95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2011 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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//$Id$
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// mapnik
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#include <mapnik/global.hpp>
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#include <mapnik/datasource.hpp>
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#include <mapnik/box2d.hpp>
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#include <mapnik/geometry.hpp>
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#include <mapnik/feature.hpp>
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#include <mapnik/feature_layer_desc.hpp>
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#include <mapnik/wkb.hpp>
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#include <mapnik/unicode.hpp>
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#include <mapnik/feature_factory.hpp>
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#include "kismet_featureset.hpp"
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using mapnik::Feature;
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using mapnik::feature_ptr;
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using mapnik::geometry_type;
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using mapnik::geometry_utils;
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using mapnik::transcoder;
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using mapnik::feature_factory;
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kismet_featureset::kismet_featureset(const std::list<kismet_network_data>& knd_list,
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std::string const& srs,
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std::string const& encoding)
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: knd_list_(knd_list),
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tr_(new transcoder(encoding)),
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feature_id_(1),
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knd_list_it(knd_list_.begin()),
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source_(srs)
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{
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}
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kismet_featureset::~kismet_featureset()
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{
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}
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feature_ptr kismet_featureset::next()
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{
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if (knd_list_it != knd_list_.end ())
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{
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const kismet_network_data& knd = *knd_list_it;
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const std::string key = "internet_access";
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std::string value;
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if (knd.crypt() == crypt_none)
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{
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value = "wlan_uncrypted";
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}
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else if (knd.crypt() == crypt_wep)
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{
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value = "wlan_wep";
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}
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else
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{
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value = "wlan_crypted";
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}
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feature_ptr feature(feature_factory::create(feature_id_));
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++feature_id_;
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geometry_type* pt = new geometry_type(mapnik::Point);
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pt->move_to(knd.bestlon(), knd.bestlat());
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feature->add_geometry(pt);
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boost::put(*feature, key, tr_->transcode(value.c_str()));
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++knd_list_it;
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return feature;
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}
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return feature_ptr();
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}
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