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using MediaBrowser.Common.IO;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Entities;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Providers.ImagesByName
{
public static class ImageUtils
{
/// <summary>
/// Ensures the list.
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="file">The file.</param>
/// <param name="httpClient">The HTTP client.</param>
/// <param name="fileSystem">The file system.</param>
/// <param name="semaphore">The semaphore.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
public static async Task EnsureList(string url, string file, IHttpClient httpClient, IFileSystem fileSystem, SemaphoreSlim semaphore, CancellationToken cancellationToken)
{
var fileInfo = new FileInfo(file);
if (!fileInfo.Exists || (DateTime.UtcNow - fileSystem.GetLastWriteTimeUtc(fileInfo)).TotalDays > 1)
{
await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
var temp = await httpClient.GetTempFile(new HttpRequestOptions
{
CancellationToken = cancellationToken,
Progress = new Progress<double>(),
Url = url
}).ConfigureAwait(false);
Directory.CreateDirectory(Path.GetDirectoryName(file));
File.Copy(temp, file, true);
}
finally
{
semaphore.Release();
}
}
}
public static string FindMatch(IHasImages item, IEnumerable<string> images)
{
var name = GetComparableName(item.Name);
return images.FirstOrDefault(i => string.Equals(name, GetComparableName(i), StringComparison.OrdinalIgnoreCase));
}
private static string GetComparableName(string name)
{
return name.Replace(" ", string.Empty)
.Replace(".", string.Empty)
.Replace("&", string.Empty)
.Replace("!", string.Empty)
.Replace(",", string.Empty)
.Replace("/", string.Empty);
}
public static IEnumerable<string> GetAvailableImages(string file)
{
using (var reader = new StreamReader(file))
{
var lines = new List<string>();
while (!reader.EndOfStream)
{
var text = reader.ReadLine();
if (!string.IsNullOrWhiteSpace(text))
{
lines.Add(text);
}
}
return lines;
}
}
}
}
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