// ------------------------------------------------------------------------------------
private void OnClk_Test(object sender, EventArgs e)
{
#if TEST_Set_DirFileNames
FileLister.Set_DirFileNames(ms_TEST_SetDirFilesNames_WS_buf, "./");
#endif
}
// ------------------------------------------------------------------------------------
public async Task Spawn_Context(HttpListenerContext context, uint idx_context)
{
// AcceptWebSocketAsync() は、キャンセルトークンをサポートしていない
// 引数： サポートされている WebSocket サブプロトコル
HttpListenerWebSocketContext wsc = await context.AcceptWebSocketAsync(null);
MainForm.StdOut("--- WebSocket 接続完了\r\n");
using (m_WS = wsc.WebSocket)
using (WS_Buf_Pool.MemBlock mem_blk = WS_Buf_Pool.Lease_MemBlock())
{
m_read_WS_buf = new Read_WS_Buf(mem_blk.m_ary_buf);
m_write_WS_buf = new Write_WS_Buffer(mem_blk.m_ary_buf);
try
{
// ＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜＜
#if CREATE_TEST_LEXED_CODE
// Test Lexed Code を送信する
Write_WS_Buffer write_ws_buf = MainForm.ms_DBG_write_WS_buf;
await m_WS.SendAsync(
new ArraySegment <byte>(write_ws_buf.Get_buf(), 0, write_ws_buf.Get_idx_byte_cur())
, WebSocketMessageType.Binary, true, ms_cts_shutdown.Token);
#else
// まずはルートフォルダのファイル情報を送信しておく
FileLister.Set_DirFileNames(m_write_WS_buf, "./");
await m_write_WS_buf.SendAsync(m_WS, ms_cts_shutdown);
#endif
while (true)
{
WebSocketReceiveResult rslt = await m_WS.ReceiveAsync(
new ArraySegment <byte>(mem_blk.m_ary_buf), ms_cts_shutdown.Token);
if (rslt.EndOfMessage == false)
{
MainForm.StdOut("--- 不正な大きさのデータを受信しました。クライアントを切断します\r\n");
break;
}
if (m_WS.State == WebSocketState.CloseReceived)
{
MainForm.StdOut("--- クライアントが接続を Close しました\r\n");
break;
}
m_read_WS_buf.Renew(rslt.Count);
switch (m_read_WS_buf.Read_ID())
{
case ID.DirFileList: {
ID id = m_read_WS_buf.Read_ID();
if (id != ID.Text)
{
throw new Exception($"不正なパラメータを受信 DirFileList / id -> {((byte)id).ToString()}");
}
FileLister.Set_DirFileNames(m_write_WS_buf, m_read_WS_buf.Get_text_cur());
await m_write_WS_buf.SendAsync(m_WS, ms_cts_shutdown);
} continue;
case ID.Files_inDir: {
ID id = m_read_WS_buf.Read_ID();
if (id != ID.Text)
{
throw new Exception($"不正なパラメータを受信 Files_inDir / id -> {((byte)id).ToString()}");
}
string str_path_dir = m_read_WS_buf.Get_text_cur();
id = m_read_WS_buf.Read_ID();
if (id != ID.Num_int)
{
throw new Exception($"不正なパラメータを受信 Files_inDir / id -> {((byte)id).ToString()}");
}
int SEC_Updated_recv = m_read_WS_buf.Get_Num_int();
FileLister.OnFiles_inDir(m_write_WS_buf, str_path_dir, SEC_Updated_recv);
await m_write_WS_buf.SendAsync(m_WS, ms_cts_shutdown);
} continue;
case ID.MD_file: {
var(path_md_file, SEC_Updated, idx_byte_SEC_updated) = m_read_WS_buf.Read_Req_MD();
MainForm.StdOut($"path_md_file : {path_md_file} / SEC_Updated : {SEC_Updated.ToString()}\r\n");
// ID.MD_file -> ID_Text (path_dir) -> ID_Text (file name) は Receive時の値を流用
m_write_WS_buf.Set_idx_byte(idx_byte_SEC_updated);
m_write_WS_buf.Wrt_Num_int(1000); // 1000 は試験値
Lexer.LexFile(m_write_WS_buf, path_md_file);
MainForm.StdOut("--- Lexing 処理完了\r\n");
m_write_WS_buf.Simplify_Buf();
MainForm.StdOut("--- Simplify_Buf 処理完了\r\n");
await m_write_WS_buf.SendAsync(m_WS, ms_cts_shutdown);
} continue;
}
MainForm.StdOut($"--- ReceiveAsync() : 受信バイト数 -> {rslt.Count}\r\n");
MainForm.HexDump(mem_blk.m_ary_buf, 0, 20);
DBG_WS_Buffer.Show_WS_buf(MainForm.ms_RBox_stdout, mem_blk.m_ary_buf, rslt.Count);
// 今は、index.md のみを解析するようにしている
// string ret_str = Lexer.LexFile(m_write_WS_buf, "md_root/index.md");
// string str_recv = ms_utf16_encoding.GetString(mem_blk.m_ary_buf, 0, rslt.Count);
// MainForm.StdOut(str_recv);
}
await m_WS.CloseOutputAsync(WebSocketCloseStatus.NormalClosure, "接続を終了します", ms_cts_shutdown.Token);
}
catch (OperationCanceledException)
{
MainForm.StdOut("--- サーバーシャットダウンのシグナルを受信しました\r\n");
}
catch (WebSocketException ex)
{
MainForm.StdOut($"!!! 例外発を補足しました WebSoketErrorCode : {ex.WebSocketErrorCode.ToString()}\r\n");
MainForm.StdOut($" {ex.ToString()}\r\n");
}
catch (Exception ex)
{
MainForm.StdOut($"!!! 例外を補足しました : {ex.ToString()}\r\n");
}
}
MdSvr.Remove_task_context(idx_context);
MainForm.StdOut("--- WebSocket 切断完了\r\n");
}
