public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
using (var api = AmazonS3Helper.GetApi(_account))
{
if (parent.Id == "/")
{
var response = await api.ListBucketsAsync();
var items = response.Buckets.Select(_ => new StorageProviderItem
{
Id = _.BucketName,
Name = _.BucketName,
Type = StorageProviderItemType.Folder,
ParentReferenceId = parent.Id
});
return items.ToArray();
}
else
{
string bucket;
string filename;
GetBucketAndKey(parent.Id, out bucket, out filename);
var filenameLength = string.IsNullOrEmpty(filename) ? 0 : filename.Length;
var request = new ListObjectsV2Request
{
BucketName = bucket,
Prefix = filename,
};
var items = new List<StorageProviderItem>();
ListObjectsV2Response response;
var finished = false;
do
{
response = await api.ListObjectsV2Async(request);
foreach (var o in response.S3Objects)
{
var normalized = o.Key.Substring(filenameLength);
if (string.IsNullOrEmpty(normalized))
continue;
if (normalized.EndsWith("/"))
{
normalized = normalized.Remove(normalized.Length - 1);
}
if (normalized.Contains('/'))
{
finished = true;
break;
}
items.Add(new StorageProviderItem
{
Id = bucket + "/" + o.Key,
Name = normalized,
Type = o.Size > 0 ? StorageProviderItemType.File : StorageProviderItemType.Folder,
ParentReferenceId = parent.Id,
});
}
if (finished)
break;
request.ContinuationToken = response.NextContinuationToken;
} while (response.IsTruncated);
return items.ToArray();
}
}
}
private static StorageProviderItem CreateStorageProviderItem(StorageProviderItem parent, Metadata item)
{
var result = new StorageProviderItem
{
Name = item.Name,
Id = item.PathLower,
//Id = CloudPath.Combine(parent.Id, item.PathLower),
ParentReferenceId = parent.Id
};
if (item.IsFile)
{
result.Type = StorageProviderItemType.File;
// result.Id = item.AsFile.Id; // Path.Combine(parent.Id, item.PathLower)
result.LastModifiedDateTime = item.AsFile.ServerModified;
}
else if (item.IsFolder)
{
result.Type = StorageProviderItemType.Folder;
// result.Id = item.AsFolder.Id; // Path.Combine(parent.Id, item.PathLower);
}
else
{
result.Type = StorageProviderItemType.Unknown;
}
return(result);
}
private async Task SetProvider(IStorageProvider provider)
{
if (m_provider == provider)
{
return;
}
m_provider = provider;
m_cache.Clear();
m_stack.Clear();
if (m_provider == null)
{
await SetSelectedItem(null);
}
else
{
StorageProviderItem root = null;
try
{
root = await m_provider.GetRootItem();
}
catch (Exception ex)
{
MessageService.ShowWarning("Error getting Root node.\r\nException:", ex);
}
await SetSelectedItem(root);
}
}
private static StorageProviderItem CreateStorageProviderItem(StorageProviderItem parent, AmazonNode item)
{
var result = new StorageProviderItem
{
Name = item.name,
Id = item.id,
ParentReferenceId = parent.Id,
LastModifiedDateTime = item.modifiedDate
};
switch (item.kind)
{
case AmazonNodeKind.FILE:
result.Type = StorageProviderItemType.File;
break;
case AmazonNodeKind.FOLDER:
result.Type = StorageProviderItemType.Folder;
break;
default:
result.Type = StorageProviderItemType.Unknown;
break;
}
return(result);
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
var blobContainer = await GetContainer(_account);
var directory = blobContainer.GetDirectoryReference(parent.Id);
BlobContinuationToken blobContinuationToken = null;
var result = new List<StorageProviderItem>();
do
{
var listSegment = await directory.ListBlobsSegmentedAsync(blobContinuationToken);
result.AddRange(listSegment.Results.OfType<CloudBlobDirectory>().Select(s => new StorageProviderItem
{
Id = s.Prefix,
Name = GetName(s.Prefix, s.Parent),
Type = StorageProviderItemType.Folder,
ParentReferenceId = parent.Id
}));
result.AddRange(listSegment.Results.OfType<CloudBlob>().Select(s => new StorageProviderItem
{
Id = s.Uri.ToString(),
Name = GetName(s.Name, s.Parent),
Type = StorageProviderItemType.File,
ParentReferenceId = parent.Id
}));
blobContinuationToken = listSegment.ContinuationToken;
} while (blobContinuationToken != null);
return result;
}
private async Task <ItemInfo> GetItemInfo(StorageProviderItem item)
{
if (m_cache.ContainsKey(item))
{
return(m_cache[item]);
}
var info = new ItemInfo();
var result = await m_provider.GetChildrenByParentItem(item);
info.Children = result.OrderByDescending(_ => _.Type).ThenBy(_ => _.Name).ToArray();
if (item.ParentReferenceId != null)
{
var parent = m_cache.Keys.SingleOrDefault(_ => _.Id == item.ParentReferenceId);
if (parent != null)
{
info.Parent = parent;
}
else
{
throw new NotImplementedException();
}
//await m_provider.GetItem(item.ParentReference.Id);
}
m_cache.Add(item, info);
return(info);
}
private static StorageProviderItem CreateStorageProviderItem(StorageProviderItem parent, Metadata item)
{
var result = new StorageProviderItem
{
Name = item.Name,
Id = Path.Combine(parent.Id, item.PathLower),
ParentReferenceId = parent.Id
};
if (item.IsFile)
{
result.Type = StorageProviderItemType.File;
// result.Id = item.AsFile.Id; // Path.Combine(parent.Id, item.PathLower)
result.LastModifiedDateTime = item.AsFile.ServerModified;
}
else if (item.IsFolder)
{
result.Type = StorageProviderItemType.Folder;
// result.Id = item.AsFolder.Id; // Path.Combine(parent.Id, item.PathLower);
}
else
{
result.Type = StorageProviderItemType.Unknown;
}
return result;
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
var api = await GetApi();
var fields = new[]
{
DirectoryBaseItem.Fields.Members_Path, DirectoryBaseItem.Fields.Members_Name, DirectoryBaseItem.Fields.Members_Id, DirectoryBaseItem.Fields.Members_Type, DirectoryBaseItem.Fields.Members_IsReadable, DirectoryBaseItem.Fields.Members_IsWritable, DirectoryBaseItem.Fields.Members_ModiefiedDateTime
};
var dir = await api
.Directory
.Get(null, parent.Id, new [] {DirectoryMember.Directory, DirectoryMember.File }, fields)
.ExecuteAsync();
var items = dir.Members.Where(_ => _.IsReadable.Value && _.IsWritable.Value).Select(_ => new StorageProviderItem
{
Id = _.Id,
Name = _.Name,
Type =
_.Type == "file"
? StorageProviderItemType.File
: (_.Type == "dir" ? StorageProviderItemType.Folder : StorageProviderItemType.Unknown),
ParentReferenceId = parent.Id,
LastModifiedDateTime = _.ModifiedDateTime,
});
return items.ToArray();
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null) throw new ArgumentNullException("parent");
var dbxItems = await Api.Files.ListFolderAsync(parent.Id);
var items = dbxItems.Entries.Select(_ => CreateStorageProviderItem(parent, _));
return items.ToArray();
}
private async Task SetSelectedItem(StorageProviderItem item)
{
if (m_selectedItem == item || (item != null) && item.Type != StorageProviderItemType.Folder)
{
return;
}
m_selectedItem = item;
await UpdateListView();
m_txtUrl.Text = GetResultUri();
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null) throw new ArgumentNullException("parent");
var api = await OneDriveHelper.GetApi(_account);
var odChildren = await api.Drive.Items[parent.Id].Children.Request().GetAsync();
var children =
odChildren.Select(odItem => CreateStorageProviderItemFromOneDriveItem(odItem)).ToArray();
return children;
}
protected StorageProviderItem CreateStorageProviderItemFromOneDriveItem(DriveItem item)
{
var providerItem = new StorageProviderItem
{
Type =
item.IsFolder()
? StorageProviderItemType.Folder
: (item.IsFile() ? StorageProviderItemType.File : StorageProviderItemType.Unknown),
Id = item.Id,
Name = item.Name,
LastModifiedDateTime = item.LastModifiedDateTime,
ParentReferenceId = item.ParentReference != null && !string.IsNullOrEmpty(item.ParentReference.Path) ? item.ParentReference.Id : null
};
return(providerItem);
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
var api = await GetApi();
var folderItems = await api.FoldersManager.GetFolderItemsAsync(parent.Id, BoxHelper.Limit);
var items = folderItems.Entries.Select(_ => new StorageProviderItem()
{
Id = _.Id,
Name = _.Name,
Type = _.Type == "folder" ? StorageProviderItemType.Folder : (_.Type == "file" ? StorageProviderItemType.File : StorageProviderItemType.Unknown),
LastModifiedDateTime = _.ModifiedAt,
ParentReferenceId = parent.Id,
});
return items.ToArray();
}
private async Task <ItemInfo> GetItemInfo(StorageProviderItem item)
{
if (m_cache.ContainsKey(item))
{
return(m_cache[item]);
}
var info = new ItemInfo();
if (item.ParentReferenceId != null)
{
var parent = m_cache.Keys.SingleOrDefault(_ => _.Id == item.ParentReferenceId);
if (parent != null)
{
info.Parent = parent;
}
else
{
throw new InvalidOperationException("Parent of node not found!");
}
//await m_provider.GetItem(item.ParentReference.Id);
}
IEnumerable <StorageProviderItem> result;
try
{
result = await m_provider.GetChildrenByParentItem(item);
// For Debugging Only:
// Clipboard.SetText(string.Join("\r\n", result.Select(_ => _.Id).ToArray()));
}
catch (Exception ex)
{
MessageService.ShowWarning("Error loading file list.\r\nException:", ex);
return(info);
}
info.Children = result.OrderByDescending(_ => _.Type).ThenBy(_ => _.Name).ToArray();
m_cache.Add(item, info);
return(info);
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
var client = await GetClient();
var container = await GetDefaultContainer();
var objects = await client.GetObjects(container, parent.Id);
var ret = objects.Select(_ => new StorageProviderItem
{
Type =
_.ContentType == "application/directory"
? StorageProviderItemType.Folder
: StorageProviderItemType.File,
Name = NormalizeName(_.Name),
Id = _.Name,
ParentReferenceId = parent.Id,
LastModifiedDateTime = _.LastModified
});
return ret.ToArray();
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
var api = await GetApi();
var query = api.Files.List();
query.Q = string.Format("'{0}' in parents and trashed = false", parent.Id);
var items = await query.ExecuteAsync();
var newItems = items.Files.Select(_ => new StorageProviderItem()
{
Id = _.Id,
Name = _.Name,
Type =
_.MimeType == "application/vnd.google-apps.folder"
? StorageProviderItemType.Folder
: StorageProviderItemType.File,
LastModifiedDateTime = _.ModifiedTime,
ParentReferenceId = parent.Id,
});
return(newItems.ToArray());
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
var client = await GetClient();
var container = await GetDefaultContainer();
var objects = await client.GetObjects(container, parent.Id);
var ret = objects.Select(_ => new StorageProviderItem
{
Type =
_.ContentType == "application/directory"
? StorageProviderItemType.Folder
: StorageProviderItemType.File,
Name = NormalizeName(_.Name),
Id = _.Name,
ParentReferenceId = parent.Id,
LastModifiedDateTime = _.LastModified
});
return(ret.ToArray());
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
var fileShare = await GetShare(_account);
var rootDir = fileShare.GetRootDirectoryReference();
var directory = rootDir;
if (!String.IsNullOrEmpty(parent.Id))
{
directory = rootDir.GetDirectoryReference(parent.Id);
}
FileContinuationToken fileContinuationToken = null;
var result = new List <StorageProviderItem>();
do
{
var listSegment = await directory.ListFilesAndDirectoriesSegmentedAsync(fileContinuationToken);
result.AddRange(listSegment.Results.OfType <CloudFileDirectory>().Select(s => new StorageProviderItem
{
Id = GetId(s.Parent, s.Name),
Name = s.Name,
Type = StorageProviderItemType.Folder,
ParentReferenceId = parent.Id
}));
result.AddRange(listSegment.Results.OfType <CloudFile>().Select(s => new StorageProviderItem
{
Id = GetId(s.Parent, s.Name),
Name = s.Name,
Type = StorageProviderItemType.File,
ParentReferenceId = parent.Id
}));
fileContinuationToken = listSegment.ContinuationToken;
} while (fileContinuationToken != null);
return(result);
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
var api = await OneDriveHelper.GetApi(_account);
var odChildren = await api.Drive.Items[parent.Id].Children.Request().GetAsync();
var children =
odChildren.Select(odItem => CreateStorageProviderItemFromOneDriveItem(odItem)).ToArray();
return(children);
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
var api = await GetApi();
var folderItems = await api.FoldersManager.GetFolderItemsAsync(parent.Id, BoxHelper.Limit);
var items = folderItems.Entries.Select(_ => new StorageProviderItem()
{
Id = _.Id,
Name = _.Name,
Type = _.Type == "folder" ? StorageProviderItemType.Folder : (_.Type == "file" ? StorageProviderItemType.File : StorageProviderItemType.Unknown),
LastModifiedDateTime = _.ModifiedAt,
ParentReferenceId = parent.Id,
});
return(items.ToArray());
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
var api = await GetApi();
var fields = new[]
{
DirectoryBaseItem.Fields.Members_Path, DirectoryBaseItem.Fields.Members_Name, DirectoryBaseItem.Fields.Members_Id, DirectoryBaseItem.Fields.Members_Type, DirectoryBaseItem.Fields.Members_IsReadable, DirectoryBaseItem.Fields.Members_IsWritable, DirectoryBaseItem.Fields.Members_ModiefiedDateTime
};
var dir = await api
.Directory
.Get(null, parent.Id, new [] { DirectoryMember.Directory, DirectoryMember.File }, fields)
.ExecuteAsync();
var items = dir.Members.Where(_ => _.IsReadable.Value && _.IsWritable.Value).Select(_ => new StorageProviderItem
{
Id = _.Id,
Name = _.Name,
Type =
_.Type == "file"
? StorageProviderItemType.File
: (_.Type == "dir" ? StorageProviderItemType.Folder : StorageProviderItemType.Unknown),
ParentReferenceId = parent.Id,
LastModifiedDateTime = _.ModifiedDateTime,
});
return(items.ToArray());
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null) throw new ArgumentNullException("parent");
var api = await GetApi();
var driveItems = await api.Nodes.GetChildren(String.IsNullOrEmpty(parent.Id) ? null : parent.Id);
var items = driveItems.Select(_ => CreateStorageProviderItem(parent, _));
return items.ToArray();
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
var api = await GetApi();
var odChildren = await api.GetChildrenByParentItem(new OneDriveItem { Id = parent.Id });
var children =
odChildren.Collection.Select(odItem => CreateStorageProviderItemFromOneDriveItem(odItem)).ToArray();
return(children);
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
var dbxItems = await Api.Files.ListFolderAsync(parent.Id);
var items = dbxItems.Entries.Select(_ => CreateStorageProviderItem(parent, _));
while (dbxItems.HasMore)
{
dbxItems = await Api.Files.ListFolderContinueAsync(dbxItems.Cursor);
items = items.Concat(dbxItems.Entries.Select(_ => CreateStorageProviderItem(parent, _)));
}
return(items.ToArray());
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
var api = await GetApi();
var driveItems = await api.Nodes.GetChildren(string.IsNullOrEmpty(parent.Id)?null : parent.Id);
var items = driveItems.Select(_ => CreateStorageProviderItem(parent, _));
return(items.ToArray());
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
var api = await GetApi();
var query = api.Files.List();
query.Q = string.Format("'{0}' in parents and trashed = false", parent.Id);
var items = await query.ExecuteAsync();
var newItems = items.Files.Select(_ => new StorageProviderItem()
{
Id = _.Id,
Name = _.Name,
Type =
_.MimeType == "application/vnd.google-apps.folder"
? StorageProviderItemType.Folder
: StorageProviderItemType.File,
LastModifiedDateTime = _.ModifiedTime,
ParentReferenceId = parent.Id,
});
return newItems.ToArray();
}
private static StorageProviderItem CreateStorageProviderItem(StorageProviderItem parent, AmazonNode item)
{
var result = new StorageProviderItem
{
Name = item.name,
Id = item.id,
ParentReferenceId = parent.Id,
LastModifiedDateTime = item.modifiedDate
};
switch (item.kind)
{
case AmazonNodeKind.FILE:
result.Type = StorageProviderItemType.File;
break;
case AmazonNodeKind.FOLDER:
result.Type = StorageProviderItemType.Folder;
break;
default:
result.Type = StorageProviderItemType.Unknown;
break;
}
return result;
}
protected StorageProviderItem CreateStorageProviderItemFromOneDriveItem(Item item)
{
var providerItem = new StorageProviderItem
{
Type =
item.IsFolder()
? StorageProviderItemType.Folder
: (item.IsFile() ? StorageProviderItemType.File : StorageProviderItemType.Unknown),
Id = item.Id,
Name = item.Name,
LastModifiedDateTime = item.LastModifiedDateTime,
ParentReferenceId = item.ParentReference != null && !string.IsNullOrEmpty(item.ParentReference.Path) ? item.ParentReference.Id : null
};
return providerItem;
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
using (var api = AmazonS3Helper.GetApi(_account))
{
if (parent.Id == "/")
{
var response = await api.ListBucketsAsync();
var items = response.Buckets.Select(_ => new StorageProviderItem
{
Id = _.BucketName,
Name = _.BucketName,
Type = StorageProviderItemType.Folder,
ParentReferenceId = parent.Id
});
return(items.ToArray());
}
else
{
string bucket;
string filename;
GetBucketAndKey(parent.Id, out bucket, out filename);
var filenameLength = string.IsNullOrEmpty(filename) ? 0 : filename.Length;
var request = new ListObjectsV2Request
{
BucketName = bucket,
Prefix = filename,
};
var items = new List <StorageProviderItem>();
ListObjectsV2Response response;
var finished = false;
do
{
response = await api.ListObjectsV2Async(request);
foreach (var o in response.S3Objects)
{
var normalized = o.Key.Substring(filenameLength);
if (string.IsNullOrEmpty(normalized))
{
continue;
}
if (normalized.EndsWith("/"))
{
normalized = normalized.Remove(normalized.Length - 1);
}
if (normalized.Contains('/'))
{
finished = true;
break;
}
items.Add(new StorageProviderItem
{
Id = bucket + "/" + o.Key,
Name = normalized,
Type = o.Size > 0 ? StorageProviderItemType.File : StorageProviderItemType.Folder,
ParentReferenceId = parent.Id,
});
}
if (finished)
{
break;
}
request.ContinuationToken = response.NextContinuationToken;
} while (response.IsTruncated);
return(items.ToArray());
}
}
}
public async Task<IEnumerable<StorageProviderItem>> GetChildrenByParentItem(StorageProviderItem parent)
{
if (parent == null) throw new ArgumentNullException("parent");
var api = await GetApi();
var odChildren = await api.GetChildrenByParentItem(new OneDriveItem {Id = parent.Id});
var children =
odChildren.Collection.Select(odItem => CreateStorageProviderItemFromOneDriveItem(odItem)).ToArray();
return children;
}
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent)
{
using (var api = AmazonS3Helper.GetApi(_account))
{
if (parent.Id == "/")
{
var response = await api.ListBucketsAsync();
var items = response.Buckets.Select(_ => new StorageProviderItem
{
Id = _.BucketName,
Name = _.BucketName,
Type = StorageProviderItemType.Folder,
ParentReferenceId = parent.Id
});
return(items.ToArray());
}
else
{
string bucket;
string prefix;
GetBucketAndKey(parent.Id, out bucket, out prefix);
var request = new ListObjectsV2Request
{
BucketName = bucket,
Prefix = prefix,
Delimiter = "/",
};
var items = new List <StorageProviderItem>();
ListObjectsV2Response response;
do
{
response = await api.ListObjectsV2Async(request);
items.AddRange(response.CommonPrefixes.Select(folderName => new StorageProviderItem
{
Id = bucket + "/" + folderName,
Name = folderName.RemovePrefix(prefix).RemoveTrailingSlash(),
Type = StorageProviderItemType.Folder,
ParentReferenceId = parent.Id,
}));
foreach (var o in response.S3Objects)
{
var normalized = o.Key.RemovePrefix(prefix);
if (string.IsNullOrEmpty(normalized) || normalized.EndsWith("/")) // Is Parent Folder (Dummy Item)? => ignore
{
continue;
}
items.Add(new StorageProviderItem
{
Id = bucket + "/" + o.Key,
Name = normalized,
Type = StorageProviderItemType.File,
ParentReferenceId = parent.Id,
LastModifiedDateTime = o.LastModified
});
}
request.ContinuationToken = response.NextContinuationToken;
} while (response.IsTruncated);
return(items.ToArray());
}
}
}
