstall(Mod);
}
foreach (string strFile in lstFiles)
{
if (Status == TaskStatus.Cancelling)
{
return(false);
}
if (GameMode.HasSecondaryInstallPath)
{
if (GameMode.CheckSecondaryUninstall(strFile))
{
return(false);
}
}
if (Path.IsPathRooted(strFile))
{
string strCompatibilityPath = Path.Combine(Path.Combine(GameMode.GameModeEnvironmentInfo.ModDirectory, "VirtualInstall"), Path.GetFileNameWithoutExtension(Mod.Filename));
strCheckedFile = strFile.Replace(strCompatibilityPath, "");
strCheckedFile = strCheckedFile.TrimStart(Path.DirectorySeparatorChar);
}
else
{
strCheckedFile = strFile;
}
try
{
Installers.FileInstaller.UninstallDataFile(strCheckedFile, booSecondaryInstall);
}
catch (UnauthorizedAccessException)
{
string strDetails = "Access to the path: " + Environment.NewLine + strFile + " is denied." + Environment.NewLine +
"This error commonly occurs when Antivirus programs (even if disabled) prevents NMM from interacting with game/mod files." + Environment.NewLine +
"Please add NMM and its folders to the antivirus' exception list.";
Installers.FileInstaller.InstallErrors.Add(strDetails);
return(false);
}
catch (NullReferenceException ex)
{
string strDetails = ex.Message;
Installers.FileInstaller.InstallErrors.Add(strDetails);
return(false);
}
StepItemProgress();
}
StepOverallProgress();
ItemProgressMaximum = lstIniEdits.Count;
ItemProgress = 0;
ItemMessage = "Undoing Ini Edits...";
foreach (IniEdit iniEdit in lstIniEdits)
{
if (Status == TaskStatus.Cancelling)
{
return(false);
}
Installers.IniInstaller.UneditIni(iniEdit.File, iniEdit.Section, iniEdit.Key);
StepItemProgress();
}
StepOverallProgress();
ItemProgressMaximum = lstGameSpecificValueEdits.Count;
ItemProgress = 0;
ItemMessage = "Undoing Game Specific Value Edits...";
foreach (string strEdit in lstGameSpecificValueEdits)
{
if (Status == TaskStatus.Cancelling)
{
return(false);
}
Installers.GameSpecificValueInstaller.UnEditGameSpecificValue(strEdit);
StepItemProgress();
}
StepOverallProgress();
if (GameMode.RequiresModFileMerge)
{
GameMode.ModFileMerge(ActiveMods, Mod, true);
}
return(true);
}
/// <summary>
/// Performs the actual uninstallation.
/// </summary>
/// <returns><c>true</c> if the uninstall was successful;
/// <c>false</c> otherwise.</returns>
protected bool UninstallFiles()
{
bool booSecondaryInstall = false;
string strCheckedFile = string.Empty;
OverallMessage = "Uninstalling Mod...";
ShowItemProgress = true;
OverallProgressStepSize = 1;
ItemProgressStepSize = 1;
IList <string> lstFiles = ModInstallLog.GetInstalledModFiles(Mod);
IList <IniEdit> lstIniEdits = ModInstallLog.GetInstalledIniEdits(Mod);
IList <string> lstGameSpecificValueEdits = ModInstallLog.GetInstalledGameSpecificValueEdits(Mod);
OverallProgressMaximum = 3;
ItemProgressMaximum = lstFiles.Count;
ItemProgress = 0;
ItemMessage = "Uninstalling Files...";
if (GameMode.HasSecondaryInstallPath)
{
booSecondaryInstall = GameMode.CheckSecondaryInstall(Mod);
}
foreach (string strFile in lstFiles)
{
if (Status == TaskStatus.Cancelling)
{
return(false);
}
if (GameMode.HasSecondaryInstallPath)
{
if (GameMode.CheckSecondaryUninstall(strFile))
{
return(false);
}
}
if (Path.IsPathRooted(strFile))
{
string strCompatibilityPath = Path.Combine(Path.Combine(GameMode.GameModeEnvironmentInfo.ModDirectory, "VirtualInstall"), Path.GetFileNameWithoutExtension(Mod.Filename));
strCheckedFile = strFile.Replace(strCompatibilityPath, "");
strCheckedFile = strCheckedFile.TrimStart(Path.DirectorySeparatorChar);
}
else
{
strCheckedFile = strFile;
}
try
{
Installers.FileInstaller.UninstallDataFile(strCheckedFile, booSecondaryInstall);
}
catch (UnauthorizedAccessException)
{
string strDetails = "Access to the path: " + Environment.NewLine + strFile + " is denied." + Environment.NewLine +
"This error commonly occurs when Antivirus programs (even if disabled) prevents NMM from interacting with game/mod files." + Environment.NewLine +
"Please add NMM and its folders to the antivirus' exception list.";
Installers.FileInstaller.InstallErrors.Add(strDetails);
strPopupErrorMessageType = "Error";
return(false);
}
catch (Nexus.Client.ModManagement.Scripting.IllegalFilePathException)
{
string strDetails = Environment.NewLine +
"The mod has been deleted with success, but the manager was unable to remove one or more files. " + Environment.NewLine +
"An IllegalFilePathException was thrown, a path is safe to be written to if it contains no charaters disallowed by the operating system and if it is in the Data directory or one of its sub-directories." + Environment.NewLine;
if (!boo_CheckUninstallError)
{
Installers.FileInstaller.InstallErrors.Add(strDetails);
boo_CheckUninstallError = true;
}
strPopupErrorMessageType = "Warning";
}
catch (NullReferenceException ex)
{
string strDetails = ex.Message;
Installers.FileInstaller.InstallErrors.Add(strDetails);
strPopupErrorMessageType = "Error";
return(false);
}
StepItemProgress();
}
StepOverallProgress();
if (Installers.FileInstaller.InstallErrors.Count > 0)
{
if (!boo_CheckUninstallError)
{
string strDetails = Environment.NewLine + "The mod has been deleted with success, but the manager was unable to remove one or more files. " + Environment.NewLine;
Installers.FileInstaller.InstallErrors.Add(strDetails);
boo_CheckUninstallError = true;
}
strPopupErrorMessageType = "Warning";
}
ItemProgressMaximum = lstIniEdits.Count;
ItemProgress = 0;
ItemMessage = "Undoing Ini Edits...";
foreach (IniEdit iniEdit in lstIniEdits)
{
if (Status == TaskStatus.Cancelling)
{
return(false);
}
if (File.Exists(iniEdit.File))
{
Installers.IniInstaller.UneditIni(iniEdit.File, iniEdit.Section, iniEdit.Key);
}
StepItemProgress();
}
StepOverallProgress();
ItemProgressMaximum = lstGameSpecificValueEdits.Count;
ItemProgress = 0;
ItemMessage = "Undoing Game Specific Value Edits...";
foreach (string strEdit in lstGameSpecificValueEdits)
{
if (Status == TaskStatus.Cancelling)
{
return(false);
}
Installers.GameSpecificValueInstaller.UnEditGameSpecificValue(strEdit);
StepItemProgress();
}
StepOverallProgress();
if (GameMode.RequiresModFileMerge)
{
GameMode.ModFileMerge(ActiveMods, Mod, true);
}
return(true);
}
