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Installer: Fail if OBS is not installed

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This commit is contained in:
tt2468 2021-09-11 23:32:13 -07:00
parent 802cb38ff6
commit af0ac63f2c
1 changed files with 12 additions and 1 deletions
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13
installer/installer-windows.iss.in
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@ -48,6 +48,17 @@ begin
); );
end; end;
// Validate that obs-studio is installed before installing the plugin
function PrepareToInstall(var NeedsRestart: Boolean): String;
begin
Result := '';
if not DirExists(ExpandConstant('{app}\obs-plugins')) then
begin
Result := 'The selected install directory does not appear to be valid. Please install OBS Studio before installing {#MyAppName} or correct your install path.';
end;
end;
// credit where it's due : // credit where it's due :
// following function come from https://github.com/Xaymar/obs-studio_amf-encoder-plugin/blob/master/%23Resources/Installer.in.iss#L45 // following function come from https://github.com/Xaymar/obs-studio_amf-encoder-plugin/blob/master/%23Resources/Installer.in.iss#L45
function GetDirName(Value: string): string; function GetDirName(Value: string): string;
@ -56,7 +67,7 @@ var
begin begin
// initialize default path, which will be returned when the following registry // initialize default path, which will be returned when the following registry
// key queries fail due to missing keys or for some different reason // key queries fail due to missing keys or for some different reason
Result := '{pf}\obs-studio'; Result := '{commonpf}\obs-studio';
// query the first registry value; if this succeeds, return the obtained value // query the first registry value; if this succeeds, return the obtained value
if RegQueryStringValue(HKLM32, 'SOFTWARE\OBS Studio', '', InstallPath) then if RegQueryStringValue(HKLM32, 'SOFTWARE\OBS Studio', '', InstallPath) then
Result := InstallPath Result := InstallPath