public string getMultimediaFile(int id, string gxdbFileUri)
{
if (!GXDbFile.IsFileExternal(gxdbFileUri))
{
string fileName = GXDbFile.GetFileNameFromUri(gxdbFileUri);
if (!String.IsNullOrEmpty(fileName))
{
string filePath = Path.Combine(_gxDbCommand.Conn.MultimediaPath, fileName);
try
{
GxFile file = new GxFile(string.Empty, filePath, GxFileType.PublicAttribute);
if (file.Exists())
{
return(file.GetURI());
}
else
{
return(getBLOBFile(id, FileUtil.GetFileType(gxdbFileUri), FileUtil.GetFileName(gxdbFileUri), filePath, false, GxFileType.PublicAttribute));
}
}
catch (ArgumentException)
{
return("");
}
}
}
return("");
}
internal void WcfExecute(Stream istream, string contentType)
{
string savedFileName, ext, fName;
ext = context.ExtensionForContentType(contentType);
savedFileName = FileUtil.getTempFileName(Preferences.getTMP_MEDIA_PATH(), "BLOB", string.IsNullOrEmpty(ext) ? "tmp" : ext);
GxFile file = new GxFile(Preferences.getTMP_MEDIA_PATH(), savedFileName);
file.Create(istream);
JObject obj = new JObject();
fName = file.GetURI();
string fileGuid = GxUploadHelper.GetUploadFileGuid();
string fileToken = GxUploadHelper.GetUploadFileId(fileGuid);
obj.Put("object_id", fileToken);
localHttpContext.Response.AddHeader("GeneXus-Object-Id", fileGuid);
localHttpContext.Response.ContentType = MediaTypesNames.ApplicationJson;
HttpHelper.SetResponseStatus(localHttpContext, ((int)HttpStatusCode.Created).ToString(), string.Empty);
localHttpContext.Response.Write(obj.ToString());
GxUploadHelper.CacheUploadFile(fileGuid, savedFileName, fName, ext, file, localHttpContext);
}
private string getBLOBFile(int id, string extension, string name, string fileName, bool temporary, GxFileType fileType = GxFileType.PrivateAttribute)
{
GxFile file = null;
Stream fs = null;
BinaryWriter bw = null;
int bufferSize = 4096;
byte[] outbyte = new byte[bufferSize];
long retval;
long startIndex = 0;
bool streamClosed = false;
try
{
startIndex = 0;
retval = _gxDbCommand.Db.GetBytes(_gxDbCommand, _DR, id - 1, startIndex, outbyte, 0, bufferSize);
if (retval == 0)
{
return("");
}
using (fs = new MemoryStream())
{
using (bw = new BinaryWriter(fs))
{
while (retval == bufferSize)
{
bw.Write(outbyte);
bw.Flush();
startIndex += bufferSize;
retval = _gxDbCommand.Db.GetBytes(_gxDbCommand, _DR, id - 1, startIndex, outbyte, 0, bufferSize);
}
bw.Write(outbyte, 0, (int)retval);
bw.Flush();
fs.Seek(0, SeekOrigin.Begin);
file = new GxFile(_gxDbCommand.Conn.BlobPath, fileName, fileType);
file.Create(fs);
}
}
streamClosed = true;
GXLogging.Debug(log, "GetBlobFile fileName:" + fileName + ", retval bytes:" + retval);
if (temporary)
{
GXFileWatcher.Instance.AddTemporaryFile(file);
}
fileName = file.GetURI();
}
catch (IOException e)
{
if (!file.Exists())
{
GXLogging.Error(log, "Return getBLOBFile Error Can't read BLOB field into " + fileName, e);
throw (new GxADODataException(e));
}
else
{
GXLogging.Warn(log, "Return getBLOBFile Error Can't write BLOB field into " + fileName, e);
}
}
finally
{
if (!streamClosed)
{
try
{
if (bw != null)
{
bw.Close();
}
if (fs != null)
{
fs.Close();
}
}
catch (Exception ex)
{
GXLogging.Error(log, "getBLOBFile Close Stream Error", ex);
}
}
}
return(fileName);
}
public override void webExecute()
{
try
{
if (context.isMultipartRequest())
{
localHttpContext.Response.ContentType = MediaTypesNames.TextPlain;
var r = new List <UploadFile>();
var fileCount = localHttpContext.Request.GetFileCount();
for (var i = 0; i < fileCount; i++)
{
var hpf = localHttpContext.Request.GetFile(i);
string fileName = string.Empty;
string[] files = hpf.FileName.Split(new char[] { '\\' });
if (files.Length > 0)
{
fileName = files[files.Length - 1];
}
else
{
fileName = hpf.FileName;
}
string ext = FileUtil.GetFileType(fileName);
string savedFileName = FileUtil.getTempFileName(Preferences.getTMP_MEDIA_PATH(), FileUtil.GetFileName(fileName), string.IsNullOrEmpty(ext) ? "tmp" : ext);
GxFile gxFile = new GxFile(Preferences.getTMP_MEDIA_PATH(), savedFileName);
gxFile.Create(hpf.InputStream);
GXFileWatcher.Instance.AddTemporaryFile(gxFile);
r.Add(new UploadFile()
{
name = fileName,
size = gxFile.GetLength(),
url = gxFile.GetPath(),
type = context.GetContentType(ext),
extension = ext,
thumbnailUrl = gxFile.GetPath(),
path = savedFileName
});
}
UploadFilesResult result = new UploadFilesResult()
{
files = r
};
var jsonObj = JSONHelper.Serialize(result);
localHttpContext.Response.Write(jsonObj);
}
else
{
Stream istream = localHttpContext.Request.GetInputStream();
String contentType = localHttpContext.Request.ContentType;
String ext = context.ExtensionForContentType(contentType);
string fileName = FileUtil.getTempFileName(Preferences.getTMP_MEDIA_PATH(), "BLOB", string.IsNullOrEmpty(ext) ? "tmp" : ext);
GxFile file = new GxFile(Preferences.getTMP_MEDIA_PATH(), fileName);
file.Create(istream);
Jayrock.Json.JObject obj = new Jayrock.Json.JObject();
fileName = file.GetURI();
String fileGuid = Guid.NewGuid().ToString("N");
String fileToken = GxRestPrefix.UPLOAD_PREFIX + fileGuid;
CacheAPI.FilesCache.Set(fileGuid, fileName, GxRestPrefix.UPLOAD_TIMEOUT);
obj.Put("object_id", fileToken);
localHttpContext.Response.AddHeader("GeneXus-Object-Id", fileToken);
localHttpContext.Response.ContentType = MediaTypesNames.ApplicationJson;
localHttpContext.Response.StatusCode = 201;
localHttpContext.Response.Write(obj.ToString());
}
}
catch (Exception e)
{
SendResponseStatus(500, e.Message);
HttpHelper.SetResponseStatusAndJsonError(localHttpContext, HttpStatusCode.InternalServerError.ToString(), e.Message);
}
finally
{
try
{
context.CloseConnections();
}
catch
{
}
}
}
public override void webExecute()
{
try
{
string savedFileName, ext, fName;
if (context.isMultipartRequest())
{
localHttpContext.Response.ContentType = MediaTypesNames.TextPlain;
var r = new List <UploadFile>();
var fileCount = localHttpContext.Request.GetFileCount();
for (var i = 0; i < fileCount; i++)
{
string fileGuid = GxUploadHelper.GetUploadFileGuid();
string fileToken = GxUploadHelper.GetUploadFileId(fileGuid);
var hpf = localHttpContext.Request.GetFile(i);
fName = string.Empty;
string[] files = hpf.FileName.Split(new char[] { '\\' });
if (files.Length > 0)
{
fName = files[files.Length - 1];
}
else
{
fName = hpf.FileName;
}
ext = FileUtil.GetFileType(fName);
savedFileName = FileUtil.getTempFileName(Preferences.getTMP_MEDIA_PATH(), FileUtil.GetFileName(fName), string.IsNullOrEmpty(ext) ? "tmp" : ext);
GxFile gxFile = new GxFile(Preferences.getTMP_MEDIA_PATH(), savedFileName);
gxFile.Create(hpf.InputStream);
string uri = gxFile.GetURI();
string url = (PathUtil.IsAbsoluteUrl(uri)) ? uri : context.PathToUrl(uri);
r.Add(new UploadFile()
{
name = fName,
size = gxFile.GetLength(),
url = url,
type = context.GetContentType(ext),
extension = ext,
thumbnailUrl = url,
path = fileToken
});
GxUploadHelper.CacheUploadFile(fileGuid, savedFileName, fName, ext, gxFile, localHttpContext);
}
UploadFilesResult result = new UploadFilesResult()
{
files = r
};
var jsonObj = JSONHelper.Serialize(result);
localHttpContext.Response.Write(jsonObj);
}
else
{
Stream istream = localHttpContext.Request.GetInputStream();
string contentType = localHttpContext.Request.ContentType;
WcfExecute(istream, contentType);
}
}
catch (Exception e)
{
SendResponseStatus(500, e.Message);
HttpHelper.SetResponseStatusAndJsonError(localHttpContext, HttpStatusCode.InternalServerError.ToString(), e.Message);
}
finally
{
try
{
context.CloseConnections();
}
catch
{
}
}
}