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#pragma once
#include "generator/osm_element.hpp"
#include "base/logging.hpp"
#include "base/stl_add.hpp"
#include "base/string_utils.hpp"
#include "std/fstream.hpp"
#include "std/map.hpp"
#include "std/string.hpp"
class WaysParserHelper
{
public:
WaysParserHelper(map<uint64_t, string> & ways) : m_ways(ways) {}
void ParseStream(istream & input)
{
string oneLine;
while (getline(input, oneLine, '\n'))
{
// String format: <<id;tag>>.
auto pos = oneLine.find(';');
if (pos != string::npos)
{
uint64_t wayId;
CHECK(strings::to_uint64(oneLine.substr(0, pos), wayId),());
m_ways[wayId] = oneLine.substr(pos + 1, oneLine.length() - pos - 1);
}
}
}
private:
map<uint64_t, string> & m_ways;
};
class CapitalsParserHelper
{
public:
CapitalsParserHelper(set<uint64_t> & capitals) : m_capitals(capitals) {}
void ParseStream(istream & input)
{
string oneLine;
while (getline(input, oneLine, '\n'))
{
// String format: <<lat;lon;id;is_capital>>.
// First ';'.
auto pos = oneLine.find(";");
if (pos != string::npos)
{
// Second ';'.
pos = oneLine.find(";", pos + 1);
if (pos != string::npos)
{
uint64_t nodeId;
// Third ';'.
auto endPos = oneLine.find(";", pos + 1);
if (endPos != string::npos)
{
if (strings::to_uint64(oneLine.substr(pos + 1, endPos - pos - 1), nodeId))
m_capitals.insert(nodeId);
}
}
}
}
}
private:
set<uint64_t> & m_capitals;
};
class TagAdmixer
{
public:
TagAdmixer(string const & waysFile, string const & capitalsFile) : m_ferryTag("route", "ferry")
{
try
{
ifstream reader(waysFile);
WaysParserHelper parser(m_ways);
parser.ParseStream(reader);
}
catch (ifstream::failure const &)
{
LOG(LWARNING, ("Can't read the world level ways file! Generating world without roads. Path:", waysFile));
return;
}
try
{
ifstream reader(capitalsFile);
CapitalsParserHelper parser(m_capitals);
parser.ParseStream(reader);
}
catch (ifstream::failure const &)
{
LOG(LWARNING, ("Can't read the world level capitals file! Generating world without towns admixing. Path:", capitalsFile));
return;
}
}
void operator()(OsmElement * e)
{
if (e->type == OsmElement::EntityType::Way && m_ways.find(e->id) != m_ways.end())
{
// Exclude ferry routes.
if (find(e->Tags().begin(), e->Tags().end(), m_ferryTag) == e->Tags().end())
e->AddTag("highway", m_ways[e->id]);
}
else if (e->type == OsmElement::EntityType::Node && m_capitals.find(e->id) != m_capitals.end())
{
// Our goal here - to make some capitals visible in World map.
// The simplest way is to upgrade population to 45000,
// according to our visibility rules in mapcss files.
e->UpdateTag("population", [] (string & v)
{
uint64_t n;
if (!strings::to_uint64(v, n) || n < 45000)
v = "45000";
});
}
}
private:
map<uint64_t, string> m_ways;
set<uint64_t> m_capitals;
OsmElement::Tag const m_ferryTag;
};
class TagReplacer
{
map<OsmElement::Tag, vector<string>> m_entries;
public:
TagReplacer(string const & filePath)
{
ifstream stream(filePath);
OsmElement::Tag tag;
vector<string> values;
string line;
while (std::getline(stream, line))
{
if (line.empty())
continue;
strings::SimpleTokenizer iter(line, " \t=,:");
if (!iter)
continue;
tag.key = *iter;
++iter;
if (!iter)
continue;
tag.value = *iter;
values.clear();
while (++iter)
values.push_back(*iter);
if (values.size() >= 2 && values.size() % 2 == 0)
m_entries[tag].swap(values);
}
}
void operator()(OsmElement * p)
{
for (auto & tag : p->m_tags)
{
auto it = m_entries.find(tag);
if (it != m_entries.end())
{
auto const & v = it->second;
tag.key = v[0];
tag.value = v[1];
for (size_t i = 2; i < v.size(); i += 2)
p->AddTag(v[i], v[i + 1]);
}
}
}
};
class OsmTagMixer
{
map<pair<OsmElement::EntityType, uint64_t>, vector<OsmElement::Tag>> m_elements;
public:
OsmTagMixer(string const & filePath)
{
ifstream stream(filePath);
vector<string> values;
vector<OsmElement::Tag> tags;
string line;
while (std::getline(stream, line))
{
if (line.empty() || line.front() == '#')
continue;
strings::ParseCSVRow(line, ',', values);
if (values.size() < 3)
continue;
OsmElement::EntityType entityType = OsmElement::StringToEntityType(values[0]);
uint64_t id;
if (entityType == OsmElement::EntityType::Unknown || !strings::to_uint64(values[1], id))
continue;
for (size_t i = 2; i < values.size(); ++i)
{
auto p = values[i].find('=');
if (p != string::npos)
tags.push_back(OsmElement::Tag(values[i].substr(0, p), values[i].substr(p + 1)));
}
if (!tags.empty())
{
pair<OsmElement::EntityType, uint64_t> elementPair = {entityType, id};
m_elements[elementPair].swap(tags);
}
}
}
void operator()(OsmElement * p)
{
pair<OsmElement::EntityType, uint64_t> elementId = {p->type, p->id};
auto elements = m_elements.find(elementId);
if (elements != m_elements.end())
{
for (OsmElement::Tag tag : elements->second)
p->AddTag(tag.key, tag.value);
}
}
};
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