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#include "mwm_url.hpp"
#include "render/scales_processor.hpp"
#include "indexer/mercator.hpp"
#include "indexer/scales.hpp"
#include "coding/uri.hpp"
#include "base/logging.hpp"
#include "base/string_utils.hpp"
#include "std/algorithm.hpp"
#include "std/bind.hpp"
namespace url_scheme
{
namespace
{
static int const INVALID_LAT_VALUE = -1000;
bool IsInvalidApiPoint(ApiPoint const & p) { return p.m_lat == INVALID_LAT_VALUE; }
} // unnames namespace
ParsedMapApi::ParsedMapApi()
: m_controller(NULL)
, m_version(0)
, m_zoomLevel(0.0)
, m_goBackOnBalloonClick(false)
{
}
void ParsedMapApi::SetController(UserMarkContainer::Controller * controller)
{
m_controller = controller;
}
bool ParsedMapApi::SetUriAndParse(string const & url)
{
Reset();
return Parse(url_scheme::Uri(url));
}
bool ParsedMapApi::IsValid() const
{
ASSERT(m_controller != NULL, ());
return m_controller->GetUserMarkCount() > 0;
}
bool ParsedMapApi::Parse(Uri const & uri)
{
ASSERT(m_controller != NULL, ());
string const & scheme = uri.GetScheme();
if ((scheme != "mapswithme" && scheme != "mwm") || uri.GetPath() != "map")
return false;
vector<ApiPoint> points;
uri.ForEachKeyValue(bind(&ParsedMapApi::AddKeyValue, this, _1, _2, ref(points)));
points.erase(remove_if(points.begin(), points.end(), &IsInvalidApiPoint), points.end());
for (size_t i = 0; i < points.size(); ++i)
{
ApiPoint const & p = points[i];
m2::PointD glPoint(MercatorBounds::FromLatLon(p.m_lat, p.m_lon));
ApiMarkPoint * mark = static_cast<ApiMarkPoint *>(m_controller->CreateUserMark(glPoint));
mark->SetName(p.m_name);
mark->SetID(p.m_id);
}
return true;
}
void ParsedMapApi::AddKeyValue(string key, string const & value, vector<ApiPoint> & points)
{
strings::AsciiToLower(key);
if (key == "ll")
{
points.push_back(ApiPoint());
points.back().m_lat = INVALID_LAT_VALUE;
size_t const firstComma = value.find(',');
if (firstComma == string::npos)
{
LOG(LWARNING, ("Map API: no comma between lat and lon for 'll' key", key, value));
return;
}
if (value.find(',', firstComma + 1) != string::npos)
{
LOG(LWARNING, ("Map API: more than one comma in a value for 'll' key", key, value));
return;
}
double lat = 0.0;
double lon = 0.0;
if (!strings::to_double(value.substr(0, firstComma), lat) ||
!strings::to_double(value.substr(firstComma + 1), lon))
{
LOG(LWARNING, ("Map API: can't parse lat,lon for 'll' key", key, value));
return;
}
if (!MercatorBounds::ValidLat(lat) || !MercatorBounds::ValidLon(lon))
{
LOG(LWARNING, ("Map API: incorrect value for lat and/or lon", key, value, lat, lon));
return;
}
points.back().m_lat = lat;
points.back().m_lon = lon;
}
else if (key == "z")
{
if (!strings::to_double(value, m_zoomLevel))
m_zoomLevel = 0.0;
}
else if (key == "n")
{
if (!points.empty())
points.back().m_name = value;
else
LOG(LWARNING, ("Map API: Point name with no point. 'll' should come first!"));
}
else if (key == "id")
{
if (!points.empty())
points.back().m_id = value;
else
LOG(LWARNING, ("Map API: Point url with no point. 'll' should come first!"));
}
else if (key == "backurl")
{
// Fix missing :// in back url, it's important for iOS
if (value.find("://") == string::npos)
m_globalBackUrl = value + "://";
else
m_globalBackUrl = value;
}
else if (key == "v")
{
if (!strings::to_int(value, m_version))
m_version = 0;
}
else if (key == "appname")
{
m_appTitle = value;
}
else if (key == "balloonaction")
{
m_goBackOnBalloonClick = true;
}
}
void ParsedMapApi::Reset()
{
m_globalBackUrl.clear();
m_appTitle.clear();
m_version = 0;
m_zoomLevel = 0.0;
m_goBackOnBalloonClick = false;
}
bool ParsedMapApi::GetViewportRect(ScalesProcessor const & scales, m2::RectD & rect) const
{
ASSERT(m_controller != NULL, ());
size_t markCount = m_controller->GetUserMarkCount();
if (markCount == 1 && m_zoomLevel >= 1)
{
double zoom = min(static_cast<double>(scales::GetUpperComfortScale()), m_zoomLevel);
rect = scales.GetRectForDrawScale(zoom, m_controller->GetUserMark(0)->GetOrg());
return true;
}
else
{
m2::RectD result;
for (size_t i = 0; i < m_controller->GetUserMarkCount(); ++i)
result.Add(m_controller->GetUserMark(i)->GetOrg());
if (result.IsValid())
{
rect = result;
return true;
}
return false;
}
}
UserMark const * ParsedMapApi::GetSinglePoint() const
{
ASSERT(m_controller != NULL, ());
if (m_controller->GetUserMarkCount() != 1)
return 0;
return m_controller->GetUserMark(0);
}
}
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