Moved freshdesk webhook into its own file freshdesk.py

This commit is contained in:
Tomasz Kolek 2016-03-13 15:06:54 +01:00 committed by Tim Abbott
parent 021c66fd9a
commit b3e5a256f5
3 changed files with 141 additions and 132 deletions

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@ -2,148 +2,17 @@
from __future__ import absolute_import from __future__ import absolute_import
from zerver.models import get_client from zerver.models import get_client
from zerver.lib.actions import check_send_message from zerver.lib.actions import check_send_message
from zerver.lib.notifications import convert_html_to_markdown
from zerver.lib.response import json_success, json_error from zerver.lib.response import json_success, json_error
from zerver.decorator import REQ, \ from zerver.decorator import REQ, \
has_request_variables, authenticated_rest_api_view, \ has_request_variables, authenticated_rest_api_view, \
api_key_only_webhook_view api_key_only_webhook_view
import pprint import pprint
import logging
import ujson import ujson
from .github import build_commit_list_content, build_message_from_gitlog from .github import build_commit_list_content, build_message_from_gitlog
class TicketDict(dict):
"""
A helper class to turn a dictionary with ticket information into
an object where each of the keys is an attribute for easy access.
"""
def __getattr__(self, field):
if "_" in field:
return self.get(field)
else:
return self.get("ticket_" + field)
def property_name(property, index):
# The Freshdesk API is currently pretty broken: statuses are customizable
# but the API will only tell you the number associated with the status, not
# the name. While we engage the Freshdesk developers about exposing this
# information through the API, since only FlightCar uses this integration,
# hardcode their statuses.
statuses = ["", "", "Open", "Pending", "Resolved", "Closed",
"Waiting on Customer", "Job Application", "Monthly"]
priorities = ["", "Low", "Medium", "High", "Urgent"]
if property == "status":
return statuses[index] if index < len(statuses) else str(index)
elif property == "priority":
return priorities[index] if index < len(priorities) else str(index)
else:
raise ValueError("Unknown property")
def parse_freshdesk_event(event_string):
# These are always of the form "{ticket_action:created}" or
# "{status:{from:4,to:6}}". Note the lack of string quoting: this isn't
# valid JSON so we have to parse it ourselves.
data = event_string.replace("{", "").replace("}", "").replace(",", ":").split(":")
if len(data) == 2:
# This is a simple ticket action event, like
# {ticket_action:created}.
return data
else:
# This is a property change event, like {status:{from:4,to:6}}. Pull out
# the property, from, and to states.
property, _, from_state, _, to_state = data
return (property, property_name(property, int(from_state)),
property_name(property, int(to_state)))
def format_freshdesk_note_message(ticket, event_info):
# There are public (visible to customers) and private note types.
note_type = event_info[1]
content = "%s <%s> added a %s note to [ticket #%s](%s)." % (
ticket.requester_name, ticket.requester_email, note_type,
ticket.id, ticket.url)
return content
def format_freshdesk_property_change_message(ticket, event_info):
# Freshdesk will only tell us the first event to match our webhook
# configuration, so if we change multiple properties, we only get the before
# and after data for the first one.
content = "%s <%s> updated [ticket #%s](%s):\n\n" % (
ticket.requester_name, ticket.requester_email, ticket.id, ticket.url)
# Why not `"%s %s %s" % event_info`? Because the linter doesn't like it.
content += "%s: **%s** => **%s**" % (
event_info[0].capitalize(), event_info[1], event_info[2])
return content
def format_freshdesk_ticket_creation_message(ticket):
# They send us the description as HTML.
cleaned_description = convert_html_to_markdown(ticket.description)
content = "%s <%s> created [ticket #%s](%s):\n\n" % (
ticket.requester_name, ticket.requester_email, ticket.id, ticket.url)
content += """~~~ quote
%s
~~~\n
""" % (cleaned_description,)
content += "Type: **%s**\nPriority: **%s**\nStatus: **%s**" % (
ticket.type, ticket.priority, ticket.status)
return content
@authenticated_rest_api_view
@has_request_variables
def api_freshdesk_webhook(request, user_profile, stream=REQ(default='')):
try:
payload = ujson.loads(request.body)
ticket_data = payload["freshdesk_webhook"]
except ValueError:
return json_error("Malformed JSON input")
required_keys = [
"triggered_event", "ticket_id", "ticket_url", "ticket_type",
"ticket_subject", "ticket_description", "ticket_status",
"ticket_priority", "requester_name", "requester_email",
]
for key in required_keys:
if ticket_data.get(key) is None:
logging.warning("Freshdesk webhook error. Payload was:")
logging.warning(request.body)
return json_error("Missing key %s in JSON" % (key,))
try:
stream = request.GET['stream']
except (AttributeError, KeyError):
stream = 'freshdesk'
ticket = TicketDict(ticket_data)
subject = "#%s: %s" % (ticket.id, ticket.subject)
try:
event_info = parse_freshdesk_event(ticket.triggered_event)
except ValueError:
return json_error("Malformed event %s" % (ticket.triggered_event,))
if event_info[1] == "created":
content = format_freshdesk_ticket_creation_message(ticket)
elif event_info[0] == "note_type":
content = format_freshdesk_note_message(ticket, event_info)
elif event_info[0] in ("status", "priority"):
content = format_freshdesk_property_change_message(ticket, event_info)
else:
# Not an event we know handle; do nothing.
return json_success()
check_send_message(user_profile, get_client("ZulipFreshdeskWebhook"), "stream",
[stream], subject, content)
return json_success()
def truncate(string, length): def truncate(string, length):
if len(string) > length: if len(string) > length:
string = string[:length-3] + '...' string = string[:length-3] + '...'

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@ -0,0 +1,140 @@
# Webhooks for external integrations.
from __future__ import absolute_import
from zerver.models import get_client
from zerver.lib.actions import check_send_message
from zerver.lib.response import json_success, json_error
from zerver.lib.notifications import convert_html_to_markdown
from zerver.decorator import REQ, has_request_variables, authenticated_rest_api_view
import logging
import ujson
class TicketDict(dict):
"""
A helper class to turn a dictionary with ticket information into
an object where each of the keys is an attribute for easy access.
"""
def __getattr__(self, field):
if "_" in field:
return self.get(field)
else:
return self.get("ticket_" + field)
def property_name(property, index):
# The Freshdesk API is currently pretty broken: statuses are customizable
# but the API will only tell you the number associated with the status, not
# the name. While we engage the Freshdesk developers about exposing this
# information through the API, since only FlightCar uses this integration,
# hardcode their statuses.
statuses = ["", "", "Open", "Pending", "Resolved", "Closed",
"Waiting on Customer", "Job Application", "Monthly"]
priorities = ["", "Low", "Medium", "High", "Urgent"]
if property == "status":
return statuses[index] if index < len(statuses) else str(index)
elif property == "priority":
return priorities[index] if index < len(priorities) else str(index)
else:
raise ValueError("Unknown property")
def parse_freshdesk_event(event_string):
# These are always of the form "{ticket_action:created}" or
# "{status:{from:4,to:6}}". Note the lack of string quoting: this isn't
# valid JSON so we have to parse it ourselves.
data = event_string.replace("{", "").replace("}", "").replace(",", ":").split(":")
if len(data) == 2:
# This is a simple ticket action event, like
# {ticket_action:created}.
return data
else:
# This is a property change event, like {status:{from:4,to:6}}. Pull out
# the property, from, and to states.
property, _, from_state, _, to_state = data
return (property, property_name(property, int(from_state)),
property_name(property, int(to_state)))
def format_freshdesk_note_message(ticket, event_info):
# There are public (visible to customers) and private note types.
note_type = event_info[1]
content = "%s <%s> added a %s note to [ticket #%s](%s)." % (
ticket.requester_name, ticket.requester_email, note_type,
ticket.id, ticket.url)
return content
def format_freshdesk_property_change_message(ticket, event_info):
# Freshdesk will only tell us the first event to match our webhook
# configuration, so if we change multiple properties, we only get the before
# and after data for the first one.
content = "%s <%s> updated [ticket #%s](%s):\n\n" % (
ticket.requester_name, ticket.requester_email, ticket.id, ticket.url)
# Why not `"%s %s %s" % event_info`? Because the linter doesn't like it.
content += "%s: **%s** => **%s**" % (
event_info[0].capitalize(), event_info[1], event_info[2])
return content
def format_freshdesk_ticket_creation_message(ticket):
# They send us the description as HTML.
cleaned_description = convert_html_to_markdown(ticket.description)
content = "%s <%s> created [ticket #%s](%s):\n\n" % (
ticket.requester_name, ticket.requester_email, ticket.id, ticket.url)
content += """~~~ quote
%s
~~~\n
""" % (cleaned_description,)
content += "Type: **%s**\nPriority: **%s**\nStatus: **%s**" % (
ticket.type, ticket.priority, ticket.status)
return content
@authenticated_rest_api_view
@has_request_variables
def api_freshdesk_webhook(request, user_profile, stream=REQ(default='')):
try:
payload = ujson.loads(request.body)
ticket_data = payload["freshdesk_webhook"]
except ValueError:
return json_error("Malformed JSON input")
required_keys = [
"triggered_event", "ticket_id", "ticket_url", "ticket_type",
"ticket_subject", "ticket_description", "ticket_status",
"ticket_priority", "requester_name", "requester_email",
]
for key in required_keys:
if ticket_data.get(key) is None:
logging.warning("Freshdesk webhook error. Payload was:")
logging.warning(request.body)
return json_error("Missing key %s in JSON" % (key,))
try:
stream = request.GET['stream']
except (AttributeError, KeyError):
stream = 'freshdesk'
ticket = TicketDict(ticket_data)
subject = "#%s: %s" % (ticket.id, ticket.subject)
try:
event_info = parse_freshdesk_event(ticket.triggered_event)
except ValueError:
return json_error("Malformed event %s" % (ticket.triggered_event,))
if event_info[1] == "created":
content = format_freshdesk_ticket_creation_message(ticket)
elif event_info[0] == "note_type":
content = format_freshdesk_note_message(ticket, event_info)
elif event_info[0] in ("status", "priority"):
content = format_freshdesk_property_change_message(ticket, event_info)
else:
# Not an event we know handle; do nothing.
return json_success()
check_send_message(user_profile, get_client("ZulipFreshdeskWebhook"), "stream",
[stream], subject, content)
return json_success()

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@ -162,7 +162,7 @@ urlpatterns += patterns('zerver.views',
url(r'^api/v1/external/bitbucket$', 'webhooks.bitbucket.api_bitbucket_webhook'), url(r'^api/v1/external/bitbucket$', 'webhooks.bitbucket.api_bitbucket_webhook'),
url(r'^api/v1/external/desk$', 'webhooks.deskdotcom.api_deskdotcom_webhook'), url(r'^api/v1/external/desk$', 'webhooks.deskdotcom.api_deskdotcom_webhook'),
url(r'^api/v1/external/stash$', 'webhooks.stash.api_stash_webhook'), url(r'^api/v1/external/stash$', 'webhooks.stash.api_stash_webhook'),
url(r'^api/v1/external/freshdesk$', 'webhooks.api_freshdesk_webhook'), url(r'^api/v1/external/freshdesk$', 'webhooks.freshdesk.api_freshdesk_webhook'),
url(r'^api/v1/external/zendesk$', 'webhooks.api_zendesk_webhook'), url(r'^api/v1/external/zendesk$', 'webhooks.api_zendesk_webhook'),
url(r'^api/v1/external/pagerduty$', 'webhooks.api_pagerduty_webhook'), url(r'^api/v1/external/pagerduty$', 'webhooks.api_pagerduty_webhook'),
url(r'^api/v1/external/travis$', 'webhooks.api_travis_webhook'), url(r'^api/v1/external/travis$', 'webhooks.api_travis_webhook'),