*
* Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
* Copyright (C) 2012, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
+ * Copyright (C) 2012-2013, Rob Norris <rw_norris@hotmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include <glib/gstdio.h>
#include <glib/gi18n.h>
+#include "file.h"
+
#define TEST_BOOLEAN(str) (! ((str)[0] == '\0' || (str)[0] == '0' || (str)[0] == 'n' || (str)[0] == 'N' || (str)[0] == 'f' || (str)[0] == 'F') )
#define VIK_MAGIC "#VIK"
#define GPX_MAGIC "<?xm"
#define VIK_MAGIC_LEN 4
-#ifdef WINDOWS
-#define FILE_SEP '\\'
-#else
-#define FILE_SEP '/'
-#endif
-
#define VIKING_FILE_VERSION 1
typedef struct _Stack Stack;
case VIK_LAYER_PARAM_UINT: fprintf ( f, "%d\n", data.u ); break;
case VIK_LAYER_PARAM_INT: fprintf ( f, "%d\n", data.i ); break;
case VIK_LAYER_PARAM_BOOLEAN: fprintf ( f, "%c\n", data.b ? 't' : 'f' ); break;
- case VIK_LAYER_PARAM_STRING: fprintf ( f, "%s\n", data.s ); break;
+ case VIK_LAYER_PARAM_STRING: fprintf ( f, "%s\n", data.s ? data.s : "" ); break;
case VIK_LAYER_PARAM_COLOR: fprintf ( f, "#%.2x%.2x%.2x\n", (int)(data.c.red/256),(int)(data.c.green/256),(int)(data.c.blue/256)); break;
default: break;
}
* TODO flow up line number(s) / error messages of problems encountered...
*
*/
-static gboolean file_read ( VikAggregateLayer *top, FILE *f, VikViewport *vp )
+static gboolean file_read ( VikAggregateLayer *top, FILE *f, const gchar *dirpath, VikViewport *vp )
{
Stack *stack;
struct LatLon ll = { 0.0, 0.0 };
if ( stack->data && vik_layer_get_interface(VIK_LAYER(stack->data)->type)->read_file_data )
{
/* must read until hits ~EndLayerData */
- if ( ! vik_layer_get_interface(VIK_LAYER(stack->data)->type)->read_file_data ( VIK_LAYER(stack->data), f ) )
+ if ( ! vik_layer_get_interface(VIK_LAYER(stack->data)->type)->read_file_data ( VIK_LAYER(stack->data), f, dirpath ) )
successful_read = FALSE;
}
else
}
if ( ll.lat != 0.0 || ll.lon != 0.0 )
- vik_viewport_set_center_latlon ( VIK_VIEWPORT(vp), &ll );
+ vik_viewport_set_center_latlon ( VIK_VIEWPORT(vp), &ll, TRUE );
if ( ( ! VIK_LAYER(top)->visible ) && VIK_LAYER(top)->realized )
vik_treeview_item_set_visible ( VIK_LAYER(top)->vt, &(VIK_LAYER(top)->iter), FALSE );
return result;
}
+/**
+ * append_file_ext:
+ *
+ * Append a file extension, if not already present.
+ *
+ * Returns: a newly allocated string
+ */
+gchar *append_file_ext ( const gchar *filename, VikLoadType_t type )
+{
+ gchar *new_name = NULL;
+ const gchar *ext = NULL;
+
+ /* Select an extension */
+ switch (type)
+ {
+ case FILE_TYPE_GPX:
+ ext = ".gpx";
+ break;
+ case FILE_TYPE_KML:
+ ext = ".kml";
+ break;
+ case FILE_TYPE_GPSMAPPER:
+ case FILE_TYPE_GPSPOINT:
+ default:
+ /* Do nothing, ext already set to NULL */
+ break;
+ }
+
+ /* Do */
+ if ( ext != NULL && ! check_file_ext ( filename, ext ) )
+ new_name = g_strconcat ( filename, ext, NULL );
+ else
+ /* Simply duplicate */
+ new_name = g_strdup ( filename );
+
+ return new_name;
+}
+
VikLoadType_t a_file_load ( VikAggregateLayer *top, VikViewport *vp, const gchar *filename_or_uri )
{
g_return_val_if_fail ( vp != NULL, LOAD_TYPE_READ_FAILURE );
char *filename = (char *)filename_or_uri;
if (strncmp(filename, "file://", 7) == 0) {
+ // Consider replacing this with:
+ // filename = g_filename_from_uri ( entry, NULL, NULL );
+ // Since this doesn't support URIs properly (i.e. will failure if is it has %20 characters in it)
filename = filename + 7;
-#ifdef WINDOWS
- // For drag and drop we receive URIs like 'file:///c:/path/to/file'
- // Thus may need to ignore the leading '/'
- if ( strlen (filename) > 3 ) {
- if ( (strncmp (filename, "/", 1) == 0) && (strncmp (filename+2, ":", 1) == 0) )
- filename = filename + 1;
- }
-#endif
g_debug ( "Loading file %s from URI %s", filename, filename_or_uri );
}
FILE *f = xfopen ( filename, "r" );
if ( ! f )
return LOAD_TYPE_READ_FAILURE;
- // Enables relative paths in a .vik file to work
- // Also allows us to remember what directory we where using
- gchar *dir = g_path_get_dirname ( filename );
- if ( dir ) {
- if ( g_chdir ( dir ) ) {
- g_warning ( "Could not change directory to %s", dir );
- }
- g_free (dir);
- }
-
VikLoadType_t load_answer = LOAD_TYPE_OTHER_SUCCESS;
+ gchar *dirpath = g_path_get_dirname ( filename );
// Attempt loading the primary file type first - our internal .vik file:
if ( check_magic ( f, VIK_MAGIC ) )
{
- if ( file_read ( top, f, vp ) )
+ if ( file_read ( top, f, dirpath, vp ) )
load_answer = LOAD_TYPE_VIK_SUCCESS;
else
load_answer = LOAD_TYPE_VIK_FAILURE_NON_FATAL;
gboolean success = TRUE; // Detect load failures - mainly to remove the layer created as it's not required
VikLayer *vtl = vik_layer_create ( VIK_LAYER_TRW, vp, NULL, FALSE );
+ vik_layer_rename ( vtl, a_file_basename ( filename ) );
// In fact both kml & gpx files start the same as they are in xml
if ( check_file_ext ( filename, ".kml" ) && check_magic ( f, GPX_MAGIC ) ) {
}
else {
// Try final supported file type
- if ( ! ( success = a_gpspoint_read_file ( VIK_TRW_LAYER(vtl), f ) ) ) {
- // Failure here means we don't know how to handle the file
+ if ( ! ( success = a_gpspoint_read_file ( VIK_TRW_LAYER(vtl), f, dirpath ) ) ) {
+ // Failure here means we don't know how to handle the file
load_answer = LOAD_TYPE_UNSUPPORTED_FAILURE;
- }
+ }
}
+ g_free ( dirpath );
// Clean up when we can't handle the file
if ( ! success ) {
}
else {
// Complete the setup from the successful load
- vik_layer_rename ( vtl, a_file_basename ( filename ) );
vik_layer_post_read ( vtl, vp, TRUE );
vik_aggregate_layer_add_layer ( top, vtl, FALSE );
vik_trw_layer_auto_set_view ( VIK_TRW_LAYER(vtl), vp );
return FALSE;
// Enable relative paths in .vik files to work
- // Also allows us to remember what directory we where using
+ gchar *cwd = g_get_current_dir();
gchar *dir = g_path_get_dirname ( filename );
if ( dir ) {
if ( g_chdir ( dir ) ) {
file_write ( top, f, vp );
+ // Restore previous working directory
+ if ( cwd ) {
+ if ( g_chdir ( cwd ) ) {
+ g_warning ( "Could not return to directory %s", cwd );
+ }
+ g_free (cwd);
+ }
+
fclose(f);
f = NULL;
{
const gchar *t = filename + strlen(filename) - 1;
while ( --t > filename )
- if ( *(t-1) == FILE_SEP )
+ if ( *(t-1) == G_DIR_SEPARATOR )
break;
if ( t >= filename )
return t;
return FALSE;
}
+/**
+ * a_file_export_babel:
+ */
+gboolean a_file_export_babel ( VikTrwLayer *vtl, const gchar *filename, const gchar *format,
+ gboolean tracks, gboolean routes, gboolean waypoints )
+{
+ gchar *args = g_strdup_printf("%s %s %s -o %s",
+ tracks ? "-t" : "",
+ routes ? "-r" : "",
+ waypoints ? "-w" : "",
+ format);
+ gboolean result = a_babel_convert_to ( vtl, NULL, args, filename, NULL, NULL );
+ g_free(args);
+ return result;
+}
+
/**
* Just a wrapper around realpath, which itself is platform dependent
*/
return realpath ( path, real );
}
+#ifndef MAXPATHLEN
+#define MAXPATHLEN 1024
+#endif
+/**
+ * Always return the canonical filename in a newly allocated string
+ */
+char *file_realpath_dup ( const char *path )
+{
+ char real[MAXPATHLEN];
+
+ g_return_val_if_fail(path != NULL, NULL);
+
+ if (file_realpath(path, real))
+ return g_strdup(real);
+
+ return g_strdup(path);
+}
+
/**
* Permission granted to use this code after personal correspondance
* Slightly reworked for better cross platform use, glibisms, function rename and a compacter format
// rfisher@iee.org
// http://come.to/robfisher
-// defines
-#ifndef MAXPATHLEN
-#define MAXPATHLEN 1024
-#endif
// The number of characters at the start of an absolute filename. e.g. in DOS,
// absolute filenames start with "X:\" so this value should be 3, in UNIX they start
// with "\" so this value should be 1.