private void DeleteFile(string fileUrl)
{
if (fileUrl.Length > 0)
{
var relativeFilePath = _fs.GetRelativePath(fileUrl);
// delete old file
if (_fs.FileExists(relativeFilePath))
{
_fs.DeleteFile(relativeFilePath);
}
var extension = (relativeFilePath.Substring(relativeFilePath.LastIndexOf(".") + 1, relativeFilePath.Length - relativeFilePath.LastIndexOf(".") - 1));
extension = extension.ToLower();
//check for thumbnails
if (",jpeg,jpg,gif,bmp,png,tiff,tif,".IndexOf("," + extension + ",") > -1)
{
//delete thumbnails
string relativeThumbFilePath = relativeFilePath.Replace("." + extension, "_thumb");
try
{
if (_fs.FileExists(relativeThumbFilePath + Thumbnailext))
{
_fs.DeleteFile(relativeThumbFilePath + Thumbnailext);
}
}
catch
{
}
if (_thumbnails != "")
{
var thumbnailSizes = _thumbnails.Split(";".ToCharArray());
foreach (var thumb in thumbnailSizes)
{
if (thumb != "")
{
string relativeExtraThumbFilePath = relativeThumbFilePath + "_" + thumb + Thumbnailext;
try
{
if (_fs.FileExists(relativeExtraThumbFilePath))
{
_fs.DeleteFile(relativeExtraThumbFilePath);
}
}
catch
{
}
}
}
}
}
}
}
public void delete(int id, string username, string password)
{
Authenticate(username, password);
Media m = new Media(id);
if (m.HasChildren)
{
throw new Exception("Cannot delete Media " + id + " as it has child nodes");
}
Property p = m.getProperty("umbracoFile");
if (p != null)
{
if (!(p.Value == System.DBNull.Value))
{
var path = _fs.GetRelativePath(p.Value.ToString());
if (_fs.FileExists(path))
{
_fs.DeleteFile(path, true);
}
}
}
m.delete();
}
/// <summary>
/// Converts the value received from the editor into the value can be stored in the database.
/// </summary>
/// <param name="editorValue">The value received from the editor.</param>
/// <param name="currentValue">The current value of the property</param>
/// <returns>The converted value.</returns>
/// <remarks>
/// <para>The <paramref name="currentValue"/> is used to re-use the folder, if possible.</para>
/// <para>The <paramref name="editorValue"/> is value passed in from the editor. We normally don't care what
/// the editorValue.Value is set to because we are more interested in the files collection associated with it,
/// however we do care about the value if we are clearing files. By default the editorValue.Value will just
/// be set to the name of the file - but again, we just ignore this and deal with the file collection in
/// editorValue.AdditionalData.ContainsKey("files")</para>
/// <para>We only process ONE file. We understand that the current value may contain more than one file,
/// and that more than one file may be uploaded, so we take care of them all, but we only store ONE file.
/// Other places (FileUploadPropertyEditor...) do NOT deal with multiple files, and our logic for reusing
/// folders would NOT work, etc.</para>
/// </remarks>
public override object ConvertEditorToDb(ContentPropertyData editorValue, object currentValue)
{
currentValue = currentValue ?? string.Empty;
// at that point,
// currentValue is either empty or "/media/path/to/img.jpg"
// editorValue.Value is { "clearFiles": true } or { "selectedFiles": "img1.jpg,img2.jpg" }
// comparing them makes little sense
// check the editorValue value to see whether we need to clear files
var editorJsonValue = editorValue.Value as JObject;
var clears = editorJsonValue != null && editorJsonValue["clearFiles"] != null && editorJsonValue["clearFiles"].Value <bool>();
var uploads = editorValue.AdditionalData.ContainsKey("files") && editorValue.AdditionalData["files"] is IEnumerable <ContentItemFile>;
// nothing = no changes, return what we have already (leave existing files intact)
if (clears == false && uploads == false)
{
return(currentValue);
}
// get the current file paths
var currentPaths = currentValue.ToString()
.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Select(x => _mediaFileSystem.GetRelativePath(x)) // get the fs-relative path
.ToArray();
// if clearing, remove these files and return
if (clears)
{
foreach (var pathToRemove in currentPaths)
{
_mediaFileSystem.DeleteFile(pathToRemove, true);
}
return(string.Empty); // no more files
}
// ensure we have the required guids
if (editorValue.AdditionalData.ContainsKey("cuid") == false || // for the content item
editorValue.AdditionalData.ContainsKey("puid") == false) // and the property type
{
throw new Exception("Missing cuid/puid additional data.");
}
var cuido = editorValue.AdditionalData["cuid"];
var puido = editorValue.AdditionalData["puid"];
if ((cuido is Guid) == false || (puido is Guid) == false)
{
throw new Exception("Invalid cuid/puid additional data.");
}
var cuid = (Guid)cuido;
var puid = (Guid)puido;
if (cuid == Guid.Empty || puid == Guid.Empty)
{
throw new Exception("Invalid cuid/puid additional data.");
}
// process the files
var files = ((IEnumerable <ContentItemFile>)editorValue.AdditionalData["files"]).ToArray();
var newPaths = new List <string>();
const int maxLength = 1; // we only process ONE file
for (var i = 0; i < maxLength /*files.Length*/; i++)
{
var file = files[i];
// skip invalid files
if (UploadFileTypeValidator.ValidateFileExtension(file.FileName) == false)
{
continue;
}
// get the filepath
// in case we are using the old path scheme, try to re-use numbers (bah...)
var reuse = i < currentPaths.Length ? currentPaths[i] : null; // this would be WRONG with many files
var filepath = _mediaFileSystem.GetMediaPath(file.FileName, reuse, cuid, puid); // fs-relative path
using (var filestream = File.OpenRead(file.TempFilePath))
{
_mediaFileSystem.AddFile(filepath, filestream, true); // must overwrite!
var ext = _mediaFileSystem.GetExtension(filepath);
if (_mediaFileSystem.IsImageFile(ext) && ext != ".svg")
{
var preValues = editorValue.PreValues.FormatAsDictionary();
var sizes = preValues.Any() ? preValues.First().Value.Value : string.Empty;
using (var image = Image.FromStream(filestream))
_mediaFileSystem.GenerateThumbnails(image, filepath, sizes);
}
// all related properties (auto-fill) are managed by FileUploadPropertyEditor
// when the content is saved (through event handlers)
newPaths.Add(filepath);
}
}
// remove all temp files
foreach (var file in files)
{
File.Delete(file.TempFilePath);
}
// remove files that are not there anymore
foreach (var pathToRemove in currentPaths.Except(newPaths))
{
_mediaFileSystem.DeleteFile(pathToRemove, true);
}
return(string.Join(",", newPaths.Select(x => _mediaFileSystem.GetUrl(x))));
}
/// <summary>
/// Converts the value received from the editor into the value can be stored in the database.
/// </summary>
/// <param name="editorValue">The value received from the editor.</param>
/// <param name="currentValue">The current value of the property</param>
/// <returns>The converted value.</returns>
/// <remarks>
/// <para>The <paramref name="currentValue"/> is used to re-use the folder, if possible.</para>
/// <para>editorValue.Value is used to figure out editorFile and, if it has been cleared, remove the old file - but
/// it is editorValue.AdditionalData["files"] that is used to determine the actual file that has been uploaded.</para>
/// </remarks>
public override object ConvertEditorToDb(ContentPropertyData editorValue, object currentValue)
{
// get the current path
var currentPath = string.Empty;
try
{
var svalue = currentValue as string;
var currentJson = string.IsNullOrWhiteSpace(svalue) ? null : JObject.Parse(svalue);
if (currentJson != null && currentJson["src"] != null)
{
currentPath = currentJson["src"].Value <string>();
}
}
catch (Exception ex)
{
// for some reason the value is invalid so continue as if there was no value there
LogHelper.WarnWithException <ImageCropperPropertyValueEditor>("Could not parse current db value to a JObject.", ex);
}
if (string.IsNullOrWhiteSpace(currentPath) == false)
{
currentPath = _mediaFileSystem.GetRelativePath(currentPath);
}
// get the new json and path
JObject editorJson = null;
var editorFile = string.Empty;
if (editorValue.Value != null)
{
editorJson = editorValue.Value as JObject;
if (editorJson != null && editorJson["src"] != null)
{
editorFile = editorJson["src"].Value <string>();
}
}
// ensure we have the required guids
if (editorValue.AdditionalData.ContainsKey("cuid") == false || // for the content item
editorValue.AdditionalData.ContainsKey("puid") == false) // and the property type
{
throw new Exception("Missing cuid/puid additional data.");
}
var cuido = editorValue.AdditionalData["cuid"];
var puido = editorValue.AdditionalData["puid"];
if ((cuido is Guid) == false || (puido is Guid) == false)
{
throw new Exception("Invalid cuid/puid additional data.");
}
var cuid = (Guid)cuido;
var puid = (Guid)puido;
if (cuid == Guid.Empty || puid == Guid.Empty)
{
throw new Exception("Invalid cuid/puid additional data.");
}
// editorFile is empty whenever a new file is being uploaded
// or when the file is cleared (in which case editorJson is null)
// else editorFile contains the unchanged value
var uploads = editorValue.AdditionalData.ContainsKey("files") && editorValue.AdditionalData["files"] is IEnumerable <ContentItemFile>;
var files = uploads ? ((IEnumerable <ContentItemFile>)editorValue.AdditionalData["files"]).ToArray() : new ContentItemFile[0];
var file = uploads ? files.FirstOrDefault() : null;
if (file == null) // not uploading a file
{
// if editorFile is empty then either there was nothing to begin with,
// or it has been cleared and we need to remove the file - else the
// value is unchanged.
if (string.IsNullOrWhiteSpace(editorFile) && string.IsNullOrWhiteSpace(currentPath) == false)
{
_mediaFileSystem.DeleteFile(currentPath, true);
return(null); // clear
}
return(editorJson == null ? null : editorJson.ToString()); // unchanged
}
// process the file
var filepath = editorJson == null ? null : ProcessFile(editorValue, file, currentPath, cuid, puid);
// remove all temp files
foreach (var f in files)
{
File.Delete(f.TempFilePath);
}
// remove current file if replaced
if (currentPath != filepath && string.IsNullOrWhiteSpace(currentPath) == false)
{
_mediaFileSystem.DeleteFile(currentPath, true);
}
// update json and return
if (editorJson == null)
{
return(null);
}
editorJson["src"] = filepath == null ? string.Empty : _mediaFileSystem.GetUrl(filepath);
return(editorJson.ToString());
}