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https://github.com/processone/ejabberd.git
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Make use of macros for namespaces. Some code cleanup. (thanks to Stefan Strigler)
SVN Revision: 2216
This commit is contained in:
Badlop
parent
fbf4a7aa35
commit
eea6a1a544
@ -3,12 +3,12 @@
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%%% Author : Stefan Strigler <steve@zeank.in-berlin.de>
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%%% Purpose : HTTP Binding support (JEP-0124)
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%%% Created : 21 Sep 2005 by Stefan Strigler <steve@zeank.in-berlin.de>
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%%% Id : $Id: ejabberd_http_bind.erl 243 2007-08-03 13:48:49Z sstrigler $
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%%% Id : $Id: ejabberd_http_bind.erl 272 2007-08-15 12:11:06Z sstrigler $
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%%%----------------------------------------------------------------------
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-module(ejabberd_http_bind).
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-author('steve@zeank.in-berlin.de').
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-vsn('$Rev: 243 $').
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-vsn('$Rev: 272 $').
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-behaviour(gen_fsm).
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@ -65,6 +65,9 @@
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-endif.
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-define(BOSH_VERSION, "1.6").
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-define(NS_CLIENT, "jabber:client").
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-define(NS_BOSH, "urn:xmpp:xbosh").
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-define(NS_HTTP_BIND, "http://jabber.org/protocol/httpbind").
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-define(MAX_REQUESTS, 2). % number of simultaneous requests
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-define(MIN_POLLING, "2"). % don't poll faster than that or we will
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@ -118,7 +121,7 @@ process_request(Data) ->
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"" ->
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{200, ?HEADER, "<body type='terminate' "
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"condition='improper-addressing' "
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"xmlns='http://jabber.org/protocol/httpbind'/>"};
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"xmlns='" ++ ?NS_HTTP_BIND ++ "'/>"};
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XmppDomain ->
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%% create new session
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Sid = sha:sha(term_to_binary({now(), make_ref()})),
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@ -156,11 +159,13 @@ process_request(Data) ->
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fun() ->
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mnesia:write(#http_bind{id = Sid,
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pid = Pid,
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to = {XmppDomain, XmppVersion},
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to = {XmppDomain,
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XmppVersion},
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wait = Wait,
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hold = Hold})
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end),
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handle_http_put(Sid, Rid, Key, NewKey, Wait, Hold, Attrs, Packet, true)
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handle_http_put(Sid, Rid, Key, NewKey, Wait, Hold,
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Attrs, Packet, true)
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end;
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{ok, {Sid, Rid, Key, NewKey, Attrs, Packet}} ->
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%% old session
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@ -180,12 +185,14 @@ process_request(Data) ->
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_ ->
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Packet
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end,
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handle_http_put(Sid, Rid, Key, NewKey, Wait, Hold, Attrs, InPacket, StreamStart);
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handle_http_put(Sid, Rid, Key, NewKey, Wait, Hold, Attrs,
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InPacket, StreamStart);
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_ ->
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{400, ?HEADER, ""}
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end.
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handle_http_put(Sid, Rid, Key, NewKey, Wait, Hold, Attrs, Packet, StreamStart) ->
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handle_http_put(Sid, Rid, Key, NewKey, Wait, Hold, Attrs,
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Packet, StreamStart) ->
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case http_put(Sid, Rid, Key, NewKey, Hold, Packet, StreamStart) of
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{error, not_exists} ->
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?DEBUG("no session associated with sid: ~p", [Sid]),
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@ -228,7 +235,7 @@ prepare_response(Sid, Rid, Wait, Hold, Attrs, StreamStart) ->
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{error, not_exists} ->
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case xml:get_attr_s("type", Attrs) of
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"terminate" ->
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{200, ?HEADER, "<body xmlns='http://jabber.org/protocol/httpbind'/>"};
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{200, ?HEADER, "<body xmlns='"++?NS_HTTP_BIND++"'/>"};
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_ ->
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?DEBUG("no session associated with sid: ~s", [Sid]),
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{404, ?HEADER, ""}
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@ -239,14 +246,15 @@ prepare_response(Sid, Rid, Wait, Hold, Attrs, StreamStart) ->
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%% actually it would be better if we could completely
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%% cancel this request, but then we would have to hack
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%% ejabberd_http and I'm too lazy now
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{404, ?HEADER, ""};
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{200, ?HEADER, "<body type='error' xmlns='"++?NS_HTTP_BIND++"'/>"};
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{ok, OutPacket} ->
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?DEBUG("OutPacket: ~s", [OutPacket]),
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case StreamStart of
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false ->
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send_outpacket(Sid, OutPacket);
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true ->
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OutEls = case xml_stream:parse_element(
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OutEls =
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case xml_stream:parse_element(
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OutPacket++"</stream:stream>") of
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El when element(1, El) == xmlelement ->
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?DEBUG("~p", [El]),
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@ -258,8 +266,16 @@ prepare_response(Sid, Rid, Wait, Hold, Attrs, StreamStart) ->
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case Els of
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[] ->
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[];
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[{xmlelement, "stream:features", StreamAttribs, StreamEls} | StreamTail] ->
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[{xmlelement, "stream:features", [{"xmlns:stream","http://etherx.jabber.org/streams"}] ++ StreamAttribs, StreamEls}] ++ StreamTail;
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[{xmlelement, "stream:features",
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StreamAttribs, StreamEls}
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| StreamTail] ->
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[{xmlelement, "stream:features",
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[{"xmlns:stream",
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?NS_STREAM}
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]
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++ StreamAttribs,
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StreamEls
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}] ++ StreamTail;
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Xml ->
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Xml
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end;
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@ -274,12 +290,12 @@ prepare_response(Sid, Rid, Wait, Hold, Attrs, StreamStart) ->
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StreamError == true ->
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{200, ?HEADER, "<body type='terminate' "
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"condition='host-unknown' "
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"xmlns='http://jabber.org/protocol/httpbind'/>"};
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"xmlns='"++?NS_HTTP_BIND++"'/>"};
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true ->
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BOSH_attribs =
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[{"authid", AuthID},
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{"xmlns:xmpp", "urn:xmpp:xbosh"},
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{"xmlns:stream","http://etherx.jabber.org/streams"}] ++
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{"xmlns:xmpp", ?NS_BOSH},
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{"xmlns:stream", ?NS_STREAM}] ++
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case OutEls of
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[] ->
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[];
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@ -290,7 +306,7 @@ prepare_response(Sid, Rid, Wait, Hold, Attrs, StreamStart) ->
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xml:element_to_string(
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{xmlelement,"body",
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[{"xmlns",
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"http://jabber.org/protocol/httpbind"},
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?NS_HTTP_BIND},
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{"sid",Sid},
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{"wait", integer_to_list(Wait)},
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{"requests", integer_to_list(Hold+1)},
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@ -308,13 +324,13 @@ prepare_response(Sid, Rid, Wait, Hold, Attrs, StreamStart) ->
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send_outpacket(Sid, OutPacket) ->
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case OutPacket of
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"" ->
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{200, ?HEADER, "<body xmlns='http://jabber.org/protocol/httpbind'/>"};
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{200, ?HEADER, "<body xmlns='"++?NS_HTTP_BIND++"'/>"};
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"</stream:stream>" ->
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case mnesia:dirty_read({http_bind, Sid}) of
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[#http_bind{pid = FsmRef}] ->
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gen_fsm:sync_send_all_state_event(FsmRef,stop)
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end,
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{200, ?HEADER, "<body xmlns='http://jabber.org/protocol/httpbind'/>"};
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{200, ?HEADER, "<body xmlns='"++?NS_HTTP_BIND++"'/>"};
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_ ->
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case xml_stream:parse_element("<body>"
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++ OutPacket
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@ -323,20 +339,20 @@ send_outpacket(Sid, OutPacket) ->
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El when element(1, El) == xmlelement ->
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{xmlelement, _, _, OEls} = El,
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TypedEls = [xml:replace_tag_attr("xmlns",
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"jabber:client",OEl) ||
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?NS_CLIENT,OEl) ||
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OEl <- OEls],
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?DEBUG(" --- outgoing data --- ~n~s~n --- END --- ~n",
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[xml:element_to_string(
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{xmlelement,"body",
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[{"xmlns",
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"http://jabber.org/protocol/httpbind"}],
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?NS_HTTP_BIND}],
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TypedEls})]
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),
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{200, ?HEADER,
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xml:element_to_string(
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{xmlelement,"body",
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[{"xmlns",
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"http://jabber.org/protocol/httpbind"}],
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?NS_HTTP_BIND}],
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TypedEls})};
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{error, _E} ->
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OutEls = case xml_stream:parse_element(
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@ -347,11 +363,21 @@ send_outpacket(Sid, OutPacket) ->
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case SEls of
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[] ->
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[];
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[{xmlelement, "stream:features", StreamAttribs, StreamEls} | StreamTail] ->
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TypedTail = [xml:replace_tag_attr("xmlns",
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"jabber:client",OEl) ||
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[{xmlelement,
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"stream:features",
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StreamAttribs, StreamEls} |
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StreamTail] ->
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TypedTail =
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[xml:replace_tag_attr(
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"xmlns",
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?NS_CLIENT,OEl) ||
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OEl <- StreamTail],
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[{xmlelement, "stream:features", [{"xmlns:stream","http://etherx.jabber.org/streams"}] ++ StreamAttribs, StreamEls}] ++ TypedTail;
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[{xmlelement,
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"stream:features",
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[{"xmlns:stream",
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?NS_STREAM}] ++
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StreamAttribs, StreamEls}] ++
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TypedTail;
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Xml ->
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Xml
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end;
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@ -361,7 +387,8 @@ send_outpacket(Sid, OutPacket) ->
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end,
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if
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StreamError ->
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StreamErrCond = case xml_stream:parse_element(
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StreamErrCond =
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case xml_stream:parse_element(
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"<stream:stream>"++OutPacket) of
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El when element(1, El) == xmlelement ->
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{xmlelement, _Tag, _Attr, Els} = El,
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@ -377,7 +404,8 @@ send_outpacket(Sid, OutPacket) ->
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end,
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case mnesia:dirty_read({http_bind, Sid}) of
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[#http_bind{pid = FsmRef}] ->
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gen_fsm:sync_send_all_state_event(FsmRef,stop);
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gen_fsm:sync_send_all_state_event(FsmRef,
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stop);
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_ ->
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err %% hu?
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end,
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@ -386,12 +414,12 @@ send_outpacket(Sid, OutPacket) ->
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{200, ?HEADER,
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"<body type='terminate' "
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"condition='internal-server-error' "
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"xmlns='http://jabber.org/protocol/httpbind'/>"};
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"xmlns='"++?NS_HTTP_BIND++"'/>"};
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_ ->
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{200, ?HEADER,
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"<body type='terminate' "
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"condition='remote-stream-error' "
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"xmlns='http://jabber.org/protocol/httpbind'>" ++
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"xmlns='"++?NS_HTTP_BIND++"'>" ++
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elements_to_string(StreamErrCond) ++
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"</body>"}
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end;
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@ -400,7 +428,7 @@ send_outpacket(Sid, OutPacket) ->
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xml:element_to_string(
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{xmlelement,"body",
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[{"xmlns",
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"http://jabber.org/protocol/httpbind"}],
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?NS_HTTP_BIND}],
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OutEls})}
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end
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end
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@ -615,13 +643,15 @@ handle_sync_event({http_put, Rid, Key, NewKey, Hold, Packet, StreamTo},
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case StreamTo of
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{To, ""} ->
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["<stream:stream to='", To, "' "
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"xmlns='jabber:client' "
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"xmlns:stream='http://etherx.jabber.org/streams'>"] ++ Packet;
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"xmlns='"++?NS_CLIENT++"' "
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"xmlns:stream='"++?NS_STREAM++"'>"]
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++ Packet;
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{To, Version} ->
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["<stream:stream to='", To, "' "
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"xmlns='jabber:client' "
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"xmlns='"++?NS_CLIENT++"' "
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"version='", Version, "' "
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"xmlns:stream='http://etherx.jabber.org/streams'>"] ++ Packet;
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"xmlns:stream='"++?NS_STREAM++"'>"]
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++ Packet;
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_ ->
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Packet
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end,
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@ -791,7 +821,7 @@ parse_request(Data) ->
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lists:map(fun(E) ->
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EXmlns = xml:get_tag_attr_s("xmlns",E),
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if
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EXmlns == "jabber:client" ->
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EXmlns == ?NS_CLIENT ->
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remove_tag_attr("xmlns",E);
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true ->
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ok
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@ -801,7 +831,7 @@ parse_request(Data) ->
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if
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Name /= "body" ->
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{error, bad_request};
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Xmlns /= "http://jabber.org/protocol/httpbind" ->
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Xmlns /= ?NS_HTTP_BIND ->
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{error, bad_request};
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true ->
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{ok, {Sid, Rid, Key, NewKey, Attrs, Packet}}
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