Files
notifications-api/app/clients/sms/firetext.py
2016-08-08 11:23:58 +01:00

117 lines
3.9 KiB
Python

import logging
from monotonic import monotonic
from requests import request, RequestException, HTTPError
from app.clients.sms import (
SmsClient,
SmsClientException
)
from app.clients import STATISTICS_DELIVERED, STATISTICS_FAILURE
logger = logging.getLogger(__name__)
# Firetext will send a delivery receipt with three different status codes.
# The `firetext_response` maps these codes to the notification statistics status and notification status.
# If we get a pending (status = 2) delivery receipt followed by a declined (status = 1) delivery receipt we will set
# the notification status to temporary-failure rather than permanent failure.
# See the code in the notification_dao.update_notifications_status_by_id
firetext_responses = {
'0': {
"message": 'Delivered',
"notification_statistics_status": STATISTICS_DELIVERED,
"success": True,
"notification_status": 'delivered'
},
'1': {
"message": 'Declined',
"success": False,
"notification_statistics_status": STATISTICS_FAILURE,
"notification_status": 'permanent-failure'
},
'2': {
"message": 'Undelivered (Pending with Network)',
"success": True,
"notification_statistics_status": None,
"notification_status": 'pending'
}
}
def get_firetext_responses(status):
return firetext_responses[status]
class FiretextClientException(SmsClientException):
def __init__(self, response):
self.code = response['code']
self.description = response['description']
def __str__(self):
return "Code {} description {}".format(self.code, self.description)
class FiretextClient(SmsClient):
'''
FireText sms client.
'''
def init_app(self, current_app, statsd_client, *args, **kwargs):
super(SmsClient, self).__init__(*args, **kwargs)
self.current_app = current_app
self.api_key = current_app.config.get('FIRETEXT_API_KEY')
self.from_number = current_app.config.get('FROM_NUMBER')
self.name = 'firetext'
self.statsd_client = statsd_client
def get_name(self):
return self.name
def send_sms(self, to, content, reference, sender=None):
data = {
"apiKey": self.api_key,
"from": self.from_number if sender is None else sender,
"to": to.replace('+', ''),
"message": content,
"reference": reference
}
start_time = monotonic()
try:
response = request(
"POST",
"https://www.firetext.co.uk/api/sendsms/json",
data=data
)
firetext_response = response.json()
if firetext_response['code'] != 0:
raise FiretextClientException(firetext_response)
response.raise_for_status()
self.current_app.logger.info(
"API {} request on {} succeeded with {} '{}'".format(
"POST",
"https://www.firetext.co.uk/api/sendsms",
response.status_code,
firetext_response.items()
)
)
except RequestException as e:
api_error = HTTPError.create(e)
logger.error(
"API {} request on {} failed with {} '{}'".format(
"POST",
"https://www.firetext.co.uk/api/sendsms",
api_error.status_code,
api_error.message
)
)
self.statsd_client.incr("clients.firetext.error")
raise api_error
finally:
elapsed_time = monotonic() - start_time
self.current_app.logger.info("Firetext request finished in {}".format(elapsed_time))
self.statsd_client.incr("clients.firetext.success")
self.statsd_client.timing("clients.firetext.request-time", elapsed_time)
return response