# Path: pushkin/database/database.py
# ENGINE = None
# SESSION = None
# ALEMBIC_CONFIG = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'alembic.ini')
#         ENGINE = create_engine(config.sqlalchemy_url, poolclass=pool.NullPool)
#         SESSION = sessionmaker(bind=ENGINE)
# def init_db():
# def create_database():
# def upgrade_database():
# def get_head_revision():
# def get_current_revision():
# def execute_query(query):
# def execute_query_with_results(query):
# def session_scope():
# def get_device_tokens(login_id):
# def get_raw_messages(login_id, title, content, screen, game, world_id, dry_run, message_id=0, event_ts_bigint=None,
#                      expiry_millis=None, priority=GCM2.PRIORITY_NORMAL, filter_platform_id=None, filter_device_token=None):
# def update_canonicals(canonicals):
# def update_unregistered_devices(unregistered):
# def process_user_login(login_id, language_id, platform_id, device_token, application_version):
# def upsert_login(login_id, language_id):
# def upsert_device(login_id, platform_id, device_token, application_version, unregistered_ts=None):
# def get_all_logins():
# def get_all_message_blacklist():
# def upsert_message_blacklist(login_id, blacklist):
# def get_login(login_id):
# def get_devices(login):
# def delete_login(login):
# def delete_device(device):
# def get_localized_message(login_id, message_id):
# def upsert_message(message_name, cooldown_ts, trigger_event_id, screen, expiry_millis, priority):
# def upsert_message_localization(message_name, language_id, message_title, message_text):
# def add_message(message_name, language_id, message_title, message_text, trigger_event_id=None, cooldown_ts=None,
#                 screen='', expiry_millis=None, priority=GCM2.PRIORITY_NORMAL):
# def get_all_messages():
# def get_message(message_name):
# def get_message_localizations(message):
# def delete_message(message):
# def delete_message_localization(message_localization):
# def get_event_to_message_mapping():
# def get_and_update_messages_to_send(user_message_set):
# 
# Path: pushkin/context.py
# PERSIST_LOGGER_PREFFIX = 'persist_'
# def setup_loggers():
# def setup_configuration(configuration_filename):
# def start_processors():
# 
# Path: pushkin/config.py
# DATABASE_CONFIG_SECTION = 'Database'
# SERVER_SPECIFIC_CONFIG_SECTION = 'ServerSpecific'
# EVENT_CONFIG_SECTION = 'Event'
# LOG_CONFIG_SECTION = 'Log'
# SERVER_CONFIG_SECTION = 'Server'
# MESSENGER_CONFIG_SECTION = 'Messenger'
# REQUEST_PROCESSOR_CONFIG_SECTION = 'RequestProcessor'
# SENDER_CONFIG_SECTION = 'Sender'
# REQUEST_HANDLER_SECTION = 'RequestHandler'
# def init(configuration_file):
# 
# Path: pushkin/util/tools.py
# def is_integer(value):
#     """
#     Checks if a value is of integer type
# 
#     :param value:
#     :return: True if value is integer, False otherwise
#     """
#     try:
#         int(value)
#         return True
#     except ValueError:
#         return False


from collections import defaultdict
from pushkin.database import database
from pushkin import context
from pushkin import config
from pushkin.util.tools import is_integer
import re

    def _build(self):
        self._add_event_handler(LoginEventHandler())
        self._add_event_handler(TurnOffNotificationEventHandler())
        event_to_message_mapping = database.get_event_to_message_mapping()
        for event_id, message_ids in event_to_message_mapping.iteritems():
            self._add_event_handler(EventToMessagesHandler(event_id, message_ids))

    def get_handlers(self, event_id):
        return self._event_handler_map[event_id]

    def get_event_ids(self):
        return self._event_handler_map.keys()


class EventHandler():
    def __init__(self, event_id):
        self.event_id = event_id

    def handle_event(self, event, event_params):
        raise Exception("Not implemented!")

    def validate(self, event, event_params):
        return event.has_field('user_id') and event.has_field('timestamp')


class LoginEventHandler(EventHandler):
    """Writes user data to database on login event."""

    def __init__(self):

# Path: pushkin/database/database.py
# ENGINE = None
# SESSION = None
# ALEMBIC_CONFIG = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'alembic.ini')
#         ENGINE = create_engine(config.sqlalchemy_url, poolclass=pool.NullPool)
#         SESSION = sessionmaker(bind=ENGINE)
# def init_db():
# def create_database():
# def upgrade_database():
# def get_head_revision():
# def get_current_revision():
# def execute_query(query):
# def execute_query_with_results(query):
# def session_scope():
# def get_device_tokens(login_id):
# def get_raw_messages(login_id, title, content, screen, game, world_id, dry_run, message_id=0, event_ts_bigint=None,
#                      expiry_millis=None, priority=GCM2.PRIORITY_NORMAL, filter_platform_id=None, filter_device_token=None):
# def update_canonicals(canonicals):
# def update_unregistered_devices(unregistered):
# def process_user_login(login_id, language_id, platform_id, device_token, application_version):
# def upsert_login(login_id, language_id):
# def upsert_device(login_id, platform_id, device_token, application_version, unregistered_ts=None):
# def get_all_logins():
# def get_all_message_blacklist():
# def upsert_message_blacklist(login_id, blacklist):
# def get_login(login_id):
# def get_devices(login):
# def delete_login(login):
# def delete_device(device):
# def get_localized_message(login_id, message_id):
# def upsert_message(message_name, cooldown_ts, trigger_event_id, screen, expiry_millis, priority):
# def upsert_message_localization(message_name, language_id, message_title, message_text):
# def add_message(message_name, language_id, message_title, message_text, trigger_event_id=None, cooldown_ts=None,
#                 screen='', expiry_millis=None, priority=GCM2.PRIORITY_NORMAL):
# def get_all_messages():
# def get_message(message_name):
# def get_message_localizations(message):
# def delete_message(message):
# def delete_message_localization(message_localization):
# def get_event_to_message_mapping():
# def get_and_update_messages_to_send(user_message_set):
# 
# Path: pushkin/context.py
# PERSIST_LOGGER_PREFFIX = 'persist_'
# def setup_loggers():
# def setup_configuration(configuration_filename):
# def start_processors():
# 
# Path: pushkin/config.py
# DATABASE_CONFIG_SECTION = 'Database'
# SERVER_SPECIFIC_CONFIG_SECTION = 'ServerSpecific'
# EVENT_CONFIG_SECTION = 'Event'
# LOG_CONFIG_SECTION = 'Log'
# SERVER_CONFIG_SECTION = 'Server'
# MESSENGER_CONFIG_SECTION = 'Messenger'
# REQUEST_PROCESSOR_CONFIG_SECTION = 'RequestProcessor'
# SENDER_CONFIG_SECTION = 'Sender'
# REQUEST_HANDLER_SECTION = 'RequestHandler'
# def init(configuration_file):
# 
# Path: pushkin/util/tools.py
# def is_integer(value):
#     """
#     Checks if a value is of integer type
# 
#     :param value:
#     :return: True if value is integer, False otherwise
#     """
#     try:
#         int(value)
#         return True
#     except ValueError:
#         return False


# Path: pushkin/request/event_handlers.py
from collections import defaultdict
from pushkin.database import database
from pushkin import context
from pushkin import config
from pushkin.util.tools import is_integer
import re


    def _build(self):
        self._add_event_handler(LoginEventHandler())
        self._add_event_handler(TurnOffNotificationEventHandler())
        event_to_message_mapping = database.get_event_to_message_mapping()
        for event_id, message_ids in event_to_message_mapping.iteritems():
            self._add_event_handler(EventToMessagesHandler(event_id, message_ids))

    def get_handlers(self, event_id):
        return self._event_handler_map[event_id]

    def get_event_ids(self):
        return self._event_handler_map.keys()


class EventHandler():
    def __init__(self, event_id):
        self.event_id = event_id

    def handle_event(self, event, event_params):
        raise Exception("Not implemented!")

    def validate(self, event, event_params):
        return event.has_field('user_id') and event.has_field('timestamp')


class LoginEventHandler(EventHandler):
    """Writes user data to database on login event."""

    def __init__(self):

        EventHandler.__init__(self, config.login_event_id)