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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
)
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__('capsolver')
self.host = 'https://api.capsolver.com'
self.session = requests.Session()
self.captchaType = {
'reCaptcha': 'ReCaptchaV2Task',
'hCaptcha': 'HCaptchaTask',
'turnstile': 'AntiCloudflareTask'
}
# ------------------------------------------------------------------------------- #
@staticmethod
def checkErrorStatus(response, fnct):
if response.status_code in [500, 502]:
raise CaptchaServiceUnavailable(f'CapSolver: Server Side Error {response.status_code}')
try:
rPayload = response.json()
except Exception:
return
if rPayload.get('errorDescription', False) and 'Current system busy' not in rPayload['errorDescription']:
raise CaptchaAPIError(
f"CapSolver -> {fnct} -> {rPayload.get('errorDescription')}"
)
# ------------------------------------------------------------------------------- #
def requestJob(self, jobID):
if not jobID:
raise CaptchaBadJobID("CapSolver: Error bad job id to request task result.")
def _checkRequest(response):
self.checkErrorStatus(response, 'requestJob')
try:
if response.ok and response.json()['status'] == 'ready':
return True
except Exception:
pass
return None
response = polling2.poll(
lambda: self.session.post(
f'{self.host}/getTaskResult',
json={
'clientKey': self.api_key,
'taskId': jobID
},
timeout=30
),
check_success=_checkRequest,
step=5,
timeout=180
)
if response:
try:
rPayload = response.json()['solution']
if 'token' in rPayload:
return rPayload['token']
else:
return rPayload['gRecaptchaResponse']
except Exception:
pass
raise CaptchaTimeout(
"CapSolver: Error failed to solve Captcha."
)
# ------------------------------------------------------------------------------- #
def requestSolve(self, captchaType, url, siteKey):
# ------------------------------------------------------------------------------- #
def _checkRequest(response):
self.checkErrorStatus(response, 'createTask')
try:
rPayload = response.json()
if response.ok:
if rPayload.get("taskId", False):
return True
except Exception:
pass
return None
# ------------------------------------------------------------------------------- #
payload = {
'clientKey': self.api_key,
'appId': '9E717405-8C70-49B3-B277-7C2F2196484B',
'task': {
'type': self.captchaType[captchaType],
'websiteURL': url,
'websiteKey': siteKey
}
}
if captchaType == 'turnstile':
payload['task']['metadata'] = {'type': 'turnstile'}
if self.proxy:
payload['task']['proxy'] = self.proxy
else:
payload['task']['type'] = f"{self.captchaType[captchaType]}Proxyless"
response = polling2.poll(
lambda: self.session.post(
f'{self.host}/createTask',
json=payload,
allow_redirects=False,
timeout=30
),
check_success=_checkRequest,
step=5,
timeout=180
)
if response:
rPayload = response.json()
if rPayload.get('taskId'):
return rPayload['taskId']
raise CaptchaBadJobID(
'CapSolver: Error no job id was returned.'
)
# ------------------------------------------------------------------------------- #
def getCaptchaAnswer(self, captchaType, url, siteKey, captchaParams):
if not captchaParams.get('api_key'):
raise CaptchaParameter("CapSolver: 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.proxy = captchaParams['proxy']['https']
else:
self.proxy = None
try:
jobID = self.requestSolve(captchaType, url, siteKey)
return self.requestJob(jobID)
except polling2.TimeoutException:
raise CaptchaTimeout(
f"CapSolver: Captcha solve (task ID: {jobID}) took to long."
)
raise CaptchaAPIError('CapSolver: Job Failure.')
# ------------------------------------------------------------------------------- #
captchaSolver()
|
