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shp2pgsql-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 "../postgis_config.h"
#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 "pgsql2shp-core.h"
#include "../liblwgeom/liblwgeom.h" /* for lw_vasprintf */
#define GUI_RCSID "shp2pgsql-gui $Revision$"
#define SHAPEFIELDMAXWIDTH 60
static void pgui_log_va(const char *fmt, va_list ap);
static void pgui_seterr_va(const char *fmt, va_list ap);
static void update_conn_ui_from_conn_config(void);
/* If GTK+ version is < 2.14.0, define gtk_dialog_get_content_area() */
#if !GTK_CHECK_VERSION(2, 14, 0)
#if !defined(gtk_dialog_get_content_area)
#define gtk_dialog_get_content_area(dialog) GTK_DIALOG(dialog)->vbox
#endif
#endif
/*
** Global variables for GUI only
*/
/* Main window */
static GtkWidget *window_main = NULL;
static GtkWidget *textview_log = NULL;
static GtkTextBuffer *textbuffer_log = NULL;
/* Main import window (listview) */
GtkListStore *import_file_list_store;
GtkWidget *import_tree;
GtkCellRenderer *import_filename_renderer;
GtkCellRenderer *import_schema_renderer;
GtkCellRenderer *import_table_renderer;
GtkCellRenderer *import_geom_column_renderer;
GtkCellRenderer *import_srid_renderer;
GtkCellRenderer *import_mode_renderer;
GtkCellRenderer *import_remove_renderer;
GtkTreeViewColumn *import_filename_column;
GtkTreeViewColumn *import_schema_column;
GtkTreeViewColumn *import_table_column;
GtkTreeViewColumn *import_geom_column;
GtkTreeViewColumn *import_srid_column;
GtkTreeViewColumn *import_mode_column;
GtkTreeViewColumn *import_remove_column;
static GtkWidget *add_file_button = NULL;
GtkWidget *loader_mode_combo = NULL;
GtkListStore *loader_mode_combo_list;
/* Main export window (listview) */
GtkListStore *export_table_list_store;
GtkWidget *export_tree;
GtkWidget *export_geom_column_combo;
GtkCellRenderer *export_schema_renderer;
GtkCellRenderer *export_table_renderer;
GtkCellRenderer *export_geom_column_renderer;
GtkCellRenderer *export_filename_renderer;
GtkCellRenderer *export_remove_renderer;
GtkTreeViewColumn *export_schema_column;
GtkTreeViewColumn *export_table_column;
GtkTreeViewColumn *export_geom_column;
GtkTreeViewColumn *export_filename_column;
GtkTreeViewColumn *export_remove_column;
static GtkWidget *add_table_button = NULL;
/* PostgreSQL database connection window */
static GtkWidget *window_conn = 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;
/* Loader options window */
static GtkWidget *dialog_loader_options = NULL;
static GtkWidget *entry_options_encoding = NULL;
static GtkWidget *checkbutton_loader_options_preservecase = NULL;
static GtkWidget *checkbutton_loader_options_forceint = NULL;
static GtkWidget *checkbutton_loader_options_autoindex = NULL;
static GtkWidget *checkbutton_loader_options_dbfonly = NULL;
static GtkWidget *checkbutton_loader_options_dumpformat = NULL;
static GtkWidget *checkbutton_loader_options_geography = NULL;
static GtkWidget *checkbutton_loader_options_simplegeoms = NULL;
/* Dumper options window */
static GtkWidget *dialog_dumper_options = NULL;
static GtkWidget *checkbutton_dumper_options_includegid = NULL;
static GtkWidget *checkbutton_dumper_options_keep_fieldname_case = NULL;
static GtkWidget *checkbutton_dumper_options_unescapedattrs = NULL;
/* About dialog */
static GtkWidget *dialog_about = NULL;
/* File chooser */
static GtkWidget *dialog_filechooser = NULL;
static GtkWidget *dialog_folderchooser = NULL;
/* Progress dialog */
static GtkWidget *dialog_progress = NULL;
static GtkWidget *progress = NULL;
static GtkWidget *label_progress = NULL;
/* Table chooser dialog */
static GtkWidget *dialog_tablechooser = NULL;
GtkListStore *chooser_filtered_table_list_store;
GtkListStore *chooser_table_list_store;
GtkWidget *chooser_tree;
GtkCellRenderer *chooser_schema_renderer;
GtkCellRenderer *chooser_table_renderer;
GtkTreeViewColumn *chooser_schema_column;
GtkTreeViewColumn *chooser_table_column;
static GtkWidget *checkbutton_chooser_geoonly = NULL;
/* Other items */
static int valid_connection = 0;
/* Constants for the list view etc. */
enum
{
IMPORT_POINTER_COLUMN,
IMPORT_FILENAME_COLUMN,
IMPORT_SCHEMA_COLUMN,
IMPORT_TABLE_COLUMN,
IMPORT_GEOMETRY_COLUMN,
IMPORT_SRID_COLUMN,
IMPORT_MODE_COLUMN,
IMPORT_REMOVE_COLUMN,
IMPORT_N_COLUMNS
};
enum
{
LOADER_MODE_COMBO_TEXT,
LOADER_MODE_COMBO_OPTION_CHAR,
LOADER_MODE_COMBO_COLUMNS
};
enum
{
CREATE_MODE,
APPEND_MODE,
DELETE_MODE,
PREPARE_MODE
};
enum
{
EXPORT_POINTER_COLUMN,
EXPORT_SCHEMA_COLUMN,
EXPORT_TABLE_COLUMN,
EXPORT_GEOMETRY_COLUMN,
EXPORT_GEOMETRY_LISTSTORE_COLUMN,
EXPORT_FILENAME_COLUMN,
EXPORT_REMOVE_COLUMN,
EXPORT_N_COLUMNS
};
enum
{
TABLECHOOSER_SCHEMA_COLUMN,
TABLECHOOSER_TABLE_COLUMN,
TABLECHOOSER_GEO_LISTSTORE_COLUMN,
TABLECHOOSER_GEO_COLUMN,
TABLECHOOSER_HASGEO_COLUMN,
TABLECHOOSER_N_COLUMNS
};
enum
{
TABLECHOOSER_GEOCOL_COMBO_TEXT,
TABLECHOOSER_GEOCOL_COMBO_COLUMNS
};
/* Other */
static char *pgui_errmsg = NULL;
static PGconn *pg_connection = NULL;
static SHPCONNECTIONCONFIG *conn = NULL;
static SHPLOADERCONFIG *global_loader_config = NULL;
static SHPDUMPERCONFIG *global_dumper_config = NULL;
static volatile int is_running = FALSE;
/* Local prototypes */
static void pgui_sanitize_connection_string(char *connection_string);
/*
** 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;
}
/* Write an error message */
void
pgui_seterr_va(const char *fmt, va_list ap)
{
/* Free any existing message */
if (pgui_errmsg)
free(pgui_errmsg);
if (!lw_vasprintf (&pgui_errmsg, fmt, ap)) return;
}
static void
pgui_seterr(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
pgui_seterr_va(fmt, ap);
va_end(ap);
return;
}
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;
}
/*
** Run a SQL command against the current connection.
*/
static int
pgui_exec(const char *sql)
{
PGresult *res = NULL;
ExecStatusType status;
char sql_trunc[256];
/* We need a connection to do anything. */
if ( ! pg_connection ) return 0;
if ( ! sql ) return 0;
res = PQexec(pg_connection, sql);
status = PQresultStatus(res);
PQclear(res);
/* Did something unexpected happen? */
if ( ! ( status == PGRES_COMMAND_OK || status == PGRES_TUPLES_OK ) )
{
/* Log notices and return success. */
if ( status == PGRES_NONFATAL_ERROR )
{
pgui_logf("%s", PQerrorMessage(pg_connection));
return 1;
}
/* Log errors and return failure. */
snprintf(sql_trunc, 255, "%s", sql);
pgui_logf("Failed SQL begins: \"%s\"", sql_trunc);
pgui_logf("Failed in pgui_exec(): %s", PQerrorMessage(pg_connection));
return 0;
}
return 1;
}
/*
** Start the COPY process.
*/
static int
pgui_copy_start(const char *sql)
{
PGresult *res = NULL;
ExecStatusType status;
char sql_trunc[256];
/* We need a connection to do anything. */
if ( ! pg_connection ) return 0;
if ( ! sql ) return 0;
res = PQexec(pg_connection, sql);
status = PQresultStatus(res);
PQclear(res);
/* Did something unexpected happen? */
if ( status != PGRES_COPY_IN )
{
/* Log errors and return failure. */
snprintf(sql_trunc, 255, "%s", sql);
pgui_logf("Failed SQL begins: \"%s\"", sql_trunc);
pgui_logf("Failed in pgui_copy_start(): %s", PQerrorMessage(pg_connection));
return 0;
}
return 1;
}
/*
** Send a line (row) of data into the COPY procedure.
*/
static int
pgui_copy_write(const char *line)
{
char line_trunc[256];
/* We need a connection to do anything. */
if ( ! pg_connection ) return 0;
if ( ! line ) return 0;
/* Did something unexpected happen? */
if ( PQputCopyData(pg_connection, line, strlen(line)) < 0 )
{
/* Log errors and return failure. */
snprintf(line_trunc, 255, "%s", line);
pgui_logf("Failed row begins: \"%s\"", line_trunc);
pgui_logf("Failed in pgui_copy_write(): %s", PQerrorMessage(pg_connection));
return 0;
}
/* Send linefeed to signify end of line */
PQputCopyData(pg_connection, "\n", 1);
return 1;
}
/*
** Finish the COPY process.
*/
static int
pgui_copy_end(const int rollback)
{
char *errmsg = NULL;
/* We need a connection to do anything. */
if ( ! pg_connection ) return 0;
if ( rollback ) errmsg = "Roll back the copy.";
/* Did something unexpected happen? */
if ( PQputCopyEnd(pg_connection, errmsg) < 0 )
{
/* Log errors and return failure. */
pgui_logf("Failed in pgui_copy_end(): %s", PQerrorMessage(pg_connection));
return 0;
}
return 1;
}
/*
* Ensures that the filename field width is within the stated bounds, and
* 'appropriately' sized, for some definition of 'appropriately'.
*/
static void
update_filename_field_width(void)
{
GtkTreeIter iter;
gboolean is_valid;
gchar *filename;
int max_width;
/* Loop through the list store to find the maximum length of an entry */
max_width = 0;
is_valid = gtk_tree_model_get_iter_first(GTK_TREE_MODEL(import_file_list_store), &iter);
while (is_valid)
{
/* Grab the length of the filename entry in characters */
gtk_tree_model_get(GTK_TREE_MODEL(import_file_list_store), &iter, IMPORT_FILENAME_COLUMN, &filename, -1);
if (strlen(filename) > max_width)
max_width = strlen(filename);
/* Get next entry */
is_valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(import_file_list_store), &iter);
}
/* Note the layout manager will handle the minimum size for us; we just need to be concerned with
making sure we don't exceed a maximum limit */
if (max_width > SHAPEFIELDMAXWIDTH)
g_object_set(import_filename_renderer, "width-chars", SHAPEFIELDMAXWIDTH, NULL);
else
g_object_set(import_filename_renderer, "width-chars", -1, NULL);
return;
}
/*
* This will create a connection to the database, just to see if it can.
* It cleans up after itself like a good little function and maintains
* the status of the valid_connection parameter.
*/
static int
connection_test(void)
{
char *connection_string = NULL;
char *connection_sanitized = NULL;
if (!(connection_string = ShpDumperGetConnectionStringFromConn(conn)))
{
pgui_raise_error_dialogue();
valid_connection = 0;
return 0;
}
connection_sanitized = strdup(connection_string);
pgui_sanitize_connection_string(connection_sanitized);
pgui_logf("Connecting: %s", connection_sanitized);
free(connection_sanitized);
pg_connection = PQconnectdb(connection_string);
if (PQstatus(pg_connection) == CONNECTION_BAD)
{
pgui_logf( _("Database connection failed: %s"), PQerrorMessage(pg_connection));
free(connection_string);
PQfinish(pg_connection);
pg_connection = NULL;
valid_connection = 0;
return 0;
}
PQfinish(pg_connection);
pg_connection = NULL;
free(connection_string);
valid_connection = 1;
return 1;
}
/* === Generic window functions === */
/* Delete event handler for popups that simply returns TRUE to prevent GTK from
destroying the window and then hides it manually */
static gint
pgui_event_popup_delete(GtkWidget *widget, GdkEvent *event, gpointer data)
{
gtk_widget_hide(GTK_WIDGET(widget));
return TRUE;
}
/* === Progress window functions === */
static void
pgui_action_progress_cancel(GtkDialog *dialog, gint response_id, gpointer user_data)
{
/* Stop the current import */
is_running = FALSE;
return;
}
static gint
pgui_action_progress_delete(GtkWidget *widget, GdkEvent *event, gpointer data)
{
/* Stop the current import */
is_running = FALSE;
return TRUE;
}
/* === Loader option Window functions === */
/* Update the specified SHPLOADERCONFIG with the global settings from the Options dialog */
static void
update_loader_config_globals_from_options_ui(SHPLOADERCONFIG *config)
{
const char *entry_encoding = gtk_entry_get_text(GTK_ENTRY(entry_options_encoding));
gboolean preservecase = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_preservecase));
gboolean forceint = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_forceint));
gboolean createindex = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_autoindex));
gboolean dbfonly = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_dbfonly));
gboolean dumpformat = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_dumpformat));
gboolean geography = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_geography));
gboolean simplegeoms = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_simplegeoms));
if (geography)
{
config->geography = 1;
if (config->geo_col)
free(config->geo_col);
config->geo_col = strdup(GEOGRAPHY_DEFAULT);
}
else
{
config->geography = 0;
if (config->geo_col)
free(config->geo_col);
config->geo_col = strdup(GEOMETRY_DEFAULT);
}
/* 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;
/* Simple geometries only */
if (simplegeoms)
config->simple_geometries = 1;
else
config->simple_geometries = 0;
return;
}
/* Update the loader options dialog with the current values from the global config */
static void
update_options_ui_from_loader_config_globals(void)
{
gtk_entry_set_text(GTK_ENTRY(entry_options_encoding), global_loader_config->encoding);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_preservecase), global_loader_config->quoteidentifiers ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_forceint), global_loader_config->forceint4 ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_autoindex), global_loader_config->createindex ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_dbfonly), global_loader_config->readshape ? FALSE : TRUE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_dumpformat), global_loader_config->dump_format ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_geography), global_loader_config->geography ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_loader_options_simplegeoms), global_loader_config->simple_geometries ? TRUE : FALSE);
return;
}
/* Set the global config variables controlled by the options dialogue */
static void
pgui_set_loader_configs_from_options_ui()
{
GtkTreeIter iter;
gboolean is_valid;
gpointer gptr;
SHPLOADERCONFIG *loader_file_config;
/* First update the global (template) configuration */
update_loader_config_globals_from_options_ui(global_loader_config);
/* Now also update the same settings for any existing files already added. We
do this by looping through all entries and updating their config too. */
is_valid = gtk_tree_model_get_iter_first(GTK_TREE_MODEL(import_file_list_store), &iter);
while (is_valid)
{
/* Get the SHPLOADERCONFIG for this file entry */
gtk_tree_model_get(GTK_TREE_MODEL(import_file_list_store), &iter, IMPORT_POINTER_COLUMN, &gptr, -1);
loader_file_config = (SHPLOADERCONFIG *)gptr;
/* Update it */
update_loader_config_globals_from_options_ui(loader_file_config);
/* Get next entry */
is_valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(import_file_list_store), &iter);
}
return;
}
/* === Table selection dialog functions === */
/* Load the model with information from the database */
static void
update_table_chooser_from_database()
{
PGresult *result, *geocol_result;
GtkTreeIter iter, geocol_iter;
GtkListStore *dumper_geocol_combo_list;
char *connection_string, *sql_form, *query, *schema, *table, *geocol_query, *geocol_name;
int hasgeo, i, j;
/* Open a connection to the database */
connection_string = ShpDumperGetConnectionStringFromConn(conn);
pg_connection = PQconnectdb(connection_string);
/* Here we find a list of all tables/views that not in a pg_* schema (or information_schema) and
we return the schema name, table name and whether or not the table/view contains any geo
columns */
query = "SELECT tableoids.oid, n.nspname, tableoids.relname, COALESCE((SELECT 1 from pg_attribute WHERE attrelid = tableoids.oid AND atttypid IN (SELECT oid FROM pg_type WHERE typname in ('geometry', 'geography')) LIMIT 1), 0) hasgeo FROM (SELECT c.oid, c.relname, c.relnamespace FROM pg_class c WHERE c.relkind IN ('r', 'v') AND c.relnamespace IN (SELECT oid FROM pg_namespace WHERE nspname NOT ILIKE 'pg_%' AND nspname <> 'information_schema')) tableoids, pg_namespace n WHERE tableoids.relnamespace = n.oid ORDER BY n.nspname, tableoids.relname";
result = PQexec(pg_connection, query);
/* Free any existing entries in the model */
gtk_list_store_clear(chooser_table_list_store);
/* Now insert one row for each query result */
for (i = 0; i < PQntuples(result); i++)
{
gtk_list_store_insert_before(chooser_table_list_store, &iter, NULL);
/* Look up the geo columns; if there are none then we set the field to (None). If we have just one
column then we set the column name directly. If we have more than one then we create a combo
dropdown containing the column names */
schema = PQgetvalue(result, i, PQfnumber(result, "nspname"));
table = PQgetvalue(result, i, PQfnumber(result, "relname"));
sql_form = "SELECT n.nspname, c.relname, a.attname FROM pg_class c, pg_namespace n, pg_attribute a WHERE c.relnamespace = n.oid AND n.nspname = '%s' AND c.relname = '%s' AND a.attrelid = c.oid AND a.atttypid IN (SELECT oid FROM pg_type WHERE typname in ('geometry', 'geography'))";
geocol_query = malloc(strlen(sql_form) + strlen(schema) + strlen(table) + 1);
sprintf(geocol_query, sql_form, schema, table);
geocol_result = PQexec(pg_connection, geocol_query);
/* Create a combo list loaded with the column names. Note that while we create the model and load
the data here, we don't actually display the geo column in this dialog. Instead we build the
list here so that we can pass to the export table list store when creating a new entry. This
is to ensure that the export table list model can directly represent a SHPDUMPERCONFIG. */
dumper_geocol_combo_list = gtk_list_store_new(TABLECHOOSER_GEOCOL_COMBO_COLUMNS, G_TYPE_STRING);
if (PQntuples(geocol_result) > 0)
{
/* Load the columns into the list store */
for (j = 0; j < PQntuples(geocol_result); j++)
{
geocol_name = PQgetvalue(geocol_result, j, PQfnumber(geocol_result, "attname"));
gtk_list_store_insert_before(dumper_geocol_combo_list, &geocol_iter, TABLECHOOSER_GEOCOL_COMBO_TEXT);
gtk_list_store_set(dumper_geocol_combo_list, &geocol_iter,
TABLECHOOSER_GEOCOL_COMBO_TEXT, geocol_name,
-1);
}
}
else
{
/* Add a "default" entry */
geocol_name = NULL;
gtk_list_store_insert_before(dumper_geocol_combo_list, &geocol_iter, TABLECHOOSER_GEOCOL_COMBO_TEXT);
gtk_list_store_set(dumper_geocol_combo_list, &geocol_iter,
TABLECHOOSER_GEOCOL_COMBO_TEXT, _("(None)"),
-1);
}
/* Free the query result */
PQclear(geocol_result);
/* Free the query string */
free(geocol_query);
/* Set the list store data */
hasgeo = atoi(PQgetvalue(result, i, PQfnumber(result, "hasgeo")));
gtk_list_store_set(chooser_table_list_store, &iter,
TABLECHOOSER_SCHEMA_COLUMN, schema,
TABLECHOOSER_TABLE_COLUMN, table,
TABLECHOOSER_GEO_LISTSTORE_COLUMN, dumper_geocol_combo_list,
TABLECHOOSER_GEO_COLUMN, geocol_name,
TABLECHOOSER_HASGEO_COLUMN, hasgeo,
-1);
}
/* Clear up the result set */
PQclear(result);
/* Close the existing connection */
PQfinish(pg_connection);
pg_connection = NULL;
return;
}
/* GtkTreeModelFilter visibility function */
static gboolean
table_chooser_visibility_func(GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
{
/* First determine whether the hasgeo tickbox is selected or not */
gboolean geoonly = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_chooser_geoonly));
int hasgeo;
/* If unticked then we show all tables */
if (!geoonly)
return TRUE;
else
{
/* Otherwise we only show the tables with geo columns */
gtk_tree_model_get(GTK_TREE_MODEL(model), iter, TABLECHOOSER_HASGEO_COLUMN, &hasgeo, -1);
if (hasgeo)
return TRUE;
else
return FALSE;
}
return FALSE;
}
/* === Dumper option Window functions === */
/* Update the specified SHPDUMPERCONFIG with the global settings from the Options dialog */
static void
update_dumper_config_globals_from_options_ui(SHPDUMPERCONFIG *config)
{
gboolean includegid = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_dumper_options_includegid));
gboolean keep_fieldname_case = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_dumper_options_keep_fieldname_case));
gboolean unescapedattrs = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(checkbutton_dumper_options_unescapedattrs));
/* Include gid or not */
if (includegid)
config->includegid = 1;
else
config->includegid = 0;
/* Keep fieldname case */
if (keep_fieldname_case)
config->keep_fieldname_case = 1;
else
config->keep_fieldname_case = 0;
/* Escape column names or not */
if (unescapedattrs)
config->unescapedattrs = 1;
else
config->unescapedattrs = 0;
return;
}
/* Update the options dialog with the current values from the global config */
static void
update_options_ui_from_dumper_config_globals(void)
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_dumper_options_includegid), global_dumper_config->includegid ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_dumper_options_keep_fieldname_case), global_dumper_config->keep_fieldname_case ? TRUE : FALSE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbutton_dumper_options_unescapedattrs), global_dumper_config->unescapedattrs ? TRUE : FALSE);
return;
}
/* Set the global config variables controlled by the options dialogue */
static void
pgui_set_dumper_configs_from_options_ui()
{
GtkTreeIter iter;
gboolean is_valid;
gpointer gptr;
SHPDUMPERCONFIG *dumper_table_config;
/* First update the global (template) configuration */
update_dumper_config_globals_from_options_ui(global_dumper_config);
/* Now also update the same settings for any existing tables already added. We
do this by looping through all entries and updating their config too. */
is_valid = gtk_tree_model_get_iter_first(GTK_TREE_MODEL(export_table_list_store), &iter);
while (is_valid)
{
/* Get the SHPDUMPERCONFIG for this file entry */
gtk_tree_model_get(GTK_TREE_MODEL(export_table_list_store), &iter, EXPORT_POINTER_COLUMN, &gptr, -1);
dumper_table_config = (SHPDUMPERCONFIG *)gptr;
/* Update it */
update_dumper_config_globals_from_options_ui(dumper_table_config);
/* Get next entry */
is_valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(export_table_list_store), &iter);
}
return;
}
/* Signal handler for ticking/unticking the "only show geo columns" box */
static void
pgui_action_chooser_toggle_show_geocolumn(GtkToggleButton *togglebutton, gpointer user_data)
{
/* Simply update the listview filter */
gtk_tree_model_filter_refilter(GTK_TREE_MODEL_FILTER(chooser_filtered_table_list_store));
return;
}
static void
pgui_action_dumper_options_open(GtkWidget *widget, gpointer data)
{
update_options_ui_from_dumper_config_globals();
gtk_widget_show_all(dialog_dumper_options);
return;
}
static void
pgui_action_dumper_options_close(GtkWidget *widget, gint response, gpointer data)
{
/* Only update the configuration if the user hit OK */
if (response == GTK_RESPONSE_OK)
pgui_set_dumper_configs_from_options_ui();
/* Hide the dialog */
gtk_widget_hide(dialog_dumper_options);
return;
}
/* === Main window functions === */
/* Given a filename, generate a new loader configuration */
static SHPLOADERCONFIG *
create_new_file_config(const char *filename)
{
SHPLOADERCONFIG *loader_file_config;
char *table_start, *table_end;
int i;
/* Generate a new configuration by copying the global options first and then
adding in the specific values for this file */
loader_file_config = malloc(sizeof(SHPLOADERCONFIG));
memcpy(loader_file_config, global_loader_config, sizeof(SHPLOADERCONFIG));
/* Note: we must copy the encoding here since it is the only pass-by-reference
type set in set_loader_config_defaults() and each config needs its own copy
of any referenced items */
loader_file_config->encoding = strdup(global_loader_config->encoding);
/* Copy the filename (we'll remove the .shp extension in a sec) */
loader_file_config->shp_file = strdup(filename);
/* Generate the default table name from the filename */
table_start = loader_file_config->shp_file + strlen(loader_file_config->shp_file);
while (*table_start != '/' && *table_start != '\\' && table_start > loader_file_config->shp_file)
table_start--;
/* Forward one to start of actual characters */
table_start++;
/* Roll back from end to first . character. */
table_end = loader_file_config->shp_file + strlen(loader_file_config->shp_file);
while (*table_end != '.' && table_end > loader_file_config->shp_file && table_end > table_start )
table_end--;
/* Sneakily remove .shp from shp_file */
*table_end = '\0';
/* Copy the table name */
loader_file_config->table = malloc(table_end - table_start + 1);
memcpy(loader_file_config->table, table_start, table_end - table_start);
loader_file_config->table[table_end - table_start] = '\0';
/* Force the table name to lower case */
for (i = 0; i < table_end - table_start; i++)
{
if (isupper(loader_file_config->table[i]) != 0)
loader_file_config->table[i] = tolower(loader_file_config->table[i]);
}
/* Set the default schema to public */
loader_file_config->schema = strdup("public");
/* Set the default geo column name */
if (global_loader_config->geography)
loader_file_config->geo_col = strdup(GEOGRAPHY_DEFAULT);
else
loader_file_config->geo_col = strdup(GEOMETRY_DEFAULT);
return loader_file_config;
}
/* Given the loader configuration, add a new row representing this file to the listview */
static void
add_loader_file_config_to_list(SHPLOADERCONFIG *loader_file_config)
{
GtkTreeIter iter;
char *srid;
/* Convert SRID into string */
lw_asprintf(&srid, "%d", loader_file_config->sr_id);
gtk_list_store_insert_before(import_file_list_store, &iter, NULL);
gtk_list_store_set(import_file_list_store, &iter,
IMPORT_POINTER_COLUMN, loader_file_config,
IMPORT_FILENAME_COLUMN, loader_file_config->shp_file,
IMPORT_SCHEMA_COLUMN, loader_file_config->schema,
IMPORT_TABLE_COLUMN, loader_file_config->table,
IMPORT_GEOMETRY_COLUMN, loader_file_config->geo_col,
IMPORT_SRID_COLUMN, srid,
IMPORT_MODE_COLUMN, _("Create"),
-1);
/* Update the filename field width */
update_filename_field_width();
return;
}
/* Free up the specified SHPLOADERCONFIG */
static void
free_loader_config(SHPLOADERCONFIG *config)
{
if (config->table)
free(config->table);
if (config->schema)
free(config->schema);