private static bool NoInstallPathsFound(
Visualizer visualizer,
RegistryData registryData,
out ICollection <Visualizer> targetVisualizers)
{
targetVisualizers = new List <Visualizer>();
PopulatePre2017InstallPath(visualizer, registryData, targetVisualizers);
TryGetPost2015InstallPaths(visualizer, registryData, targetVisualizers);
return(targetVisualizers.Count == 0);
}
private static void TryGetPost2015InstallPaths(
Visualizer visualizer,
RegistryData registryData,
ICollection <Visualizer> targetVisualizers)
{
var relevantDataItems = registryData
.VsPost2015Data
.Where(d => d.IsValid && (d.VsFullVersionNumber == visualizer.VsFullVersionNumber));
foreach (var dataItem in relevantDataItems)
{
targetVisualizers.Add(visualizer.With(dataItem.RegistryKey, dataItem.InstallPath));
}
}
private static IEnumerable <Visualizer> GetRelevantVisualizers()
{
using (var registryData = new RegistryData())
{
if (registryData.NoVisualStudio)
{
return(Enumerable.Empty <Visualizer>());
}
return(_thisAssembly
.GetManifestResourceNames()
.WithExtension("dll")
.Select(visualizerResourceName => new Visualizer
{
ResourceName = visualizerResourceName,
VsVersionNumber = GetVsVersionNumber(visualizerResourceName)
})
.SelectMany(visualizer => PopulateInstallPaths(visualizer, registryData))
.ToArray());
}
}
private static bool NoVisualizersToInstall(out IEnumerable <Visualizer> visualizers, out string errorMessage)
{
using (var registryData = new RegistryData(_thisAssemblyVersion))
{
if (registryData.NoVisualStudio)
{
visualizers = Enumerable.Empty <Visualizer>();
errorMessage = registryData.ErrorMessage;
return(true);
}
visualizers = _thisAssembly
.GetManifestResourceNames()
.WithExtension("dll")
.Select(visualizerResourceName => new Visualizer(Log, _thisAssemblyVersion, VsixManifest, visualizerResourceName))
.SelectMany(visualizer => registryData.GetInstallableVisualizersFor(visualizer))
.ToArray();
errorMessage = null;
return(false);
}
}
private static void PopulatePre2017InstallPath(
Visualizer visualizer,
RegistryData registryData,
ICollection <Visualizer> targetVisualizers)
{
var pre2017Key = registryData
.VsPre2017KeyNames
.FirstOrDefault(name => name == visualizer.VsFullVersionNumber);
if (pre2017Key == null)
{
return;
}
var vsSubKey = registryData.VsPre2017MachineKey.OpenSubKey(pre2017Key);
var installPath = vsSubKey?.GetValue("InstallDir") as string;
if (string.IsNullOrWhiteSpace(installPath) || !Directory.Exists(installPath))
{
return;
}
targetVisualizers.Add(visualizer.With(vsSubKey, installPath));
}
private static IEnumerable <Visualizer> PopulateInstallPaths(Visualizer visualizer, RegistryData registryData)
{
if (NoInstallPathsFound(visualizer, registryData, out ICollection <Visualizer> targetVisualizers))
{
yield break;
}
foreach (var targetVisualizer in targetVisualizers)
{
using (targetVisualizer)
{
var vsInstallPath = targetVisualizer.VsInstallDirectory;
var indexOfIde = vsInstallPath.IndexOf("IDE", StringComparison.OrdinalIgnoreCase);
var pathToCommon7 = vsInstallPath.Substring(0, indexOfIde);
var pathToVisualizers = Path.Combine(pathToCommon7, "Packages", "Debugger", "Visualizers");
var visualizerAssemblyName = GetResourceFileName(targetVisualizer.ResourceName);
var pathToExtensions = GetPathToExtensions(vsInstallPath);
targetVisualizer.InstallPath = Path.Combine(pathToVisualizers, visualizerAssemblyName);
targetVisualizer.VsixManifestPath = Path.Combine(pathToExtensions, "extension.vsixmanifest");
PopulateVsSetupData(targetVisualizer);
yield return(targetVisualizer);
}
}
}