298 lines
9.7 KiB
Python
298 lines
9.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Operator is the main object that interacts with the foreign
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service. It exposes methods to login, logout and check in and out.
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"""
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from datetime import datetime, timedelta
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import logging
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import os
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import pkg_resources
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import shutil
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import sys
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import time
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import typing as T
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from urllib.parse import urlparse
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geckoexe = shutil.which("geckodriver")
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if geckoexe is None:
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local_path = pkg_resources.resource_filename(__name__, "bin")
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try:
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os.stat(os.path.join(local_path, "geckodriver"))
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os.environ["PATH"] = os.environ["PATH"] + ":" + local_path
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except FileNotFoundError:
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print("Missing geckodriver executable in path", file=sys.stderr)
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raise
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from selenium import webdriver as wd # noqa
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from selenium.common.exceptions import (
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WebDriverException,
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NoSuchElementException,
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) # noqa
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# TODO: read it from configuration.
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RETRIES = 3
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log_fmt = logging.Formatter("%(levelname)s: [%(name)s] -> %(message)s")
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console = logging.StreamHandler(stream=sys.stdout)
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console.setFormatter(log_fmt)
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logger = logging.getLogger(__name__)
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logger.addHandler(console)
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logger.setLevel(os.environ.get("BOTZ_LOGLEVEL", logging.INFO))
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logger.debug("Init at debug")
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def safely(retries: int = 0) -> T.Callable:
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retr = retries
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def _safely(f: T.Callable) -> T.Callable:
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ret = retr
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def _protection(self, *args, **kwargs):
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r = ret
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done = False
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while r > 0:
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try:
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f(self, *args, **kwargs)
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logger.debug("Success executing %s", f.__name__)
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self.switch_to.default_content()
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return
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except WebDriverException as e:
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self.logger.error(
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"Something went wrong: %s [tentative #%s]", e, ret - r
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)
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r -= 1
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return _protection
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return _safely
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def _is_present(driver: wd.Firefox, xpath: str) -> bool:
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try:
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driver.find_element_by_xpath(xpath)
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return True
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except NoSuchElementException:
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return False
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def is_present(
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driver: wd.Firefox, xpath: str, timeout: T.Optional[timedelta] = None
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) -> bool:
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"""
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Helper function. If an element is present in the DOM tree,
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returns true. False otherwise.
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"""
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if timeout is None:
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return _is_present(driver, xpath)
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_now = datetime.now()
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_elapsed = timedelta(seconds=0)
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while _elapsed < timeout:
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logger.debug("Not yet present: %s", xpath)
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if _is_present(driver, xpath):
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logger.debug("Present: %s", xpath)
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return True
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time.sleep(0.5)
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_elapsed = datetime.now() - _now
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return False
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class Operator(wd.Firefox):
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def __init__(
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self,
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base_uri: str,
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name: str = None,
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timeout: int = 20,
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proxy: T.Optional[T.Tuple[str, int]] = None,
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headless: bool = True,
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debug: bool = False,
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*args,
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**kwargs
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) -> None:
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"""
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Adds some configuration to Firefox.
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"""
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self.retries = RETRIES
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self.profile = wd.FirefoxProfile()
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# Do not send telemetry
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self.profile.set_preference("datareporting.policy.dataSubmissionEnabled", False)
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self.profile.set_preference("datareporting.healthreport.service.enabled", False)
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self.profile.set_preference("datareporting.healthreport.uploadEnabled", False)
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self.opts = wd.firefox.options.Options()
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self.opts.headless = headless
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self.debug = debug
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self.base_uri = base_uri
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self.uri = urlparse(base_uri)
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self.timeout = timedelta(seconds=timeout)
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if proxy:
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self.profile.set_preference("network.proxy.type", 1)
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self.profile.set_preference("network.proxy.http", proxy[0])
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self.profile.set_preference("network.proxy.http_port", proxy[1])
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self.profile.set_preference("network.proxy.ssl", proxy[0])
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self.profile.set_preference("network.proxy.ssl_port", proxy[1])
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super().__init__(
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firefox_profile=self.profile, options=self.opts, *args, **kwargs
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)
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self.fullscreen_window()
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self.z_name = name if name is not None else __name__
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self.logger = logging.getLogger("{}.{}".format(__name__, self.name))
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if debug:
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self.logger.setLevel(logging.DEBUG)
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self.logger.debug("Debug level")
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self._logged_in = False
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self._checked_in = False
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self.username = None
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# Clean preceding session
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self.delete_all_cookies()
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@safely(RETRIES)
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def login(self, user: str, password: str, force: bool = False) -> None:
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"""
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Do the login and proceed.
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"""
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if self._logged_in:
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self.logger.warning("Already logged in: %s", user)
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if not force:
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return
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self.logger.info("Forcing login: %s", user)
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# Retrieve login page
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self.get(self.base_uri)
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_correct_url = "cpccchk" in self.current_url
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_now = datetime.now()
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_elapsed = timedelta(seconds=0)
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while not _correct_url:
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self.logger.debug("Not yet on login page: %s", self.current_url)
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time.sleep(0.5)
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_correct_url = "cpccchk" in self.current_url
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_elapsed = datetime.now() - _now
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if _elapsed > self.timeout:
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break
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self.logger.debug("After login get: %s", self.current_url)
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time.sleep(1)
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# Username
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user_form = self.find_element_by_name("m_cUserName")
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# Password
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pass_form = self.find_element_by_name("m_cPassword")
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# Login button
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login_butt = self.find_element_by_xpath('//input[contains(@id, "_Accedi")]')
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# Compile and submit
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user_form.send_keys(user)
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pass_form.send_keys(password)
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do_it = True
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if self.debug and not force:
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_do_it = input("Really do the login? [y/n] ").lower()
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do_it = True if _do_it == "y" else False
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if do_it:
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login_butt.submit()
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time.sleep(5)
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self.logger.debug("Login result: %s", self.title)
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if "Routine window" in self.title:
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self.logger.debug("Reloading...")
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self.refresh()
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self.switch_to.alert.accept()
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if is_present(self, '//a[contains(@class, "imgMenu_ctrl")]', self.timeout):
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self._logged_in = True
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self.logger.info("Login success for user: %s", user)
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else:
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self.logger.error("Login failed: %s", user)
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self.username = user
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@safely(RETRIES)
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def logout(self, force: bool = False) -> None:
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"""
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Do the logout.
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"""
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if not self._logged_in:
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self.logger.warning("Not yet logged in")
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if not force:
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return
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self.logger.info("Forcing logout: %s", self.username)
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# Find the Profile menu and open it
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profile_butt = self.find_element_by_xpath(
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'//span[contains(@id, "imgNoPhotoLabel")]'
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)
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profile_butt.click()
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time.sleep(1)
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# Find the logout button
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logout_butt = self.find_element_by_xpath('//input[@value="Logout user"]')
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logout_butt.click()
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if "jsp/usut_wapplogout_portlet.jsp" in self.current_url:
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self.logger.info("User successfully logged out: %s", self.username)
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self.username = None
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else:
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self.logger.warning("Logout failed: %s", self.username)
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@property
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def logged_in(self) -> bool:
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"""
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Check if already logged in. Checks if page is '/jsp/home.jsp'
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and if login cookie is set (and not expired).
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"""
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_base_domain = ".".join(self.uri.netloc.split(".")[-2:])
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cookies = [c["name"] for c in self.get_cookies() if _base_domain in c["domain"]]
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_right_url = "/jsp/home.jsp" in self.current_url
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_cookies = "dtLatC" in cookies
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return _right_url and _cookies
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@property
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def checked_in(self) -> bool:
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"""
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Check if the user is checked in already.
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"""
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return self._checked_in
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@safely(RETRIES)
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def check_in(self, force: bool = False) -> None:
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"""
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Click the check in button.
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"""
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if not force and not self.logged_in:
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self.logger.warning("Not logged in!")
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return
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if self._checked_in:
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self.logger.warn("Already checked in!")
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if not force:
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return
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iframe = self.find_element_by_xpath(
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'//iframe[contains(@id, "gsmd_container.jsp")]'
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)
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self.switch_to.frame(iframe)
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enter_butt = self.find_element_by_xpath('//input[@value="Entrata"]')
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enter_butt.click()
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# Click the check in button and change
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# self._checked_in state in case of success
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self._checked_in = True
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@safely(RETRIES)
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def check_out(self, force: bool = False) -> None:
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"""
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Click the check out button.
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"""
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if not force and not self.logged_in:
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self.logger.warning("Not logged in!")
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return
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if not self._checked_in:
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self.logger.warn("Not yet checked in!")
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if not force:
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return
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iframe = self.find_element_by_xpath(
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'//iframe[contains(@id, "gsmd_container.jsp")]'
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)
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self.switch_to.frame(iframe)
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exit_butt = self.find_element_by_xpath('//input[@value="Uscita"]')
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exit_butt.click()
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# Click the check in button and change
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# self._checked_in state in case of success
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self._checked_in = False
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def __del__(self) -> None:
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self.quit()
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