/// <summary>
/// performs wise heuristics to identify a file (simple version)
/// </summary>
public FileIDType IdentifySimple(IdentifyParams p)
{
var ret = Identify(p);
if (ret.ShouldTryDisc)
{
return(FileIDType.Disc);
}
if (ret.Count == 0)
{
return(FileIDType.None);
}
else if (ret.Count == 1)
{
return(ret[0].FileIDType);
}
else if (ret[0].Confidence == ret[1].Confidence)
{
return(FileIDType.Multiple);
}
else
{
return(ret[0].FileIDType);
}
}
public async Task SendIdentifyAsync(int largeThreshold = 100, int shardID = 0, int totalShards = 1, bool guildSubscriptions = true, GatewayIntents?gatewayIntents = null, RequestOptions options = null)
{
options = RequestOptions.CreateOrClone(options);
var props = new Dictionary <string, string>
{
["$device"] = "Discord.Net"
};
var msg = new IdentifyParams()
{
Token = AuthToken,
Properties = props,
LargeThreshold = largeThreshold
};
if (totalShards > 1)
{
msg.ShardingParams = new int[] { shardID, totalShards }
}
;
options.BucketId = GatewayBucket.Get(GatewayBucketType.Identify).Id;
if (gatewayIntents.HasValue)
{
msg.Intents = (int)gatewayIntents.Value;
}
else
{
msg.GuildSubscriptions = guildSubscriptions;
}
await SendGatewayAsync(GatewayOpCode.Identify, msg, options : options).ConfigureAwait(false);
}
public async Task SendIdentifyAsync(int largeThreshold = 100, int shardID = 0, int totalShards = 1, bool guildSubscriptions = true, GatewayIntents? gatewayIntents = null, RequestOptions options = null, string browser = "Discord.Net")
{
options = RequestOptions.CreateOrClone(options);
var props = new Dictionary<string, string>
{
["$device"] = "Discord.Net",
["$browser"] = browser,
[$"os"] = Environment.OSVersion.VersionString
};
var msg = new IdentifyParams()
{
Token = AuthToken,
Properties = props,
LargeThreshold = largeThreshold
};
if (totalShards > 1)
msg.ShardingParams = new int[] { shardID, totalShards };
if (gatewayIntents.HasValue)
msg.Intents = (int)gatewayIntents.Value;
else
msg.GuildSubscriptions = guildSubscriptions;
await SendGatewayAsync(GatewayOpCode.Identify, msg, options: options).ConfigureAwait(false);
}
public async Task SendIdentifyAsync(int largeThreshold = 100, int shardID = 0, int totalShards = 1, RequestOptions options = null)
{
options = RequestOptions.CreateOrClone(options);
var props = new Dictionary <string, string>
{
["$device"] = "Discord.Net"
};
var msg = new IdentifyParams()
{
Token = AuthToken,
Properties = props,
LargeThreshold = largeThreshold
};
if (totalShards > 1)
{
msg.ShardingParams = new int[] { shardID, totalShards }
}
;
await SendGatewayAsync(GatewayOpCode.Identify, msg, options : options).ConfigureAwait(false);
}
/// <summary>
/// performs wise heuristics to identify a file.
/// this will attempt to return early if a confident result can be produced.
/// </summary>
public FileIDResults Identify(IdentifyParams p)
{
IdentifyJob job = new IdentifyJob()
{
Stream = p.SeekableStream,
Disc = p.Disc
};
//if we have a disc, that's a separate codepath
if (job.Disc != null)
{
return(IdentifyDisc(job));
}
FileIDResults ret = new FileIDResults();
string ext = p.Extension;
if (ext != null)
{
ext = ext.TrimStart('.').ToUpper();
job.Extension = ext;
}
if (job.Extension == "CUE")
{
ret.ShouldTryDisc = true;
return(ret);
}
if (job.Extension != null)
{
//first test everything associated with this extension
ExtensionInfo handler = null;
if (ExtensionHandlers.TryGetValue(ext, out handler))
{
foreach (var del in handler.Testers)
{
var fidr = del(job);
if (fidr.FileIDType == FileIDType.None)
{
continue;
}
ret.Add(fidr);
}
ret.Sort();
//add a low confidence result just based on extension, if it doesnt exist
if (ret.Find((x) => x.FileIDType == handler.DefaultForExtension) == null)
{
var fidr = new FileIDResult(handler.DefaultForExtension, 5);
ret.Add(fidr);
}
}
}
ret.Sort();
//if we didnt find anything high confidence, try all the testers (TODO)
return(ret);
}
