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ograpispy.cpp
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/******************************************************************************
*
* Project: OpenGIS Simple Features Reference Implementation
* Purpose: OGR C API "Spy"
* Author: Even Rouault, even.rouault at spatialys.com
*
******************************************************************************
* Copyright (c) 2014, Even Rouault <even.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 "cpl_port.h"
#include "cpl_multiproc.h"
#include "ograpispy.h"
#include <cstdio>
#include <map>
#include <set>
#include "cpl_string.h"
#include "gdal.h"
#include "ogr_geometry.h"
#include "ogr_feature.h"
#include "ogr_spatialref.h"
#include "ogrsf_frmts.h"
#ifdef OGRAPISPY_ENABLED
int bOGRAPISpyEnabled = FALSE;
static CPLMutex* hMutex = nullptr;
static CPLString osSnapshotPath;
static CPLString osSpyFile;
static FILE* fpSpyFile = nullptr;
// Keep in sync with cpl_conv.cpp
void OGRAPISPYCPLSetConfigOption(const char*, const char*);
void OGRAPISPYCPLSetThreadLocalConfigOption(const char*, const char*);
namespace
{
class LayerDescription
{
public:
int iLayer = -1;
LayerDescription() = default;
explicit LayerDescription( int iLayerIn ): iLayer(iLayerIn) {}
};
class DatasetDescription
{
public:
int iDS = -1;
std::map<OGRLayerH, LayerDescription> oMapLayer{};
DatasetDescription() = default;
explicit DatasetDescription( int iDSIn ) : iDS(iDSIn) {}
DatasetDescription& operator=(DatasetDescription&&) = default;
~DatasetDescription();
};
class FeatureDefnDescription
{
public:
OGRFeatureDefnH hFDefn = nullptr;
int iUniqueNumber = -1;
std::map<OGRFieldDefnH, int> oMapFieldDefn{};
std::map<OGRGeomFieldDefnH, int> oMapGeomFieldDefn{};
FeatureDefnDescription() = default;
FeatureDefnDescription( OGRFeatureDefnH hFDefnIn, int iUniqueNumberIn ):
hFDefn(hFDefnIn), iUniqueNumber(iUniqueNumberIn) {}
FeatureDefnDescription(const FeatureDefnDescription&) = default;
FeatureDefnDescription& operator=(const FeatureDefnDescription&) = default;
void Free();
};
} // namespace
static std::map<GDALDatasetH, DatasetDescription> oMapDS;
static std::set<int> oSetDSIndex;
static std::map<OGRLayerH, CPLString> oGlobalMapLayer;
static OGRLayerH hLayerGetNextFeature = nullptr;
static OGRLayerH hLayerGetLayerDefn = nullptr;
static bool bDeferGetFieldCount = false;
static int nGetNextFeatureCalls = 0;
static std::set<CPLString> aoSetCreatedDS;
static std::map<OGRFeatureDefnH, FeatureDefnDescription> oMapFDefn;
static std::map<OGRGeomFieldDefnH, CPLString> oGlobalMapGeomFieldDefn;
static std::map<OGRFieldDefnH, CPLString> oGlobalMapFieldDefn;
void FeatureDefnDescription::Free()
{
{
std::map<OGRGeomFieldDefnH, int>::iterator oIter =
oMapGeomFieldDefn.begin();
for( ; oIter != oMapGeomFieldDefn.end(); ++oIter )
oGlobalMapGeomFieldDefn.erase(oIter->first);
}
{
std::map<OGRFieldDefnH, int>::iterator oIter =
oMapFieldDefn.begin();
for( ; oIter != oMapFieldDefn.end(); ++oIter )
oGlobalMapFieldDefn.erase(oIter->first);
}
}
DatasetDescription::~DatasetDescription()
{
{
std::map<OGRLayerH, LayerDescription>::iterator oIter =
oMapLayer.begin();
for( ; oIter != oMapLayer.end(); ++oIter )
oGlobalMapLayer.erase(oIter->first);
}
}
void OGRAPISpyDestroyMutex()
{
if( hMutex )
{
CPLDestroyMutex(hMutex);
hMutex = nullptr;
aoSetCreatedDS.clear();
oMapFDefn.clear();
oGlobalMapGeomFieldDefn.clear();
oGlobalMapFieldDefn.clear();
}
}
static void OGRAPISpyFileReopen()
{
if( fpSpyFile == nullptr )
{
fpSpyFile = fopen(osSpyFile, "ab");
if( fpSpyFile == nullptr )
fpSpyFile = stderr;
}
}
static void OGRAPISpyFileClose()
{
if( fpSpyFile != stdout && fpSpyFile != stderr )
{
fclose(fpSpyFile);
fpSpyFile = nullptr;
}
}
static bool OGRAPISpyEnabled()
{
if( bOGRAPISpyEnabled < 0 )
return false;
const char* pszSpyFile = CPLGetConfigOption("OGR_API_SPY_FILE", nullptr);
bOGRAPISpyEnabled = pszSpyFile != nullptr;
if( !bOGRAPISpyEnabled )
{
osSpyFile.resize(0);
aoSetCreatedDS.clear();
return false;
}
if( !osSpyFile.empty() )
return true;
CPLMutexHolderD(&hMutex);
if( !osSpyFile.empty() )
return true;
osSpyFile = pszSpyFile;
const char* pszSnapshotPath =
CPLGetConfigOption("OGR_API_SPY_SNAPSHOT_PATH", ".");
if( EQUAL(pszSnapshotPath, "NO") )
osSnapshotPath = "";
else
osSnapshotPath = pszSnapshotPath;
if( EQUAL(pszSpyFile, "stdout") )
fpSpyFile = stdout;
else if( EQUAL(pszSpyFile, "stderr") )
fpSpyFile = stderr;
else
fpSpyFile = fopen(pszSpyFile, "wb");
if( fpSpyFile == nullptr )
fpSpyFile = stderr;
fprintf(fpSpyFile,
"# This file is generated by the OGR_API_SPY mechanism.\n");
fprintf(fpSpyFile, "import os\n");
fprintf(fpSpyFile, "import shutil\n");
fprintf(fpSpyFile, "from osgeo import gdal\n");
fprintf(fpSpyFile, "from osgeo import ogr\n");
fprintf(fpSpyFile, "from osgeo import osr\n");
// To make pyflakes happy in case it is unused later.
fprintf(fpSpyFile, "os.access\n");
fprintf(fpSpyFile, "shutil.copy\n"); // Same here.
fprintf(fpSpyFile, "\n");
return true;
}
static CPLString OGRAPISpyGetOptions( char** papszOptions )
{
if( papszOptions == nullptr )
{
return "[]";
}
CPLString options = "[";
for( char** papszIter = papszOptions; *papszIter != nullptr; papszIter++ )
{
if( papszIter != papszOptions )
options += ", ";
options += "'";
options += *papszIter;
options += "'";
}
options += "]";
return options;
}
static CPLString OGRAPISpyGetString( const char* pszStr )
{
if( pszStr == nullptr )
return "None";
CPLString osRet = "'";
while( *pszStr )
{
if( *pszStr == '\'' )
osRet += "\\'";
else if( *pszStr == '\\' )
osRet += "\\\\";
else
osRet += *pszStr;
pszStr++;
}
osRet += "'";
return osRet;
}
static CPLString OGRAPISpyGetDSVar( GDALDatasetH hDS )
{
if( hDS && oMapDS.find(hDS) == oMapDS.end() )
{
int i = 1;
while( oSetDSIndex.find(i) != oSetDSIndex.end() )
i ++;
oMapDS[hDS] = DatasetDescription(i);
oSetDSIndex.insert(i);
}
return CPLSPrintf("ds%d", hDS ? oMapDS[hDS].iDS : 0);
}
static CPLString OGRAPISpyGetLayerVar( OGRLayerH hLayer )
{
return oGlobalMapLayer[hLayer];
}
static CPLString OGRAPISpyGetAndRegisterLayerVar( GDALDatasetH hDS,
OGRLayerH hLayer )
{
DatasetDescription& dd = oMapDS[hDS];
if( hLayer && dd.oMapLayer.find(hLayer) == dd.oMapLayer.end() )
{
const int i = static_cast<int>(dd.oMapLayer.size()) + 1;
dd.oMapLayer[hLayer] = LayerDescription(i);
oGlobalMapLayer[hLayer] =
OGRAPISpyGetDSVar(hDS) + "_" + CPLSPrintf("lyr%d", i);
}
return OGRAPISpyGetDSVar(hDS) + "_" +
CPLSPrintf("lyr%d", hLayer ? dd.oMapLayer[hLayer].iLayer : 0);
}
static CPLString OGRAPISpyGetSRS( OGRSpatialReferenceH hSpatialRef )
{
if( hSpatialRef == nullptr )
return "None";
char* pszWKT = nullptr;
OGRSpatialReference::FromHandle(hSpatialRef)->exportToWkt(&pszWKT);
const char* pszRet =
CPLSPrintf(R"(osr.SpatialReference("""%s"""))", pszWKT);
CPLFree(pszWKT);
return pszRet;
}
static CPLString OGRAPISpyGetGeom( OGRGeometryH hGeom )
{
if( hGeom == nullptr )
return "None";
char* pszWKT = nullptr;
OGRGeometry::FromHandle(hGeom)->exportToWkt(&pszWKT);
const char* pszRet = CPLSPrintf("ogr.CreateGeometryFromWkt('%s')", pszWKT);
CPLFree(pszWKT);
return pszRet;
}
#define casePrefixOgrDot(x) case x: return "ogr." #x;
static CPLString OGRAPISpyGetGeomType( OGRwkbGeometryType eType )
{
switch( eType )
{
casePrefixOgrDot(wkbUnknown)
casePrefixOgrDot(wkbPoint)
casePrefixOgrDot(wkbLineString)
casePrefixOgrDot(wkbPolygon)
casePrefixOgrDot(wkbMultiPoint)
casePrefixOgrDot(wkbMultiLineString)
casePrefixOgrDot(wkbMultiPolygon)
casePrefixOgrDot(wkbGeometryCollection)
casePrefixOgrDot(wkbCircularString)
casePrefixOgrDot(wkbCompoundCurve)
casePrefixOgrDot(wkbCurvePolygon)
casePrefixOgrDot(wkbMultiCurve)
casePrefixOgrDot(wkbMultiSurface)
casePrefixOgrDot(wkbCurve)
casePrefixOgrDot(wkbSurface)
casePrefixOgrDot(wkbNone)
casePrefixOgrDot(wkbLinearRing)
casePrefixOgrDot(wkbCircularStringZ)
casePrefixOgrDot(wkbCompoundCurveZ)
casePrefixOgrDot(wkbCurvePolygonZ)
casePrefixOgrDot(wkbMultiCurveZ)
casePrefixOgrDot(wkbMultiSurfaceZ)
casePrefixOgrDot(wkbCurveZ)
casePrefixOgrDot(wkbSurfaceZ)
casePrefixOgrDot(wkbPoint25D)
casePrefixOgrDot(wkbLineString25D)
casePrefixOgrDot(wkbPolygon25D)
casePrefixOgrDot(wkbMultiPoint25D)
casePrefixOgrDot(wkbMultiLineString25D)
casePrefixOgrDot(wkbMultiPolygon25D)
casePrefixOgrDot(wkbGeometryCollection25D)
casePrefixOgrDot(wkbPolyhedralSurface)
casePrefixOgrDot(wkbTIN)
casePrefixOgrDot(wkbTriangle)
casePrefixOgrDot(wkbPolyhedralSurfaceZ)
casePrefixOgrDot(wkbTINZ)
casePrefixOgrDot(wkbTriangleZ)
casePrefixOgrDot(wkbPointM)
casePrefixOgrDot(wkbLineStringM)
casePrefixOgrDot(wkbPolygonM)
casePrefixOgrDot(wkbMultiPointM)
casePrefixOgrDot(wkbMultiLineStringM)
casePrefixOgrDot(wkbMultiPolygonM)
casePrefixOgrDot(wkbGeometryCollectionM)
casePrefixOgrDot(wkbCircularStringM)
casePrefixOgrDot(wkbCompoundCurveM)
casePrefixOgrDot(wkbCurvePolygonM)
casePrefixOgrDot(wkbMultiCurveM)
casePrefixOgrDot(wkbMultiSurfaceM)
casePrefixOgrDot(wkbCurveM)
casePrefixOgrDot(wkbSurfaceM)
casePrefixOgrDot(wkbPolyhedralSurfaceM)
casePrefixOgrDot(wkbTINM)
casePrefixOgrDot(wkbTriangleM)
casePrefixOgrDot(wkbPointZM)
casePrefixOgrDot(wkbLineStringZM)
casePrefixOgrDot(wkbPolygonZM)
casePrefixOgrDot(wkbMultiPointZM)
casePrefixOgrDot(wkbMultiLineStringZM)
casePrefixOgrDot(wkbMultiPolygonZM)
casePrefixOgrDot(wkbGeometryCollectionZM)
casePrefixOgrDot(wkbCircularStringZM)
casePrefixOgrDot(wkbCompoundCurveZM)
casePrefixOgrDot(wkbCurvePolygonZM)
casePrefixOgrDot(wkbMultiCurveZM)
casePrefixOgrDot(wkbMultiSurfaceZM)
casePrefixOgrDot(wkbCurveZM)
casePrefixOgrDot(wkbSurfaceZM)
casePrefixOgrDot(wkbPolyhedralSurfaceZM)
casePrefixOgrDot(wkbTriangleZM)
casePrefixOgrDot(wkbTINZM)
}
return "error";
}
static CPLString OGRAPISpyGetFieldType(OGRFieldType eType)
{
switch( eType )
{
casePrefixOgrDot(OFTInteger)
casePrefixOgrDot(OFTInteger64)
casePrefixOgrDot(OFTIntegerList)
casePrefixOgrDot(OFTInteger64List)
casePrefixOgrDot(OFTReal)
casePrefixOgrDot(OFTRealList)
casePrefixOgrDot(OFTString)
casePrefixOgrDot(OFTStringList)
casePrefixOgrDot(OFTWideString)
casePrefixOgrDot(OFTWideStringList)
casePrefixOgrDot(OFTBinary)
casePrefixOgrDot(OFTDate)
casePrefixOgrDot(OFTTime)
casePrefixOgrDot(OFTDateTime)
}
return "error";
}
#undef casePrefixOgrDot
static CPLString OGRAPISpyGetFeatureDefnVar( OGRFeatureDefnH hFDefn )
{
std::map<OGRFeatureDefnH, FeatureDefnDescription>::iterator oIter =
oMapFDefn.find(hFDefn);
int i = 0;
if( oIter == oMapFDefn.end() )
{
i = static_cast<int>(oMapFDefn.size()) + 1;
oMapFDefn[hFDefn] = FeatureDefnDescription(hFDefn, i);
// So that we can check when they are no longer used.
OGRFeatureDefn::FromHandle(hFDefn)->Reference();
}
else
{
i = oIter->second.iUniqueNumber;
}
return CPLSPrintf("fdefn%d", i);
}
static void OGRAPISpyFlushDefered()
{
OGRAPISpyFileReopen();
if( hLayerGetLayerDefn != nullptr )
{
OGRFeatureDefnH hDefn =
OGRFeatureDefn::ToHandle(
OGRLayer::FromHandle(hLayerGetLayerDefn)->
GetLayerDefn());
fprintf(fpSpyFile, "%s = %s.GetLayerDefn()\n",
OGRAPISpyGetFeatureDefnVar(hDefn).c_str(),
OGRAPISpyGetLayerVar(hLayerGetLayerDefn).c_str());
if( bDeferGetFieldCount )
{
fprintf(fpSpyFile, "%s.GetFieldCount()\n",
OGRAPISpyGetFeatureDefnVar(hDefn).c_str());
bDeferGetFieldCount = false;
}
hLayerGetLayerDefn = nullptr;
}
if( nGetNextFeatureCalls == 1)
{
fprintf(fpSpyFile, "%s.GetNextFeature()\n",
OGRAPISpyGetLayerVar(hLayerGetNextFeature).c_str());
hLayerGetNextFeature = nullptr;
nGetNextFeatureCalls = 0;
}
else if( nGetNextFeatureCalls > 0)
{
fprintf(fpSpyFile, "for i in range(%d):\n", nGetNextFeatureCalls);
fprintf(fpSpyFile, " %s.GetNextFeature()\n",
OGRAPISpyGetLayerVar(hLayerGetNextFeature).c_str());
hLayerGetNextFeature = nullptr;
nGetNextFeatureCalls = 0;
}
}
int OGRAPISpyOpenTakeSnapshot( const char* pszName, int bUpdate )
{
if( !OGRAPISpyEnabled() || !bUpdate || osSnapshotPath.empty() ||
aoSetCreatedDS.find(pszName) != aoSetCreatedDS.end() )
return -1;
OGRAPISpyFlushDefered();
VSIStatBufL sStat;
if( VSIStatL( pszName, &sStat ) == 0 )
{
bOGRAPISpyEnabled = -1;
GDALDatasetH hDS =
GDALOpenEx(pszName, GDAL_OF_VECTOR, nullptr, nullptr, nullptr);
char** papszFileList = hDS ? GDALDataset::FromHandle(hDS)->GetFileList() : nullptr;
GDALClose(hDS);
bOGRAPISpyEnabled = true;
if( papszFileList )
{
int i = 1;
CPLString osBaseDir;
CPLString osSrcDir;
CPLString osWorkingDir;
while( true )
{
osBaseDir =
CPLFormFilename(osSnapshotPath,
CPLSPrintf("snapshot_%d", i), nullptr );
if( VSIStatL( osBaseDir, &sStat ) != 0 )
break;
i++;
}
VSIMkdir( osSnapshotPath, 0777 );
VSIMkdir( osBaseDir, 0777 );
osSrcDir = CPLFormFilename( osBaseDir, "source", nullptr );
VSIMkdir( osSrcDir, 0777 );
osWorkingDir = CPLFormFilename( osBaseDir, "working", nullptr );
VSIMkdir( osWorkingDir, 0777 );
OGRAPISpyFileReopen();
fprintf(fpSpyFile, "# Take snapshot of %s\n", pszName);
fprintf(fpSpyFile, "try:\n");
fprintf(fpSpyFile, " shutil.rmtree('%s')\n",
osWorkingDir.c_str());
fprintf(fpSpyFile, "except:\n");
fprintf(fpSpyFile, " pass\n");
fprintf(fpSpyFile, "os.mkdir('%s')\n", osWorkingDir.c_str());
for( char** papszIter = papszFileList; *papszIter; papszIter++ )
{
CPLString osSnapshotSrcFile = CPLFormFilename(
osSrcDir, CPLGetFilename(*papszIter), nullptr);
CPLString osSnapshotWorkingFile = CPLFormFilename(
osWorkingDir, CPLGetFilename(*papszIter), nullptr);
CPL_IGNORE_RET_VAL(CPLCopyFile( osSnapshotSrcFile, *papszIter ));
CPL_IGNORE_RET_VAL(CPLCopyFile( osSnapshotWorkingFile, *papszIter ));
fprintf(fpSpyFile, "shutil.copy('%s', '%s')\n",
osSnapshotSrcFile.c_str(),
osSnapshotWorkingFile.c_str());
}
CSLDestroy(papszFileList);
return i;
}
}
return -1;
}
void OGRAPISpyOpen( const char* pszName, int bUpdate, int iSnapshot,
GDALDatasetH* phDS )
{
if( !OGRAPISpyEnabled() ) return;
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
CPLString osName;
if( iSnapshot > 0 )
{
CPLString osBaseDir =
CPLFormFilename(osSnapshotPath,
CPLSPrintf("snapshot_%d", iSnapshot), nullptr );
CPLString osWorkingDir = CPLFormFilename( osBaseDir, "working", nullptr );
osName = CPLFormFilename(osWorkingDir, CPLGetFilename(pszName), nullptr);
pszName = osName.c_str();
if( *phDS != nullptr )
{
bOGRAPISpyEnabled = -1;
GDALClose( GDALDataset::FromHandle(*phDS) );
*phDS = GDALOpenEx(pszName,
GDAL_OF_VECTOR | GDAL_OF_UPDATE,
nullptr, nullptr, nullptr);
bOGRAPISpyEnabled = true;
}
}
OGRAPISpyFileReopen();
if( *phDS != nullptr )
fprintf(fpSpyFile,
"%s = ",
OGRAPISpyGetDSVar(*phDS).c_str());
if( bUpdate )
fprintf(fpSpyFile, "gdal.OpenEx(%s, gdal.OF_VECTOR | gdal.OF_UPDATE)\n",
OGRAPISpyGetString(pszName).c_str());
else
fprintf(fpSpyFile, "gdal.OpenEx(%s, gdal.OF_VECTOR)\n",
OGRAPISpyGetString(pszName).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpyPreClose( GDALDatasetH hDS )
{
if( !OGRAPISpyEnabled() ) return;
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "ds%d = None\n", oMapDS[hDS].iDS);
oSetDSIndex.erase(oMapDS[hDS].iDS);
oMapDS.erase(hDS);
OGRAPISpyFileClose();
}
void OGRAPISpyPostClose()
{
{
if( !OGRAPISpyEnabled() ) return;
CPLMutexHolderD(&hMutex);
std::map<OGRFeatureDefnH, FeatureDefnDescription>::iterator oIter =
oMapFDefn.begin();
std::vector<OGRFeatureDefnH> oArray;
for( ; oIter != oMapFDefn.end(); ++oIter )
{
FeatureDefnDescription& featureDefnDescription = oIter->second;
if( OGRFeatureDefn::FromHandle(featureDefnDescription.hFDefn)->
GetReferenceCount() == 1 )
{
oArray.push_back(featureDefnDescription.hFDefn);
}
}
for( auto& hFDefn: oArray )
{
FeatureDefnDescription& featureDefnDescription =
oMapFDefn[hFDefn];
OGRFeatureDefn::FromHandle(featureDefnDescription.hFDefn)->Release();
featureDefnDescription.Free();
oMapFDefn.erase(hFDefn);
}
}
}
void OGRAPISpyCreateDataSource( OGRSFDriverH hDriver, const char* pszName,
char** papszOptions, OGRDataSourceH hDS )
{
if( !OGRAPISpyEnabled() ) return;
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
if( hDS != nullptr )
fprintf(fpSpyFile, "%s = ", OGRAPISpyGetDSVar(hDS).c_str());
fprintf(fpSpyFile,
"ogr.GetDriverByName('%s').CreateDataSource(%s, options=%s)\n",
GDALGetDriverShortName(reinterpret_cast<GDALDriverH>(hDriver)),
OGRAPISpyGetString(pszName).c_str(),
OGRAPISpyGetOptions(papszOptions).c_str());
if( hDS != nullptr )
{
aoSetCreatedDS.insert(pszName);
}
OGRAPISpyFileClose();
}
void OGRAPISpyDeleteDataSource( OGRSFDriverH hDriver, const char* pszName )
{
if( !OGRAPISpyEnabled() ) return;
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "ogr.GetDriverByName('%s').DeleteDataSource(%s)\n",
GDALGetDriverShortName(reinterpret_cast<GDALDriverH>(hDriver)),
OGRAPISpyGetString(pszName).c_str());
aoSetCreatedDS.erase(pszName);
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_GetLayer( GDALDatasetH hDS, int iLayer, OGRLayerH hLayer )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
if( hLayer != nullptr )
fprintf(fpSpyFile, "%s = ",
OGRAPISpyGetAndRegisterLayerVar(hDS, hLayer).c_str());
fprintf(fpSpyFile, "%s.GetLayer(%d)\n",
OGRAPISpyGetDSVar(hDS).c_str(),
iLayer);
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_GetLayerCount( GDALDatasetH hDS )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.GetLayerCount()\n", OGRAPISpyGetDSVar(hDS).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_GetLayerByName( GDALDatasetH hDS, const char* pszLayerName,
OGRLayerH hLayer )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
if( hLayer != nullptr )
fprintf(fpSpyFile, "%s = ",
OGRAPISpyGetAndRegisterLayerVar(hDS, hLayer).c_str());
fprintf(fpSpyFile, "%s.GetLayerByName(%s)\n",
OGRAPISpyGetDSVar(hDS).c_str(),
OGRAPISpyGetString(pszLayerName).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_ExecuteSQL( GDALDatasetH hDS,
const char *pszStatement,
OGRGeometryH hSpatialFilter,
const char *pszDialect,
OGRLayerH hLayer )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
if( hLayer != nullptr )
fprintf(fpSpyFile, "%s = ",
OGRAPISpyGetAndRegisterLayerVar(hDS, hLayer).c_str());
fprintf(fpSpyFile, "%s.ExecuteSQL(%s, %s, %s)\n",
OGRAPISpyGetDSVar(hDS).c_str(),
OGRAPISpyGetString(pszStatement).c_str(),
OGRAPISpyGetGeom(hSpatialFilter).c_str(),
OGRAPISpyGetString(pszDialect).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_ReleaseResultSet( GDALDatasetH hDS, OGRLayerH hLayer )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.ReleaseResultSet(%s)\n",
OGRAPISpyGetDSVar(hDS).c_str(),
(hLayer) ? OGRAPISpyGetLayerVar(hLayer).c_str() : "None");
DatasetDescription& dd = oMapDS[hDS];
dd.oMapLayer.erase(hLayer);
oGlobalMapLayer.erase(hLayer);
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_CreateLayer( GDALDatasetH hDS,
const char * pszName,
OGRSpatialReferenceH hSpatialRef,
OGRwkbGeometryType eType,
char ** papszOptions,
OGRLayerH hLayer )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
if( hLayer != nullptr )
fprintf(fpSpyFile, "%s = ",
OGRAPISpyGetAndRegisterLayerVar(hDS, hLayer).c_str());
fprintf(fpSpyFile,
"%s.CreateLayer(%s, srs=%s, geom_type=%s, options=%s)\n",
OGRAPISpyGetDSVar(hDS).c_str(),
OGRAPISpyGetString(pszName).c_str(),
OGRAPISpyGetSRS(hSpatialRef).c_str(),
OGRAPISpyGetGeomType(eType).c_str(),
OGRAPISpyGetOptions(papszOptions).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_DS_DeleteLayer( GDALDatasetH hDS, int iLayer )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.DeleteLayer(%d)\n",
OGRAPISpyGetDSVar(hDS).c_str(), iLayer);
// Should perhaps remove from the maps.
OGRAPISpyFileClose();
}
void OGRAPISpy_Dataset_StartTransaction( GDALDatasetH hDS, int bForce )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.StartTransaction(%d)\n",
OGRAPISpyGetDSVar(hDS).c_str(),
bForce);
OGRAPISpyFileClose();
}
void OGRAPISpy_Dataset_CommitTransaction( GDALDatasetH hDS )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.CommitTransaction()\n",
OGRAPISpyGetDSVar(hDS).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_Dataset_RollbackTransaction( GDALDatasetH hDS )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.RollbackTransaction()\n",
OGRAPISpyGetDSVar(hDS).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_L_GetFeatureCount( OGRLayerH hLayer, int bForce )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.GetFeatureCount(force=%d)\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), bForce);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_GetExtent( OGRLayerH hLayer, int bForce )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.GetExtent(force=%d)\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), bForce);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_GetExtentEx( OGRLayerH hLayer, int iGeomField, int bForce )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.GetExtent(geom_field=%d, force=%d)\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), iGeomField, bForce);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_SetAttributeFilter( OGRLayerH hLayer, const char* pszFilter )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.SetAttributeFilter(%s)\n",
OGRAPISpyGetLayerVar(hLayer).c_str(),
OGRAPISpyGetString(pszFilter).c_str());
OGRAPISpyFileClose();
}
void OGRAPISpy_L_GetFeature( OGRLayerH hLayer, GIntBig nFeatureId )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.GetFeature(" CPL_FRMT_GIB ")\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), nFeatureId);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_SetNextByIndex( OGRLayerH hLayer, GIntBig nIndex )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.SetNextByIndex(" CPL_FRMT_GIB ")\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), nIndex);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_GetNextFeature( OGRLayerH hLayer )
{
CPLMutexHolderD(&hMutex);
if( hLayerGetNextFeature != hLayer )
{
OGRAPISpyFlushDefered();
OGRAPISpyFileClose();
}
hLayerGetNextFeature = hLayer;
nGetNextFeatureCalls++;
}
static void OGRAPISpyDumpFeature( OGRFeatureH hFeat )
{
OGRFeature* poFeature = OGRFeature::FromHandle(hFeat);
fprintf(fpSpyFile, "f = ogr.Feature(%s)\n",
OGRAPISpyGetFeatureDefnVar(OGRFeatureDefn::ToHandle(poFeature->
GetDefnRef())).c_str());
if( poFeature->GetFID() != -1 )
fprintf(fpSpyFile, "f.SetFID(" CPL_FRMT_GIB ")\n", poFeature->GetFID());
for( int i = 0; i < poFeature->GetFieldCount(); i++ )
{
if( poFeature->IsFieldNull(i) )
{
fprintf(fpSpyFile, "f.SetFieldNull(%d)\n", i);
}
else if( poFeature->IsFieldSet(i) )
{
switch( poFeature->GetFieldDefnRef(i)->GetType())
{
case OFTInteger:
fprintf(fpSpyFile, "f.SetField(%d, %d)\n", i,
poFeature->GetFieldAsInteger(i));
break;
case OFTReal:
fprintf(fpSpyFile,
"%s", CPLSPrintf("f.SetField(%d, %.16g)\n", i,
poFeature->GetFieldAsDouble(i)));
break;
case OFTString:
fprintf(fpSpyFile, "f.SetField(%d, %s)\n", i,
OGRAPISpyGetString(poFeature->GetFieldAsString(i)).c_str());
break;
default:
fprintf(fpSpyFile, "f.SetField(%d, %s) #FIXME\n", i,
OGRAPISpyGetString(poFeature->GetFieldAsString(i)).c_str());
break;
}
}
}
for( int i = 0; i < poFeature->GetGeomFieldCount(); i++ )
{
OGRGeometry* poGeom = poFeature->GetGeomFieldRef(i);
if( poGeom != nullptr )
{
fprintf(fpSpyFile, "f.SetGeomField(%d, %s)\n",
i,
OGRAPISpyGetGeom(OGRGeometry::ToHandle(poGeom)).c_str());
}
}
const char* pszStyleString = poFeature->GetStyleString();
if( pszStyleString != nullptr )
fprintf(fpSpyFile, "f.SetStyleString(%s)\n",
OGRAPISpyGetString(pszStyleString).c_str() );
}
void OGRAPISpy_L_SetFeature( OGRLayerH hLayer, OGRFeatureH hFeat )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
OGRAPISpyDumpFeature(hFeat);
fprintf(fpSpyFile, "%s.SetFeature(f)\n",
OGRAPISpyGetLayerVar(hLayer).c_str());
// In case layer defn is changed afterwards.
fprintf(fpSpyFile, "f = None\n");
OGRAPISpyFileClose();
}
void OGRAPISpy_L_CreateFeature( OGRLayerH hLayer, OGRFeatureH hFeat )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
OGRAPISpyDumpFeature(hFeat);
fprintf(fpSpyFile, "%s.CreateFeature(f)\n",
OGRAPISpyGetLayerVar(hLayer).c_str());
// In case layer defn is changed afterwards.
fprintf(fpSpyFile, "f = None\n");
OGRAPISpyFileClose();
}
void OGRAPISpy_L_UpsertFeature( OGRLayerH hLayer, OGRFeatureH hFeat )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
OGRAPISpyDumpFeature(hFeat);
fprintf(fpSpyFile, "%s.UpsertFeature(f)\n",
OGRAPISpyGetLayerVar(hLayer).c_str());
// In case layer defn is changed afterwards.
fprintf(fpSpyFile, "f = None\n");
OGRAPISpyFileClose();
}
static void OGRAPISpyDumpFieldDefn( OGRFieldDefn* poFieldDefn )
{
CPLMutexHolderD(&hMutex);
fprintf(fpSpyFile, "fd = ogr.FieldDefn(%s, %s)\n",
OGRAPISpyGetString(poFieldDefn->GetNameRef()).c_str(),
OGRAPISpyGetFieldType(poFieldDefn->GetType()).c_str());
if( poFieldDefn->GetWidth() > 0 )
fprintf(fpSpyFile, "fd.SetWidth(%d)\n", poFieldDefn->GetWidth() );
if( poFieldDefn->GetPrecision() > 0 )
fprintf(fpSpyFile, "fd.SetPrecision(%d)\n",
poFieldDefn->GetPrecision() );
if( !poFieldDefn->IsNullable() )
fprintf(fpSpyFile, "fd.SetNullable(0)\n");
if( poFieldDefn->GetDefault() != nullptr )
fprintf(fpSpyFile, "fd.SetDefault(%s)\n",
OGRAPISpyGetString(poFieldDefn->GetDefault()).c_str());
}
void OGRAPISpy_L_CreateField( OGRLayerH hLayer, OGRFieldDefnH hField,
int bApproxOK )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
OGRFieldDefn* poFieldDefn = OGRFieldDefn::FromHandle(hField);
OGRAPISpyDumpFieldDefn(poFieldDefn);
fprintf(fpSpyFile, "%s.CreateField(fd, approx_ok=%d)\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), bApproxOK);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_DeleteField( OGRLayerH hLayer, int iField )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
fprintf(fpSpyFile, "%s.DeleteField(%d)\n",
OGRAPISpyGetLayerVar(hLayer).c_str(), iField);
OGRAPISpyFileClose();
}
void OGRAPISpy_L_ReorderFields( OGRLayerH hLayer, int* panMap )
{
CPLMutexHolderD(&hMutex);
OGRAPISpyFlushDefered();
OGRLayer* poLayer = OGRLayer::FromHandle(hLayer);
fprintf(fpSpyFile, "%s.ReorderFields([",
OGRAPISpyGetLayerVar(hLayer).c_str());