v.reclass: OGR support (read access)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@39908 15284696-431f-4ddb-bdfa-cd5b030d7da7

vector/v.reclass/main.c

@@ -6,17 +6,20 @@
  *               GRASS 6 update: Radim Blazek <radim.blazek gmail.com>
  *               Glynn Clements <glynn gclements.plus.com>,
  *               Jachym Cepicky <jachym les-ejk.cz>, Markus Neteler <neteler itc.it>
+ *               OGR support by Martin Landa <landa.martin gmail.com>
  * PURPOSE:      
- * COPYRIGHT:    (C) 1999-2007 by the GRASS Development Team
+ * COPYRIGHT:    (C) 1999-2009 by the GRASS Development Team
  *
- *               This program is free software under the GNU General Public
- *               License (>=v2). Read the file COPYING that comes with GRASS
- *               for details.
+ *               This program is free software under the GNU General
+ *               Public License (>=v2). Read the file COPYING that
+ *               comes with GRASS for details.
  *
  *****************************************************************************/
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+
 #include <grass/gis.h>
 #include <grass/vector.h>
 #include <grass/dbmi.h>
@@ -70,21 +73,21 @@ int main(int argc, char *argv[])
 
     in_opt = G_define_standard_option(G_OPT_V_INPUT);
 
-    out_opt = G_define_standard_option(G_OPT_V_OUTPUT);
+    field_opt = G_define_standard_option(G_OPT_V_FIELD);
+    field_opt->guisection = _("Selection");
 
     type_opt = G_define_standard_option(G_OPT_V_TYPE);
     type_opt->options = "point,line,boundary,centroid";
     type_opt->answer = "point,line,boundary,centroid";
     type_opt->guisection = _("Selection");
 
-    field_opt = G_define_standard_option(G_OPT_V_FIELD);
-    field_opt->guisection = _("Selection");
-
+    out_opt = G_define_standard_option(G_OPT_V_OUTPUT);
+    
     col_opt = G_define_standard_option(G_OPT_DB_COLUMN);
     col_opt->label =
 	_("The name of the column whose values are to be used as new categories");
     col_opt->description = _("The source for the new key column must be type integer or string");
-
+    
     rules_opt = G_define_standard_option(G_OPT_F_INPUT);
     rules_opt->key = "rules";
     rules_opt->required = NO;
@@ -95,18 +98,19 @@ int main(int argc, char *argv[])
 
 
     type = Vect_option_to_types(type_opt);
-    field = atoi(field_opt->answer);
 
     if ((!(rules_opt->answer) && !(col_opt->answer)) ||
 	(rules_opt->answer && col_opt->answer)) {
-	G_fatal_error(_("Either 'rules' or 'col' must be specified"));
+	G_fatal_error(_("Either '%s' or '%s' must be specified"),
+		      rules_opt->key, col_opt->key);
     }
 
     Vect_check_input_output_name(in_opt->answer, out_opt->answer,
 				 GV_FATAL_EXIT);
 
     Vect_set_open_level(2);
-    Vect_open_old(&In, in_opt->answer, "");
+    Vect_open_old2(&In, in_opt->answer, "", field_opt->answer);
+    field = Vect_get_field_number(&In, field_opt->answer);
 
     Vect_open_new(&Out, out_opt->answer, Vect_is_3d(&In));
     Vect_copy_head_data(&In, &Out);
@@ -118,8 +122,8 @@ int main(int argc, char *argv[])
 
     Fi = Vect_get_field(&In, field);
     if (Fi == NULL)
-      G_fatal_error(_("Database connection not defined for layer %d"),
-		    field);
+      G_fatal_error(_("Database connection not defined for layer %s"),
+		    field_opt->answer);
 
     Driver = db_start_driver_open_database(Fi->driver, Fi->database);
     if (Driver == NULL)