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public class Test
{
public void tes()
{
string cookie = "";
string UID = "100034645878878";
RequestFB request = new RequestFB(cookie);
string idpost = "789207278560725";
string idcom = "789209021893884";
string mess = set_tag_uid("chấm @[100007363965466:Hiếu Nguyễn Minh]");
string test = request.GraphApi("&variables={\"displayCommentsFeedbackContext\":null,\"displayCommentsContextEnableComment\":null,\"displayCommentsContextIsAdPreview\":null,\"displayCommentsContextIsAggregatedShare\":null,\"displayCommentsContextIsStorySet\":null,\"feedLocation\":\"GROUP\",\"feedbackSource\":69,\"focusCommentID\":null,\"groupID\":null,\"includeNestedComments\":false,\"input\":{\"attachments\":null,\"feedback_id\":\"" + ($"feedback:{idpost}_{idcom}").Base64Encode() + "\",\"formatting_style\":null,\"message\":" + mess + ",\"reply_comment_parent_fbid\":\"" + ($"comment:{idpost}_{idcom}").Base64Encode() + "\",\"reply_target_clicked\":true,\"attribution_id_v2\":\"\",\"is_tracking_encrypted\":true,\"tracking\":[\"\",\"{\\\"assistant_caller\\\":\\\"comet_above_composer\\\",\\\"conversation_guide_session_id\\\":\\\"" + Guid.NewGuid() + "\\\",\\\"conversation_guide_shown\\\":null}\"],\"feedback_source\":\"GROUPS_TARGETED_TAB\",\"idempotence_token\":\"client:" + Guid.NewGuid() + "\",\"session_id\":\"" + Guid.NewGuid() + "\",\"actor_id\":\"" + UID + "\",\"client_mutation_id\":\"10\"},\"inviteShortLinkKey\":null,\"renderLocation\":null,\"scale\":1,\"useDefaultActor\":false,\"UFI2CommentsProvider_commentsKey\":null,\"__relay_internal__pv__StoriesRingrelayprovider\":false}&doc_id=5828809580549986").Result;
string ketqua = Regex.Match(test, "url\":\"([^\"]+)reply_comment_id=(\\d+)").Value;
if (!string.IsNullOrEmpty(ketqua)) ketqua = ketqua.Replace("url\":\"", "");
}
string jsonencode(string input)
{
if (string.IsNullOrEmpty(input)) return "";
byte[] bytes = Encoding.UTF8.GetBytes(input);
input = Encoding.UTF8.GetString(bytes);
return JsonConvert.SerializeObject(input).TrimEnd('\"').TrimStart('\"');
}
string set_tag_uid(string Content)
{
Random rd = new Random();
string cont = jsonencode(Content).Replace("\\r", "").Replace("\\n\\n", "\\n");
string ketqua = $"message%22%3A%7B%22ranges%22%3A%5B%5D%2C%22text%22%3A%22{cont}%22%7D%2C%22";
if (Regex.IsMatch(cont, "@[[](\\d+):(.*?)[]]"))
{
string tmp = cont;
int bonus = 0;
List<string> ranges = new List<string>();
Regex reg = new Regex("@[[](\\d+):(.*?)[]]");
Match res = reg.Match(cont);
do
{
tmp = cont.Replace(res.Value, res.Groups[2].Value);
int tmpunicode = Regex.Matches(tmp.Substring(0, res.Index), "\\p{Cs}").Count / 2;
tmpunicode += Regex.Matches(Regex.Unescape(tmp.Substring(0, res.Index)), "\\n").Count;
ranges.Add("%7B%22entity%22%3A%7B%22id%22%3A%22" + res.Groups[1].Value + "%22%7D%2C%22length%22%3A" + res.Groups[2].Value.ToString().Length + "%2C%22offset%22%3A" + (res.Index - tmpunicode - bonus) + "%7D");
bonus += res.Value.Length - res.Groups[2].Value.Length;
res = res.NextMatch();
} while (res != Match.Empty);
ketqua = "%7B%22ranges%22%3A%5B" + string.Join("%2C", ranges) + $"%5D%2C%22text%22%3A%22{tmp}%22%7D";
}
return ketqua;
}
public class RequestFB
{
public RestClient Client { set; get; }
private RestClientOptions options;
private RestRequest request;
public string LSD { set; get; }
public string Fb_dtsg { set; get; }
public string Jazoest { set; get; }
public string ResponseURI { set; get; }
public string User { set; get; }
public string UID { set; get; }
public string datapost { set; get; }
private string html;
public int _Timeout { set; get; } = 60;
string UserAgentDefaut = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36";
Random rd = new Random(Guid.NewGuid().GetHashCode());
public RequestFB(string cookies = null, string userAgent = null, string ProxyUrl = null)
{
datapost = "";
User = "";
Setoptions(userAgent);
SetProxy(ProxyUrl);
Client = new RestClient(options);
SetCookie(cookies);
}
public void SetProxy(string ProxyUrl)
{
if (!string.IsNullOrEmpty(ProxyUrl))
{
string[] prox = ProxyUrl.Replace(" ", "").Replace("|", ":").Split(':');
string proxyUserName = "";
string proxyPassword = "";
string proxyHost = prox[0];
string proxyPort = "";
if (!string.IsNullOrEmpty(proxyHost) && prox.Length >= 2)
{
proxyPort = prox[1];
//var t = new Socks5ProxyClient();
var proxy = new WebProxy(proxyHost, int.Parse(proxyPort)); //(new Uri("https://" + proxyHost + ":" + proxyPort));//
if (prox.Length > 2)
{
proxyUserName = prox[2];
proxyPassword = prox[3];
proxy.Credentials = new NetworkCredential(userName: proxyUserName, password: proxyPassword);
}
options.Proxy = proxy;
}
}
}
private void Setoptions(string userAgent)
{
if (string.IsNullOrEmpty(userAgent)) userAgent = UserAgentDefaut;
if (options == null) options = new RestClientOptions() { MaxTimeout = _Timeout * 1000, CookieContainer = new System.Net.CookieContainer(), UserAgent = userAgent, Encoding = Encoding.UTF8, Expect100Continue = true, MaxRedirects = 100, FollowRedirects = true, ThrowOnAnyError = false, FailOnDeserializationError = false, ThrowOnDeserializationError = false, RemoteCertificateValidationCallback = new RemoteCertificateValidationCallback((sender, certificate, chain, policyErrors) => { return true; }), PreAuthenticate = true };
}
public string _Cookie { set; get; }
private void SetCookie(string cookies)
{
if (string.IsNullOrEmpty(cookies)) cookies = "locale=vi_VN;";
_Cookie = cookies;
if (string.IsNullOrEmpty(UID)) UID = Regex.Match(cookies, "c_user=(\\d+)").Groups[1].Value;
foreach (string coo in cookies.Split(new[] { ";", " " }, StringSplitOptions.RemoveEmptyEntries))
{
if (coo.Contains("useragent=")) continue;
if (coo.Contains("i_user")) continue;
string[] temp = coo.Split('=');
try
{
if (temp.Length == 2 && !string.IsNullOrEmpty(temp[0]) && !string.IsNullOrEmpty(temp[1])) Client.CookieContainer.Add(new Cookie(temp[0], temp[1], "/", "facebook.com"));
}
catch { }
}
}
public Task<string> GraphApi(string data)
{
var restk = Task.Run(async () =>
{
if (string.IsNullOrEmpty(LSD) && _Cookie != "locale=vi_VN;")
{
Get("https://www.facebook.com/").Wait();
}
request = new RestRequest("https://www.facebook.com/api/graphql/"); request.Timeout = -1;
request.AddHeader("accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9");
request.AddHeader("sec-fetch-site", "same-origin");
request.AddHeader("sec-fetch-dest", "empty");
request.AddHeader("accept-language", "en-US,en;q=0.9");
request.AddHeader("sec-fetch-mode", "cors");
request.AddHeader("referer", "https://www.facebook.com/");
request.AddHeader("sec-ch-ua-platform", "\"Windows\"");
if (!string.IsNullOrEmpty(LSD))
{
request.AddHeader("x-fb-lsd", LSD);
if (string.IsNullOrEmpty(User)) User = UID;
if (string.IsNullOrEmpty(datapost) || User != UID) datapost = $"av={User}&__user={UID}&__a=1&__dyn=&__csr=&__req=&__hs=&dpr=&__ccg=&__rev=&__s=&__hsi=&__comet_req=15&fb_dtsg={Fb_dtsg}&jazoest={Jazoest}&lsd={LSD}&__spin_r=&__spin_b=&__spin_t=&fb_api_caller_class=RelayModern";
}
if (!string.IsNullOrEmpty(data)) data = data.Replace("{Var:UID}", UID);
if (!data.Contains("&__user=") && !string.IsNullOrEmpty(UID)) data = datapost + "&" + data.TrimStart('&');
else data = data.Replace("{Var:Fb_dtsg}", Fb_dtsg).Replace("{Var:LSD}", LSD).Replace("{Var:Jazoest}", Jazoest);
request.AddStringBody(data, "application/x-www-form-urlencoded");
request.Method = Method.Post;
var res = await Client.ExecuteAsync(request);
html = res?.Content;
return res?.Content;
});
return restk;
}
public Task<string> Get(string url)
{
var restk = Task.Run(async () =>
{
request = new RestRequest(url.Replace("{Var:Fb_dtsg}", Fb_dtsg).Replace("{Var:LSD}", LSD).Replace("{Var:Jazoest}", Jazoest));
request.Timeout = -1;
request.AddHeader("accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9");
request.AddHeader("sec-fetch-site", "same-origin");
request.AddHeader("sec-fetch-dest", "empty");
request.AddHeader("accept-language", "en-US,en;q=0.9");
request.AddHeader("sec-fetch-mode", "cors");
request.AddHeader("referer", "https://www.facebook.com/");
request.AddHeader("sec-ch-ua-platform", "\"Windows\"");
request.Method = Method.Get;
var res = await Client.ExecuteAsync(request);
try
{
if (res.ResponseUri != null)
ResponseURI = res.ResponseUri.OriginalString;
}
catch { }
if (res.StatusCode != HttpStatusCode.OK)
{
return res?.Content;
}
html = res?.Content;
if (string.IsNullOrEmpty(LSD))
{
string temp = res?.Content;
if (!string.IsNullOrEmpty(temp))
{
ResetToken(temp);
}
}
return res?.Content;
});
return restk;
}
public void ResetToken(string HTML = "")
{
if (!string.IsNullOrEmpty(HTML)) html = HTML;
if (!string.IsNullOrEmpty(html))
{
Fb_dtsg = Regex.Match(html.Replace("\\", string.Empty), "DTSGInitialData\",(.*?),{\"token\":\"(.*?)\"").Groups[2].Value;
Jazoest = Regex.Match(html.Replace("\\", string.Empty), "jazoest=(\\d+)").Groups[1].Value;
if (string.IsNullOrEmpty(Jazoest)) Jazoest = Regex.Match(html.Replace("\\", string.Empty), "jazoest\",\"version\":2,\"should_randomize\":false},(\\d+)").Groups[1].Value;
LSD = Regex.Match(html.Replace("\\", string.Empty), "LSD\",(.*?),{\"token\":\"(.*?)\"").Groups[2].Value;
}
}
}
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