1 // Copyright (C) 2013 James Turner - zakalawe@mac.com
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Library General Public
5 // License as published by the Free Software Foundation; either
6 // version 2 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Library General Public License for more details.
13 // You should have received a copy of the GNU General Public License
14 // along with this program; if not, write to the Free Software
15 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 #include <simgear/package/Package.hxx>
21 #include <boost/foreach.hpp>
23 #include <simgear/debug/logstream.hxx>
24 #include <simgear/structure/exception.hxx>
26 #include <simgear/package/Catalog.hxx>
27 #include <simgear/package/Install.hxx>
28 #include <simgear/package/Root.hxx>
34 Package::Package(const SGPropertyNode* aProps, Catalog* aCatalog) :
37 initWithProps(aProps);
40 void Package::initWithProps(const SGPropertyNode* aProps)
42 m_props = const_cast<SGPropertyNode*>(aProps);
44 BOOST_FOREACH(const SGPropertyNode* c, aProps->getChildren("tag")) {
45 m_tags.insert(c->getStringValue());
49 bool Package::matches(const SGPropertyNode* aFilter) const
51 int nChildren = aFilter->nChildren();
52 for (int i = 0; i < nChildren; i++) {
53 const SGPropertyNode* c = aFilter->getChild(i);
54 if (strutils::starts_with(c->getName(), "rating-")) {
55 int minRating = c->getIntValue();
56 std::string rname = c->getName() + 7;
57 int ourRating = m_props->getChild("rating")->getIntValue(rname, 0);
58 if (ourRating < minRating) {
63 if (strcmp(c->getName(), "tag") == 0) {
64 std::string tag(c->getStringValue());
65 if (m_tags.find(tag) == m_tags.end()) {
70 SG_LOG(SG_GENERAL, SG_WARN, "unknown filter term:" << c->getName());
71 } // of filter props iteration
76 bool Package::isInstalled() const
78 SGPath p(m_catalog->installRoot());
82 // anything to check for? look for a valid revision file?
86 Install* Package::install()
88 SGPath p(m_catalog->installRoot());
92 return Install::createFromPath(p, m_catalog);
95 Install* ins = new Install(this, p);
96 m_catalog->root()->scheduleToUpdate(ins);
100 std::string Package::id() const
102 return m_props->getStringValue("id");
105 std::string Package::md5() const
107 return m_props->getStringValue("md5");
110 unsigned int Package::revision() const
112 return m_props->getIntValue("revision");
115 std::string Package::description() const
117 return getLocalisedProp("decription");
120 SGPropertyNode* Package::properties() const
122 return m_props.ptr();
125 string_list Package::thumbnailUrls() const
128 BOOST_FOREACH(SGPropertyNode* dl, m_props->getChildren("thumbnail")) {
129 r.push_back(dl->getStringValue());
134 string_list Package::downloadUrls() const
137 BOOST_FOREACH(SGPropertyNode* dl, m_props->getChildren("download")) {
138 r.push_back(dl->getStringValue());
143 std::string Package::getLocalisedProp(const std::string& aName) const
145 return getLocalisedString(m_props, aName.c_str());
148 std::string Package::getLocalisedString(const SGPropertyNode* aRoot, const char* aName) const
150 std::string locale = m_catalog->root()->getLocale();
151 if (aRoot->hasChild(locale)) {
152 const SGPropertyNode* localeRoot = aRoot->getChild(locale.c_str());
153 if (localeRoot->hasChild(aName)) {
154 return localeRoot->getStringValue(aName);
158 return aRoot->getStringValue(aName);
161 PackageList Package::dependencies() const
165 BOOST_FOREACH(SGPropertyNode* dep, m_props->getChildren("depends")) {
166 std::string depName = dep->getStringValue("package");
167 unsigned int rev = dep->getIntValue("revision", 0);
169 // prefer local hangar package if possible, in case someone does something
170 // silly with naming. Of course flightgear's aircraft search doesn't know
171 // about hanagrs, so names still need to be unique.
172 Package* depPkg = m_catalog->getPackageById(depName);
174 Root* rt = m_catalog->root();
175 depPkg = rt->getPackageById(depName);
177 throw sg_exception("Couldn't satisfy dependency of " + id() + " : " + depName);
181 if (depPkg->revision() < rev) {
182 throw sg_range_exception("Couldn't find suitable revision of " + depName);
185 // forbid recursive dependency graphs, we don't need that level
186 // of complexity for aircraft resources
187 assert(depPkg->dependencies() == PackageList());
189 result.push_back(depPkg);
195 } // of namespace pkg
197 } // of namespace simgear