django-hoptoad / hoptoad /

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import itertools
import logging
import re

from django.conf import settings
from django.core.exceptions import MiddlewareNotUsed

from hoptoad import get_hoptoad_settings
from hoptoad.api import htv2
from hoptoad.handlers import get_handler

logger = logging.getLogger(__name__)

class HoptoadNotifierMiddleware(object):
    def __init__(self):
        """Initialize the middleware."""
        hoptoad_settings = get_hoptoad_settings()
    def _init_middleware(self, hoptoad_settings):
        if 'HOPTOAD_API_KEY' not in hoptoad_settings:
            raise MiddlewareNotUsed
        if settings.DEBUG:
            if not hoptoad_settings.get('HOPTOAD_NOTIFY_WHILE_DEBUG', False):
                raise MiddlewareNotUsed
        self.timeout = hoptoad_settings.get('HOPTOAD_TIMEOUT', None)
        self.notify_404 = hoptoad_settings.get('HOPTOAD_NOTIFY_404', False)
        self.notify_403 = hoptoad_settings.get('HOPTOAD_NOTIFY_403', False)
        ignore_agents = hoptoad_settings.get('HOPTOAD_IGNORE_AGENTS', [])
        self.ignore_agents = map(re.compile, ignore_agents)
        self.handler = get_handler()
    def _ignore(self, request):
        """Return True if the given request should be ignored,
        False otherwise.

        ua = request.META.get('HTTP_USER_AGENT', '')
        return any( for i in self.ignore_agents)
    def process_response(self, request, response):
        """Process a reponse object.
        Hoptoad will be notified of a 404 error if the response is a 404
        and 404 tracking is enabled in the settings.
        Hoptoad will be notified of a 403 error if the response is a 403
        and 403 tracking is enabled in the settings.
        Regardless of whether Hoptoad is notified, the reponse object will
        be returned unchanged.
        if self._ignore(request):
            return response
        sc = response.status_code
        if sc in [404, 403] and getattr(self, "notify_%d" % sc):
            self.handler.enqueue(htv2.generate_payload((request, sc)),
        return response
    def process_exception(self, request, exc):
        """Process an exception.
        Hoptoad will be notified of the exception and None will be
        returned so that Django's normal exception handling will then
        be used.
        if self._ignore(request):
            return None
        self.handler.enqueue(htv2.generate_payload((request, None)),
        return None