36adc76235
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1420007 13f79535-47bb-0310-9956-ffa450edef68
104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/* $Rev$ $Date$ */
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/**
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* XMPP chat sender component implementation.
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* This sender gets its configuration from a single property and its
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* input data from component references instead of function parameters.
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*/
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#define WANT_HTTPD_LOG 1
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#include "string.hpp"
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#include "function.hpp"
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#include "list.hpp"
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#include "value.hpp"
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#include "monad.hpp"
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#include "parallel.hpp"
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#include "xmpp.hpp"
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namespace tuscany {
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namespace chat {
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namespace sender {
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/**
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* Post an item to an XMPP JID.
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*/
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const failable<value> post(const lvvlambda& jid, const lvvlambda& pass, const lvvlambda& to, const lvvlambda& msg, const list<value>& params) {
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const value vjid = jid(mklist<value>("get", params));
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const value vpass = pass(mklist<value>("get", params));
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const value vto = to(mklist<value>("get", params));
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const value vmsg = msg(mklist<value>("get", params));
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debug(vjid, "chat::post::from");
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debug(vto, "chat::post::to");
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debug(vmsg, "chat::post::value");
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// Create an XMPP client session
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XMPPClient xc(vjid, vpass);
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const failable<bool> c = connect(xc);
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if (!hasContent(c))
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return mkfailure<value>(c);
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// Post the message
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const failable<bool> r = post(vto, vmsg, xc);
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if (!hasContent(r))
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return mkfailure<value>(r);
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return value(mklist<value>(vto));
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}
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/**
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* Start the component.
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*/
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const failable<value> start(const list<value>& params) {
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// Return the chat sender component lambda function
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const lvvlambda jid = car(params);
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const lvvlambda pass = cadr(params);
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const lvvlambda to = caddr(params);
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const lvvlambda msg = cadddr(params);
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const lvvlambda sender = [jid, pass, to, msg](const list<value>& params) -> const value {
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const tuscany::value func(car(params));
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if (func == "get")
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return post(jid, pass, to, msg, cdr(params));
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// Stop the chat sender component
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if (func != "stop")
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return mkfailure<value>();
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debug("chat::sender::stop");
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return failable<value>(value(lvvlambda()));
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};
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return value(sender);
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}
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}
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}
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}
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extern "C" {
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const tuscany::value apply(const tuscany::list<tuscany::value>& params) {
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const tuscany::value func(car(params));
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if (func == "start")
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return tuscany::chat::sender::start(cdr(params));
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return tuscany::mkfailure<tuscany::value>();
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}
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}
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