File: mke_loc.c

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#include <string.h>
#include <stdlib.h>
#include "gis.h"
#include "local_proto.h"

int 
make_location (char *gisdbase, char *location_name)
{
    struct Cell_head window;
    char buf[1024];
    int i;
    char myname[75];
    char *mapset;
    char *name, c;

    G_clear_screen();
    fprintf (stderr, "To create a new LOCATION, you will need the following information:\n");
    fprintf (stderr, "\n");
    fprintf (stderr, "1. The coordinate system for the database\n");
    /*for (i = 1; name = G__projection_name(i); i++)*/
    fprintf (stderr, "        %s (for imagery and other unreferenced data)\n", G__projection_name(PROJECTION_XY));
    fprintf (stderr, "        %s\n", G__projection_name(PROJECTION_LL));
    fprintf (stderr, "        %s\n", G__projection_name(PROJECTION_UTM));
    fprintf (stderr, "        %s\n", G__projection_name(PROJECTION_OTHER));
    fprintf (stderr, "2. The zone for the %s database\n",
		       G__projection_name(PROJECTION_UTM));
    fprintf (stderr, "   and all the necessary parameters for projections other than\n");
    fprintf (stderr, "   %s, %s, and %s\n", G__projection_name(PROJECTION_LL), 
				   G__projection_name(PROJECTION_XY),
				   G__projection_name(PROJECTION_UTM));
    fprintf (stderr, "3. The coordinates of the area to become the default region\n");
    fprintf (stderr, "   and the grid resolution of this region\n");
    fprintf (stderr, "4. A short, one-line description or title for the location\n");
    fprintf (stderr, "\n");

    if(!G_yes("Do you have all this information? ", 1))
	return 0;

    G_zero (&window, sizeof(window));
    while(1)
    {
	G_clear_screen();
        fprintf (stderr, "Please specify the coordinate system for location <%s>\n\n",
		location_name);
        fprintf (stderr, "A   %s\n", G__projection_name(PROJECTION_XY));
        fprintf (stderr, "B   %s\n", G__projection_name(PROJECTION_LL));
        fprintf (stderr, "C   %s\n", G__projection_name(PROJECTION_UTM));
        fprintf (stderr, "D   %s\n", G__projection_name(PROJECTION_OTHER));
        fprintf (stderr, "RETURN to cancel\n");
        fprintf (stderr, "\n");
        fprintf (stderr, "> ");
	if (!G_gets(buf))
	    continue;
	G_strip (buf);
	if (*buf == 0) return 0;
	if (sscanf (buf, "%c", &c) != 1)
	    continue; 
        switch(c)
	{
	case 'A':
	   i = PROJECTION_XY;
	   break;
	case 'a':
	   i = PROJECTION_XY;
	   break;
	case 'B':
	   i = PROJECTION_LL;
	   break;
	case 'b':
	   i = PROJECTION_LL;
	   break;
        case 'C': 
	   i = PROJECTION_UTM;
	   break;
        case 'c': 
	   i = PROJECTION_UTM;
	   break;
	case 'D':
	   i = PROJECTION_OTHER;
	   break;
	case 'd':
	   i = PROJECTION_OTHER;
	   break;
	default: continue;
	}
	name = G__projection_name(i);
	if (name == NULL)
	    continue;
        fprintf (stderr, "\n");
	sprintf (buf, "\n%s coordinate system? ", name);
	if (G_yes (buf, 1))
	    break;
    }
    window.proj = i;
    /*
    while (window.proj == PROJECTION_UTM)
    {
        fprintf (stderr, " ("Please specify the %s zone for location <%s>\n",
	    G__projection_name(window.proj), location_name);
        fprintf (stderr, " ("or RETURN to cancel\n");
        fprintf (stderr, " ("\n");
        fprintf (stderr, " ("> ");
	if (!G_gets(buf))
	    continue;
	G_strip (buf);
	if (*buf == 0) return 0;
	if (sscanf (buf, "%d", &i) != 1)
	    continue;
        if (i > 0 && i <= 60)
	{
	   fprintf(stderr, "zone %d is illegal"\n);
        fprintf (stderr, " ("\n");
	sprintf (buf, "zone %d? ", i);
	if (G_yes (buf, 1))
	{
	    window.zone = i;
	    break;
	}
    }
    */

    while(1)
    {
	G_clear_screen();
        fprintf (stderr, "Please enter a one line description for location <%s>\n\n",
		location_name);
        fprintf (stderr, "> ");
	if (!G_gets(buf))
	    continue;
	G_squeeze(buf);
	buf[sizeof(myname)] = 0;
	G_squeeze(buf);
        fprintf (stderr, "=====================================================\n");
        fprintf (stderr, "%s\n", buf);
        fprintf (stderr, "=====================================================\n");
	if (G_yes("ok? ", *buf != 0))
	    break;
    }
    strcpy (myname, buf);
    /*
    if(G_edit_cellhd(&window, -1) < 0)
	return 0;
	*/

    mapset = "PERMANENT";
    G__setenv ("MAPSET", mapset);
    G__setenv ("LOCATION_NAME", location_name);

    sprintf (buf, "mkdir '%s'/'%s'", gisdbase, location_name);
    if(system(buf)) return 0;
    sprintf (buf, "mkdir '%s'/'%s'/'%s'", gisdbase, location_name, mapset);
    if(system(buf)) return 0;
    /* set the dummy window */
    window.north =1.;
    window.south = 0.;
    window.top = 1.;
    window.bottom = 0.;
    window.rows = 1;
    window.rows3 = 1;
    window.cols = 1;
    window.cols3 = 1;
    window.depths = 1;
    window.ew_res = 1.;
    window.ew_res3 = 1.;
    window.ns_res = 1.;
    window.ns_res3 = 1.;
    window.tb_res = 1.;
    window.east = 1.;
    window.west = 0.;
    window.zone = 0.;
    /* make a dummy default window for location */
    /* later after calling g.setrpj we will let user create a real default window */
    G__put_window (&window, "", "DEFAULT_WIND");
    G__put_window (&window, "", "WIND");
    sprintf (buf, "echo '%s' >  '%s'/'%s'/'%s'/MYNAME", myname, gisdbase, location_name, mapset);
    system(buf);
    return 1;
}