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/******************************************************************************
*
* Project: GDAL Utilities
* Purpose: Common utility routines
* Author: Even Rouault, <even dot rouault at spatialys.com>
*
******************************************************************************
* Copyright (c) 2011-2012, Even Rouault <even dot rouault at spatialys.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#include "commonutils.h"
#include <cstdio>
#include <cstring>
#include <string>
#include "cpl_conv.h"
#include "cpl_string.h"
#include "gdal.h"
/* -------------------------------------------------------------------- */
/* DoesDriverHandleExtension() */
/* -------------------------------------------------------------------- */
static bool DoesDriverHandleExtension(GDALDriverH hDriver, const char *pszExt)
{
bool bRet = false;
const char *pszDriverExtensions =
GDALGetMetadataItem(hDriver, GDAL_DMD_EXTENSIONS, nullptr);
if (pszDriverExtensions)
{
char **papszTokens = CSLTokenizeString(pszDriverExtensions);
for (int j = 0; papszTokens[j]; j++)
{
if (EQUAL(pszExt, papszTokens[j]))
{
bRet = true;
break;
}
}
CSLDestroy(papszTokens);
}
return bRet;
}
/* -------------------------------------------------------------------- */
/* GetOutputDriversFor() */
/* -------------------------------------------------------------------- */
std::vector<CPLString> GetOutputDriversFor(const char *pszDestFilename,
int nFlagRasterVector)
{
std::vector<CPLString> aoDriverList;
CPLString osExt = CPLGetExtension(pszDestFilename);
if (EQUAL(osExt, "zip") &&
(CPLString(pszDestFilename).endsWith(".shp.zip") ||
CPLString(pszDestFilename).endsWith(".SHP.ZIP")))
{
osExt = "shp.zip";
}
const int nDriverCount = GDALGetDriverCount();
for (int i = 0; i < nDriverCount; i++)
{
GDALDriverH hDriver = GDALGetDriver(i);
if ((GDALGetMetadataItem(hDriver, GDAL_DCAP_CREATE, nullptr) !=
nullptr ||
GDALGetMetadataItem(hDriver, GDAL_DCAP_CREATECOPY, nullptr) !=
nullptr) &&
(((nFlagRasterVector & GDAL_OF_RASTER) &&
GDALGetMetadataItem(hDriver, GDAL_DCAP_RASTER, nullptr) !=
nullptr) ||
((nFlagRasterVector & GDAL_OF_VECTOR) &&
GDALGetMetadataItem(hDriver, GDAL_DCAP_VECTOR, nullptr) !=
nullptr)))
{
if (!osExt.empty() && DoesDriverHandleExtension(hDriver, osExt))
{
aoDriverList.push_back(GDALGetDriverShortName(hDriver));
}
else
{
const char *pszPrefix = GDALGetMetadataItem(
hDriver, GDAL_DMD_CONNECTION_PREFIX, nullptr);
if (pszPrefix && STARTS_WITH_CI(pszDestFilename, pszPrefix))
{
aoDriverList.push_back(GDALGetDriverShortName(hDriver));
}
}
}
}
// GMT is registered before netCDF for opening reasons, but we want
// netCDF to be used by default for output.
if (EQUAL(osExt, "nc") && aoDriverList.size() == 2 &&
EQUAL(aoDriverList[0], "GMT") && EQUAL(aoDriverList[1], "NETCDF"))
{
aoDriverList.clear();
aoDriverList.push_back("NETCDF");
aoDriverList.push_back("GMT");
}
return aoDriverList;
}
/* -------------------------------------------------------------------- */
/* GetOutputDriverForRaster() */
/* -------------------------------------------------------------------- */
CPLString GetOutputDriverForRaster(const char *pszDestFilename)
{
CPLString osFormat;
std::vector<CPLString> aoDrivers =
GetOutputDriversFor(pszDestFilename, GDAL_OF_RASTER);
CPLString osExt(CPLGetExtension(pszDestFilename));
if (aoDrivers.empty())
{
if (osExt.empty())
{
osFormat = "GTiff";
}
else
{
CPLError(CE_Failure, CPLE_AppDefined, "Cannot guess driver for %s",
pszDestFilename);
return "";
}
}
else
{
if (aoDrivers.size() > 1 &&
!(aoDrivers[0] == "GTiff" && aoDrivers[1] == "COG"))
{
CPLError(CE_Warning, CPLE_AppDefined,
"Several drivers matching %s extension. Using %s",
osExt.c_str(), aoDrivers[0].c_str());
}
osFormat = aoDrivers[0];
}
CPLDebug("GDAL", "Using %s driver", osFormat.c_str());
return osFormat;
}
/* -------------------------------------------------------------------- */
/* EarlySetConfigOptions() */
/* -------------------------------------------------------------------- */
void EarlySetConfigOptions(int argc, char **argv)
{
// Must process some config options before GDALAllRegister() or
// OGRRegisterAll(), but we can't call GDALGeneralCmdLineProcessor() or
// OGRGeneralCmdLineProcessor(), because it needs the drivers to be
// registered for the --format or --formats options.
for (int i = 1; i < argc; i++)
{
if (EQUAL(argv[i], "--config") && i + 2 < argc)
{
CPLSetConfigOption(argv[i + 1], argv[i + 2]);
i += 2;
}
else if (EQUAL(argv[i], "--debug") && i + 1 < argc)
{
CPLSetConfigOption("CPL_DEBUG", argv[i + 1]);
i += 1;
}
}
}
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