/// <summary>
/// CareHome uploads a file.
/// If id is specified, overwrites an existing file.
/// </summary>
/// <returns></returns>
public ActionResult Upload(string code, int mediaFileId = 0)
{
if (code == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
var careHome = db.CareHomes.FirstOrDefault(h => h.CareHomeCode == code);
if (careHome == null)
{
return(HttpNotFound());
}
MediaFile existing = null;
if (mediaFileId != 0)
{
existing = careHome.MediaFiles.FirstOrDefault(f => f.MediaFileId == mediaFileId);
if (existing == null)
{
return(HttpNotFound());
}
}
var model = new MediaFileUploadVM()
{
MediaFileId = mediaFileId, CareHomeId = careHome.CareHomeId
};
if (existing != null)
{
model.MediaFileType = existing.Type;
model.Description = existing.Description;
}
ViewBag.MediaFileType = EnumHelper <CareHomeMock.Models.MediaFile.MediaFileType> .GetSelectList(model.MediaFileType);
return(View(model));
}
public ActionResult Upload(MediaFileUploadVM model)
{
if (model.File != null && model.File.ContentLength > 200000)
{
ModelState.AddModelError("", "アップロードできる画像のサイズは200kBまでです。");
}
MediaFile existing = null;
if (model.MediaFileId != 0)
{
existing = db.MediaFiles.Find(model.MediaFileId);
if (existing == null)
{
throw new Exception(string.Format("上書きしようとしたファイルが見つかりませんでした。ID:{0}", model.MediaFileId));
}
if (existing.CareHomeId != model.CareHomeId)
{
throw new Exception("上書きしようとしたファイルは指定された事業所のものではありません。");
}
}
// Validates
if (existing == null)
{
// Add
if (model.MediaFileType == MediaFile.MediaFileType.Image && model.File == null)
{
ModelState.AddModelError("File", "選択してください。");
}
if (model.MediaFileType == MediaFile.MediaFileType.Youtube && model.YoutubeVValue == null)
{
ModelState.AddModelError("YoutubeUrl", "正しいYoutube動画のURLを入力してください。");
}
var home = db.CareHomes.Find(model.CareHomeId);
if (home == null)
{
throw new Exception("該当する事業所が見つかりません。");
}
if (home.MediaFiles.Count >= 100)
{
ModelState.AddModelError("", "追加できるファイルの最大数を超えています。削除してからお試しください。");
}
}
else
{
// Edit
if (model.MediaFileType == MediaFile.MediaFileType.Image && model.File == null && string.IsNullOrEmpty(existing.RowKey))
{
ModelState.AddModelError("File", "選択してください。");
}
if (model.MediaFileType == MediaFile.MediaFileType.Youtube && model.YoutubeVValue == null && !string.IsNullOrEmpty(model.YoutubeUrl))
{
ModelState.AddModelError("YoutubeUrl", "正しいYoutube動画のURLを入力するか空欄にしてください。");
}
}
if (ModelState.IsValid)
{
CloudStorageAccount storageAccount = CloudStorageAccount.Parse(
CloudConfigurationManager.GetSetting("StorageConnectionString"));
CloudBlobClient blobClient = storageAccount.CreateCloudBlobClient();
CloudBlobContainer container = blobClient.GetContainerReference("mediafile");
container.CreateIfNotExists();
var file = model.File;
// Deletes an existing file first.
if (existing != null &&
((model.MediaFileType == MediaFile.MediaFileType.Image && file != null) ||
(model.MediaFileType == MediaFile.MediaFileType.Youtube)))
{
try
{
var blobToDelete = container.GetBlockBlobReference(existing.RowKey);
blobToDelete.Delete();
}
catch
{
// Thrown when Blob is not there. Does nothing.
}
}
// FileName
string fileName;
if (model.MediaFileType == MediaFile.MediaFileType.Youtube)
{
fileName = null;
}
else
{
if (file != null)
{
// Picks a new filename for the new file.
fileName = file.FileName;
var sameName = db.MediaFiles.FirstOrDefault(f => f.RowKey == fileName);
if (sameName != null)
{
fileName = string.Format("{0}_{1}{2}",
System.IO.Path.GetFileNameWithoutExtension(fileName),
Guid.NewGuid(),
System.IO.Path.GetExtension(fileName));
}
}
else
{
// Uses an existing filename.
fileName = existing.RowKey;
}
}
// Updates SQL
MediaFile row = existing;
if (row == null)
{
row = new MediaFile();
db.MediaFiles.Add(row);
}
row.Updated = DateTime.UtcNow;
row.CareHomeId = model.CareHomeId;
row.Type = model.MediaFileType;
row.RowKey = fileName;
if (model.YoutubeVValue != null)
{
row.YoutubeUrl = model.YoutubeVValue;
}
row.Description = model.Description;
db.SaveChanges();
if (model.MediaFileType == MediaFile.MediaFileType.Image && file != null)
{
// Uploads to Blob.
CloudBlockBlob blockBlob = container.GetBlockBlobReference(fileName);
switch (System.IO.Path.GetExtension(fileName).ToLower())
{
case ".png":
blockBlob.Properties.ContentType = "image/png";
break;
case ".jpg":
case ".jpeg":
blockBlob.Properties.ContentType = "image/jpeg";
break;
case ".gif":
blockBlob.Properties.ContentType = "image/gif";
break;
}
blockBlob.UploadFromStream(file.InputStream);
}
// Done. Redirects User to Index.
Log(LogType.CareHome, "写真か動画を更新しました。", new { row.RowKey });
return(RedirectToAction("Index", new { careHomeId = model.CareHomeId }));
}
ViewBag.MediaFileType = EnumHelper <CareHomeMock.Models.MediaFile.MediaFileType> .GetSelectList(model.MediaFileType);
return(View(model));
}
