private static Collection <string> GetMatchingPathsInDirectory(
string pattern,
string directory)
{
Collection <string> collection = new Collection <string>();
try
{
CommandDiscovery.discoveryTracer.WriteLine("Looking for {0} in {1}", (object)pattern, (object)directory);
collection = SessionStateUtilities.ConvertArrayToCollection <string>(Directory.GetFiles(directory, pattern));
}
catch (ArgumentException ex)
{
CommandPathSearch.tracer.TraceException((Exception)ex);
CommandDiscovery.discoveryTracer.TraceException((Exception)ex);
}
catch (IOException ex)
{
CommandPathSearch.tracer.TraceException((Exception)ex);
CommandDiscovery.discoveryTracer.TraceException((Exception)ex);
}
catch (UnauthorizedAccessException ex)
{
CommandPathSearch.tracer.TraceException((Exception)ex);
CommandDiscovery.discoveryTracer.TraceException((Exception)ex);
}
catch (NotSupportedException ex)
{
CommandPathSearch.tracer.TraceException((Exception)ex);
CommandDiscovery.discoveryTracer.TraceException((Exception)ex);
}
return(collection);
}
internal List <PSModuleInfo> GetModules(string[] patterns, bool all)
{
if (patterns == null)
{
patterns = new string[1] {
"*"
}
}
;
List <WildcardPattern> wildcardPatternList = new List <WildcardPattern>();
foreach (string pattern in patterns)
{
wildcardPatternList.Add(new WildcardPattern(pattern, WildcardOptions.IgnoreCase));
}
List <PSModuleInfo> psModuleInfoList = new List <PSModuleInfo>();
if (all)
{
foreach (string key in this.ModuleTable.Keys)
{
PSModuleInfo psModuleInfo = this.ModuleTable[key];
if (SessionStateUtilities.MatchesAnyWildcardPattern(psModuleInfo.Name, (IEnumerable <WildcardPattern>)wildcardPatternList, false))
{
psModuleInfoList.Add(psModuleInfo);
}
}
}
else
{
Dictionary <string, bool> dictionary = new Dictionary <string, bool>((IEqualityComparer <string>)StringComparer.OrdinalIgnoreCase);
foreach (string key in this._context.EngineSessionState.ModuleTable.Keys)
{
PSModuleInfo psModuleInfo = this._context.EngineSessionState.ModuleTable[key];
if (SessionStateUtilities.MatchesAnyWildcardPattern(psModuleInfo.Name, (IEnumerable <WildcardPattern>)wildcardPatternList, false))
{
psModuleInfoList.Add(psModuleInfo);
dictionary[key] = true;
}
}
if (this._context.EngineSessionState != this._context.TopLevelSessionState)
{
foreach (string key in this._context.TopLevelSessionState.ModuleTable.Keys)
{
if (!dictionary.ContainsKey(key))
{
PSModuleInfo psModuleInfo = this.ModuleTable[key];
if (SessionStateUtilities.MatchesAnyWildcardPattern(psModuleInfo.Name, (IEnumerable <WildcardPattern>)wildcardPatternList, false))
{
psModuleInfoList.Add(psModuleInfo);
}
}
}
}
}
return(psModuleInfoList);
}
private static Collection <string> GetMatchingPathsInDirectory(string pattern, string directory, bool allowAnyExtension, HashSet <string> allowedExtensions)
{
Collection <string> collection = new Collection <string>();
try
{
CommandDiscovery.discoveryTracer.WriteLine("Looking for {0} in {1}", new object[] { pattern, directory });
if (!Directory.Exists(directory))
{
return(collection);
}
string[] files = null;
if (!".".Equals(pattern, StringComparison.OrdinalIgnoreCase))
{
files = Directory.GetFiles(directory, pattern);
}
List <string> list = null;
if (files != null)
{
list = new List <string>();
if (allowAnyExtension)
{
list.AddRange(files);
}
else
{
foreach (string str in files)
{
string extension = Path.GetExtension(str);
if (!string.IsNullOrEmpty(extension) && allowedExtensions.Contains(extension))
{
list.Add(str);
}
}
}
}
collection = SessionStateUtilities.ConvertListToCollection <string>(list);
}
catch (ArgumentException)
{
}
catch (IOException)
{
}
catch (UnauthorizedAccessException)
{
}
catch (NotSupportedException)
{
}
return(collection);
}
internal ScriptAnalysis(string path)
{
ModuleIntrinsics.Tracer.WriteLine("Analyzing path: " + path, new object[0]);
string input = File.ReadAllText(path);
Token[] tokens = null;
ParseError[] errors = null;
Ast ast = Parser.ParseInput(input, out tokens, out errors);
ExportVisitor astVisitor = new ExportVisitor();
ast.Visit(astVisitor);
this.DiscoveredExports = astVisitor.DiscoveredExports;
this.DiscoveredAliases = new Dictionary <string, string>();
this.DiscoveredModules = astVisitor.DiscoveredModules;
this.DiscoveredCommandFilters = astVisitor.DiscoveredCommandFilters;
if (this.DiscoveredCommandFilters.Count == 0)
{
this.DiscoveredCommandFilters.Add("*");
}
else
{
List <WildcardPattern> patterns = new List <WildcardPattern>();
foreach (string str2 in this.DiscoveredCommandFilters)
{
patterns.Add(new WildcardPattern(str2));
}
foreach (string str3 in astVisitor.DiscoveredAliases.Keys)
{
if (SessionStateUtilities.MatchesAnyWildcardPattern(str3, patterns, false))
{
this.DiscoveredAliases[str3] = astVisitor.DiscoveredAliases[str3];
}
}
}
this.AddsSelfToPath = astVisitor.AddsSelfToPath;
}
internal static ScriptAnalysis Analyze(string path, ExecutionContext context)
{
ModuleIntrinsics.Tracer.WriteLine("Analyzing path: {0}", path);
try
{
if (Utils.PathIsUnc(path) && (context.CurrentCommandProcessor.CommandRuntime != null))
{
ProgressRecord analysisProgress = new ProgressRecord(0,
Modules.ScriptAnalysisPreparing,
string.Format(CultureInfo.InvariantCulture, Modules.ScriptAnalysisModule, path));
analysisProgress.RecordType = ProgressRecordType.Processing;
// Write the progress using a static source ID so that all
// analysis messages get single-threaded in the progress pane (rather than nesting).
context.CurrentCommandProcessor.CommandRuntime.WriteProgress(typeof(ScriptAnalysis).FullName.GetHashCode(), analysisProgress);
}
}
catch (InvalidOperationException)
{
// This may be called when we are not allowed to write progress,
// So eat the invalid operation
}
string scriptContent = ReadScript(path);
ParseError[] errors;
var moduleAst = (new Parser()).Parse(path, scriptContent, null, out errors, ParseMode.ModuleAnalysis);
// Don't bother analyzing if there are syntax errors (we don't do semantic analysis which would
// detect other errors that we also might choose to ignore, but it's slower.)
if (errors.Length > 0)
{
return(null);
}
ExportVisitor exportVisitor = new ExportVisitor(forCompletion: false);
moduleAst.Visit(exportVisitor);
var result = new ScriptAnalysis
{
DiscoveredClasses = exportVisitor.DiscoveredClasses,
DiscoveredExports = exportVisitor.DiscoveredExports,
DiscoveredAliases = new Dictionary <string, string>(),
DiscoveredModules = exportVisitor.DiscoveredModules,
DiscoveredCommandFilters = exportVisitor.DiscoveredCommandFilters,
AddsSelfToPath = exportVisitor.AddsSelfToPath
};
if (result.DiscoveredCommandFilters.Count == 0)
{
result.DiscoveredCommandFilters.Add("*");
}
else
{
// Post-process aliases, as they are not exported by default
List <WildcardPattern> patterns = new List <WildcardPattern>();
foreach (string discoveredCommandFilter in result.DiscoveredCommandFilters)
{
patterns.Add(WildcardPattern.Get(discoveredCommandFilter, WildcardOptions.IgnoreCase));
}
foreach (var pair in exportVisitor.DiscoveredAliases)
{
string discoveredAlias = pair.Key;
if (SessionStateUtilities.MatchesAnyWildcardPattern(discoveredAlias, patterns, defaultValue: false))
{
result.DiscoveredAliases[discoveredAlias] = pair.Value;
}
}
}
return(result);
}
private static ConcurrentDictionary <string, CommandTypes> AnalyzeScriptModule(string modulePath, ExecutionContext context, DateTime lastWriteTime)
{
var scriptAnalysis = ScriptAnalysis.Analyze(modulePath, context);
if (scriptAnalysis == null)
{
return(null);
}
List <WildcardPattern> scriptAnalysisPatterns = new List <WildcardPattern>();
foreach (string discoveredCommandFilter in scriptAnalysis.DiscoveredCommandFilters)
{
scriptAnalysisPatterns.Add(new WildcardPattern(discoveredCommandFilter));
}
var result = new ConcurrentDictionary <string, CommandTypes>(3,
scriptAnalysis.DiscoveredExports.Count + scriptAnalysis.DiscoveredAliases.Count,
StringComparer.OrdinalIgnoreCase);
// Add any directly discovered exports
foreach (var command in scriptAnalysis.DiscoveredExports)
{
if (SessionStateUtilities.MatchesAnyWildcardPattern(command, scriptAnalysisPatterns, true))
{
if (command.IndexOfAny(InvalidCommandNameCharacters) < 0)
{
result[command] = CommandTypes.Function;
}
}
}
// Add the discovered aliases
foreach (var pair in scriptAnalysis.DiscoveredAliases)
{
var commandName = pair.Key;
// These are already filtered
if (commandName.IndexOfAny(InvalidCommandNameCharacters) < 0)
{
result.AddOrUpdate(commandName, CommandTypes.Alias,
(_, existingCommandType) => existingCommandType | CommandTypes.Alias);
}
}
// Add any files in PsScriptRoot if it added itself to the path
if (scriptAnalysis.AddsSelfToPath)
{
string baseDirectory = Path.GetDirectoryName(modulePath);
try
{
foreach (string item in Directory.GetFiles(baseDirectory, "*.ps1"))
{
var command = Path.GetFileNameWithoutExtension(item);
result.AddOrUpdate(command, CommandTypes.ExternalScript,
(_, existingCommandType) => existingCommandType | CommandTypes.ExternalScript);
}
}
catch (UnauthorizedAccessException)
{
// Consume this exception here
}
}
var exportedClasses = new ConcurrentDictionary <string, TypeAttributes>( /*concurrency*/
1, scriptAnalysis.DiscoveredClasses.Count, StringComparer.OrdinalIgnoreCase);
foreach (var exportedClass in scriptAnalysis.DiscoveredClasses)
{
exportedClasses[exportedClass.Name] = exportedClass.TypeAttributes;
}
var moduleCacheEntry = new ModuleCacheEntry
{
ModulePath = modulePath,
LastWriteTime = lastWriteTime,
Commands = result,
TypesAnalyzed = true,
Types = exportedClasses
};
s_cacheData.Entries[modulePath] = moduleCacheEntry;
return(result);
}
private bool MatchKeyPattern(IEnumerable <WildcardPattern> patternList, string key)
{
return(SessionStateUtilities.MatchesAnyWildcardPattern(key, patternList, true));
}
private IEnumerable <WildcardPattern> CreateKeyPatternList(string pattern)
{
WildcardOptions options = WildcardOptions.CultureInvariant | WildcardOptions.IgnoreCase;
return(SessionStateUtilities.CreateWildcardsFromStrings(new string[] { pattern }, options));
}
internal static void ExportModuleMembers(
PSCmdlet cmdlet,
SessionStateInternal sessionState,
List <WildcardPattern> functionPatterns,
List <WildcardPattern> cmdletPatterns,
List <WildcardPattern> aliasPatterns,
List <WildcardPattern> variablePatterns)
{
sessionState.UseExportList = true;
if (functionPatterns != null)
{
foreach (KeyValuePair <string, FunctionInfo> keyValuePair in (IEnumerable <KeyValuePair <string, FunctionInfo> >)sessionState.ModuleScope.FunctionTable)
{
if (SessionStateUtilities.MatchesAnyWildcardPattern(keyValuePair.Key, (IEnumerable <WildcardPattern>)functionPatterns, false))
{
string text = ResourceManagerCache.FormatResourceString("Modules", "ExportingFunction", (object)keyValuePair.Key);
cmdlet.WriteVerbose(text);
sessionState.ExportedFunctions.Add(keyValuePair.Value);
}
}
ModuleIntrinsics.SortAndRemoveDuplicates <FunctionInfo>(sessionState.ExportedFunctions, (Converter <FunctionInfo, string>)(ci => ci.Name));
}
if (cmdletPatterns != null)
{
IDictionary <string, List <CmdletInfo> > cmdletCache = (IDictionary <string, List <CmdletInfo> >)sessionState.CmdletCache;
if (sessionState.Module.CompiledExports.Count > 0)
{
CmdletInfo[] array = sessionState.Module.CompiledExports.ToArray();
sessionState.Module.CompiledExports.Clear();
foreach (CmdletInfo cmdletInfo1 in array)
{
if (SessionStateUtilities.MatchesAnyWildcardPattern(cmdletInfo1.Name, (IEnumerable <WildcardPattern>)cmdletPatterns, false))
{
string text = ResourceManagerCache.FormatResourceString("Modules", "ExportingCmdlet", (object)cmdletInfo1.Name);
cmdlet.WriteVerbose(text);
CmdletInfo cmdletInfo2 = new CmdletInfo(cmdletInfo1.Name, cmdletInfo1.ImplementingType, cmdletInfo1.HelpFile, (PSSnapInInfo)null, cmdletInfo1.Context);
cmdletInfo2.SetModule(sessionState.Module);
sessionState.Module.CompiledExports.Add(cmdletInfo2);
}
}
}
foreach (KeyValuePair <string, List <CmdletInfo> > keyValuePair in (IEnumerable <KeyValuePair <string, List <CmdletInfo> > >)cmdletCache)
{
if (SessionStateUtilities.MatchesAnyWildcardPattern(keyValuePair.Key, (IEnumerable <WildcardPattern>)cmdletPatterns, false))
{
string text = ResourceManagerCache.FormatResourceString("Modules", "ExportingCmdlet", (object)keyValuePair.Key);
cmdlet.WriteVerbose(text);
CmdletInfo cmdletInfo1 = keyValuePair.Value[0];
CmdletInfo cmdletInfo2 = new CmdletInfo(cmdletInfo1.Name, cmdletInfo1.ImplementingType, cmdletInfo1.HelpFile, (PSSnapInInfo)null, cmdletInfo1.Context);
cmdletInfo2.SetModule(sessionState.Module);
sessionState.Module.CompiledExports.Add(cmdletInfo2);
}
}
ModuleIntrinsics.SortAndRemoveDuplicates <CmdletInfo>(sessionState.Module.CompiledExports, (Converter <CmdletInfo, string>)(ci => ci.Name));
}
if (variablePatterns != null)
{
foreach (KeyValuePair <string, PSVariable> variable in (IEnumerable <KeyValuePair <string, PSVariable> >)sessionState.ModuleScope.Variables)
{
if (!variable.Value.IsAllScope && Array.IndexOf <string>(PSModuleInfo.builtinVariables, variable.Key) == -1 && SessionStateUtilities.MatchesAnyWildcardPattern(variable.Key, (IEnumerable <WildcardPattern>)variablePatterns, false))
{
string text = ResourceManagerCache.FormatResourceString("Modules", "ExportingVariable", (object)variable.Key);
cmdlet.WriteVerbose(text);
sessionState.ExportedVariables.Add(variable.Value);
}
}
ModuleIntrinsics.SortAndRemoveDuplicates <PSVariable>(sessionState.ExportedVariables, (Converter <PSVariable, string>)(v => v.Name));
}
if (aliasPatterns == null)
{
return;
}
foreach (AliasInfo aliasInfo in sessionState.ModuleScope.AliasTable)
{
if ((aliasInfo.Options & ScopedItemOptions.AllScope) == ScopedItemOptions.None && SessionStateUtilities.MatchesAnyWildcardPattern(aliasInfo.Name, (IEnumerable <WildcardPattern>)aliasPatterns, false))
{
string text = ResourceManagerCache.FormatResourceString("Modules", "ExportingAlias", (object)aliasInfo.Name);
cmdlet.WriteVerbose(text);
sessionState.ExportedAliases.Add(aliasInfo);
}
}
ModuleIntrinsics.SortAndRemoveDuplicates <AliasInfo>(sessionState.ExportedAliases, (Converter <AliasInfo, string>)(ci => ci.Name));
}
internal static Collection <WildcardPattern> CreateWildcardsFromStrings(
string[] globPatterns,
WildcardOptions options)
{
return(SessionStateUtilities.CreateWildcardsFromStrings(SessionStateUtilities.ConvertArrayToCollection <string>(globPatterns), options));
}
private List <PSModuleInfo> GetModuleCore(string[] patterns, bool all, bool exactMatch)
{
string str = null;
List <WildcardPattern> list = new List <WildcardPattern>();
if (exactMatch)
{
str = patterns[0];
}
else
{
if (patterns == null)
{
patterns = new string[] { "*" };
}
foreach (string str2 in patterns)
{
list.Add(new WildcardPattern(str2, WildcardOptions.IgnoreCase));
}
}
List <PSModuleInfo> list2 = new List <PSModuleInfo>();
if (all)
{
foreach (string str3 in this.ModuleTable.Keys)
{
PSModuleInfo item = this.ModuleTable[str3];
if ((exactMatch && item.Name.Equals(str, StringComparison.OrdinalIgnoreCase)) || (!exactMatch && SessionStateUtilities.MatchesAnyWildcardPattern(item.Name, list, false)))
{
list2.Add(item);
}
}
}
else
{
Dictionary <string, bool> dictionary = new Dictionary <string, bool>(StringComparer.OrdinalIgnoreCase);
foreach (string str4 in this._context.EngineSessionState.ModuleTable.Keys)
{
PSModuleInfo info2 = this._context.EngineSessionState.ModuleTable[str4];
if ((exactMatch && info2.Name.Equals(str, StringComparison.OrdinalIgnoreCase)) || (!exactMatch && SessionStateUtilities.MatchesAnyWildcardPattern(info2.Name, list, false)))
{
list2.Add(info2);
dictionary[str4] = true;
}
}
if (this._context.EngineSessionState != this._context.TopLevelSessionState)
{
foreach (string str5 in this._context.TopLevelSessionState.ModuleTable.Keys)
{
if (!dictionary.ContainsKey(str5))
{
PSModuleInfo info3 = this.ModuleTable[str5];
if ((exactMatch && info3.Name.Equals(str, StringComparison.OrdinalIgnoreCase)) || (!exactMatch && SessionStateUtilities.MatchesAnyWildcardPattern(info3.Name, list, false)))
{
list2.Add(info3);
}
}
}
}
}
return((from m in list2
orderby m.Name
select m).ToList <PSModuleInfo>());
}
internal static void ExportModuleMembers(PSCmdlet cmdlet, SessionStateInternal sessionState, List <WildcardPattern> functionPatterns, List <WildcardPattern> cmdletPatterns, List <WildcardPattern> aliasPatterns, List <WildcardPattern> variablePatterns, List <string> doNotExportCmdlets)
{
sessionState.UseExportList = true;
if (functionPatterns != null)
{
foreach (KeyValuePair <string, FunctionInfo> pair in sessionState.ModuleScope.FunctionTable)
{
if (((pair.Value.Options & ScopedItemOptions.AllScope) == ScopedItemOptions.None) && SessionStateUtilities.MatchesAnyWildcardPattern(pair.Key, functionPatterns, false))
{
string str;
if (pair.Value.CommandType == CommandTypes.Workflow)
{
str = StringUtil.Format(Modules.ExportingWorkflow, pair.Key);
sessionState.ExportedWorkflows.Add((WorkflowInfo)pair.Value);
}
else
{
str = StringUtil.Format(Modules.ExportingFunction, pair.Key);
sessionState.ExportedFunctions.Add(pair.Value);
}
cmdlet.WriteVerbose(str);
}
}
SortAndRemoveDuplicates <FunctionInfo>(sessionState.ExportedFunctions, ci => ci.Name);
SortAndRemoveDuplicates <WorkflowInfo>(sessionState.ExportedWorkflows, ci => ci.Name);
}
if (cmdletPatterns != null)
{
IDictionary <string, List <CmdletInfo> > cmdletTable = sessionState.ModuleScope.CmdletTable;
if (sessionState.Module.CompiledExports.Count > 0)
{
CmdletInfo[] infoArray = sessionState.Module.CompiledExports.ToArray();
sessionState.Module.CompiledExports.Clear();
CmdletInfo[] infoArray2 = infoArray;
for (int i = 0; i < infoArray2.Length; i++)
{
Predicate <string> match = null;
CmdletInfo element = infoArray2[i];
if (doNotExportCmdlets != null)
{
if (match == null)
{
match = cmdletName => string.Equals(element.FullName, cmdletName, StringComparison.OrdinalIgnoreCase);
}
if (doNotExportCmdlets.Exists(match))
{
continue;
}
}
if (SessionStateUtilities.MatchesAnyWildcardPattern(element.Name, cmdletPatterns, false))
{
string text = StringUtil.Format(Modules.ExportingCmdlet, element.Name);
cmdlet.WriteVerbose(text);
CmdletInfo item = new CmdletInfo(element.Name, element.ImplementingType, element.HelpFile, null, element.Context);
item.SetModule(sessionState.Module);
sessionState.Module.CompiledExports.Add(item);
}
}
}
foreach (KeyValuePair <string, List <CmdletInfo> > pair2 in cmdletTable)
{
CmdletInfo cmdletToImport = pair2.Value[0];
if (((doNotExportCmdlets == null) || !doNotExportCmdlets.Exists(cmdletName => string.Equals(cmdletToImport.FullName, cmdletName, StringComparison.OrdinalIgnoreCase))) && SessionStateUtilities.MatchesAnyWildcardPattern(pair2.Key, cmdletPatterns, false))
{
string str3 = StringUtil.Format(Modules.ExportingCmdlet, pair2.Key);
cmdlet.WriteVerbose(str3);
CmdletInfo info2 = new CmdletInfo(cmdletToImport.Name, cmdletToImport.ImplementingType, cmdletToImport.HelpFile, null, cmdletToImport.Context);
info2.SetModule(sessionState.Module);
sessionState.Module.CompiledExports.Add(info2);
}
}
SortAndRemoveDuplicates <CmdletInfo>(sessionState.Module.CompiledExports, ci => ci.Name);
}
if (variablePatterns != null)
{
foreach (KeyValuePair <string, PSVariable> pair3 in sessionState.ModuleScope.Variables)
{
if ((!pair3.Value.IsAllScope && (Array.IndexOf <string>(PSModuleInfo._builtinVariables, pair3.Key) == -1)) && SessionStateUtilities.MatchesAnyWildcardPattern(pair3.Key, variablePatterns, false))
{
string str4 = StringUtil.Format(Modules.ExportingVariable, pair3.Key);
cmdlet.WriteVerbose(str4);
sessionState.ExportedVariables.Add(pair3.Value);
}
}
SortAndRemoveDuplicates <PSVariable>(sessionState.ExportedVariables, v => v.Name);
}
if (aliasPatterns != null)
{
foreach (AliasInfo info3 in sessionState.ModuleScope.AliasTable)
{
if (((info3.Options & ScopedItemOptions.AllScope) == ScopedItemOptions.None) && SessionStateUtilities.MatchesAnyWildcardPattern(info3.Name, aliasPatterns, false))
{
string str5 = StringUtil.Format(Modules.ExportingAlias, info3.Name);
cmdlet.WriteVerbose(str5);
sessionState.ExportedAliases.Add(info3);
}
}
SortAndRemoveDuplicates <AliasInfo>(sessionState.ExportedAliases, ci => ci.Name);
}
}