Fri, 03 Dec 2010 00:12:55 +0500
mod_proxy65: :sub(n):byte() -> :byte(n).
3619 | 1 | module("pubsub", package.seeall); |
2 | ||
3 | local service = {}; | |
4 | local service_mt = { __index = service }; | |
5 | ||
6 | function new(cb) | |
7 | return setmetatable({ cb = cb or {}, nodes = {} }, service_mt); | |
8 | end | |
9 | ||
10 | function service:add_subscription(node, actor, jid) | |
11 | local node_obj = self.nodes[node]; | |
12 | if not node_obj then | |
13 | return false, "item-not-found"; | |
14 | end | |
15 | node_obj.subscribers[jid] = true; | |
16 | return true; | |
17 | end | |
18 | ||
19 | function service:remove_subscription(node, actor, jid) | |
20 | self.nodes[node].subscribers[jid] = nil; | |
21 | return true; | |
22 | end | |
23 | ||
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24 | function service:get_subscription(node, actor, jid) |
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util.pubsub: Add :get_subscription() to return the current subscription for a JID, if any
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25 | local node_obj = self.nodes[node]; |
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26 | if node_obj then |
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27 | return node_obj.subscribers[jid]; |
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util.pubsub: Add :get_subscription() to return the current subscription for a JID, if any
Matthew Wild <mwild1@gmail.com>
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28 | end |
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29 | end |
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30 | |
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Florian Zeitz <florob@babelmonkeys.de>
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31 | function service:create(node, actor) |
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Florian Zeitz <florob@babelmonkeys.de>
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32 | if not self.nodes[node] then |
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Florian Zeitz <florob@babelmonkeys.de>
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33 | self.nodes[node] = { name = node, subscribers = {}, config = {}, data = {} }; |
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Florian Zeitz <florob@babelmonkeys.de>
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34 | return true; |
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mod_pubsub, util.pubsub: Support node creation
Florian Zeitz <florob@babelmonkeys.de>
parents:
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35 | end |
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mod_pubsub, util.pubsub: Support node creation
Florian Zeitz <florob@babelmonkeys.de>
parents:
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36 | return false, "conflict"; |
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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37 | end |
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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38 | |
3619 | 39 | function service:publish(node, actor, id, item) |
40 | local node_obj = self.nodes[node]; | |
41 | if not node_obj then | |
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42 | node_obj = { name = node, subscribers = {}, config = {}, data = {} }; |
3619 | 43 | self.nodes[node] = node_obj; |
44 | end | |
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parents:
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45 | node_obj.data[id] = item; |
3619 | 46 | self.cb.broadcaster(node, node_obj.subscribers, item); |
47 | return true; | |
48 | end | |
49 | ||
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parents:
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50 | function service:get(node, actor, id) |
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mod_pubsub, util.pubsub: Support for fetching items
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51 | local node_obj = self.nodes[node]; |
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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52 | if node_obj then |
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53 | if id then |
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mod_pubsub, util.pubsub: Support for fetching items
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54 | return { node_obj.data[id] }; |
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Florian Zeitz <florob@babelmonkeys.de>
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55 | else |
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56 | return node_obj.data; |
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57 | end |
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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58 | end |
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mod_pubsub, util.pubsub: Support for fetching items
Florian Zeitz <florob@babelmonkeys.de>
parents:
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59 | end |
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mod_pubsub, util.pubsub: Support for fetching items
Florian Zeitz <florob@babelmonkeys.de>
parents:
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60 | |
3619 | 61 | return _M; |