protected void Page_Load(object sender, EventArgs e)
{
try
{
RequestInfoFromLine info = new RequestInfoFromLine(Request);
if (!CheckSignature(info))
{
//不正リクエストなので、即return
Response.StatusCode = 200;
return;
}
//postbackイベントの場合
if (info.EventType == CommonSettings.EventType.POSTBACK && info.Message == "ok")
{
SendLeaveRequest(info);
return;
}
ReplyManager manager = ReplyManagerFactory.Create(info.EventType);
byte[] replyBodyBytes = manager.CreateReplyBodyBytes(info);
SendReply(replyBodyBytes);
System.Diagnostics.Trace.WriteLine("Entry: " + info.FromId);
}catch (Exception ex) {
}
}
public override byte[] CreateReplyBodyBytes(RequestInfoFromLine info)
{
//トークルームから除外する為に使われる。レスポンスは空を返す
throw new NotImplementedException();
}
/// <summary>
/// リクエストの署名をチェック
/// </summary>
/// <returns></returns>
private bool CheckSignature(RequestInfoFromLine info)
{
string channelSercret = CommonSettings.ChannelSercret;
byte[] key = Encoding.UTF8.GetBytes(channelSercret);
HMACSHA256 hmac = new HMACSHA256(key);
byte[] bs = hmac.ComputeHash(info.RequestBodyBytes);
hmac.Clear();
string signature = Convert.ToBase64String(bs);
return(signature == Request.Headers["X-Line-Signature"]);
}
private void SendLeaveRequest(RequestInfoFromLine info)
{
string endPointUrl = CommonSettings.EndPointUrl.LEAVE_URL_TEMPLATE.Replace("${FromType}", info.FromType).Replace("${FromId}", info.FromId);
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(endPointUrl);
request.Method = "POST";
request.Headers["Authorization"] = "Bearer " + CommonSettings.ChannelAccessToken;
using (Stream repStream = request.GetRequestStream())
{
repStream.Write(new byte[] { }, 0, 0);
}
}
public override byte[] CreateReplyBodyBytes(RequestInfoFromLine info)
{
dynamic replyBody = new DynamicJson();
if (info.Message.Contains("グループID"))
{
replyBody.replyToken = info.ReplyToken;
if (info.FromId != null)
{
replyBody.messages = new[] {
new {
type = "text",
text = "このグループのURLは以下ですよ"
},
new {
type = "text",
text = "https://script.google.com/macros/s/AKfycbz8izLdmSMTJZUGR6ZkY5UMdwAbYIXGx5THlukI61wZMQbUFN8/exec?gid=" + info.FromId// +"&version=2"
}
};
}
}
else if (info.Message.Contains("スタンプBotいらないよ"))
{
replyBody.replyToken = info.ReplyToken;
replyBody.messages = new[] {
new {
type = "template",
altText = "除外機能が使えないようです。管理画面URL下部のtwitterより連絡お願い致します。",
template = new {
type = "confirm",
text = "MOB@MP M@STERをトークルームから除外しますか？",
actions = new[] {
new {
type = "postback",
label = "はい",
data = "ok"
},
new {
type = "postback",
label = "いいえ",
data = "no"
}
}
}
}
};
}
return(Encoding.UTF8.GetBytes(replyBody.ToString()));
}
public override byte[] CreateReplyBodyBytes(RequestInfoFromLine info)
{
//友だち追加の場合、以下の固定メッセージを返す。
dynamic replyBody = new DynamicJson();
replyBody.replyToken = info.ReplyToken;
replyBody.messages = new[] {
new {
type = "text",
text = "友だち追加ありがとうございます！\r\n このBotをグループに追加する事で、\r\n モバマスのスタンプを送る事が出来ますよ！"
}
};
return(Encoding.UTF8.GetBytes(replyBody.ToString()));
}
public override byte[] CreateReplyBodyBytes(RequestInfoFromLine info)
{
//グループ追加の場合、以下の固定メッセージを返す。
dynamic replyBody = new DynamicJson();
replyBody.replyToken = info.ReplyToken;
replyBody.messages = new[] {
new {
type = "text",
text = "グループ追加ありがとうございます！！\r\n このグループのURLは以下です。"
},
new {
type = "text",
text = "https://script.google.com/macros/s/AKfycbz8izLdmSMTJZUGR6ZkY5UMdwAbYIXGx5THlukI61wZMQbUFN8/exec?gid=" + info.FromId// +"&version=2"
}
};
return(Encoding.UTF8.GetBytes(replyBody.ToString()));
}
/// <summary> /// リプライのボディのバイト配列を作成する /// </summary> /// <returns></returns> public abstract byte[] CreateReplyBodyBytes(RequestInfoFromLine info);
