DocSpace-buildtools/products/ASC.Files/Server/Helpers/FilesMessageService.cs

/*
 *
 * (c) Copyright Ascensio System Limited 2010-2018
 *
 * This program is freeware. You can redistribute it and/or modify it under the terms of the GNU 
 * General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html). 
 * In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that 
 * Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
 *
 * THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
 * FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
 *
 * You can contact Ascensio System SIA by email at sales@onlyoffice.com
 *
 * The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display 
 * Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
 *
 * Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains 
 * relevant author attributions when distributing the software. If the display of the logo in its graphic 
 * form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE" 
 * in every copy of the program you distribute. 
 * Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
 *
*/


using System.Collections.Generic;

using ASC.Common;
using ASC.Common.Logging;
using ASC.Files.Core;
using ASC.MessagingSystem;

using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Options;

namespace ASC.Web.Files.Helpers
{
    public class FilesMessageService
    {
        private readonly ILog log;

        public MessageTarget MessageTarget { get; }
        public MessageService MessageService { get; }
        public IHttpContextAccessor HttpContextAccessor { get; }

        public FilesMessageService(
            IOptionsMonitor<ILog> options,
            MessageTarget messageTarget,
            MessageService messageService)
        {
            log = options.Get("ASC.Messaging");
            MessageTarget = messageTarget;
            MessageService = messageService;
        }

        public FilesMessageService(
            IOptionsMonitor<ILog> options,
            MessageTarget messageTarget,
            MessageService messageService,
            IHttpContextAccessor httpContextAccessor)
            : this(options, messageTarget, messageService)
        {
            HttpContextAccessor = httpContextAccessor;
        }

        public void Send(Dictionary<string, string> headers, MessageAction action)
        {
            SendHeadersMessage(headers, action, null);
        }

        public void Send<T>(FileEntry<T> entry, Dictionary<string, string> headers, MessageAction action, params string[] description)
        {
            // do not log actions in users folder
            if (entry == null || entry.RootFolderType == FolderType.USER) return;

            SendHeadersMessage(headers, action, MessageTarget.Create(entry.ID), description);
        }

        public void Send<T1, T2>(FileEntry<T1> entry1, FileEntry<T2> entry2, Dictionary<string, string> headers, MessageAction action, params string[] description)
        {
            // do not log actions in users folder
            if (entry1 == null || entry2 == null || entry1.RootFolderType == FolderType.USER || entry2.RootFolderType == FolderType.USER) return;

            SendHeadersMessage(headers, action, MessageTarget.Create(new[] { entry1.ID.ToString(), entry2.ID.ToString() }), description);
        }

        private void SendHeadersMessage(Dictionary<string, string> headers, MessageAction action, MessageTarget target, params string[] description)
        {
            if (headers == null)
            {
                log.Debug(string.Format("Empty Request Headers for \"{0}\" type of event", action));
                return;
            }

            MessageService.Send(headers, action, target, description);
        }


        public void Send<T>(FileEntry<T> entry, MessageAction action, params string[] description)
        {
            // do not log actions in users folder
            if (entry == null || entry.RootFolderType == FolderType.USER) return;

            if (HttpContextAccessor == null)
            {
                log.Debug(string.Format("Empty Http Request for \"{0}\" type of event", action));
                return;
            }

            MessageService.Send(action, MessageTarget.Create(entry.ID), description);
        }


        public void Send<T>(FileEntry<T> entry, MessageInitiator initiator, MessageAction action, params string[] description)
        {
            if (entry == null || entry.RootFolderType == FolderType.USER) return;

            MessageService.Send(initiator, action, MessageTarget.Create(entry.ID), description);
        }
    }

    public static class FilesMessageServiceExtension
    {
        public static DIHelper AddFilesMessageService(this DIHelper services)
        {
            services.TryAddScoped<FilesMessageService>();
            return services
                .AddMessageTargetService()
                .AddMessageServiceService();
        }
    }
}