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Copy pathshp2pgsql-gui.c
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shp2pgsql-gui.c
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/**********************************************************************
* $Id$
*
* PostGIS - Spatial Types for PostgreSQL
* http://postgis.refractions.net
* Copyright 2008 OpenGeo.org
* Copyright 2010 LISAsoft
*
* 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>
* Mark Leslie <mark.leslie@lisasoft.com>
*
**********************************************************************/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <sys/stat.h>
#include "libpq-fe.h"
#include "shp2pgsql-core.h"
#include "structure.h"
#include "../liblwgeom/liblwgeom.h" /* for lw_vasprintf */
#define GUI_RCSID "shp2pgsql-gui $Revision$"
#define SHAPEFIELDMAXWIDTH 60
#define SHAPEFIELDMINWIDTH 30
/*
** Global variables for GUI only
*/
/* Main window */
static GtkWidget *window_main = NULL;
static GtkWidget *entry_pg_user = NULL;
static GtkWidget *entry_pg_pass = NULL;
static GtkWidget *entry_pg_host = NULL;
static GtkWidget *entry_pg_port = NULL;
static GtkWidget *entry_pg_db = NULL;
static GtkWidget *label_pg_connection_test = NULL;
static GtkWidget *textview_log = NULL;
static GtkWidget *add_file_button = NULL;
static GtkWidget *progress = NULL;
static GtkTextBuffer *textbuffer_log = NULL;
static int current_list_index = 0;
static int valid_connection = 0;
/* Tree View Stuffs */
enum
{
FILENAME_COLUMN,
SCHEMA_COLUMN,
TABLE_COLUMN,
GEOMETRY_COLUMN,
SRID_COLUMN,
MODE_COLUMN,
REMOVE_COLUMN,
N_COLUMNS
};
enum
{
COMBO_TEXT,
COMBO_COLUMNS
};
enum
{
CREATE_MODE,
APPEND_MODE,
DELETE_MODE,
PREPARE_MODE
};
static void pgui_logf(const char *fmt, ...);
static void pgui_log_va(const char *fmt, va_list ap);
GtkListStore *list_store;
GtkWidget *tree;
GtkCellRenderer *filename_renderer;
GtkCellRenderer *schema_renderer;
GtkCellRenderer *table_renderer;
GtkCellRenderer *geom_column_renderer;
GtkCellRenderer *srid_renderer;
GtkCellRenderer *mode_renderer;
GtkCellRenderer *remove_renderer;
GtkTreeViewColumn *filename_column;
GtkTreeViewColumn *schema_column;
GtkTreeViewColumn *table_column;
GtkTreeViewColumn *geom_column;
GtkTreeViewColumn *srid_column;
GtkTreeViewColumn *mode_column;
GtkTreeViewColumn *remove_column;
GtkWidget *mode_combo = NULL;
GtkListStore *combo_list;
/* Options window */
static GtkWidget *entry_options_encoding = NULL;
static GtkWidget *checkbutton_options_preservecase = NULL;
static GtkWidget *checkbutton_options_forceint = NULL;
static GtkWidget *checkbutton_options_autoindex = NULL;
static GtkWidget *checkbutton_options_dbfonly = NULL;
static GtkWidget *checkbutton_options_dumpformat = NULL;
static GtkWidget *checkbutton_options_geography = NULL;
/* Other */
static char *pgui_errmsg = NULL;
static PGconn *pg_connection = NULL;
static SHPLOADERCONFIG *config = NULL;
static SHPLOADERSTATE *state = NULL;
static SHPCONNECTIONCONFIG *conn = NULL;
static volatile int import_running = 0;
/* Local prototypes */
static void pgui_create_options_dialogue(void);
static void pgui_create_file_table(GtkWidget *frame_shape);
static void pgui_action_shape_file_set(const char *gtk_filename);
static void pgui_action_handle_file_drop(GtkWidget *widget,
GdkDragContext *dc,
gint x, gint y,
GtkSelectionData *selection_data,
guint info, guint t, gpointer data);
static int validate_string(char *string);
static int validate_shape_file(FILENODE *filenode);
static int validate_shape_filename(const char *filename);
static void pgui_set_config_from_options_ui(void);
static void pgui_set_config_from_ui(FILENODE *file);
static void pgui_sanitize_connection_string(char *connection_string);
static char *pgui_read_connection(void);
/*
** Write a message to the Import Log text area.
*/
void
pgui_log_va(const char *fmt, va_list ap)
{
char *msg;
GtkTextIter iter;
if (!lw_vasprintf (&msg, fmt, ap)) return;
/* Append text to the end of the text area, scrolling if required to make it visible */
gtk_text_buffer_get_end_iter(textbuffer_log, &iter);
gtk_text_buffer_insert(textbuffer_log, &iter, msg, -1);
gtk_text_buffer_insert(textbuffer_log, &iter, "\n", -1);
gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(textview_log), &iter, 0.0, TRUE, 0.0, 1.0);
/* Allow GTK to process events */
while (gtk_events_pending())
gtk_main_iteration();
free(msg);
return;
}
/*
** Write a message to the Import Log text area.
*/
static void
pgui_logf(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
pgui_log_va(fmt, ap);
va_end(ap);
return;
}
static void
pgui_seterr(const char *errmsg)
{
if ( pgui_errmsg )
{
free(pgui_errmsg);
}
pgui_errmsg = strdup(errmsg);
return;
}
/*
* Ensures that the field width is within the stated bounds, and
* 'appropriately' sized, for some definition of 'appropriately'.
*/
static void
set_filename_field_width(void)
{
FILENODE *node;
int needed_width = -1;
int i;
node = get_next_node(NULL);
while (node)
{
i = strlen(node->filename);
if (i > needed_width)
{
needed_width = i;
}
node = get_next_node(node);
}
if (needed_width < SHAPEFIELDMINWIDTH)
{
g_object_set(filename_renderer, "width-chars", SHAPEFIELDMINWIDTH, NULL);
}
else if (needed_width > SHAPEFIELDMAXWIDTH)
{
g_object_set(filename_renderer, "width-chars", SHAPEFIELDMAXWIDTH, NULL);
}
else
{
g_object_set(filename_renderer, "width-chars", -1, NULL);
}
}
/*
* Signal handler for the remove box. Performs no user interaction, simply
* removes the FILENODE from the list and the row from the table.
*/
static void
pgui_action_handle_tree_remove(GtkCellRendererToggle *renderer,
gchar *path,
gpointer user_data)
{
GtkTreeIter iter;
FILENODE *file_node;
int index;
/*
* First item of business, find me a GtkTreeIter.
* Second item, find the correct FILENODE
*/
if (!gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(list_store), &iter,
path))
{
pgui_logf(_("Problem retrieving the edited row."));
return;
}
index = atoi(path);
if (index >= current_list_index)
return;
file_node = find_file_by_index(index);
if (file_node == NULL)
{
/*
* If we can't find the struct, we shouldn't update the ui.
* That would just be misleading.
*/
pgui_logf(_("Problem finding the correct file."));
return;
}
/* Remove the row from the list */
if (!gtk_list_store_remove(list_store, &iter))
{
pgui_logf(_("Unable to remove row."));
return;
}
current_list_index--;
remove_file(file_node);
set_filename_field_width();
}
/*
* Ensures that the given file has a .shp extension.
* This function will return a new string, come hell or high water, so free it.
*/
static char*
ensure_shapefile(char *filein)
{
char *fileout;
char *p;
p = filein;
while (*p)
p++;
p--;
while (g_ascii_isspace(*p))
p--;
while (*p && p > filein && *p != '.')
p--;
if (strcmp(p, ".shp") == 0
|| strcmp(p, ".SHP") == 0
|| strcmp(p, ".Shp") == 0)
return strdup(filein);
/* if there is no extension, let's add one. */
if (p == filein)
{
fileout = malloc(strlen(filein) + 5);
strcpy(fileout, filein);
strcat(fileout, ".shp");
return fileout;
}
/* p is on the '.', so we need to remember not to copy it. */
pgui_logf("mallocing %d, from %p %p", p - filein + 5, p, filein);
fileout = malloc(p - filein + 5);
strncpy(fileout, filein, p - filein);
fileout[p - filein] = '\0';
pgui_logf("b: %s", fileout);
strcat(fileout, ".shp");
pgui_logf("Rewritten as %s", fileout);
return fileout;
}
/*
* Creates a single file row in the list table given the URI of a file.
*/
static void
process_single_uri(char *uri)
{
char *filename = NULL;
char *hostname;
GError *error = NULL;
if (uri == NULL)
{
pgui_logf(_("Unable to process drag URI."));
return;
}
filename = g_filename_from_uri(uri, &hostname, &error);
g_free(uri);
if (filename == NULL)
{
pgui_logf(_("Unable to process filename: %s\n"), error->message);
g_error_free(error);
return;
}
pgui_action_shape_file_set(filename);
g_free(filename);
g_free(hostname);
}
/*
* Here lives the magic of the drag-n-drop of the app. We really don't care
* about much of the provided tidbits. We only actually user selection_data
* and extract a list of filenames from it.
*/
static void
pgui_action_handle_file_drop(GtkWidget *widget,
GdkDragContext *dc,
gint x, gint y,
GtkSelectionData *selection_data,
guint info, guint t, gpointer data)
{
const gchar *p, *q;
if (selection_data->data == NULL)
{
pgui_logf(_("Unable to process drag data."));
return;
}
p = (char*)selection_data->data;
while (p)
{
/* Only process non-comments */
if (*p != '#')
{
/* Trim leading whitespace */
while (g_ascii_isspace(*p))
p++;
q = p;
/* Scan to the end of the string (null or newline) */
while (*q && (*q != '\n') && (*q != '\r'))
q++;
if (q > p)
{
/* Ignore terminating character */
q--;
/* Trim trailing whitespace */
while (q > p && g_ascii_isspace(*q))
q--;
if (q > p)
{
process_single_uri(g_strndup(p, q - p + 1));
}
}
}
/* Skip to the next entry */
p = strchr(p, '\n');
if (p)
p++;
}
}
/*
* This function is a signal handler for the load mode combo boxes.
* It's fairly small-minded, but is where the char's representing the various
* modes in the FILENODE are hardcoded.
*/
static void
pgui_action_handle_tree_combo(GtkCellRendererCombo *combo,
gchar *path_string,
GtkTreeIter *new_iter,
gpointer user_data)
{
GtkTreeIter iter;
FILENODE *file_node;
int index;
/*
* First item of business, find me a GtkTreeIter.
* Second item, find the correct FILENODE
*/
if (!gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(list_store), &iter,
path_string))
{
pgui_logf(_("Problem retrieving the edited row."));
return;
}
index = atoi(path_string);
file_node = find_file_by_index(index);
if (file_node == NULL)
{
/*
* If we can't find the struct, we shouldn't update the ui.
* That would just be misleading.
*/
pgui_logf(_("Problem finding the correct file."));
return;
}
GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(combo_list), new_iter);
const char *str_path = gtk_tree_path_to_string(path);
index = atoi(str_path);
gtk_tree_path_free(path);
if (index == APPEND_MODE)
{
file_node->mode = 'a';
gtk_list_store_set(list_store, &iter,
MODE_COLUMN, _("Append"),
-1);
}
else if (index == DELETE_MODE)
{
file_node->mode = 'd';
gtk_list_store_set(list_store, &iter,
MODE_COLUMN, _("Delete"),
-1);
}
else if (index == PREPARE_MODE)
{
file_node->mode = 'p';
gtk_list_store_set(list_store, &iter,
MODE_COLUMN, _("Prepare"),
-1);
}
else
{
file_node->mode = 'c';
gtk_list_store_set(list_store, &iter,
MODE_COLUMN, _("Create"),
-1);
}
validate_shape_file(file_node);
}
/*
* This method will generate a file row in the list table given an edit
* of a single column. Most fields will contain defaults, but a filename
* generally can't be created from the ether, so faking that up is still
* a bit weak.
*/
static void
generate_file_bits(GtkCellRendererText *renderer, char *new_text)
{
GtkTreeIter iter;
FILENODE *file_node;
char *filename;
char *schema;
char *table;
char *geom_column;
char *srid;
if (renderer == GTK_CELL_RENDERER_TEXT(filename_renderer))
{
/* If we've been given a filename, we can use the existing method. */
pgui_logf(_("Setting filename to %s"), new_text);
pgui_action_shape_file_set(ensure_shapefile(new_text));
return;
}
else if (renderer == GTK_CELL_RENDERER_TEXT(table_renderer))
{
pgui_logf(_("Setting table to %s"), new_text);
table = strdup(new_text);
filename = malloc(strlen(new_text) + 5);
sprintf(filename, "%s.shp", new_text);
}
else
{
pgui_logf(_("Default filename / table."));
filename = "";
table = "new_table";
}
if (renderer == GTK_CELL_RENDERER_TEXT(schema_renderer))
{
pgui_logf(_("Setting schema to %s"), new_text);
schema = strdup(new_text);
}
else
{
pgui_logf(_("Default schema."));
schema = "public";
}
if (renderer == GTK_CELL_RENDERER_TEXT(geom_column_renderer))
{
pgui_logf(_("Setting geometry column to %s"), new_text);
geom_column = strdup(new_text);
}
else
{
pgui_logf(_("Default geom_column"));
if (config->geography)
geom_column = GEOGRAPHY_DEFAULT;
else
geom_column = GEOMETRY_DEFAULT;
}
if (renderer == GTK_CELL_RENDERER_TEXT(srid_renderer))
{
pgui_logf(_("Setting srid to %s"), new_text);
srid = strdup(new_text);
}
else
{
pgui_logf(_("Default SRID."));
srid = "-1";
}
file_node = append_file(filename, schema, table, geom_column, srid, 'c', &iter);
validate_shape_file(file_node);
gtk_list_store_insert_with_values(
list_store, &iter, current_list_index++,
FILENAME_COLUMN, filename,
SCHEMA_COLUMN, schema,
TABLE_COLUMN, table,
GEOMETRY_COLUMN, geom_column,
SRID_COLUMN, srid,
MODE_COLUMN, "Create",
-1);
}
/*
* This method is a signal listener for all text renderers in the file
* list table, including the empty ones. Edits of the empty table are
* passed to an appropriate function, while edits of existing file rows
* are applied and the various validations called.
*/
static void
pgui_action_handle_tree_edit(GtkCellRendererText *renderer,
gchar *path,
gchar *new_text,
gpointer user_data)
{
GtkTreeIter iter;
FILENODE *file_node;
int index;
/* Empty doesn't fly */
if (strlen(new_text) == 0)
return;
/*
* First item of business, find me a GtkTreeIter.
* Second item, find the correct FILENODE
*/
if (!gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(list_store), &iter,
path))
{
pgui_logf(_("Problem retrieving the edited row."));
return;
}
index = atoi(path);
file_node = find_file_by_index(index);
if (file_node == NULL)
{
/*
* If there is no file, it may be a new addition.
* Check the path against our current index to see if they're
* editing the empty row.
*/
int index = atoi(path);
if (index == current_list_index)
{
generate_file_bits(renderer, new_text);
return;
}
/*
* If we can't find (or create) the struct, we shouldn't update the ui.
* That would just be misleading.
*/
pgui_logf(_("Problem finding the correct file."));
return;
}
if (renderer == GTK_CELL_RENDERER_TEXT(filename_renderer))
{
file_node->filename = ensure_shapefile(new_text);
set_filename_field_width();
}
else if (renderer == GTK_CELL_RENDERER_TEXT(schema_renderer))
{
file_node->schema = strdup(new_text);
}
else if (renderer == GTK_CELL_RENDERER_TEXT(table_renderer))
{
file_node->table = strdup(new_text);
}
else if (renderer == GTK_CELL_RENDERER_TEXT(geom_column_renderer))
{
file_node->geom_column = strdup(new_text);
}
else if (renderer == GTK_CELL_RENDERER_TEXT(srid_renderer))
{
file_node->srid = strdup(new_text);
}
validate_shape_file(file_node);
gtk_list_store_set(list_store, &iter,
FILENAME_COLUMN, file_node->filename,
SCHEMA_COLUMN, file_node->schema,
TABLE_COLUMN, file_node->table,
GEOMETRY_COLUMN, file_node->geom_column,
SRID_COLUMN, file_node->srid,
-1);
}
static void
pgui_raise_error_dialogue(void)
{
GtkWidget *dialog, *label;
gint result;
label = gtk_label_new(pgui_errmsg);
dialog = gtk_dialog_new_with_buttons(_("Error"), GTK_WINDOW(window_main),
GTK_DIALOG_MODAL & GTK_DIALOG_NO_SEPARATOR & GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);
gtk_dialog_set_has_separator ( GTK_DIALOG(dialog), FALSE );
gtk_container_set_border_width (GTK_CONTAINER(dialog), 5);
gtk_container_set_border_width (GTK_CONTAINER (GTK_DIALOG(dialog)->vbox), 15);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG(dialog)->vbox), label);
gtk_widget_show_all (dialog);
result = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
return;
}
/* Terminate the main loop and exit the application. */
static void
pgui_quit (GtkWidget *widget, gpointer data)
{
if ( pg_connection) PQfinish(pg_connection);
pg_connection = NULL;
destroy_file_list();
gtk_main_quit ();
}
/* Set the global config variables controlled by the options dialogue */
static void
pgui_set_config_from_options_ui()
{
FILENODE *current_node;
const char *entry_encoding = gtk_entry_get_text(GTK_ENTRY(entry_options_encoding));
gboolean preservecase = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_options_preservecase));
gboolean forceint = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_options_forceint));
gboolean createindex = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_options_autoindex));
gboolean dbfonly = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_options_dbfonly));
gboolean dumpformat = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_options_dumpformat));
gboolean geography = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_options_geography));
if ( geography )
{
config->geography = 1;
/* Flip the geometry column name to match the load type */
current_node = get_next_node(NULL);
while (current_node != NULL)
{
if (!strcmp(current_node->geom_column, GEOMETRY_DEFAULT))
{
free(current_node->geom_column);
current_node->geom_column = strdup(GEOGRAPHY_DEFAULT);
gtk_list_store_set(GTK_LIST_STORE(list_store),
current_node->tree_iterator,
GEOMETRY_COLUMN,
GEOGRAPHY_DEFAULT, -1);
free(config->geo_col);
config->geo_col = strdup(GEOGRAPHY_DEFAULT);
}
current_node = get_next_node(current_node);
}
}
else
{
config->geography = 0;
/* Flip the geometry column name to match the load type */
current_node = get_next_node(NULL);
while (current_node != NULL)
{
if (!strcmp(current_node->geom_column, GEOGRAPHY_DEFAULT))
{
free(current_node->geom_column);
current_node->geom_column = strdup(GEOMETRY_DEFAULT);
gtk_list_store_set(GTK_LIST_STORE(list_store),
current_node->tree_iterator,
GEOMETRY_COLUMN,
GEOMETRY_DEFAULT, -1);
free(config->geo_col);
config->geo_col = strdup(GEOMETRY_DEFAULT);
}
current_node = get_next_node(current_node);
}
}
/* Encoding */
if ( entry_encoding && strlen(entry_encoding) > 0 )
{
if (config->encoding)
free(config->encoding);
config->encoding = strdup(entry_encoding);
}
/* Preserve case */
if ( preservecase )
config->quoteidentifiers = 1;
else
config->quoteidentifiers = 0;
/* No long integers in table */
if ( forceint )
config->forceint4 = 1;
else
config->forceint4 = 0;
/* Create spatial index after load */
if ( createindex )
config->createindex = 1;
else
config->createindex = 0;
/* Read the .shp file, don't ignore it */
if ( dbfonly )
{
config->readshape = 0;
/* There will be no spatial column so don't create a spatial index */
config->createindex = 0;
}
else
config->readshape = 1;
/* Use COPY rather than INSERT format */
if ( dumpformat )
config->dump_format = 1;
else
config->dump_format = 0;
return;
}
/* Set the global configuration based upon the current UI */
static void
pgui_set_config_from_ui(FILENODE *file_node)
{
const char *srid = strdup(file_node->srid);
char *c;
/* Set the destination schema, table and column parameters */
if (config->table)
free(config->table);
config->table = strdup(file_node->table);
if (config->schema)
free(config->schema);
if (strlen(file_node->schema) == 0)
config->schema = strdup("public");
else
config->schema = strdup(file_node->schema);
if (strlen(file_node->geom_column) == 0)
config->geo_col = strdup(GEOMETRY_DEFAULT);
else
config->geo_col = strdup(file_node->geom_column);
/* Set the destination filename: note the shp2pgsql core engine simply wants the file
without the .shp extension */
if (config->shp_file)
free(config->shp_file);
/* Handle empty selection */
if (file_node->filename == NULL)
config->shp_file = strdup("");
else
config->shp_file = strdup(file_node->filename);
/* NULL-terminate the file name before the .shp extension */
for (c = config->shp_file + strlen(config->shp_file); c >= config->shp_file; c--)
{
if (*c == '.')
{
*c = '\0';
break;
}
}
/* SRID */
if ( srid == NULL || ! ( config->sr_id = atoi(srid) ) )
{
config->sr_id = -1;
}
/* Mode */
if (file_node->mode == '\0')
config->opt = 'c';
else
config->opt = file_node->mode;
return;
}
/*
* Performs rudimentary validation on the given string. This takes the form
* of checking for nullage and zero length, the trimming whitespace and
* checking again for zero length.
*
* Returns 1 for valid, 0 for not.
*/
static int
validate_string(char *string)
{
char *p, *q;
if (string == NULL || strlen(string) == 0)
return 0;
p = string;
while (g_ascii_isspace(*p))
p++;
q = p;
while (*q)
q++;
q--;
while (g_ascii_isspace(*q) && q > p)
q--;
if (p >= q)
return 0;
return 1;
}
/*
* This compares two columns indicated state/result structs. They are
* assumed to already have had their names compared, so this will only
* compare the types. Precision remains TBD.
*
* 0 if the comparison fails, 1 if it's happy.
*/
static int
compare_columns(SHPLOADERSTATE *state, int dbf_index,
PGresult *result, int db_index)
{
char *string;
int value = 1;
int i = dbf_index;
int j = db_index;
int dbTypeColumn = PQfnumber(result, "type");
/* It would be nice to go into this level of detail, but not today. */
/*
int dbSizeColumn = PQfnumber(result, "length");
int dbPrecisionColumn = PQfnumber(result, "precision");
*/
string = PQgetvalue(result, j, dbTypeColumn);
switch (state->types[i])
{
case FTString:
if (strcmp(string, "varchar") != 0)
{
pgui_logf(_(" DBF field %s is a varchar, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
break;
case FTDate:
if (strcmp(string, "date") != 0)
{
pgui_logf(_(" DBF field %s is a date, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
break;
case FTInteger:
if (state->widths[i] < 5 && !state->config->forceint4 && strcmp(string, "int2") != 0)
{
pgui_logf(_(" DBF field %s is an int2, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
else if ((state->widths[i] < 10 || state->config->forceint4) && strcmp(string, "int4") != 0)
{
pgui_logf(_(" DBF field %s is an int4, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
else if (strcmp(string, "numeric") != 0)
{
pgui_logf(_(" DBF field %s is a numeric, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
break;
case FTDouble:
if (state->widths[i] > 18 && strcmp(string, "numeric") != 0)
{
pgui_logf(_(" DBF field %s is a numeric, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
else if (state->widths[i] <= 18 && strcmp(string, "float8") != 0)
{
pgui_logf(_(" DBF field %s is a float8, while the table attribute is of type %s"), state->field_names[i], string);
value = 0;
}
break;
case FTLogical:
if (strcmp(string, "boolean") != 0)
{
pgui_logf(_(" DBF field %s is a boolean, while the table attribue is of type %s"), state->field_names[i], string);
value = 0;
}
break;
/*
* It should be safe to assume that we aren't going to
* match an invalid column
*/
case FTInvalid:
value = 0;
break;
}
return value;
}
/*
* This will loop through each field defined in the DBF and find an attribute
* in the table (provided by the PGresult) with the same name. It then
* delegates a comparison to the compare_columns function.
*
* 0 if all fields in the DBF cannot be matched to one in the table results,
* 1 if they all can.
*/
static int
compare_column_lists(SHPLOADERSTATE *state, PGresult *result)
{
int dbCount= PQntuples(result);
int dbNameColumn = PQfnumber(result, "field");
char **db_columns;
int i, j, colgood;
int value = 1;
int shpCount = state->num_fields;
db_columns = malloc(dbCount * sizeof(char*));
for (j = 0; j < dbCount; j++)
{
db_columns[j] = strdup(PQgetvalue(result, j, dbNameColumn));
}