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# coding: utf-8 |
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import arrow |
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# pocket API |
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from pocket import Pocket, AuthException, RateLimitException |
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# django classes |
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from django.conf import settings |
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from logging import getLogger |
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from django.core.cache import caches |
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# django_th classes |
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from django_th.models import update_result, UserService |
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from django_th.services.services import ServicesMgr |
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from django_th.html_entities import HtmlEntities |
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""" |
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handle process with pocket |
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put the following in settings.py |
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TH_POCKET = { |
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'consumer_key': 'abcdefghijklmnopqrstuvwxyz', |
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} |
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TH_SERVICES = ( |
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... |
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'th_pocket.my_pocket.ServicePocket', |
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... |
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) |
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""" |
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logger = getLogger('django_th.trigger_happy') |
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cache = caches['django_th'] |
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class ServicePocket(ServicesMgr): |
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""" |
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Service Pocket |
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""" |
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def __init__(self, token=None, **kwargs): |
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super(ServicePocket, self).__init__(token, **kwargs) |
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self.consumer_key = settings.TH_POCKET_KEY['consumer_key'] |
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self.token = token |
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self.oauth = 'oauth1' |
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self.service = 'ServicePocket' |
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if token: |
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try: |
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self.pocket = Pocket(self.consumer_key, token) |
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except (AuthException, RateLimitException) as e: |
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us = UserService.objects.get(token=token) |
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logger.error(e.msg, e.error_code) |
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update_result(us.trigger_id, msg=e.msg, status=False) |
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def _create_entry(self, url, title, tags): |
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""" |
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Create an entry |
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:param url: url to save |
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:param title: title to set |
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:param tags: tags to set |
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:return: status |
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""" |
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try: |
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self.pocket.add(url=url, title=title, tags=tags) |
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sentence = str('pocket {} created').format(url) |
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logger.debug(sentence) |
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status = True |
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except Exception as e: |
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logger.critical(e) |
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update_result(self.trigger_id, msg=e, status=False) |
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status = False |
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return status |
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def read_data(self, **kwargs): |
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""" |
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get the data from the service |
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as the pocket service does not have any date |
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in its API linked to the note, |
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add the triggered date to the dict data |
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thus the service will be triggered when data will be found |
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:param kwargs: contain keyword args : trigger_id at least |
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:type kwargs: dict |
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:rtype: list |
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""" |
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trigger_id = kwargs.get('trigger_id') |
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date_triggered = kwargs.get('date_triggered') |
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data = list() |
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# pocket uses a timestamp date format |
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since = arrow.get(date_triggered).timestamp |
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if self.token is not None: |
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# get the data from the last time the trigger have been started |
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# timestamp form |
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pockets = self.pocket.get(since=since, state="unread") |
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content = '' |
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if pockets is not None and len(pockets[0]['list']) > 0: |
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for my_pocket in pockets[0]['list'].values(): |
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if my_pocket.get('excerpt'): |
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content = my_pocket['excerpt'] |
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elif my_pocket.get('given_title'): |
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content = my_pocket['given_title'] |
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my_date = arrow.get(str(date_triggered), |
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'YYYY-MM-DD HH:mm:ss')\ |
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.to(settings.TIME_ZONE) |
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data.append({'my_date': str(my_date), |
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'tag': '', |
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'link': my_pocket['given_url'], |
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'title': my_pocket['given_title'], |
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'content': content, |
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'tweet_id': 0}) |
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# digester |
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self.send_digest_event(trigger_id, |
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my_pocket['given_title'], |
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my_pocket['given_url']) |
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cache.set('th_pocket_' + str(trigger_id), data) |
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return data |
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def save_data(self, trigger_id, **data): |
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""" |
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let's save the data |
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:param trigger_id: trigger ID from which to save data |
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:param data: the data to check to be used and save |
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:type trigger_id: int |
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:type data: dict |
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:return: the status of the save statement |
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:rtype: boolean |
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""" |
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if data.get('link'): |
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if len(data.get('link')) > 0: |
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# get the pocket data of this trigger |
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from th_pocket.models import Pocket as PocketModel |
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trigger = PocketModel.objects.get(trigger_id=trigger_id) |
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title = self.set_title(data) |
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# convert htmlentities |
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title = HtmlEntities(title).html_entity_decode |
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status = self._create_entry(url=data.get('link'), |
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title=title, |
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tags=(trigger.tag.lower())) |
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else: |
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msg = "no link provided for trigger ID {}," \ |
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" so we ignore it".format(trigger_id) |
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logger.warning(msg) |
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update_result(trigger_id, msg=msg, status=True) |
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status = True |
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else: |
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msg = "no token provided for trigger ID {}".format(trigger_id) |
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logger.critical(msg) |
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update_result(trigger_id, msg=msg, status=False) |
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status = False |
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return status |
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def auth(self, request): |
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""" |
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let's auth the user to the Service |
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:param request: request object |
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:return: callback url |
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:rtype: string that contains the url to redirect after auth |
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""" |
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callback_url = self.callback_url(request) |
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request_token = Pocket.get_request_token( |
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consumer_key=self.consumer_key, |
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redirect_uri=callback_url) |
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# Save the request token information for later |
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request.session['request_token'] = request_token |
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# URL to redirect user to, to authorize your app |
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auth_url = Pocket.get_auth_url( |
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code=request_token, redirect_uri=callback_url) |
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return auth_url |
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def callback(self, request, **kwargs): |
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""" |
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Called from the Service when the user accept to activate it |
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:param request: request object |
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:return: callback url |
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:rtype: string , path to the template |
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""" |
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access_token = Pocket.get_access_token( |
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consumer_key=self.consumer_key, |
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code=request.session['request_token']) |
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kwargs = {'access_token': access_token} |
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return super(ServicePocket, self).callback(request, **kwargs) |
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foxmask /
django-th
