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//-----------------------------------------------------------------------
// <copyright file="SelectorProviderButton.cs" company="Outercurve Foundation">
// Copyright (c) Outercurve Foundation. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
namespace DotNetOpenAuth.OpenId.RelyingParty {
using System;
using System.ComponentModel;
using System.Diagnostics.Contracts;
using System.Drawing.Design;
using System.Web.UI;
using DotNetOpenAuth.ComponentModel;
using DotNetOpenAuth.Messaging;
/// <summary>
/// A button that appears in the <see cref="OpenIdSelector"/> control that
/// provides one-click access to a popular OpenID Provider.
/// </summary>
public class SelectorProviderButton : SelectorButton {
/// <summary>
/// Initializes a new instance of the <see cref="SelectorProviderButton"/> class.
/// </summary>
public SelectorProviderButton() {
Reporting.RecordFeatureUse(this);
}
/// <summary>
/// Initializes a new instance of the <see cref="SelectorProviderButton"/> class.
/// </summary>
/// <param name="providerIdentifier">The OP Identifier.</param>
/// <param name="imageUrl">The image to display on the button.</param>
public SelectorProviderButton(Identifier providerIdentifier, string imageUrl)
: this() {
Requires.NotNull(providerIdentifier, "providerIdentifier");
Requires.NotNullOrEmpty(imageUrl, "imageUrl");
this.OPIdentifier = providerIdentifier;
this.Image = imageUrl;
}
/// <summary>
/// Gets or sets the path to the image to display on the button's surface.
/// </summary>
/// <value>The virtual path to the image.</value>
[Editor("System.Web.UI.Design.ImageUrlEditor, System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
[UrlProperty]
public string Image { get; set; }
/// <summary>
/// Gets or sets the OP Identifier represented by the button.
/// </summary>
/// <value>
/// The OP identifier, which may be provided in the easiest "user-supplied identifier" form,
/// but for security should be provided with a leading https:// if possible.
/// For example: "yahoo.com" or "https://me.yahoo.com/".
/// </value>
[TypeConverter(typeof(IdentifierConverter))]
public Identifier OPIdentifier { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this Provider doesn't handle
/// checkid_immediate messages correctly and background authentication
/// should not be attempted.
/// </summary>
public bool SkipBackgroundAuthentication { get; set; }
/// <summary>
/// Ensures that this button has been initialized to a valid state.
/// </summary>
internal override void EnsureValid() {
Contract.Ensures(!string.IsNullOrEmpty(this.Image));
Contract.Ensures(this.OPIdentifier != null);
// Every button must have an image.
ErrorUtilities.VerifyOperation(!string.IsNullOrEmpty(this.Image), OpenIdStrings.PropertyNotSet, "SelectorButton.Image");
// Every button must have exactly one purpose.
ErrorUtilities.VerifyOperation(this.OPIdentifier != null, OpenIdStrings.PropertyNotSet, "SelectorButton.OPIdentifier");
}
/// <summary>
/// Renders the leading attributes for the LI tag.
/// </summary>
/// <param name="writer">The writer.</param>
protected internal override void RenderLeadingAttributes(HtmlTextWriter writer) {
writer.AddAttribute(HtmlTextWriterAttribute.Id, this.OPIdentifier);
string style = "OPButton";
if (this.SkipBackgroundAuthentication) {
style += " NoAsyncAuth";
}
writer.AddAttribute(HtmlTextWriterAttribute.Class, style);
}
/// <summary>
/// Renders the content of the button.
/// </summary>
/// <param name="writer">The writer.</param>
/// <param name="selector">The containing selector control.</param>
protected internal override void RenderButtonContent(HtmlTextWriter writer, OpenIdSelector selector) {
writer.AddAttribute(HtmlTextWriterAttribute.Src, selector.Page.ResolveUrl(this.Image));
writer.RenderBeginTag(HtmlTextWriterTag.Img);
writer.RenderEndTag();
writer.AddAttribute(HtmlTextWriterAttribute.Src, selector.Page.ClientScript.GetWebResourceUrl(typeof(OpenIdAjaxTextBox), OpenIdAjaxTextBox.EmbeddedLoginSuccessResourceName));
writer.AddAttribute(HtmlTextWriterAttribute.Class, "loginSuccess");
writer.AddAttribute(HtmlTextWriterAttribute.Title, selector.AuthenticatedAsToolTip);
writer.RenderBeginTag(HtmlTextWriterTag.Img);
writer.RenderEndTag();
}
}
}
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