
Pelo que ?
A partir do código do seu aplicativo, você pode fazer login em qualquer portal da web. Isso pode ser necessário quando você deseja acessar os recursos de sua conta.
O que você pode obter neste portal?
Você pode obter uma lista de suas viagens, ou você pode verificar quais viagens estão planejadas em todo o portal do ponto "A" ao ponto "B" para uma data específica. Você pode fazer mais.
O que você precisa?
Servidor proxy local, recomendo o Fiddler - simples e conveniente
Estúdio visual
Nós coletamos dados
web- web- HTTP. HTTP , . . Fiddler. Fiddler , blablacar.ru, HTTP- ( ).

. .
HTTP- HttpWebRequest. : GetRequest PostRequest.
GetRequest
public class GetRequest
{
private HttpWebRequest _request;
public void Run(ref CookieContainer cookies)
{
_request = (HttpWebRequest)WebRequest.Create(Address);
_request.Headers.Add("DNT", "1");
_request.Method = "Get";
_request.Accept = Accept;
_request.Host = Host;
if (TurnOffProxy) _request.Proxy = null;
else _request.Proxy = Proxy;
if (UseUnsafeHeaderParsing)
{
var config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
var settings = (SettingsSection)config.GetSection("system.net/settings");
settings.HttpWebRequest.UseUnsafeHeaderParsing = true;
config.Save(ConfigurationSaveMode.Modified);
ConfigurationManager.RefreshSection("system.net/settings");
}
_request.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
if (!ContentType.IsEmpty()) _request.ContentType = ContentType;
if (TimeOut > 0)
{
_request.Timeout = TimeOut;
_request.ReadWriteTimeout = TimeOut;
}
else
{
_request.Timeout = 35000;
_request.ReadWriteTimeout = 35000;
}
if (NoCachePolicy == false)
{
var noCachePolicy = new HttpRequestCachePolicy(HttpRequestCacheLevel.NoCacheNoStore);
_request.CachePolicy = noCachePolicy;
}
foreach (KeyValuePair<string, string> keyValuePair in Headers)
{
_request.Headers.Add(keyValuePair.Key, keyValuePair.Value);
}
if (UserAgent == null) _request.UserAgent = Data.Ie11;
else _request.UserAgent = UserAgent;
if (AllowAutoRedirect != null)
_request.AllowAutoRedirect = (bool)AllowAutoRedirect;
if (KeepAlive != null)
_request.KeepAlive = (bool)KeepAlive;
if (Expect100Continue != null)
_request.ServicePoint.Expect100Continue = (bool)Expect100Continue;
if (!Referer.IsEmpty())
_request.Referer = Referer;
_request.CookieContainer = cookies;
try
{
HttpWebResponse response = (HttpWebResponse)_request.GetResponse();
if ((response.StatusCode == HttpStatusCode.OK || response.StatusCode == HttpStatusCode.Moved || response.StatusCode == HttpStatusCode.Redirect) && response.ContentType.StartsWith("image", StringComparison.OrdinalIgnoreCase))
{
// if the remote file was found, download oit
using (Stream inputStream = response.GetResponseStream())
{
byte[] buffer = new byte[64000];
int bytesRead;
bytesRead = inputStream.Read(buffer, 0, buffer.Length);
Response = Convert.ToBase64String(buffer, 0, bytesRead);
}
}
else
{
var stream = response.GetResponseStream();
if (stream != null) Response = new StreamReader(stream).ReadToEnd();
ResponseHeaders = response.Headers;
RequestHeaders = _request.Headers;
}
response.Close();
}
catch (WebException ex)
{
using (var stream = ex.Response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
Response = reader.ReadToEnd();
}
}
catch (Exception ex)
{
}
}
Dictionary<string, string> Headers = new Dictionary<string, string>();
public void AddHeader(string headerName, string headerValue)
{
Headers[headerName] = headerValue;
}
public bool NoCachePolicy { get; set; }
public bool AcceptGZipEncoding { get; set; }
public bool UseUnsafeHeaderParsing { get; set; }
public string Address { get; set; }
public string Accept { get; set; }
public string Referer { get; set; }
public string Host { get; set; }
public bool? KeepAlive { get; set; }
public string ContentType { get; set; }
public bool? Expect100Continue { get; set; }
public string Response { get; private set; }
public bool? AllowAutoRedirect { get; set; }
public WebHeaderCollection ResponseHeaders { get; private set; }
public WebHeaderCollection RequestHeaders { get; private set; }
public string UserAgent { get; set; }
public WebProxy Proxy { get; set; }
public bool TurnOffProxy { get; set; }
public int TimeOut { get; set; }
}
PostRequest
public class PostRequest
{
private HttpWebRequest _request;
public void Run(ref CookieContainer cookies)
{
_request = (HttpWebRequest)WebRequest.Create(Address);
_request.Method = "POST";
_request.Host = Host;
_request.Headers.Add("DNT", "1");
_request.Proxy = Proxy;
_request.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
if (TimeOut > 0)
{
_request.Timeout = TimeOut;
_request.ReadWriteTimeout = TimeOut;
}
else
{
_request.Timeout = 90000;
_request.ReadWriteTimeout = 90000;
}
var noCachePolicy = new HttpRequestCachePolicy(HttpRequestCacheLevel.NoCacheNoStore);
_request.CachePolicy = noCachePolicy;
if (Expect100Continue == true) _request.ServicePoint.Expect100Continue = true;
else _request.ServicePoint.Expect100Continue = false;
_request.ContentType = ContentType;
_request.Accept = Accept;
_request.Referer = Referer;
_request.KeepAlive = KeepAlive;
foreach (KeyValuePair<string, string> keyValuePair in Headers)
{
_request.Headers.Add(keyValuePair.Key, keyValuePair.Value);
}
_request.CookieContainer = cookies;
if (UserAgent == null) _request.UserAgent = Dom.Catalog.Data.Ie11;
else _request.UserAgent = UserAgent;
if (AllowAutoRedirect != null)
_request.AllowAutoRedirect = (bool)AllowAutoRedirect;
byte[] sentData;
if (ByteData != null) sentData = ByteData;
else sentData = Encoding.UTF8.GetBytes(Data);
_request.ContentLength = sentData.Length;
Stream sendStream = _request.GetRequestStream();
sendStream.Write(sentData, 0, sentData.Length);
sendStream.Close();
WebResponse response = _request.GetResponse();
ResponseHeaders = response.Headers;
RequestHeaders = _request.Headers;
Stream stream = response.GetResponseStream();
if (stream != null)
{
if (ResponseEncoding.IsEmpty()) Response = new StreamReader(stream).ReadToEnd();
else Response = new StreamReader(stream, Encoding.GetEncoding(ResponseEncoding)).ReadToEnd();
}
response.Close();
}
Dictionary<string, string> Headers = new Dictionary<string, string>();
public void AddHeader(string headerName, string headerValue)
{
Headers[headerName] = headerValue;
}
public bool NoCachePolicy { get; set; }
public string Response { get; set; }
public string ResponseEncoding { get; set; }
public string Data { get; set; }
public byte[] ByteData { get; set; }
public string Address { get; set; }
public string Accept { get; set; }
public string Host { get; set; }
public string ContentType { get; set; }
public string Referer { get; set; }
public bool KeepAlive { get; set; }
public bool? Expect100Continue { get; set; }
public string UserAgent { get; set; }
public bool? AllowAutoRedirect { get; set; }
public WebHeaderCollection ResponseHeaders { get; private set; }
public WebHeaderCollection RequestHeaders { get; private set; }
public WebProxy Proxy { get; set; }
public int TimeOut { get; set; }
}
user password .
cookies cookie .
proxy - . , "127.0.0.1:8888" - Fiddler.
SecurityProtocolType.Tls12 - .
var user = "user"; // !!! rewrite value from your account !!!
var password = "password"; // !!! rewrite value from your account !!!
// We keep cookies here
var cookies = new CookieContainer();
// Any proxy, for example Fiddler
var proxy = new WebProxy("127.0.0.1:8888");
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
cookie , "https://www.blablacar.ru/".
var getRequest = new GetRequest()
{
Address = "https://www.blablacar.ru/",
Accept = "text/html, application/xhtml+xml, image/jxr, */*",
Host = "www.blablacar.ru",
KeepAlive = true,
UserAgent = "Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko",
Proxy = proxy
};
getRequest.Run(ref cookies);
, "visitorId":
var visitorStart = getRequest.Response.IndexOf("visitorId") + 12;
var visitorEnd = getRequest.Response.IndexOf("\"", visitorStart);
var visitorId = getRequest.Response.Substring(visitorStart, visitorEnd - visitorStart);
xCorrelationId GUID.
.
// Random value
var xCorrelationId = Guid.NewGuid();
// Auth request
var data = $"{{\"login\":\"{user}\",\"password\":\"{password}\",\"rememberMe\":true,\"grant_type\":\"password\"}}";
var postRequest = new PostRequest()
{
Data = data,
Address = $"https://auth.blablacar.ru/secure-token",
Accept = "application/json",
Host = "auth.blablacar.ru",
ContentType = "application/json",
Referer = "https://www.blablacar.ru/login/email",
KeepAlive = true,
Proxy = proxy
};
postRequest.AddHeader("x-client", "SPA|1.0.0");
postRequest.AddHeader("x-correlation-id", xCorrelationId.ToString());
postRequest.AddHeader("x-currency", "RUB");
postRequest.AddHeader("x-forwarded-proto", "https");
postRequest.AddHeader("x-locale", "ru_RU");
postRequest.AddHeader("x-visitor-id", visitorId);
postRequest.AddHeader("Origin", "https://www.blablacar.ru");
postRequest.Run(ref cookies);
POST- , "bearerCookieValue". "Set-Cookie" .
var bearerCookieValue = string.Empty;
var headers = postRequest.ResponseHeaders;
for (int i = 0; i < headers.Count; ++i)
{
string header = headers.GetKey(i);
if (header == "Set-Cookie")
{
var headerValue = headers.GetValues(i)[0];
headerValue = WebUtility.UrlDecode(headerValue);
var accessTokenStart = postRequest.Response.IndexOf("access_token") + 15;
var accessTokenEnd = postRequest.Response.IndexOf("\"", accessTokenStart);
bearerCookieValue = postRequest.Response.Substring(accessTokenStart, accessTokenEnd - accessTokenStart);
}
}
Agora tudo está pronto para atender às solicitações de informações necessárias. Todo o código é gerado com base nos cabeçalhos de solicitação / resposta visualizados no proxy Fiddler.
getRequest = new GetRequest()
{
Address = "https://edge.blablacar.ru/bookings-and-tripoffers?active=false",
Accept = "application/json",
Host = "edge.blablacar.ru",
KeepAlive = true,
ContentType = "application/json",
Referer = "https://www.blablacar.ru/rides/history",
Proxy = proxy
};
getRequest.AddHeader("x-blablacar-accept-endpoint-version", "2");
getRequest.AddHeader("x-client", "SPA|1.0.0");
getRequest.AddHeader("x-correlation-id", xCorrelationId.ToString());
getRequest.AddHeader("x-currency", "RUB");
getRequest.AddHeader("x-forwarded-proto", "https");
getRequest.AddHeader("x-locale", "ru_RU");
getRequest.AddHeader("x-visitor-id", visitorId);
getRequest.AddHeader("authorization", $"Bearer {bearerCookieValue}");
getRequest.AddHeader("Origin", "https://www.blablacar.ru");
getRequest.Run(ref cookies);
Recebemos a resposta no formato JSON:

Encontramos uma lista de todas as viagens no portal
Neste exemplo, encontraremos uma lista de todas as viagens de Moscou a São Petersburgo em 15 de dezembro de 2020.
var date = "2020-12-15";
var searchUid = Guid.NewGuid();
getRequest = new GetRequest()
{
Address = $"https://edge.blablacar.ru/trip/search?from_coordinates=55.755826%2C37.617299&from_country=RU&to_coordinates=59.931058%2C30.360909&to_country=RU&departure_date={date}&min_departure_time=00%3A00%3A00&requested_seats=1&passenger_gender=UNKNOWN&search_uuid={searchUid}",
Accept = "application/json",
Host = "edge.blablacar.ru",
KeepAlive = true,
ContentType = "application/json",
Referer = "https://www.blablacar.ru/",
Proxy = proxy
};
getRequest.AddHeader("x-blablacar-accept-endpoint-version", "2");
getRequest.AddHeader("x-client", "SPA|1.0.0");
getRequest.AddHeader("x-correlation-id", xCorrelationId.ToString());
getRequest.AddHeader("x-currency", "RUB");
getRequest.AddHeader("x-forwarded-proto", "https");
getRequest.AddHeader("x-locale", "ru_RU");
getRequest.AddHeader("x-visitor-id", visitorId);
getRequest.AddHeader("authorization", $"Bearer {bearerCookieValue}");
getRequest.AddHeader("Origin", "https://www.blablacar.ru");
getRequest.Run(ref cookies);
Em resposta à solicitação, recebemos uma string JSON com viagens no portal:
