| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| /* $Rev$ $Date$ */ |
| |
| /** |
| * HTTP client component implementation. |
| */ |
| |
| #define WANT_HTTPD_LOG 1 |
| #include "string.hpp" |
| #include "function.hpp" |
| #include "list.hpp" |
| #include "value.hpp" |
| #include "monad.hpp" |
| #include "parallel.hpp" |
| #include "../../modules/http/http.hpp" |
| |
| namespace tuscany { |
| namespace httppost { |
| |
| /** |
| * Evaluate an HTTP post. |
| */ |
| const failable<value> get(const lvvlambda& url, const lvvlambda& val, const http::CURLSession& ch) { |
| debug("httppost::get"); |
| const value u = url(mklist<value>("get", nilListValue)); |
| const value v = val(mklist<value>("get", nilListValue)); |
| debug(u, "httppost::get::url"); |
| debug(v, "httppost::get::val"); |
| return http::post(v, u, ch); |
| } |
| |
| /** |
| * Start the component. |
| */ |
| const failable<value> start(const list<value>& params) { |
| // Create a CURL session |
| const lvvlambda timeout = caddr(params); |
| const gc_pool cp(gc_current_pool()); |
| const lambda<const gc_ptr<http::CURLSession>()> newsession = [timeout, cp]() -> const gc_ptr<http::CURLSession> { |
| const gc_scoped_pool sp(pool(cp)); |
| const int t = atoi(c_str((string)timeout(nilListValue))); |
| return new (gc_new<http::CURLSession>()) http::CURLSession(emptyString, emptyString, emptyString, emptyString, t); |
| }; |
| const perthread_ptr<http::CURLSession> ch = *(new (gc_new<perthread_ptr<http::CURLSession> >()) perthread_ptr<http::CURLSession>(newsession)); |
| |
| // Return the component implementation lambda function |
| const lvvlambda url = car(params); |
| const lvvlambda val = cadr(params); |
| const lvvlambda applyhttp = [url, val, ch](const list<value>& params) -> const value { |
| debug(params, "httppost::applyhttp::params"); |
| const value func(car(params)); |
| if (func == "get") |
| return get(url, val, *ch); |
| return mkfailure<value>(); |
| }; |
| return value(applyhttp); |
| } |
| |
| } |
| } |
| |
| extern "C" { |
| |
| const tuscany::value apply(const tuscany::list<tuscany::value>& params) { |
| const tuscany::value func(car(params)); |
| if (func == "start") |
| return tuscany::httppost::start(cdr(params)); |
| return tuscany::mkfailure<tuscany::value>(); |
| } |
| |
| } |