104 lines
3.6 KiB
Python
104 lines
3.6 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright(C) 2010-2011 Romain Bignon, Christophe Benz
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#
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# This file is part of weboob.
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#
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# weboob is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# weboob is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with weboob. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import with_statement
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from random import randint
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from weboob.tools.browser import BrowserUnavailable
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from weboob.capabilities.dating import Optimization
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from weboob.tools.log import getLogger
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__all__ = ['ProfilesWalker']
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class ProfilesWalker(Optimization):
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def __init__(self, sched, storage, browser):
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self.sched = sched
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self.storage = storage
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self.browser = browser
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self.logger = getLogger('walker', browser.logger)
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self.walk_cron = None
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self.view_cron = None
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self.visited_profiles = set(storage.get('profiles_walker', 'viewed'))
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self.logger.info(u'Loaded %d already visited profiles from storage.' % len(self.visited_profiles))
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self.profiles_queue = set()
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def save(self):
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self.storage.set('profiles_walker', 'viewed', list(self.visited_profiles))
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self.storage.save()
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def start(self):
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self.walk_cron = self.sched.repeat(60, self.enqueue_profiles)
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self.view_cron = self.sched.schedule(randint(10,40), self.view_profile)
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return True
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def stop(self):
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self.sched.cancel(self.walk_cron)
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self.sched.cancel(self.view_cron)
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self.walk_cron = None
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self.view_cron = None
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return True
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def is_running(self):
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return self.walk_cron is not None
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def enqueue_profiles(self):
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try:
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with self.browser:
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profiles_to_visit = self.browser.search_profiles().difference(self.visited_profiles)
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self.logger.info(u'Enqueuing profiles to visit: %s' % profiles_to_visit)
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self.profiles_queue = set(profiles_to_visit)
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self.save()
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except BrowserUnavailable:
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return
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def view_profile(self):
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try:
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try:
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id = self.profiles_queue.pop()
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except KeyError:
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return # empty queue
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try:
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with self.browser:
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profile = self.browser.get_profile(id)
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self.logger.info(u'Visited profile %s (%s)' % (profile.get_name(), id))
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# Get score from the aum_score module
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#d = self.nucentral_core.callService(context.Context.fromComponent(self), 'aum_score', 'score', profile)
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# d.addCallback(self.score_cb, profile.getID())
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# deferredlist.append(d)
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# do not forget that we visited this profile, to avoid re-visiting it.
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self.visited_profiles.add(id)
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self.save()
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except BrowserUnavailable:
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# We consider this profil hasn't been [correctly] analysed
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self.profiles_queue.add(id)
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return
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except Exception, e:
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print e
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finally:
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if self.view_cron is not None:
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self.view_cron = self.sched.schedule(randint(10,40), self.view_profile)
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