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/modules/http/openauth.hpp      | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 sca-cpp/branches/lightweight-sca/modules/http/openauth.hpp

(limited to 'sca-cpp/branches/lightweight-sca/modules/http/openauth.hpp')

diff --git a/sca-cpp/branches/lightweight-sca/modules/http/openauth.hpp b/sca-cpp/branches/lightweight-sca/modules/http/openauth.hpp
new file mode 100644
index 0000000000..3ffa88d362
--- /dev/null
+++ b/sca-cpp/branches/lightweight-sca/modules/http/openauth.hpp
@@ -0,0 +1,100 @@
+/*
+ * 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.
+ */
+
+/* $Rev$ $Date$ */
+
+#ifndef tuscany_openauth_hpp
+#define tuscany_openauth_hpp
+
+/**
+ * Tuscany Open auth support utility functions.
+ */
+
+#include "string.hpp"
+#include "stream.hpp"
+#include "list.hpp"
+#include "tree.hpp"
+#include "value.hpp"
+#include "monad.hpp"
+#include "../json/json.hpp"
+#include "../http/httpd.hpp"
+#include "../http/http.hpp"
+
+namespace tuscany {
+namespace openauth {
+
+/**
+ * Return the session id from a request.
+ */
+const char* cookieName(const char* cs) {
+    if (*cs != ' ')
+        return cs;
+    return cookieName(cs + 1);
+}
+const maybe<string> sessionID(const list<string>& c, const string& key) {
+    if (isNil(c))
+        return maybe<string>();
+    const string cn = cookieName(c_str(car(c)));
+    const size_t i = find(cn, "=");
+    if (i < length(cn)) {
+        const list<string> kv = mklist<string>(substr(cn, 0, i), substr(cn, i+1));
+        if (!isNil(kv) && !isNil(cdr(kv))) {
+            if (car(kv) == key)
+                return cadr(kv);
+        }
+    }
+    return sessionID(cdr(c), key);
+}
+
+const maybe<string> sessionID(const request_rec* r, const string& key) {
+    const string c = httpd::cookie(r);
+    debug(c, "openauth::sessionid::cookies");
+    if (length(c) == 0)
+        return maybe<string>();
+    return sessionID(tokenize(";", c), key);
+}
+
+/**
+ * Convert a session id to a cookie string.
+ */
+const string cookie(const string& key, const string& sid, const string& domain) {
+    const time_t t = time(NULL) + 86400;
+    char exp[32];
+    strftime(exp, 32, "%a, %d-%b-%Y %H:%M:%S GMT", gmtime(&t));
+    const string c = key + string("=") + sid + "; expires=" + string(exp) + "; domain=." + httpd::realm(domain) + "; path=/";
+    debug(c, "openauth::cookie");
+    return c;
+}
+
+/**
+ * Redirect to the configured login page.
+ */
+const failable<int> login(const string& page, const value& ref, const value& attempt, request_rec* r) {
+    const list<list<value> > rarg = ref == string("/")? list<list<value> >() : mklist<list<value> >(mklist<value>("openauth_referrer", httpd::escape(httpd::url(isNil(ref)? r->uri : ref, r))));
+    const list<list<value> > aarg = isNil(attempt)? list<list<value> >() : mklist<list<value> >(mklist<value>("openauth_attempt", attempt));
+    const list<list<value> > largs = append<list<value> >(rarg, aarg);
+    const string loc = isNil(largs)? httpd::url(page, r) : httpd::url(page, r) + string("?") + http::queryString(largs);
+    debug(loc, "openauth::login::uri");
+    return httpd::externalRedirect(loc, r);
+}
+
+}
+}
+
+#endif /* tuscany_openauth_hpp */
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