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/* 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/repository.hh>
#include <paludis/util/log.hh>
#include <paludis/util/pimp-impl.hh>
#include <paludis/util/stringify.hh>
#include <paludis/util/indirect_iterator-impl.hh>
#include <paludis/util/options.hh>
#include <paludis/util/sequence.hh>
#include <paludis/util/sequence-impl.hh>
#include <paludis/util/set.hh>
#include <paludis/util/set-impl.hh>
#include <paludis/util/wrapped_forward_iterator-impl.hh>
#include <paludis/util/make_named_values.hh>
#include <paludis/util/singleton-impl.hh>
#include <paludis/action.hh>
#include <paludis/metadata_key.hh>
#include <paludis/distribution-impl.hh>
#include <paludis/environment.hh>
#include <functional>
#include <map>
#include <list>
#include <utility>
#include <algorithm>
#include <ctype.h>

using namespace paludis;

#include <paludis/repository-se.cc>

NoSuchSetError::NoSuchSetError(const std::string & our_name) throw () :
    Exception("Could not find '" + our_name + "'"),
    _name(our_name)
{
}

NoSuchSetError::~NoSuchSetError() throw ()
{
}

RecursivelyDefinedSetError::RecursivelyDefinedSetError(const std::string & our_name) throw () :
    Exception("Set '" + our_name + "' is recursively defined"),
    _name(our_name)
{
}

RecursivelyDefinedSetError::~RecursivelyDefinedSetError() throw ()
{
}

namespace paludis
{
    namespace n
    {
        typedef Name<struct name_repository_blacklist> repository_blacklist;
    }
}

namespace
{
    struct RepositoryDistribution
    {
        NamedValue<n::repository_blacklist, std::function<std::string (const std::string &)> > repository_blacklist;
    };

    typedef ExtraDistributionData<RepositoryDistribution> RepositoryDistributionData;
}

namespace paludis
{
    template <>
    struct ExtraDistributionDataData<RepositoryDistribution>
    {
        static std::string config_file_name()
        {
            return "repository_blacklist.conf";
        }

        static std::shared_ptr<RepositoryDistribution> make_data(const std::shared_ptr<const KeyValueConfigFile> & k)
        {
            return std::make_shared<RepositoryDistribution>(make_named_values<RepositoryDistribution>(
                            n::repository_blacklist() = std::bind(std::mem_fn(&KeyValueConfigFile::get),
                                    k, std::placeholders::_1)
                            ));
        }
    };
}

namespace paludis
{
    template <>
    struct Imp<Repository>
    {
        const RepositoryName name;

        Imp(const RepositoryName & n) :
            name(n)
        {
        }
    };
}

Repository::Repository(
        const Environment * const env,
        const RepositoryName & our_name,
        const RepositoryCapabilities & caps) :
    RepositoryCapabilities(caps),
    _imp(our_name)
{
    std::string reason(RepositoryDistributionData::get_instance()->data_from_distribution(
                *DistributionData::get_instance()->distribution_from_string(
                    env->distribution()))->repository_blacklist()(stringify(our_name)));

    if (! reason.empty())
        Log::get_instance()->message("repository.blacklisted", ll_warning, lc_no_context)
            << "Repository '" << stringify(name())
            << "' is blacklisted with reason '" << reason << "'.";
}

Repository::~Repository()
{
}

const RepositoryName
Repository::name() const
{
    return _imp->name;
}

std::shared_ptr<const CategoryNamePartSet>
Repository::category_names_containing_package(const PackageNamePart & p, const RepositoryContentMayExcludes &) const
{
    Context context("When finding category names containing package '" + stringify(p) + "':");

    std::shared_ptr<CategoryNamePartSet> result(std::make_shared<CategoryNamePartSet>());
    std::shared_ptr<const CategoryNamePartSet> cats(category_names({ }));
    for (CategoryNamePartSet::ConstIterator c(cats->begin()), c_end(cats->end()) ;
            c != c_end ; ++c)
        if (has_package_named(*c + p, { }))
            result->insert(*c);

    return result;
}

void
Repository::regenerate_cache() const
{
}

void
Repository::purge_invalid_cache() const
{
}

RepositoryEnvironmentVariableInterface::~RepositoryEnvironmentVariableInterface()
{
}

RepositoryDestinationInterface::~RepositoryDestinationInterface()
{
}

RepositoryManifestInterface::~RepositoryManifestInterface()
{
}

std::shared_ptr<const CategoryNamePartSet>
Repository::unimportant_category_names(const RepositoryContentMayExcludes &) const
{
    return std::make_shared<CategoryNamePartSet>();
}

void
Repository::can_drop_in_memory_cache() const
{
}

namespace paludis
{
    template class Set<std::shared_ptr<Repository> >;
    template class WrappedForwardIterator<Set<std::shared_ptr<Repository> >::ConstIteratorTag, const std::shared_ptr<Repository> >;
    template class WrappedOutputIterator<Set<std::shared_ptr<Repository> >::InserterTag, std::shared_ptr<Repository> >;
}