gdal/apps/gdalalg_info.cpp

68 lines
2.3 KiB
C++

/******************************************************************************
*
* Project: GDAL
* Purpose: gdal "info" subcommand
* Author: Even Rouault <even dot rouault at spatialys.com>
*
******************************************************************************
* Copyright (c) 2024, Even Rouault <even dot rouault at spatialys.com>
*
* SPDX-License-Identifier: MIT
****************************************************************************/
#include "cpl_error.h"
#include "gdalalgorithm.h"
#include "gdalalg_raster_info.h"
#include "gdalalg_vector_info.h"
#include "gdalalg_dispatcher.h"
#include "gdal_priv.h"
/************************************************************************/
/* GDALInfoAlgorithm */
/************************************************************************/
class GDALInfoAlgorithm final
: public GDALDispatcherAlgorithm<GDALRasterInfoAlgorithm,
GDALVectorInfoAlgorithm>
{
public:
static constexpr const char *NAME = "info";
static constexpr const char *DESCRIPTION =
"Return information on a dataset (shortcut for 'gdal raster info' or "
"'gdal vector info').";
static constexpr const char *HELP_URL = "/programs/gdal_info.html";
static std::vector<std::string> GetAliases()
{
return {};
}
GDALInfoAlgorithm() : GDALDispatcherAlgorithm(NAME, DESCRIPTION, HELP_URL)
{
// only for the help message
AddOutputFormatArg(&m_format).SetDefault("json").SetChoices("json",
"text");
AddInputDatasetArg(&m_dataset);
m_longDescription = "For all options, run 'gdal raster info --help' or "
"'gdal vector info --help'";
}
private:
std::unique_ptr<GDALRasterInfoAlgorithm> m_rasterInfo{};
std::unique_ptr<GDALVectorInfoAlgorithm> m_vectorInfo{};
std::string m_format{};
GDALArgDatasetValue m_dataset{};
bool RunImpl(GDALProgressFunc, void *) override
{
CPLError(CE_Failure, CPLE_AppDefined,
"The Run() method should not be called directly on the \"gdal "
"info\" program.");
return false;
}
};
GDAL_STATIC_REGISTER_ALG(GDALInfoAlgorithm);