public static void GeneratePreview(string path, string outputPath, ref ImageInfo imageInfo)
{
ThumbnailGenerator _generator = new ThumbnailGenerator(null, true,
maxSize,
maxSize,
maxWidthPreview,
maxHeightPreview);
_generator.DoPreviewImage(path, outputPath, ref imageInfo);
}
public static void GeneratePreview(Stream stream, string outputPath, ref ImageInfo imageInfo, IDataStore store)
{
ThumbnailGenerator _generator = new ThumbnailGenerator(null, true,
maxSize,
maxSize,
maxWidthPreview,
maxHeightPreview);
_generator.store = store;
_generator.DoPreviewImage(stream, outputPath, ref imageInfo);
}
public static void GenerateThumbnail(Stream stream, string outputPath, ref ImageInfo imageInfo, int maxWidth, int maxHeight)
{
ThumbnailGenerator _generator = new ThumbnailGenerator(null, true,
maxWidth,
maxHeight,
maxWidthPreview,
maxHeightPreview);
_generator.DoThumbnail(stream, outputPath, ref imageInfo);
}
public static void GenerateThumbnail(string path, string outputPath, ref ImageInfo imageInfo, int maxWidth, int maxHeight, IDataStore store)
{
ThumbnailGenerator _generator = new ThumbnailGenerator(null, true,
maxWidth,
maxHeight,
maxWidthPreview,
maxHeightPreview);
_generator.store = store;
_generator.DoThumbnail(path, outputPath, ref imageInfo);
}
public void DoPreviewImage(Stream image, string outputPath, ref ImageInfo imageInfo)
{
using (Image img = Image.FromStream(image))
{
DoPreviewImage(img, outputPath, ref imageInfo);
}
}
public void DoPreviewImage(Image image, string outputPath, ref ImageInfo imageInfo)
{
int realWidth = image.Width;
int realHeight = image.Height;
int heightPreview = realHeight;
int widthPreview = realWidth;
EncoderParameters ep = new EncoderParameters(1);
ImageCodecInfo icJPG = getCodecInfo("image/jpeg");
ep.Param[0] = new EncoderParameter(Encoder.Quality, (long)90);
if (realWidth <= _widthPreview && realHeight <= _heightPreview)
{
imageInfo.PreviewWidth = widthPreview;
imageInfo.PreviewHeight = heightPreview;
if (store == null)
image.Save(outputPath);
else
{
MemoryStream ms = new MemoryStream();
image.Save(ms, icJPG, ep);
ms.Seek(0, SeekOrigin.Begin);
store.Save(outputPath, ms);
ms.Dispose();
}
return;
}
else if ((double)realHeight / (double)_heightPreview > (double)realWidth / (double)_widthPreview)
{
if (heightPreview > _heightPreview)
{
widthPreview = (int)(realWidth * _heightPreview * 1.0 / realHeight + 0.5);
heightPreview = _heightPreview;
}
}
else
{
if (widthPreview > _widthPreview)
{
heightPreview = (int)(realHeight * _widthPreview * 1.0 / realWidth + 0.5);
widthPreview = _widthPreview;
}
}
imageInfo.PreviewWidth = widthPreview;
imageInfo.PreviewHeight = heightPreview;
Bitmap preview = new Bitmap(widthPreview, heightPreview);
using (Graphics graphic = Graphics.FromImage(preview))
{
graphic.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphic.PixelOffsetMode = PixelOffsetMode.HighQuality;
graphic.DrawImage(image, 0, 0, widthPreview, heightPreview);
}
if (store == null)
preview.Save(outputPath, icJPG, ep);
else
{
MemoryStream ms = new MemoryStream();
preview.Save(ms, icJPG, ep);
ms.Seek(0, SeekOrigin.Begin);
store.Save(outputPath, ms);
ms.Dispose();
}
preview.Dispose();
}
public void DoThumbnail(Image image, string outputPath, ref ImageInfo imageInfo)
{
int realWidth = image.Width;
int realHeight = image.Height;
imageInfo.OriginalWidth = realWidth;
imageInfo.OriginalHeight = realHeight;
EncoderParameters ep = new EncoderParameters(1);
ep.Param[0] = new EncoderParameter(Encoder.Quality, (long)90);
ImageCodecInfo icJPG = getCodecInfo("image/jpeg");
if (!String.IsNullOrEmpty(imageInfo.Name) && imageInfo.Name.Contains("."))
{
int indexDot = imageInfo.Name.ToLower().LastIndexOf(".");
if (imageInfo.Name.ToLower().IndexOf("png", indexDot) > indexDot)
icJPG = getCodecInfo("image/png");
else if (imageInfo.Name.ToLower().IndexOf("gif", indexDot) > indexDot)
icJPG = getCodecInfo("image/png");
}
Bitmap thumbnail;
if (realWidth < _width && realHeight < _heigth)
{
imageInfo.ThumbnailWidth = realWidth;
imageInfo.ThumbnailHeight = realHeight;
if (store == null)
image.Save(outputPath);
else
{
MemoryStream ms = new MemoryStream();
image.Save(ms, icJPG, ep);
ms.Seek(0, SeekOrigin.Begin);
store.Save(outputPath, ms);
ms.Dispose();
}
return;
}
else
{
thumbnail = new Bitmap(_width < realWidth ? _width : realWidth, _heigth < realHeight ? _heigth : realHeight);
int maxSide = realWidth > realHeight ? realWidth : realHeight;
int minSide = realWidth < realHeight ? realWidth : realHeight;
bool alignWidth = true;
if (_crop)
alignWidth = (minSide == realWidth);
else
alignWidth = (maxSide == realWidth);
double scaleFactor = (alignWidth) ? (realWidth / (1.0 * _width)) : (realHeight / (1.0 * _heigth));
if (scaleFactor < 1) scaleFactor = 1;
int locationX, locationY;
int finalWidth, finalHeigth;
finalWidth = (int)(realWidth / scaleFactor);
finalHeigth = (int)(realHeight / scaleFactor);
locationY = (int)(((_heigth < realHeight ? _heigth : realHeight) / 2.0) - (finalHeigth / 2.0));
locationX = (int)(((_width < realWidth ? _width : realWidth) / 2.0) - (finalWidth / 2.0));
Rectangle rect = new Rectangle(locationX, locationY, finalWidth, finalHeigth);
imageInfo.ThumbnailWidth = thumbnail.Width;
imageInfo.ThumbnailHeight = thumbnail.Height;
using (Graphics graphic = Graphics.FromImage(thumbnail))
{
graphic.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphic.PixelOffsetMode = PixelOffsetMode.HighQuality;
graphic.DrawImage(image, rect);
}
}
if (store == null)
thumbnail.Save(outputPath, icJPG, ep);
else
{
MemoryStream ms = new MemoryStream();
thumbnail.Save(ms, icJPG, ep);
ms.Seek(0, SeekOrigin.Begin);
store.Save(outputPath, ms);
ms.Dispose();
}
thumbnail.Dispose();
}
public void DoPreviewImage(string path, string outputPath, ref ImageInfo imageInfo)
{
using (FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read))
{
DoPreviewImage(fs, outputPath, ref imageInfo);
}
}
public void DoThumbnail(Stream image, string outputPath, ref ImageInfo imageInfo)
{
using (Image img = Image.FromStream(image))
{
DoThumbnail(img, outputPath, ref imageInfo);
}
}
internal void GenerateImageThumb(File file)
{
if (file == null || FileUtility.GetFileTypeByFileName(file.Title) != FileType.Image) return;
try
{
using (var filedao = FilesIntegration.GetFileDao())
{
using (var stream = filedao.GetFileStream(file))
{
var ii = new ImageInfo();
ImageHelper.GenerateThumbnail(stream, GetThumbPath(file.ID), ref ii, 128, 96, projectsStore);
}
}
}
catch (Exception ex)
{
LogManager.GetLogger("ASC.Web.Projects").Error(ex);
}
}
public override FileUploadResult ProcessUpload(HttpContext context)
{
if (!ASC.Core.SecurityContext.AuthenticateMe(CookiesManager.GetCookies(CookiesType.AuthKey)))
{
return new FileUploadResult
{
Success = false,
Message = "Permission denied"
};
}
var result = "";
try
{
if (ProgressFileUploader.HasFilesToUpload(context))
{
var postedFile = new ProgressFileUploader.FileToUpload(context);
var fileName = postedFile.FileName;
var inputStream = postedFile.InputStream;
var store = Data.Storage.StorageFactory.GetStorage(TenantProvider.CurrentTenantID.ToString(), "photo");
var storage = StorageFactory.GetStorage();
var uid = context.Request["uid"];
var eventID = context.Request["eventID"];
var albums = storage.GetAlbums(Convert.ToInt64(eventID), uid);
var currentAlbum = 0 < albums.Count ? albums[0] : null;
if (currentAlbum == null)
{
var Event = storage.GetEvent(Convert.ToInt64(eventID));
currentAlbum = new Album
{
Event = Event,
UserID = uid
};
storage.SaveAlbum(currentAlbum);
}
if (context.Session["photo_albumid"] != null)
{
context.Session["photo_albumid"] = currentAlbum.Id;
}
var fileNamePath = PhotoConst.ImagesPath + uid + "/" + currentAlbum.Id + "/";
var currentImageInfo = new ImageInfo();
var listFiles = store.ListFilesRelative("", fileNamePath, "*.*", false);
context.Session["photo_listFiles"] = listFiles;
var fileExtension = FileUtility.GetFileExtension(fileName);
var fileNameWithOutExtension = GetFileName(fileName);
var addSuffix = string.Empty;
//if file already exists
var i = 1;
while (CheckFile(listFiles, fileNameWithOutExtension + addSuffix + PhotoConst.THUMB_SUFFIX + fileExtension))
{
addSuffix = "(" + i.ToString() + ")";
i++;
}
var fileNameThumb = fileNamePath + fileNameWithOutExtension + addSuffix + PhotoConst.THUMB_SUFFIX + "." + PhotoConst.jpeg_extension;
var fileNamePreview = fileNamePath + fileNameWithOutExtension + addSuffix + PhotoConst.PREVIEW_SUFFIX + "." + PhotoConst.jpeg_extension;
currentImageInfo.Name = fileNameWithOutExtension;
currentImageInfo.PreviewPath = fileNamePreview;
currentImageInfo.ThumbnailPath = fileNameThumb;
var fs = inputStream;
try
{
var reader = new EXIFReader(fs);
currentImageInfo.ActionDate = (string) reader[PropertyTagId.DateTime];
}
catch
{
}
ImageHelper.GenerateThumbnail(fs, fileNameThumb, ref currentImageInfo, store);
ImageHelper.GeneratePreview(fs, fileNamePreview, ref currentImageInfo, store);
fs.Dispose();
var image = new AlbumItem(currentAlbum)
{
Name = currentImageInfo.Name,
Timestamp = ASC.Core.Tenants.TenantUtil.DateTimeNow(),
UserID = uid,
Location = currentImageInfo.Name,
PreviewSize = new Size(currentImageInfo.PreviewWidth, currentImageInfo.PreviewHeight),
ThumbnailSize = new Size(currentImageInfo.ThumbnailWidth, currentImageInfo.ThumbnailHeight)
};
storage.SaveAlbumItem(image);
currentAlbum.FaceItem = image;
storage.SaveAlbum(currentAlbum);
var response = image.Id.ToString();
var byteArray = System.Text.Encoding.UTF8.GetBytes(response);
result = Convert.ToBase64String(byteArray);
}
}
catch (Exception ex)
{
return new FileUploadResult
{
Success = false,
Message = ex.Message,
};
}
return new FileUploadResult
{
Success = true,
Data = "",
Message = result
};
}
private List<string> CreateImagesInfoBySimple()
{
var info = new List<string>();
var store = Data.Storage.StorageFactory.GetStorage(TenantProvider.CurrentTenantID.ToString(), "photo");
var storage = StorageFactory.GetStorage();
var uid = SecurityContext.CurrentAccount.ID.ToString();
var eventID = Request["events_selector"];
var albums = storage.GetAlbums(Convert.ToInt64(eventID), uid);
var currentAlbum = 0 < albums.Count ? albums[0] : null;
if (currentAlbum == null)
{
var Event = storage.GetEvent(Convert.ToInt64(eventID));
currentAlbum = new Album {Event = Event, UserID = uid};
storage.SaveAlbum(currentAlbum);
}
var fileNamePath = PhotoConst.ImagesPath + uid + "/" + currentAlbum.Id + "/";
var listFiles = store.ListFilesRelative("", fileNamePath, "*.*", false);
for (var j = 0; j < Request.Files.Count; j++)
{
var file = Request.Files[j];
if (file.ContentLength > SetupInfo.MaxUploadSize)
continue;
if (string.IsNullOrEmpty(file.FileName))
continue;
var currentImageInfo = new ImageInfo();
var fileExtension = FileUtility.GetFileExtension(file.FileName);
var fileNameWithOutExtension = FileUtility.GetFileName(file.FileName);
var addSuffix = string.Empty;
var i = 1;
while (CheckFile(listFiles, fileNameWithOutExtension + addSuffix + PhotoConst.THUMB_SUFFIX + fileExtension))
{
addSuffix = "(" + i.ToString() + ")";
i++;
}
var fileNameThumb = fileNamePath + fileNameWithOutExtension + addSuffix + PhotoConst.THUMB_SUFFIX + "." + PhotoConst.jpeg_extension;
var fileNamePreview = fileNamePath + fileNameWithOutExtension + addSuffix + PhotoConst.PREVIEW_SUFFIX + "." + PhotoConst.jpeg_extension;
currentImageInfo.Name = fileNameWithOutExtension;
currentImageInfo.PreviewPath = fileNamePreview;
currentImageInfo.ThumbnailPath = fileNameThumb;
var fs = file.InputStream;
try
{
var reader = new EXIFReader(fs);
currentImageInfo.ActionDate = (string) reader[PropertyTagId.DateTime];
}
catch
{
}
ImageHelper.GenerateThumbnail(fs, fileNameThumb, ref currentImageInfo, store);
ImageHelper.GeneratePreview(fs, fileNamePreview, ref currentImageInfo, store);
fs.Dispose();
var image = new AlbumItem(currentAlbum)
{
Name = currentImageInfo.Name,
Timestamp = ASC.Core.Tenants.TenantUtil.DateTimeNow(),
UserID = uid,
Location = currentImageInfo.Name,
PreviewSize = new Size(currentImageInfo.PreviewWidth, currentImageInfo.PreviewHeight),
ThumbnailSize = new Size(currentImageInfo.ThumbnailWidth, currentImageInfo.ThumbnailHeight)
};
storage.SaveAlbumItem(image);
currentAlbum.FaceItem = image;
storage.SaveAlbum(currentAlbum);
info.Add(image.Id.ToString());
}
return info;
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
// Get the data
HttpPostedFile jpeg_image_upload = Request.Files["Filedata"];
IDataStore store = StorageFactory.GetStorage(TenantProvider.CurrentTenantID.ToString(), "photo");
var storage = ASC.PhotoManager.Model.StorageFactory.GetStorage();
string uid = Request["uid"];
string eventID = Request["eventID"];
bool clearSession = false;
Album currentAlbum = null;
var albums = storage.GetAlbums(Convert.ToInt64(eventID), uid);
clearSession = true;
currentAlbum = 0 < albums.Count ? albums[0] : null;
if (currentAlbum == null)
{
Event Event = storage.GetEvent(Convert.ToInt64(eventID));
currentAlbum = new Album();
currentAlbum.Event = Event;
currentAlbum.UserID = uid;
storage.SaveAlbum(currentAlbum);
}
if (Session["photo_albumid"] != null)
{
if (currentAlbum.Id != (long)Session["photo_albumid"])
clearSession = true;
Session["photo_albumid"] = currentAlbum.Id;
}
else
clearSession = true;
string fileNamePath = Resources.PhotoManagerResource.ImagesPath + uid + "/" + currentAlbum.Id + "/";
ImageInfo currentImageInfo = new ImageInfo();
string[] listFiles;
if (Session["photo_listFiles"] != null && !clearSession)
listFiles = (string[])Session["photo_listFiles"];
else
{
listFiles = store.ListFilesRelative("", fileNamePath, "*.*", false);
Session["photo_listFiles"] = listFiles;
}
string fileExtension = GetFileExtension(jpeg_image_upload.FileName);
string fileNameWithOutExtension = GetFileName(jpeg_image_upload.FileName);
string addSuffix = string.Empty;
//if file already exists
int i = 1;
while (CheckFile(listFiles, fileNameWithOutExtension + addSuffix + Constants.THUMB_SUFFIX + fileExtension))
{
addSuffix = "(" + i.ToString() + ")";
i++;
}
string fileNameThumb = fileNamePath + fileNameWithOutExtension + addSuffix + Constants.THUMB_SUFFIX + "." + Constants.jpeg_extension;
string fileNamePreview = fileNamePath + fileNameWithOutExtension + addSuffix + Constants.PREVIEW_SUFFIX + "." + Constants.jpeg_extension;
currentImageInfo.Name = fileNameWithOutExtension;
currentImageInfo.PreviewPath = fileNamePreview;
currentImageInfo.ThumbnailPath = fileNameThumb;
Stream fs = jpeg_image_upload.InputStream;
try
{
EXIFReader reader = new EXIFReader(fs);
currentImageInfo.ActionDate = (string)reader[PropertyTagId.DateTime];
}
catch { }
ImageHelper.GenerateThumbnail(fs, fileNameThumb, ref currentImageInfo, store);
ImageHelper.GeneratePreview(fs, fileNamePreview, ref currentImageInfo, store);
fs.Dispose();
AlbumItem image = new AlbumItem(currentAlbum);
image.Name = currentImageInfo.Name;
image.Timestamp = ASC.Core.Tenants.TenantUtil.DateTimeNow();
image.UserID = uid;
image.Location = currentImageInfo.Name;
image.PreviewSize = new Size(currentImageInfo.PreviewWidth, currentImageInfo.PreviewHeight);
image.ThumbnailSize = new Size(currentImageInfo.ThumbnailWidth, currentImageInfo.ThumbnailHeight);
storage.SaveAlbumItem(image);
currentAlbum.FaceItem = image;
storage.SaveAlbum(currentAlbum);
string response = image.Id.ToString();
byte[] byteArray = System.Text.Encoding.UTF8.GetBytes(response);
string encodingResponse = Convert.ToBase64String(byteArray);
Response.StatusCode = 200;
Response.Write(encodingResponse);
}
catch
{
// If any kind of error occurs return a 500 Internal Server error
Response.StatusCode = 500;
Response.Write("An error occured");
Response.End();
}
finally
{
Response.End();
}
}
