mirror of https://github.com/aria2/aria2
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2006 Tatsuhiro Tsujikawa
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "Metalinker.h"
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#include "MetalinkEntry.h"
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#include <algorithm>
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#include <functional>
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namespace aria2 {
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Metalinker::Metalinker() {}
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Metalinker::~Metalinker() {}
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namespace {
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class EntryQuery:
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public std::unary_function<SharedHandle<MetalinkEntry>, bool> {
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private:
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std::string version;
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std::string language;
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std::string os;
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public:
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EntryQuery(const std::string& version,
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const std::string& language,
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const std::string& os):
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version(version),
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language(language),
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os(os) {}
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bool operator()(const SharedHandle<MetalinkEntry>& entry) const {
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if(!version.empty()) {
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if(version != entry->version) {
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return false;
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}
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}
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if(!language.empty()) {
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if(!entry->containsLanguage(language)) {
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return false;
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}
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}
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if(!os.empty()) {
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if(!entry->containsOS(os)) {
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return false;
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}
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}
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return true;
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}
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};
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} // namespace
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void Metalinker::queryEntry
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(std::vector<SharedHandle<MetalinkEntry> >& queryResult,
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const std::string& version,
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const std::string& language,
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const std::string& os) const
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{
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std::remove_copy_if(entries_.begin(), entries_.end(),
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std::back_inserter(queryResult),
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std::not1(EntryQuery(version, language, os)));
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}
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void Metalinker::addEntry(const SharedHandle<MetalinkEntry>& entry)
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{
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entries_.push_back(entry);
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}
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} // namespace aria2
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