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/*
* 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>();
}
}
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