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from __future__ import absolute_import
import requests
try:
from urlparse import urlparse
except ImportError:
from urllib.parse import urlparse
from ..exceptions import (
CaptchaServiceUnavailable,
CaptchaAPIError,
CaptchaTimeout,
CaptchaParameter,
CaptchaBadJobID,
CaptchaReportError
)
try:
import polling2
except ImportError:
raise ImportError("Please install the python module 'polling2' via pip")
from . import Captcha
class captchaSolver(Captcha):
def __init__(self):
super(captchaSolver, self).__init__('2captcha')
self.host = 'https://2captcha.com'
self.session = requests.Session()
self.captchaType = {
'reCaptcha': 'userrecaptcha',
'hCaptcha': 'hcaptcha',
'turnstile': 'turnstile'
}
# ------------------------------------------------------------------------------- #
@staticmethod
def checkErrorStatus(response, request_type):
if response.status_code in [500, 502]:
raise CaptchaServiceUnavailable(f'2Captcha: Server Side Error {response.status_code}')
errors = {
'in.php': {
"ERROR_WRONG_USER_KEY": "You've provided api_key parameter value is in incorrect format, it should contain 32 symbols.",
"ERROR_KEY_DOES_NOT_EXIST": "The api_key you've provided does not exists.",
"ERROR_ZERO_BALANCE": "You don't have sufficient funds on your account.",
"ERROR_PAGEURL": "pageurl parameter is missing in your request.",
"ERROR_NO_SLOT_AVAILABLE":
"No Slots Available.\nYou can receive this error in two cases:\n"
"1. If you solve ReCaptcha: the queue of your captchas that are not distributed to workers is too long. "
"Queue limit changes dynamically and depends on total amount of captchas awaiting solution and usually it's between 50 and 100 captchas.\n"
"2. If you solve Normal Captcha: your maximum rate for normal captchas is lower than current rate on the server."
"You can change your maximum rate in your account's settings.",
"ERROR_IP_NOT_ALLOWED": "The request is sent from the IP that is not on the list of your allowed IPs.",
"IP_BANNED": "Your IP address is banned due to many frequent attempts to access the server using wrong authorization keys.",
"ERROR_BAD_TOKEN_OR_PAGEURL":
"You can get this error code when sending ReCaptcha V2. "
"That happens if your request contains invalid pair of googlekey and pageurl. "
"The common reason for that is that ReCaptcha is loaded inside an iframe hosted on another domain/subdomain.",
"ERROR_GOOGLEKEY":
"You can get this error code when sending ReCaptcha V2. "
"That means that sitekey value provided in your request is incorrect: it's blank or malformed.",
"MAX_USER_TURN": "You made more than 60 requests within 3 seconds.Your account is banned for 10 seconds. Ban will be lifted automatically."
},
'res.php': {
"ERROR_CAPTCHA_UNSOLVABLE":
"We are unable to solve your captcha - three of our workers were unable solve it "
"or we didn't get an answer within 90 seconds (300 seconds for ReCaptcha V2). "
"We will not charge you for that request.",
"ERROR_WRONG_USER_KEY": "You've provided api_key parameter value in incorrect format, it should contain 32 symbols.",
"ERROR_KEY_DOES_NOT_EXIST": "The api_key you've provided does not exists.",
"ERROR_WRONG_ID_FORMAT": "You've provided captcha ID in wrong format. The ID can contain numbers only.",
"ERROR_WRONG_CAPTCHA_ID": "You've provided incorrect captcha ID.",
"ERROR_BAD_DUPLICATES":
"Error is returned when 100% accuracy feature is enabled. "
"The error means that max numbers of tries is reached but min number of matches not found.",
"REPORT_NOT_RECORDED": "Error is returned to your complain request if you already complained lots of correctly solved captchas.",
"ERROR_IP_ADDRES":
"You can receive this error code when registering a pingback (callback) IP or domain."
"That happes if your request is coming from an IP address that doesn't match the IP address of your pingback IP or domain.",
"ERROR_TOKEN_EXPIRED": "You can receive this error code when sending GeeTest. That error means that challenge value you provided is expired.",
"ERROR_EMPTY_ACTION": "Action parameter is missing or no value is provided for action parameter."
}
}
rPayload = response.json()
if rPayload.get('status') == 0 and rPayload.get('request') in errors.get(request_type):
raise CaptchaAPIError(
f"{rPayload['request']} {errors.get(request_type).get(rPayload['request'])}"
)
# ------------------------------------------------------------------------------- #
def reportJob(self, jobID):
if not jobID:
raise CaptchaBadJobID(
"2Captcha: Error bad job id to request Captcha."
)
def _checkRequest(response):
self.checkErrorStatus(response, 'res.php')
if response.ok and response.json().get('status') == 1:
return response
return None
response = polling2.poll(
lambda: self.session.get(
f'{self.host}/res.php',
params={
'key': self.api_key,
'action': 'reportbad',
'id': jobID,
'json': '1'
},
timeout=30
),
check_success=_checkRequest,
step=5,
timeout=180
)
if response:
return True
else:
raise CaptchaReportError(
"2Captcha: Error - Failed to report bad Captcha solve."
)
# ------------------------------------------------------------------------------- #
def requestJob(self, jobID):
if not jobID:
raise CaptchaBadJobID("2Captcha: Error bad job id to request Captcha.")
def _checkRequest(response):
self.checkErrorStatus(response, 'res.php')
if response.ok and response.json().get('status') == 1:
return response
return None
response = polling2.poll(
lambda: self.session.get(
f'{self.host}/res.php',
params={
'key': self.api_key,
'action': 'get',
'id': jobID,
'json': '1'
},
timeout=30
),
check_success=_checkRequest,
step=5,
timeout=180
)
if response:
return response.json().get('request')
else:
raise CaptchaTimeout(
"2Captcha: Error failed to solve Captcha."
)
# ------------------------------------------------------------------------------- #
def requestSolve(self, captchaType, url, siteKey):
def _checkRequest(response):
self.checkErrorStatus(response, 'in.php')
if response.ok and response.json().get("status") == 1 and response.json().get('request'):
return response
return None
data = {
'key': self.api_key,
'pageurl': url,
'json': 1,
'soft_id': 2905
}
data.update({
'method': self.captchaType[captchaType],
'googlekey' if captchaType == 'reCaptcha' else 'sitekey': siteKey
})
if self.proxy:
data.update({
'proxy': self.proxy,
'proxytype': self.proxyType
})
response = polling2.poll(
lambda: self.session.post(
f'{self.host}/in.php',
data=data,
allow_redirects=False,
timeout=30
),
check_success=_checkRequest,
step=5,
timeout=180
)
if response:
return response.json().get('request')
else:
raise CaptchaBadJobID(
'2Captcha: Error no job id was returned.'
)
# ------------------------------------------------------------------------------- #
def getCaptchaAnswer(self, captchaType, url, siteKey, captchaParams):
jobID = None
if not captchaParams.get('api_key'):
raise CaptchaParameter(
"2Captcha: Missing api_key parameter."
)
self.api_key = captchaParams.get('api_key')
if captchaParams.get('proxy') and not captchaParams.get('no_proxy'):
hostParsed = urlparse(captchaParams.get('proxy', {}).get('https'))
if not hostParsed.scheme:
raise CaptchaParameter('Cannot parse proxy correctly, bad scheme')
if not hostParsed.netloc:
raise CaptchaParameter('Cannot parse proxy correctly, bad netloc')
self.proxyType = hostParsed.scheme
self.proxy = hostParsed.netloc
else:
self.proxy = None
try:
jobID = self.requestSolve(captchaType, url, siteKey)
return self.requestJob(jobID)
except polling2.TimeoutException:
try:
if jobID:
self.reportJob(jobID)
except polling2.TimeoutException:
raise CaptchaTimeout(
f"2Captcha: Captcha solve took to long and also failed reporting the job the job id {jobID}."
)
raise CaptchaTimeout(
f"2Captcha: Captcha solve took to long to execute job id {jobID}, aborting."
)
# ------------------------------------------------------------------------------- #
captchaSolver()
|
