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Copy pathFirebaseRealtimeDBFileProvider.cs
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FirebaseRealtimeDBFileProvider.cs
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using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Compression;
using System.Linq;
using Newtonsoft.Json;
using Newtonsoft.Json.Serialization;
using Syncfusion.EJ2.FileManager.Base;
using FirebaseHelper;
namespace Syncfusion.EJ2.FileManager.FirebaseRealtimeFileProvider
{
public class FirebaseRealtimeDBFileProvider
{
protected string filterPath = null;
protected string filterId = null;
protected long fileData;
FirebaseOperations firebaseAPI;
FirebaseOperations getFirebaseRootNode;
FirebaseResponse getResponse;
FileManagerDirectoryContent[] firebaseGetData;
private FileStreamResult fileStreamResult;
List<FileManagerDirectoryContent> copyFiles = new List<FileManagerDirectoryContent>();
protected string apiUrl;
protected string rootNode;
protected string serviceAccountKeyPath;
// Registering the firebase realtime database storage
public void RegisterFirebaseRealtimeDB(string apiUrl, string rootNode, string serviceAccountKeyPath)
{
this.apiUrl = apiUrl;
this.rootNode = rootNode;
this.serviceAccountKeyPath = serviceAccountKeyPath;
this.UpdateFirebaseJSONData();
}
public FirebaseRealtimeDBFileProvider()
{
}
//updates the firebase realtime database json
private void UpdateFirebaseJSONData()
{
this.firebaseAPI = new FirebaseOperations(this.apiUrl, this.serviceAccountKeyPath);
this.getFirebaseRootNode = firebaseAPI.Node(this.rootNode);
this.getResponse = getFirebaseRootNode.Get(this.apiUrl + "/" + this.rootNode + "/");
dynamic obj = Newtonsoft.Json.JsonConvert.DeserializeObject(getResponse.JSONContent);
this.firebaseGetData = JsonConvert.DeserializeObject<FileManagerDirectoryContent[]>(getResponse.JSONContent);
this.firebaseGetData = this.firebaseGetData.Where(c => c != null).ToArray();
}
// Reads the files within the directorty
public FileManagerResponse GetFiles(string path, bool showHiddenItems, params FileManagerDirectoryContent[] data)
{
FileManagerResponse readResponse = new FileManagerResponse();
try
{
if (path == null)
{
path = string.Empty;
}
List<FileManagerDirectoryContent> cwd = new List<FileManagerDirectoryContent>();
if (path == "/")
{
cwd = firebaseGetData.Where(x => x.Id == "0").Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = System.IO.Path.GetExtension(x.Name),
HasChild = x.HasChild,
FilterPath = x.FilterPath,
ParentId = "",
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToList();
}
else
{
cwd = firebaseGetData.Where(x => x.Id == data[0].Id).Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = System.IO.Path.GetExtension(x.Name),
HasChild = x.HasChild,
ParentId = x.ParentId,
FilterPath = x.FilterPath,
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToList();
}
FileManagerDirectoryContent[] files = JsonConvert.DeserializeObject<FileManagerDirectoryContent[]>(getResponse.JSONContent);
if (path == "/")
{
files = firebaseGetData.Where(x => x.isRoot == true).Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = System.IO.Path.GetExtension(x.Name),
HasChild = x.HasChild,
FilterPath = x.FilterPath,
ParentId = "0",
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToArray();
}
else
{
files = firebaseGetData.Where(x => x.ParentId == data[0].Id).Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = x.Type,
ParentId = data[0].Id,
HasChild = x.HasChild,
FilterPath = x.FilterPath,
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToArray();
}
readResponse.Files = files;
readResponse.CWD = cwd[0];
return readResponse;
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Code = "404";
er.Message = e.Message.ToString();
readResponse.Error = er;
return readResponse;
}
}
// Creates a newFolder
public FileManagerResponse Create(string path, string name, params FileManagerDirectoryContent[] data)
{
FileManagerResponse createResponse = new FileManagerResponse();
try
{
int idValue = this.firebaseGetData.Select(x => x.Id).ToArray().Select(int.Parse).ToArray().Max();
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + data[0].Id, JsonConvert.SerializeObject(new UpdateChild() { hasChild = true, dateModified = DateTime.Now.ToString() }));
this.GetRelativePath(data[0].Id, "/");
this.GetRelativeId(data[0].Id);
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idValue + 1).ToString(),
Name = name,
Size = 0,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = "folder",
HasChild = false,
ParentId = data[0].Id,
IsFile = false,
isRoot = (Int32.Parse(data[0].Id) == 0) ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
this.updateDBNode(CreateData, idValue);
createResponse.Files = new FileManagerDirectoryContent[] { CreateData };
return createResponse;
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Code = "404";
er.Message = e.Message.ToString();
createResponse.Error = er;
return createResponse;
}
}
// Gets the details of the selected item(s).
public FileManagerResponse Details(string path, string[] names, params FileManagerDirectoryContent[] data)
{
FileManagerResponse getDetailResponse = new FileManagerResponse();
FileDetails detailFiles = new FileDetails();
FileDetails fileDetails = new FileDetails();
try
{
if (names.Length == 0 || names.Length == 1)
{
FileManagerDirectoryContent[] cwd = firebaseGetData.Where(x => x.Id == data[0].Id).Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = x.Type,
HasChild = x.HasChild,
FilterPath = x.FilterPath,
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToArray();
detailFiles = new FileDetails()
{
Name = cwd[0].Name,
MultipleFiles = false,
IsFile = cwd[0].IsFile,
Location = cwd[0].Path,
Size = cwd[0].Size.ToString(),
Created = cwd[0].DateCreated,
Modified = cwd[0].DateModified
};
detailFiles.Size = byteConversion(long.Parse("" + this.GetItemSize(data))).ToString();
this.GetRelativePath(cwd[0].Id, "\\");
detailFiles.Location = this.filterPath;
}
else
{
List<string> NamesList = new List<string>();
bool sameFolder = true;
foreach (var location in data) {
if (data[0].FilterPath != location.FilterPath) {
sameFolder = false;
}
}
for (int i = 0; i < names.Length; i++)
{
FileManagerDirectoryContent[] cwd = firebaseGetData.Where(x => x.Id == data[i].Id).Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = x.Type,
HasChild = x.HasChild,
FilterPath = x.FilterPath,
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToArray();
NamesList.Add(cwd[0].Name);
}
fileDetails.Name = string.Join(", ", NamesList.ToArray());
fileDetails.Location = sameFolder ? rootNode + data[0].FilterPath.TrimEnd('/') : "Various folders";
fileDetails.Size = byteConversion(long.Parse("" + this.GetItemSize(data))).ToString();
fileDetails.MultipleFiles = true;
detailFiles = fileDetails;
}
getDetailResponse.Details = detailFiles;
this.fileData = 0;
return getDetailResponse;
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Code = "404";
er.Message = e.ToString();
getDetailResponse.Error = er;
return getDetailResponse;
}
}
// Gets relative path of file or folder
public void GetRelativePath(string y, string pathSymbol)
{
FileManagerDirectoryContent[] file = firebaseGetData.Where(x => x.Id == y).Select(x => x).ToArray();
if (String.IsNullOrEmpty(this.filterPath))
{
this.filterPath = file[0].Name;
}
else
{
this.filterPath = file[0].Name + this.filterPath;
}
if (!String.IsNullOrEmpty(file[0].ParentId))
{
if (!file[0].isRoot)
{
this.filterPath = pathSymbol + filterPath;
this.GetRelativePath(file[0].ParentId, pathSymbol);
}
else
{
FileManagerDirectoryContent[] path = firebaseGetData.Where(x => x.Id == file[0].ParentId).Select(x => x).ToArray();
this.filterPath = path[0].Name + pathSymbol + filterPath;
}
}
}
// Gets relative Id of file or folder
public void GetRelativeId(string y)
{
FileManagerDirectoryContent[] file = firebaseGetData.Where(x => x.Id == y).Select(x => x).ToArray();
if (String.IsNullOrEmpty(this.filterId))
{
this.filterId = file[0].Id;
}
else
{
this.filterId = file[0].Id + this.filterId;
}
bool isRoot = file[0].isRoot;
if (!String.IsNullOrEmpty(file[0].ParentId))
{
if (!isRoot)
{
this.filterId = "/" + filterId;
this.GetRelativeId(file[0].ParentId);
}
else
{
FileManagerDirectoryContent[] path = firebaseGetData.Where(x => x.Id == file[0].ParentId).Select(x => x).ToArray();
this.filterId = path[0].Id + "/" + filterId;
}
}
}
// Returns the size of the selected file or folder
public long GetItemSize(FileManagerDirectoryContent[] data)
{
foreach (FileManagerDirectoryContent item in data)
{
this.fileData = this.fileData + item.Size;
long[] fileData = this.firebaseGetData.Where(x => x.ParentId == item.Id).Select(x => x.Size).ToArray();
this.fileData = this.fileData + fileData.Sum();
FileManagerDirectoryContent[] dataFile = this.firebaseGetData.Where(x => x.ParentId == item.Id && x.IsFile == false).Select(x => x).ToArray();
if (dataFile.Length > 0)
{
this.GetItemSize(dataFile);
}
}
return this.fileData;
}
//Deletes the child nodes from a folder
public void DeleteItems(string item)
{
FileManagerDirectoryContent[] childs = this.firebaseGetData.Where(x => x.ParentId == item).Select(x => x).ToArray();
this.getFirebaseRootNode.Delete(this.apiUrl + "/" + this.rootNode + "/" + item);
if (childs.Length != 0)
{
foreach (FileManagerDirectoryContent child in childs)
{
this.DeleteItems(child.Id);
}
}
}
// Deletes file(s) or folder(s).
public virtual FileManagerResponse Delete(string path, string[] names, params FileManagerDirectoryContent[] data)
{
FileManagerDirectoryContent[] removedFiles = new FileManagerDirectoryContent[names.Length];
removedFiles = data.Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = x.Name,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = x.DateModified,
Type = x.Type,
HasChild = x.HasChild,
FilterPath = x.FilterPath,
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToArray();
foreach (FileManagerDirectoryContent item in data)
{
this.DeleteItems(item.Id);
}
FileManagerResponse DeleteResponse = new FileManagerResponse();
try
{
this.UpdateFirebaseJSONData();
FileManagerDirectoryContent[] emptyFolder = this.firebaseGetData.Where(x => x.ParentId == data[0].ParentId).Select(x => x).ToArray();
if (emptyFolder.Length == 0)
{
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + data[0].ParentId, JsonConvert.SerializeObject(new UpdateChild() { hasChild = false, dateModified = DateTime.Now.ToString() }));
}
DeleteResponse.Files = removedFiles;
return DeleteResponse;
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Code = "404";
er.Message = e.Message.ToString();
DeleteResponse.Error = er;
return DeleteResponse;
}
}
// Returns the last node id from the firebase database
public int updatedNodeId()
{
this.UpdateFirebaseJSONData();
return this.firebaseGetData.Select(x => x.Id).ToArray().Select(int.Parse).ToArray().Max();
}
// Renames file(s) or folder(s).
public FileManagerResponse Rename(string path, string name, string newName, bool replace = false, params FileManagerDirectoryContent[] data)
{
FileManagerResponse renameResponse = new FileManagerResponse();
try
{
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + data[0].Id, JsonConvert.SerializeObject(new RenameNode() { name = "" + newName, type = System.IO.Path.GetExtension(newName) }));
this.UpdateFirebaseJSONData();
FileManagerDirectoryContent[] renamedData = firebaseGetData.Where(x => x.Id == data[0].Id).Select(x => new FileManagerDirectoryContent()
{
Id = x.Id,
Name = newName,
Size = x.Size,
DateCreated = x.DateCreated,
DateModified = (System.IO.Path.GetExtension(newName) == "folder") ? DateTime.Now.ToString() : x.DateModified,
Type = System.IO.Path.GetExtension(newName),
HasChild = x.HasChild,
FilterPath = x.FilterPath,
FilterId = x.FilterId,
IsFile = x.IsFile,
}).ToArray();
renameResponse.Files = renamedData;
return renameResponse;
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Message = e.Message.ToString();
er.Code = er.Message.Contains("Access is denied") ? "401" : "417";
renameResponse.Error = er;
return renameResponse;
}
}
//Copies the child folder or files from a parent node
public void copyFolderItems(FileManagerDirectoryContent item, FileManagerDirectoryContent target)
{
if (!item.IsFile)
{
int idVal = this.updatedNodeId();
List<FileManagerDirectoryContent> i = this.firebaseGetData.Where(x => x.Id == item.Id).Select(x => x).ToList();
this.GetRelativePath(target.Id, "/");
this.GetRelativeId(target.Id.ToString());
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idVal + 1).ToString(),
Name = item.Name,
Size = 0,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = "folder",
HasChild = false,
ParentId = target.Id,
IsFile = false,
Content = i[0].Content,
isRoot = String.IsNullOrEmpty(target.ParentId) ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
copyFiles.Add(CreateData);
this.updateDBNode(CreateData, idVal);
if (target.HasChild == false)
{
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + target.Id, JsonConvert.SerializeObject(new UpdateChild() { hasChild = true, dateModified = DateTime.Now.ToString() }));
}
}
this.filterPath = this.filterId = null;
FileManagerDirectoryContent[] childs = this.firebaseGetData.Where(x => x.ParentId == item.Id).Select(x => x).ToArray();
int idValue = this.updatedNodeId();
if (childs.Length > 0)
{
foreach (FileManagerDirectoryContent child in childs)
{
this.filterPath = this.filterId = null;
if (child.IsFile)
{
int idVal = this.updatedNodeId();
this.GetRelativePath(idValue.ToString(), "/");
this.GetRelativeId(idValue.ToString());
// Copy the file
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idVal + 1).ToString(),
Name = child.Name,
Size = child.Content.Length,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = child.Type,
HasChild = false,
ParentId = idValue.ToString(),
IsFile = true,
Content = child.Content,
isRoot = String.IsNullOrEmpty(this.firebaseGetData.Where(x => x.Id == idVal.ToString()).Select(x => x).ToArray()[0].ParentId) ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
this.updateDBNode(CreateData, idVal);
}
}
this.filterPath = this.filterId = null;
foreach (FileManagerDirectoryContent child in childs)
{
if (!child.IsFile)
{
this.copyFolderItems(child, this.firebaseGetData.Where(x => x.Id == (idValue).ToString()).Select(x => x).ToArray()[0]);
}
}
}
}
//Updates the file system in the firebase database
public void updateDBNode(FileManagerDirectoryContent CreateData, int idValue)
{
string createdString = JsonConvert.SerializeObject(CreateData, new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = new CamelCaseNamingStrategy()
}
});
this.firebaseAPI.Patch(this.apiUrl + "/" + this.rootNode + "/", "{" + (idValue + 1).ToString() + ":" + createdString + "}");
}
// Copies file(s) or folder(s).
public FileManagerResponse Copy(string path, string targetPath, string[] names, string[] renameFiles, FileManagerDirectoryContent targetData, params FileManagerDirectoryContent[] data)
{
FileManagerResponse copyResponse = new FileManagerResponse();
List<string> children = this.firebaseGetData.Where(x => x.ParentId == data[0].Id).Select(x => x.Id).ToList();
if (children.IndexOf(targetData.Id) != -1 || data[0].Id == targetData.Id)
{
ErrorDetails er = new ErrorDetails();
er.Code = "400";
er.Message = "The destination folder is the subfolder of the source folder.";
copyResponse.Error = er;
return copyResponse;
}
foreach (FileManagerDirectoryContent item in data)
{
try
{
int idValue = this.updatedNodeId();
if (item.IsFile)
{
// Copy the file
List<FileManagerDirectoryContent> i = this.firebaseGetData.Where(x => x.Id == item.Id).Select(x => x).ToList();
this.GetRelativePath(targetData.Id, "/");
this.GetRelativeId(targetData.Id);
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idValue + 1).ToString(),
Name = item.Name,
Size = i[0].Content.Length,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = i[0].Type,
HasChild = false,
ParentId = targetData.Id,
IsFile = true,
Content = i[0].Content,
isRoot = String.IsNullOrEmpty(targetData.ParentId) ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
copyFiles.Add(CreateData);
this.updateDBNode(CreateData, idValue);
this.filterPath = this.filterId = null;
}
}
catch (Exception e)
{
Console.WriteLine("An error occurred: " + e.Message);
return null;
}
}
foreach (FileManagerDirectoryContent item in data)
{
try
{
if (!item.IsFile)
{
this.copyFolderItems(item, targetData);
}
}
catch (Exception e)
{
Console.WriteLine("An error occurred: " + e.Message);
return null;
}
}
copyResponse.Files = copyFiles;
return copyResponse;
}
//Move the files or folders from it current parent item to target item
public FileManagerResponse Move(string path, string targetPath, string[] names, string[] renameFiles, FileManagerDirectoryContent targetData, params FileManagerDirectoryContent[] data)
{
FileManagerResponse moveResponse = new FileManagerResponse();
foreach (FileManagerDirectoryContent item in data)
{
List<string> children = this.firebaseGetData.Where(x => x.ParentId == item.Id).Select(x => x.Id).ToList();
if (children.IndexOf(targetData.Id) != -1 || data[0].Id == targetData.Id)
{
ErrorDetails er = new ErrorDetails();
er.Code = "400";
er.Message = "The destination folder is the subfolder of the source folder.";
moveResponse.Error = er;
return moveResponse;
}
try
{
// Move the file or folder
this.filterPath = this.filterId = null;
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + item.Id, JsonConvert.SerializeObject(new UpdateParentId() { parentId = targetData.Id, isRoot = String.IsNullOrEmpty(targetData.ParentId) ? true : false, filterId = "", filterPath = "" }));
this.GetRelativeId(targetData.Id);
this.GetRelativePath(targetData.Id, "/");
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + item.Id, JsonConvert.SerializeObject(new UpdateParentId() { parentId = targetData.Id, isRoot = String.IsNullOrEmpty(targetData.ParentId) ? true : false, filterId = this.filterId + "/", filterPath = this.filterPath.Substring(this.rootNode.Length) + "/" }));
this.UpdateFirebaseJSONData();
this.updateChildPath(item, false);
FileManagerDirectoryContent[] targetItem = this.firebaseGetData.Where(x => x.Id == targetData.Id).Select(x => x).ToArray();
if (targetItem[0].HasChild == false)
{
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + targetData.Id, JsonConvert.SerializeObject(new UpdateChild() { hasChild = true, dateModified = DateTime.Now.ToString() }));
}
copyFiles.Add(this.firebaseGetData.Where(x => x.Id == item.Id).Select(x => x).ToArray()[0]);
if (this.firebaseGetData.Where(x => x.ParentId == item.ParentId && x.Type == "folder").Select(x => x).ToArray().Length < 1)
{
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + item.ParentId, JsonConvert.SerializeObject(new UpdateChild() { hasChild = false, dateModified = DateTime.Now.ToString() }));
}
}
catch (Exception e)
{
Console.WriteLine("An error occurred: " + e.Message);
return null;
}
}
moveResponse.Files = copyFiles;
return moveResponse;
}
public void updateChildPath(FileManagerDirectoryContent item, bool innerChild)
{
if (innerChild)
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + item.Id, JsonConvert.SerializeObject(new UpdateParentId()
{
parentId = item.ParentId,
isRoot = String.IsNullOrEmpty(item.ParentId) ? true : false,
filterId = filterId = this.filterId.Substring(0, (this.filterId.Length - (this.filterId.Split("/").Last()).Length)),
filterPath = item.IsFile ? this.filterPath.Substring(this.rootNode.Length) + "/" : (this.filterPath.Substring(this.rootNode.Length)).Substring(0, (this.filterPath.Substring(this.rootNode.Length)).Length - (this.filterPath.Substring(this.rootNode.Length)).Split("/").Last().Length)
}));
FileManagerDirectoryContent[] childs = this.firebaseGetData.Where(x => x.ParentId == item.Id).Select(x => x).ToArray();
if (childs.Length > 0)
{
foreach (FileManagerDirectoryContent child in childs)
{
this.filterPath = this.filterId = null;
this.GetRelativeId(child.Id);
this.GetRelativePath(child.Id, "/");
this.getFirebaseRootNode.Patch(this.apiUrl + "/" + this.rootNode + "/" + child.Id, JsonConvert.SerializeObject(new UpdateParentId()
{
parentId = item.Id,
isRoot = String.IsNullOrEmpty(child.ParentId) ? true : false,
filterId = filterId = this.filterId.Substring(0, (this.filterId.Length - (this.filterId.Split("/").Last()).Length)),
filterPath = item.IsFile ? this.filterPath.Substring(this.rootNode.Length) + "/" : (this.filterPath.Substring(this.rootNode.Length)).Substring(0, (this.filterPath.Substring(this.rootNode.Length)).Length - (this.filterPath.Substring(this.rootNode.Length)).Split("/").Last().Length)
}));
FileManagerDirectoryContent[] subchilds = this.firebaseGetData.Where(x => x.ParentId == child.Id).Select(x => x).ToArray();
if (subchilds.Length > 0)
{
foreach (FileManagerDirectoryContent i in subchilds)
{
this.updateChildPath(i, true);
}
}
}
}
}
// Search for particular file(s) or folder(s).
public FileManagerResponse Search(string path, string searchString, bool showHiddenItems = false, bool caseSensitive = false, params FileManagerDirectoryContent[] data)
{
FileManagerResponse searchResponse = new FileManagerResponse();
try
{
char[] i = new Char[] { '*' };
FileManagerDirectoryContent childItem = this.firebaseGetData.FirstOrDefault(x =>
{
if (string.IsNullOrEmpty(x.FilterId))
return false;
var index = x.FilterId.IndexOf('/');
var filterId = index > 0 ? x.FilterId.Substring(index) : x.FilterId;
return filterId == path;
});
if (childItem == null)
{
searchResponse.Files = new List<FileManagerDirectoryContent>();
return searchResponse;
}
List<FileManagerDirectoryContent> currentItems = GetAllChildItems(childItem.ParentId);
FileManagerDirectoryContent[] searchFiles = currentItems.Select(x => x).Where(x => x.Name.ToLower().Contains(searchString.TrimStart(i).TrimEnd(i).ToLower())).Select(x => x).ToArray();
searchResponse.Files = searchFiles;
return searchResponse;
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Code = "404";
er.Message = e.Message.ToString();
searchResponse.Error = er;
return searchResponse;
}
}
private List<FileManagerDirectoryContent> GetAllChildItems(string parentId)
{
List<FileManagerDirectoryContent> children = this.firebaseGetData.Where(item => item.ParentId == parentId).ToList();
List<FileManagerDirectoryContent> allChildren = new List<FileManagerDirectoryContent>(children);
foreach (var child in children)
{
allChildren.AddRange(GetAllChildItems(child.Id));
}
return allChildren;
}
// Converts the bytes to definite size values
public String byteConversion(long fileSize)
{
try
{
string[] index = { "B", "KB", "MB", "GB", "TB", "PB", "EB" }; //Longs run out around EB
if (fileSize == 0)
{
return "0 " + index[0];
}
long bytes = Math.Abs(fileSize);
int loc = Convert.ToInt32(Math.Floor(Math.Log(bytes, 1024)));
double num = Math.Round(bytes / Math.Pow(1024, loc), 1);
return (Math.Sign(fileSize) * num).ToString() + " " + index[loc];
}
catch (Exception)
{
throw;
}
}
//Returns the image
public FileStreamResult GetImage(string path, string id, bool allowCompress, ImageSize size, params FileManagerDirectoryContent[] data)
{
try
{
return new FileStreamResult(new MemoryStream(this.firebaseGetData.Where(x => x.Id == id).ToList()[0].Content), "APPLICATION/octet-stream");
}
catch (Exception) { throw; }
}
// Uploads the file(s) to the files system.
public virtual FileManagerResponse Upload(string path, IList<IFormFile> uploadFiles, string action, params FileManagerDirectoryContent[] data)
{
FileManagerResponse uploadResponse = new FileManagerResponse();
List<string> existFiles = new List<string>();
try
{
foreach (IFormFile file in uploadFiles)
{
string name = file.FileName;
string fullName = Path.Combine(Path.GetTempPath(), name);
if (uploadFiles != null)
{
string filename = Path.GetFileName(uploadFiles[0].FileName);
string contentType = uploadFiles[0].ContentType;
int idValue = this.firebaseGetData.Select(x => x.Id).ToArray().Select(int.Parse).ToArray().Max();
string[] fileNames = this.firebaseGetData.Select(x => x.Name).ToArray();
string safePath = SanitizeAndValidatePath(Path.Combine(Path.GetTempPath(), filename));
if (action == "save")
{
if (!System.IO.File.Exists(fullName))
{
using (FileStream fsSource = new FileStream(safePath, FileMode.Create))
{
uploadFiles[0].CopyTo(fsSource);
fsSource.Close();
}
using (FileStream fsSource = new FileStream(safePath, FileMode.Open, FileAccess.Read))
{
BinaryReader br = new BinaryReader(fsSource);
long numBytes = new FileInfo(safePath).Length;
byte[] bytes = br.ReadBytes((int)numBytes);
this.GetRelativePath(data[0].Id, "/");
this.GetRelativeId(data[0].Id);
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idValue + 1).ToString(),
Name = filename,
Size = bytes.Length,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = System.IO.Path.GetExtension(filename),
HasChild = false,
ParentId = data[0].Id,
IsFile = true,
Content = bytes,
isRoot = (data[0].Id.ToString() == "0") ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
this.updateDBNode(CreateData, idValue);
}
}
else
{
existFiles.Add(name);
}
}
else if (action == "replace")
{
int i = 0;
FileManagerDirectoryContent[] childs = this.firebaseGetData.Select(x => x).ToArray();
foreach (string newFile in fileNames)
{
if (newFile == filename)
{
while (i < fileNames.Length)
{
if (filename == fileNames[i])
{
int id = i;
this.DeleteItems(childs[id].Id);
}
i++;
}
}
}
using (FileStream fsSource = new FileStream(safePath, FileMode.Create))
{
file.CopyTo(fsSource);
fsSource.Close();
}
using (FileStream fsSource = new FileStream(safePath, FileMode.Open, FileAccess.Read))
{
BinaryReader br = new BinaryReader(fsSource);
long numBytes = new FileInfo(safePath).Length;
byte[] bytes = br.ReadBytes((int)numBytes);
this.GetRelativePath(data[0].Id, "/");
this.GetRelativeId(data[0].Id);
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idValue + 1).ToString(),
Name = filename,
Size = bytes.Length,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = System.IO.Path.GetExtension(filename),
HasChild = false,
ParentId = data[0].Id,
IsFile = true,
Content = bytes,
isRoot = (data[0].Id.ToString() == "0") ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
this.updateDBNode(CreateData, idValue);
}
}
else if (action == "keepboth")
{
string newName = fullName;
string newFileName = file.FileName;
int index = fullName.LastIndexOf(".");
int indexValue = newFileName.LastIndexOf(".");
if (index >= 0)
{
newName = fullName.Substring(0, index);
newFileName = newFileName.Substring(0, indexValue);
}
int fileCount = 0;
while (System.IO.File.Exists(newName + (fileCount > 0 ? "(" + fileCount.ToString() + ")" + Path.GetExtension(name) : Path.GetExtension(name))))
{
fileCount++;
}
newName = newFileName + (fileCount > 0 ? "(" + fileCount.ToString() + ")" : "") + Path.GetExtension(name);
string newSafePath = SanitizeAndValidatePath(Path.Combine(Path.GetTempPath(), newName));
using (FileStream fsSource = new FileStream(newSafePath, FileMode.Create))
{
file.CopyTo(fsSource);
fsSource.Close();
}
using (FileStream fsSource = new FileStream(newSafePath, FileMode.Open, FileAccess.Read))
{
BinaryReader br = new BinaryReader(fsSource);
long numBytes = new FileInfo(newSafePath).Length;
byte[] bytes = br.ReadBytes((int)numBytes);
this.GetRelativePath(data[0].Id, "/");
this.GetRelativeId(data[0].Id);
FileManagerDirectoryContent CreateData = new FileManagerDirectoryContent()
{
Id = (idValue + 1).ToString(),
Name = newName,
Size = bytes.Length,
DateCreated = DateTime.Now.ToString(),
DateModified = DateTime.Now.ToString(),
Type = System.IO.Path.GetExtension(newName),
HasChild = false,
ParentId = data[0].Id,
IsFile = true,
Content = bytes,
isRoot = (data[0].Id.ToString() == "0") ? true : false,
FilterPath = this.filterPath.Substring(this.rootNode.Length) + "/",
FilterId = this.filterId + "/"
};
this.updateDBNode(CreateData, idValue);
}
}
}
}
if (existFiles.Count != 0)
{
ErrorDetails er = new ErrorDetails();
er.Code = "400";
er.Message = "File Already Exists";
uploadResponse.Error = er;
}
}
catch (Exception e)
{
ErrorDetails er = new ErrorDetails();
er.Message = e.Message.ToString();
uploadResponse.Error = er;
return uploadResponse;
}
return uploadResponse;
}
// Download file(s) or folder(s) from the file system
public virtual FileStreamResult Download(string path, string[] names, params FileManagerDirectoryContent[] data)
{
List<String> files = new List<String> { };
foreach (FileManagerDirectoryContent item in data)
{
IEnumerable<byte[]> fileProperties = firebaseGetData.Where(x => x.Id == item.Id).Select(x => x.Content);
byte[] fileContent = null;
string safePath = SanitizeAndValidatePath(Path.Combine(Path.GetTempPath(), item.Name));
if (item.IsFile)
{
fileContent = fileProperties.SelectMany(i => i).ToArray();
if (System.IO.File.Exists(safePath))
{
System.IO.File.Delete(Path.Combine(safePath));
}
using (Stream file = System.IO.File.OpenWrite(safePath))
{
file.Write(fileContent, 0, fileContent.Length);
}
}
else
{
Directory.CreateDirectory(safePath);
}
if (files.IndexOf(item.Name) == -1)
{
files.Add(item.Name);
}
}
if (files.Count == 1 && data[0].IsFile)
{
try
{
string safePath = SanitizeAndValidatePath(Path.Combine(Path.GetTempPath(), files[0]));
FileStream fileStreamInput = new FileStream(safePath, FileMode.Open, FileAccess.Read);
fileStreamResult = new FileStreamResult(fileStreamInput, "APPLICATION/octet-stream");
fileStreamResult.FileDownloadName = files[0];
}
catch (Exception) { throw; }
}
else
{
ZipArchiveEntry zipEntry;
ZipArchive archive;
string tempPath = Path.Combine(Path.GetTempPath(), "files.zip");
using (archive = ZipFile.Open(tempPath, ZipArchiveMode.Update))
{
for (int i = 0; i < files.Count; i++)
{
if (!data[i].IsFile)
{
zipEntry = archive.CreateEntry(data[i].Name + "/");
DownloadFolderFiles(data[i].Id, data[i].Name, archive, zipEntry);
}
else
{
string safePath = SanitizeAndValidatePath(Path.GetTempPath() + files[i]);
zipEntry = archive.CreateEntryFromFile(safePath, files[i], CompressionLevel.Fastest);
}
}
archive.Dispose();
FileStream fileStreamInput = new FileStream(tempPath, FileMode.Open, FileAccess.Read, FileShare.Delete);
fileStreamResult = new FileStreamResult(fileStreamInput, "APPLICATION/octet-stream");
fileStreamResult.FileDownloadName = "files.zip";