/// <summary>
/// Uploads and saves a file
/// </summary>
/// <param name="siteId"></param>
/// <param name="groupIds"></param>
/// <param name="userId"></param>
/// <param name="title"></param>
/// <param name="description"></param>
/// <param name="fileFullPath"></param>
/// <param name="fileContent"></param>
/// <param name="isEnabled"></param>
/// <param name="size">if the file is an image and the size is set then the image will be resized</param>
/// <returns></returns>
public long Upload(long siteId, long[] groupIds, long userId, string title, string description,
string fileFullPath, System.IO.Stream fileStream, bool isEnabled, string size)
{
//throw error in case of validation problem
ValidateToUpdateFile(siteId, userId, groupIds);
//SAVE THE FILE ------------------------------------------------------
awFile file = new awFile();
file.fileId = MiscLibrary.CreateUniqueId();
string resourceFileName = GetFileNameOnly(fileFullPath);
string extension = GetFileExension(resourceFileName);
bool isVideoFile = _videoLib.isVideoFile(extension);
int contentLength = (int)fileStream.Length;
string filePath = "";
bool saveOnLocal = isVideoFile || !FileAmazonS3.SaveOnAmazonS3();
SAVED_FILE savedFileInfo = new SAVED_FILE();
//SAVE THE FILE FIRST
try
{
file.contentType = GetContentType(AWAPI_BusinessLibrary.library.ConfigurationLibrary.Config.fileMimeXMLPath, extension);
filePath = CreateFilePath(saveOnLocal, siteId, file.fileId, extension);
savedFileInfo = SaveFile(siteId, saveOnLocal, file.contentType, filePath, fileStream, size.Trim());
file.isOnLocal = saveOnLocal;
file.contentSize = contentLength;
file.path = savedFileInfo.filePath.ToLower();
file.siteId = siteId;
file.title = String.IsNullOrEmpty(title) ? resourceFileName : title;
file.description = description;
file.link = GetUrl(file.fileId, savedFileInfo.filePath, "").ToLower();
file.pubDate = DateTime.Now;
file.lastBuildDate = DateTime.Now;
file.isEnabled = isEnabled;
file.userId = userId;
file.createDate = DateTime.Now;
_context.awFiles.InsertOnSubmit(file);
_context.SubmitChanges();
}
catch (Exception ex)
{
DeleteFromStorage(siteId, saveOnLocal, filePath);
throw ex;
}
//add file to groups
AddFileToGroups(file.fileId, groupIds);
//IF FILE IS A VIDEO FILE THEN CONVERT IT
if (isVideoFile)
{
IfVideoConvertToFLV(file.fileId);
}
return(file.fileId);
}
///// <summary>
/////
///// </summary>
///// <param name="filePath"></param>
///// <param name="fileContent"></param>
//public static SAVED_FILE SaveFile(bool saveToAmazonS3, string contentType, string filePath, System.IO.Stream fileStream)
//{
// //byte[] bytes = StringToByteArray(fileStream);
// return SaveFile(saveToAmazonS3, contentType, filePath, bytes);
//}
/// <summary>
/// Saves file to local or Amazon S3
/// </summary>
/// <param name="siteId"></param>
/// <param name="saveToLocal"></param>
/// <param name="contentType"></param>
/// <param name="filePath"></param>
/// <param name="fileStream"></param>
/// <param name="size"></param>
/// <returns></returns>
public static SAVED_FILE SaveFile(long siteId, bool saveToLocal, string contentType, string filePath, System.IO.Stream fileStream, string size)
{
SAVED_FILE file = new SAVED_FILE();
System.IO.Stream contentStream = new System.IO.MemoryStream();
filePath = filePath.ToLower();
file.fileSize = (int)fileStream.Length;
try
{
Byte[] buffer;
if (!String.IsNullOrEmpty(size) && contentType.ToLower().IndexOf("image") >= 0)
{
buffer = AWAPI_Common.library.ImageLibrary.ResizeImage("", fileStream, false, 0, 0, size, false);
fileStream = new MemoryStream(buffer);
}
if (saveToLocal)
{
int length = 1024;
int bytesRead = 0;
buffer = new Byte[length];
using (FileStream fs = new FileStream(filePath, FileMode.Create))
{
do
{
bytesRead = fileStream.Read(buffer, 0, length);
fs.Write(buffer, 0, bytesRead);
}while (bytesRead == length);
}
if (!System.IO.File.Exists(filePath))
{
throw new Exception("File could not be saved.");
}
file.filePath = filePath;
//fileStream.Dispose();
}
else
{
FileAmazonS3 s3 = new FileAmazonS3(siteId);
file.filePath = s3.Upload(filePath, fileStream, contentType);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
if (fileStream != null)
{
fileStream.Close();
}
}
return(file);
}
/// <summary>
/// If file is video, then convert it to FLV,
/// delete the original file, update the database
/// with new flv's attributes
/// </summary>
/// <param name="fileId"></param>
/// <returns>Returns the file's full path</returns>
void IfVideoConvertToFLV(long fileId)
{
try
{
//Get the file from DB
awFile file = (from l in _context.awFiles
where l.fileId.Equals(fileId)
select l).FirstOrDefault();
if (file == null)
{
return;
}
string extension = GetFileExension(file.path);
string path = file.path;
//Only Video Files, (flv won't be converted)
if (!_videoLib.isVideoFile(extension))
{
return;
}
//CONVERT and GET THE NEW FILES LOCATION
OutputPackage videoPackage = _videoLib.ConvertToFLV(path);
//GET THE NEW FILES INFO
file.contentSize = videoPackage.Length;
file.contentType = GetContentType(AWAPI_BusinessLibrary.library.ConfigurationLibrary.Config.fileMimeXMLPath, "flv");
SAVED_FILE savedFile = new SAVED_FILE();
if (FileAmazonS3.SaveOnAmazonS3())
{
//load the flv file into byte array, and save it to amazon s3
FileStream fileStream = new FileStream(videoPackage.Path, System.IO.FileMode.Open);
//SAVE THE VIDEO FILE
string keyName = String.Format("{0}/{1}.flv", file.siteId, file.fileId);
savedFile = SaveFile(file.siteId, false, file.contentType, keyName, fileStream, "");
System.IO.File.Delete(videoPackage.Path);
file.path = savedFile.filePath;
//SAVE THE THUMB
if (videoPackage.PreviewImage != null && !String.IsNullOrEmpty(videoPackage.PreviewImagePath) &&
System.IO.File.Exists(videoPackage.PreviewImagePath))
{
string thumbFile = String.Format("{0}/{1}.jpg", file.siteId, file.fileId);
FileStream videoPreviewStream = new FileStream(videoPackage.PreviewImagePath, System.IO.FileMode.Open);
savedFile = SaveFile(file.siteId, false, "image/jpeg", thumbFile, videoPreviewStream, "");
file.thumbnail = savedFile.filePath;
if (System.IO.File.Exists(videoPackage.PreviewImagePath))
{
System.IO.File.Delete(videoPackage.PreviewImagePath);
}
}
file.isOnLocal = false;
}
else
{
file.isOnLocal = true;
file.path = videoPackage.Path;
file.thumbnail = videoPackage.PreviewImagePath;
}
_context.SubmitChanges();
}
catch (Exception ex)
{
throw ex;
}
}
