verse
5b74d155036d
client.lua

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client.lua @ 71:5b74d155036d

verse.plugins.compression: Support for stream compression (requires brimworks lua-zlib)
author Matthew Wild <mwild1@gmail.com>
date Fri, 28 May 2010 23:27:39 +0100
parent 70:36d113fb0f3c
child 76:927167321283
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26
6c5fab6c11cf Rename verse2 -> verse
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1 local verse = require "verse";
1
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2 local stream = verse.stream_mt;
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3
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9c96318913f7 Revert module names throughout to their Prosody equivalents
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4 local jid_split = require "util.jid".split;
1
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5 local lxp = require "lxp";
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6 local st = require "util.stanza";
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e6fad7c411fe verse.client: Extend verse object with message/iq/presence/stanza methods from util.stanza
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7
e6fad7c411fe verse.client: Extend verse object with message/iq/presence/stanza methods from util.stanza
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8 -- Shortcuts to save having to load util.stanza
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8416508bfeb4 verse.client: Add verse.error_reply() helper
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9 verse.message, verse.presence, verse.iq, verse.stanza, verse.reply, verse.error_reply =
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10 st.message, st.presence, st.iq, st.stanza, st.reply, st.error_reply;
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11
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12 local init_xmlhandlers = require "core.xmlhandlers";
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14 local xmlns_stream = "http://etherx.jabber.org/streams";
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16 local stream_callbacks = {
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17 stream_ns = xmlns_stream,
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18 stream_tag = "stream",
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19 default_ns = "jabber:client" };
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20
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21 function stream_callbacks.streamopened(stream, attr)
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22 if not stream:event("opened") then
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23 stream.notopen = nil;
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24 end
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25 return true;
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26 end
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27
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28 function stream_callbacks.streamclosed(stream)
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29 return stream:event("closed");
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30 end
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32 function stream_callbacks.handlestanza(stream, stanza)
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33 if stanza.attr.xmlns == xmlns_stream then
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34 return stream:event("stream-"..stanza.name, stanza);
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35 elseif stanza.attr.xmlns then
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36 return stream:event("stream/"..stanza.attr.xmlns, stanza);
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37 end
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38
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39 return stream:event("stanza", stanza);
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40 end
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41
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42 function stream:reset()
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43 -- Reset stream
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44 local parser = lxp.new(init_xmlhandlers(self, stream_callbacks), "\1");
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45 self.parser = parser;
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47 self.notopen = true;
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48
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49 return true;
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50 end
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51
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52 function stream:connect_client(jid, pass)
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53 self.jid, self.password = jid, pass;
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54 self.username, self.host, self.resource = jid_split(jid);
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55
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56 -- Required XMPP features
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57 self:add_plugin("tls");
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58 self:add_plugin("sasl");
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59 self:add_plugin("bind");
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60 self:add_plugin("session");
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61
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62 function self.data(conn, data)
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63 local ok, err = self.parser:parse(data);
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64 if ok then return; end
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65 stream:debug("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "));
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66 stream:close("xml-not-well-formed");
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67 end
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68
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69 self:hook("incoming-raw", function (data) return self.data(self.conn, data); end);
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71 self.curr_id = 0;
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73 self.tracked_iqs = {};
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74 self:hook("stanza", function (stanza)
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75 local id, type = stanza.attr.id, stanza.attr.type;
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76 if id and stanza.name == "iq" and (type == "result" or type == "error") and self.tracked_iqs[id] then
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77 self.tracked_iqs[id](stanza);
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78 self.tracked_iqs[id] = nil;
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79 return true;
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80 end
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81 end);
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82
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83 self:hook("stanza", function (stanza)
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84 if stanza.attr.xmlns == nil or stanza.attr.xmlns == "jabber:client" then
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85 if stanza.name == "iq" and (stanza.attr.type == "get" or stanza.attr.type == "set") then
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86 local xmlns = stanza.tags[1] and stanza.tags[1].attr.xmlns;
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87 if xmlns then
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88 ret = self:event("iq/"..xmlns, stanza);
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89 if not ret then
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90 ret = self:event("iq", stanza);
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91 end
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92 end
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93 else
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94 ret = self:event(stanza.name, stanza);
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95 end
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96 end
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97 return ret;
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98 end, -1);
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99
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100 -- Initialise connection
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101 self:connect(self.connect_host or self.host, self.connect_port or 5222);
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102 self:reopen();
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103 end
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104
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105 function stream:reopen()
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106 self:reset();
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107 self:send(st.stanza("stream:stream", { to = self.host, ["xmlns:stream"]='http://etherx.jabber.org/streams',
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108 xmlns = "jabber:client", version = "1.0" }):top_tag());
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109 end
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110
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111 function stream:close(reason)
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112 if not self.notopen then
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113 self:send("</stream:stream>");
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114 end
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115 local on_disconnect = self.conn.disconnect();
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116 self.conn:close();
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117 on_disconnect(conn, reason);
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118 end
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119
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120 function stream:send_iq(iq, callback)
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121 local id = self:new_id();
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122 self.tracked_iqs[id] = callback;
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123 iq.attr.id = id;
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124 self:send(iq);
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125 end
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126
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127 function stream:new_id()
c3d83b98fb4f verse.client: Add stream:send_iq() and stream:new_id() for sending iqs with response handlers, and for generating stream-unique ids respectively
Matthew Wild <mwild1@gmail.com>
parents: 12
diff changeset
128 self.curr_id = self.curr_id + 1;
c3d83b98fb4f verse.client: Add stream:send_iq() and stream:new_id() for sending iqs with response handlers, and for generating stream-unique ids respectively
Matthew Wild <mwild1@gmail.com>
parents: 12
diff changeset
129 return tostring(self.curr_id);
c3d83b98fb4f verse.client: Add stream:send_iq() and stream:new_id() for sending iqs with response handlers, and for generating stream-unique ids respectively
Matthew Wild <mwild1@gmail.com>
parents: 12
diff changeset
130 end