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mapnik_vector_tile_data.cpp
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856 lines (812 loc) · 29.2 KB
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#include "mapnik_vector_tile.hpp"
#include "vector_tile_load_tile.hpp"
namespace {
struct AsyncSetData : Napi::AsyncWorker
{
using Base = Napi::AsyncWorker;
AsyncSetData(mapnik::vector_tile_impl::merc_tile_ptr const& tile,
Napi::Buffer<char> const& buffer,
bool validate,
bool upgrade,
Napi::Function const& callback)
: Base(callback),
tile_(tile),
buffer_ref{Napi::Persistent(buffer)},
data_{buffer.Data()},
length_{buffer.Length()},
validate_(validate),
upgrade_(upgrade) {}
void Execute() override
{
if (length_ <= 0)
{
SetError("cannot accept empty buffer as protobuf");
return;
}
try
{
tile_->clear();
merge_from_compressed_buffer(*tile_, data_, length_, validate_, upgrade_);
}
catch (std::exception const& ex)
{
SetError(ex.what());
}
}
std::vector<napi_value> GetResult(Napi::Env env) override
{
return Base::GetResult(env);
}
private:
mapnik::vector_tile_impl::merc_tile_ptr tile_;
Napi::Reference<Napi::Buffer<char>> buffer_ref;
char const* data_;
std::size_t length_;
bool validate_;
bool upgrade_;
};
struct AsyncGetData : Napi::AsyncWorker
{
using Base = Napi::AsyncWorker;
AsyncGetData(mapnik::vector_tile_impl::merc_tile_ptr const& tile,
bool compress,
bool release,
int level,
int strategy,
Napi::Function const& callback)
: Base(callback),
tile_(tile),
compress_(compress),
release_(release),
level_(level),
strategy_(strategy)
{
}
void Execute() override
{
try
{
// compress if requested
if (compress_)
{
data_ = std::make_unique<std::string>();
mapnik::vector_tile_impl::zlib_compress(tile_->data(), tile_->size(), *data_, true, level_, strategy_);
}
}
catch (std::exception const& ex)
{
SetError(ex.what());
}
}
std::vector<napi_value> GetResult(Napi::Env env) override
{
std::size_t raw_size = tile_->size();
if (raw_size == 0)
{
return {env.Undefined(), Napi::Buffer<char>::New(env, 0)};
}
else if (compress_ && data_)
{
if (release_) tile_->clear();
std::string& data = *data_;
auto buffer = Napi::Buffer<char>::New(
Env(),
data.empty() ? nullptr : &data[0],
data.size(),
[](Napi::Env env_, char* /*unused*/, std::string* str_ptr) {
if (str_ptr != nullptr)
{
Napi::MemoryManagement::AdjustExternalMemory(env_, -static_cast<std::int64_t>(str_ptr->size()));
}
delete str_ptr;
},
data_.release());
Napi::MemoryManagement::AdjustExternalMemory(env, static_cast<std::int64_t>(data.size()));
return {env.Undefined(), buffer};
}
else
{
if (release_)
{
std::unique_ptr<std::string> ptr = tile_->release_buffer();
std::string& data = *ptr;
auto buffer = Napi::Buffer<char>::New(
Env(),
data.empty() ? nullptr : &data[0],
data.size(),
[](Napi::Env env_, char* /*unused*/, std::string* str_ptr) {
if (str_ptr != nullptr)
{
Napi::MemoryManagement::AdjustExternalMemory(env_, -static_cast<std::int64_t>(str_ptr->size()));
}
delete str_ptr;
},
ptr.release());
Napi::MemoryManagement::AdjustExternalMemory(env, static_cast<std::int64_t>(data.size()));
return {env.Undefined(), buffer};
}
else
{
return {env.Undefined(), Napi::Buffer<char>::Copy(env, (char*)tile_->data(), raw_size)};
}
}
return Base::GetResult(env);
}
private:
mapnik::vector_tile_impl::merc_tile_ptr tile_;
bool compress_;
bool release_;
int level_;
int strategy_;
std::unique_ptr<std::string> data_;
};
struct AsyncAddData : Napi::AsyncWorker
{
using Base = Napi::AsyncWorker;
AsyncAddData(mapnik::vector_tile_impl::merc_tile_ptr const& tile,
Napi::Buffer<char> const& buffer,
bool validate,
bool upgrade,
Napi::Function const& callback)
: Base(callback),
tile_(tile),
buffer_ref{Napi::Persistent(buffer)},
data_{buffer.Data()},
length_{buffer.Length()},
validate_(validate),
upgrade_(upgrade) {}
void Execute() override
{
if (length_ <= 0)
{
SetError("cannot accept empty buffer as protobuf");
return;
}
try
{
merge_from_compressed_buffer(*tile_, data_, length_, validate_, upgrade_);
}
catch (std::exception const& ex)
{
SetError(ex.what());
}
}
std::vector<napi_value> GetResult(Napi::Env env) override
{
return Base::GetResult(env);
}
private:
mapnik::vector_tile_impl::merc_tile_ptr tile_;
Napi::Reference<Napi::Buffer<char>> buffer_ref;
char const* data_;
std::size_t length_;
bool validate_;
bool upgrade_;
};
} // namespace
/**
* Replace the data in this vector tile with new raw data (synchronous). This function validates
* geometry according to the [Mapbox Vector Tile specification](https://github.com/mapbox/vector-tile-spec).
*
* @memberof VectorTile
* @instance
* @name setDataSync
* @param {Buffer} buffer - raw data
* @param {object} [options]
* @param {boolean} [options.validate=false] - If true does validity checks mvt schema (not geometries)
* Will throw if anything invalid or unexpected is encountered in the data
* @param {boolean} [options.upgrade=false] - If true will upgrade v1 tiles to adhere to the v2 specification
* @example
* var data = fs.readFileSync('./path/to/data.mvt');
* vectorTile.setDataSync(data);
* // your custom code
*/
Napi::Value VectorTile::setDataSync(Napi::CallbackInfo const& info)
{
Napi::Env env = info.Env();
if (info.Length() < 1 || !info[0].IsObject())
{
Napi::TypeError::New(env, "first argument must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
Napi::Object obj = info[0].As<Napi::Object>();
if (!obj.IsBuffer())
{
Napi::TypeError::New(env, "first arg must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
std::size_t buffer_size = obj.As<Napi::Buffer<char>>().Length();
if (buffer_size <= 0)
{
Napi::Error::New(env, "cannot accept empty buffer as protobuf").ThrowAsJavaScriptException();
return env.Undefined();
}
bool upgrade = false;
bool validate = false;
Napi::Object options = Napi::Object::New(env);
if (info.Length() > 1)
{
if (!info[1].IsObject())
{
Napi::TypeError::New(env, "second arg must be a options object").ThrowAsJavaScriptException();
return env.Undefined();
}
options = info[1].As<Napi::Object>();
if (options.Has("validate"))
{
Napi::Value param_val = options.Get("validate");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'validate' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
validate = param_val.As<Napi::Boolean>();
}
if (options.Has("upgrade"))
{
Napi::Value param_val = options.Get("upgrade");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'upgrade' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
upgrade = param_val.As<Napi::Boolean>();
}
}
try
{
tile_->clear();
merge_from_compressed_buffer(*tile_, obj.As<Napi::Buffer<char>>().Data(), buffer_size, validate, upgrade);
}
catch (std::exception const& ex)
{
Napi::Error::New(env, ex.what()).ThrowAsJavaScriptException();
}
return env.Undefined();
}
/**
* Replace the data in this vector tile with new raw data
*
* @memberof VectorTile
* @instance
* @name setData
* @param {Buffer} buffer - raw data
* @param {object} [options]
* @param {boolean} [options.validate=false] - If true does validity checks mvt schema (not geometries)
* Will throw if anything invalid or unexpected is encountered in the data
* @param {boolean} [options.upgrade=false] - If true will upgrade v1 tiles to adhere to the v2 specification
* @param {Function} callback
* @example
* var data = fs.readFileSync('./path/to/data.mvt');
* vectorTile.setData(data, function(err) {
* if (err) throw err;
* // your custom code
* });
*/
Napi::Value VectorTile::setData(Napi::CallbackInfo const& info)
{
// ensure callback is a function
if (info.Length() > 0 && !info[info.Length() - 1].IsFunction())
{
return setDataSync(info);
}
Napi::Env env = info.Env();
if (info.Length() < 1 || !info[0].IsObject())
{
Napi::TypeError::New(env, "first argument must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
Napi::Object obj = info[0].As<Napi::Object>();
if (!obj.IsBuffer())
{
Napi::TypeError::New(env, "first arg must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
bool upgrade = false;
bool validate = false;
Napi::Object options = Napi::Object::New(env);
if (info.Length() > 1)
{
if (!info[1].IsObject())
{
Napi::TypeError::New(env, "second arg must be a options object").ThrowAsJavaScriptException();
return env.Undefined();
}
options = info[1].As<Napi::Object>();
if (options.Has("validate"))
{
Napi::Value param_val = options.Get("validate");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'validate' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
validate = param_val.As<Napi::Boolean>();
}
if (options.Has("upgrade"))
{
Napi::Value param_val = options.Get("upgrade");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'upgrade' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
upgrade = param_val.As<Napi::Boolean>();
}
}
Napi::Function callback = info[info.Length() - 1].As<Napi::Function>();
auto* worker = new AsyncSetData(tile_, obj.As<Napi::Buffer<char>>(), validate, upgrade, callback);
worker->Queue();
return env.Undefined();
}
/**
* Get the data in this vector tile as a buffer (synchronous)
*
* @memberof VectorTile
* @instance
* @name getDataSync
* @param {Object} [options]
* @param {string} [options.compression=none] - can also be `gzip`
* @param {boolean} [options.release=false] releases VT buffer
* @param {int} [options.level=0] a number `0` (no compression) to `9` (best compression)
* @param {string} options.strategy must be `FILTERED`, `HUFFMAN_ONLY`, `RLE`, `FIXED`, `DEFAULT`
* @returns {Buffer} raw data
* @example
* var data = vt.getData({
* compression: 'gzip',
* level: 9,
* strategy: 'FILTERED'
* });
*/
Napi::Value VectorTile::getDataSync(Napi::CallbackInfo const& info)
{
Napi::Env env = info.Env();
Napi::EscapableHandleScope scope(env);
bool compress = false;
bool release = false;
int level = Z_DEFAULT_COMPRESSION;
int strategy = Z_DEFAULT_STRATEGY;
Napi::Object options = Napi::Object::New(env);
if (info.Length() > 0)
{
if (!info[0].IsObject())
{
Napi::TypeError::New(env, "first arg must be a options object").ThrowAsJavaScriptException();
return env.Undefined();
}
options = info[0].As<Napi::Object>();
if (options.Has("compression"))
{
Napi::Value param_val = options.Get("compression");
if (!param_val.IsString())
{
Napi::TypeError::New(env, "option 'compression' must be a string, either 'gzip', or 'none' (default)").ThrowAsJavaScriptException();
return env.Undefined();
}
compress = (std::string("gzip") == param_val.As<Napi::String>().Utf8Value());
}
if (options.Has("release"))
{
Napi::Value param_val = options.Get("release");
if (!param_val.IsBoolean())
{
Napi::Error::New(env, "option 'release' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
release = param_val.As<Napi::Boolean>();
}
if (options.Has("level"))
{
Napi::Value param_val = options.Get("level");
if (!param_val.IsNumber())
{
Napi::TypeError::New(env, "option 'level' must be an integer between 0 (no compression) and 9 (best compression) inclusive").ThrowAsJavaScriptException();
return env.Undefined();
}
level = param_val.As<Napi::Number>().Int32Value();
if (level < 0 || level > 9)
{
Napi::TypeError::New(env, "option 'level' must be an integer between 0 (no compression) and 9 (best compression) inclusive").ThrowAsJavaScriptException();
return env.Undefined();
}
}
if (options.Has("strategy"))
{
Napi::Value param_val = options.Get("strategy");
if (!param_val.IsString())
{
Napi::TypeError::New(env, "option 'strategy' must be one of the following strings: FILTERED, HUFFMAN_ONLY, RLE, FIXED, DEFAULT").ThrowAsJavaScriptException();
return env.Undefined();
}
std::string str = param_val.As<Napi::String>().Utf8Value();
if (std::string("FILTERED") == str)
{
strategy = Z_FILTERED;
}
else if (std::string("HUFFMAN_ONLY") == str)
{
strategy = Z_HUFFMAN_ONLY;
}
else if (std::string("RLE") == str)
{
strategy = Z_RLE;
}
else if (std::string("FIXED") == str)
{
strategy = Z_FIXED;
}
else if (std::string("DEFAULT") == str)
{
strategy = Z_DEFAULT_STRATEGY;
}
else
{
Napi::TypeError::New(env, "option 'strategy' must be one of the following strings: FILTERED, HUFFMAN_ONLY, RLE, FIXED, DEFAULT").ThrowAsJavaScriptException();
return env.Undefined();
}
}
}
try
{
std::size_t raw_size = tile_->size();
if (raw_size <= 0)
{
return scope.Escape(Napi::Buffer<char>::New(env, 0));
}
else
{
/*
if (raw_size >= node::Buffer::kMaxLength)
{
// This is a valid test path, but I am excluding it from test coverage due to the
// requirement of loading a very large object in memory in order to test it.
// LCOV_EXCL_START
std::ostringstream s;
s << "Data is too large to convert to a node::Buffer ";
s << "(" << raw_size << " raw bytes >= node::Buffer::kMaxLength)";
Napi::TypeError::New(env, s.str().c_str()).ThrowAsJavaScriptException();
return env.Undefined();
// LCOV_EXCL_STOP
}
*/
if (!compress)
{
if (release)
{
std::unique_ptr<std::string> ptr = tile_->release_buffer();
std::string& data = *ptr;
auto buffer = Napi::Buffer<char>::New(
Env(),
data.empty() ? nullptr : &data[0],
data.size(),
[](Napi::Env env_, char* /*unused*/, std::string* str_ptr) {
if (str_ptr != nullptr)
{
Napi::MemoryManagement::AdjustExternalMemory(env_, -static_cast<std::int64_t>(str_ptr->size()));
}
delete str_ptr;
},
ptr.release());
Napi::MemoryManagement::AdjustExternalMemory(env, static_cast<std::int64_t>(data.size()));
return scope.Escape(buffer);
}
else
{
return scope.Escape(Napi::Buffer<char>::Copy(env, (char*)tile_->data(), raw_size));
}
}
else
{
std::unique_ptr<std::string> compressed = std::make_unique<std::string>();
mapnik::vector_tile_impl::zlib_compress(tile_->data(), raw_size, *compressed, true, level, strategy);
if (release)
{
// To keep the same behaviour as a non compression release, we want to clear the VT buffer
tile_->clear();
}
std::string& data = *compressed;
auto buffer = Napi::Buffer<char>::New(
Env(),
data.empty() ? nullptr : &data[0],
data.size(),
[](Napi::Env env_, char* /*unused*/, std::string* str_ptr) {
if (str_ptr != nullptr)
{
Napi::MemoryManagement::AdjustExternalMemory(env_, -static_cast<std::int64_t>(str_ptr->size()));
}
delete str_ptr;
},
compressed.release());
Napi::MemoryManagement::AdjustExternalMemory(env, static_cast<std::int64_t>(data.size()));
return scope.Escape(buffer);
}
}
}
catch (std::exception const& ex)
{
// As all exception throwing paths are not easily testable or no way can be
// found to test with repeatability this exception path is not included
// in test coverage.
// LCOV_EXCL_START
Napi::TypeError::New(env, ex.what()).ThrowAsJavaScriptException();
return env.Undefined();
// LCOV_EXCL_STOP
}
return env.Undefined();
}
/**
* Get the data in this vector tile as a buffer (asynchronous)
* @memberof VectorTile
* @instance
* @name getData
* @param {Object} [options]
* @param {string} [options.compression=none] compression type can also be `gzip`
* @param {boolean} [options.release=false] releases VT buffer
* @param {int} [options.level=0] a number `0` (no compression) to `9` (best compression)
* @param {string} options.strategy must be `FILTERED`, `HUFFMAN_ONLY`, `RLE`, `FIXED`, `DEFAULT`
* @param {Function} callback
* @example
* vt.getData({
* compression: 'gzip',
* level: 9,
* strategy: 'FILTERED'
* }, function(err, data) {
* if (err) throw err;
* console.log(data); // buffer
* });
*/
Napi::Value VectorTile::getData(Napi::CallbackInfo const& info)
{
if (info.Length() == 0 || !info[info.Length() - 1].IsFunction())
{
return getDataSync(info);
}
Napi::Env env = info.Env();
Napi::Value callback = info[info.Length() - 1];
bool compress = false;
bool release = false;
int level = Z_DEFAULT_COMPRESSION;
int strategy = Z_DEFAULT_STRATEGY;
Napi::Object options = Napi::Object::New(env);
if (info.Length() > 1)
{
if (!info[0].IsObject())
{
Napi::TypeError::New(env, "first arg must be a options object").ThrowAsJavaScriptException();
return env.Undefined();
}
options = info[0].As<Napi::Object>();
if (options.Has("compression"))
{
Napi::Value param_val = options.Get("compression");
if (!param_val.IsString())
{
Napi::TypeError::New(env, "option 'compression' must be a string, either 'gzip', or 'none' (default)")
.ThrowAsJavaScriptException();
return env.Undefined();
}
compress = (std::string("gzip") == param_val.As<Napi::String>().Utf8Value());
}
if (options.Has("release"))
{
Napi::Value param_val = options.Get("release");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'release' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
release = param_val.As<Napi::Boolean>();
}
if (options.Has("level"))
{
Napi::Value param_val = options.Get("level");
if (!param_val.IsNumber())
{
Napi::TypeError::New(env, "option 'level' must be an integer between 0 (no compression) and 9 (best compression) inclusive")
.ThrowAsJavaScriptException();
return env.Undefined();
}
level = param_val.As<Napi::Number>().Int32Value();
if (level < 0 || level > 9)
{
Napi::TypeError::New(env, "option 'level' must be an integer between 0 (no compression) and 9 (best compression) inclusive")
.ThrowAsJavaScriptException();
return env.Undefined();
}
}
if (options.Has("strategy"))
{
Napi::Value param_val = options.Get("strategy");
if (!param_val.IsString())
{
Napi::TypeError::New(env, "option 'strategy' must be one of the following strings: FILTERED, HUFFMAN_ONLY, RLE, FIXED, DEFAULT").ThrowAsJavaScriptException();
return env.Undefined();
}
std::string param_str = param_val.As<Napi::String>();
if (std::string("FILTERED") == param_str)
{
strategy = Z_FILTERED;
}
else if (std::string("HUFFMAN_ONLY") == param_str)
{
strategy = Z_HUFFMAN_ONLY;
}
else if (std::string("RLE") == param_str)
{
strategy = Z_RLE;
}
else if (std::string("FIXED") == param_str)
{
strategy = Z_FIXED;
}
else if (std::string("DEFAULT") == param_str)
{
strategy = Z_DEFAULT_STRATEGY;
}
else
{
Napi::TypeError::New(env, "option 'strategy' must be one of the following strings: FILTERED, HUFFMAN_ONLY, RLE, FIXED, DEFAULT").ThrowAsJavaScriptException();
return env.Undefined();
}
}
}
auto* worker = new AsyncGetData(tile_, compress, release, level, strategy, callback.As<Napi::Function>());
worker->Queue();
return env.Undefined();
}
/**
* Add raw data to this tile as a Buffer
*
* @memberof VectorTile
* @instance
* @name addDataSync
* @param {Buffer} buffer - raw data
* @param {object} [options]
* @param {boolean} [options.validate=false] - If true does validity checks mvt schema (not geometries)
* Will throw if anything invalid or unexpected is encountered in the data
* @param {boolean} [options.upgrade=false] - If true will upgrade v1 tiles to adhere to the v2 specification
* @example
* var data_buffer = fs.readFileSync('./path/to/data.mvt'); // returns a buffer
* // assumes you have created a vector tile object already
* vt.addDataSync(data_buffer);
* // your custom code
*/
Napi::Value VectorTile::addDataSync(Napi::CallbackInfo const& info)
{
Napi::Env env = info.Env();
if (info.Length() < 1 || !info[0].IsObject())
{
Napi::TypeError::New(env, "first argument must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
Napi::Object obj = info[0].As<Napi::Object>();
if (!obj.IsBuffer())
{
Napi::TypeError::New(env, "first arg must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
std::size_t buffer_size = obj.As<Napi::Buffer<char>>().Length();
if (buffer_size <= 0)
{
Napi::Error::New(env, "cannot accept empty buffer as protobuf").ThrowAsJavaScriptException();
return env.Undefined();
}
bool upgrade = false;
bool validate = false;
Napi::Object options = Napi::Object::New(env);
if (info.Length() > 1)
{
if (!info[1].IsObject())
{
Napi::TypeError::New(env, "second arg must be a options object").ThrowAsJavaScriptException();
return env.Undefined();
}
options = info[1].As<Napi::Object>();
if (options.Has("validate"))
{
Napi::Value param_val = options.Get("validate");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'validate' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
validate = param_val.As<Napi::Boolean>();
}
if (options.Has("upgrade"))
{
Napi::Value param_val = options.Get("upgrade");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'upgrade' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
upgrade = param_val.As<Napi::Boolean>();
}
}
try
{
merge_from_compressed_buffer(*tile_, obj.As<Napi::Buffer<char>>().Data(), buffer_size, validate, upgrade);
}
catch (std::exception const& ex)
{
Napi::Error::New(env, ex.what()).ThrowAsJavaScriptException();
return env.Undefined();
}
return env.Undefined();
}
/**
* Add new vector tile data to an existing vector tile
*
* @memberof VectorTile
* @instance
* @name addData
* @param {Buffer} buffer - raw vector data
* @param {object} [options]
* @param {boolean} [options.validate=false] - If true does validity checks mvt schema (not geometries)
* Will throw if anything invalid or unexpected is encountered in the data
* @param {boolean} [options.upgrade=false] - If true will upgrade v1 tiles to adhere to the v2 specification
* @param {Object} callback
* @example
* var data_buffer = fs.readFileSync('./path/to/data.mvt'); // returns a buffer
* var vt = new mapnik.VectorTile(9,112,195);
* vt.addData(data_buffer, function(err) {
* if (err) throw err;
* // your custom code
* });
*/
Napi::Value VectorTile::addData(Napi::CallbackInfo const& info)
{
// ensure callback is a function
if (info.Length() == 0 || !info[info.Length() - 1].IsFunction())
{
return addDataSync(info);
}
Napi::Env env = info.Env();
if (!info[0].IsObject())
{
Napi::TypeError::New(env, "first argument must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
Napi::Object obj = info[0].As<Napi::Object>();
if (!obj.IsBuffer())
{
Napi::TypeError::New(env, "first arg must be a buffer object").ThrowAsJavaScriptException();
return env.Undefined();
}
bool upgrade = false;
bool validate = false;
Napi::Object options = Napi::Object::New(env);
if (info.Length() > 2)
{
if (!info[1].IsObject())
{
Napi::TypeError::New(env, "second arg must be a options object").ThrowAsJavaScriptException();
return env.Undefined();
}
options = info[1].As<Napi::Object>();
if (options.Has("validate"))
{
Napi::Value param_val = options.Get("validate");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'validate' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
validate = param_val.As<Napi::Boolean>();
}
if (options.Has("upgrade"))
{
Napi::Value param_val = options.Get("upgrade");
if (!param_val.IsBoolean())
{
Napi::TypeError::New(env, "option 'upgrade' must be a boolean").ThrowAsJavaScriptException();
return env.Undefined();
}
upgrade = param_val.As<Napi::Boolean>();
}
}
Napi::Function callback = info[info.Length() - 1].As<Napi::Function>();
auto* worker = new AsyncAddData(tile_, obj.As<Napi::Buffer<char>>(), validate, upgrade, callback);
worker->Queue();
return env.Undefined();
}