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N_m3u8DL-RE
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优化KEY-URI读取，不抛出异常

This commit is contained in:
nilaoda 2022-07-26 23:43:11 +08:00
parent 3126216d9f
commit 3e71a2286f
1 changed files with 25 additions and 10 deletions
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15
src/N_m3u8DL-RE.Parser/Processor/HLS/DefaultHLSKeyProcessor.cs
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@ -1,5 +1,7 @@
using N_m3u8DL_RE.Common.Entity;
using N_m3u8DL_RE.Common.Enum;
using N_m3u8DL_RE.Common.Log;
using N_m3u8DL_RE.Common.Resource;
using N_m3u8DL_RE.Common.Util;
using N_m3u8DL_RE.Parser.Config;
using N_m3u8DL_RE.Parser.Util;
@ -22,6 +24,8 @@ namespace N_m3u8DL_RE.Parser.Processor.HLS
var method = ParserUtil.GetAttribute(keyLine, "METHOD");
var uri = ParserUtil.GetAttribute(keyLine, "URI");
Logger.Debug("METHOD:{},URI:{},IV:{}", method, uri, iv);
var encryptInfo = new EncryptInfo(method);
//IV
if (!string.IsNullOrEmpty(iv))
@ -30,10 +34,16 @@ namespace N_m3u8DL_RE.Parser.Processor.HLS
}
//KEY
try
{
if (uri.ToLower().StartsWith("base64:"))
{
encryptInfo.Key = Convert.FromBase64String(uri[7..]);
}
else if (uri.ToLower().StartsWith("data:;base64,"))
{
encryptInfo.Key = Convert.FromBase64String(uri[13..]);
}
else if (uri.ToLower().StartsWith("data:text/plain;base64,"))
{
encryptInfo.Key = Convert.FromBase64String(uri[23..]);
@ -44,6 +54,11 @@ namespace N_m3u8DL_RE.Parser.Processor.HLS
var bytes = HTTPUtil.GetBytesAsync(segUrl, parserConfig.Headers).Result;
encryptInfo.Key = bytes;
}
}
catch (Exception ex)
{
Logger.Error(ResString.cmd_loadKeyFailed + ": " + ex.ToString());
}
return encryptInfo;
}