/******************************************************************************
 * $Id: gdal_rasterize_bin.cpp 33615 2016-03-02 20:19:22Z goatbar $
 *
 * Project:  GDAL Utilities
 * Purpose:  Rasterize OGR shapes into a GDAL raster.
 * Authors:  Even Rouault, <even dot rouault at spatialys dot com>
 *
 ******************************************************************************
 * Copyright (c) 2015, Even Rouault <even dot rouault at spatialys dot 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 "cpl_string.h"
#include "commonutils.h"
#include "gdal_utils_priv.h"

CPL_CVSID("$Id: gdal_rasterize_bin.cpp 33615 2016-03-02 20:19:22Z goatbar $");

/************************************************************************/
/*                               Usage()                                */
/************************************************************************/

static void Usage(const char* pszErrorMsg = NULL)

{
    printf(
        "Usage: gdal_rasterize [-b band]* [-i] [-at]\n"
        "       [-burn value]* | [-a attribute_name] [-3d] [-add]\n"
        "       [-l layername]* [-where expression] [-sql select_statement]\n"
        "       [-dialect dialect] [-of format] [-a_srs srs_def]\n"
        "       [-co \"NAME=VALUE\"]* [-a_nodata value] [-init value]*\n"
        "       [-te xmin ymin xmax ymax] [-tr xres yres] [-tap] [-ts width height]\n"
        "       [-ot {Byte/Int16/UInt16/UInt32/Int32/Float32/Float64/\n"
        "             CInt16/CInt32/CFloat32/CFloat64}] [-q]\n"
        "       <src_datasource> <dst_filename>\n" );

    if( pszErrorMsg != NULL )
        fprintf(stderr, "\nFAILURE: %s\n", pszErrorMsg);
    exit( 1 );
}

/************************************************************************/
/*                       GDALRasterizeOptionsForBinaryNew()             */
/************************************************************************/

static GDALRasterizeOptionsForBinary *GDALRasterizeOptionsForBinaryNew(void)
{
    return (GDALRasterizeOptionsForBinary*) CPLCalloc(  1, sizeof(GDALRasterizeOptionsForBinary) );
}

/************************************************************************/
/*                       GDALRasterizeOptionsForBinaryFree()            */
/************************************************************************/

static void GDALRasterizeOptionsForBinaryFree( GDALRasterizeOptionsForBinary* psOptionsForBinary )
{
    if( psOptionsForBinary )
    {
        CPLFree(psOptionsForBinary->pszSource);
        CPLFree(psOptionsForBinary->pszDest);
        CPLFree(psOptionsForBinary->pszFormat);
        CPLFree(psOptionsForBinary);
    }
}
/************************************************************************/
/*                                main()                                */
/************************************************************************/

int main(int argc, char** argv)
{
    /* Check strict compilation and runtime library version as we use C++ API */
    if (! GDAL_CHECK_VERSION(argv[0]))
        exit(1);

    EarlySetConfigOptions(argc, argv);

/* -------------------------------------------------------------------- */
/*      Generic arg processing.                                         */
/* -------------------------------------------------------------------- */
    GDALAllRegister();
    argc = GDALGeneralCmdLineProcessor( argc, &argv, 0 );
    if( argc < 1 )
        exit( -argc );

    for( int i = 0; i < argc; i++ )
    {
        if( EQUAL(argv[i], "--utility_version") )
        {
            printf("%s was compiled against GDAL %s and is running against GDAL %s\n",
                   argv[0], GDAL_RELEASE_NAME, GDALVersionInfo("RELEASE_NAME"));
            CSLDestroy( argv );
            return 0;
        }
        else if( EQUAL(argv[i],"--help") )
        {
            Usage();
        }
    }

    GDALRasterizeOptionsForBinary* psOptionsForBinary = GDALRasterizeOptionsForBinaryNew();
    /* coverity[tainted_data] */
    GDALRasterizeOptions *psOptions = GDALRasterizeOptionsNew(argv + 1, psOptionsForBinary);
    CSLDestroy( argv );

    if( psOptions == NULL )
    {
        Usage();
    }

    if( !(psOptionsForBinary->bQuiet) )
    {
        GDALRasterizeOptionsSetProgress(psOptions, GDALTermProgress, NULL);
    }

    if( psOptionsForBinary->pszSource == NULL )
        Usage("No input file specified.");

    if( psOptionsForBinary->pszDest == NULL )
        Usage("No output file specified.");

/* -------------------------------------------------------------------- */
/*      Open input file.                                                */
/* -------------------------------------------------------------------- */
    GDALDatasetH hInDS = GDALOpenEx( psOptionsForBinary->pszSource, GDAL_OF_VECTOR | GDAL_OF_VERBOSE_ERROR,
                                     NULL, NULL, NULL );

    if( hInDS == NULL )
        exit( 1 );

/* -------------------------------------------------------------------- */
/*      Open output file if it exists.                                  */
/* -------------------------------------------------------------------- */
    GDALDatasetH hDstDS = NULL;
    if( !(psOptionsForBinary->bCreateOutput) )
    {
        CPLPushErrorHandler( CPLQuietErrorHandler );
        hDstDS = GDALOpenEx( psOptionsForBinary->pszDest, GDAL_OF_RASTER | GDAL_OF_VERBOSE_ERROR | GDAL_OF_UPDATE,
                                        NULL, NULL, NULL );
        CPLPopErrorHandler();
    }

    if (hDstDS == NULL && !psOptionsForBinary->bQuiet && !psOptionsForBinary->bFormatExplicitlySet)
        CheckExtensionConsistency(psOptionsForBinary->pszDest, psOptionsForBinary->pszFormat);


    int bUsageError = FALSE;
    GDALDatasetH hRetDS = GDALRasterize(psOptionsForBinary->pszDest,
                                        hDstDS,
                                        hInDS,
                                        psOptions, &bUsageError);
    if(bUsageError == TRUE)
        Usage();
    int nRetCode = (hRetDS) ? 0 : 1;

    GDALClose(hInDS);
    GDALClose(hRetDS);
    GDALRasterizeOptionsFree(psOptions);
    GDALRasterizeOptionsForBinaryFree(psOptionsForBinary);

    GDALDestroyDriverManager();

    return nRetCode;
}