Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / UI / ScriptResourceAttribute.cs / 1305376 / ScriptResourceAttribute.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics.CodeAnalysis; using System.Globalization; using System.IO; using System.Reflection; using System.Resources; using System.Security; using System.Security.Permissions; using System.Text; using System.Text.RegularExpressions; using System.Threading; using System.Web; using System.Web.Handlers; using System.Web.Resources; using System.Web.Script.Serialization; using System.Web.Util; [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = true)] public sealed class ScriptResourceAttribute : Attribute { private string _scriptName; private string _stringResourceName; private string _stringResourceClientTypeName; private static readonly Regex _webResourceRegEx = new Regex( @"<%\s*=\s*(?WebResource|ScriptResource)\(""(? [^""]*)""\)\s*%>", RegexOptions.Singleline | RegexOptions.Multiline); public ScriptResourceAttribute(string scriptName) : this(scriptName, null, null) { } [SuppressMessage("Microsoft.Naming","CA1720:IdentifiersShouldNotContainTypeNames", MessageId="string", Justification="Refers to 'string resource', not string the type.")] public ScriptResourceAttribute(string scriptName, string stringResourceName, string stringResourceClientTypeName) { if (String.IsNullOrEmpty(scriptName)) { throw new ArgumentException(AtlasWeb.Common_NullOrEmpty, "scriptName"); } _scriptName = scriptName; _stringResourceName = stringResourceName; _stringResourceClientTypeName = stringResourceClientTypeName; } public string ScriptName { get { return _scriptName; } } [Obsolete("This property is obsolete. Use StringResourceName instead.")] public string ScriptResourceName { get { return StringResourceName; } } public string StringResourceClientTypeName { get { return _stringResourceClientTypeName; } } public string StringResourceName { get { return _stringResourceName; } } [Obsolete("This property is obsolete. Use StringResourceClientTypeName instead.")] public string TypeName { get { return StringResourceClientTypeName; } } private static void AddResources(Dictionary resources, ResourceManager resourceManager, ResourceSet neutralSet) { foreach (DictionaryEntry res in neutralSet) { string key = (string)res.Key; string value = resourceManager.GetObject(key) as string; if (value != null) { resources[key] = value; } } } private static Dictionary CombineResources( ResourceManager resourceManager, ResourceSet neutralSet, ResourceManager releaseResourceManager, ResourceSet releaseNeutralSet) { Dictionary resources = new Dictionary (StringComparer.Ordinal); // add release resources first AddResources(resources, releaseResourceManager, releaseNeutralSet); // then debug, overwriting any existing release resources AddResources(resources, resourceManager, neutralSet); return resources; } private static void CopyScriptToStringBuilderWithSubstitution( string content, Assembly assembly, bool zip, StringBuilder output) { // Looking for something of the form: WebResource("resourcename") MatchCollection matches = _webResourceRegEx.Matches(content); int startIndex = 0; foreach (Match match in matches) { output.Append(content.Substring(startIndex, match.Index - startIndex)); Group group = match.Groups["resourceName"]; string embeddedResourceName = group.Value; bool isScriptResource = String.Equals( match.Groups["resourceType"].Value, "ScriptResource", StringComparison.Ordinal); try { if (isScriptResource) { output.Append(ScriptResourceHandler.GetScriptResourceUrl( assembly, embeddedResourceName, CultureInfo.CurrentUICulture, zip)); } else { output.Append(AssemblyResourceLoader.GetWebResourceUrlInternal( assembly, embeddedResourceName, false, true, null)); } } catch (HttpException e) { throw new HttpException(String.Format(CultureInfo.CurrentCulture, AtlasWeb.ScriptResourceHandler_UnknownResource, embeddedResourceName), e); } startIndex = match.Index + match.Length; } output.Append(content.Substring(startIndex, content.Length - startIndex)); } internal static ResourceManager GetResourceManager(string resourceName, Assembly assembly) { if (String.IsNullOrEmpty(resourceName)) { return null; } return new ResourceManager(GetResourceName(resourceName), assembly); } private static string GetResourceName(string rawResourceName) { if (rawResourceName.EndsWith(".resources", StringComparison.OrdinalIgnoreCase)) { return rawResourceName.Substring(0, rawResourceName.Length - 10); } return rawResourceName; } internal static string GetScriptFromWebResourceInternal( Assembly assembly, string resourceName, CultureInfo culture, bool zip, out string contentType) { ScriptResourceInfo resourceInfo = ScriptResourceInfo.GetInstance(assembly, resourceName); ScriptResourceInfo releaseResourceInfo = null; if (resourceName.EndsWith(".debug.js", StringComparison.OrdinalIgnoreCase)) { // This is a debug script, we'll need to merge the debug resource // with the release one. string releaseResourceName = resourceName.Substring(0, resourceName.Length - 9) + ".js"; releaseResourceInfo = ScriptResourceInfo.GetInstance(assembly, releaseResourceName); } if ((resourceInfo == ScriptResourceInfo.Empty) && ((releaseResourceInfo == null) || (releaseResourceInfo == ScriptResourceInfo.Empty))) { throw new HttpException(AtlasWeb.ScriptResourceHandler_InvalidRequest); } ResourceManager resourceManager = null; ResourceSet neutralSet = null; ResourceManager releaseResourceManager = null; ResourceSet releaseNeutralSet = null; CultureInfo previousCulture = Thread.CurrentThread.CurrentUICulture; try { Thread.CurrentThread.CurrentUICulture = culture; if (!String.IsNullOrEmpty(resourceInfo.ScriptResourceName)) { resourceManager = GetResourceManager(resourceInfo.ScriptResourceName, assembly); // The following may throw MissingManifestResourceException neutralSet = resourceManager.GetResourceSet(CultureInfo.InvariantCulture, true, true); } if ((releaseResourceInfo != null) && !String.IsNullOrEmpty(releaseResourceInfo.ScriptResourceName)) { releaseResourceManager = GetResourceManager(releaseResourceInfo.ScriptResourceName, assembly); releaseNeutralSet = releaseResourceManager.GetResourceSet(CultureInfo.InvariantCulture, true, true); } if ((releaseResourceInfo != null) && !String.IsNullOrEmpty(releaseResourceInfo.ScriptResourceName) && !String.IsNullOrEmpty(resourceInfo.ScriptResourceName) && (releaseResourceInfo.TypeName != resourceInfo.TypeName)) { throw new HttpException(String.Format( CultureInfo.CurrentCulture, AtlasWeb.ScriptResourceHandler_TypeNameMismatch, releaseResourceInfo.ScriptResourceName)); } StringBuilder builder = new StringBuilder(); WriteScript(assembly, resourceInfo, releaseResourceInfo, resourceManager, neutralSet, releaseResourceManager, releaseNeutralSet, zip, builder); contentType = resourceInfo.ContentType; return builder.ToString(); } finally { Thread.CurrentThread.CurrentUICulture = previousCulture; if (releaseNeutralSet != null) { releaseNeutralSet.Dispose(); } if (neutralSet != null) { neutralSet.Dispose(); } } } private static void RegisterNamespace(StringBuilder builder, string typeName, bool isDebug) { int lastDot = typeName.LastIndexOf('.'); if (lastDot != -1) { builder.Append("Type.registerNamespace('"); builder.Append(typeName.Substring(0, lastDot)); builder.Append("');"); if (isDebug) builder.AppendLine(); } } private static void WriteResource(StringBuilder builder, Dictionary resources, bool isDebug) { bool first = true; foreach (KeyValuePair res in resources) { if (first) { first = false; } else { builder.Append(','); } if (isDebug) { builder.AppendLine(); } builder.Append('"'); builder.Append(HttpUtility.JavaScriptStringEncode(res.Key)); builder.Append("\":\""); builder.Append(HttpUtility.JavaScriptStringEncode(res.Value)); builder.Append('"'); } } private static void WriteResource( StringBuilder builder, ResourceManager resourceManager, ResourceSet neutralSet, bool isDebug) { bool first = true; foreach (DictionaryEntry res in neutralSet) { string key = (string)res.Key; string value = resourceManager.GetObject(key) as string; if (value != null) { if (first) { first = false; } else { builder.Append(','); } if (isDebug) builder.AppendLine(); builder.Append('"'); builder.Append(HttpUtility.JavaScriptStringEncode(key)); builder.Append("\":\""); builder.Append(HttpUtility.JavaScriptStringEncode(value)); builder.Append('"'); } } } private static void WriteResourceToStringBuilder( ScriptResourceInfo resourceInfo, ScriptResourceInfo releaseResourceInfo, ResourceManager resourceManager, ResourceSet neutralSet, ResourceManager releaseResourceManager, ResourceSet releaseNeutralSet, StringBuilder builder) { if ((resourceManager != null) || (releaseResourceManager != null)) { string typeName = resourceInfo.TypeName; if (String.IsNullOrEmpty(typeName)) { typeName = releaseResourceInfo.TypeName; } WriteResources(builder, typeName, resourceManager, neutralSet, releaseResourceManager, releaseNeutralSet, resourceInfo.IsDebug); } } private static void WriteResources(StringBuilder builder, string typeName, ResourceManager resourceManager, ResourceSet neutralSet, ResourceManager releaseResourceManager, ResourceSet releaseNeutralSet, bool isDebug) { // DevDiv Bugs 131109: Resources and notification should go on a new line even in release mode // because main script may not end in a semi-colon or may end in a javascript comment. builder.AppendLine(); RegisterNamespace(builder, typeName, isDebug); builder.Append(typeName); builder.Append("={"); if ((resourceManager != null) && (releaseResourceManager != null)) { WriteResource(builder, CombineResources(resourceManager, neutralSet, releaseResourceManager, releaseNeutralSet), isDebug); } else { if (resourceManager != null) { WriteResource(builder, resourceManager, neutralSet, isDebug); } else if (releaseResourceManager != null) { WriteResource(builder, releaseResourceManager, releaseNeutralSet, isDebug); } } if (isDebug) { builder.AppendLine(); builder.AppendLine("};"); } else{ builder.Append("};"); } } [SuppressMessage("Microsoft.Security", "CA2106:SecureAsserts", Justification="Violation is no longer relevant due to 4.0 CAS model")] [FileIOPermission(SecurityAction.Assert, Unrestricted = true)] [SecuritySafeCritical] private static void WriteScript(Assembly assembly, ScriptResourceInfo resourceInfo, ScriptResourceInfo releaseResourceInfo, ResourceManager resourceManager, ResourceSet neutralSet, ResourceManager releaseResourceManager, ResourceSet releaseNeutralSet, bool zip, StringBuilder output) { using (StreamReader reader = new StreamReader( assembly.GetManifestResourceStream(resourceInfo.ScriptName), true)) { if (resourceInfo.IsDebug) { // Output version information AssemblyName assemblyName = assembly.GetName(); output.AppendLine("// Name: " + resourceInfo.ScriptName); output.AppendLine("// Assembly: " + assemblyName.Name); output.AppendLine("// Version: " + assemblyName.Version.ToString()); output.AppendLine("// FileVersion: " + AssemblyUtil.GetAssemblyFileVersion(assembly)); } if (resourceInfo.PerformSubstitution) { CopyScriptToStringBuilderWithSubstitution( reader.ReadToEnd(), assembly, zip, output); } else { output.Append(reader.ReadToEnd()); } WriteResourceToStringBuilder(resourceInfo, releaseResourceInfo, resourceManager, neutralSet, releaseResourceManager, releaseNeutralSet, output); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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