def refresh_whatsapp_tokens():
r = get_redis_connection()
if r.get("refresh_whatsapp_tokens"): # pragma: no cover
return
with r.lock("refresh_whatsapp_tokens", 1800):
# iterate across each of our whatsapp channels and get a new token
for channel in Channel.objects.filter(
is_active=True, channel_type="WA").order_by("id"):
try:
url = channel.config["base_url"] + "/v1/users/login"
start = timezone.now()
resp = requests.post(
url,
auth=(channel.config[Channel.CONFIG_USERNAME],
channel.config[Channel.CONFIG_PASSWORD]))
elapsed = (timezone.now() - start).total_seconds() * 1000
HTTPLog.create_from_response(HTTPLog.WHATSAPP_TOKENS_SYNCED,
url,
resp,
channel=channel,
request_time=elapsed)
if resp.status_code != 200:
continue
channel.config["auth_token"] = resp.json()["users"][0]["token"]
channel.save(update_fields=["config"])
except Exception as e:
logger.error(f"Error refreshing whatsapp tokens: {str(e)}",
exc_info=True)
def get_api_templates(self, channel):
if (
CONFIG_FB_BUSINESS_ID not in channel.config or CONFIG_FB_ACCESS_TOKEN not in channel.config
): # pragma: no cover
return [], False
start = timezone.now()
try:
# Retrieve the template domain, fallback to the default for channels
# that have been setup earlier for backwards compatibility
facebook_template_domain = channel.config.get(CONFIG_FB_TEMPLATE_LIST_DOMAIN, "graph.facebook.com")
facebook_business_id = channel.config.get(CONFIG_FB_BUSINESS_ID)
url = TEMPLATE_LIST_URL % (facebook_template_domain, facebook_business_id)
template_data = []
while url:
response = requests.get(
url, params=dict(access_token=channel.config[CONFIG_FB_ACCESS_TOKEN], limit=255)
)
elapsed = (timezone.now() - start).total_seconds() * 1000
HTTPLog.create_from_response(
HTTPLog.WHATSAPP_TEMPLATES_SYNCED, url, response, channel=channel, request_time=elapsed
)
if response.status_code != 200: # pragma: no cover
return [], False
template_data.extend(response.json()["data"])
url = response.json().get("paging", {}).get("next", None)
return template_data, True
except requests.RequestException as e:
HTTPLog.create_from_exception(HTTPLog.WHATSAPP_TEMPLATES_SYNCED, url, e, start, channel=channel)
return [], False
def get_active_intents_from_api(self, classifier):
"""
Gets the current intents defined by this app, in LUIS that's an attribute of the app version
"""
app_id = classifier.config[self.CONFIG_APP_ID]
authoring_endpoint = classifier.config[self.CONFIG_AUTHORING_ENDPOINT]
authoring_key = classifier.config[self.CONFIG_AUTHORING_KEY]
slot = classifier.config[self.CONFIG_SLOT]
client = AuthoringClient(authoring_endpoint, authoring_key)
intents = []
try:
app_info = client.get_app(app_id)
if slot.upper() in app_info["endpoints"]:
version = app_info["endpoints"][slot.upper()]["versionId"]
intents = client.get_version_intents(app_id, version)
except requests.RequestException:
pass
for log in client.logs:
HTTPLog.create_from_response(HTTPLog.INTENTS_SYNCED,
log["url"],
log["response"],
classifier=classifier,
request_time=log["elapsed"])
return [Intent(name=i["name"], external_id=i["id"]) for i in intents]
def get_api_templates(self, channel):
if Channel.CONFIG_AUTH_TOKEN not in channel.config: # pragma: no cover
return [], False
start = timezone.now()
try:
templates_url = "%s/v1/configs/templates" % channel.config.get(
Channel.CONFIG_BASE_URL, "")
response = requests.get(templates_url,
headers=self.get_headers(channel))
elapsed = (timezone.now() - start).total_seconds() * 1000
HTTPLog.create_from_response(HTTPLog.WHATSAPP_TEMPLATES_SYNCED,
templates_url,
response,
channel=channel,
request_time=elapsed)
if response.status_code != 200: # pragma: no cover
return [], False
template_data = response.json()["waba_templates"]
return template_data, True
except requests.RequestException as e:
HTTPLog.create_from_exception(HTTPLog.WHATSAPP_TEMPLATES_SYNCED,
templates_url,
e,
start,
channel=channel)
return [], False
def get_active_intents_from_api(self, classifier):
access_token = classifier.config[self.CONFIG_ACCESS_TOKEN]
start = timezone.now()
try:
response = requests.get(
self.INTENT_URL,
headers={"Authorization": f"Bearer {access_token}"})
elapsed = (timezone.now() - start).total_seconds() * 1000
HTTPLog.create_from_response(HTTPLog.INTENTS_SYNCED,
self.INTENT_URL,
response,
classifier=classifier,
request_time=elapsed)
response.raise_for_status()
response_json = response.json()
except requests.RequestException as e:
HTTPLog.create_from_exception(HTTPLog.INTENTS_SYNCED,
self.INTENT_URL,
e,
start,
classifier=classifier)
return []
intents = []
for intent in response_json["intents"]:
intents.append(Intent(name=intent, external_id=intent))
return intents
def refresh_whatsapp_contacts(channel_id):
r = get_redis_connection()
key = "refresh_whatsapp_contacts_%d" % channel_id
# we can't use our non-overlapping task decorator as it creates a loop in the celery resolver when registering
if r.get(key): # pragma: no cover
return
channel = Channel.objects.filter(id=channel_id, is_active=True).first()
if not channel: # pragma: no cover
return
with r.lock(key, 3600):
# look up all whatsapp URNs for this channel
wa_urns = (ContactURN.objects.filter(
org_id=channel.org_id,
scheme=WHATSAPP_SCHEME,
contact__is_stopped=False,
contact__is_blocked=False).exclude(contact=None).only(
"id", "path"))
# 1,000 contacts at a time, we ask WhatsApp to look up our contacts based on the path
refreshed = 0
for urn_batch in chunk_list(wa_urns, 1000):
# need to wait 10 seconds between each batch of 1000
if refreshed > 0: # pragma: no cover
time.sleep(10)
# build a list of the fully qualified numbers we have
contacts = ["+%s" % u.path for u in urn_batch]
payload = {"blocking": "wait", "contacts": contacts}
# go fetch our contacts
headers = {
"Authorization":
"Bearer %s" % channel.config[Channel.CONFIG_AUTH_TOKEN]
}
url = channel.config[Channel.CONFIG_BASE_URL] + "/v1/contacts"
start = timezone.now()
resp = requests.post(url, json=payload, headers=headers)
elapsed = (timezone.now() - start).total_seconds() * 1000
HTTPLog.create_from_response(HTTPLog.WHATSAPP_CONTACTS_REFRESHED,
url,
resp,
channel=channel,
request_time=elapsed)
# if we had an error, break out
if resp.status_code != 200:
break
refreshed += len(urn_batch)
print("refreshed %d whatsapp urns for channel %d" %
(refreshed, channel_id))
def get_active_intents_from_api(cls, classifier, logs):
"""
Gets the current intents defined by this app, in LUIS that's an attribute of the app version
"""
app_id = classifier.config[cls.CONFIG_APP_ID]
version = classifier.config[cls.CONFIG_VERSION]
endpoint_url = classifier.config[cls.CONFIG_ENDPOINT_URL]
primary_key = classifier.config[cls.CONFIG_PRIMARY_KEY]
start = timezone.now()
url = endpoint_url + "/apps/" + app_id + "/versions/" + version + "/intents"
response = requests.get(url, headers={cls.AUTH_HEADER: primary_key})
elapsed = (timezone.now() - start).total_seconds() * 1000
log = HTTPLog.from_response(HTTPLog.INTENTS_SYNCED,
url,
response,
classifier=classifier)
log.request_time = elapsed
logs.append(log)
response.raise_for_status()
response_json = response.json()
intents = []
for intent in response_json:
intents.append(
Intent(name=intent["name"], external_id=intent["id"]))
return intents
def get_active_intents_from_api(cls, classifier, logs):
"""
Gets the current intents defined by this app. In Wit intents are treated as a special case of an entity. We
fetch the possible values for that entity.
"""
access_token = classifier.config[cls.CONFIG_ACCESS_TOKEN]
start = timezone.now()
response = requests.get(
cls.INTENT_URL,
headers={"Authorization": f"Bearer {access_token}"})
elapsed = (timezone.now() - start).total_seconds() * 1000
log = HTTPLog.from_response(HTTPLog.INTENTS_SYNCED,
cls.INTENT_URL,
response,
classifier=classifier)
log.request_time = elapsed
logs.append(log)
response.raise_for_status()
response_json = response.json()
intents = []
for intent in response_json["values"]:
intents.append(
Intent(name=intent["value"], external_id=intent["value"]))
return intents
def get_active_intents_from_api(cls, classifier, logs):
access_token = classifier.config[cls.CONFIG_ACCESS_TOKEN]
start = timezone.now()
response = requests.get(cls.INTENT_URL, headers={"Authorization": f"Bearer {access_token}"})
elapsed = (timezone.now() - start).total_seconds() * 1000
log = HTTPLog.from_response(HTTPLog.INTENTS_SYNCED, cls.INTENT_URL, response, classifier=classifier)
log.request_time = elapsed
logs.append(log)
response.raise_for_status()
response_json = response.json()
intents = []
for intent in response_json["intents"]:
intents.append(Intent(name=intent, external_id=intent))
return intents
def refresh_whatsapp_templates():
"""
Runs across all WhatsApp templates that have connected FB accounts and syncs the templates which are active.
"""
from .type import (
CONFIG_FB_BUSINESS_ID,
CONFIG_FB_ACCESS_TOKEN,
CONFIG_FB_TEMPLATE_LIST_DOMAIN,
LANGUAGE_MAPPING,
STATUS_MAPPING,
TEMPLATE_LIST_URL,
)
r = get_redis_connection()
if r.get("refresh_whatsapp_templates"): # pragma: no cover
return
with r.lock("refresh_whatsapp_templates", 1800):
# for every whatsapp channel
for channel in Channel.objects.filter(is_active=True,
channel_type="WA"):
# move on if we have no FB credentials
if (CONFIG_FB_BUSINESS_ID not in channel.config
or CONFIG_FB_ACCESS_TOKEN
not in channel.config): # pragma: no cover
continue
# fetch all our templates
start = timezone.now()
try:
# Retrieve the template domain, fallback to the default for channels
# that have been setup earlier for backwards compatibility
facebook_template_domain = channel.config.get(
CONFIG_FB_TEMPLATE_LIST_DOMAIN, "graph.facebook.com")
facebook_business_id = channel.config.get(
CONFIG_FB_BUSINESS_ID)
url = TEMPLATE_LIST_URL % (facebook_template_domain,
facebook_business_id)
# we should never need to paginate because facebook limits accounts to 255 templates
response = requests.get(
url,
params=dict(
access_token=channel.config[CONFIG_FB_ACCESS_TOKEN],
limit=255))
elapsed = (timezone.now() - start).total_seconds() * 1000
HTTPLog.create_from_response(HTTPLog.WHATSAPP_TEMPLATES_SYNCED,
url,
response,
channel=channel,
request_time=elapsed)
if response.status_code != 200: # pragma: no cover
continue
# run through all our templates making sure they are present in our DB
seen = []
for template in response.json()["data"]:
# if this is a status we don't know about
if template["status"] not in STATUS_MAPPING:
logger.error(
f"unknown whatsapp status: {template['status']}")
continue
status = STATUS_MAPPING[template["status"]]
content_parts = []
all_supported = True
for component in template["components"]:
if component["type"] not in [
"HEADER", "BODY", "FOOTER"
]:
logger.error(
f"unknown component type: {component}")
continue
if component["type"] in [
"HEADER", "FOOTER"
] and _calculate_variable_count(component["text"]):
logger.error(
f"unsupported component type wih variables: {component}"
)
all_supported = False
content_parts.append(component["text"])
if not content_parts or not all_supported:
continue
content = "\n\n".join(content_parts)
variable_count = _calculate_variable_count(content)
language = LANGUAGE_MAPPING.get(template["language"])
# its a (non fatal) error if we see a language we don't know
if language is None:
status = TemplateTranslation.STATUS_UNSUPPORTED_LANGUAGE
language = template["language"]
translation = TemplateTranslation.get_or_create(
channel=channel,
name=template["name"],
language=language,
content=content,
variable_count=variable_count,
status=status,
external_id=template["id"],
)
seen.append(translation)
# trim any translations we didn't see
TemplateTranslation.trim(channel, seen)
except RequestException as e: # pragma: no cover
HTTPLog.create_from_exception(
HTTPLog.WHATSAPP_TEMPLATES_SYNCED,
url,
e,
start,
channel=channel)
