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