ProfileService.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / ApplicationServices / ProfileService.cs / 1305376 / ProfileService.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.ApplicationServices { 
    using System; 
    using System.Collections.Generic;
    using System.Collections.ObjectModel; 
    using System.Configuration;
    using System.Security.Principal;
    using System.ServiceModel;
    using System.ServiceModel.Activation; 
    using System.Web;
    using System.Web.Management; 
    using System.Web.Profile; 
    using System.Web.Resources;
 
    [ServiceContract(Namespace="http://asp.net/ApplicationServices/v200")]
    [ServiceKnownType("GetKnownTypes", typeof(KnownTypesProvider))]
    [AspNetCompatibilityRequirements(RequirementsMode = AspNetCompatibilityRequirementsMode.Required)]
    [ServiceBehavior(Namespace="http://asp.net/ApplicationServices/v200", InstanceContextMode = InstanceContextMode.Single, ConcurrencyMode = ConcurrencyMode.Multiple)] 
    public class ProfileService {
 
 
        //////////////////////////////////////////////////////////////////////
        ///  
        ///    Raised to allow developers to validate property values being set by the client
        /// 
        private static object _validatingPropertiesEventHandlerLock = new object();
        private static EventHandler _validatingProperties; 
        public static event EventHandler ValidatingProperties {
            add { 
                lock (_validatingPropertiesEventHandlerLock) { 
                    _validatingProperties += value;
                } 
            }
            remove {
                lock (_validatingPropertiesEventHandlerLock) {
                    _validatingProperties -= value; 
                }
            } 
        } 

        ///  
        ///    Raises the ValidatingPropertiesEvent if atleast one handler is assigned.
        /// 
        private void OnValidatingProperties(ValidatingPropertiesEventArgs e) {
            EventHandler handler = _validatingProperties; 
            if (null != handler) {
                handler(this, e); 
            } 
        }
 
        //hiding public constructor
        internal ProfileService() {
        }
 
        //////////////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////////////// 
        [OperationContract] 
        public Dictionary GetPropertiesForCurrentUser(IEnumerable properties, bool authenticatedUserOnly) {
 
            if (properties == null) {
                throw new ArgumentNullException("properties");
            }
 
            ApplicationServiceHelper.EnsureProfileServiceEnabled();
            if (authenticatedUserOnly) { 
                ApplicationServiceHelper.EnsureAuthenticated(HttpContext.Current); 
            }
 

            Dictionary retDict = new Dictionary();
            ProfileBase pb = null;
            try { 
                pb = GetProfileForCurrentUser(authenticatedUserOnly);
            } 
            catch (Exception e) { 
                LogException(e);
                throw; 
            }
            if (pb == null) {
                return null;
            } 

            Dictionary allowedGet = ApplicationServiceHelper.ProfileAllowedGet; 
            if (allowedGet == null || allowedGet.Count == 0) { 
                // there are no readable properties
                return retDict; 
            }
            foreach (string property in properties) {
                if (property == null) {
                    throw new ArgumentNullException("properties"); 
                }
 
                if (allowedGet.ContainsKey(property)) { 
                    try {
                        SettingsPropertyValue value = GetPropertyValue(pb, property); 
                        if (value != null) {
                            retDict.Add(property, value.PropertyValue);
                            value.IsDirty = false;
                        } 
                    }
                    catch (Exception e) { 
                        LogException(e); 
                        throw;
                    } 
                }
            }
            return retDict;
        } 

        ////////////////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////////////// 
        [OperationContract]
        public Dictionary GetAllPropertiesForCurrentUser(bool authenticatedUserOnly) { 
            ApplicationServiceHelper.EnsureProfileServiceEnabled();
            if (authenticatedUserOnly) {
                ApplicationServiceHelper.EnsureAuthenticated(HttpContext.Current);
            } 

            Dictionary retDict = new Dictionary(); 
 
            try {
                ProfileBase pb = GetProfileForCurrentUser(authenticatedUserOnly); 
                if (pb == null) {
                    return null;
                }
 
                Dictionary allowedGet = ApplicationServiceHelper.ProfileAllowedGet;
                if (allowedGet == null || allowedGet.Count == 0) { 
                    // there are no readable properties 
                    return retDict;
                } 
                foreach (KeyValuePair entry in allowedGet) {
                    string propertyName = entry.Key;
                    SettingsPropertyValue value = GetPropertyValue(pb, propertyName);
                    if (value != null) { 
                        retDict.Add(propertyName, value.PropertyValue);
                        value.IsDirty = false; 
                    } 
                }
            } 
            catch (Exception e) {
                LogException(e);
                throw;
            } 
            return retDict;
        } 
 
        //////////////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////////////// 
        //////////////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////////////////
        [OperationContract]
        public Collection SetPropertiesForCurrentUser(IDictionary values, bool authenticatedUserOnly) { 
            if (values == null) {
                throw new ArgumentNullException("values"); 
            } 

            ApplicationServiceHelper.EnsureProfileServiceEnabled(); 

            if (authenticatedUserOnly) {
                ApplicationServiceHelper.EnsureAuthenticated(HttpContext.Current);
            } 

            Collection sc = new Collection(); 
            try { 
                ValidatingPropertiesEventArgs vp = new ValidatingPropertiesEventArgs(values);
                OnValidatingProperties(vp); 

                Dictionary allowedSet = ApplicationServiceHelper.ProfileAllowedSet;
                ProfileBase pb = GetProfileForCurrentUser(authenticatedUserOnly);
                foreach (KeyValuePair kvp in values) { 
                    string propertyName = kvp.Key;
 
                    if (pb == null) { 
                        sc.Add(propertyName);
                        continue; 
                    }
                    if (vp.FailedProperties.Contains(propertyName)) {
                        sc.Add(propertyName);
                        continue; 
                    }
                    if (allowedSet == null) { 
                        sc.Add(propertyName); 
                        continue;
                    } 
                    if (!allowedSet.ContainsKey(propertyName)) {
                        sc.Add(propertyName);
                        continue;
                    } 

                    SettingsProperty settingProperty = ProfileBase.Properties[propertyName]; 
                    if (settingProperty == null) { 
                        // property not found
                        sc.Add(propertyName); 
                        continue;
                    }
                    if (settingProperty.IsReadOnly || (pb.IsAnonymous && !(bool)settingProperty.Attributes["AllowAnonymous"])) {
                        // property is readonly, or the profile is anonymous and the property isn't enabled for anonymous access 
                        sc.Add(propertyName);
                        continue; 
                    } 

                    SettingsPropertyValue value = GetPropertyValue(pb, kvp.Key); 
                    if (value == null) { // property not found
                        sc.Add(propertyName);
                        continue;
                    } 
                    else {
                        try { 
                            pb[propertyName] = kvp.Value; 
                        }
                        catch (System.Configuration.Provider.ProviderException) { 
                            // provider specific error
                            sc.Add(propertyName);
                        }
                        catch (System.Configuration.SettingsPropertyNotFoundException) { 
                            sc.Add(propertyName);
                        } 
                        catch (System.Configuration.SettingsPropertyWrongTypeException) { 
                            sc.Add(propertyName);
                        } 
                    }
                }
                pb.Save();
            } 
            catch (Exception e) {
                LogException(e); 
                throw; 
            }
            return sc; 
        }
        //////////////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////////////// 
        //////////////////////////////////////////////////////////////////////
        [OperationContract] 
        public ProfilePropertyMetadata[] GetPropertiesMetadata() { 
            ApplicationServiceHelper.EnsureProfileServiceEnabled();
 
            try {
                // todo: convert to array is temporary -- this method should just return Collection<> like the other profileservice does.

                Collection metadatas = ApplicationServiceHelper.GetProfilePropertiesMetadata(); 
                ProfilePropertyMetadata[] metadatasArray = new ProfilePropertyMetadata[metadatas.Count];
                metadatas.CopyTo(metadatasArray, 0); 
 
                return metadatasArray;
            } 
            catch (Exception e) {
                LogException(e);
                throw;
            } 
        }
 
        ////////////////////////////////////////////////////////////////////// 
        //////////////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////////////// 
        //////////////////////////////////////////////////////////////////////
        private static SettingsPropertyValue GetPropertyValue(ProfileBase pb, string name) {
            SettingsProperty prop = ProfileBase.Properties[name];
            if (prop == null) { 
                return null;
            } 
 
            SettingsPropertyValue p = pb.PropertyValues[name];
            if (p == null) { 
                // not fetched from provider
                pb.GetPropertyValue(name); // to force a fetch from the provider
                p = pb.PropertyValues[name];
                if (p == null) { 
                    return null;
                } 
            } 
            return p;
        } 

        //////////////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////////////////
        private static ProfileBase GetProfileForCurrentUser(bool authenticatedUserOnly) { 
            HttpContext context = HttpContext.Current;
            IPrincipal user = ApplicationServiceHelper.GetCurrentUser(context); 
            string name = null; 
            bool isAuthenticated = false;
 
            if (user == null || user.Identity == null || string.IsNullOrEmpty(user.Identity.Name)) { // anonymous user?
                isAuthenticated = false;

                if (!authenticatedUserOnly && context != null && !string.IsNullOrEmpty(context.Request.AnonymousID)) { // Use Anonymous ID? 
                    name = context.Request.AnonymousID;
                } 
 
            }
            else { 
                name = user.Identity.Name;
                isAuthenticated = user.Identity.IsAuthenticated;
            }
 
            if (!isAuthenticated && (authenticatedUserOnly || string.IsNullOrEmpty(name))) {
                if (context != null) 
                    throw new HttpException(AtlasWeb.UserIsNotAuthenticated); 
                else
                    throw new Exception(AtlasWeb.UserIsNotAuthenticated); 
            }

            return ProfileBase.Create(name, isAuthenticated);
        } 

        private void LogException(Exception e) { 
            WebServiceErrorEvent errorevent = new WebServiceErrorEvent(AtlasWeb.UnhandledExceptionEventLogMessage, this, e); 
            errorevent.Raise();
        } 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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ProfileService.cs source code in C# .NET

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