/mcs/class/System.Web/System.Web.UI/TemplateParser.cs
C# | 1295 lines | 1011 code | 233 blank | 51 comment | 268 complexity | 383522b40a80023df45ae533c9922f51 MD5 | raw file
Possible License(s): Unlicense, Apache-2.0, LGPL-2.0, MPL-2.0-no-copyleft-exception, CC-BY-SA-3.0, GPL-2.0
- //
- // System.Web.UI.TemplateParser
- //
- // Authors:
- // Duncan Mak (duncan@ximian.com)
- // Gonzalo Paniagua Javier (gonzalo@ximian.com)
- // Marek Habersack (mhabersack@novell.com)
- //
- // (C) 2002,2003 Ximian, Inc. (http://www.ximian.com)
- // Copyright (C) 2005-2008 Novell, Inc (http://www.novell.com)
- //
- // Permission is hereby granted, free of charge, to any person obtaining
- // a copy of this software and associated documentation files (the
- // "Software"), to deal in the Software without restriction, including
- // without limitation the rights to use, copy, modify, merge, publish,
- // distribute, sublicense, and/or sell copies of the Software, and to
- // permit persons to whom the Software is furnished to do so, subject to
- // the following conditions:
- //
- // The above copyright notice and this permission notice shall be
- // included in all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- //
- using System.CodeDom.Compiler;
- using System.Collections;
- using System.Collections.Generic;
- using System.ComponentModel;
- using System.Globalization;
- using System.IO;
- using System.Reflection;
- using System.Security.Permissions;
- using System.Text;
- using System.Threading;
- using System.Web.Compilation;
- using System.Web.Hosting;
- using System.Web.Configuration;
- using System.Web.Util;
- namespace System.Web.UI {
- internal class ServerSideScript
- {
- public readonly string Script;
- public readonly ILocation Location;
-
- public ServerSideScript (string script, ILocation location)
- {
- Script = script;
- Location = location;
- }
- }
-
- // CAS
- [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
- [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
- public abstract class TemplateParser : BaseParser
- {
- [Flags]
- internal enum OutputCacheParsedParams
- {
- Location = 0x0001,
- CacheProfile = 0x0002,
- NoStore = 0x0004,
- SqlDependency = 0x0008,
- VaryByCustom = 0x0010,
- VaryByHeader = 0x0020,
- VaryByControl = 0x0040,
- VaryByContentEncodings = 0x0080
- }
-
- string inputFile;
- string text;
- IDictionary mainAttributes;
- List <string> dependencies;
- List <string> assemblies;
- IDictionary anames;
- string[] binDirAssemblies;
- Dictionary <string, bool> namespacesCache;
- Dictionary <string, bool> imports;
- List <string> interfaces;
- List <ServerSideScript> scripts;
- Type baseType;
- bool baseTypeIsGlobal = true;
- string className;
- RootBuilder rootBuilder;
- bool debug;
- string compilerOptions;
- string language;
- bool implicitLanguage;
- bool strictOn ;
- bool explicitOn;
- bool linePragmasOn = true;
- bool output_cache;
- int oc_duration;
- string oc_header, oc_custom, oc_param, oc_controls;
- string oc_content_encodings, oc_cacheprofile, oc_sqldependency;
- bool oc_nostore;
- OutputCacheParsedParams oc_parsed_params = 0;
- bool oc_shared;
- OutputCacheLocation oc_location;
- // Kludge needed to support pre-parsing of the main directive (see
- // AspNetGenerator.GetRootBuilderType)
- internal int allowedMainDirectives = 0;
-
- byte[] md5checksum;
- string src;
- bool srcIsLegacy;
- string partialClassName;
- string codeFileBaseClass;
- string metaResourceKey;
- Type codeFileBaseClassType;
- Type pageParserFilterType;
- PageParserFilter pageParserFilter;
-
- List <UnknownAttributeDescriptor> unknownMainAttributes;
- Stack <string> includeDirs;
- List <string> registeredTagNames;
- ILocation directiveLocation;
-
- int appAssemblyIndex = -1;
- internal TemplateParser ()
- {
- imports = new Dictionary <string, bool> (StringComparer.Ordinal);
- LoadConfigDefaults ();
- assemblies = new List <string> ();
- CompilationSection compConfig = CompilationConfig;
- foreach (AssemblyInfo info in compConfig.Assemblies) {
- if (info.Assembly != "*")
- AddAssemblyByName (info.Assembly);
- }
- language = compConfig.DefaultLanguage;
- implicitLanguage = true;
- }
- internal virtual void LoadConfigDefaults ()
- {
- AddNamespaces (imports);
- debug = CompilationConfig.Debug;
- }
-
- internal void AddApplicationAssembly ()
- {
- if (Context.ApplicationInstance == null)
- return; // this may happen if we have Global.asax and have
- // controls registered from Web.Config
- string location = Context.ApplicationInstance.AssemblyLocation;
- if (location != typeof (TemplateParser).Assembly.Location) {
- assemblies.Add (location);
- appAssemblyIndex = assemblies.Count - 1;
- }
- }
- internal abstract Type CompileIntoType ();
- internal void AddControl (Type type, IDictionary attributes)
- {
- AspGenerator generator = AspGenerator;
- if (generator == null)
- return;
- generator.AddControl (type, attributes);
- }
-
- void AddNamespaces (Dictionary <string, bool> imports)
- {
- if (BuildManager.HaveResources)
- imports.Add ("System.Resources", true);
-
- PagesSection pages = PagesConfig;
- if (pages == null)
- return;
- NamespaceCollection namespaces = pages.Namespaces;
- if (namespaces == null || namespaces.Count == 0)
- return;
-
- foreach (NamespaceInfo nsi in namespaces) {
- string ns = nsi.Namespace;
- if (imports.ContainsKey (ns))
- continue;
-
- imports.Add (ns, true);
- }
- }
-
- internal void RegisterCustomControl (string tagPrefix, string tagName, string src)
- {
- string realpath = null;
- bool fileExists = false;
- VirtualFile vf = null;
- VirtualPathProvider vpp = HostingEnvironment.VirtualPathProvider;
- VirtualPath vp = new VirtualPath (src, BaseVirtualDir);
- string vpAbsolute = vpp.CombineVirtualPaths (VirtualPath.Absolute, vp.Absolute);
-
- if (vpp.FileExists (vpAbsolute)) {
- fileExists = true;
- vf = vpp.GetFile (vpAbsolute);
- if (vf != null)
- realpath = MapPath (vf.VirtualPath);
- }
- if (!fileExists)
- ThrowParseFileNotFound (src);
- if (String.Compare (realpath, inputFile, StringComparison.Ordinal) == 0)
- return;
-
- string vpath = vf.VirtualPath;
-
- try {
- RegisterTagName (tagPrefix + ":" + tagName);
- RootBuilder.Foundry.RegisterFoundry (tagPrefix, tagName, vpath);
- AddDependency (vpath);
- } catch (ParseException pe) {
- if (this is UserControlParser)
- throw new ParseException (Location, pe.Message, pe);
- throw;
- }
- }
- internal void RegisterNamespace (string tagPrefix, string ns, string assembly)
- {
- AddImport (ns);
- Assembly ass = null;
-
- if (assembly != null && assembly.Length > 0)
- ass = AddAssemblyByName (assembly);
-
- RootBuilder.Foundry.RegisterFoundry (tagPrefix, ass, ns);
- }
- internal virtual void HandleOptions (object obj)
- {
- }
- internal static string GetOneKey (IDictionary tbl)
- {
- foreach (object key in tbl.Keys)
- return key.ToString ();
- return null;
- }
-
- internal virtual void AddDirective (string directive, IDictionary atts)
- {
- var pageParserFilter = PageParserFilter;
- if (String.Compare (directive, DefaultDirectiveName, true, Helpers.InvariantCulture) == 0) {
- bool allowMainDirective = allowedMainDirectives > 0;
-
- if (mainAttributes != null && !allowMainDirective)
- ThrowParseException ("Only 1 " + DefaultDirectiveName + " is allowed");
- allowedMainDirectives--;
- if (mainAttributes != null)
- return;
-
- if (pageParserFilter != null)
- pageParserFilter.PreprocessDirective (directive.ToLower (Helpers.InvariantCulture), atts);
-
- mainAttributes = atts;
- ProcessMainAttributes (mainAttributes);
- return;
- } else if (pageParserFilter != null)
- pageParserFilter.PreprocessDirective (directive.ToLower (Helpers.InvariantCulture), atts);
-
- int cmp = String.Compare ("Assembly", directive, true, Helpers.InvariantCulture);
- if (cmp == 0) {
- string name = GetString (atts, "Name", null);
- string src = GetString (atts, "Src", null);
- if (atts.Count > 0)
- ThrowParseException ("Attribute " + GetOneKey (atts) + " unknown.");
- if (name == null && src == null)
- ThrowParseException ("You gotta specify Src or Name");
-
- if (name != null && src != null)
- ThrowParseException ("Src and Name cannot be used together");
- if (name != null) {
- AddAssemblyByName (name);
- } else {
- GetAssemblyFromSource (src);
- }
- return;
- }
- cmp = String.Compare ("Import", directive, true, Helpers.InvariantCulture);
- if (cmp == 0) {
- string namesp = GetString (atts, "Namespace", null);
- if (atts.Count > 0)
- ThrowParseException ("Attribute " + GetOneKey (atts) + " unknown.");
-
- AddImport (namesp);
- return;
- }
- cmp = String.Compare ("Implements", directive, true, Helpers.InvariantCulture);
- if (cmp == 0) {
- string ifacename = GetString (atts, "Interface", "");
- if (atts.Count > 0)
- ThrowParseException ("Attribute " + GetOneKey (atts) + " unknown.");
-
- Type iface = LoadType (ifacename);
- if (iface == null)
- ThrowParseException ("Cannot find type " + ifacename);
- if (!iface.IsInterface)
- ThrowParseException (iface + " is not an interface");
- AddInterface (iface.FullName);
- return;
- }
- cmp = String.Compare ("OutputCache", directive, true, Helpers.InvariantCulture);
- if (cmp == 0) {
- HttpResponse response = HttpContext.Current.Response;
- if (response != null)
- response.Cache.SetValidUntilExpires (true);
-
- output_cache = true;
- ProcessOutputCacheAttributes (atts);
- return;
- }
- ThrowParseException ("Unknown directive: " + directive);
- }
- internal virtual void ProcessOutputCacheAttributes (IDictionary atts)
- {
- if (atts ["Duration"] == null)
- ThrowParseException ("The directive is missing a 'duration' attribute.");
- if (atts ["VaryByParam"] == null && atts ["VaryByControl"] == null)
- ThrowParseException ("This directive is missing 'VaryByParam' " +
- "or 'VaryByControl' attribute, which should be set to \"none\", \"*\", " +
- "or a list of name/value pairs.");
- foreach (DictionaryEntry entry in atts) {
- string key = (string) entry.Key;
- if (key == null)
- continue;
-
- switch (key.ToLower (Helpers.InvariantCulture)) {
- case "duration":
- oc_duration = Int32.Parse ((string) entry.Value);
- if (oc_duration < 1)
- ThrowParseException ("The 'duration' attribute must be set " +
- "to a positive integer value");
- break;
- case "sqldependency":
- oc_sqldependency = (string) entry.Value;
- break;
-
- case "nostore":
- try {
- oc_nostore = Boolean.Parse ((string) entry.Value);
- oc_parsed_params |= OutputCacheParsedParams.NoStore;
- } catch {
- ThrowParseException ("The 'NoStore' attribute is case sensitive" +
- " and must be set to 'true' or 'false'.");
- }
- break;
- case "cacheprofile":
- oc_cacheprofile = (string) entry.Value;
- oc_parsed_params |= OutputCacheParsedParams.CacheProfile;
- break;
-
- case "varybycontentencodings":
- oc_content_encodings = (string) entry.Value;
- oc_parsed_params |= OutputCacheParsedParams.VaryByContentEncodings;
- break;
- case "varybyparam":
- oc_param = (string) entry.Value;
- if (String.Compare (oc_param, "none", true, Helpers.InvariantCulture) == 0)
- oc_param = null;
- break;
- case "varybyheader":
- oc_header = (string) entry.Value;
- oc_parsed_params |= OutputCacheParsedParams.VaryByHeader;
- break;
- case "varybycustom":
- oc_custom = (string) entry.Value;
- oc_parsed_params |= OutputCacheParsedParams.VaryByCustom;
- break;
- case "location":
- if (!(this is PageParser))
- goto default;
-
- try {
- oc_location = (OutputCacheLocation) Enum.Parse (
- typeof (OutputCacheLocation), (string) entry.Value, true);
- oc_parsed_params |= OutputCacheParsedParams.Location;
- } catch {
- ThrowParseException ("The 'location' attribute is case sensitive and " +
- "must be one of the following values: Any, Client, " +
- "Downstream, Server, None, ServerAndClient.");
- }
- break;
- case "varybycontrol":
- oc_controls = (string) entry.Value;
- oc_parsed_params |= OutputCacheParsedParams.VaryByControl;
- break;
- case "shared":
- if (this is PageParser)
- goto default;
- try {
- oc_shared = Boolean.Parse ((string) entry.Value);
- } catch {
- ThrowParseException ("The 'shared' attribute is case sensitive" +
- " and must be set to 'true' or 'false'.");
- }
- break;
- default:
- ThrowParseException ("The '" + key + "' attribute is not " +
- "supported by the 'Outputcache' directive.");
- break;
- }
-
- }
- }
-
- internal Type LoadType (string typeName)
- {
- Type type = HttpApplication.LoadType (typeName);
- if (type == null)
- return null;
- Assembly asm = type.Assembly;
- string location = asm.Location;
-
- string dirname = Path.GetDirectoryName (location);
- bool doAddAssembly = true;
- if (dirname == HttpApplication.BinDirectory)
- doAddAssembly = false;
- if (doAddAssembly)
- AddAssembly (asm, true);
- return type;
- }
- internal virtual void AddInterface (string iface)
- {
- if (interfaces == null)
- interfaces = new List <string> ();
- if (!interfaces.Contains (iface))
- interfaces.Add (iface);
- }
-
- internal virtual void AddImport (string namesp)
- {
- if (namesp == null || namesp.Length == 0)
- return;
-
- if (imports == null)
- imports = new Dictionary <string, bool> (StringComparer.Ordinal);
-
- if (imports.ContainsKey (namesp))
- return;
-
- imports.Add (namesp, true);
- AddAssemblyForNamespace (namesp);
- }
- void AddAssemblyForNamespace (string namesp)
- {
- if (binDirAssemblies == null)
- binDirAssemblies = HttpApplication.BinDirectoryAssemblies;
- if (binDirAssemblies.Length == 0)
- return;
- if (namespacesCache == null)
- namespacesCache = new Dictionary <string, bool> ();
- else if (namespacesCache.ContainsKey (namesp))
- return;
-
- foreach (Assembly asm in AppDomain.CurrentDomain.GetAssemblies ())
- if (FindNamespaceInAssembly (asm, namesp))
- return;
-
- IList tla = BuildManager.TopLevelAssemblies;
- if (tla != null && tla.Count > 0) {
- foreach (Assembly asm in tla) {
- if (FindNamespaceInAssembly (asm, namesp))
- return;
- }
- }
- Assembly a;
- foreach (string s in binDirAssemblies) {
- a = Assembly.LoadFrom (s);
- if (FindNamespaceInAssembly (a, namesp))
- return;
- }
- }
- bool FindNamespaceInAssembly (Assembly asm, string namesp)
- {
- Type[] asmTypes;
- try {
- asmTypes = asm.GetTypes ();
- } catch (ReflectionTypeLoadException) {
- // ignore
- return false;
- }
-
- foreach (Type type in asmTypes) {
- if (String.Compare (type.Namespace, namesp, StringComparison.Ordinal) == 0) {
- namespacesCache.Add (namesp, true);
- AddAssembly (asm, true);
- return true;
- }
- }
- return false;
- }
-
- internal virtual void AddSourceDependency (string filename)
- {
- if (dependencies != null && dependencies.Contains (filename))
- ThrowParseException ("Circular file references are not allowed. File: " + filename);
- AddDependency (filename);
- }
- internal virtual void AddDependency (string filename)
- {
- AddDependency (filename, true);
- }
-
- internal virtual void AddDependency (string filename, bool combinePaths)
- {
- if (String.IsNullOrEmpty (filename))
- return;
- if (dependencies == null)
- dependencies = new List <string> ();
- if (combinePaths)
- filename = HostingEnvironment.VirtualPathProvider.CombineVirtualPaths (VirtualPath.Absolute, filename);
- if (!dependencies.Contains (filename))
- dependencies.Add (filename);
- }
-
- internal virtual void AddAssembly (Assembly assembly, bool fullPath)
- {
- if (assembly == null || assembly.Location == String.Empty)
- return;
- if (anames == null)
- anames = new Dictionary <string, object> ();
- string name = assembly.GetName ().Name;
- string loc = assembly.Location;
- if (fullPath) {
- if (!assemblies.Contains (loc)) {
- assemblies.Add (loc);
- }
- anames [name] = loc;
- anames [loc] = assembly;
- } else {
- if (!assemblies.Contains (name)) {
- assemblies.Add (name);
- }
- anames [name] = assembly;
- }
- }
- internal virtual Assembly AddAssemblyByFileName (string filename)
- {
- Assembly assembly = null;
- Exception error = null;
- try {
- assembly = Assembly.LoadFrom (filename);
- } catch (Exception e) { error = e; }
- if (assembly == null)
- ThrowParseException ("Assembly " + filename + " not found", error);
- AddAssembly (assembly, true);
- return assembly;
- }
- internal virtual Assembly AddAssemblyByName (string name)
- {
- if (anames == null)
- anames = new Dictionary <string, object> ();
- if (anames.Contains (name)) {
- object o = anames [name];
- if (o is string)
- o = anames [o];
- return (Assembly) o;
- }
- Assembly assembly = null;
- Exception error = null;
- try {
- assembly = Assembly.Load (name);
- } catch (Exception e) { error = e; }
- if (assembly == null) {
- try {
- assembly = Assembly.LoadWithPartialName (name);
- } catch (Exception e) { error = e; }
- }
-
- if (assembly == null)
- ThrowParseException ("Assembly " + name + " not found", error);
- AddAssembly (assembly, true);
- return assembly;
- }
-
- internal virtual void ProcessMainAttributes (IDictionary atts)
- {
- directiveLocation = new System.Web.Compilation.Location (Location);
- CompilationSection compConfig;
- compConfig = CompilationConfig;
-
- atts.Remove ("Description"); // ignored
- atts.Remove ("CodeBehind"); // ignored
- atts.Remove ("AspCompat"); // ignored
-
- debug = GetBool (atts, "Debug", compConfig.Debug);
- compilerOptions = GetString (atts, "CompilerOptions", String.Empty);
- language = GetString (atts, "Language", "");
- if (language.Length != 0)
- implicitLanguage = false;
- else
- language = compConfig.DefaultLanguage;
-
- strictOn = GetBool (atts, "Strict", compConfig.Strict);
- explicitOn = GetBool (atts, "Explicit", compConfig.Explicit);
- if (atts.Contains ("LinePragmas"))
- linePragmasOn = GetBool (atts, "LinePragmas", true);
- string inherits = GetString (atts, "Inherits", null);
- string srcRealPath = null;
-
- // In ASP 2+, the source file is actually integrated with
- // the generated file via the use of partial classes. This
- // means that the code file has to be confirmed, but not
- // used at this point.
- src = GetString (atts, "CodeFile", null);
- codeFileBaseClass = GetString (atts, "CodeFileBaseClass", null);
- if (src == null && codeFileBaseClass != null)
- ThrowParseException ("The 'CodeFileBaseClass' attribute cannot be used without a 'CodeFile' attribute");
- string legacySrc = GetString (atts, "Src", null);
- var vpp = HostingEnvironment.VirtualPathProvider;
- if (legacySrc != null) {
- legacySrc = vpp.CombineVirtualPaths (BaseVirtualDir, legacySrc);
- GetAssemblyFromSource (legacySrc);
- if (src == null) {
- src = legacySrc;
- legacySrc = MapPath (legacySrc, false);
- srcRealPath = legacySrc;
- if (!File.Exists (srcRealPath))
- ThrowParseException ("File " + src + " not found");
-
- srcIsLegacy = true;
- } else
- legacySrc = MapPath (legacySrc, false);
- AddDependency (legacySrc, false);
- }
-
- if (!srcIsLegacy && src != null && inherits != null) {
- // Make sure the source exists
- src = vpp.CombineVirtualPaths (BaseVirtualDir, src);
- srcRealPath = MapPath (src, false);
- if (!vpp.FileExists (src))
- ThrowParseException ("File " + src + " not found");
- // We are going to create a partial class that shares
- // the same name as the inherits tag, so reset the
- // name. The base type is changed because it is the
- // code file's responsibilty to extend the classes
- // needed.
- partialClassName = inherits;
- // Add the code file as an option to the
- // compiler. This lets both files be compiled at once.
- compilerOptions += " \"" + srcRealPath + "\"";
- if (codeFileBaseClass != null) {
- try {
- codeFileBaseClassType = LoadType (codeFileBaseClass);
- } catch (Exception) {
- }
- if (codeFileBaseClassType == null)
- ThrowParseException ("Could not load type '{0}'", codeFileBaseClass);
- }
- } else if (inherits != null) {
- // We just set the inherits directly because this is a
- // Single-Page model.
- SetBaseType (inherits);
- }
- if (src != null) {
- if (VirtualPathUtility.IsAbsolute (src))
- src = VirtualPathUtility.ToAppRelative (src);
- AddDependency (src, false);
- }
-
- className = GetString (atts, "ClassName", null);
- if (className != null) {
- string [] identifiers = className.Split ('.');
- for (int i = 0; i < identifiers.Length; i++)
- if (!CodeGenerator.IsValidLanguageIndependentIdentifier (identifiers [i]))
- ThrowParseException (String.Format ("'{0}' is not a valid "
- + "value for attribute 'classname'.", className));
- }
- if (this is TemplateControlParser)
- metaResourceKey = GetString (atts, "meta:resourcekey", null);
-
- if (inherits != null && (this is PageParser || this is UserControlParser) && atts.Count > 0) {
- if (unknownMainAttributes == null)
- unknownMainAttributes = new List <UnknownAttributeDescriptor> ();
- string key, val;
-
- foreach (DictionaryEntry de in atts) {
- key = de.Key as string;
- val = de.Value as string;
-
- if (String.IsNullOrEmpty (key) || String.IsNullOrEmpty (val))
- continue;
- CheckUnknownAttribute (key, val, inherits);
- }
- return;
- }
- if (atts.Count > 0)
- ThrowParseException ("Unknown attribute: " + GetOneKey (atts));
- }
- void RegisterTagName (string tagName)
- {
- if (registeredTagNames == null)
- registeredTagNames = new List <string> ();
- if (registeredTagNames.Contains (tagName))
- return;
- registeredTagNames.Add (tagName);
- }
-
- void CheckUnknownAttribute (string name, string val, string inherits)
- {
- MemberInfo mi = null;
- bool missing = false;
- string memberName = name.Trim ().ToLower (Helpers.InvariantCulture);
- Type parent = codeFileBaseClassType;
- if (parent == null)
- parent = baseType;
-
- try {
- MemberInfo[] infos = parent.GetMember (memberName,
- MemberTypes.Field | MemberTypes.Property,
- BindingFlags.Public | BindingFlags.Instance |
- BindingFlags.IgnoreCase | BindingFlags.Static);
- if (infos.Length != 0) {
- // prefer public properties to public methods (it's what MS.NET does)
- foreach (MemberInfo tmp in infos) {
- if (tmp is PropertyInfo) {
- mi = tmp;
- break;
- }
- }
- if (mi == null)
- mi = infos [0];
- } else
- missing = true;
- } catch (Exception) {
- missing = true;
- }
- if (missing)
- ThrowParseException (
- "Error parsing attribute '{0}': Type '{1}' does not have a public property named '{0}'",
- memberName, inherits);
-
- Type memberType = null;
- if (mi is PropertyInfo) {
- PropertyInfo pi = mi as PropertyInfo;
-
- if (!pi.CanWrite)
- ThrowParseException (
- "Error parsing attribute '{0}': The '{0}' property is read-only and cannot be set.",
- memberName);
- memberType = pi.PropertyType;
- } else if (mi is FieldInfo) {
- memberType = ((FieldInfo)mi).FieldType;
- } else
- ThrowParseException ("Could not determine member the kind of '{0}' in base type '{1}",
- memberName, inherits);
- TypeConverter converter = TypeDescriptor.GetConverter (memberType);
- bool convertible = true;
- object value = null;
-
- if (converter == null || !converter.CanConvertFrom (typeof (string)))
- convertible = false;
- if (convertible) {
- try {
- value = converter.ConvertFromInvariantString (val);
- } catch (Exception) {
- convertible = false;
- }
- }
- if (!convertible)
- ThrowParseException ("Error parsing attribute '{0}': Cannot create an object of type '{1}' from its string representation '{2}' for the '{3}' property.",
- memberName, memberType, val, mi.Name);
-
- UnknownAttributeDescriptor desc = new UnknownAttributeDescriptor (mi, value);
- unknownMainAttributes.Add (desc);
- }
-
- internal void SetBaseType (string type)
- {
- Type parent;
- if (type == null || type == DefaultBaseTypeName)
- parent = DefaultBaseType;
- else
- parent = null;
- if (parent == null) {
- parent = LoadType (type);
- if (parent == null)
- ThrowParseException ("Cannot find type " + type);
- if (!DefaultBaseType.IsAssignableFrom (parent))
- ThrowParseException ("The parent type '" + type + "' does not derive from " + DefaultBaseType);
- }
- var pageParserFilter = PageParserFilter;
- if (pageParserFilter != null && !pageParserFilter.AllowBaseType (parent))
- throw new HttpException ("Base type '" + parent + "' is not allowed.");
-
- baseType = parent;
- }
- internal void SetLanguage (string language)
- {
- this.language = language;
- implicitLanguage = false;
- }
- internal void PushIncludeDir (string dir)
- {
- if (includeDirs == null)
- includeDirs = new Stack <string> (1);
- includeDirs.Push (dir);
- }
- internal string PopIncludeDir ()
- {
- if (includeDirs == null || includeDirs.Count == 0)
- return null;
- return includeDirs.Pop () as string;
- }
-
- Assembly GetAssemblyFromSource (string vpath)
- {
- vpath = UrlUtils.Combine (BaseVirtualDir, vpath);
- string realPath = MapPath (vpath, false);
- if (!File.Exists (realPath))
- ThrowParseException ("File " + vpath + " not found");
- AddSourceDependency (vpath);
-
- CompilerResults result;
- string tmp;
- CompilerParameters parameters;
- CodeDomProvider provider = BaseCompiler.CreateProvider (HttpContext.Current, language, out parameters, out tmp);
- if (provider == null)
- throw new HttpException ("Cannot find provider for language '" + language + "'.");
-
- AssemblyBuilder abuilder = new AssemblyBuilder (provider);
- abuilder.CompilerOptions = parameters;
- abuilder.AddAssemblyReference (BuildManager.GetReferencedAssemblies () as List <Assembly>);
- abuilder.AddCodeFile (realPath);
- result = abuilder.BuildAssembly (new VirtualPath (vpath));
- if (result.NativeCompilerReturnValue != 0) {
- using (StreamReader reader = new StreamReader (realPath)) {
- throw new CompilationException (realPath, result.Errors, reader.ReadToEnd ());
- }
- }
- AddAssembly (result.CompiledAssembly, true);
- return result.CompiledAssembly;
- }
- internal abstract string DefaultBaseTypeName { get; }
- internal abstract string DefaultDirectiveName { get; }
- internal bool LinePragmasOn {
- get { return linePragmasOn; }
- }
-
- internal byte[] MD5Checksum {
- get { return md5checksum; }
- set { md5checksum = value; }
- }
- internal PageParserFilter PageParserFilter {
- get {
- if (pageParserFilter != null)
- return pageParserFilter;
- Type t = PageParserFilterType;
- if (t == null)
- return null;
-
- pageParserFilter = Activator.CreateInstance (t) as PageParserFilter;
- pageParserFilter.Initialize (this);
- return pageParserFilter;
- }
- }
-
- internal Type PageParserFilterType {
- get {
- if (pageParserFilterType == null) {
- #if NET_4_0
- pageParserFilterType = PageParser.DefaultPageParserFilterType;
- if (pageParserFilterType != null)
- return pageParserFilterType;
- #endif
- string typeName = PagesConfig.PageParserFilterType;
- if (String.IsNullOrEmpty (typeName))
- return null;
-
- pageParserFilterType = HttpApplication.LoadType (typeName, true);
- }
-
- return pageParserFilterType;
- }
- }
- #if NET_4_0
- internal virtual
- #else
- internal
- #endif
- Type DefaultBaseType {
- get {
- Type type = Type.GetType (DefaultBaseTypeName, true);
- return type;
- }
- }
-
- internal ILocation DirectiveLocation {
- get { return directiveLocation; }
- }
-
- internal string ParserDir {
- get {
- if (includeDirs == null || includeDirs.Count == 0)
- return BaseDir;
- return includeDirs.Peek () as string;
- }
- }
-
- internal string InputFile
- {
- get { return inputFile; }
- set { inputFile = value; }
- }
- internal bool IsPartial {
- get { return (!srcIsLegacy && src != null); }
- }
- internal string CodeBehindSource {
- get {
- if (srcIsLegacy)
- return null;
-
- return src;
- }
- }
-
- internal string PartialClassName {
- get { return partialClassName; }
- }
- internal string CodeFileBaseClass {
- get { return codeFileBaseClass; }
- }
- internal string MetaResourceKey {
- get { return metaResourceKey; }
- }
-
- internal Type CodeFileBaseClassType
- {
- get { return codeFileBaseClassType; }
- }
-
- internal List <UnknownAttributeDescriptor> UnknownMainAttributes
- {
- get { return unknownMainAttributes; }
- }
- internal string Text {
- get { return text; }
- set { text = value; }
- }
- internal Type BaseType {
- get {
- if (baseType == null)
- SetBaseType (DefaultBaseTypeName);
-
- return baseType;
- }
- }
-
- internal bool BaseTypeIsGlobal {
- get { return baseTypeIsGlobal; }
- set { baseTypeIsGlobal = value; }
- }
- static long autoClassCounter = 0;
- internal string EncodeIdentifier (string value)
- {
- if (value == null || value.Length == 0 || CodeGenerator.IsValidLanguageIndependentIdentifier (value))
- return value;
- StringBuilder ret = new StringBuilder ();
- char ch = value [0];
- switch (Char.GetUnicodeCategory (ch)) {
- case UnicodeCategory.LetterNumber:
- case UnicodeCategory.LowercaseLetter:
- case UnicodeCategory.TitlecaseLetter:
- case UnicodeCategory.UppercaseLetter:
- case UnicodeCategory.OtherLetter:
- case UnicodeCategory.ModifierLetter:
- case UnicodeCategory.ConnectorPunctuation:
- ret.Append (ch);
- break;
- case UnicodeCategory.DecimalDigitNumber:
- ret.Append ('_');
- ret.Append (ch);
- break;
-
- default:
- ret.Append ('_');
- break;
- }
- for (int i = 1; i < value.Length; i++) {
- ch = value [i];
- switch (Char.GetUnicodeCategory (ch)) {
- case UnicodeCategory.LetterNumber:
- case UnicodeCategory.LowercaseLetter:
- case UnicodeCategory.TitlecaseLetter:
- case UnicodeCategory.UppercaseLetter:
- case UnicodeCategory.OtherLetter:
- case UnicodeCategory.ModifierLetter:
- case UnicodeCategory.ConnectorPunctuation:
- case UnicodeCategory.DecimalDigitNumber:
- case UnicodeCategory.NonSpacingMark:
- case UnicodeCategory.SpacingCombiningMark:
- case UnicodeCategory.Format:
- ret.Append (ch);
- break;
-
- default:
- ret.Append ('_');
- break;
- }
- }
- return ret.ToString ();
- }
-
- internal string ClassName {
- get {
- if (className != null)
- return className;
- string physPath = HttpContext.Current.Request.PhysicalApplicationPath;
- string inFile;
-
- if (String.IsNullOrEmpty (inputFile)) {
- inFile = null;
- using (StreamReader sr = Reader as StreamReader) {
- if (sr != null) {
- FileStream fr = sr.BaseStream as FileStream;
- if (fr != null)
- inFile = fr.Name;
- }
- }
- } else
- inFile = inputFile;
- if (String.IsNullOrEmpty (inFile)) {
- // generate a unique class name
- long suffix;
- suffix = Interlocked.Increment (ref autoClassCounter);
- className = String.Format ("autoclass_nosource_{0:x}", suffix);
- return className;
- }
-
- if (StrUtils.StartsWith (inFile, physPath))
- className = inputFile.Substring (physPath.Length).ToLower (Helpers.InvariantCulture);
- else
- className = Path.GetFileName (inputFile);
- className = EncodeIdentifier (className);
- return className;
- }
- }
- internal List <ServerSideScript> Scripts {
- get {
- if (scripts == null)
- scripts = new List <ServerSideScript> ();
- return scripts;
- }
- }
- internal Dictionary <string, bool> Imports {
- get { return imports; }
- }
- internal List <string> Interfaces {
- get { return interfaces; }
- }
-
- internal List <string> Assemblies {
- get {
- if (appAssemblyIndex != -1) {
- string o = assemblies [appAssemblyIndex];
- assemblies.RemoveAt (appAssemblyIndex);
- assemblies.Add (o);
- appAssemblyIndex = -1;
- }
- return assemblies;
- }
- }
- internal RootBuilder RootBuilder {
- get {
- if (rootBuilder != null)
- return rootBuilder;
- AspGenerator generator = AspGenerator;
- if (generator != null)
- rootBuilder = generator.RootBuilder;
- return rootBuilder;
- }
- set { rootBuilder = value; }
- }
- internal List <string> Dependencies {
- get { return dependencies; }
- set { dependencies = value; }
- }
- internal string CompilerOptions {
- get { return compilerOptions; }
- }
- internal string Language {
- get { return language; }
- }
- internal bool ImplicitLanguage {
- get { return implicitLanguage; }
- }
-
- internal bool StrictOn {
- get { return strictOn; }
- }
- internal bool ExplicitOn {
- get { return explicitOn; }
- }
-
- internal bool Debug {
- get { return debug; }
- }
- internal bool OutputCache {
- get { return output_cache; }
- }
- internal int OutputCacheDuration {
- get { return oc_duration; }
- }
- internal OutputCacheParsedParams OutputCacheParsedParameters {
- get { return oc_parsed_params; }
- }
- internal string OutputCacheSqlDependency {
- get { return oc_sqldependency; }
- }
-
- internal string OutputCacheCacheProfile {
- get { return oc_cacheprofile; }
- }
-
- internal string OutputCacheVaryByContentEncodings {
- get { return oc_content_encodings; }
- }
- internal bool OutputCacheNoStore {
- get { return oc_nostore; }
- }
-
- internal virtual TextReader Reader {
- get { return null; }
- set { /* no-op */ }
- }
-
- internal string OutputCacheVaryByHeader {
- get { return oc_header; }
- }
- internal string OutputCacheVaryByCustom {
- get { return oc_custom; }
- }
- internal string OutputCacheVaryByControls {
- get { return oc_controls; }
- }
-
- internal bool OutputCacheShared {
- get { return oc_shared; }
- }
-
- internal OutputCacheLocation OutputCacheLocation {
- get { return oc_location; }
- }
- internal string OutputCacheVaryByParam {
- get { return oc_param; }
- }
- internal List <string> RegisteredTagNames {
- get { return registeredTagNames; }
- }
-
- internal PagesSection PagesConfig {
- get { return GetConfigSection <PagesSection> ("system.web/pages") as PagesSection; }
- }
- internal AspGenerator AspGenerator {
- get;
- set;
- }
- }
- }