Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

external/aspnetwebstack/src/System.Web.Mvc/Razor/MvcCSharpRazorCodeGenerator.cs

@@ -0,0 +1,32 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.CodeDom;
+using System.Web.Razor;
+using System.Web.Razor.Generator;
+
+namespace System.Web.Mvc.Razor
+{
+    internal class MvcCSharpRazorCodeGenerator : CSharpRazorCodeGenerator
+    {
+        private const string DefaultModelTypeName = "dynamic";
+
+        public MvcCSharpRazorCodeGenerator(string className, string rootNamespaceName, string sourceFileName, RazorEngineHost host)
+            : base(className, rootNamespaceName, sourceFileName, host)
+        {
+            var mvcHost = host as MvcWebPageRazorHost;
+            if (mvcHost != null && !mvcHost.IsSpecialPage)
+            {
+                // set the default model type to "dynamic" (Dev10 bug 935656)
+                // don't set it for "special" pages (such as "_viewStart.cshtml")
+                SetBaseType(DefaultModelTypeName);
+            }
+        }
+
+        private void SetBaseType(string modelTypeName)
+        {
+            var baseType = new CodeTypeReference(Context.Host.DefaultBaseClass + "<" + modelTypeName + ">");
+            Context.GeneratedClass.BaseTypes.Clear();
+            Context.GeneratedClass.BaseTypes.Add(baseType);
+        }
+    }
+}

external/aspnetwebstack/src/System.Web.Mvc/Razor/MvcCSharpRazorCodeParser.cs

@@ -0,0 +1,70 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Globalization;
+using System.Web.Mvc.Properties;
+using System.Web.Razor.Generator;
+using System.Web.Razor.Parser;
+using System.Web.Razor.Text;
+
+namespace System.Web.Mvc.Razor
+{
+    public class MvcCSharpRazorCodeParser : CSharpCodeParser
+    {
+        private const string ModelKeyword = "model";
+        private const string GenericTypeFormatString = "{0}<{1}>";
+        private SourceLocation? _endInheritsLocation;
+        private bool _modelStatementFound;
+
+        public MvcCSharpRazorCodeParser()
+        {
+            MapDirectives(ModelDirective, ModelKeyword);
+        }
+
+        protected override void InheritsDirective()
+        {
+            // Verify we're on the right keyword and accept
+            AssertDirective(SyntaxConstants.CSharp.InheritsKeyword);
+            AcceptAndMoveNext();
+            _endInheritsLocation = CurrentLocation;
+
+            InheritsDirectiveCore();
+            CheckForInheritsAndModelStatements();
+        }
+
+        private void CheckForInheritsAndModelStatements()
+        {
+            if (_modelStatementFound && _endInheritsLocation.HasValue)
+            {
+                Context.OnError(_endInheritsLocation.Value, String.Format(CultureInfo.CurrentCulture, MvcResources.MvcRazorCodeParser_CannotHaveModelAndInheritsKeyword, ModelKeyword));
+            }
+        }
+
+        protected virtual void ModelDirective()
+        {
+            // Verify we're on the right keyword and accept
+            AssertDirective(ModelKeyword);
+            AcceptAndMoveNext();
+
+            SourceLocation endModelLocation = CurrentLocation;
+
+            BaseTypeDirective(
+                String.Format(CultureInfo.CurrentCulture,
+                              MvcResources.MvcRazorCodeParser_ModelKeywordMustBeFollowedByTypeName, ModelKeyword),
+                CreateModelCodeGenerator);
+
+            if (_modelStatementFound)
+            {
+                Context.OnError(endModelLocation, String.Format(CultureInfo.CurrentCulture, MvcResources.MvcRazorCodeParser_OnlyOneModelStatementIsAllowed, ModelKeyword));
+            }
+
+            _modelStatementFound = true;
+
+            CheckForInheritsAndModelStatements();
+        }
+
+        private SpanCodeGenerator CreateModelCodeGenerator(string model)
+        {
+            return new SetModelTypeCodeGenerator(model, GenericTypeFormatString);
+        }
+    }
+}

external/aspnetwebstack/src/System.Web.Mvc/Razor/MvcVBRazorCodeParser.cs

@@ -0,0 +1,95 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Globalization;
+using System.Linq;
+using System.Web.Mvc.Properties;
+using System.Web.Razor.Generator;
+using System.Web.Razor.Parser;
+using System.Web.Razor.Parser.SyntaxTree;
+using System.Web.Razor.Text;
+using System.Web.Razor.Tokenizer.Symbols;
+
+namespace System.Web.Mvc.Razor
+{
+    public class MvcVBRazorCodeParser : VBCodeParser
+    {
+        internal const string ModelTypeKeyword = "ModelType";
+        private const string GenericTypeFormatString = "{0}(Of {1})";
+        private SourceLocation? _endInheritsLocation;
+        private bool _modelStatementFound;
+
+        public MvcVBRazorCodeParser()
+        {
+            MapDirective(ModelTypeKeyword, ModelTypeDirective);
+        }
+
+        protected override bool InheritsStatement()
+        {
+            // Verify we're on the right keyword and accept
+            Assert(VBKeyword.Inherits);
+            VBSymbol inherits = CurrentSymbol;
+            NextToken();
+            _endInheritsLocation = CurrentLocation;
+            PutCurrentBack();
+            PutBack(inherits);
+            EnsureCurrent();
+
+            bool result = base.InheritsStatement();
+            CheckForInheritsAndModelStatements();
+            return result;
+        }
+
+        private void CheckForInheritsAndModelStatements()
+        {
+            if (_modelStatementFound && _endInheritsLocation.HasValue)
+            {
+                Context.OnError(_endInheritsLocation.Value, String.Format(CultureInfo.CurrentCulture, MvcResources.MvcRazorCodeParser_CannotHaveModelAndInheritsKeyword, ModelTypeKeyword));
+            }
+        }
+
+        protected virtual bool ModelTypeDirective()
+        {
+            AssertDirective(ModelTypeKeyword);
+
+            Span.CodeGenerator = SpanCodeGenerator.Null;
+            Context.CurrentBlock.Type = BlockType.Directive;
+
+            AcceptAndMoveNext();
+            SourceLocation endModelLocation = CurrentLocation;
+
+            if (At(VBSymbolType.WhiteSpace))
+            {
+                Span.EditHandler.AcceptedCharacters = AcceptedCharacters.None;
+            }
+
+            AcceptWhile(VBSymbolType.WhiteSpace);
+            Output(SpanKind.MetaCode);
+
+            if (_modelStatementFound)
+            {
+                Context.OnError(endModelLocation, String.Format(CultureInfo.CurrentCulture, MvcResources.MvcRazorCodeParser_OnlyOneModelStatementIsAllowed, ModelTypeKeyword));
+            }
+            _modelStatementFound = true;
+
+            if (EndOfFile || At(VBSymbolType.WhiteSpace) || At(VBSymbolType.NewLine))
+            {
+                Context.OnError(endModelLocation, MvcResources.MvcRazorCodeParser_ModelKeywordMustBeFollowedByTypeName, ModelTypeKeyword);
+            }
+
+            // Just accept to a newline
+            AcceptUntil(VBSymbolType.NewLine);
+            if (!Context.DesignTimeMode)
+            {
+                // We want the newline to be treated as code, but it causes issues at design-time.
+                Optional(VBSymbolType.NewLine);
+            }
+
+            string baseType = String.Concat(Span.Symbols.Select(s => s.Content)).Trim();
+            Span.CodeGenerator = new SetModelTypeCodeGenerator(baseType, GenericTypeFormatString);
+
+            CheckForInheritsAndModelStatements();
+            Output(SpanKind.Code);
+            return false;
+        }
+    }
+}

external/aspnetwebstack/src/System.Web.Mvc/Razor/MvcWebPageRazorHost.cs

@@ -0,0 +1,66 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Diagnostics;
+using System.Diagnostics.CodeAnalysis;
+using System.Web.Razor.Generator;
+using System.Web.Razor.Parser;
+using System.Web.WebPages.Razor;
+
+namespace System.Web.Mvc.Razor
+{
+    [SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "WebPage", Justification = "The class name is derived from the name of the base type")]
+    public class MvcWebPageRazorHost : WebPageRazorHost
+    {
+        [SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors", Justification = "The NamespaceImports property should not be virtual. This is a temporary fix.")]
+        public MvcWebPageRazorHost(string virtualPath, string physicalPath)
+            : base(virtualPath, physicalPath)
+        {
+            RegisterSpecialFile(RazorViewEngine.ViewStartFileName, typeof(ViewStartPage));
+
+            DefaultPageBaseClass = typeof(WebViewPage).FullName;
+
+            // REVIEW get rid of the namespace import to not force additional references in default MVC projects
+            GetRidOfNamespace("System.Web.WebPages.Html");
+        }
+
+        public override RazorCodeGenerator DecorateCodeGenerator(RazorCodeGenerator incomingCodeGenerator)
+        {
+            if (incomingCodeGenerator is CSharpRazorCodeGenerator)
+            {
+                return new MvcCSharpRazorCodeGenerator(incomingCodeGenerator.ClassName,
+                                                       incomingCodeGenerator.RootNamespaceName,
+                                                       incomingCodeGenerator.SourceFileName,
+                                                       incomingCodeGenerator.Host);
+            }
+            else
+            {
+                return base.DecorateCodeGenerator(incomingCodeGenerator);
+            }
+        }
+
+        public override ParserBase DecorateCodeParser(ParserBase incomingCodeParser)
+        {
+            if (incomingCodeParser is CSharpCodeParser)
+            {
+                return new MvcCSharpRazorCodeParser();
+            }
+            else if (incomingCodeParser is VBCodeParser)
+            {
+                return new MvcVBRazorCodeParser();
+            }
+            else
+            {
+                return base.DecorateCodeParser(incomingCodeParser);
+            }
+        }
+
+        private void GetRidOfNamespace(string ns)
+        {
+            Debug.Assert(NamespaceImports.Contains(ns), ns + " is not a default namespace anymore");
+            if (NamespaceImports.Contains(ns))
+            {
+                NamespaceImports.Remove(ns);
+            }
+        }
+    }
+}

external/aspnetwebstack/src/System.Web.Mvc/Razor/SetModelTypeCodeGenerator.cs

@@ -0,0 +1,49 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Globalization;
+using System.Web.Mvc.ExpressionUtil;
+using System.Web.Razor.Generator;
+
+namespace System.Web.Mvc.Razor
+{
+    internal class SetModelTypeCodeGenerator : SetBaseTypeCodeGenerator
+    {
+        private string _genericTypeFormat;
+
+        public SetModelTypeCodeGenerator(string modelType, string genericTypeFormat)
+            : base(modelType)
+        {
+            _genericTypeFormat = genericTypeFormat;
+        }
+
+        protected override string ResolveType(CodeGeneratorContext context, string baseType)
+        {
+            return String.Format(
+                CultureInfo.InvariantCulture,
+                _genericTypeFormat,
+                context.Host.DefaultBaseClass,
+                baseType);
+        }
+
+        public override bool Equals(object obj)
+        {
+            SetModelTypeCodeGenerator other = obj as SetModelTypeCodeGenerator;
+            return other != null &&
+                   base.Equals(obj) &&
+                   String.Equals(_genericTypeFormat, other._genericTypeFormat, StringComparison.Ordinal);
+        }
+
+        public override int GetHashCode()
+        {
+            var combiner = new HashCodeCombiner();
+            combiner.AddInt32(base.GetHashCode());
+            combiner.AddObject(_genericTypeFormat);
+            return combiner.CombinedHash;
+        }
+
+        public override string ToString()
+        {
+            return "Model:" + BaseType;
+        }
+    }
+}

external/aspnetwebstack/src/System.Web.Mvc/Razor/StartPageLookupDelegate.cs

@@ -0,0 +1,9 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Collections.Generic;
+using System.Web.WebPages;
+
+namespace System.Web.Mvc.Razor
+{
+    internal delegate WebPageRenderingBase StartPageLookupDelegate(WebPageRenderingBase page, string fileName, IEnumerable<string> supportedExtensions);
+}