1 // HTTPClient.cxx -- Singleton HTTP client object
3 // Written by James Turner, started April 2012.
5 // Copyright (C) 2012 James Turner
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 #include "HTTPClient.hxx"
25 #include <Main/fg_props.hxx>
26 #include <Include/version.h>
28 #include <simgear/sg_inlines.h>
30 #include <simgear/package/Root.hxx>
31 #include <simgear/package/Catalog.hxx>
32 #include <simgear/package/Delegate.hxx>
33 #include <simgear/package/Install.hxx>
34 #include <simgear/package/Package.hxx>
36 #include <simgear/nasal/cppbind/from_nasal.hxx>
37 #include <simgear/nasal/cppbind/to_nasal.hxx>
38 #include <simgear/nasal/cppbind/NasalHash.hxx>
39 #include <simgear/nasal/cppbind/Ghost.hxx>
41 #include <Scripting/NasalSys.hxx>
43 using namespace simgear;
45 typedef nasal::Ghost<pkg::RootRef> NasalPackageRoot;
46 typedef nasal::Ghost<pkg::PackageRef> NasalPackage;
47 typedef nasal::Ghost<pkg::CatalogRef> NasalCatalog;
48 typedef nasal::Ghost<pkg::InstallRef> NasalInstall;
50 #define ENABLE_PACKAGE_SYSTEM 1
54 class FGDelegate : public pkg::Delegate
57 virtual void refreshComplete()
59 SG_LOG(SG_IO, SG_INFO, "all Catalogs refreshed");
61 // auto-update; make this controlled by a property
62 pkg::Root* r = globals->packageRoot();
64 pkg::PackageList toBeUpdated(r->packagesNeedingUpdate());
65 pkg::PackageList::const_iterator it;
66 for (it = toBeUpdated.begin(); it != toBeUpdated.end(); ++it) {
67 assert((*it)->isInstalled());
68 SG_LOG(SG_IO, SG_INFO, "updating:" << (*it)->id());
69 r->scheduleToUpdate((*it)->install());
73 virtual void failedRefresh(pkg::Catalog* aCat, FailureCode aReason)
76 case pkg::Delegate::FAIL_SUCCESS:
77 SG_LOG(SG_IO, SG_WARN, "refresh of Catalog done");
81 SG_LOG(SG_IO, SG_WARN, "refresh of Catalog " << aCat->url() << " failed:" << aReason);
85 virtual void startInstall(pkg::Install* aInstall)
87 SG_LOG(SG_IO, SG_INFO, "beginning install of:" << aInstall->package()->id()
88 << " to local path:" << aInstall->path());
92 virtual void installProgress(pkg::Install* aInstall, unsigned int aBytes, unsigned int aTotal)
94 SG_LOG(SG_IO, SG_INFO, "installing:" << aInstall->package()->id() << ":"
95 << aBytes << " of " << aTotal);
98 virtual void finishInstall(pkg::Install* aInstall)
100 SG_LOG(SG_IO, SG_INFO, "finished install of:" << aInstall->package()->id()
101 << " to local path:" << aInstall->path());
105 virtual void failedInstall(pkg::Install* aInstall, FailureCode aReason)
107 SG_LOG(SG_IO, SG_WARN, "install failed of:" << aInstall->package()->id()
108 << " to local path:" << aInstall->path());
113 } // of anonymous namespace
115 FGHTTPClient::FGHTTPClient()
119 FGHTTPClient::~FGHTTPClient()
123 void FGHTTPClient::init()
125 _http.reset(new simgear::HTTP::Client);
127 std::string proxyHost(fgGetString("/sim/presets/proxy/host"));
128 int proxyPort(fgGetInt("/sim/presets/proxy/port"));
129 std::string proxyAuth(fgGetString("/sim/presets/proxy/auth"));
131 if (!proxyHost.empty()) {
132 _http->setProxy(proxyHost, proxyPort, proxyAuth);
135 #ifdef ENABLE_PACKAGE_SYSTEM
136 pkg::Root* packageRoot = globals->packageRoot();
138 // package system needs access to the HTTP engine too
139 packageRoot->setHTTPClient(_http.get());
141 packageRoot->setDelegate(new FGDelegate);
143 // setup default catalog if not present
144 pkg::Catalog* defaultCatalog = packageRoot->getCatalogById("org.flightgear.default");
145 if (!defaultCatalog) {
146 // always show this message
147 SG_LOG(SG_GENERAL, SG_ALERT, "default catalog not found, installing...");
148 pkg::Catalog::createFromUrl(packageRoot,
149 "http://localhost:8080/default-catalog.xml");
152 // start a refresh now
153 packageRoot->refresh();
155 #endif // of ENABLE_PACKAGE_SYSTEM
158 static naRef f_package_existingInstall( pkg::Package& pkg,
159 const nasal::CallContext& ctx )
162 pkg.existingInstall( ctx.getArg<pkg::Package::InstallCallback>(0) )
166 static naRef f_package_uninstall(pkg::Package& pkg, const nasal::CallContext& ctx)
168 pkg::InstallRef ins = pkg.existingInstall();
176 static SGPropertyNode_ptr queryPropsFromHash(const nasal::Hash& h)
178 SGPropertyNode_ptr props(new SGPropertyNode);
180 for (nasal::Hash::const_iterator it = h.begin(); it != h.end(); ++it) {
181 std::string const key = it->getKey();
182 if ((key == "name") || (key == "description")) {
183 props->setStringValue(key, it->getValue<std::string>());
184 } else if (strutils::starts_with(key, "rating-")) {
185 props->setIntValue(key, it->getValue<int>());
186 } else if (key == "tags") {
187 string_list tags = it->getValue<string_list>();
188 string_list::const_iterator tagIt;
190 for (tagIt = tags.begin(); tagIt != tags.end(); ++tagIt) {
191 SGPropertyNode_ptr tag = props->getChild("tag", tagCount++, true);
192 tag->setStringValue(*tagIt);
194 } else if (key == "installed") {
195 props->setBoolValue(key, it->getValue<bool>());
197 SG_LOG(SG_GENERAL, SG_WARN, "unknown filter term in hash:" << key);
204 static naRef f_root_search(pkg::Root& root, const nasal::CallContext& ctx)
206 SGPropertyNode_ptr query = queryPropsFromHash(ctx.requireArg<nasal::Hash>(0));
207 pkg::PackageList result = root.packagesMatching(query);
208 return ctx.to_nasal(result);
211 static naRef f_catalog_search(pkg::Catalog& cat, const nasal::CallContext& ctx)
213 SGPropertyNode_ptr query = queryPropsFromHash(ctx.requireArg<nasal::Hash>(0));
214 pkg::PackageList result = cat.packagesMatching(query);
215 return ctx.to_nasal(result);
218 static naRef f_package_variants(pkg::Package& pack, naContext c)
221 string_list vars(pack.variants());
222 for (string_list_iterator it = vars.begin(); it != vars.end(); ++it) {
223 h.set(*it, pack.nameForVariant(*it));
226 return h.get_naRef();
229 void FGHTTPClient::postinit()
231 #ifdef ENABLE_PACKAGE_SYSTEM
232 NasalPackageRoot::init("PackageRoot")
233 .member("path", &pkg::Root::path)
234 .member("version", &pkg::Root::catalogVersion)
235 .method("refresh", &pkg::Root::refresh)
236 .method("catalogs", &pkg::Root::catalogs)
237 .method("packageById", &pkg::Root::getPackageById)
238 .method("catalogById", &pkg::Root::getCatalogById)
239 .method("search", &f_root_search);
241 NasalCatalog::init("Catalog")
242 .member("installRoot", &pkg::Catalog::installRoot)
243 .member("id", &pkg::Catalog::id)
244 .member("url", &pkg::Catalog::url)
245 .member("description", &pkg::Catalog::description)
246 .method("packages", &pkg::Catalog::packages)
247 .method("packageById", &pkg::Catalog::getPackageById)
248 .method("refresh", &pkg::Catalog::refresh)
249 .method("needingUpdate", &pkg::Catalog::packagesNeedingUpdate)
250 .member("installed", &pkg::Catalog::installedPackages)
251 .method("search", &f_catalog_search);
253 NasalPackage::init("Package")
254 .member("id", &pkg::Package::id)
255 .member("name", &pkg::Package::name)
256 .member("description", &pkg::Package::description)
257 .member("installed", &pkg::Package::isInstalled)
258 .member("thumbnails", &pkg::Package::thumbnailUrls)
259 .member("variants", &f_package_variants)
260 .member("revision", &pkg::Package::revision)
261 .member("catalog", &pkg::Package::catalog)
262 .method("install", &pkg::Package::install)
263 .method("uninstall", &f_package_uninstall)
264 .method("existingInstall", &f_package_existingInstall)
265 .method("lprop", &pkg::Package::getLocalisedProp)
266 .member("fileSize", &pkg::Package::fileSizeBytes);
268 typedef pkg::Install* (pkg::Install::*InstallCallback)
269 (const pkg::Install::Callback&);
270 typedef pkg::Install* (pkg::Install::*ProgressCallback)
271 (const pkg::Install::ProgressCallback&);
272 NasalInstall::init("Install")
273 .member("revision", &pkg::Install::revsion)
274 .member("pkg", &pkg::Install::package)
275 .member("path", &pkg::Install::path)
276 .member("hasUpdate", &pkg::Install::hasUpdate)
277 .method("startUpdate", &pkg::Install::startUpdate)
278 .method("uninstall", &pkg::Install::uninstall)
279 .method("done", static_cast<InstallCallback>(&pkg::Install::done))
280 .method("fail", static_cast<InstallCallback>(&pkg::Install::fail))
281 .method("always", static_cast<InstallCallback>(&pkg::Install::always))
282 .method("progress", static_cast<ProgressCallback>(&pkg::Install::progress));
284 pkg::Root* packageRoot = globals->packageRoot();
286 FGNasalSys* nasalSys = (FGNasalSys*) globals->get_subsystem("nasal");
287 nasal::Hash nasalGlobals = nasalSys->getGlobals();
288 nasal::Hash nasalPkg = nasalGlobals.createHash("pkg"); // module
289 nasalPkg.set("root", packageRoot);
291 #endif // of ENABLE_PACKAGE_SYSTEM
294 void FGHTTPClient::shutdown()
299 void FGHTTPClient::update(double)
304 void FGHTTPClient::makeRequest(const simgear::HTTP::Request_ptr& req)
306 _http->makeRequest(req);