/// <summary>
/// Retrieves package paths from provided search paths for installed packages
/// by name *and* version.
/// </summary>
public IEnumerable <PSResourceInfo> GetInstalledPackages(
IEnumerable <PSResourceInfo> pkgs,
List <string> pathsToSearch)
{
foreach (var pkg in pkgs)
{
// Filter on specific version.
var nugetVersion = new NuGetVersion(pkg.Version);
var pkgVersionRange = new VersionRange(
minVersion: nugetVersion,
includeMinVersion: true,
maxVersion: nugetVersion,
includeMaxVersion: true);
// Search by package name.
var foundPkgPaths = FilterPkgPathsByName(
names: new string[] { pkg.Name },
pathsToSearch);
// Filter by package version.
foreach (var pkgPath in FilterPkgPathsByVersion(
versionRange: pkgVersionRange,
dirsToSearch: foundPkgPaths,
selectPrereleaseOnly: false))
{
PSResourceInfo returnPkg = OutputPackageObject(pkgPath, _scriptDictionary);
if (returnPkg != null)
{
yield return(returnPkg);
}
}
}
}
private List <PSResourceInfo> FindDependencyPackages(
PSResourceInfo currentPkg,
PackageMetadataResource packageMetadataResource,
SourceCacheContext sourceCacheContext
)
{
List <PSResourceInfo> thoseToAdd = new List <PSResourceInfo>();
FindDependencyPackagesHelper(currentPkg, thoseToAdd, packageMetadataResource, sourceCacheContext);
return(thoseToAdd);
}
public IEnumerable <PSResourceInfo> FilterPkgPaths(
string[] name,
VersionRange versionRange,
List <string> pathsToSearch)
{
List <string> pgkPathsByName = FilterPkgPathsByName(name, pathsToSearch);
foreach (string pkgPath in FilterPkgPathsByVersion(versionRange, pgkPathsByName))
{
PSResourceInfo pkg = OutputPackageObject(pkgPath, _scriptDictionary);
if (pkg != null)
{
yield return(pkg);
}
}
}
public IEnumerable <PSResourceInfo> GetPackagesFromPath(
string[] name,
VersionRange versionRange,
List <string> pathsToSearch,
bool selectPrereleaseOnly)
{
List <string> pkgPathsByName = FilterPkgPathsByName(name, pathsToSearch);
foreach (string pkgPath in FilterPkgPathsByVersion(versionRange, pkgPathsByName, selectPrereleaseOnly))
{
PSResourceInfo pkg = OutputPackageObject(pkgPath, _scriptDictionary);
if (pkg != null)
{
yield return(pkg);
}
}
}
// Create package object for each found resource directory
public PSResourceInfo OutputPackageObject(string pkgPath, Dictionary <string, PSResourceInfo> scriptDictionary)
{
// If the package path is in the deserialized script dictionary, just return that
if (scriptDictionary.ContainsKey(pkgPath))
{
return(scriptDictionary[pkgPath]);
}
// If the pkgName from pkgpath is a script, find the xml file
string pkgName = Utils.GetInstalledPackageName(pkgPath);
string xmlFilePath;
if (File.Exists(pkgPath))
{
// Package path is a script file
xmlFilePath = System.IO.Path.Combine(
(new DirectoryInfo(pkgPath).Parent).FullName,
"InstalledScriptInfos",
$"{pkgName}_InstalledScriptInfo.xml");
}
else
{
// Otherwise assume it's a module, and look for the xml path that way
xmlFilePath = System.IO.Path.Combine(pkgPath, "PSGetModuleInfo.xml");
}
// Read metadata from XML and parse into PSResourceInfo object
_cmdletPassedIn.WriteVerbose(string.Format("Reading package metadata from: '{0}'", xmlFilePath));
if (PSResourceInfo.TryRead(xmlFilePath, out PSResourceInfo psGetInfo, out string errorMsg))
{
return(psGetInfo);
}
_cmdletPassedIn.WriteVerbose(
$"Reading metadata for package {pkgName} failed with error: {errorMsg}");
return(null);
}
// Filter by user provided version
public IEnumerable <String> FilterPkgPathsByVersion(VersionRange versionRange, List <string> dirsToSearch, bool selectPrereleaseOnly)
{
Dbg.Assert(versionRange != null, "Version Range cannot be null");
// if no version is specified, just get the latest version
foreach (string pkgPath in dirsToSearch)
{
_cmdletPassedIn.WriteVerbose(string.Format("Searching through package path: '{0}'", pkgPath));
// if this is a module directory
if (Directory.Exists(pkgPath))
{
// search modules paths
// ./Modules/Test-Module/1.0.0
// ./Modules/Test-Module/2.0.0
_cmdletPassedIn.WriteVerbose(string.Format("Searching through package path: '{0}'", pkgPath));
string[] versionsDirs = Utils.GetSubDirectories(pkgPath);
if (versionsDirs.Length == 0)
{
_cmdletPassedIn.WriteVerbose(
$"No version subdirectories found for path: {pkgPath}");
continue;
}
// sort and reverse to get package versions in descending order to maintain consistency with V2
Array.Sort(versionsDirs);
Array.Reverse(versionsDirs);
foreach (string versionPath in versionsDirs)
{
_cmdletPassedIn.WriteVerbose(string.Format("Searching through package version path: '{0}'", versionPath));
if (!Utils.GetVersionForInstallPath(installedPkgPath: versionPath,
isModule: true,
cmdletPassedIn: _cmdletPassedIn,
out NuGetVersion pkgNugetVersion))
{
// skip to next iteration of the loop
continue;
}
_cmdletPassedIn.WriteVerbose(string.Format("Package version parsed as NuGet version: '{0}'", pkgNugetVersion));
// For Uninstall-PSResource Prerelease parameter equates to selecting prerelease versions only to uninstall.
// For other cmdlets (Find-PSResource, Install-PSResource) Prerelease parmater equates to selecting stable and prerelease versions.
// We will not just select prerelase versions. For Get-PSResource, there is no Prerelease parameter.
if (versionRange.Satisfies(pkgNugetVersion))
{
if (!selectPrereleaseOnly || pkgNugetVersion.IsPrerelease)
{
yield return(versionPath);
}
}
}
}
else if (File.Exists(pkgPath))
{
// if it's a script
if (versionRange == null || versionRange == VersionRange.All)
{
// yield results then continue with this iteration of the loop
yield return(pkgPath);
// We are now done with the current iteration of the for loop because
// only one script version can be installed in a particular script path at a time.
// if looking for all versions and one was found, then we have found all possible versions at that ./Scripts path
// and do not need to parse and check for the version number in the metadata file.
}
else
{
// check to make sure it's within the version range.
// script versions will be parsed from the script xml file
PSResourceInfo scriptInfo = OutputPackageObject(pkgPath, _scriptDictionary);
if (!Utils.GetVersionForInstallPath(installedPkgPath: pkgPath,
isModule: false,
cmdletPassedIn: _cmdletPassedIn,
out NuGetVersion pkgNugetVersion))
{
// skip to next iteration of the loop
yield return(pkgPath);
}
_cmdletPassedIn.WriteVerbose(string.Format("Package version parsed as NuGet version: '{0}'", pkgNugetVersion));
if (versionRange.Satisfies(pkgNugetVersion))
{
_scriptDictionary.Add(pkgPath, scriptInfo);
yield return(pkgPath);
}
}
}
}
}
private void MoveFilesIntoInstallPath(
PSResourceInfo pkgInfo,
bool isModule,
bool isLocalRepo,
string dirNameVersion,
string tempInstallPath,
string installPath,
string newVersion,
string moduleManifestVersion,
string scriptPath)
{
// Creating the proper installation path depending on whether pkg is a module or script
var newPathParent = isModule ? Path.Combine(installPath, pkgInfo.Name) : installPath;
var finalModuleVersionDir = isModule ? Path.Combine(installPath, pkgInfo.Name, moduleManifestVersion) : installPath;
// If script, just move the files over, if module, move the version directory over
var tempModuleVersionDir = (!isModule || isLocalRepo) ? dirNameVersion
: Path.Combine(tempInstallPath, pkgInfo.Name.ToLower(), newVersion);
_cmdletPassedIn.WriteVerbose(string.Format("Installation source path is: '{0}'", tempModuleVersionDir));
_cmdletPassedIn.WriteVerbose(string.Format("Installation destination path is: '{0}'", finalModuleVersionDir));
if (isModule)
{
// If new path does not exist
if (!Directory.Exists(newPathParent))
{
_cmdletPassedIn.WriteVerbose(string.Format("Attempting to move '{0}' to '{1}'", tempModuleVersionDir, finalModuleVersionDir));
Directory.CreateDirectory(newPathParent);
Utils.MoveDirectory(tempModuleVersionDir, finalModuleVersionDir);
}
else
{
_cmdletPassedIn.WriteVerbose(string.Format("Temporary module version directory is: '{0}'", tempModuleVersionDir));
if (Directory.Exists(finalModuleVersionDir))
{
// Delete the directory path before replacing it with the new module.
// If deletion fails (usually due to binary file in use), then attempt restore so that the currently
// installed module is not corrupted.
_cmdletPassedIn.WriteVerbose(string.Format("Attempting to delete with restore on failure.'{0}'", finalModuleVersionDir));
Utils.DeleteDirectoryWithRestore(finalModuleVersionDir);
}
_cmdletPassedIn.WriteVerbose(string.Format("Attempting to move '{0}' to '{1}'", tempModuleVersionDir, finalModuleVersionDir));
Utils.MoveDirectory(tempModuleVersionDir, finalModuleVersionDir);
}
}
else
{
if (!_savePkg)
{
// Need to delete old xml files because there can only be 1 per script
var scriptXML = pkgInfo.Name + "_InstalledScriptInfo.xml";
_cmdletPassedIn.WriteVerbose(string.Format("Checking if path '{0}' exists: ", File.Exists(Path.Combine(installPath, "InstalledScriptInfos", scriptXML))));
if (File.Exists(Path.Combine(installPath, "InstalledScriptInfos", scriptXML)))
{
_cmdletPassedIn.WriteVerbose(string.Format("Deleting script metadata XML"));
File.Delete(Path.Combine(installPath, "InstalledScriptInfos", scriptXML));
}
_cmdletPassedIn.WriteVerbose(string.Format("Moving '{0}' to '{1}'", Path.Combine(dirNameVersion, scriptXML), Path.Combine(installPath, "InstalledScriptInfos", scriptXML)));
Utils.MoveFiles(Path.Combine(dirNameVersion, scriptXML), Path.Combine(installPath, "InstalledScriptInfos", scriptXML));
// Need to delete old script file, if that exists
_cmdletPassedIn.WriteVerbose(string.Format("Checking if path '{0}' exists: ", File.Exists(Path.Combine(finalModuleVersionDir, pkgInfo.Name + ".ps1"))));
if (File.Exists(Path.Combine(finalModuleVersionDir, pkgInfo.Name + ".ps1")))
{
_cmdletPassedIn.WriteVerbose(string.Format("Deleting script file"));
File.Delete(Path.Combine(finalModuleVersionDir, pkgInfo.Name + ".ps1"));
}
}
_cmdletPassedIn.WriteVerbose(string.Format("Moving '{0}' to '{1}'", scriptPath, Path.Combine(finalModuleVersionDir, pkgInfo.Name + ".ps1")));
Utils.MoveFiles(scriptPath, Path.Combine(finalModuleVersionDir, pkgInfo.Name + ".ps1"));
}
}
private void CreateMetadataXMLFile(string dirNameVersion, string installPath, PSResourceInfo pkg, bool isModule)
{
// Script will have a metadata file similar to: "TestScript_InstalledScriptInfo.xml"
// Modules will have the metadata file: "PSGetModuleInfo.xml"
var metadataXMLPath = isModule ? Path.Combine(dirNameVersion, "PSGetModuleInfo.xml")
: Path.Combine(dirNameVersion, (pkg.Name + "_InstalledScriptInfo.xml"));
pkg.InstalledDate = DateTime.Now;
pkg.InstalledLocation = installPath;
// Write all metadata into metadataXMLPath
if (!pkg.TryWrite(metadataXMLPath, out string error))
{
var message = string.Format("{0} package could not be installed with error: Error parsing metadata into XML: '{1}'", pkg.Name, error);
var ex = new ArgumentException(message);
var ErrorParsingMetadata = new ErrorRecord(ex, "ErrorParsingMetadata", ErrorCategory.ParserError, null);
_cmdletPassedIn.WriteError(ErrorParsingMetadata);
_pkgNamesToInstall.RemoveAll(x => x.Equals(pkg.Name, StringComparison.InvariantCultureIgnoreCase));
}
}
private bool CallAcceptLicense(PSResourceInfo p, string moduleManifest, string tempInstallPath, string newVersion)
{
var requireLicenseAcceptance = false;
var success = true;
if (File.Exists(moduleManifest))
{
using (StreamReader sr = new StreamReader(moduleManifest))
{
var text = sr.ReadToEnd();
var pattern = "RequireLicenseAcceptance\\s*=\\s*\\$true";
var patternToSkip1 = "#\\s*RequireLicenseAcceptance\\s*=\\s*\\$true";
var patternToSkip2 = "\\*\\s*RequireLicenseAcceptance\\s*=\\s*\\$true";
Regex rgx = new Regex(pattern);
Regex rgxComment1 = new Regex(patternToSkip1);
Regex rgxComment2 = new Regex(patternToSkip2);
if (rgx.IsMatch(text) && !rgxComment1.IsMatch(text) && !rgxComment2.IsMatch(text))
{
requireLicenseAcceptance = true;
}
}
// Licesnse agreement processing
if (requireLicenseAcceptance)
{
// If module requires license acceptance and -AcceptLicense is not passed in, display prompt
if (!_acceptLicense)
{
var PkgTempInstallPath = Path.Combine(tempInstallPath, p.Name, newVersion);
var LicenseFilePath = Path.Combine(PkgTempInstallPath, "License.txt");
if (!File.Exists(LicenseFilePath))
{
var exMessage = String.Format("{0} package could not be installed with error: License.txt not found. License.txt must be provided when user license acceptance is required.", p.Name);
var ex = new ArgumentException(exMessage);
var acceptLicenseError = new ErrorRecord(ex, "LicenseTxtNotFound", ErrorCategory.ObjectNotFound, null);
_cmdletPassedIn.WriteError(acceptLicenseError);
_pkgNamesToInstall.RemoveAll(x => x.Equals(p.Name, StringComparison.InvariantCultureIgnoreCase));
success = false;
}
// Otherwise read LicenseFile
string licenseText = System.IO.File.ReadAllText(LicenseFilePath);
var acceptanceLicenseQuery = $"Do you accept the license terms for module '{p.Name}'.";
var message = licenseText + "`r`n" + acceptanceLicenseQuery;
var title = "License Acceptance";
var yesToAll = false;
var noToAll = false;
var shouldContinueResult = _cmdletPassedIn.ShouldContinue(message, title, true, ref yesToAll, ref noToAll);
if (shouldContinueResult || yesToAll)
{
_acceptLicense = true;
}
}
// Check if user agreed to license terms, if they didn't then throw error, otherwise continue to install
if (!_acceptLicense)
{
var message = String.Format("{0} package could not be installed with error: License Acceptance is required for module '{0}'. Please specify '-AcceptLicense' to perform this operation.", p.Name);
var ex = new ArgumentException(message);
var acceptLicenseError = new ErrorRecord(ex, "ForceAcceptLicense", ErrorCategory.InvalidArgument, null);
_cmdletPassedIn.WriteError(acceptLicenseError);
_pkgNamesToInstall.RemoveAll(x => x.Equals(p.Name, StringComparison.InvariantCultureIgnoreCase));
success = false;
}
}
}
return(success);
}
private void MoveFilesIntoInstallPath(PSResourceInfo p, bool isScript, bool isLocalRepo, string dirNameVersion, string tempInstallPath, string installPath, string newVersion, string moduleManifestVersion, string nupkgVersion, string versionWithoutPrereleaseTag, string scriptPath)
{
// Creating the proper installation path depending on whether pkg is a module or script
var newPathParent = isScript ? installPath : Path.Combine(installPath, p.Name);
var finalModuleVersionDir = isScript ? installPath : Path.Combine(installPath, p.Name, moduleManifestVersion); // versionWithoutPrereleaseTag
_cmdletPassedIn.WriteDebug(string.Format("Installation path is: '{0}'", finalModuleVersionDir));
// If script, just move the files over, if module, move the version directory over
var tempModuleVersionDir = (isScript || isLocalRepo) ? dirNameVersion
: Path.Combine(tempInstallPath, p.Name.ToLower(), newVersion);
_cmdletPassedIn.WriteVerbose(string.Format("Full installation path is: '{0}'", tempModuleVersionDir));
if (isScript)
{
if (!_savePkg)
{
// Need to delete old xml files because there can only be 1 per script
var scriptXML = p.Name + "_InstalledScriptInfo.xml";
_cmdletPassedIn.WriteDebug(string.Format("Checking if path '{0}' exists: ", File.Exists(Path.Combine(installPath, "InstalledScriptInfos", scriptXML))));
if (File.Exists(Path.Combine(installPath, "InstalledScriptInfos", scriptXML)))
{
_cmdletPassedIn.WriteDebug(string.Format("Deleting script metadata XML"));
File.Delete(Path.Combine(installPath, "InstalledScriptInfos", scriptXML));
}
_cmdletPassedIn.WriteDebug(string.Format("Moving '{0}' to '{1}'", Path.Combine(dirNameVersion, scriptXML), Path.Combine(installPath, "InstalledScriptInfos", scriptXML)));
Utils.MoveFiles(Path.Combine(dirNameVersion, scriptXML), Path.Combine(installPath, "InstalledScriptInfos", scriptXML));
// Need to delete old script file, if that exists
_cmdletPassedIn.WriteDebug(string.Format("Checking if path '{0}' exists: ", File.Exists(Path.Combine(finalModuleVersionDir, p.Name + ".ps1"))));
if (File.Exists(Path.Combine(finalModuleVersionDir, p.Name + ".ps1")))
{
_cmdletPassedIn.WriteDebug(string.Format("Deleting script file"));
File.Delete(Path.Combine(finalModuleVersionDir, p.Name + ".ps1"));
}
}
_cmdletPassedIn.WriteDebug(string.Format("Moving '{0}' to '{1}'", scriptPath, Path.Combine(finalModuleVersionDir, p.Name + ".ps1")));
Utils.MoveFiles(scriptPath, Path.Combine(finalModuleVersionDir, p.Name + ".ps1"));
}
else
{
// If new path does not exist
if (!Directory.Exists(newPathParent))
{
_cmdletPassedIn.WriteDebug(string.Format("Attempting to move '{0}' to '{1}'", tempModuleVersionDir, finalModuleVersionDir));
Directory.CreateDirectory(newPathParent);
Utils.MoveDirectory(tempModuleVersionDir, finalModuleVersionDir);
}
else
{
_cmdletPassedIn.WriteDebug(string.Format("Temporary module version directory is: '{0}'", tempModuleVersionDir));
// At this point if
if (Directory.Exists(finalModuleVersionDir))
{
// Delete the directory path before replacing it with the new module
_cmdletPassedIn.WriteDebug(string.Format("Attempting to delete '{0}'", finalModuleVersionDir));
Directory.Delete(finalModuleVersionDir, true);
}
_cmdletPassedIn.WriteDebug(string.Format("Attempting to move '{0}' to '{1}'", tempModuleVersionDir, finalModuleVersionDir));
Utils.MoveDirectory(tempModuleVersionDir, finalModuleVersionDir);
}
}
}
private void CreateMetadataXMLFile(string dirNameVersion, string installPath, string repoName, PSResourceInfo pkg, bool isScript)
{
// Script will have a metadata file similar to: "TestScript_InstalledScriptInfo.xml"
// Modules will have the metadata file: "PSGetModuleInfo.xml"
var metadataXMLPath = isScript ? Path.Combine(dirNameVersion, (pkg.Name + "_InstalledScriptInfo.xml"))
: Path.Combine(dirNameVersion, "PSGetModuleInfo.xml");
pkg.InstalledDate = DateTime.Now;
pkg.InstalledLocation = installPath;
// Write all metadata into metadataXMLPath
if (!pkg.TryWrite(metadataXMLPath, out string error))
{
var message = string.Format("Error parsing metadata into XML: '{0}'", error);
var ex = new ArgumentException(message);
var ErrorParsingMetadata = new ErrorRecord(ex, "ErrorParsingMetadata", ErrorCategory.ParserError, null);
WriteError(ErrorParsingMetadata);
}
}
private void FindDependencyPackagesHelper(
PSResourceInfo currentPkg,
List <PSResourceInfo> thoseToAdd,
PackageMetadataResource packageMetadataResource,
SourceCacheContext sourceCacheContext
)
{
foreach (var dep in currentPkg.Dependencies)
{
IEnumerable <IPackageSearchMetadata> depPkgs = packageMetadataResource.GetMetadataAsync(
packageId: dep.Name,
includePrerelease: _prerelease,
includeUnlisted: false,
sourceCacheContext: sourceCacheContext,
log: NullLogger.Instance,
token: _cancellationToken).GetAwaiter().GetResult();
if (depPkgs.Count() > 0)
{
if (dep.VersionRange == VersionRange.All)
{
// return latest version
IPackageSearchMetadata depPkgLatestVersion = depPkgs.First();
if (!PSResourceInfo.TryConvert(
metadataToParse: depPkgLatestVersion,
psGetInfo: out PSResourceInfo depPSResourceInfoPkg,
repositoryName: currentPkg.Repository,
type: currentPkg.Type,
errorMsg: out string errorMsg))
{
_cmdletPassedIn.WriteError(new ErrorRecord(
new PSInvalidOperationException("Error parsing dependency IPackageSearchMetadata to PSResourceInfo with message: " + errorMsg),
"DependencyIPackageSearchMetadataToPSResourceInfoParsingError",
ErrorCategory.InvalidResult,
this));
}
thoseToAdd.Add(depPSResourceInfoPkg);
FindDependencyPackagesHelper(depPSResourceInfoPkg, thoseToAdd, packageMetadataResource, sourceCacheContext);
}
else
{
List <IPackageSearchMetadata> pkgVersionsInRange = depPkgs.Where(
p => dep.VersionRange.Satisfies(
p.Identity.Version, VersionComparer.VersionRelease)).OrderByDescending(
p => p.Identity.Version).ToList();
if (pkgVersionsInRange.Count() > 0)
{
IPackageSearchMetadata depPkgLatestInRange = pkgVersionsInRange.First();
if (depPkgLatestInRange != null)
{
if (!PSResourceInfo.TryConvert(
metadataToParse: depPkgLatestInRange,
psGetInfo: out PSResourceInfo depPSResourceInfoPkg,
repositoryName: currentPkg.Repository,
type: currentPkg.Type,
errorMsg: out string errorMsg))
{
_cmdletPassedIn.WriteError(new ErrorRecord(
new PSInvalidOperationException("Error parsing dependency range IPackageSearchMetadata to PSResourceInfo with message: " + errorMsg),
"DependencyRangeIPackageSearchMetadataToPSResourceInfoParsingError",
ErrorCategory.InvalidResult,
this));
}
thoseToAdd.Add(depPSResourceInfoPkg);
FindDependencyPackagesHelper(depPSResourceInfoPkg, thoseToAdd, packageMetadataResource, sourceCacheContext);
}
}
}
}
}
}
private bool IsTagMatch(PSResourceInfo pkg)
{
return(_tag.Intersect(pkg.Tags, StringComparer.InvariantCultureIgnoreCase).ToList().Count > 0);
}
// Filter by user provided version
public IEnumerable <String> FilterPkgPathsByVersion(VersionRange versionRange, List <string> dirsToSearch)
{
Dbg.Assert(versionRange != null, "Version Range cannot be null");
// if no version is specified, just get the latest version
foreach (string pkgPath in dirsToSearch)
{
_cmdletPassedIn.WriteDebug(string.Format("Searching through package path: '{0}'", pkgPath));
// if this is a module directory
if (Directory.Exists(pkgPath))
{
// search modules paths
// ./Modules/Test-Module/1.0.0
// ./Modules/Test-Module/2.0.0
_cmdletPassedIn.WriteDebug(string.Format("Searching through package path: '{0}'", pkgPath));
string[] versionsDirs = Utils.GetSubDirectories(pkgPath);
if (versionsDirs.Length == 0)
{
_cmdletPassedIn.WriteVerbose(
$"No version subdirectories found for path: {pkgPath}");
continue;
}
// sort and reverse to get package versions in descending order to maintain consistency with V2
Array.Sort(versionsDirs);
Array.Reverse(versionsDirs);
foreach (string versionPath in versionsDirs)
{
_cmdletPassedIn.WriteDebug(string.Format("Searching through package version path: '{0}'", versionPath));
DirectoryInfo dirInfo = new DirectoryInfo(versionPath);
// if the version is not valid, we'll just skip it and output a debug message
if (!NuGetVersion.TryParse(dirInfo.Name, out NuGetVersion dirAsNugetVersion))
{
_cmdletPassedIn.WriteVerbose(string.Format("Leaf directory in path '{0}' cannot be parsed into a version.", versionPath));
// skip to next iteration of the loop
continue;
}
_cmdletPassedIn.WriteVerbose(string.Format("Directory parsed as NuGet version: '{0}'", dirAsNugetVersion));
if (versionRange.Satisfies(dirAsNugetVersion))
{
// This will be one version or a version range.
// yield results then continue with this iteration of the loop
yield return(versionPath);
}
}
}
else if (File.Exists(pkgPath))
{
// if it's a script
if (versionRange == null || versionRange == VersionRange.All)
{
// yield results then continue with this iteration of the loop
yield return(pkgPath);
// We are now done with the current iteration of the for loop because
// only one script version can be installed in a particular script path at a time.
// if looking for all versions and one was found, then we have found all possible versions at that ./Scripts path
// and do not need to parse and check for the version number in the metadata file.
}
else
{
// check to make sure it's within the version range.
// script versions will be parsed from the script xml file
PSResourceInfo scriptInfo = OutputPackageObject(pkgPath, _scriptDictionary);
if (scriptInfo == null)
{
// if script was not found skip to the next iteration of the loop
continue;
}
if (!NuGetVersion.TryParse(scriptInfo.Version.ToString(), out NuGetVersion scriptVersion))
{
_cmdletPassedIn.WriteVerbose(string.Format("Version '{0}' could not be properly parsed from the script metadata file from the script installed at '{1}'", scriptInfo.Version.ToString(), scriptInfo.InstalledLocation));
}
else if (versionRange.Satisfies(scriptVersion))
{
_scriptDictionary.Add(pkgPath, scriptInfo);
yield return(pkgPath);
}
}
}
}
}