From c9bfccc35345ce58fb5774d4b0b6a9868b262c0a Mon Sep 17 00:00:00 2001
From: giorgio <giorgio@13f79535-47bb-0310-9956-ffa450edef68>
Date: Wed, 5 Sep 2012 08:31:30 +0000
Subject: git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1381061
 13f79535-47bb-0310-9956-ffa450edef68

---
 .../lightweight-sca/components/http/httppost.cpp   | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 sca-cpp/branches/lightweight-sca/components/http/httppost.cpp

(limited to 'sca-cpp/branches/lightweight-sca/components/http/httppost.cpp')

diff --git a/sca-cpp/branches/lightweight-sca/components/http/httppost.cpp b/sca-cpp/branches/lightweight-sca/components/http/httppost.cpp
new file mode 100644
index 0000000000..84fd984e19
--- /dev/null
+++ b/sca-cpp/branches/lightweight-sca/components/http/httppost.cpp
@@ -0,0 +1,110 @@
+/*
+ * 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 lambda<value(const list<value>&)>& url, const lambda<value(const list<value>&)>& val, http::CURLSession& ch) {
+    debug("httppost::get");
+    const value u = url(mklist<value>("get", list<value>()));
+    const value v = val(mklist<value>("get", list<value>()));
+    debug(u, "httppost::get::url");
+    debug(v, "httppost::get::val");
+    return http::post(v, u, ch);
+}
+
+/**
+ * Component implementation lambda function.
+ */
+class applyhttp {
+public:
+    applyhttp(const lambda<value(const list<value>&)>& url, const lambda<value(const list<value>&)>& val, const perthread_ptr<http::CURLSession>& ch) : url(url), val(val), ch(ch) {
+    }
+
+    const value operator()(const list<value>& params) const {
+        debug(params, "httppost::applyhttp::params");
+        const value func(car(params));
+        if (func == "get")
+            return get(url, val, *ch);
+        return mkfailure<value>();
+    }
+
+private:
+    const lambda<value(const list<value>&)> url;
+    const lambda<value(const list<value>&)> val;
+    perthread_ptr<http::CURLSession> ch;
+};
+
+/**
+ * Create a new CURL session.
+ */
+class newsession {
+public:
+    newsession(const lambda<value(const list<value>&)>& timeout) : timeout(timeout) {
+    }
+    const gc_ptr<http::CURLSession> operator()() const {
+        const int t = atoi(c_str((string)timeout(list<value>())));
+        return new (gc_new<http::CURLSession>()) http::CURLSession("", "", "", "", t);
+    }
+private:
+    const lambda<const value(const list<value>&)> timeout;
+};
+
+/**
+ * Start the component.
+ */
+const failable<value> start(const list<value>& params) {
+    // Create a CURL session
+    const perthread_ptr<http::CURLSession> ch = perthread_ptr<http::CURLSession>(lambda<gc_ptr<http::CURLSession>()>(newsession(caddr(params))));
+
+    // Return the component implementation lambda function
+    return value(lambda<value(const list<value>&)>(applyhttp(car(params), cadr(params), ch)));
+}
+
+}
+}
+
+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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