/Microsoft.Build/Microsoft.Build/Microsoft/Build/Evaluation/Project.cs

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namespace Microsoft.Build.Evaluation

{

    using Microsoft.Build.BackEnd.Logging;

    using Microsoft.Build.Collections;

    using Microsoft.Build.Construction;

    using Microsoft.Build.Exceptions;

    using Microsoft.Build.Execution;

    using Microsoft.Build.Framework;

    using Microsoft.Build.Internal;

    using Microsoft.Build.Shared;

    using System;

    using System.Collections;

    using System.Collections.Generic;

    using System.Diagnostics;

    using System.IO;

    using System.Linq;

    using System.Runtime;

    using System.Runtime.CompilerServices;

    using System.Runtime.InteropServices;

    using System.Text;

    using System.Threading;

    using System.Xml;



    [DebuggerDisplay("{FullPath} EffectiveToolsVersion={ToolsVersion} #GlobalProperties={data.globalProperties.Count} #Properties={data.Properties.Count} #ItemTypes={data.ItemTypes.Count} #ItemDefinitions={data.ItemDefinitions.Count} #Items={data.Items.Count} #Targets={data.Targets.Count}")]

    public class Project

    {

        private static BuildEventContext buildEventContext = new BuildEventContext(0, -1, -2, -1);

        private Data data;

        private static readonly bool debugEvaluation = (Environment.GetEnvironmentVariable("MSBUILDDEBUGEVALUATION") != null);

        private int evaluatedToolsetCollectionVersion;

        private int evaluatedVersion;

        private int evaluationCounter;

        private bool explicitlyMarkedDirty;

        private BuildEnabledSetting isBuildEnabled;

        private ProjectLoadSettings loadSettings;

        private readonly Microsoft.Build.Evaluation.ProjectCollection projectCollection;

        private RenameHandlerDelegate renameHandler;

        private readonly ProjectRootElement xml;



        public Project() : this(ProjectRootElement.Create(Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection))

        {

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public Project(ProjectRootElement xml) : this(xml, null, null)

        {

        }



        public Project(Microsoft.Build.Evaluation.ProjectCollection projectCollection) : this(ProjectRootElement.Create(projectCollection), null, null, projectCollection)

        {

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public Project(string projectFile) : this(projectFile, null, null)

        {

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public Project(XmlReader xmlReader) : this(xmlReader, null, null)

        {

        }



        public Project(IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection) : this(ProjectRootElement.Create(projectCollection), globalProperties, toolsVersion, projectCollection)

        {

        }



        public Project(ProjectRootElement xml, IDictionary<string, string> globalProperties, string toolsVersion) : this(xml, globalProperties, toolsVersion, Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection)

        {

        }



        public Project(string projectFile, IDictionary<string, string> globalProperties, string toolsVersion) : this(projectFile, globalProperties, toolsVersion, Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection)

        {

        }



        public Project(XmlReader xmlReader, IDictionary<string, string> globalProperties, string toolsVersion) : this(xmlReader, globalProperties, toolsVersion, Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection)

        {

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public Project(ProjectRootElement xml, IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection) : this(xml, globalProperties, toolsVersion, projectCollection, ProjectLoadSettings.Default)

        {

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public Project(string projectFile, IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection) : this(projectFile, globalProperties, toolsVersion, projectCollection, ProjectLoadSettings.Default)

        {

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public Project(XmlReader xmlReader, IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection) : this(xmlReader, globalProperties, toolsVersion, projectCollection, ProjectLoadSettings.Default)

        {

        }



        public Project(ProjectRootElement xml, IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection, ProjectLoadSettings loadSettings)

        {

            this.projectCollection = Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection;

            this.isBuildEnabled = BuildEnabledSetting.UseProjectCollectionSetting;

            ErrorUtilities.VerifyThrowArgumentNull(xml, "xml");

            ErrorUtilities.VerifyThrowArgumentLengthIfNotNull(toolsVersion, "toolsVersion");

            ErrorUtilities.VerifyThrowArgumentNull(projectCollection, "projectCollection");

            this.xml = xml;

            this.projectCollection = projectCollection;

            this.Initialize(globalProperties, toolsVersion, loadSettings);

        }



        public Project(string projectFile, IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection, ProjectLoadSettings loadSettings)

        {

            this.projectCollection = Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection;

            this.isBuildEnabled = BuildEnabledSetting.UseProjectCollectionSetting;

            ErrorUtilities.VerifyThrowArgumentNull(projectFile, "projectFile");

            ErrorUtilities.VerifyThrowArgumentLengthIfNotNull(toolsVersion, "toolsVersion");

            ErrorUtilities.VerifyThrowArgumentNull(projectCollection, "projectCollection");

            this.projectCollection = projectCollection;

            projectFile = FileUtilities.NormalizePath(projectFile);

            try

            {

                this.xml = ProjectRootElement.OpenProjectOrSolution(projectFile, globalProperties, toolsVersion, this.LoggingService, projectCollection.ProjectRootElementCache, buildEventContext);

            }

            catch (InvalidProjectFileException exception)

            {

                this.LoggingService.LogInvalidProjectFileError(buildEventContext, exception);

                throw;

            }

            try

            {

                this.Initialize(globalProperties, toolsVersion, loadSettings);

            }

            catch (Exception exception2)

            {

                if (!ExceptionHandling.IsCriticalException(exception2))

                {

                    projectCollection.TryUnloadProject(this.xml);

                }

                throw;

            }

        }



        public Project(XmlReader xmlReader, IDictionary<string, string> globalProperties, string toolsVersion, Microsoft.Build.Evaluation.ProjectCollection projectCollection, ProjectLoadSettings loadSettings)

        {

            this.projectCollection = Microsoft.Build.Evaluation.ProjectCollection.GlobalProjectCollection;

            this.isBuildEnabled = BuildEnabledSetting.UseProjectCollectionSetting;

            ErrorUtilities.VerifyThrowArgumentNull(xmlReader, "xmlReader");

            ErrorUtilities.VerifyThrowArgumentLengthIfNotNull(toolsVersion, "toolsVersion");

            ErrorUtilities.VerifyThrowArgumentNull(projectCollection, "projectCollection");

            this.projectCollection = projectCollection;

            try

            {

                this.xml = ProjectRootElement.Create(xmlReader, projectCollection);

            }

            catch (InvalidProjectFileException exception)

            {

                this.LoggingService.LogInvalidProjectFileError(buildEventContext, exception);

                throw;

            }

            this.Initialize(globalProperties, toolsVersion, loadSettings);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public IList<ProjectItem> AddItem(string itemType, string unevaluatedInclude)

        {

            return this.AddItem(itemType, unevaluatedInclude, null);

        }



        public IList<ProjectItem> AddItem(string itemType, string unevaluatedInclude, IEnumerable<KeyValuePair<string, string>> metadata)

        {

            ProjectItemElement element;

            ProjectElement element2 = this.GetAnySuitableExistingItemXml(itemType, unevaluatedInclude, metadata, out element);

            if (element == null)

            {

                ProjectItemElement reference = element2 as ProjectItemElement;

                if (reference != null)

                {

                    element = this.xml.CreateItemElement(itemType, unevaluatedInclude);

                    reference.Parent.InsertBeforeChild(element, reference);

                }

                else

                {

                    ProjectItemGroupElement element4 = element2 as ProjectItemGroupElement;

                    if (element4 != null)

                    {

                        element = element4.AddItem(itemType, unevaluatedInclude);

                    }

                    else

                    {

                        element = this.xml.AddItem(itemType, unevaluatedInclude);

                    }

                }

            }

            return this.AddItemHelper(element, unevaluatedInclude, metadata);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public IList<ProjectItem> AddItemFast(string itemType, string unevaluatedInclude)

        {

            return this.AddItemFast(itemType, unevaluatedInclude, null);

        }



        public IList<ProjectItem> AddItemFast(string itemType, string unevaluatedInclude, IEnumerable<KeyValuePair<string, string>> metadata)

        {

            ProjectItemElement element3;

            ErrorUtilities.VerifyThrowArgumentLength(itemType, "itemType");

            ErrorUtilities.VerifyThrowArgumentLength(unevaluatedInclude, "unevalutedInclude");

            ProjectItemGroupElement element = null;

            foreach (ProjectItemGroupElement element2 in this.xml.ItemGroups)

            {

                if ((element2.Condition.Length <= 0) && ((element2.Count == 0) || MSBuildNameIgnoreCaseComparer.Default.Equals(itemType, element2.Items.First<ProjectItemElement>().ItemType)))

                {

                    element = element2;

                    break;

                }

            }

            if (element == null)

            {

                element = this.xml.AddItemGroup();

            }

            if (((element.Count == 0) || FileMatcher.HasWildcardsSemicolonItemOrPropertyReferences(unevaluatedInclude)) || !this.IsSuitableExistingItemXml(element.Items.First<ProjectItemElement>(), unevaluatedInclude, metadata))

            {

                element3 = this.xml.CreateItemElement(itemType, unevaluatedInclude);

                element.AppendChild(element3);

            }

            else

            {

                element3 = element.Items.First<ProjectItemElement>();

            }

            return this.AddItemHelper(element3, unevaluatedInclude, metadata);

        }



        private List<ProjectItem> AddItemHelper(ProjectItemElement itemElement, string unevaluatedInclude, IEnumerable<KeyValuePair<string, string>> metadata)

        {

            ProjectItem.ProjectItemFactory itemFactory = new ProjectItem.ProjectItemFactory(this, itemElement);

            List<ProjectItem> list = Evaluator<ProjectProperty, ProjectItem, ProjectMetadata, ProjectItemDefinition>.CreateItemsFromInclude(this.DirectoryPath, itemElement, itemFactory, unevaluatedInclude, this.data.Expander);

            foreach (ProjectItem item in list)

            {

                this.data.AddItem(item);

                this.data.AddItemIgnoringCondition(item);

            }

            if (metadata != null)

            {

                foreach (ProjectItem item2 in list)

                {

                    foreach (KeyValuePair<string, string> pair in metadata)

                    {

                        item2.SetMetadataValue(pair.Key, pair.Value);

                    }

                }

            }

            return list;

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build()

        {

            return this.Build((string[]) null);

        }



        public bool Build(ILogger logger)

        {

            List<ILogger> loggers = new List<ILogger>(1) {

                logger

            };

            return this.Build((string[]) null, loggers, null);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build(string[] targets)

        {

            return this.Build(targets, null, null);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build(IEnumerable<ILogger> loggers)

        {

            return this.Build((string[]) null, loggers, null);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build(string target)

        {

            return this.Build(target, null, null);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build(string target, IEnumerable<ILogger> loggers)

        {

            return this.Build(target, loggers, null);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build(string[] targets, IEnumerable<ILogger> loggers)

        {

            return this.Build(targets, loggers, null);

        }



        [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

        public bool Build(IEnumerable<ILogger> loggers, IEnumerable<ForwardingLoggerRecord> remoteLoggers)

        {

            return this.Build((string[]) null, loggers, remoteLoggers);

        }



        public bool Build(string[] targets, IEnumerable<ILogger> loggers, IEnumerable<ForwardingLoggerRecord> remoteLoggers)

        {

            IDictionary<string, TargetResult> dictionary;

            if (!this.IsBuildEnabled)

            {

                this.LoggingService.LogError(buildEventContext, new BuildEventFileInfo(this.FullPath), "SecurityProjectBuildDisabled", new object[0]);

                return false;

            }

            ProjectInstance instance = this.CreateProjectInstance(this.LoggingService);

            if ((loggers == null) && (this.ProjectCollection.Loggers != null))

            {

                loggers = this.ProjectCollection.Loggers;

            }

            return instance.Build(targets, loggers, remoteLoggers, null, out dictionary);

        }



        public bool Build(string target, IEnumerable<ILogger> loggers, IEnumerable<ForwardingLoggerRecord> remoteLoggers)

        {

            string[] targets = (target == null) ? null : new string[] { target };

            return this.Build(targets, loggers, remoteLoggers);

        }



        public ProjectInstance CreateProjectInstance()

        {

            return this.CreateProjectInstance(this.LoggingService);

        }



        private ProjectInstance CreateProjectInstance(ILoggingService loggingServiceForEvaluation)

        {

            this.ReevaluateIfNecessary(loggingServiceForEvaluation);

            return new ProjectInstance(this.data, this.DirectoryPath, this.FullPath, this.ProjectCollection.HostServices, this.projectCollection.EnvironmentProperties);

        }



        internal string ExpandItemIncludeBestEffortLeaveEscaped(ProjectItemElement renamedItemElement)

        {

            if (renamedItemElement.Exclude.Length > 0)

            {

                return renamedItemElement.Include;

            }

            ProjectItem.ProjectItemFactory itemFactory = new ProjectItem.ProjectItemFactory(this, renamedItemElement);

            List<ProjectItem> list = Evaluator<ProjectProperty, ProjectItem, ProjectMetadata, ProjectItemDefinition>.CreateItemsFromInclude(this.DirectoryPath, renamedItemElement, itemFactory, renamedItemElement.Include, this.data.Expander);

            if (list.Count != 1)

            {

                return renamedItemElement.Include;

            }

            return list[0].EvaluatedIncludeEscaped;

        }



        internal string ExpandMetadataValueBestEffortLeaveEscaped(IMetadataTable metadataTable, string unevaluatedValue, IElementLocation metadataLocation)

        {

            ErrorUtilities.VerifyThrow(this.data.Expander.Metadata == null, "Should be null");

            this.data.Expander.Metadata = metadataTable;

            string str = this.data.Expander.ExpandIntoStringLeaveEscaped(unevaluatedValue, ExpanderOptions.ExpandAll, metadataLocation);

            this.data.Expander.Metadata = null;

            return str;

        }



        internal string ExpandPropertyValueBestEffortLeaveEscaped(string unevaluatedValue, IElementLocation propertyLocation)

        {

            return this.data.Expander.ExpandIntoStringLeaveEscaped(unevaluatedValue, ExpanderOptions.ExpandProperties, propertyLocation);

        }



        public string ExpandString(string unexpandedValue)

        {

            ErrorUtilities.VerifyThrowArgumentNull(unexpandedValue, "unexpandedValue");

            return this.data.Expander.ExpandIntoStringAndUnescape(unexpandedValue, ExpanderOptions.ExpandPropertiesAndItems, this.ProjectFileLocation);

        }



        private ProjectElement GetAnySuitableExistingItemXml(string itemType, string unevaluatedInclude, IEnumerable<KeyValuePair<string, string>> metadata, out ProjectItemElement suitableExistingItemXml)

        {

            suitableExistingItemXml = null;

            if (FileMatcher.HasWildcardsSemicolonItemOrPropertyReferences(unevaluatedInclude))

            {

                return null;

            }

            if ((metadata != null) && metadata.Any<KeyValuePair<string, string>>())

            {

                return null;

            }

            ProjectItemGroupElement element = null;

            ProjectItemElement element2 = null;

            foreach (ProjectItemGroupElement element3 in this.xml.ItemGroups)

            {

                if ((element3.Condition.Length <= 0) && !element3.DefinitelyAreNoChildrenWithWildcards)

                {

                    if ((element == null) && (element3.Count == 0))

                    {

                        element = element3;

                    }

                    foreach (ProjectItemElement element4 in element3.Items)

                    {

                        if (!MSBuildNameIgnoreCaseComparer.Default.Equals(itemType, element4.ItemType))

                        {

                            continue;

                        }

                        if ((element == null) || (element.Count == 0))

                        {

                            element = element3;

                        }

                        if ((element2 == null) && (string.Compare(unevaluatedInclude, element4.Include, StringComparison.OrdinalIgnoreCase) < 0))

                        {

                            element2 = element4;

                        }

                        if (this.IsSuitableExistingItemXml(element4, unevaluatedInclude, metadata))

                        {

                            suitableExistingItemXml = element4;

                            return null;

                        }

                    }

                    continue;

                }

            }

            if (element2 == null)

            {

                return element;

            }

            return element2;

        }



        public static string GetEvaluatedItemIncludeEscaped(ProjectItem item)

        {

            ErrorUtilities.VerifyThrowArgumentNull(item, "item");

            return ((IItem) item).EvaluatedIncludeEscaped;

        }



        public static string GetEvaluatedItemIncludeEscaped(ProjectItemDefinition item)

        {

            ErrorUtilities.VerifyThrowArgumentNull(item, "item");

            return ((IItem) item).EvaluatedIncludeEscaped;

        }



        public ICollection<ProjectItem> GetItems(string itemType)

        {

            return this.data.GetItems(itemType);

        }



        public ICollection<ProjectItem> GetItemsByEvaluatedInclude(string evaluatedInclude)

        {

            return this.data.GetItemsByEvaluatedInclude(evaluatedInclude);

        }



        public ICollection<ProjectItem> GetItemsIgnoringCondition(string itemType)

        {

            return this.data.ItemsIgnoringCondition[itemType];

        }



        public IEnumerable<ProjectElement> GetLogicalProject()

        {

            return this.GetLogicalProject(this.Xml.AllChildren);

        }



        private IEnumerable<ProjectElement> GetLogicalProject(IEnumerable<ProjectElement> projectElements)

        {

            foreach (ProjectElement iteratorVariable0 in projectElements)

            {

                Func<Triple<ProjectImportElement, ProjectRootElement, int>, bool> predicate = null;

                ProjectImportElement import = iteratorVariable0 as ProjectImportElement;

                if (import == null)

                {

                    yield return iteratorVariable0;

                }

                else

                {

                    if (predicate == null)

                    {

                        predicate = triple => object.ReferenceEquals(triple.First, import);

                    }

                    IEnumerable<ProjectRootElement> iteratorVariable1 = from triple in this.data.ImportClosure.Where<Triple<ProjectImportElement, ProjectRootElement, int>>(predicate) select triple.Second;

                    foreach (ProjectRootElement iteratorVariable2 in iteratorVariable1)

                    {

                        if (iteratorVariable2 != null)

                        {

                            IEnumerable<ProjectElement> logicalProject = this.GetLogicalProject(iteratorVariable2.AllChildren);

                            foreach (ProjectElement iteratorVariable4 in logicalProject)

                            {

                                yield return iteratorVariable4;

                            }

                        }

                    }

                }

            }

        }



        public static string GetMetadataValueEscaped(ProjectMetadata metadatum)

        {

            ErrorUtilities.VerifyThrowArgumentNull(metadatum, "metadatum");

            return metadatum.EvaluatedValueEscaped;

        }



        public static string GetMetadataValueEscaped(ProjectItem item, string name)

        {

            ErrorUtilities.VerifyThrowArgumentNull(item, "item");

            return ((IItem) item).GetMetadataValueEscaped(name);

        }



        public static string GetMetadataValueEscaped(ProjectItemDefinition item, string name)

        {

            ErrorUtilities.VerifyThrowArgumentNull(item, "item");

            return ((IItem) item).GetMetadataValueEscaped(name);

        }



        [DebuggerStepThrough]

        public ProjectProperty GetProperty(string name)

        {

            return this.data.Properties[name];

        }



        public string GetPropertyValue(string name)

        {

            return this.data.GetPropertyValue(name);

        }



        public static string GetPropertyValueEscaped(ProjectProperty property)

        {

            ErrorUtilities.VerifyThrowArgumentNull(property, "property");

            return ((IProperty) property).EvaluatedValueEscaped;

        }



        private void Initialize(IDictionary<string, string> globalProperties, string toolsVersion, ProjectLoadSettings loadSettings)

        {

            PropertyDictionary<ProjectPropertyInstance> dictionary = new PropertyDictionary<ProjectPropertyInstance>();

            foreach (ProjectPropertyInstance instance in this.ProjectCollection.GlobalPropertiesCollection)

            {

                ProjectPropertyInstance projectProperty = instance.DeepClone();

                dictionary.Set(projectProperty);

            }

            if (globalProperties != null)

            {

                foreach (KeyValuePair<string, string> pair in globalProperties)

                {

                    dictionary.Set(new ProjectPropertyInstance(pair.Key, pair.Value));

                }

            }

            this.data = new Data(this, dictionary, toolsVersion);

            this.loadSettings = loadSettings;

            this.ReevaluateIfNecessary();

            this.renameHandler = delegate (string oldFullPath) {

                this.projectCollection.OnAfterRenameLoadedProject(oldFullPath, this);

            };

            this.xml.OnAfterProjectRename += this.renameHandler;

            this.renameHandler(null);

        }



        internal bool IsSuitableExistingItemXml(ProjectItemElement candidateExistingItemXml, string unevaluatedInclude, IEnumerable<KeyValuePair<string, string>> metadata)

        {

            if (((candidateExistingItemXml.Condition.Length == 0) && (candidateExistingItemXml.Exclude.Length == 0)) && candidateExistingItemXml.IncludeHasWildcards)

            {

                if (((metadata != null) && metadata.Any<KeyValuePair<string, string>>()) || (candidateExistingItemXml.Count > 0))

                {

                    return false;

                }

                foreach (string str2 in this.data.Expander.ExpandIntoStringLeaveEscaped(candidateExistingItemXml.Include, ExpanderOptions.ExpandProperties, candidateExistingItemXml.IncludeLocation).Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries))

                {

                    if (FileMatcher.HasWildcards(str2))

                    {

                        FileMatcher.Result result = FileMatcher.FileMatch(str2, unevaluatedInclude);

                        if (result.isLegalFileSpec && result.isMatch)

                        {

                            return true;

                        }

                    }

                }

            }

            return false;

        }



        public void MarkDirty()

        {

            if (!this.DisableMarkDirty && !this.projectCollection.DisableMarkDirty)

            {

                this.explicitlyMarkedDirty = true;

            }

        }



        internal void ReAddExistingItemAfterItemTypeChange(ProjectItem item)

        {

            this.data.AddItem(item);

            this.data.AddItemIgnoringCondition(item);

        }



        public void ReevaluateIfNecessary()

        {

            this.ReevaluateIfNecessary(this.LoggingService);

        }



        private void ReevaluateIfNecessary(ILoggingService loggingServiceForEvaluation)

        {

            if ((!this.SkipEvaluation && !this.projectCollection.SkipEvaluation) && this.IsDirty)

            {

                try

                {

                    Evaluator<ProjectProperty, ProjectItem, ProjectMetadata, ProjectItemDefinition>.Evaluate(this.data, this.xml, this.loadSettings, this.ProjectCollection.MaxNodeCount, this.ProjectCollection.EnvironmentProperties, loggingServiceForEvaluation, new ProjectItem.ProjectItemFactory(this), this.projectCollection, this.projectCollection.ProjectRootElementCache, buildEventContext, null);

                    int version = this.Xml.Version;

                    if (this.data.ImportClosure != null)

                    {

                        foreach (Triple<ProjectImportElement, ProjectRootElement, int> triple in this.data.ImportClosure)

                        {

                            version = (version < triple.Third) ? triple.Third : version;

                        }

                    }

                    this.explicitlyMarkedDirty = false;

                    this.evaluatedVersion = version;

                    this.evaluatedToolsetCollectionVersion = this.ProjectCollection.ToolsetsVersion;

                    this.evaluationCounter++;

                    this.data.HasUnsavedChanges = false;

                    ErrorUtilities.VerifyThrow(!this.IsDirty, "Should not be dirty now");

                }

                catch (InvalidProjectFileException exception)

                {

                    loggingServiceForEvaluation.LogInvalidProjectFileError(buildEventContext, exception);

                    throw;

                }

            }

        }



        public bool RemoveGlobalProperty(string name)

        {

            ErrorUtilities.VerifyThrowArgumentLength(name, "name");

            bool flag = this.data.GlobalPropertiesDictionary.Remove(name);

            if (flag)

            {

                this.ProjectCollection.AfterUpdateLoadedProjectGlobalProperties(this);

                this.MarkDirty();

                bool debugEvaluation = Project.debugEvaluation;

            }

            return flag;

        }



        public bool RemoveItem(ProjectItem item)

        {

            ErrorUtilities.VerifyThrowArgumentNull(item, "item");

            ErrorUtilities.VerifyThrowArgument(item.Project == this, "OM_IncorrectObjectAssociation", "ProjectItem", "Project");

            return this.RemoveItemHelper(item);

        }



        internal void RemoveItemBeforeItemTypeChange(ProjectItem item)

        {

            this.data.RemoveItem(item);

        }



        private bool RemoveItemHelper(ProjectItem item)

        {

            ErrorUtilities.VerifyThrowArgumentNull(item, "item");

            if ((item.Project == null) || (item.Xml.Parent == null))

            {

                return false;

            }

            ErrorUtilities.VerifyThrowArgument(item.Project == this, "OM_IncorrectObjectAssociation", "ProjectItem", "Project");

            this.VerifyThrowInvalidOperationNotImported(item.Xml.ContainingProject);

            this.SplitItemElementIfNecessary(item.Xml);

            ProjectElementContainer parent = item.Xml.Parent;

            item.Xml.Parent.RemoveChild(item.Xml);

            if (parent.Count == 0)

            {

                parent.Parent.RemoveChild(parent);

            }

            return this.data.RemoveItem(item);

        }



        public void RemoveItems(IEnumerable<ProjectItem> items)

        {

            ErrorUtilities.VerifyThrowArgumentNull(items, "items");

            List<ProjectItem> list = new List<ProjectItem>(items);

            foreach (ProjectItem item in list)

            {

                this.RemoveItemHelper(item);

            }

        }



        public bool RemoveProperty(ProjectProperty property)

        {

            ErrorUtilities.VerifyThrowArgumentNull(property, "property");

            ErrorUtilities.VerifyThrowInvalidOperation(!property.IsReservedProperty, "OM_ReservedName", property.Name);

            ErrorUtilities.VerifyThrowInvalidOperation(!property.IsGlobalProperty, "OM_GlobalProperty", property.Name);

            ErrorUtilities.VerifyThrowArgument(property.Xml.Parent != null, "OM_IncorrectObjectAssociation", "ProjectProperty", "Project");

            this.VerifyThrowInvalidOperationNotImported(property.Xml.ContainingProject);

            ProjectElementContainer parent = property.Xml.Parent;

            property.Xml.Parent.RemoveChild(property.Xml);

            if (parent.Count == 0)

            {

                parent.Parent.RemoveChild(parent);

            }

            return this.data.Properties.Remove(property.Name);

        }



        public void Save()

        {

            this.Xml.Save();

        }



        public void Save(TextWriter writer)

        {

            this.Xml.Save(writer);

        }



        public void Save(string path)

        {

            this.Xml.Save(path);

        }



        public void Save(Encoding encoding)

        {

            this.Xml.Save(encoding);

        }



        public void Save(string path, Encoding encoding)

        {

            this.Xml.Save(path, encoding);

        }



        public void SaveLogicalProject(TextWriter writer)

        {

            XmlDocument preprocessedDocument = Preprocessor.GetPreprocessedDocument(this);

            using (ProjectWriter writer2 = new ProjectWriter(writer))

            {

                writer2.Initialize(preprocessedDocument);

                preprocessedDocument.Save(writer2);

            }

        }



        public bool SetGlobalProperty(string name, string escapedValue)

        {

            ProjectPropertyInstance instance = this.data.GlobalPropertiesDictionary[name];

            if ((instance != null) && !(((IProperty) instance).EvaluatedValueEscaped != escapedValue))

            {

                return false;

            }

            string str = (instance == null) ? string.Empty : ((IProperty) instance).EvaluatedValueEscaped;

            this.data.GlobalPropertiesDictionary.Set(new ProjectPropertyInstance(name, escapedValue));

            this.data.Properties.Set(new ProjectProperty(this, name, escapedValue, true, false));

            this.ProjectCollection.AfterUpdateLoadedProjectGlobalProperties(this);

            this.MarkDirty();

            if (debugEvaluation)

            {

                string text1 = escapedValue.Substring(0, Math.Min(escapedValue.Length, 0x4b)) + ((escapedValue.Length > 0x4b) ? "..." : string.Empty);

                if (instance != null)

                {

                    string text2 = str.Substring(0, Math.Min(str.Length, 0x4b)) + ((str.Length > 0x4b) ? "..." : string.Empty);

                }

            }

            return true;

        }



        public ProjectProperty SetProperty(string name, string unevaluatedValue)

        {

            ErrorUtilities.VerifyThrowArgumentLength(name, "name");

            ErrorUtilities.VerifyThrowArgumentNull(unevaluatedValue, "unevaluatedValue");

            ProjectProperty property = this.data.Properties[name];

            ErrorUtilities.VerifyThrowInvalidOperation((property == null) || !property.IsReservedProperty, "OM_ReservedName", name);

            ErrorUtilities.VerifyThrowInvalidOperation((property == null) || !property.IsGlobalProperty, "OM_GlobalProperty", name);

            if ((((property != null) && !property.IsEnvironmentProperty) && ((property.Xml.Parent != null) && (property.Xml.Parent.Parent != null))) && object.ReferenceEquals(property.Xml.ContainingProject, this.xml))

            {

                property.UnevaluatedValue = unevaluatedValue;

            }

            else

            {

                ProjectPropertyElement xml = this.xml.AddProperty(name, unevaluatedValue);

                property = new ProjectProperty(this, xml, unevaluatedValue, null);

                this.data.Properties[name] = property;

            }

            property.UpdateEvaluatedValue(this.ExpandPropertyValueBestEffortLeaveEscaped(unevaluatedValue, property.Xml.Location));

            return property;

        }



        internal bool SplitItemElementIfNecessary(ProjectItemElement itemElement)

        {

            if (!FileMatcher.HasWildcardsSemicolonItemOrPropertyReferences(itemElement.Include))

            {

                return false;

            }

            List<ProjectItem> list = new List<ProjectItem>();

            foreach (ProjectItem item in this.Items)

            {

                if (item.Xml == itemElement)

                {

                    list.Add(item);

                }

            }

            if (list.Count <= 1)

            {

                return false;

            }

            foreach (ProjectItem item2 in list)

            {

                item2.SplitOwnItemElement();

            }

            itemElement.Parent.RemoveChild(itemElement);

            return true;

        }



        internal bool UsesProjectRootElement(ProjectRootElement xmlRootElement)

        {

            return (object.ReferenceEquals(this.Xml, xmlRootElement) || this.data.ImportClosure.Any<Triple<ProjectImportElement, ProjectRootElement, int>>(triple => object.ReferenceEquals(triple.Second, xmlRootElement)));

        }



        internal void VerifyThrowInvalidOperationNotImported(ProjectRootElement otherXml)

        {

            ErrorUtilities.VerifyThrowInvalidOperation(object.ReferenceEquals(this.Xml, otherXml), "OM_CannotModifyEvaluatedObjectInImportedFile", otherXml.Location.File);

        }



        internal void VerifyThrowInvalidOperationNotZombie()

        {

            ErrorUtilities.VerifyThrow(this.renameHandler != null, "OM_ProjectIsNoLongerActive");

        }



        internal void Zombify()

        {

            this.xml.OnAfterProjectRename -= this.renameHandler;

            this.renameHandler = null;

        }



        public ICollection<ProjectMetadata> AllEvaluatedItemDefinitionMetadata

        {

            get

            {

                ICollection<ProjectMetadata> allEvaluatedItemDefinitionMetadata = this.data.AllEvaluatedItemDefinitionMetadata;

                if (allEvaluatedItemDefinitionMetadata == null)

                {

                    return ReadOnlyEmptyCollection<ProjectMetadata>.Instance;

                }

                return new ReadOnlyCollection<ProjectMetadata>(allEvaluatedItemDefinitionMetadata);

            }

        }



        public ICollection<ProjectItem> AllEvaluatedItems

        {

            get

            {

                ICollection<ProjectItem> allEvaluatedItems = this.data.AllEvaluatedItems;

                if (allEvaluatedItems == null)

                {

                    return ReadOnlyEmptyCollection<ProjectItem>.Instance;

                }

                return new ReadOnlyCollection<ProjectItem>(allEvaluatedItems);

            }

        }



        public ICollection<ProjectProperty> AllEvaluatedProperties

        {

            get

            {

                ICollection<ProjectProperty> allEvaluatedProperties = this.data.AllEvaluatedProperties;

                if (allEvaluatedProperties == null)

                {

                    return ReadOnlyEmptyCollection<ProjectProperty>.Instance;

                }

                return new ReadOnlyCollection<ProjectProperty>(allEvaluatedProperties);

            }

        }



        public IDictionary<string, List<string>> ConditionedProperties

        {

            [DebuggerStepThrough]

            get

            {

                return ReadOnlyDictionary<string, List<string>>.CreateWrapper(this.data.ConditionedProperties);

            }

        }



        public string DirectoryPath

        {

            [DebuggerStepThrough]

            get

            {

                return this.Xml.DirectoryPath;

            }

        }



        public bool DisableMarkDirty

        {

            [CompilerGenerated, TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            get

            {

                return this.<DisableMarkDirty>k__BackingField;

            }

            [CompilerGenerated, TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            set

            {

                this.<DisableMarkDirty>k__BackingField = value;

            }

        }



        public int EvaluationCounter

        {

            [TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            get

            {

                return this.evaluationCounter;

            }

        }



        public string FullPath

        {

            [DebuggerStepThrough]

            get

            {

                return this.Xml.FullPath;

            }

            [DebuggerStepThrough]

            set

            {

                this.Xml.FullPath = value;

            }

        }



        public IDictionary<string, string> GlobalProperties

        {

            [DebuggerStepThrough]

            get

            {

                if (this.data.GlobalPropertiesDictionary.Count == 0)

                {

                    return ReadOnlyEmptyDictionary<string, string>.Instance;

                }

                Dictionary<string, string> backing = new Dictionary<string, string>(this.data.GlobalPropertiesDictionary.Count, MSBuildNameIgnoreCaseComparer.Default);

                foreach (ProjectPropertyInstance instance in this.data.GlobalPropertiesDictionary)

                {

                    backing[instance.Name] = ((IProperty) instance).EvaluatedValueEscaped;

                }

                return ReadOnlyDictionary<string, string>.CreateWrapper(backing);

            }

        }



        public IList<ResolvedImport> Imports

        {

            get

            {

                List<ResolvedImport> list = new List<ResolvedImport>(this.data.ImportClosure.Count - 1);

                foreach (Triple<ProjectImportElement, ProjectRootElement, int> triple in this.data.ImportClosure)

                {

                    if (triple.First != null)

                    {

                        list.Add(new ResolvedImport(triple.First, triple.Second));

                    }

                }

                return list;

            }

        }



        public IList<ResolvedImport> ImportsIncludingDuplicates

        {

            get

            {

                ErrorUtilities.VerifyThrowInvalidOperation((this.loadSettings & ProjectLoadSettings.RecordDuplicateButNotCircularImports) != ProjectLoadSettings.Default, "OM_MustSetRecordDuplicateInputs");

                List<ResolvedImport> list = new List<ResolvedImport>(this.data.ImportClosureWithDuplicates.Count - 1);

                foreach (Triple<ProjectImportElement, ProjectRootElement, int> triple in this.data.ImportClosureWithDuplicates)

                {

                    if (triple.First != null)

                    {

                        list.Add(new ResolvedImport(triple.First, triple.Second));

                    }

                }

                return list;

            }

        }



        public bool IsBuildEnabled

        {

            get

            {

                switch (this.isBuildEnabled)

                {

                    case BuildEnabledSetting.BuildEnabled:

                        return true;



                    case BuildEnabledSetting.BuildDisabled:

                        return false;



                    case BuildEnabledSetting.UseProjectCollectionSetting:

                        return this.ProjectCollection.IsBuildEnabled;

                }

                ErrorUtilities.ThrowInternalErrorUnreachable();

                return false;

            }

            set

            {

                this.isBuildEnabled = value ? BuildEnabledSetting.BuildEnabled : BuildEnabledSetting.BuildDisabled;

            }

        }



        public bool IsDirty

        {

            get

            {

                if (this.explicitlyMarkedDirty)

                {

                    bool debugEvaluation = Project.debugEvaluation;

                    return true;

                }

                if (this.evaluatedVersion < this.xml.Version)

                {

                    if (Project.debugEvaluation)

                    {

                        int count = this.xml.Count;

                    }

                    return true;

                }

                if (this.evaluatedToolsetCollectionVersion != this.ProjectCollection.ToolsetsVersion)

                {

                    bool flag2 = Project.debugEvaluation;

                    return true;

                }

                foreach (Triple<ProjectImportElement, ProjectRootElement, int> triple in this.data.ImportClosure)

                {

                    if ((triple.Second.Version != triple.Third) || (this.evaluatedVersion < triple.Third))

                    {

                        if (Project.debugEvaluation)

                        {

                            string lastDirtyReason = triple.Second.LastDirtyReason;

                        }

                        return true;

                    }

                }

                return false;

            }

        }



        public IDictionary<string, ProjectItemDefinition> ItemDefinitions

        {

            [DebuggerStepThrough]

            get

            {

                return this.data.ItemDefinitions;

            }

        }



        public ICollection<ProjectItem> Items

        {

            [DebuggerStepThrough]

            get

            {

                return new ReadOnlyCollection<ProjectItem>(this.data.Items);

            }

        }



        public ICollection<ProjectItem> ItemsIgnoringCondition

        {

            [DebuggerStepThrough]

            get

            {

                return new ReadOnlyCollection<ProjectItem>(this.data.ItemsIgnoringCondition);

            }

        }



        public ICollection<string> ItemTypes

        {

            [DebuggerStepThrough]

            get

            {

                return this.data.ItemTypes;

            }

        }



        internal ILoggingService LoggingService

        {

            [DebuggerStepThrough]

            get

            {

                return this.ProjectCollection.LoggingService;

            }

        }



        public Microsoft.Build.Evaluation.ProjectCollection ProjectCollection

        {

            [DebuggerStepThrough, TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            get

            {

                return this.projectCollection;

            }

        }



        internal IElementLocation ProjectFileLocation

        {

            get

            {

                return this.xml.ProjectFileLocation;

            }

        }



        public ICollection<ProjectProperty> Properties

        {

            [DebuggerStepThrough]

            get

            {

                return new ReadOnlyCollection<ProjectProperty>(this.data.Properties);

            }

        }



        public bool SkipEvaluation

        {

            [CompilerGenerated, TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            get

            {

                return this.<SkipEvaluation>k__BackingField;

            }

            [CompilerGenerated, TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            set

            {

                this.<SkipEvaluation>k__BackingField = value;

            }

        }



        public IDictionary<string, ProjectTargetInstance> Targets

        {

            [DebuggerStepThrough]

            get

            {

                return ReadOnlyDictionary<string, ProjectTargetInstance>.CreateWrapper(this.data.Targets);

            }

        }



        public string ToolsVersion

        {

            get

            {

                return this.data.Toolset.ToolsVersion;

            }

        }



        public ProjectRootElement Xml

        {

            [DebuggerStepThrough, TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")]

            get

            {

                return this.xml;

            }

        }





        private enum BuildEnabledSetting

        {

            BuildEnabled,

            BuildDisabled,

            UseProjectCollectionSetting

        }



        internal class Data : IEvaluatorData<ProjectProperty, ProjectItem, ProjectMetadata, ProjectItemDefinition>, IPropertyProvider<ProjectProperty>, IItemProvider<ProjectItem>

        {

            private readonly PropertyDictionary<ProjectPropertyInstance> globalProperties;

            private ItemDictionary<ProjectItem> items;

            private MultiDictionary<string, ProjectItem> itemsByEvaluatedInclude;

            private string originalProjectToolsVersion;

            private readonly Microsoft.Build.Evaluation.Project project;

            private bool treatingHigherToolsVersionsAs40;



            internal Data(Microsoft.Build.Evaluat…

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