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annotate libervia/pages/blog/page_meta.py @ 1139:e45480b6ba24

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pages (blog): use DeferredList while discovering identities instead or waiting for each request individually.
author Goffi <goffi@goffi.org>
date Fri, 11 Jan 2019 16:39:46 +0100
parents 28e3eb3bb217
children 29eb15062416
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1 #!/usr/bin/env python2.7
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2 # -*- coding: utf-8 -*-
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3 from sat.core.i18n import _
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4 from libervia.server.constants import Const as C
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5 from twisted.words.protocols.jabber import jid
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6 from twisted.internet import defer
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7 from libervia.server import session_iface
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8 from sat.core.log import getLogger
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9
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10 log = getLogger("pages/blog")
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11
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12 name = u"blog"
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13 access = C.PAGES_ACCESS_PUBLIC
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14 template = u"blog/discover.html"
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15
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17 @defer.inlineCallbacks
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18 def prepare_render(self, request):
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19 profile = self.getProfile(request)
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20 template_data = request.template_data
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21 if profile is not None:
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22 __, entities_own, entities_roster = yield self.host.bridgeCall(
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23 "discoFindByFeatures",
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24 [],
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25 [(u"pubsub", u"pep")],
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26 True,
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27 False,
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28 True,
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29 True,
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30 True,
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31 profile,
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32 )
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33 entities = template_data[u"disco_entities"] = (
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34 entities_own.keys() + entities_roster.keys()
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35 )
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36 entities_url = template_data[u"entities_url"] = {}
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37 identities = template_data[u"identities"] = self.host.getSessionData(
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38 request, session_iface.ISATSession
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39 ).identities
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40 d_list = []
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41 for entity_jid_s in entities:
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42 entities_url[entity_jid_s] = self.getPageByName("blog_view").getURL(
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43 entity_jid_s
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44 )
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45 if entity_jid_s not in identities:
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46 d_list.append(self.host.bridgeCall(u"identityGet",
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47 entity_jid_s,
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48 profile))
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49 identities_data = yield defer.DeferredList(d_list)
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50 for idx, (success, identity) in enumerate(identities_data):
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51 entity_jid_s = entities[idx]
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52 if not success:
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53 log.warning(_(u"Can't retrieve identity of {entity}")
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54 .format(entity=entity_jid_s))
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55 else:
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56 identities[entity_jid_s] = identity
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57
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58
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59 def on_data_post(self, request):
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60 jid_str = self.getPostedData(request, u"jid")
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61 try:
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62 jid_ = jid.JID(jid_str)
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63 except RuntimeError:
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64 self.pageError(request, C.HTTP_BAD_REQUEST)
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65 url = self.getPageByName(u"blog_view").getURL(jid_.full())
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66 self.HTTPRedirect(request, url)