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/**********************************************************************
*
* PostGIS - Spatial Types for PostgreSQL
* http://www.postgis.org
* Copyright 2008 OpenGeo.org
* Copyright 2009 Mark Cave-Ayland <mark.cave-ayland@siriusit.co.uk>
*
* This is free software; you can redistribute and/or modify it under
* the terms of the GNU General Public Licence. See the COPYING file.
*
* Maintainer: Paul Ramsey <pramsey@opengeo.org>
*
**********************************************************************/
#include "../postgis_config.h"
#include "shp2pgsql-core.h"
#include "../liblwgeom/liblwgeom.h" /* for SRID_UNKNOWN */
#define xstr(s) str(s)
#define str(s) #s
static void
usage()
{
printf(_( "RELEASE: %s (%s)\n" ),
POSTGIS_LIB_VERSION, xstr(POSTGIS_REVISION));
printf(_( "USAGE: shp2pgsql [<options>] <shapefile> [[<schema>.]<table>]\n"
"OPTIONS:\n" ));
printf(_( " -s [<from>:]<srid> Set the SRID field. Defaults to %d.\n"
" Optionally reprojects from given SRID.\n"),
SRID_UNKNOWN);
printf(_( " (-d|a|c|p) These are mutually exclusive options:\n"
" -d Drops the table, then recreates it and populates\n"
" it with current shape file data.\n"
" -a Appends shape file into current table, must be\n"
" exactly the same table schema.\n"
" -c Creates a new table and populates it, this is the\n"
" default if you do not specify any options.\n"
" -p Prepare mode, only creates the table.\n" ));
printf(_( " -g <geocolumn> Specify the name of the geometry/geography column\n"
" (mostly useful in append mode).\n" ));
printf(_( " -D Use postgresql dump format (defaults to SQL insert statements).\n" ));
printf(_( " -e Execute each statement individually, do not use a transaction.\n"
" Not compatible with -D.\n" ));
printf(_( " -G Use geography type (requires lon/lat data or -s to reproject).\n" ));
printf(_( " -k Keep postgresql identifiers case.\n" ));
printf(_( " -i Use int4 type for all integer dbf fields.\n" ));
printf(_( " -I Create a spatial index on the geocolumn.\n" ));
printf(_(" -m <filename> Specify a file containing a set of mappings of (long) column\n"
" names to 10 character DBF column names. The content of the file is one or\n"
" more lines of two names separated by white space and no trailing or\n"
" leading space. For example:\n"
" COLUMNNAME DBFFIELD1\n"
" AVERYLONGCOLUMNNAME DBFFIELD2\n" ));
printf(_( " -S Generate simple geometries instead of MULTI geometries.\n" ));
printf(_( " -t <dimensionality> Force geometry to be one of '2D', '3DZ', '3DM', or '4D'\n" ));
printf(_( " -w Output WKT instead of WKB. Note that this can result in\n"
" coordinate drift.\n" ));
printf(_( " -W <encoding> Specify the character encoding of Shape's\n"
" attribute column. (default: \"UTF-8\")\n" ));
printf(_( " -N <policy> NULL geometries handling policy (insert*,skip,abort).\n" ));
printf(_( " -n Only import DBF file.\n" ));
printf(_( " -T <tablespace> Specify the tablespace for the new table.\n"
" Note that indexes will still use the default tablespace unless the\n"
" -X flag is also used.\n"));
printf(_( " -X <tablespace> Specify the tablespace for the table's indexes.\n"
" This applies to the primary key, and the spatial index if\n"
" the -I flag is used.\n" ));
printf(_( " -Z Prevent tables from being analyzed.\n" ));
printf(_( " -? Display this help screen.\n" ));
printf( "\n" );
printf(_( " An argument of `--' disables further option processing.\n" ));
printf(_( " (useful for unusual file names starting with '-')\n" ));
}
int
main (int argc, char **argv)
{
SHPLOADERCONFIG *config;
SHPLOADERSTATE *state;
char *header, *footer, *record;
int c;
int ret, i;
#ifdef ENABLE_NLS
#ifdef PGSQL_LOCALEDIR
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, PGSQL_LOCALEDIR);
textdomain (PACKAGE);
#endif
#endif
/* If no options are specified, display usage */
if (argc == 1)
{
usage();
exit(0);
}
/* Parse command line options and set configuration */
config = malloc(sizeof(SHPLOADERCONFIG));
set_loader_config_defaults(config);
/* Keep the flag list alphabetic so it's easy to see what's left. */
while ((c = pgis_getopt(argc, argv, "-acdeg:ikm:nps:t:wDGIN:ST:W:X:Z")) != EOF)
{
// can not do this inside the switch case
if ('-' == c)
break;
switch (c)
{
case 'c':
case 'd':
case 'a':
case 'p':
config->opt = c;
break;
case 'D':
config->dump_format = 1;
break;
case 'G':
config->geography = 1;
break;
case 'Z':
config->analyze = 0;
break;
case 'S':
config->simple_geometries = 1;
break;
case 's':
if (pgis_optarg)
{
char *ptr = strchr(pgis_optarg, ':');
if (ptr)
{
*ptr++ = '\0';
sscanf(pgis_optarg, "%d", &config->shp_sr_id);
sscanf(ptr, "%d", &config->sr_id);
}
else
{
/* Only TO_SRID specified */
sscanf(pgis_optarg, "%d", &config->sr_id);
}
}
else
{
/* With -s, user must specify TO_SRID or FROM_SRID:TO_SRID */
fprintf(stderr, "The -s parameter must be specified in the form [FROM_SRID:]TO_SRID\n");
exit(1);
}
break;
case 'g':
config->geo_col = pgis_optarg;
break;
case 'm':
config->column_map_filename = pgis_optarg;
break;
case 'k':
config->quoteidentifiers = 1;
break;
case 'i':
config->forceint4 = 1;
break;
case 'I':
config->createindex = 1;
break;
case 'w':
config->use_wkt = 1;
break;
case 'n':
config->readshape = 0;
break;
case 'W':
free(config->encoding);
config->encoding = strdup(pgis_optarg);
break;
case 'N':
switch (pgis_optarg[0])
{
case 'a':
config->null_policy = POLICY_NULL_ABORT;
break;
case 'i':
config->null_policy = POLICY_NULL_INSERT;
break;
case 's':
config->null_policy = POLICY_NULL_SKIP;
break;
default:
fprintf(stderr, "Unsupported NULL geometry handling policy.\nValid policies: insert, skip, abort\n");
exit(1);
}
break;
case 't':
if (strcasecmp(pgis_optarg, "2D") == 0)
{
config->force_output = FORCE_OUTPUT_2D;
}
else if (strcasecmp(pgis_optarg, "3DZ") == 0 )
{
config->force_output = FORCE_OUTPUT_3DZ;
}
else if (strcasecmp(pgis_optarg, "3DM") == 0 )
{
config->force_output = FORCE_OUTPUT_3DM;
}
else if (strcasecmp(pgis_optarg, "4D") == 0 )
{
config->force_output = FORCE_OUTPUT_4D;
}
else
{
fprintf(stderr, "Unsupported output type: %s\nValid output types are 2D, 3DZ, 3DM and 4D\n", pgis_optarg);
exit(1);
}
break;
case 'T':
config->tablespace = pgis_optarg;
break;
case 'X':
config->idxtablespace = pgis_optarg;
break;
case 'e':
config->usetransaction = 0;
break;
case '?':
usage();
exit(0);
default:
usage();
exit(0);
}
}
/* Once we have parsed the arguments, make sure certain combinations are valid */
if (config->dump_format && !config->usetransaction)
{
fprintf(stderr, "Invalid argument combination - cannot use both -D and -e\n");
exit(1);
}
/* Determine the shapefile name from the next argument, if no shape file, exit. */
if (pgis_optind < argc)
{
config->shp_file = argv[pgis_optind];
pgis_optind++;
}
else
{
usage();
exit(0);
}
/* Determine the table and schema names from the next argument */
if (pgis_optind < argc)
{
char *strptr = argv[pgis_optind];
char *chrptr = strchr(strptr, '.');
/* OK, this is a schema-qualified table name... */
if (chrptr)
{
if ( chrptr == strptr )
{
/* ".something" ??? */
usage();
exit(0);
}
/* Null terminate at the '.' */
*chrptr = '\0';
/* Copy in the parts */
config->schema = strdup(strptr);
config->table = strdup(chrptr+1);
}
else
{
config->table = strdup(strptr);
}
}
/* If the table parameter is not provided, use the shape file name as a proxy value.
Strip out the .shp and the leading path information first. */
if ( config->shp_file && config->table == NULL)
{
char *shp_file = strdup(config->shp_file);
char *ptr;
/* Remove the extension, if present */
for ( ptr = shp_file + strlen(shp_file); ptr > shp_file; ptr-- )
{
if ( *ptr == '.' )
{
*ptr = '\0';
break;
}
}
/* The remaining non-path section is the table name */
for ( ptr = shp_file + strlen(shp_file); ptr > shp_file; ptr-- )
{
if ( *ptr == '/' || *ptr == '\\' )
{
ptr++;
break;
}
}
config->table = strdup(ptr);
free(shp_file);
}
/* Transform table name to lower case if no quoting specified */
if (!config->quoteidentifiers)
{
if ( config->table )
strtolower(config->table);
if ( config->schema )
strtolower(config->schema);
}
/* Create the shapefile state object */
state = ShpLoaderCreate(config);
/* Open the shapefile */
ret = ShpLoaderOpenShape(state);
if (ret != SHPLOADEROK)
{
fprintf(stderr, "%s\n", state->message);
if (ret == SHPLOADERERR)
exit(1);
}
/* If reading the whole shapefile, display its type */
if (state->config->readshape)
{
fprintf(stderr, "Shapefile type: %s\n", SHPTypeName(state->shpfiletype));
fprintf(stderr, "Postgis type: %s[%d]\n", state->pgtype, state->pgdims);
}
/* Print the header to stdout */
ret = ShpLoaderGetSQLHeader(state, &header);
if (ret != SHPLOADEROK)
{
fprintf(stderr, "%s\n", state->message);
if (ret == SHPLOADERERR)
exit(1);
}
printf("%s", header);
free(header);
/* If we are not in "prepare" mode, go ahead and write out the data. */
if ( state->config->opt != 'p' )
{
/* If in COPY mode, output the COPY statement */
if (state->config->dump_format)
{
ret = ShpLoaderGetSQLCopyStatement(state, &header);
if (ret != SHPLOADEROK)
{
fprintf(stderr, "%s\n", state->message);
if (ret == SHPLOADERERR)
exit(1);
}
printf("%s", header);
free(header);
}
/* Main loop: iterate through all of the records and send them to stdout */
for (i = 0; i < ShpLoaderGetRecordCount(state); i++)
{
ret = ShpLoaderGenerateSQLRowStatement(state, i, &record);
switch (ret)
{
case SHPLOADEROK:
/* Simply display the geometry */
printf("%s\n", record);
free(record);
break;
case SHPLOADERERR:
/* Display the error message then stop */
fprintf(stderr, "%s\n", state->message);
exit(1);
break;
case SHPLOADERWARN:
/* Display the warning, but continue */
fprintf(stderr, "%s\n", state->message);
printf("%s\n", record);
free(record);
break;
case SHPLOADERRECDELETED:
/* Record is marked as deleted - ignore */
break;
case SHPLOADERRECISNULL:
/* Record is NULL and should be ignored according to NULL policy */
break;
}
}
/* If in COPY mode, terminate the COPY statement */
if (state->config->dump_format)
printf("\\.\n");
}
/* Print the footer to stdout */
ret = ShpLoaderGetSQLFooter(state, &footer);
if (ret != SHPLOADEROK)
{
fprintf(stderr, "%s\n", state->message);
if (ret == SHPLOADERERR)
exit(1);
}
printf("%s", footer);
free(footer);
/* Free the state object */
ShpLoaderDestroy(state);
/* Free configuration variables */
free(config->schema);
free(config->table);
free(config->encoding);
free(config);
return 0;
}
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