static void
skypeweb_login_did_auth(PurpleUtilFetchUrlData *url_data, gpointer user_data, const gchar *url_text, gsize len, const gchar *error_message)
{
gchar *refresh_token;
SkypeWebAccount *sa = user_data;
if (url_text == NULL) {
url_text = url_data->webdata;
len = url_data->data_len;
}
refresh_token = skypeweb_string_get_chunk(url_text, len, "=\"skypetoken\" value=\"", "\"");
if (refresh_token == NULL) {
if (g_strstr_len(url_text, len, "recaptcha_response_field")) {
purple_connection_error(sa->pc,
PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED,
_("Captcha required.\nTry logging into web.skype.com and try again."));
return;
} else {
purple_debug_info("skypeweb", "login response was %s\r\n", url_text);
purple_connection_error(sa->pc,
PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED,
_("Failed getting Skype Token"));
return;
}
}
sa->skype_token = refresh_token;
skypeweb_update_cookies(sa, url_text);
skypeweb_do_all_the_things(sa);
}
static void
skypeweb_login_got_t(PurpleUtilFetchUrlData *url_data, gpointer user_data, const gchar *url_text, gsize len, const gchar *error_message)
{
SkypeWebAccount *sa = user_data;
const gchar *login_url = "https://" SKYPEWEB_LOGIN_HOST;// "/login/oauth?client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com";
gchar *request;
GString *postdata;
gchar *magic_t_value; // T is for tasty
sa->url_datas = g_slist_remove(sa->url_datas, url_data);
// <input type="hidden" name="t" id="t" value="...">
magic_t_value = skypeweb_string_get_chunk(url_text, len, "=\"t\" value=\"", "\"");
if (!magic_t_value) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting Magic T value"));
return;
}
// postdata: t=...&oauthPartner=999&client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com
postdata = g_string_new("");
g_string_append_printf(postdata, "t=%s&", purple_url_encode(magic_t_value));
g_string_append(postdata, "oauthPartner=999&");
g_string_append(postdata, "client_id=578134&");
g_string_append(postdata, "redirect_uri=https%3A%2F%2Fweb.skype.com");
// post the t to https://login.skype.com/login/oauth?client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com
request = g_strdup_printf("POST /login/microsoft?client_id=578134&redirect_uri=https%%3A%%2F%%2Fweb.skype.com HTTP/1.0\r\n"
"Connection: close\r\n"
"Accept: */*\r\n"
"BehaviorOverride: redirectAs404\r\n"
"Host: " SKYPEWEB_LOGIN_HOST "\r\n"
"Content-Type: application/x-www-form-urlencoded; charset=UTF-8\r\n"
"Content-Length: %" G_GSIZE_FORMAT "\r\n\r\n%s",
strlen(postdata->str), postdata->str);
skypeweb_fetch_url_request(sa, login_url, TRUE, NULL, FALSE, request, TRUE, 524288, skypeweb_login_did_auth, sa);
g_string_free(postdata, TRUE);
g_free(request);
g_free(magic_t_value);
purple_connection_update_progress(sa->pc, _("Verifying"), 3, 4);
}
static void
skypeweb_got_imagemessage(PurpleUtilFetchUrlData *url_data, gpointer user_data, const gchar *url_text, gsize len, const gchar *error_message)
{
PurpleConversation *conv = user_data;
PurpleConnection *pc;
SkypeWebAccount *sa;
gint icon_id;
gchar *msg_tmp;
// Conversation could have been closed before we retrieved the image
if (!purple_conversation_is_valid(conv)) {
return;
}
pc = purple_conversation_get_connection(conv);
sa = purple_connection_get_protocol_data(pc);
sa->url_datas = g_slist_remove(sa->url_datas, url_data);
if (url_text == NULL && url_data->data_len) {
gchar *location;
location = skypeweb_string_get_chunk(url_data->webdata, url_data->data_len, "Location: https://", "/");
if (location && *location) {
skypeweb_download_uri_to_conv(sa, location, conv);
g_free(location);
}
return;
}
if (!url_text || !len || url_text[0] == '{' || url_text[0] == '<')
return;
if (error_message && *error_message)
return;
icon_id = purple_imgstore_add_with_id(g_memdup(url_text, len), len, NULL);
msg_tmp = g_strdup_printf("<img id='%d'>", icon_id);
purple_conversation_write(conv, conv->name, msg_tmp, PURPLE_MESSAGE_SYSTEM | PURPLE_MESSAGE_IMAGES, time(NULL));
g_free(msg_tmp);
purple_imgstore_unref_by_id(icon_id);
}
static void
skypeweb_login_got_pie(PurpleUtilFetchUrlData *url_data, gpointer user_data, const gchar *url_text, gsize len, const gchar *error_message)
{
SkypeWebAccount *sa = user_data;
PurpleAccount *account = sa->account;
gchar *pie;
gchar *etm;
const gchar *login_url = "https://" SKYPEWEB_LOGIN_HOST;// "/login?client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com";
GString *postdata;
gchar *request;
struct timeval tv;
struct timezone tz;
guint tzhours, tzminutes;
if (error_message && *error_message) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_NETWORK_ERROR, error_message);
return;
}
gettimeofday(&tv, &tz);
(void) tv;
tzminutes = tz.tz_minuteswest;
if (tzminutes < 0) tzminutes = -tzminutes;
tzhours = tzminutes / 60;
tzminutes -= tzhours * 60;
pie = skypeweb_string_get_chunk(url_text, len, "=\"pie\" value=\"", "\"");
if (!pie) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting PIE value"));
return;
}
etm = skypeweb_string_get_chunk(url_text, len, "=\"etm\" value=\"", "\"");
if (!etm) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting ETM value"));
return;
}
postdata = g_string_new("");
g_string_append_printf(postdata, "username=%s&", purple_url_encode(purple_account_get_username(account)));
g_string_append_printf(postdata, "password=%s&", purple_url_encode(purple_account_get_password(account)));
g_string_append_printf(postdata, "timezone_field=%c|%d|%d&", (tz.tz_minuteswest < 0 ? '+' : '-'), tzhours, tzminutes);
g_string_append_printf(postdata, "pie=%s&", purple_url_encode(pie));
g_string_append_printf(postdata, "etm=%s&", purple_url_encode(etm));
g_string_append_printf(postdata, "js_time=%" G_GINT64_FORMAT "&", skypeweb_get_js_time());
g_string_append(postdata, "client_id=578134&");
g_string_append(postdata, "redirect_uri=https://web.skype.com/");
request = g_strdup_printf("POST /login?client_id=578134&redirect_uri=https%%3A%%2F%%2Fweb.skype.com HTTP/1.0\r\n"
"Connection: close\r\n"
"Accept: */*\r\n"
"BehaviorOverride: redirectAs404\r\n"
"Host: " SKYPEWEB_LOGIN_HOST "\r\n"
"Content-Type: application/x-www-form-urlencoded; charset=UTF-8\r\n"
"Content-Length: %" G_GSIZE_FORMAT "\r\n\r\n%s",
strlen(postdata->str), postdata->str);
purple_util_fetch_url_request(sa->account, login_url, TRUE, NULL, FALSE, request, TRUE, 524288, skypeweb_login_did_auth, sa);
g_string_free(postdata, TRUE);
g_free(request);
g_free(pie);
g_free(etm);
purple_connection_update_progress(sa->pc, _("Authenticating"), 2, 4);
}
static void
skypeweb_login_got_ppft(PurpleUtilFetchUrlData *url_data, gpointer user_data, const gchar *url_text, gsize len, const gchar *error_message)
{
SkypeWebAccount *sa = user_data;
const gchar *live_login_url = "https://login.live.com";// "/ppsecure/post.srf?wa=wsignin1.0&wreply=https%3A%2F%2Fsecure.skype.com%2Flogin%2Foauth%2Fproxy%3Fclient_id%3D578134%26redirect_uri%3Dhttps%253A%252F%252Fweb.skype.com";
gchar *msprequ_cookie;
gchar *mspok_cookie;
gchar *cktst_cookie;
gchar *ppft;
GString *postdata;
gchar *request;
// grab PPFT and cookies (MSPRequ, MSPOK)
msprequ_cookie = skypeweb_string_get_chunk(url_text, len, "Set-Cookie: MSPRequ=", ";");
if (!msprequ_cookie) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting MSPRequ cookie"));
return;
}
mspok_cookie = skypeweb_string_get_chunk(url_text, len, "Set-Cookie: MSPOK=", ";");
if (!mspok_cookie) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting MSPOK cookie"));
return;
}
// <input type="hidden" name="PPFT" id="i0327" value="..."/>
ppft = skypeweb_string_get_chunk(url_text, len, "name=\"PPFT\" id=\"i0327\" value=\"", "\"");
if (!ppft) {
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting PPFT value"));
return;
}
// CkTst=G + timestamp e.g. G1422309314913
cktst_cookie = g_strdup_printf("G%" G_GINT64_FORMAT, skypeweb_get_js_time());
// postdata: login={username}&passwd={password}&PPFT={ppft value}
postdata = g_string_new("");
g_string_append_printf(postdata, "login=%s&", purple_url_encode(purple_account_get_username(sa->account)));
g_string_append_printf(postdata, "passwd=%s&", purple_url_encode(purple_account_get_password(sa->account)));
g_string_append_printf(postdata, "PPFT=%s&", purple_url_encode(ppft));
// POST to https://login.live.com/ppsecure/post.srf?wa=wsignin1.0&wreply=https%3A%2F%2Fsecure.skype.com%2Flogin%2Foauth%2Fproxy%3Fclient_id%3D578134%26redirect_uri%3Dhttps%253A%252F%252Fweb.skype.com
request = g_strdup_printf("POST /ppsecure/post.srf?wa=wsignin1.0&wp=MBI_SSL&wreply=https%%3A%%2F%%2Fsecure.skype.com%%2Flogin%%2Foauth%%2Fproxy%%3Fclient_id%%3D578134%%26redirect_uri%%3Dhttps%%253A%%252F%%252Fweb.skype.com HTTP/1.0\r\n"
"Connection: close\r\n"
"Accept: */*\r\n"
"Host: login.live.com\r\n"
"Content-Type: application/x-www-form-urlencoded; charset=UTF-8\r\n"
"Cookie: MSPRequ=%s;MSPOK=%s;CkTst=%s;\r\n"
"Content-Length: %" G_GSIZE_FORMAT "\r\n\r\n%s",
msprequ_cookie, mspok_cookie, cktst_cookie, strlen(postdata->str), postdata->str);
purple_util_fetch_url_request(sa->account, live_login_url, TRUE, NULL, FALSE, request, FALSE, 524288, skypeweb_login_got_t, sa);
g_string_free(postdata, TRUE);
g_free(request);
g_free(msprequ_cookie);
g_free(mspok_cookie);
g_free(cktst_cookie);
g_free(ppft);
purple_connection_update_progress(sa->pc, _("Authenticating"), 2, 4);
}
static void
skypeweb_login_got_t(PurpleUtilFetchUrlData *url_data, gpointer user_data, const gchar *url_text, gsize len, const gchar *error_message)
{
SkypeWebAccount *sa = user_data;
const gchar *login_url = "https://" SKYPEWEB_LOGIN_HOST;// "/login/oauth?client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com";
gchar *request;
GString *postdata;
gchar *magic_t_value; // T is for tasty
sa->url_datas = g_slist_remove(sa->url_datas, url_data);
// <input type="hidden" name="t" id="t" value="...">
magic_t_value = skypeweb_string_get_chunk(url_text, len, "=\"t\" value=\"", "\"");
if (!magic_t_value) {
//No Magic T???? Maybe it be the mighty 2fa-beast
if (FALSE)
/*if (g_strnstr(url_text, len, "Set-Cookie: LOpt=0;"))*/ {
//XX - Would this be better retrieved with JSON decoding the "var ServerData = {...}" code?
// <script type="text/javascript">var ServerData = {...};</script>
gchar *session_state = skypeweb_string_get_chunk(url_text, len, ":'https://login.live.com/GetSessionState.srf?", "',");
if (session_state) {
//These two appear to have different object keys each request :(
gchar *PPFT = skypeweb_string_get_chunk(url_text, len, ",sFT:'", "',");
gchar *SLK = skypeweb_string_get_chunk(url_text, len, ",aB:'", "',");
gchar *ppauth_cookie = skypeweb_string_get_chunk(url_text, len, "Set-Cookie: PPAuth=", ";");
gchar *mspok_cookie = skypeweb_string_get_chunk(url_text, len, "Set-Cookie: MSPOK=", "; domain=");
//Poll https://login.live.com/GetSessionState.srv?{session_state} to retrieve GIF(!!) of 2fa status
//1x1 size GIF means pending, 2x2 rejected, 1x2 approved
//Then re-request the MagicT, if approved with a slightly different GET parameters
//purpose=eOTT_OneTimePassword&PPFT={ppft}&login={email}&SLK={slk}
return;
}
}
purple_connection_error(sa->pc, PURPLE_CONNECTION_ERROR_AUTHENTICATION_FAILED, _("Failed getting Magic T value"));
return;
}
// postdata: t=...&oauthPartner=999&client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com
postdata = g_string_new("");
g_string_append_printf(postdata, "t=%s&", purple_url_encode(magic_t_value));
g_string_append(postdata, "site_name=lw.skype.com&");
g_string_append(postdata, "oauthPartner=999&");
g_string_append(postdata, "client_id=578134&");
g_string_append(postdata, "redirect_uri=https%3A%2F%2Fweb.skype.com");
// post the t to https://login.skype.com/login/oauth?client_id=578134&redirect_uri=https%3A%2F%2Fweb.skype.com
request = g_strdup_printf("POST /login/microsoft?client_id=578134&redirect_uri=https%%3A%%2F%%2Fweb.skype.com HTTP/1.0\r\n"
"Connection: close\r\n"
"Accept: */*\r\n"
"BehaviorOverride: redirectAs404\r\n"
"Host: " SKYPEWEB_LOGIN_HOST "\r\n"
"Content-Type: application/x-www-form-urlencoded; charset=UTF-8\r\n"
"Content-Length: %" G_GSIZE_FORMAT "\r\n\r\n%s",
strlen(postdata->str), postdata->str);
skypeweb_fetch_url_request(sa, login_url, TRUE, NULL, FALSE, request, TRUE, 524288, skypeweb_login_did_auth, sa);
g_string_free(postdata, TRUE);
g_free(request);
g_free(magic_t_value);
purple_connection_update_progress(sa->pc, _("Verifying"), 3, 4);
}