Mercurial > libervia-pubsub
annotate idavoll/pubsub.py @ 4:ea195dc1732d
Allow publication of more than 1 item.
Use mapping between backend exceptions and jabber error replies.
| author | Ralph Meijer <ralphm@ik.nu> |
|---|---|
| date | Sun, 27 Jun 2004 14:07:12 +0000 |
| parents | 9701df89c534 |
| children | a8cfb31dc50c |
| rev | line source |
|---|---|
| 1 | 1 from twisted.protocols.jabber import component,jid |
| 2 | 2 from twisted.xish import utility, domish |
| 1 | 3 from twisted.python import components |
| 4 import backend | |
| 5 import xmpp_error | |
| 6 | |
| 2 | 7 NS_COMPONENT = 'jabber:component:accept' |
| 8 NS_PUBSUB = 'http://jabber.org/protocol/pubsub' | |
| 9 NS_PUBSUB_EVENT = NS_PUBSUB + '#event' | |
| 10 | |
| 1 | 11 IQ_GET = '/iq[@type="get"]' |
| 12 IQ_SET = '/iq[@type="set"]' | |
| 2 | 13 PUBSUB_ELEMENT = '/pubsub[@xmlns="' + NS_PUBSUB + '"]' |
| 14 PUBSUB_GET = IQ_GET + PUBSUB_ELEMENT | |
| 15 PUBSUB_SET = IQ_SET + PUBSUB_ELEMENT | |
| 1 | 16 PUBSUB_CREATE = PUBSUB_SET + '/create' |
| 17 PUBSUB_PUBLISH = PUBSUB_SET + '/publish' | |
| 18 | |
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ea195dc1732d
Allow publication of more than 1 item.
Ralph Meijer <ralphm@ik.nu>
parents:
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diff
changeset
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19 error_map = { |
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ea195dc1732d
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parents:
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20 backend.NotAuthorized: 'not-authorized', |
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ea195dc1732d
Allow publication of more than 1 item.
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parents:
2
diff
changeset
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21 backend.NodeNotFound: 'item-not-found', |
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ea195dc1732d
Allow publication of more than 1 item.
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parents:
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22 backend.NoPayloadAllowed: 'bad-request', |
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ea195dc1732d
Allow publication of more than 1 item.
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parents:
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23 backend.EmptyPayloadExpected: 'bad-request', |
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ea195dc1732d
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parents:
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changeset
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24 backend.PayloadExpected: 'bad-request', |
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ea195dc1732d
Allow publication of more than 1 item.
Ralph Meijer <ralphm@ik.nu>
parents:
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diff
changeset
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25 } |
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ea195dc1732d
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parents:
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diff
changeset
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26 |
| 1 | 27 class ComponentServiceFromBackend(component.Service, utility.EventDispatcher): |
| 28 | |
| 29 def __init__(self, backend): | |
| 30 utility.EventDispatcher.__init__(self) | |
| 31 self.backend = backend | |
| 2 | 32 self.backend.pubsub_service = self |
| 1 | 33 self.addObserver(PUBSUB_PUBLISH, self.onPublish) |
| 34 | |
| 35 def componentConnected(self, xmlstream): | |
| 36 xmlstream.addObserver(PUBSUB_SET, self.onPubSub) | |
| 37 xmlstream.addObserver(PUBSUB_GET, self.onPubSub) | |
| 38 | |
| 39 def error(self, failure, iq): | |
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ea195dc1732d
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Ralph Meijer <ralphm@ik.nu>
parents:
2
diff
changeset
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40 r = failure.trap(*error_map.keys()) |
| 1 | 41 |
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ea195dc1732d
Allow publication of more than 1 item.
Ralph Meijer <ralphm@ik.nu>
parents:
2
diff
changeset
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42 xmpp_error.error_from_iq(iq, error_map[r], failure.value.msg) |
| 1 | 43 |
| 44 return iq | |
| 45 | |
| 46 def success(self, result, iq): | |
| 47 iq.swapAttributeValues("to", "from") | |
| 48 iq["type"] = 'result' | |
| 49 iq.children = [] | |
| 50 return iq | |
| 51 | |
| 52 def onPubSub(self, iq): | |
| 53 self.dispatch(iq) | |
| 54 iq.handled = True | |
| 55 | |
| 56 def onPublish(self, iq): | |
| 57 node = iq.pubsub.publish["node"] | |
| 58 | |
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parents:
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changeset
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59 items = [] |
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60 for child in iq.pubsub.publish.children: |
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parents:
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61 if child.__class__ == domish.Element and child.name == 'item': |
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Ralph Meijer <ralphm@ik.nu>
parents:
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62 items.append(child) |
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parents:
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63 |
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64 print items |
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65 |
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parents:
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66 d = self.backend.do_publish(node, jid.JID(iq["from"]).userhost(), items) |
| 1 | 67 d.addCallback(self.success, iq) |
| 68 d.addErrback(self.error, iq) | |
| 69 d.addCallback(self.send) | |
| 70 | |
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ea195dc1732d
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parents:
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diff
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71 def do_notification(self, list, node): |
| 1 | 72 |
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parents:
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73 for recipient, items in list.items(): |
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ea195dc1732d
Allow publication of more than 1 item.
Ralph Meijer <ralphm@ik.nu>
parents:
2
diff
changeset
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74 self.notify(node, items, recipient) |
| 2 | 75 |
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4
ea195dc1732d
Allow publication of more than 1 item.
Ralph Meijer <ralphm@ik.nu>
parents:
2
diff
changeset
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76 def notify(self, node, itemlist, recipient): |
| 2 | 77 message = domish.Element((NS_COMPONENT, "message")) |
| 78 message["from"] = self.parent.jabberId | |
| 79 message["to"] = recipient | |
| 80 x = message.addElement((NS_PUBSUB_EVENT, "x"), NS_PUBSUB_EVENT) | |
| 81 items = x.addElement("items") | |
| 82 items["node"] = node | |
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Allow publication of more than 1 item.
Ralph Meijer <ralphm@ik.nu>
parents:
2
diff
changeset
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83 items.children.extend(itemlist) |
| 2 | 84 self.send(message) |
| 85 | |
| 1 | 86 """ |
| 87 def onCreateSet(self, iq): | |
| 88 node = iq.pubsub.create["node"] | |
| 89 owner = jid.JID(iq["from"]).userhost() | |
| 90 | |
| 91 try: | |
| 92 node = self.backend.create_node(node, owner) | |
| 93 | |
| 94 if iq.pubsub.create["node"] == None: | |
| 95 # also show node name | |
| 96 except: | |
| 97 pass | |
| 98 | |
| 99 iq.handled = True | |
| 100 """ | |
| 101 | |
| 102 components.registerAdapter(ComponentServiceFromBackend, backend.IBackendService, component.IService) | |
| 103 |