Kill PackageDatabase

4 files changed, 0 insertions, 541 deletions

diff --git a/paludis/files.m4 b/paludis/files.m4
index 635003c9f..da806a3f4 100644
--- a/paludis/files.m4
+++ b/paludis/files.m4
@@ -75,7 +75,6 @@ add(`notifier_callback',                           `hh', `cc', `fwd')
 add(`output_manager',                              `hh', `fwd', `cc', `se')
 add(`output_manager_factory',                      `hh', `fwd', `cc')
 add(`output_manager_from_environment',             `hh', `fwd', `cc')
-add(`package_database',                            `hh', `cc', `fwd')
 add(`package_dep_spec_collection',                 `hh', `cc', `fwd')
 add(`package_dep_spec_properties',                 `hh', `cc', `fwd')
 add(`package_id',                                  `hh', `cc', `fwd', `se')
diff --git a/paludis/package_database-fwd.hh b/paludis/package_database-fwd.hh
deleted file mode 100644
index eea66d8a1..000000000
--- a/paludis/package_database-fwd.hh
+++ /dev/null
@@ -1,41 +0,0 @@
-/* vim: set sw=4 sts=4 et foldmethod=syntax : */
-
-/*
- * Copyright (c) 2005, 2006, 2007, 2008 Ciaran McCreesh
- *
- * This file is part of the Paludis package manager. Paludis is free software;
- * you can redistribute it and/or modify it under the terms of the GNU General
- * Public License version 2, as published by the Free Software Foundation.
- *
- * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
- * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
- * details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifndef PALUDIS_GUARD_PALUDIS_PACKAGE_DATABASE_FWD_HH
-#define PALUDIS_GUARD_PALUDIS_PACKAGE_DATABASE_FWD_HH 1
-
-/** \file
- * Forward declarations for paludis/package_database.hh .
- *
- * \ingroup g_package_database
- */
-
-namespace paludis
-{
-    class PackageDatabaseError;
-    class PackageDatabaseLookupError;
-    class AmbiguousPackageNameError;
-    class DuplicateRepositoryError;
-    class NoSuchPackageError;
-    class NoSuchRepositoryError;
-
-    class PackageDatabase;
-}
-
-#endif
diff --git a/paludis/package_database.cc b/paludis/package_database.cc
deleted file mode 100644
index f0ba5f02b..000000000
--- a/paludis/package_database.cc
+++ /dev/null
@@ -1,352 +0,0 @@
-/* vim: set sw=4 sts=4 et foldmethod=syntax : */
-
-/*
- * Copyright (c) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Ciaran McCreesh
- *
- * This file is part of the Paludis package manager. Paludis is free software;
- * you can redistribute it and/or modify it under the terms of the GNU General
- * Public License version 2, as published by the Free Software Foundation.
- *
- * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
- * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
- * details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#include <paludis/dep_spec.hh>
-#include <paludis/match_package.hh>
-#include <paludis/package_database.hh>
-#include <paludis/package_id.hh>
-#include <paludis/environment.hh>
-#include <paludis/selection.hh>
-#include <paludis/generator.hh>
-#include <paludis/filter.hh>
-#include <paludis/filtered_generator.hh>
-#include <paludis/partially_made_package_dep_spec.hh>
-#include <paludis/metadata_key.hh>
-#include <paludis/util/log.hh>
-#include <paludis/util/pimp-impl.hh>
-#include <paludis/util/stringify.hh>
-#include <paludis/util/join.hh>
-#include <paludis/util/indirect_iterator-impl.hh>
-#include <paludis/util/iterator_funcs.hh>
-#include <paludis/util/member_iterator-impl.hh>
-#include <paludis/util/set-impl.hh>
-#include <paludis/util/map.hh>
-#include <paludis/util/map-impl.hh>
-#include <paludis/util/sequence.hh>
-#include <paludis/util/sequence-impl.hh>
-#include <paludis/util/wrapped_forward_iterator-impl.hh>
-#include <paludis/util/member_iterator.hh>
-#include <paludis/util/make_null_shared_ptr.hh>
-#include <functional>
-#include <algorithm>
-#include <list>
-#include <map>
-#include <set>
-
-using namespace paludis;
-
-namespace paludis
-{
-    template <>
-    struct WrappedForwardIteratorTraits<PackageDatabase::RepositoryConstIteratorTag>
-    {
-        typedef std::list<std::shared_ptr<Repository> >::const_iterator UnderlyingIterator;
-    };
-}
-
-namespace paludis
-{
-    template<>
-    struct Imp<PackageDatabase>
-    {
-        std::list<std::shared_ptr<Repository> > repositories;
-        std::multimap<int, std::list<std::shared_ptr<Repository> >::iterator> repository_importances;
-        const Environment * environment;
-    };
-}
-
-PackageDatabase::PackageDatabase(const Environment * const e) :
-    _imp()
-{
-    _imp->environment = e;
-}
-
-PackageDatabase::~PackageDatabase()
-{
-}
-
-void
-PackageDatabase::add_repository(int i, const std::shared_ptr<Repository> r)
-{
-    Context c("When adding a repository named '" + stringify(r->name()) + "':");
-
-    for (IndirectIterator<RepositoryConstIterator> r_c(begin_repositories()), r_end(end_repositories()) ;
-            r_c != r_end ; ++r_c)
-        if (r_c->name() == r->name())
-            throw DuplicateRepositoryError(stringify(r->name()));
-
-    std::list<std::shared_ptr<Repository> >::iterator q(_imp->repositories.end());
-    for (std::multimap<int, std::list<std::shared_ptr<Repository> >::iterator>::iterator
-            p(_imp->repository_importances.begin()), p_end(_imp->repository_importances.end()) ;
-            p != p_end ; ++p)
-        if (p->first > i)
-        {
-            q = p->second;
-            break;
-        }
-
-    _imp->repository_importances.insert(std::make_pair(i, _imp->repositories.insert(q, r)));
-}
-
-namespace
-{
-    typedef std::map<const QualifiedPackageName, std::pair<bool, bool> > QPNIMap;
-
-    struct CategoryRepositoryNamePairComparator
-    {
-        bool operator() (const std::pair<CategoryNamePart, RepositoryName> & a,
-                         const std::pair<CategoryNamePart, RepositoryName> & b) const
-        {
-            if (a.first != b.first)
-                return a.first < b.first;
-            return a.second < b.second;
-        }
-    };
-
-    struct IsInstalled
-    {
-        const Environment * const _env;
-
-        IsInstalled(const Environment * e) :
-            _env(e)
-        {
-        }
-
-        typedef QualifiedPackageName argument_type;
-        typedef bool result_type;
-
-        bool operator() (const QualifiedPackageName & qpn) const
-        {
-            return ! (*_env)[selection::SomeArbitraryVersion(generator::Package(qpn) |
-                    filter::InstalledAtRoot(_env->preferred_root_key()->value()))]->empty();
-        }
-    };
-
-    struct IsImportant
-    {
-        typedef QualifiedPackageName argument_type;
-        typedef bool result_type;
-
-        const std::shared_ptr<QPNIMap> _map;
-
-        IsImportant(const std::shared_ptr<QPNIMap> & m) :
-            _map(m)
-        {
-        }
-
-        bool operator() (const QualifiedPackageName & qpn) const
-        {
-            return _map->find(qpn)->second.first;
-        }
-    };
-
-    struct IsInUnimportantRepo
-    {
-        typedef QualifiedPackageName argument_type;
-        typedef bool result_type;
-
-        const std::shared_ptr<QPNIMap> _map;
-
-        IsInUnimportantRepo(const std::shared_ptr<QPNIMap> & m) :
-            _map(m)
-        {
-        }
-
-        bool operator() (const QualifiedPackageName & qpn) const
-        {
-            return ! _map->find(qpn)->second.second;
-        }
-    };
-}
-
-QualifiedPackageName
-PackageDatabase::fetch_unique_qualified_package_name(const PackageNamePart & p, const Filter & f, const bool disambiguate) const
-{
-    Context context("When disambiguating package name '" + stringify(p) + "':");
-
-    // Map matching QualifiedPackageNames with a pair of flags specifying
-    // respectively that at least one repository containing the package thinks
-    // the category is important and that the package is in a repository
-    // that reports it is important itself
-    std::shared_ptr<QPNIMap> result(new QPNIMap);
-    std::set<std::pair<CategoryNamePart, RepositoryName>, CategoryRepositoryNamePairComparator> checked;
-
-    std::shared_ptr<const PackageIDSequence> pkgs((*_imp->environment)[selection::AllVersionsUnsorted(
-                generator::Matches(make_package_dep_spec({ }).package_name_part(p), make_null_shared_ptr(), { }) | f)]);
-
-    for (IndirectIterator<PackageIDSequence::ConstIterator> it(pkgs->begin()),
-             it_end(pkgs->end()); it_end != it; ++it)
-    {
-        Context local_context("When checking category '" + stringify(it->name().category()) + "' in repository '" +
-                stringify(it->repository_name()) + "':");
-
-        if (! checked.insert(std::make_pair(it->name().category(), it->repository_name())).second)
-            continue;
-
-        auto repo(fetch_repository(it->repository_name()));
-        std::shared_ptr<const CategoryNamePartSet> unimportant_cats(repo->unimportant_category_names({ }));
-        bool is_important(unimportant_cats->end() == unimportant_cats->find(it->name().category()));
-        bool is_in_important_repo(! repo->is_unimportant());
-        QPNIMap::iterator i(result->insert(std::make_pair(it->name(), std::make_pair(is_important, is_in_important_repo))).first);
-        i->second.first = i->second.first || is_important;
-        i->second.second = i->second.second || is_in_important_repo;
-    }
-
-    if (result->empty())
-        throw NoSuchPackageError(stringify(p));
-    if (result->size() > 1)
-    {
-        using namespace std::placeholders;
-
-        std::list<QualifiedPackageName> qpns;
-
-        do
-        {
-            const IsImportant is_important(result);
-            const IsInstalled is_installed(_imp->environment);
-            const IsInUnimportantRepo is_in_unimportant_repo(result);
-
-            std::remove_copy_if(first_iterator(result->begin()), first_iterator(result->end()),
-                    std::front_inserter(qpns),
-                    std::bind(std::logical_and<bool>(),
-                        std::bind(std::not1(is_important), _1),
-                        std::bind(std::not1(is_installed), _1)));
-
-            if (! qpns.empty() && next(qpns.begin()) == qpns.end())
-                break;
-
-            qpns.remove_if(std::bind(is_in_unimportant_repo, _1));
-
-            if (! qpns.empty() && next(qpns.begin()) == qpns.end())
-                break;
-
-            qpns.remove_if(std::bind(std::logical_and<bool>(),
-                        std::bind(is_important, _1),
-                        std::bind(std::not1(is_installed), _1)));
-
-            if (! qpns.empty() && next(qpns.begin()) == qpns.end())
-                break;
-
-            qpns.remove_if(std::bind(std::logical_and<bool>(),
-                        std::bind(std::not1(is_important), _1),
-                        std::bind(is_installed, _1)));
-
-            if (! qpns.empty() && next(qpns.begin()) == qpns.end())
-                break;
-
-            auto candidates(std::make_shared<Sequence<std::string> >());
-            std::transform(first_iterator(result->begin()), first_iterator(result->end()), candidates->back_inserter(),
-                    &stringify<QualifiedPackageName>);
-            throw AmbiguousPackageNameError(stringify(p), candidates);
-        } while (false);
-
-        if (! disambiguate)
-        {
-            auto candidates(std::make_shared<Sequence<std::string> >());
-            std::transform(first_iterator(result->begin()), first_iterator(result->end()), candidates->back_inserter(),
-                    &stringify<QualifiedPackageName>);
-            throw AmbiguousPackageNameError(stringify(p), candidates);
-        }
-
-        Log::get_instance()->message("package_database.ambiguous_name", ll_warning, lc_context)
-            << "Package name '" << p << "' is ambiguous, assuming you meant '" << *qpns.begin()
-            << "' (candidates were '"
-            << join(first_iterator(result->begin()), first_iterator(result->end()), "', '") << "')";
-
-        return *qpns.begin();
-    }
-    else
-        return result->begin()->first;
-}
-
-std::shared_ptr<const Repository>
-PackageDatabase::fetch_repository(const RepositoryName & n) const
-{
-    for (RepositoryConstIterator r(begin_repositories()), r_end(end_repositories()) ;
-            r != r_end ; ++r)
-        if ((*r)->name() == n)
-            return *r;
-
-    throw NoSuchRepositoryError(n);
-}
-
-std::shared_ptr<Repository>
-PackageDatabase::fetch_repository(const RepositoryName & n)
-{
-    for (RepositoryConstIterator r(begin_repositories()), r_end(end_repositories()) ;
-            r != r_end ; ++r)
-        if ((*r)->name() == n)
-            return *r;
-
-    throw NoSuchRepositoryError(n);
-}
-
-bool
-PackageDatabase::has_repository_named(const RepositoryName & n) const
-{
-    for (RepositoryConstIterator r(begin_repositories()), r_end(end_repositories()) ;
-            r != r_end ; ++r)
-        if ((*r)->name() == n)
-            return true;
-
-    return false;
-}
-
-bool
-PackageDatabase::more_important_than(const RepositoryName & lhs,
-        const RepositoryName & rhs) const
-{
-    std::map<std::string, int> rank;
-    int x(0);
-    for (PackageDatabase::RepositoryConstIterator r(begin_repositories()), r_end(end_repositories()) ;
-            r != r_end ; ++r)
-        rank.insert(std::make_pair(stringify((*r)->name()), ++x));
-
-    std::map<std::string, int>::const_iterator l(rank.find(stringify(lhs)));
-    if (l == rank.end())
-        throw InternalError(PALUDIS_HERE, "lhs.repository '" + stringify(lhs) + "' not in rank");
-
-    std::map<std::string, int>::const_iterator r(rank.find(stringify(rhs)));
-    if (r == rank.end())
-        throw InternalError(PALUDIS_HERE, "rhs.repository '" + stringify(rhs) + "' not in rank");
-
-    return l->second > r->second;
-}
-
-PackageDatabase::RepositoryConstIterator
-PackageDatabase::begin_repositories() const
-{
-    return RepositoryConstIterator(_imp->repositories.begin());
-}
-
-PackageDatabase::RepositoryConstIterator
-PackageDatabase::end_repositories() const
-{
-    return RepositoryConstIterator(_imp->repositories.end());
-}
-
-const Filter &
-PackageDatabase::all_filter()
-{
-    static const Filter result((filter::All()));
-    return result;
-}
-
-template class WrappedForwardIterator<PackageDatabase::RepositoryConstIteratorTag, const std::shared_ptr<Repository> >;
-
diff --git a/paludis/package_database.hh b/paludis/package_database.hh
deleted file mode 100644
index 589b8e62c..000000000
--- a/paludis/package_database.hh
+++ /dev/null
@@ -1,147 +0,0 @@
-/* vim: set sw=4 sts=4 et foldmethod=syntax : */
-
-/*
- * Copyright (c) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Ciaran McCreesh
- *
- * This file is part of the Paludis package manager. Paludis is free software;
- * you can redistribute it and/or modify it under the terms of the GNU General
- * Public License version 2, as published by the Free Software Foundation.
- *
- * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
- * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
- * details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifndef PALUDIS_GUARD_PALUDIS_PACKAGE_DATABASE_HH
-#define PALUDIS_GUARD_PALUDIS_PACKAGE_DATABASE_HH 1
-
-#include <paludis/package_database-fwd.hh>
-#include <paludis/dep_spec.hh>
-#include <paludis/name.hh>
-#include <paludis/repository.hh>
-#include <paludis/selection-fwd.hh>
-#include <paludis/filter-fwd.hh>
-#include <paludis/version_spec.hh>
-#include <paludis/contents.hh>
-#include <paludis/environment.hh>
-
-#include <paludis/util/exception.hh>
-#include <paludis/util/join.hh>
-#include <paludis/util/pimp.hh>
-#include <paludis/util/stringify.hh>
-#include <paludis/util/wrapped_forward_iterator.hh>
-
-#include <iosfwd>
-
-/** \file
- * Declarations for PackageDatabase.
- *
- * \ingroup g_package_database
- *
- * \section Examples
- *
- * - \ref example_package_database.cc "example_package_database.cc"
- */
-
-namespace paludis
-{
-    /**
-     * A PackageDatabase, which is owned by an Environment, contains a number of
-     * Repository instances and supports various querying methods.
-     *
-     * \ingroup g_package_database
-     */
-    class PALUDIS_VISIBLE PackageDatabase
-    {
-        friend class EnvironmentImplementation;
-        friend class WrappedForwardIteratorTraits<Environment::RepositoryConstIteratorTag>;
-
-        private:
-            Pimp<PackageDatabase> _imp;
-
-            static const Filter & all_filter() PALUDIS_ATTRIBUTE((warn_unused_result));
-
-        public:
-            ~PackageDatabase();
-
-        protected:
-            ///\name Basic operations
-            ///\{
-
-            explicit PackageDatabase(const Environment * const);
-
-            PackageDatabase(const PackageDatabase &) = delete;
-            PackageDatabase & operator= (const PackageDatabase &) = delete;
-
-            ///\}
-
-            /**
-             * Add a repository.
-             *
-             * \exception DuplicateRepositoryError if a Repository with the
-             * same name as the new Repository already exists in our
-             * collection.
-             */
-            void add_repository(int importance, const std::shared_ptr<Repository>);
-
-            /**
-             * Fetch a named repository.
-             */
-            std::shared_ptr<const Repository> fetch_repository(const RepositoryName &) const
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            /**
-             * Fetch a named repository.
-             */
-            std::shared_ptr<Repository> fetch_repository(const RepositoryName &)
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            /**
-             * Do we have a named repository?
-             */
-            bool has_repository_named(const RepositoryName &) const
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            /**
-             * Disambiguate a package name.  If a filter is specified,
-             * limit the potential results to packages that match.
-             *
-             * \throw AmbiguousPackageNameError if there is no unambiguous
-             * disambiguation. If disambiguate is set to false, the
-             * exception will be always thrown in presence of ambiguity.
-             * \since 0.56 takes the disambiguate flag.
-             */
-            QualifiedPackageName fetch_unique_qualified_package_name(
-                    const PackageNamePart &, const Filter & = all_filter(), const bool disambiguate = true) const
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            /**
-             * Return true if the first repository is more important than the second.
-             */
-            bool more_important_than(const RepositoryName &, const RepositoryName &) const
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            ///\name Iterate over our repositories
-            ///\{
-
-            struct RepositoryConstIteratorTag;
-            typedef WrappedForwardIterator<RepositoryConstIteratorTag, const std::shared_ptr<Repository> > RepositoryConstIterator;
-
-            RepositoryConstIterator begin_repositories() const
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            RepositoryConstIterator end_repositories() const
-                PALUDIS_ATTRIBUTE((warn_unused_result));
-
-            ///\}
-    };
-
-    extern template class WrappedForwardIterator<PackageDatabase::RepositoryConstIteratorTag, const std::shared_ptr<Repository> >;
-}
-
-#endif