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43 lines
1.4 KiB
43 lines
1.4 KiB
{-# LANGUAGE OverloadedStrings #-} |
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{-# OPTIONS_HADDOCK hide #-} |
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module Network.Xmpp.Bind where |
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import Data.Text as Text |
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import Data.XML.Pickle |
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import Data.XML.Types |
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import Network.Xmpp.Types |
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import Network.Xmpp.Pickle |
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import Network.Xmpp.Monad |
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import Control.Monad.State(modify) |
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-- Produces a `bind' element, optionally wrapping a resource. |
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bindBody :: Maybe Text -> Element |
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bindBody = pickleElem $ |
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-- Pickler to produce a |
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-- "<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'/>" |
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-- element, with a possible "<resource>[JID]</resource>" |
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-- child. |
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xpBind . xpOption $ xpElemNodes "resource" (xpContent xpId) |
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-- Sends a (synchronous) IQ set request for a (`Just') given or server-generated |
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-- resource and extract the JID from the non-error response. |
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xmppBind :: Maybe Text -> XmppConMonad Jid |
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xmppBind rsrc = do |
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answer <- xmppSendIQ' "bind" Nothing Set Nothing (bindBody rsrc) |
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let Right IQResult{iqResultPayload = Just b} = answer -- TODO: Error handling |
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let Right jid = unpickleElem jidP b |
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modify (\s -> s{sJid = Just jid}) |
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return jid |
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where |
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-- Extracts the character data in the `jid' element. |
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jidP :: PU [Node] Jid |
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jidP = xpBind $ xpElemNodes "jid" (xpContent xpPrim) |
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-- A `bind' element pickler. |
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xpBind :: PU [Node] b -> PU [Node] b |
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xpBind c = xpElemNodes "{urn:ietf:params:xml:ns:xmpp-bind}bind" c |