/// <summary> /// Renders the recaptcha HTML in an MVC view. It is an extension method to the <see cref="System.Web.Mvc.HtmlHelper"/> class. /// </summary> /// <param name="htmlHelper">The <see cref="System.Web.Mvc.HtmlHelper"/> object to which the extension is added.</param> /// <param name="publicKey">Sets the public key of recaptcha.</param> /// <param name="theme">Sets the theme of recaptcha.</param> /// <param name="language">Sets the language of recaptcha. If no language is specified, the language of the current UI culture will be used.</param> /// <param name="tabIndex">Sets the tab index of recaptcha.</param> /// <param name="dataType">Sets the data type of recaptcha.</param> /// <param name="dataSize">Sets the size of recaptcha.</param> /// <param name="useSsl">Sets the value to the UseSsl property.</param> /// <param name="apiVersion">Determines the version of the reCAPTCHA API.</param> /// <returns>Returns an instance of the IHtmlString type.</returns> public static IHtmlString Recaptcha( this HtmlHelper htmlHelper, string publicKey = "{recaptchaPublicKey}", RecaptchaTheme theme = RecaptchaTheme.Red, string language = null, int tabIndex = 0, RecaptchaDataType? dataType = null, RecaptchaDataSize? dataSize = null, SslBehavior useSsl = SslBehavior.SameAsRequestUrl, string apiVersion = "{recaptchaApiVersion}") { IRecaptchaHtmlHelper rHtmlHelper = null; string version = RecaptchaKeyHelper.ParseKey(apiVersion); if (version != "2") { rHtmlHelper = new RecaptchaHtmlHelper(publicKey, theme, language, tabIndex, useSsl); } else { rHtmlHelper = new Recaptcha2HtmlHelper(publicKey, theme, language, tabIndex, dataType, dataSize, useSsl); } var writer = new HtmlTextWriter(new StringWriter()); writer.Write(rHtmlHelper.ToString()); return htmlHelper.Raw(writer.InnerWriter.ToString()); }
/// <summary> /// Creates an instance of the <see cref="Recaptcha2HtmlHelper"/> class. /// </summary> /// <param name="publicKey">Sets the public key of the recaptcha HTML.</param> /// <param name="theme">Sets the theme of the recaptcha HTML.</param> /// <param name="language">Sets the language of the recaptcha HTML.</param> /// <param name="tabIndex">Sets the tab index of the recaptcha HTML.</param> /// <param name="dataType">Sets the type of the recaptcha HTML.</param> /// <param name="dataSize">Sets the size for the recpatcha HTML.</param> /// <param name="useSsl">Determines whether to use SSL in reCAPTCHA API URLs.</param> public Recaptcha2HtmlHelper(string publicKey, RecaptchaTheme theme, string language, int tabIndex, RecaptchaDataType? dataType, RecaptchaDataSize? dataSize, SslBehavior useSsl) : base(publicKey, theme, language, tabIndex, useSsl) { DataType = dataType; DataSize = dataSize; }