protected void SelectImage(object sender, EventArgs e)
{
RenameImageButton.Enabled = (ImageList.Items.Count != 0);
DeleteImageButton.Enabled = (ImageList.Items.Count != 0);
ResizeImageButton.Enabled = (ImageList.Items.Count != 0);
ResizeWidth.Enabled = (ImageList.Items.Count != 0);
ResizeHeight.Enabled = (ImageList.Items.Count != 0);
if (ImageList.Items.Count == 0)
{
Image1.ImageUrl = "";
ResizeWidth.Text = "";
ResizeHeight.Text = "";
return;
}
Image1.ImageUrl = ImageFolder + ImageList.SelectedValue + "?" + new Random().Next(1000);
ImageMedia img = ImageMedia.Create(File.ReadAllBytes(FileImageFolder + ImageList.SelectedValue));
ResizeWidth.Text = img.Width.ToString();
ResizeHeight.Text = img.Height.ToString();
ImageAspectRatio.Value = "" + img.Width / (float)img.Height;
int pos = ImageList.SelectedItem.Text.LastIndexOf('.');
if (pos == -1)
{
return;
}
RenameImageButton.OnClientClick = "var name = prompt('Enter new filename:','" + ImageList.SelectedItem.Text.Substring(0, pos) + "'); if (name == null || name == '') return false; document.getElementById('" + NewImageName.ClientID + "').value = name + '" + ImageList.SelectedItem.Text.Substring(pos) + "';";
OkButton.OnClientClick = "window.top.opener.CKEDITOR.dialog.getCurrent().setValueOf('info', 'txtUrl', encodeURI('" + ImageFolder + ImageList.SelectedValue.Replace("'", "\\'") + "')); window.top.close(); window.top.opener.focus();";
}
protected void SelectImage(object sender, EventArgs e)
{
bt_DeleteImage.Enabled = (ImageList.Items.Count != 0);
bt_ResizeImage.Enabled = (ImageList.Items.Count != 0);
ResizeWidth.Enabled = (ImageList.Items.Count != 0);
ResizeHeight.Enabled = (ImageList.Items.Count != 0);
if (ImageList.Items.Count == 0)
{
Image1.ImageUrl = "";
ResizeWidth.Text = "";
ResizeHeight.Text = "";
return;
}
Image1.ImageUrl = string.Format(AttachmentDownloadURL, ImageList.SelectedValue);
ATMT_AttachmentBLL att = new ATMT_AttachmentBLL(new Guid(ImageList.SelectedValue));
if (att.Model != null && att.GetData() != null)
{
ImageMedia img = ImageMedia.Create(att.GetData());
ResizeWidth.Text = img.Width.ToString();
ResizeHeight.Text = img.Height.ToString();
ImageAspectRatio.Value = "" + img.Width / (float)img.Height;
int pos = ImageList.SelectedItem.Text.LastIndexOf('.');
if (pos == -1)
{
return;
}
bt_OkButton.OnClientClick = "window.top.opener.CKEDITOR.dialog.getCurrent().setValueOf('info', 'txtUrl', encodeURI('" + Page.ResolveUrl(Image1.ImageUrl) + "')); window.top.close(); window.top.opener.focus();";
}
}
protected void Upload(object sender, EventArgs e)
{
if (IsImage(bt_UploadedImageFile.FileName))
{
string filename = bt_UploadedImageFile.FileName;
byte[] data = ImageMedia.Create(bt_UploadedImageFile.FileBytes).Resize(960, null).ToByteArray();
#region 写入新附件
ATMT_AttachmentBLL atm = new ATMT_AttachmentBLL();
atm.Model.RelateType = 75;
atm.Model.Name = filename;
atm.Model.ExtName = filename.Substring(filename.LastIndexOf(".") + 1).ToLower();
atm.Model.FileSize = data.Length / 1024;
atm.Model.UploadUser = Session["UserName"].ToString();
atm.Model.IsDelete = "N";
int atm_id = atm.Add(data);
#endregion
if (atm_id > 0)
{
ddl_DirectoryList.SelectedIndex = 0;
BindImageList();
ImageList.SelectedValue = new ATMT_AttachmentBLL(atm_id).Model.GUID.ToString();
SelectImage(null, null);
}
}
}
/// <summary>
/// Create a image object that can be interacted with from binary data.
/// </summary>
/// <exception cref="System.ArgumentException">If the supplied binary data is not a valid image, the ArgumentException will be thrown.</exception>
public static ImageMedia Create(byte[] data)
{
ImageMedia result = new ImageMedia();
result._source = System.Drawing.Image.FromStream(new MemoryStream(data));
result._data = data;
return(result);
}
/// <summary>
/// Create a image object that can be interacted with from binary data.
/// </summary>
/// <exception cref="System.NotSupportedException">If the supplied binary data is not a valid image, the NotSupportedException will be thrown.</exception>
public static ImageMedia Create(byte[] data)
{
ImageMedia result = new ImageMedia();
var decoder = BitmapDecoder.Create(new MemoryStream(data), BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.None);
result.Extension = (decoder.CodecInfo.FriendlyName == "GIF Decoder" || decoder.CodecInfo.FriendlyName == "PNG Decoder") ? "png" : "jpg";
result._source = decoder.Frames[0];
result._source = BitmapDecoder.Create(new MemoryStream(data), BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.None).Frames[0];
result._data = data;
try { result._copyright = ((BitmapMetadata)result._source.Metadata).Copyright; }
catch (Exception) { }
return result;
}
/// <summary>
/// Create a image object that can be interacted with from binary data.
/// </summary>
/// <exception cref="System.NotSupportedException">If the supplied binary data is not a valid image, the NotSupportedException will be thrown.</exception>
public static ImageMedia Create(byte[] data)
{
ImageMedia result = new ImageMedia();
BitmapDecoder decoder = BitmapDecoder.Create(new MemoryStream(data), BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.None);
result.Extension = (decoder.CodecInfo.FriendlyName == "GIF Decoder" || decoder.CodecInfo.FriendlyName == "PNG Decoder") ? "png" : "jpg";
result._source = decoder.Frames[0];
result._source = BitmapDecoder.Create(new MemoryStream(data), BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.None).Frames[0];
result._data = data;
try { result._copyright = ((BitmapMetadata)result._source.Metadata).Copyright; }
catch (Exception) { }
return(result);
}
public async Task <IActionResult> Crop(int id, CropData args)
{
try
{
if (!ModelState.IsValid)
{
return(BadRequest("Invalid arguments provided to crop image."));
}
BaseMedia media = await _Db.Media.FindAsync(id);
if (media == null)
{
return(NotFound("The requested media file does not exist."));
}
ImageMedia oldImage = media as ImageMedia;
if (oldImage == null)
{
return(BadRequest("Unable to crop non-image media file."));
}
// Generate new GUID
string filename = Guid.NewGuid().ToString() + Path.GetExtension(oldImage.Filename);
// Save the file again, passing in crop data
ImageUtils.SaveImage(await System.IO.File.ReadAllBytesAsync(oldImage.FilePath), Path.Combine("Storage", "Media", "Images", filename), args);
ImageMedia newImage = new ImageMedia
{
Title = oldImage.Title,
Alt = oldImage.Alt,
Name = oldImage.Name + "_cropped",
// other values provided by cropping code
};
await _Db.AddAsync(newImage);
await _Db.SaveChangesAsync();
_Logger.LogDebug("Media file {0} cropped - new file ID is {1}", id, newImage.Id);
return(Ok(newImage.Id)); // Todo: may want to pass back something else here
}
catch (Exception ex)
{
_Logger.LogError("Error cropping media file {0}: {1}", id, ex.Message);
_Logger.LogError(ex.StackTrace);
return(BadRequest("Something went wrong, please try again later."));
}
}
protected void ResizeImage(object sender, EventArgs e)
{
int width = Util.Parse <int>(ResizeWidth.Text);
int height = Util.Parse <int>(ResizeHeight.Text);
ImageMedia img = ImageMedia.Create(File.ReadAllBytes(FileImageFolder + ImageList.SelectedValue));
img.Resize(width, height);
File.Delete(FileImageFolder + ImageList.SelectedValue);
File.WriteAllBytes(FileImageFolder + ImageList.SelectedValue, img.ToByteArray());
ResizeMessage.Text = "Image successfully resized!";
SelectImage(null, null);
}
protected void ResizeImage(object sender, EventArgs e)
{
int width = ResizeWidth.Text.TryParseInt();
int height = ResizeHeight.Text.TryParseInt();
ImageMedia img = ImageMedia.Create(File.ReadAllBytes(FileImageFolder + ImageList.SelectedValue));
img.Resize(width, height);
File.Delete(FileImageFolder + ImageList.SelectedValue);
File.WriteAllBytes(FileImageFolder + ImageList.SelectedValue, img.ToByteArray());
ResizeMessage.Text = Resource.Admin_CKEditor_ImageResized;
SelectImage(null, null);
}
protected void ResizeImage(object sender, EventArgs e)
{
ATMT_AttachmentBLL att = new ATMT_AttachmentBLL(new Guid(ImageList.SelectedValue));
int width = Util.Parse <int>(ResizeWidth.Text);
int height = Util.Parse <int>(ResizeHeight.Text);
ImageMedia img = ImageMedia.Create(att.GetData());
img.Resize(width, height);
att.UploadFileData(img.ToByteArray());
ResizeMessage.Text = "Image successfully resized!";
SelectImage(null, null);
}
protected void Upload(object sender, EventArgs e)
{
if (FileHelpers.CheckImageExtension(UploadedImageFile.FileName))
{
string filename = UniqueFilename(UploadedImageFile.FileName);
UploadedImageFile.SaveAs(FileImageFolder + filename);
byte[] data = ImageMedia.Create(UploadedImageFile.FileBytes).ToByteArray();
FileStream file = File.Create(FileImageFolder + filename);
file.Write(data, 0, data.Length);
file.Close();
BindImageList();
ImageList.SelectedValue = filename;
SelectImage(null, null);
}
}
// GET api/<controller>
public JsonResult <int[]> Get(string path)
{
ImageMedia mediaImage = _sitecoreService.GetItem <ImageMedia>(path);
var image = mediaImage.GetImage();
if (image == null)
{
return(null);
}
var dimens = new int[2];
if (!Int32.TryParse(image.Width.ToString(), out dimens[0]) || !Int32.TryParse(image.Height.ToString(), out dimens[1]))
{
return(null);
}
return(Json(dimens));
}
public async Task <IActionResult> Index(string filename, int width = 0, bool original = false, bool download = false)
{
try
{
if (string.IsNullOrEmpty(filename))
{
return(NotFound("No filename provided"));
}
BaseMedia file = await _Db.Media
.Where(m => m.Filename == filename)
.FirstOrDefaultAsync();
if (file == null)
{
return(NotFound("No file exists for the supplied filename"));
}
// If a download is requested, set the mandatory header.
if (download)
{
Response.Headers.Add(file.DownloadHeader());
}
// Return file if not image
if (file.GetCategory() != MediaCategory.Image)
{
//return new EmptyResult();
return(File(await System.IO.File.ReadAllBytesAsync(file.FilePath), file.MediaType.Mime));
}
else
{
ImageMedia imageFile = (ImageMedia)file;
// Return the appropriate image
//return new EmptyResult();
return(File(await System.IO.File.ReadAllBytesAsync(imageFile.GetImagePath(width, original)), imageFile.MediaType.Mime));
}
}
catch (Exception ex)
{
_Logger.LogError("Error retrieving file: {0}", ex.Message);
_Logger.LogError(ex.StackTrace);
return(BadRequest("Something went wrong, please try again later."));
}
}
public ActionResult imagem(HttpPostedFileBase __file)
{
if (__file != null)
{
ImageMedia _imagem = new ImageMedia();
_imagem.Imagem = new byte[__file.ContentLength];
_imagem.ImagemMimeType = __file.ContentType;
__file.InputStream.Read(_imagem.Imagem, 0, __file.ContentLength);
// toDo: redimensionar a imagem
WebImage webimg = new WebImage(__file.InputStream);
webimg.Resize(100, 100);
return(RedirectToAction("Exibir", new { _imagem.Id }));
}
return(View());
}
public string ResizeImage(CKEditorModel model)
{
_modObj = model;
_modObj.ImageFolder = (model.DirectoryList == "Root" ? "" : "\\" + model.DirectoryList);
_modObj.ImageURL = _modObj.ImageFolder + "\\" + _modObj.ImageList;
int width = Util.Parse <int>(_modObj.ResizeWidth);
int height = Util.Parse <int>(_modObj.ResizeHeight);
ImageMedia img = ImageMedia.Create(System.IO.File.ReadAllBytes(_modObj.ImageURL));
img.Resize(width, height);
System.IO.File.Delete(_modObj.ImageURL);
System.IO.File.WriteAllBytes(_modObj.ImageURL, img.ToByteArray());
return("true");
}
public ActionResult GetImageDetail(string id, string ImageList)
{
_modObj.DirectoryList = id;
_modObj.ImageFolder = (id == "Root" ? "" : "\\" + id);
_modObj.ImageURL = _modObj.ImageFolder + "\\" + ImageList;
_modObj.ImageHttpPath = _modObj.ImageContentURL + (id == "Root" ? "" : id + "/") + ImageList;
ImageMedia img = ImageMedia.Create(System.IO.File.ReadAllBytes(_modObj.ImageURL));
_modObj.ResizeWidth = img.Width.ToString();
_modObj.ResizeHeight = img.Height.ToString();
_modObj.ImageAspectRatio = "" + img.Width / (float)img.Height;
JsonResult jResult = new JsonResult();
jResult.Data = _modObj;
return(jResult);
}
public async Task <IActionResult> GetOne(int id)
{
try
{
BaseMedia mediaFile = await _Db.Media.FindAsync(id);
ImageMedia imageFile = mediaFile as ImageMedia;
AudioMedia audioFile = mediaFile as AudioMedia;
if (mediaFile == null)
{
return(NotFound("No file exists for the supplied ID"));
}
return(Ok(new
{
mediaFile.Id,
mediaFile.Name,
mediaFile.FilePath,
mediaFile.Size,
mediaFile.MediaType,
Source = new {
showCopyright = mediaFile.ShowCopyright,
info = mediaFile.Source
},
fileName = mediaFile.Filename,
height = imageFile?.Height,
width = imageFile?.Width,
versions = imageFile?.Versions,
title = imageFile?.Title,
alt = imageFile?.Alt,
duration = audioFile?.Duration,
tags = mediaFile.Tags(),
usages = mediaFile.GetUsages(_Db)
}));
}
catch (Exception ex)
{
_Logger.LogError("Error retrieving file data: {0}", ex.Message);
_Logger.LogError(ex.StackTrace);
return(BadRequest("Something went wrong, please try again later."));
}
}
protected void SelectImage(object sender, EventArgs e)
{
RenameImageButton.Enabled = (ImageList.Items.Count != 0);
DeleteImageButton.Enabled = (ImageList.Items.Count != 0);
ResizeImageButton.Enabled = (ImageList.Items.Count != 0);
ResizeWidth.Enabled = (ImageList.Items.Count != 0);
ResizeHeight.Enabled = (ImageList.Items.Count != 0);
if (ImageList.Items.Count == 0)
{
Image1.ImageUrl = "";
ResizeWidth.Text = "";
ResizeHeight.Text = "";
return;
}
Image1.ImageUrl = ImageFolder + ImageList.SelectedValue + "?" + new Random().Next(1000);
ImageMedia img = ImageMedia.Create(File.ReadAllBytes(FileImageFolder + ImageList.SelectedValue));
ResizeWidth.Text = img.Width.ToString(CultureInfo.InvariantCulture);
ResizeHeight.Text = img.Height.ToString(CultureInfo.InvariantCulture);
ImageAspectRatio.Value = (img.Width / (float)img.Height).ToString(CultureInfo.InvariantCulture);
int pos = ImageList.SelectedItem.Text.LastIndexOf('.');
if (pos == -1)
{
return;
}
RenameImageButton.OnClientClick =
string.Format(
"var name = prompt('{0}:','{1}'); if (name == null || name == '') return false; $('#{2}').val(name + '{3}');",
Resource.Admin_CKEditor_EnterFileName,
ImageList.SelectedItem.Text.Substring(0, pos),
NewImageName.ClientID,
ImageList.SelectedItem.Text.Substring(pos));
OkButton.OnClientClick =
string.Format(
"window.top.opener.CKEDITOR.dialog.getCurrent().setValueOf('info', 'txtUrl', encodeURI('{0}{1}')); window.top.close(); window.top.opener.focus();",
ImageFolder, ImageList.SelectedValue.Replace("'", "\\'"));
}
public async Task <IActionResult> Index(IFormCollection request)
{
try
{
// Create required directories if not existing
EnsureInit();
// Deserialize cropping data if applicable
CropData cropData = null;
if (request.Str("cropData") != null)
{
cropData = JsonConvert.DeserializeObject <CropData>(request.Str("cropData"));
}
// Original filename
string uploadedName = request.Str("filename");
// Generate a backend filename for the uploaded file - same extension as uploaded file.
string filename = Guid.NewGuid().ToString() + Path.GetExtension(uploadedName);
string fileType = request.Str("fileType");
// Determine what type of file has been uploaded and act accordingly (may want to refactor these)
// FOR IMAGES
if (MediaType.MimesForCategory(MediaCategory.Image).Contains(fileType))
{
string filepath = Path.Combine("Storage", "Media", "Images", filename);
// Save image and all associated versions of it.
var filedata = ImageUtils.SaveImage(request.Str("file")
.Split(',')[1], filepath, cropData);
// Create database record to track images
ImageMedia dbImageMedia = new ImageMedia {
Name = Path.GetFileNameWithoutExtension(uploadedName),
MediaType = MediaType.FromString(fileType),
FilePath = filepath,
Size = filedata["size"],
Title = request.Str("title"),
Alt = request.Str("alt"),
Width = filedata["width"],
Height = filedata["height"],
Versions = filedata["versions"]
};
await _Db.AddAsync(dbImageMedia);
}
// FOR AUDIO
else if (MediaType.MimesForCategory(MediaCategory.Audio).Contains(fileType))
{
string filepath = Path.Combine("Storage", "Media", "Audio", filename);
// Save the audio file
byte[] bytes = request.Str("file").Split(',')[1].DecodeBase64Bytes();
await System.IO.File.WriteAllBytesAsync(filepath, bytes);
// Read the audio file to determine its duration - it will either be mp3(mpeg) or wav
// Configure ffprobe path using appsettings values
FFProbe probe = new FFProbe();
probe.ToolPath = _Config["ffprobePath"];
// If running linux, look for ffprobe instaed of ffprobe.exe
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
probe.FFProbeExeName = "ffprobe";
}
// Get audio file metadata
MediaInfo mediaInfo = probe.GetMediaInfo(Path.Combine(_HostingEnv.ContentRootPath, filepath));
// Create the media database record
AudioMedia audioMedia = new AudioMedia
{
Name = Path.GetFileNameWithoutExtension(uploadedName),
MediaType = MediaType.FromString(fileType),
FilePath = filepath,
Size = new FileInfo(filepath).Length,
Duration = Math.Round(mediaInfo.Duration.TotalSeconds)
};
await _Db.AddAsync(audioMedia);
}
// FOR GENERAL
else if (MediaType.MimesForCategory(MediaCategory.General).Contains(fileType))
{
string filepath = Path.Combine("Storage", "Media", "Documents", filename);
// Save the file
byte[] bytes = request.Str("file").Split(',')[1].DecodeBase64Bytes();
System.IO.File.WriteAllBytes(filepath, bytes);
// Create the media database record
GeneralMedia generalMedia = new GeneralMedia
{
Name = Path.GetFileNameWithoutExtension(uploadedName),
MediaType = MediaType.FromString(fileType),
FilePath = filepath,
Size = new FileInfo(filepath).Length,
};
await _Db.AddAsync(generalMedia);
}
else
{
return(new UnsupportedMediaTypeResult());
}
await _Db.SaveChangesAsync();
return(Ok());
}
catch (Exception ex)
{
_Logger.LogError("Error uploading file: {0}", ex.Message);
_Logger.LogError(ex.StackTrace);
return(BadRequest(new ResponseHelper("Something went wrong, please contact the devloper if the problem persists", ex.Message)));
}
}