Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / Script / Services / WCFServiceClientProxyGenerator.cs / 1305376 / WCFServiceClientProxyGenerator.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.Script.Services { using System; using System.Globalization; using System.ServiceModel.Channels; using System.ServiceModel.Description; using System.ServiceModel.Web; using System.Text; internal class WCFServiceClientProxyGenerator : ClientProxyGenerator { const int MaxIdentifierLength = 511; const string DataContractXsdBaseNamespace = @"http://schemas.datacontract.org/2004/07/"; const string DefaultCallbackParameterName = "callback"; private string _path; private ServiceEndpoint _serviceEndpoint; // Similar to proxy generation code in WCF System.Runtime.Serialization.CodeExporter // to generate CLR namespace from DataContract namespace private static void AddToNamespace(StringBuilder builder, string fragment) { if (fragment == null) { return; } bool isStart = true; for (int i = 0; i < fragment.Length && builder.Length < MaxIdentifierLength; i++) { char c = fragment[i]; if (IsValid(c)) { if (isStart && !IsValidStart(c)) { builder.Append("_"); } builder.Append(c); isStart = false; } else if ((c == '.' || c == '/' || c == ':') && (builder.Length == 1 || (builder.Length > 1 && builder[builder.Length - 1] != '.'))) { builder.Append('.'); isStart = true; } } } protected override string GetProxyPath() { return _path; } protected override string GetJsonpCallbackParameterName() { if (_serviceEndpoint == null) { return null; } WebMessageEncodingBindingElement webEncodingBindingElement = _serviceEndpoint.Binding.CreateBindingElements().Find(); if (webEncodingBindingElement != null && webEncodingBindingElement.CrossDomainScriptAccessEnabled) { if (this._serviceEndpoint.Contract.Behaviors.Contains(typeof(JavascriptCallbackBehaviorAttribute))) { JavascriptCallbackBehaviorAttribute behavior = (JavascriptCallbackBehaviorAttribute)this._serviceEndpoint.Contract.Behaviors[typeof(JavascriptCallbackBehaviorAttribute)]; return behavior.UrlParameterName; } return DefaultCallbackParameterName; } return null; } protected override bool GetSupportsJsonp() { return !String.IsNullOrEmpty(GetJsonpCallbackParameterName()); } internal static string GetClientProxyScript(Type contractType, string path, bool debugMode, ServiceEndpoint serviceEndpoint) { ContractDescription contract = ContractDescription.GetContract(contractType); WebServiceData webServiceData = WebServiceData.GetWebServiceData(contract); WCFServiceClientProxyGenerator proxyGenerator = new WCFServiceClientProxyGenerator(path, debugMode, serviceEndpoint); return proxyGenerator.GetClientProxyScript(webServiceData); } // Similar to proxy generation code in WCF System.Runtime.Serialization.CodeExporter // to generate CLR namespace from DataContract namespace protected override string GetClientTypeNamespace(string ns) { if (string.IsNullOrEmpty(ns)) { return String.Empty; } Uri uri = null; StringBuilder builder = new StringBuilder(); if (Uri.TryCreate(ns, UriKind.RelativeOrAbsolute, out uri)) { if (!uri.IsAbsoluteUri) { AddToNamespace(builder, uri.OriginalString); } else { string uriString = uri.AbsoluteUri; if (uriString.StartsWith(DataContractXsdBaseNamespace, StringComparison.Ordinal)) { AddToNamespace(builder, uriString.Substring(DataContractXsdBaseNamespace.Length)); } else { string host = uri.Host; if (host != null) { AddToNamespace(builder, host); } string path = uri.PathAndQuery; if (path != null) { AddToNamespace(builder, path); } } } } if (builder.Length == 0) { return String.Empty; } int length = builder.Length; if (builder[builder.Length - 1] == '.') { length--; } length = Math.Min(MaxIdentifierLength, length); return builder.ToString(0, length); } protected override string GetProxyTypeName(WebServiceData data) { return GetClientTypeNamespace(data.TypeData.TypeName); } // Similar to proxy generation code in WCF System.Runtime.Serialization.CodeExporter // to generate CLR namespace from DataContract namespace private static bool IsValid(char c) { UnicodeCategory uc = Char.GetUnicodeCategory(c); // each char must be Lu, Ll, Lt, Lm, Lo, Nd, Mn, Mc, Pc switch (uc) { case UnicodeCategory.UppercaseLetter: // Lu case UnicodeCategory.LowercaseLetter: // Ll case UnicodeCategory.TitlecaseLetter: // Lt case UnicodeCategory.ModifierLetter: // Lm case UnicodeCategory.OtherLetter: // Lo case UnicodeCategory.DecimalDigitNumber: // Nd case UnicodeCategory.NonSpacingMark: // Mn case UnicodeCategory.SpacingCombiningMark: // Mc case UnicodeCategory.ConnectorPunctuation: // Pc return true; default: return false; } } // Similar to proxy generation code in WCF System.Runtime.Serialization.CodeExporter // to generate CLR namespace from DataContract namespace private static bool IsValidStart(char c) { return (Char.GetUnicodeCategory(c) != UnicodeCategory.DecimalDigitNumber); } internal WCFServiceClientProxyGenerator(string path, bool debugMode, ServiceEndpoint serviceEndpoint) { _path = path; _debugMode = debugMode; _serviceEndpoint = serviceEndpoint; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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