DocSpace-buildtools/web/ASC.Web.Core/Files/FilesLinkUtility.cs
2020-10-19 18:53:15 +03:00

435 lines
16 KiB
C#

/*
*
* (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;
using System.Text.RegularExpressions;
using System.Threading;
using System.Web;
using ASC.Common;
using ASC.Core;
using ASC.Core.Common;
using ASC.Security.Cryptography;
using ASC.Web.Studio.Utility;
using Microsoft.Extensions.Configuration;
namespace ASC.Web.Core.Files
{
[Scope]
public class FilesLinkUtility
{
public const string FilesBaseVirtualPath = "~/products/files/";
public const string EditorPage = "doceditor";
private readonly string FilesUploaderURL;
private CommonLinkUtility CommonLinkUtility { get; set; }
private BaseCommonLinkUtility BaseCommonLinkUtility { get; }
private CoreBaseSettings CoreBaseSettings { get; set; }
private CoreSettings CoreSettings { get; set; }
private IConfiguration Configuration { get; }
private InstanceCrypto InstanceCrypto { get; }
public FilesLinkUtility(
CommonLinkUtility commonLinkUtility,
BaseCommonLinkUtility baseCommonLinkUtility,
CoreBaseSettings coreBaseSettings,
CoreSettings coreSettings,
IConfiguration configuration,
InstanceCrypto instanceCrypto)
{
CommonLinkUtility = commonLinkUtility;
BaseCommonLinkUtility = baseCommonLinkUtility;
CoreBaseSettings = coreBaseSettings;
CoreSettings = coreSettings;
Configuration = configuration;
InstanceCrypto = instanceCrypto;
FilesUploaderURL = Configuration["files:uploader:url"] ?? "~";
}
public string FilesBaseAbsolutePath
{
get { return BaseCommonLinkUtility.ToAbsolute(FilesBaseVirtualPath); }
}
public const string FileId = "fileId";
public const string FolderId = "folderid";
public const string Version = "version";
public const string FileUri = "fileuri";
public const string FileTitle = "title";
public const string Action = "action";
public const string DocShareKey = "doc";
public const string TryParam = "try";
public const string FolderUrl = "folderurl";
public const string OutType = "outputtype";
public const string AuthKey = "stream_auth";
public const string Anchor = "anchor";
public string FileHandlerPath
{
get { return FilesBaseAbsolutePath + "httphandlers/filehandler.ashx"; }
}
public string DocServiceUrl
{
get
{
var url = GetUrlSetting("public");
if (!string.IsNullOrEmpty(url) && url != "/")
{
url = url.TrimEnd('/') + "/";
}
return url;
}
set
{
SetUrlSetting("api", null);
value = (value ?? "").Trim().ToLowerInvariant();
if (!string.IsNullOrEmpty(value))
{
value = value.TrimEnd('/') + "/";
if (!new Regex(@"(^https?:\/\/)|^\/", RegexOptions.CultureInvariant).IsMatch(value))
{
value = "http://" + value;
}
}
SetUrlSetting("public", value);
}
}
public string DocServiceUrlInternal
{
get
{
var url = GetUrlSetting("internal");
if (string.IsNullOrEmpty(url))
{
url = DocServiceUrl;
}
else
{
url = url.TrimEnd('/') + "/";
}
return url;
}
set
{
SetUrlSetting("converter", null);
SetUrlSetting("storage", null);
SetUrlSetting("command", null);
SetUrlSetting("docbuilder", null);
value = (value ?? "").Trim().ToLowerInvariant();
if (!string.IsNullOrEmpty(value))
{
value = value.TrimEnd('/') + "/";
if (!new Regex(@"(^https?:\/\/)", RegexOptions.CultureInvariant).IsMatch(value))
{
value = "http://" + value;
}
}
SetUrlSetting("internal", value);
}
}
public string DocServiceApiUrl
{
get
{
var url = GetUrlSetting("api");
if (string.IsNullOrEmpty(url))
{
url = DocServiceUrl;
if (!string.IsNullOrEmpty(url))
{
url += "web-apps/apps/api/documents/api.js";
}
}
return url;
}
}
public string DocServiceConverterUrl
{
get
{
var url = GetUrlSetting("converter");
if (string.IsNullOrEmpty(url))
{
url = DocServiceUrlInternal;
if (!string.IsNullOrEmpty(url))
{
url += "ConvertService.ashx";
}
}
return url;
}
}
public string DocServiceCommandUrl
{
get
{
var url = GetUrlSetting("command");
if (string.IsNullOrEmpty(url))
{
url = DocServiceUrlInternal;
if (!string.IsNullOrEmpty(url))
{
url += "coauthoring/CommandService.ashx";
}
}
return url;
}
}
public string DocServiceDocbuilderUrl
{
get
{
var url = GetUrlSetting("docbuilder");
if (string.IsNullOrEmpty(url))
{
url = DocServiceUrlInternal;
if (!string.IsNullOrEmpty(url))
{
url += "docbuilder";
}
}
return url;
}
}
public string DocServiceHealthcheckUrl
{
get
{
var url = GetUrlSetting("healthcheck");
if (string.IsNullOrEmpty(url))
{
url = DocServiceUrlInternal;
if (!string.IsNullOrEmpty(url))
{
url += "healthcheck";
}
}
return url;
}
}
public string DocServicePortalUrl
{
get { return GetUrlSetting("portal"); }
set
{
value = (value ?? "").Trim().ToLowerInvariant();
if (!string.IsNullOrEmpty(value))
{
value = value.TrimEnd('/') + "/";
if (!new Regex(@"(^https?:\/\/)", RegexOptions.CultureInvariant).IsMatch(value))
{
value = "http://" + value;
}
}
SetUrlSetting("portal", value);
}
}
public string FileDownloadUrlString
{
get { return FileHandlerPath + "?" + Action + "=download&" + FileId + "={0}"; }
}
public string GetFileDownloadUrl(object fileId)
{
return GetFileDownloadUrl(fileId, 0, string.Empty);
}
public string GetFileDownloadUrl(object fileId, int fileVersion, string convertToExtension)
{
return string.Format(FileDownloadUrlString, HttpUtility.UrlEncode(fileId.ToString()))
+ (fileVersion > 0 ? "&" + Version + "=" + fileVersion : string.Empty)
+ (string.IsNullOrEmpty(convertToExtension) ? string.Empty : "&" + OutType + "=" + convertToExtension);
}
public string GetFileWebMediaViewUrl(object fileId)
{
return FilesBaseAbsolutePath + "#preview/" + HttpUtility.UrlEncode(fileId.ToString());
}
public string FileWebViewerUrlString
{
get { return FileWebEditorUrlString + "&" + Action + "=view"; }
}
public string GetFileWebViewerUrlForMobile(object fileId, int fileVersion)
{
var viewerUrl = CommonLinkUtility.ToAbsolute("~/../products/files/") + EditorPage + "?" + FileId + "={0}";
return string.Format(viewerUrl, HttpUtility.UrlEncode(fileId.ToString()))
+ (fileVersion > 0 ? "&" + Version + "=" + fileVersion : string.Empty);
}
public string FileWebViewerExternalUrlString
{
get { return FilesBaseAbsolutePath + EditorPage + "?" + FileUri + "={0}&" + FileTitle + "={1}&" + FolderUrl + "={2}"; }
}
public string GetFileWebViewerExternalUrl(string fileUri, string fileTitle, string refererUrl = "")
{
return string.Format(FileWebViewerExternalUrlString, HttpUtility.UrlEncode(fileUri), HttpUtility.UrlEncode(fileTitle), HttpUtility.UrlEncode(refererUrl));
}
public string FileWebEditorUrlString
{
get { return FilesBaseAbsolutePath + EditorPage + "?" + FileId + "={0}"; }
}
public string GetFileWebEditorUrl(object fileId)
{
return string.Format(FileWebEditorUrlString, HttpUtility.UrlEncode(fileId.ToString()));
}
public string GetFileWebEditorTryUrl(FileType fileType)
{
return FilesBaseAbsolutePath + EditorPage + "?" + TryParam + "=" + fileType;
}
public string FileWebEditorExternalUrlString
{
get { return FileHandlerPath + "?" + Action + "=create&" + FileUri + "={0}&" + FileTitle + "={1}"; }
}
public string GetFileWebEditorExternalUrl(string fileUri, string fileTitle)
{
return GetFileWebEditorExternalUrl(fileUri, fileTitle, false);
}
public string GetFileWebEditorExternalUrl(string fileUri, string fileTitle, bool openFolder)
{
var url = string.Format(FileWebEditorExternalUrlString, HttpUtility.UrlEncode(fileUri), HttpUtility.UrlEncode(fileTitle));
if (openFolder)
url += "&openfolder=true";
return url;
}
public string GetFileWebPreviewUrl(FileUtility fileUtility, string fileTitle, object fileId)
{
if (fileUtility.CanImageView(fileTitle) || fileUtility.CanMediaView(fileTitle))
return GetFileWebMediaViewUrl(fileId);
if (fileUtility.CanWebView(fileTitle))
{
if (fileUtility.ExtsMustConvert.Contains(FileUtility.GetFileExtension(fileTitle)))
return string.Format(FileWebViewerUrlString, HttpUtility.UrlEncode(fileId.ToString()));
return GetFileWebEditorUrl(fileId);
}
return GetFileDownloadUrl(fileId);
}
public string FileRedirectPreviewUrlString
{
get { return FileHandlerPath + "?" + Action + "=redirect"; }
}
public string GetFileRedirectPreviewUrl(object enrtyId, bool isFile)
{
return FileRedirectPreviewUrlString + "&" + (isFile ? FileId : FolderId) + "=" + HttpUtility.UrlEncode(enrtyId.ToString());
}
public string GetInitiateUploadSessionUrl(int tenantId, object folderId, object fileId, string fileName, long contentLength, bool encrypted, SecurityContext securityContext)
{
var queryString = string.Format("?initiate=true&{0}={1}&fileSize={2}&tid={3}&userid={4}&culture={5}&encrypted={6}",
FileTitle,
HttpUtility.UrlEncode(fileName),
contentLength,
tenantId,
HttpUtility.UrlEncode(InstanceCrypto.Encrypt(securityContext.CurrentAccount.ID.ToString())),
Thread.CurrentThread.CurrentUICulture.Name,
encrypted.ToString().ToLower());
if (fileId != null)
queryString = queryString + "&" + FileId + "=" + HttpUtility.UrlEncode(fileId.ToString());
if (folderId != null)
queryString = queryString + "&" + FolderId + "=" + HttpUtility.UrlEncode(folderId.ToString());
return CommonLinkUtility.GetFullAbsolutePath(GetFileUploaderHandlerVirtualPath() + queryString);
}
public string GetUploadChunkLocationUrl(string uploadId)
{
var queryString = "?uid=" + uploadId;
return CommonLinkUtility.GetFullAbsolutePath(GetFileUploaderHandlerVirtualPath() + queryString);
}
public bool IsLocalFileUploader
{
get { return !Regex.IsMatch(FilesUploaderURL, "^http(s)?://\\.*"); }
}
private string GetFileUploaderHandlerVirtualPath()
{
var virtualPath = FilesUploaderURL;
return virtualPath.EndsWith(".ashx") ? virtualPath : virtualPath.TrimEnd('/') + "/ChunkedUploader.ashx";
}
private string GetUrlSetting(string key, string appSettingsKey = null)
{
var value = string.Empty;
if (CoreBaseSettings.Standalone)
{
value = CoreSettings.GetSetting(GetSettingsKey(key));
}
if (string.IsNullOrEmpty(value))
{
value = Configuration["files:docservice:url:" + (appSettingsKey ?? key)];
}
return value;
}
private void SetUrlSetting(string key, string value)
{
if (!CoreBaseSettings.Standalone)
{
throw new NotSupportedException("Method for server edition only.");
}
value = (value ?? "").Trim();
if (string.IsNullOrEmpty(value)) value = null;
if (GetUrlSetting(key) != value)
CoreSettings.SaveSetting(GetSettingsKey(key), value);
}
private string GetSettingsKey(string key)
{
return "DocKey_" + key;
}
}
}