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using System;
using System.Linq;
using System.Threading;
using MediaBrowser.Common.Progress;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Model.Querying;
using MediaBrowser.Model.Serialization;
namespace MediaBrowser.Controller.Channels
{
public class Channel : Folder
{
public override bool IsVisible(User user)
{
if (user.Policy.BlockedChannels != null)
{
if (user.Policy.BlockedChannels.Contains(Id.ToString("N"), StringComparer.OrdinalIgnoreCase))
{
return false;
}
}
else
{
if (!user.Policy.EnableAllChannels && !user.Policy.EnabledChannels.Contains(Id.ToString("N"), StringComparer.OrdinalIgnoreCase))
{
return false;
}
}
return base.IsVisible(user);
}
[IgnoreDataMember]
public override bool SupportsInheritedParentImages
{
get
{
return false;
}
}
[IgnoreDataMember]
public override SourceType SourceType
{
get { return SourceType.Channel; }
}
protected override QueryResult<BaseItem> GetItemsInternal(InternalItemsQuery query)
{
try
{
query.Parent = this;
query.ChannelIds = new Guid[] { Id };
// Don't blow up here because it could cause parent screens with other content to fail
return ChannelManager.GetChannelItemsInternal(query, new SimpleProgress<double>(), CancellationToken.None).Result;
}
catch
{
// Already logged at lower levels
return new QueryResult<BaseItem>();
}
}
protected override string GetInternalMetadataPath(string basePath)
{
return GetInternalMetadataPath(basePath, Id);
}
public static string GetInternalMetadataPath(string basePath, Guid id)
{
return System.IO.Path.Combine(basePath, "channels", id.ToString("N"), "metadata");
}
public override bool CanDelete()
{
return false;
}
protected override bool IsAllowTagFilterEnforced()
{
return false;
}
internal static bool IsChannelVisible(BaseItem channelItem, User user)
{
var channel = ChannelManager.GetChannel(channelItem.ChannelId.ToString(""));
return channel.IsVisible(user);
}
}
}
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