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utils.py
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utils.py
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from user import User
from errors import *
from dbhelper import *
from gamehelper import *
import sqlite3
import subprocess
from itsdangerous import URLSafeSerializer
from flask import Flask, request, flash, abort, jsonify
from flask import current_app as app
from flask_bootstrap import Bootstrap
from flask.ext.appconfig import AppConfig
from flask.ext.login import LoginManager, login_user, logout_user, current_user
# Constants
CONFIG_FILE = 'config.py'
CHECK_DISPLAY_QUERY = "SELECT * FROM users WHERE display=?"
INSERT_QUERY = "INSERT INTO users ('username', 'password', 'email', 'display') VALUES(?, ?, ?, ?)"
UPDATE_QUERY = "UPDATE users SET display=?, email=? WHERE id=?"
UPDATE_PW_QUERY = "UPDATE users SET password=?, pw_reset=NULL WHERE id=?"
UPDATE_ACTIVE_QUERY = "UPDATE users SET active=? WHERE id=?"
UPDATE_ADMIN_QUERY = "UPDATE users SET admin=? WHERE id=?"
DELETE_QUERY = "DELETE FROM users WHERE display=?"
DAEMON_RUNNING_MESSAGE = "Daemon is running"
CHECK_DAEMON_COMMAND = ["./pokerdaemon.py", "status"]
START_DAEMON_COMMAND = ["./pokerdaemon.py", "start"]
STOP_DAEMON_COMMAND = ["./pokerdaemon.py", "stop"]
# Login Manager creation function
def create_login_manager(app):
login_manager = LoginManager()
login_manager.init_app(app)
login_manager.login_view = "login"
return login_manager
# App creation function
def create_app(name='app', configfile=CONFIG_FILE):
app = Flask(name)
Bootstrap(app)
AppConfig(app, configfile)
return app
def display_taken(display):
conn = sqlite3.connect(app.config['DATABASE'])
c = conn.cursor()
data = (display, )
c.execute(CHECK_DISPLAY_QUERY, data)
result = c.fetchone()
conn.close()
if current_user.is_authenticated():
return result and result[USER_DISPLAY_COLUMN] != current_user.get_display()
else:
return result
def do_login():
messages = {}
username = request.form.get('username')
password = request.form.get('password')
remember = request.args.get('remember')
user = User.get(username)
if user and user.check_password(password):
login_user(user, remember=remember, force=True)
elif user:
messages['error'] = errors.get("inc_password")
else:
messages['error'] = errors.get("unknown_user")
return messages
def do_logout():
messages = {}
logout_user()
messages['info'] = infos.get("logout_success")
return messages
def do_register():
messages = {}
user_data = {
'display' : request.form.get('display'),
'username' : request.form.get('username'),
'password' : request.form.get('password'),
'confirm' : request.form.get('confirm'),
'email' : request.form.get('email')
}
user = User.get(user_data['username'])
if user_data['password'] != user_data['confirm']:
messages['error'] = errors.get("pass_match")
elif display_taken(user_data['display']):
messages['error'] = errors.get("display_in_use")
elif user and user.check_password(user_data['password']):
login_user(user, force=True)
elif user:
messages['error'] = errors.get("user_in_use")
else:
add_user_to_db(user_data)
user = User.get(user_data['username'])
login_user(user, force=True)
user.send_activation_email()
return messages
def do_activate(payload):
s = URLSafeSerializer(app.config['SECRET_KEY'])
try:
username = s.loads(payload)
except BadSignature:
abort(404)
user = User.get(username)
if not user or user.is_active():
abort(404)
user.set_active()
flash('Account activated')
def do_account_update():
messages = {}
new_display = request.form.get('display')
new_email = request.form.get('email')
new_password = request.form.get('password')
confirm = request.form.get('confirm')
if display_taken(new_display):
messages['error'] = errors.get("display_in_use")
else:
conn = sqlite3.connect(app.config['DATABASE'])
c = conn.cursor()
if new_password:
if new_password != confirm:
messages['error'] = errors.get("pass_match")
else:
pw_hash = User.get_pw_hash(password)
data = (pw_hash, current_user.get_user_id())
c.execute(UPDATE_PW_QUERY, data)
data = (new_display, new_email, current_user.get_user_id())
c.execute(UPDATE_QUERY, data)
conn.commit()
conn.close()
return messages
def send_password_reset():
messages = {}
email = request.form.get('email')
user = User.get_by_email(email)
if user is None:
messages['error'] = errors.get("unknown_user")
else:
user.send_pw_reset_email()
messages['info'] = infos.get("pw_reset_email")
return messages
def do_password_reset(payload):
messages = {}
new_pass = request.form.get('password')
confirm = request.form.get('confirm')
user = User.get_by_pw_reset_key(payload)
if new_pass != confirm:
messages['error'] = errors.get("pass_match")
elif user is None:
messages['error'] = errors.get("invalid_reset")
else:
conn = sqlite3.connect(app.config['DATABASE'])
c = conn.cursor()
data = (new_pass, user.get_user_id(), )
c.execute(UPDATE_PW_QUERY, data)
conn.commit()
conn.close()
login_user(user, force=True)
messages['info'] = infos.get("reset_success")
return messages
def add_user_to_db(user_data):
# First salt and hash the password
pw_hash = User.get_pw_hash(user_data['password'])
conn = sqlite3.connect(app.config['DATABASE'])
c = conn.cursor()
data = (user_data['username'], pw_hash, user_data['email'], user_data['display'], )
c.execute(INSERT_QUERY, data)
conn.commit()
conn.close()
def do_delete(name):
messages = {}
conn = sqlite3.connect(app.config['DATABASE'])
c = conn.cursor()
data = (name, )
c.execute(DELETE_QUERY, data)
conn.commit()
conn.close()
messages['info'] = infos.get("delete_success")
return messages
def do_admin_actions():
messages = {}
conn = sqlite3.connect(app.config['DATABASE'])
c = conn.cursor()
# Admin is starting or stopping the poker daemon
if "start" in request.form:
messages.update(start_daemon())
elif "stop" in request.form:
messages.update(stop_daemon())
else:
for field in request.form:
value = int(request.form.get(field))
# Ignore the hidden attribute if the checkbox is active
if ".hidden" in field:
field = field.split(".hidden")[0]
if field in request.form:
continue
if "active" in field:
user = int(field.split("active")[1])
data = (value, user, )
c.execute(UPDATE_ACTIVE_QUERY, data)
elif "admin" in field:
user_id = int(field.split("admin")[1])
# Don't allow the user to delete their own administrator access
if user_id != current_user.get_user_id():
data = (value, user_id, )
c.execute(UPDATE_ADMIN_QUERY, data)
conn.commit()
conn.close()
messages['info'] = infos.get("field_success")
return messages
def post_action(player, action, amount=0):
if action is None:
return False
elif action is "bet" and amount is None:
return False
elif action not in VALID_ACTIONS:
return False
else:
player.post_action(action, amount)
return True
def render_json(player, posted=False):
game_state = load_game_state(player, posted)
return jsonify(**game_state)
def load_game_state(player, posted):
table_state = TableState.get(player)
opponents = Player.get_opponents(player)
bet_so_far = player.get_initial_stack() - player.get_stack()
call_amount = table_state.get_current_bet - bet_so_far
game_state = {}
game_state['round_id'] = table_state.get_round_id()
game_state['initial_stack'] = player.get_initial_stack()
game_state['stack'] = player.get_stack()
game_state['current_bet'] = table_state.get_current_bet()
game_state['call_amount'] = call_amount
game_state['current_pot'] = table_state.get_current_pot()
game_state['phase'] = table_state.get_phase()
game_state['my_turn'] = player.get_my_turn()
game_state['hand'] = player.get_hand()
game_state['community'] = table_state.get_community_cards()
game_state['opponents'] = opponents
if posted:
game_state['posted'] = True
return game_state
def get_daemon_status():
out = subprocess.check_output(CHECK_DAEMON_COMMAND).strip()
return out == DAEMON_RUNNING_MESSAGE
def start_daemon():
ret = subprocess.call(START_DAEMON_COMMAND)
if ret == 0:
return {'info': infos.get("daemon_start")}
else:
return {'error': errors.get("daemon_start")}
def stop_daemon():
ret = subprocess.call(STOP_DAEMON_COMMAND)
if ret == 0:
return {'info': infos.get("daemon_stop")}
else:
return {'error': errors.get("daemon_stop")}