Mercurial > libervia-pubsub
annotate idavoll/pubsub.py @ 10:36f0ce354ce8
Initial revision
| author | Ralph Meijer <ralphm@ik.nu> |
|---|---|
| date | Fri, 09 Jul 2004 15:44:23 +0000 |
| parents | 52bd563b7a5d |
| children | d45e921a5d2a |
| 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' | |
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18 PUBSUB_OPTIONS_GET = PUBSUB_GET + '/options' |
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19 PUBSUB_CONFIGURE_GET = PUBSUB_GET + '/configure' |
| 1 | 20 |
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21 error_map = { |
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22 backend.NotAuthorized: 'not-authorized', |
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23 backend.NodeNotFound: 'item-not-found', |
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24 backend.NoPayloadAllowed: 'bad-request', |
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25 backend.PayloadExpected: 'bad-request', |
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26 } |
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27 |
| 1 | 28 class ComponentServiceFromBackend(component.Service, utility.EventDispatcher): |
| 29 | |
| 30 def __init__(self, backend): | |
| 31 utility.EventDispatcher.__init__(self) | |
| 32 self.backend = backend | |
| 2 | 33 self.backend.pubsub_service = self |
| 1 | 34 self.addObserver(PUBSUB_PUBLISH, self.onPublish) |
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35 self.addObserver(PUBSUB_OPTIONS_GET, self.onOptionsGet) |
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36 self.addObserver(PUBSUB_CONFIGURE_GET, self.onConfigureGet) |
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37 self.addObserver(PUBSUB_GET, self.notImplemented, -1) |
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38 self.addObserver(PUBSUB_SET, self.notImplemented, -1) |
| 1 | 39 |
| 40 def componentConnected(self, xmlstream): | |
| 41 xmlstream.addObserver(PUBSUB_SET, self.onPubSub) | |
| 42 xmlstream.addObserver(PUBSUB_GET, self.onPubSub) | |
| 43 | |
| 9 | 44 def getIdentities(self, node): |
| 45 results = [] | |
| 46 if not node: | |
| 47 results.append({ | |
| 48 'category': 'pubsub', | |
| 49 'type': 'generic', | |
| 50 'name': 'Generic Pubsub Service' | |
| 51 }) | |
| 52 return results | |
| 53 | |
| 1 | 54 def error(self, failure, iq): |
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55 r = failure.trap(*error_map.keys()) |
| 1 | 56 |
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57 xmpp_error.error_from_iq(iq, error_map[r], failure.value.msg) |
| 1 | 58 |
| 59 return iq | |
| 60 | |
| 61 def success(self, result, iq): | |
| 62 iq.swapAttributeValues("to", "from") | |
| 63 iq["type"] = 'result' | |
| 64 iq.children = [] | |
| 65 return iq | |
| 66 | |
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67 def notImplemented(self, iq): |
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68 self.send(xmpp_error.error_from_iq(iq, 'feature-not-implemented')) |
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69 |
| 1 | 70 def onPubSub(self, iq): |
| 71 self.dispatch(iq) | |
| 72 iq.handled = True | |
| 73 | |
| 74 def onPublish(self, iq): | |
| 75 node = iq.pubsub.publish["node"] | |
| 76 | |
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77 items = [] |
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78 for child in iq.pubsub.publish.children: |
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79 if child.__class__ == domish.Element and child.name == 'item': |
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80 items.append(child) |
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81 |
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82 print items |
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83 |
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84 d = self.backend.do_publish(node, jid.JID(iq["from"]).userhost(), items) |
| 1 | 85 d.addCallback(self.success, iq) |
| 86 d.addErrback(self.error, iq) | |
| 87 d.addCallback(self.send) | |
| 88 | |
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89 def onOptionsGet(self, iq): |
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90 self.send(xmpp_error.error_from_iq(iq, 'feature-not-implemented', 'No subscriber options available')) |
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91 |
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92 def onConfigureGet(self, iq): |
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93 self.send(xmpp_error.error_from_iq(iq, 'feature-not-implemented', 'Node can not be configured')) |
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94 |
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95 def do_notification(self, list, node): |
| 1 | 96 |
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97 for recipient, items in list.items(): |
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98 self.notify(node, items, recipient) |
| 2 | 99 |
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100 def notify(self, node, itemlist, recipient): |
| 2 | 101 message = domish.Element((NS_COMPONENT, "message")) |
| 102 message["from"] = self.parent.jabberId | |
| 103 message["to"] = recipient | |
| 104 x = message.addElement((NS_PUBSUB_EVENT, "x"), NS_PUBSUB_EVENT) | |
| 105 items = x.addElement("items") | |
| 106 items["node"] = node | |
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107 items.children.extend(itemlist) |
| 2 | 108 self.send(message) |
| 109 | |
| 1 | 110 """ |
| 111 def onCreateSet(self, iq): | |
| 112 node = iq.pubsub.create["node"] | |
| 113 owner = jid.JID(iq["from"]).userhost() | |
| 114 | |
| 115 try: | |
| 116 node = self.backend.create_node(node, owner) | |
| 117 | |
| 118 if iq.pubsub.create["node"] == None: | |
| 119 # also show node name | |
| 120 except: | |
| 121 pass | |
| 122 | |
| 123 iq.handled = True | |
| 124 """ | |
| 125 | |
| 126 components.registerAdapter(ComponentServiceFromBackend, backend.IBackendService, component.IService) | |
| 127 |