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Integrate Reporting Services with Silverlight and RIA Services

, 28 Jul 2010
Integrate Reporting Services with your Silverlight Line-of-Business applications.
ReportingServicesDemo.zip
ReportingServicesDemo
ReportingServicesDemo
Assets
Resources
Bin
Controls
Generated_Code
Models
Shared
Helpers
Libs
System.Windows.Controls.Data.DataForm.Toolkit.dll
Models
Properties
DataSources
ReportingServicesDemo.Web.ADWLTDomainContext.datasource
ReportingServicesDemo.Web.UserRegistrationContext.datasource
ReportingServicesDemo.csproj.user
Views
Login
Web
Resources
ReportingServicesDemo.Web
ADWLTModel.edmx
App_Data
bin
ClientBin
ReportingServicesDemo.xap
DemoReport.rdlc
Models
Shared
Properties
ReportingServicesDemo.Web.csproj.user
Resources
Services
namespace ReportingServicesDemo.LoginUI
{
    using System;
    using System.ComponentModel.DataAnnotations;
    using System.ServiceModel.DomainServices.Client;
    using System.ServiceModel.DomainServices.Client.ApplicationServices;
    using ReportingServicesDemo.Web.Resources;

    /// <summary>
    /// This internal entity is used to ease the binding between the UI controls
    /// (DataForm and the label displaying a validation error) and the log on
    /// credentials entered by the user.
    /// </summary>
    public class LoginInfo : Entity
    {
        private string userName;
        private bool rememberMe;
        private LoginOperation currentLoginOperation;

        /// <summary>
        /// Gets and sets the user name.
        /// </summary>
        [Display(Name = "UserNameLabel", ResourceType = typeof(RegistrationDataResources))]
        [Required]
        public string UserName
        {
            get
            {
                return this.userName;
            }

            set
            {
                if (this.userName != value)
                {
                    this.ValidateProperty("UserName", value);
                    this.userName = value;
                    this.RaisePropertyChanged("UserName");
                }
            }
        }

        /// <summary>
        /// Gets or sets a function that returns the password.
        /// </summary>
        internal Func<string> PasswordAccessor { get; set; }

        /// <summary>
        /// Gets and sets the password.
        /// </summary>
        [Display(Name = "PasswordLabel", ResourceType = typeof(RegistrationDataResources))]
        [Required]
        public string Password
        {
            get
            {
                return (this.PasswordAccessor == null) ? string.Empty : this.PasswordAccessor();
            }
            set
            {
                this.ValidateProperty("Password", value);

                // Do not store the password in a private field as it should
                // not be stored in memory in plain-text.  Instead, the supplied
                // PasswordAccessor serves as the backing store for the value.

                this.RaisePropertyChanged("Password");
            }
        }

        /// <summary>
        /// Gets and sets the value indicating whether the user's authentication information
        /// should be recorded for future logins.
        /// </summary>
        [Display(Name = "RememberMeLabel", ResourceType = typeof(ApplicationStrings))]
        public bool RememberMe
        {
            get
            {
                return this.rememberMe;
            }

            set
            {
                if (this.rememberMe != value)
                {
                    this.ValidateProperty("RememberMe", value);
                    this.rememberMe = value;
                    this.RaisePropertyChanged("RememberMe");
                }
            }
        }

        /// <summary>
        /// Gets or sets the current login operation.
        /// </summary>
        internal LoginOperation CurrentLoginOperation
        {
            get
            {
                return this.currentLoginOperation;
            }
            set
            {
                if (this.currentLoginOperation != value)
                {
                    if (this.currentLoginOperation != null)
                    {
                        this.currentLoginOperation.Completed -= (s, e) => this.CurrentLoginOperationChanged();
                    }

                    this.currentLoginOperation = value;

                    if (this.currentLoginOperation != null)
                    {
                        this.currentLoginOperation.Completed += (s, e) => this.CurrentLoginOperationChanged();
                    }

                    this.CurrentLoginOperationChanged();
                }
            }
        }

        /// <summary>
        /// Gets a value indicating whether the user is presently being logged in.
        /// </summary>
        [Display(AutoGenerateField = false)]
        public bool IsLoggingIn
        {
            get
            {
                return this.CurrentLoginOperation != null && !this.CurrentLoginOperation.IsComplete;
            }
        }

        /// <summary>
        /// Gets a value indicating whether the user can presently log in.
        /// </summary>
        [Display(AutoGenerateField = false)]
        public bool CanLogIn
        {
            get
            {
                return !this.IsLoggingIn;
            }
        }

        /// <summary>
        /// Raises operation-related property change notifications
        /// when the current login operation changes.
        /// </summary>
        private void CurrentLoginOperationChanged()
        {
            this.RaisePropertyChanged("IsLoggingIn");
            this.RaisePropertyChanged("CanLogIn");
        }

        /// <summary>
        /// Creates a new <see cref="LoginParameters"/>
        /// instance using the data stored in this entity.
        /// </summary>
        public LoginParameters ToLoginParameters()
        {
            return new LoginParameters(this.UserName, this.Password, this.RememberMe, null);
        }
    }
}

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Ernesto Herrera
Web Developer Sigo S.A.
Venezuela Venezuela
Ernesto Herrera is a Senior Developer, Architect with more than 12 years experience, actually working with Silverlight Line-of-Bussiness Applications, he holds a MCTS Web Application 2.0 Certification, and have a wide experience with sql server since the 6.5 version, on his free time he likes to play tennis with his wife,kids and friends, also enjoy playing Wii with his sons, he works at Sigo S.A., a retail business located at Margarita Island, Venezuela.
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Web03 | 2.8.140916.1 | Last Updated 28 Jul 2010
Article Copyright 2010 by Ernesto Herrera
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