mirror of
https://github.com/KingDuckZ/dindexer.git
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116 lines
3.4 KiB
C++
116 lines
3.4 KiB
C++
/* Copyright 2015, 2016, Michele Santullo
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* This file is part of "dindexer".
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*
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* "dindexer" is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* "dindexer" is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with "dindexer". If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef id036D985665EC437096DF7EBC5607DB0A
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#define id036D985665EC437096DF7EBC5607DB0A
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#include "set_listing.hpp"
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#include <cstddef>
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#include <algorithm>
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#include <type_traits>
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namespace mchlib {
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template <bool Const>
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std::size_t count_listing_dirs ( const SetListingView<Const>& parList );
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template <bool Const>
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std::size_t count_listing_files ( const SetListingView<Const>& parList );
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template <bool Const>
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std::size_t count_listing_items ( const SetListingView<Const>& parList );
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template <bool Const>
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std::size_t count_listing_items_recursive ( const SetListingView<Const>& parList );
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template <bool Const>
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std::vector<typename std::conditional<Const, const FileRecordData*, FileRecordData*>::type>
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flattened_listing ( const mchlib::SetListingView<Const>& parContent );
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namespace implem {
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template <bool Const>
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void flattened_listing (const mchlib::SetListingView<Const>& parContent, std::vector<typename std::conditional<Const, const FileRecordData*, FileRecordData*>::type>& parOut) {
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const auto end = parContent.end();
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for (auto itcurr = parContent.cbegin(); itcurr != end; ++itcurr) {
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parOut.push_back(&*itcurr);
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if (itcurr->is_directory) {
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flattened_listing(mchlib::SetListingView<Const>(itcurr), parOut);
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}
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}
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}
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} //namespace implem
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template <bool Const>
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inline
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std::size_t count_listing_dirs (const SetListingView<Const>& parList) {
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return std::count_if(
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parList.cbegin(),
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parList.cend(),
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[] (const FileRecordData& parItm) {
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return parItm.is_directory;
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}
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);
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}
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template <bool Const>
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inline
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std::size_t count_listing_files (const SetListingView<Const>& parList) {
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return std::count_if(
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parList.cbegin(),
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parList.cend(),
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[] (const FileRecordData& parItm) {
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return not parItm.is_directory;
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}
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);
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}
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template <bool Const>
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inline
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std::size_t count_listing_items (const SetListingView<Const>& parList) {
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return std::count_if(
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parList.cbegin(),
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parList.cend(),
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[] (const FileRecordData&) {
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return true;
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}
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);
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}
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template <bool Const>
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inline
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std::size_t count_listing_items_recursive (const SetListingView<Const>& parList) {
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std::size_t retval = 0;
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for (auto it = parList.begin(), itEND = parList.end(); it != itEND; ++it, ++retval) {
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if (it->is_directory)
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retval += count_listing_items_recursive(SetListingView<Const>(it));
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}
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return retval;
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}
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template <bool Const>
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inline
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std::vector<typename std::conditional<Const, const FileRecordData*, FileRecordData*>::type>
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flattened_listing (const mchlib::SetListingView<Const>& parContent) {
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std::vector<typename std::conditional<Const, const FileRecordData*, FileRecordData*>::type> retval;
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implem::flattened_listing(parContent, retval);
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return retval;
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}
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} //namespace mchlib
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#endif
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