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#nullable enable
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using Jellyfin.Api.Constants;
using Jellyfin.Api.Models.EnvironmentDtos;
using MediaBrowser.Model.IO;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.ModelBinding;
namespace Jellyfin.Api.Controllers
{
/// <summary>
/// Environment Controller.
/// </summary>
[Authorize(Policy = Policies.RequiresElevation)]
public class EnvironmentController : BaseJellyfinApiController
{
private const char UncSeparator = '\\';
private const string UncSeparatorString = "\\";
private readonly IFileSystem _fileSystem;
/// <summary>
/// Initializes a new instance of the <see cref="EnvironmentController"/> class.
/// </summary>
/// <param name="fileSystem">Instance of the <see cref="IFileSystem"/> interface.</param>
public EnvironmentController(IFileSystem fileSystem)
{
_fileSystem = fileSystem;
}
/// <summary>
/// Gets the contents of a given directory in the file system.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="includeFiles">An optional filter to include or exclude files from the results. true/false.</param>
/// <param name="includeDirectories">An optional filter to include or exclude folders from the results. true/false.</param>
/// <returns>File system entries.</returns>
[HttpGet("DirectoryContents")]
[ProducesResponseType(StatusCodes.Status200OK)]
public IEnumerable<FileSystemEntryInfo> GetDirectoryContents(
[FromQuery, BindRequired] string path,
[FromQuery] bool includeFiles,
[FromQuery] bool includeDirectories)
{
const string networkPrefix = UncSeparatorString + UncSeparatorString;
if (path.StartsWith(networkPrefix, StringComparison.OrdinalIgnoreCase)
&& path.LastIndexOf(UncSeparator) == 1)
{
return Array.Empty<FileSystemEntryInfo>();
}
var entries = _fileSystem.GetFileSystemEntries(path).OrderBy(i => i.FullName).Where(i =>
{
var isDirectory = i.IsDirectory;
if (!includeFiles && !isDirectory)
{
return false;
}
return includeDirectories || !isDirectory;
});
return entries.Select(f => new FileSystemEntryInfo
{
Name = f.Name,
Path = f.FullName,
Type = f.IsDirectory ? FileSystemEntryType.Directory : FileSystemEntryType.File
});
}
/// <summary>
/// Validates path.
/// </summary>
/// <param name="validatePathDto">Validate request object.</param>
/// <returns>Status.</returns>
[HttpPost("ValidatePath")]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public ActionResult ValidatePath([FromBody, BindRequired] ValidatePathDto validatePathDto)
{
if (validatePathDto.IsFile.HasValue)
{
if (validatePathDto.IsFile.Value)
{
if (!System.IO.File.Exists(validatePathDto.Path))
{
return NotFound();
}
}
else
{
if (!Directory.Exists(validatePathDto.Path))
{
return NotFound();
}
}
}
else
{
if (!System.IO.File.Exists(validatePathDto.Path) && !Directory.Exists(validatePathDto.Path))
{
return NotFound();
}
if (validatePathDto.ValidateWritable)
{
var file = Path.Combine(validatePathDto.Path, Guid.NewGuid().ToString());
try
{
System.IO.File.WriteAllText(file, string.Empty);
}
finally
{
if (System.IO.File.Exists(file))
{
System.IO.File.Delete(file);
}
}
}
}
return Ok();
}
/// <summary>
/// Gets network paths.
/// </summary>
/// <returns>List of entries.</returns>
[Obsolete("This endpoint is obsolete.")]
[HttpGet("NetworkShares")]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult<IEnumerable<FileSystemEntryInfo>> GetNetworkShares()
{
return Array.Empty<FileSystemEntryInfo>();
}
/// <summary>
/// Gets available drives from the server's file system.
/// </summary>
/// <returns>List of entries.</returns>
[HttpGet("Drives")]
[ProducesResponseType(StatusCodes.Status200OK)]
public IEnumerable<FileSystemEntryInfo> GetDrives()
{
return _fileSystem.GetDrives().Select(d => new FileSystemEntryInfo
{
Name = d.Name,
Path = d.FullName,
Type = FileSystemEntryType.Directory
});
}
/// <summary>
/// Gets the parent path of a given path.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>Parent path.</returns>
[HttpGet("ParentPath")]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult<string?> GetParentPath([FromQuery, BindRequired] string path)
{
string? parent = Path.GetDirectoryName(path);
if (string.IsNullOrEmpty(parent))
{
// Check if unc share
var index = path.LastIndexOf(UncSeparator);
if (index != -1 && path.IndexOf(UncSeparator, StringComparison.OrdinalIgnoreCase) == 0)
{
parent = path.Substring(0, index);
if (string.IsNullOrWhiteSpace(parent.TrimStart(UncSeparator)))
{
parent = null;
}
}
}
return parent;
}
/// <summary>
/// Get Default directory browser.
/// </summary>
/// <returns>Default directory browser.</returns>
[HttpGet("DefaultDirectoryBrowser")]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult<DefaultDirectoryBrowserInfo> GetDefaultDirectoryBrowser()
{
return new DefaultDirectoryBrowserInfo();
}
}
}
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