100 lines
3.1 KiB
C#
100 lines
3.1 KiB
C#
//
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// YavscAjaxHelper.cs
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//
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// Author:
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// Paul Schneider <paul@pschneider.fr>
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//
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// Copyright (c) 2015 GNU GPL
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System;
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using System.Web.Mvc;
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using System.Collections.Generic;
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using Yavsc.Model.Messaging;
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using System.Runtime.Serialization.Json;
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using System.IO;
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using System.Text;
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namespace Yavsc.Helpers
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{
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/// <summary>
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/// Yavsc ajax helper.
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/// </summary>
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public static class YavscAjaxHelper
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{
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/// <summary>
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/// Notify the specified helper, message and click_action.
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/// </summary>
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/// <param name="helper">Helper.</param>
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/// <param name="message">Message.</param>
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/// <param name="click_action">Click action.</param>
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public static void Notify(this AjaxHelper helper, object message, string click_action=null) {
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if (helper.ViewData ["Notifications"] == null)
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helper.ViewData ["Notifications"] = new List<Notification> ();
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(helper.ViewData ["Notifications"] as List<Notification>).Add (
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new Notification { body = QuoteJavascriptString((string)message),
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click_action = click_action } ) ;
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}
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/// <summary>
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/// Quotes the javascript string.
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/// </summary>
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/// <returns>The javascript string.</returns>
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/// <param name="str">String.</param>
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public static string QuoteJavascriptString(object str)
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{
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string tmpstr = (string) str;
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tmpstr = tmpstr.Replace ("\n", "\\n");
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if (tmpstr.Contains ("'"))
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if (tmpstr.Contains ("\""))
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return "'" + tmpstr.Replace ("'", "\\'") + "'";
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else
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return "\"" + tmpstr + "\"";
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return "'" + tmpstr + "'";
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}
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/// <summary>
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/// Js the son string.
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/// </summary>
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/// <returns>The son string.</returns>
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/// <param name="helper">Helper.</param>
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/// <param name="obj">Object.</param>
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public static string JSonString(this AjaxHelper helper, object obj)
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{
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string result = null;
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DataContractJsonSerializer ser = new DataContractJsonSerializer (obj.GetType());
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var e = Encoding.UTF8;
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using (MemoryStream streamQuery = new MemoryStream ()) {
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ser.WriteObject (streamQuery, obj);
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streamQuery.Seek (0, SeekOrigin.Begin);
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using (StreamReader sr = new StreamReader (streamQuery)) {
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result = sr.ReadToEnd ();
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}
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}
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return result;
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}
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/// <summary>
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/// Js the string.
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/// </summary>
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/// <returns>The string.</returns>
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/// <param name="helper">Helper.</param>
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/// <param name="text">Text.</param>
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public static string JString(this AjaxHelper helper, object text)
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{
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return QuoteJavascriptString ((string)text);
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}
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}
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}
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