sharpetronics/QGIS
1
0
Fork 0
mirror of https://github.com/qgis/QGIS.git synced 2025-04-15 00:04:00 -04:00
Code Issues Packages Projects Releases Wiki Activity

Geopackage: fix crash when deleting raster layers

Browse Source
This commit is contained in:
Alessandro Pasotti 2017-08-21 22:43:16 +02:00
parent f867b65cd2
commit 4d3c7e558b
1 changed files with 14 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
src/providers/ogr/qgsgeopackagedataitems.cpp
View File

@ -577,7 +577,7 @@ bool QgsGeoPackageRasterLayerItem::executeDeleteLayer( QString &errCause )
else
{
// Remove table
char *errmsg = NULL;
char *errmsg = nullptr;
char *sql = sqlite3_mprintf(
"DROP table %w;"
"DELETE FROM gpkg_contents WHERE table_name = '%q';"
@ -596,20 +596,21 @@ bool QgsGeoPackageRasterLayerItem::executeDeleteLayer( QString &errCause )
);
sqlite3_free( sql );
// Remove from optional tables, may silently fail
for ( const auto tableName : QStringList()
<< QStringLiteral( "gpkg_extensions" )
<< QStringLiteral( "gpkg_metadata_reference" ) )
QStringList optionalTables;
optionalTables << QStringLiteral( "gpkg_extensions" )
<< QStringLiteral( "gpkg_metadata_reference" );
for ( const auto tableName : optionalTables )
{
char *sql = sqlite3_mprintf( "DELETE FROM table %w WHERE table_name = '%q",
tableName.toUtf8().constData(),
layerName.toUtf8().constData() );
status = sqlite3_exec(
handle, /* An open database */
sql, /* SQL to be evaluated */
NULL, /* Callback function */
NULL, /* 1st argument to callback */
NULL /* Error msg written here */
);
sqlite3_exec(
handle, /* An open database */
sql, /* SQL to be evaluated */
NULL, /* Callback function */
NULL, /* 1st argument to callback */
NULL /* Error msg written here */
);
sqlite3_free( sql );
}
if ( status == SQLITE_OK )
@ -618,9 +619,9 @@ bool QgsGeoPackageRasterLayerItem::executeDeleteLayer( QString &errCause )
}
else
{
errCause = tr( "There was an error deleting the layer: %1" ).arg( errmsg );
sqlite3_free( errmsg );
errCause = tr( "There was an error deleting the layer: %1" ).arg( QString::fromUtf8( errmsg ) );
}
sqlite3_free( errmsg );
}
sqlite3_close( handle );
}