1 // Expose HTTP module to Nasal
3 // Copyright (C) 2013 Thomas Geymayer
5 // This program is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU General Public License as
7 // published by the Free Software Foundation; either version 2 of the
8 // License, or (at your option) any later version.
10 // This program is distributed in the hope that it will be useful, but
11 // WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
23 #include "NasalHTTP.hxx"
24 #include <Main/globals.hxx>
25 #include <Main/util.hxx>
26 #include <Network/HTTPClient.hxx>
28 #include <simgear/io/HTTPFileRequest.hxx>
29 #include <simgear/io/HTTPMemoryRequest.hxx>
31 #include <simgear/nasal/cppbind/from_nasal.hxx>
32 #include <simgear/nasal/cppbind/to_nasal.hxx>
33 #include <simgear/nasal/cppbind/NasalHash.hxx>
34 #include <simgear/nasal/cppbind/Ghost.hxx>
36 typedef nasal::Ghost<simgear::HTTP::Request_ptr> NasalRequest;
37 typedef nasal::Ghost<simgear::HTTP::FileRequestRef> NasalFileRequest;
38 typedef nasal::Ghost<simgear::HTTP::MemoryRequestRef> NasalMemoryRequest;
40 FGHTTPClient& requireHTTPClient(naContext c)
43 static_cast<FGHTTPClient*>(globals->get_subsystem("http"));
45 naRuntimeError(c, "Failed to get HTTP subsystem");
51 * http.save(url, filename)
53 static naRef f_http_save(const nasal::CallContext& ctx)
55 const std::string url = ctx.requireArg<std::string>(0);
57 // Check for write access to target file
58 const std::string filename = ctx.requireArg<std::string>(1);
59 const std::string validated_path = fgValidatePath(filename, true);
61 if( validated_path.empty() )
62 naRuntimeError( ctx.c,
63 "Access denied: can not write to %s",
68 requireHTTPClient(ctx.c).client()->save(url, validated_path)
75 static naRef f_http_load(const nasal::CallContext& ctx)
77 const std::string url = ctx.requireArg<std::string>(0);
78 return ctx.to_nasal( requireHTTPClient(ctx.c).client()->load(url) );
81 //------------------------------------------------------------------------------
82 naRef initNasalHTTP(naRef globals, naContext c)
84 using simgear::HTTP::Request;
85 NasalRequest::init("http.Request")
86 .member("url", &Request::url)
87 .member("method", &Request::method)
88 .member("scheme", &Request::scheme)
89 .member("path", &Request::path)
90 .member("host", &Request::host)
91 .member("port", &Request::port)
92 .member("query", &Request::query)
93 .member("status", &Request::responseCode)
94 .member("reason", &Request::responseReason)
95 .member("readyState", &Request::readyState)
96 .method("abort", static_cast<void (Request::*)()>(&Request::abort))
97 .method("done", &Request::done)
98 .method("fail", &Request::fail)
99 .method("always", &Request::always);
101 using simgear::HTTP::FileRequest;
102 NasalFileRequest::init("http.FileRequest")
103 .bases<NasalRequest>();
105 using simgear::HTTP::MemoryRequest;
106 NasalMemoryRequest::init("http.MemoryRequest")
107 .bases<NasalRequest>()
108 .member("response", &MemoryRequest::responseBody);
110 nasal::Hash globals_module(globals, c),
111 http = globals_module.createHash("http");
113 http.set("save", f_http_save);
114 http.set("load", f_http_load);