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web_access.py
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import requests
from bs4 import BeautifulSoup
import data_methods
from urllib.parse import quote
import time
import ast
from getpass import getpass
SERVICE = 'https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F'
LOGIN_URL = 'https://auth.berkeley.edu/cas/login'
def cas_login(username, password, service=SERVICE):
parameters = {'service': service}
login_url = LOGIN_URL
session = requests.session()
#TRY:
session.get('https://calcentral.berkeley.edu/auth/cas')
print(session.cookies.get_dict())
# login = session.get(login_url, params=parameters)
login = session.get('https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F')
login_html = data_methods.make_parser(login.text)
hidden_elements = login_html.find_all('input', type='hidden')
form = {}
for x in hidden_elements:
try:
form[x['name']] = x['value']
except KeyError as e:
pass
form['username'] = username
form['password'] = password
for key, value in form.items():
print('key: ', key, 'value: ', value)
#r = session.post(login_url, data=form, params=parameters)
r = session.post('https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F', data=form, allow_redirects=True)
return r, session
def get_hidden(response):
html = data_methods.make_parser(response.text)
hidden = html.find_all('input', type='hidden')
form = {}
for x in hidden:
try:
form[x['name']] = x['value']
except KeyError as e:
pass
return form
def test_login(username, password, phone_no = '2'):
s = requests.session()
r = []
r.append(s.get('https://calcentral.berkeley.edu/'))
r.append(s.get('https://calcentral.berkeley.edu/api/config'))
r.append(s.get('https://calcentral.berkeley.edu/api/my/status'))
r.append(s.get('https://calcentral.berkeley.edu/api/service_alerts'))
r.append(s.get('https://calcentral.berkeley.edu/api/my/academics/status_and_holds'))
r.append(s.get('https://calcentral.berkeley.edu/api/my/am_i_logged_in'))
r.append(s.get('https://calcentral.berkeley.edu/auth/cas'))
r.append(s.get('https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F'))
form = {}
form['username'] = username
form['password'] = password
form.update(get_hidden(r[-1]))
form['geolocation'] = ''
r.append(s.post('https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F', data=form))
last = r[-1]
parser = data_methods.make_parser(last.text)
inputs = parser.find_all('input')
execution = [x.attrs['value'] for x in inputs if 'name' in x.attrs and x.attrs['name'] == 'execution'][0]
div = parser.find_all(id='duo_iframe')[0]
tx, app = tuple(div.attrs['data-sig-request'].split(':'))
api = 'https://' + div.attrs['data-host']
url = api + '/frame/web/v1/auth?tx=' + tx + '&parent=https%3A%2F%2Fauth.berkeley.edu%2Fcas%2Flogin%3Fservice%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252Fauth%252Fcas%252Fcallback%253Furl%253Dhttps%25253A%25252F%25252Fcalcentral.berkeley.edu%25252F&v=2.6'
r.append(s.get(url))
form = {}
form.update(get_hidden(r[-1]))
form['referer'] = 'https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F'
form['java_version'] = ''
form['flash_version'] = '32.0.0.0'
form['screen_resolution_width'] = '1920'
form['screen_resolution_height'] = '1080'
form['color_depth'] = '24'
form['is_cef_browser'] = 'false'
form['is_ipad_os'] = 'false'
tx = form['tx']
url = api + '/frame/web/v1/auth?tx=' + tx + '&parent=https%3A%2F%2Fauth.berkeley.edu%2Fcas%2Flogin%3Fservice%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252Fauth%252Fcas%252Fcallback%253Furl%253Dhttps%25253A%25252F%25252Fcalcentral.berkeley.edu%25252F&v=2.6'
r.append(s.post(url, data=form))
last = r[-1]
parser = data_methods.make_parser(last.text)
inputs = parser.find_all('input')
sid = [x.attrs['value'] for x in inputs if 'name' in x.attrs and x.attrs['name'] == 'sid'][0]
url = api + '/frame/prompt?sid=' + sid
r.append(s.get(url))
last = r[-1]
parser = data_methods.make_parser(last.text)
inputs = parser.find_all('input')
sid = [x.attrs['value'] for x in inputs if 'name' in x.attrs and x.attrs['name'] == 'sid'][0]
url = api + '/frame/prompt'
form = {}
form['sid'] = sid
form['device'] = 'phone' + phone_no
form['factor'] = 'Phone Call'
form['out_of_date'] = ''
form['days_out_of_date'] = ''
form['days_to_block'] = 'None'
r.append(s.post(url, data=form))
txid = ast.literal_eval(r[-1].text)['response']['txid']
url = api + '/frame/status'
form['sid'] = sid
form['txid'] = txid
r.append(s.post(url, data=form))
last = r[-1]
while len(last.cookies) == 0:
time.sleep(1)
r.append(s.post(url, data=form))
last = r[-1]
r.append(s.post(url + '/' + txid, data={'sid': sid}))
auth = ast.literal_eval(r[-1].text)['response']['cookie']
duo_sign = auth + ':' + app
executions = []
for i in range(len(r)):
resp = r[i]
if 'execution' in resp.text:
parser = data_methods.make_parser(resp.text)
inputs = parser.find_all('input')
execution = [x.attrs['value'] for x in inputs if 'name' in x.attrs and x.attrs['name'] == 'execution'][0]
executions.append(execution)
print(i)
form = {}
form['username'] = username
form['password'] = password
form['_eventId'] = 'submit'
form['signedDuoResponse'] = duo_sign
form['execution'] = executions[2]
# for execution_str in executions:
# form['execution'] = execution_str
# r.append(s.post('https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F', data=form))
r.append(s.post('https://auth.berkeley.edu/cas/login?service=https%3A%2F%2Fcalcentral.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Furl%3Dhttps%253A%252F%252Fcalcentral.berkeley.edu%252F', data=form))
last = r[-1].history[0]
loc = last.headers['Location']
r.append(s.get(loc))
time.sleep(1)
r.append(s.get('https://calcentral.berkeley.edu/dashboard'))
time.sleep(1)
r.append(s.get('https://services.housing.berkeley.edu/c1c/dyn/login.asp'))
time.sleep(1)
r.append(s.get('https://services.housing.berkeley.edu/c1c/dyn/login.asp'))
time.sleep(1)
r.append(s.get('https://services.housing.berkeley.edu/c1c/dyn/bals.asp?pln=onfd1'))
return r, s
username = getpass('Type in your username: ')
password = getpass('Type in your password: ')
phone_no = input('Which phone do you want to use?: ')
r, s = test_login(username, password, phone_no)
p = data_methods.make_parser
data = p(r[-1].text)
fout = open('meal_history.txt', 'w')
fout.write(str(data))
fout.close()
data_methods.plot_expenses(data_methods.get_all_tags(data))