Bug#548949: Warn if file already exist at "Save raw file"

[Sergey Alyoshin]

Package: gtkterm
Version: 0.99.5-1
Priority: wishlist
Tags: patch

--- gtkterm-0.99.5/src/fichier.c	2005-09-22 23:49:23.000000000 +0400
+++ gtkterm-0.99.5.mod/src/fichier.c	2009-08-21 16:26:00.000000000 +0400
@@ -32,6 +32,7 @@
 #include <string.h>
 
 #include "gettext.h"
+#include "i18n.h"
 #include "config.h"
 #include "widgets.h"
 #include "serie.h"
@@ -282,9 +283,36 @@
   fwrite(data, size, 1, Fic);
 }
 
+void really_save_file(GtkDialog *dialog, gint id, gpointer data)
+{
+  char *file_name = (char *)data;
+
+  if (id != GTK_RESPONSE_ACCEPT)
+    return;
+
+  Fic = fopen(file_name, "w");
+
+  if (Fic == NULL)
+    {
+      g_free(str);
+      str = g_strdup_printf(_("Cannot open file %s : %s\n"), file_name, strerror_utf8(errno));
+      show_message(str, MSG_ERR);
+    }
+  else
+    {
+      fic_defaut = g_strdup(file_name);
+
+      write_buffer_with_func(write_file);
+
+      fclose(Fic);
+    }
+}
+
 gint Sauve_fichier(GtkFileSelection *FS)
 {
   gchar *NomFichier;
+  GtkWidget *dialog, *label;
+  struct stat st;
 
   NomFichier = g_strdup(gtk_file_selection_get_filename(FS));
   if ((!NomFichier || (strcmp(NomFichier, ""))) == 0)
@@ -294,20 +322,32 @@
       show_message(str, MSG_ERR);
       return FALSE;
     }
-  Fic = fopen(NomFichier, "w");
-  if(Fic == NULL)
+
+  if (stat (NomFichier, &st) != 0)
     {
-      g_free(str);
-      str = g_strdup_printf(_("Cannot open file %s : %s\n"), NomFichier, strerror_utf8(errno));
-      show_message(str, MSG_ERR);
+      really_save_file (NULL, GTK_RESPONSE_ACCEPT, (gpointer) NomFichier);
+
+      return FALSE;
     }
-  else
-    {
-      fic_defaut = g_strdup(NomFichier);
 
-      write_buffer_with_func(write_file);
+  /* File already exists */
+  dialog = gtk_dialog_new_with_buttons (_("Warning !"),
+                NULL, GTK_DIALOG_DESTROY_WITH_PARENT,
+                GTK_STOCK_CANCEL, GTK_RESPONSE_NONE,
+                GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL);
+
+  g_free(str);
+  str = g_strdup_printf (_("\nFile \"%s\" already exists.\n"
+			  "Do you want to overwrite it ?\n"), NomFichier);
+  label = gtk_label_new (str);
+  g_signal_connect (GTK_OBJECT (dialog), "response",
+                  G_CALLBACK (really_save_file), (gpointer) NomFichier);
+  g_signal_connect_swapped (GTK_OBJECT(dialog), "response",
+                  G_CALLBACK (gtk_widget_destroy), GTK_WIDGET (dialog));
+
+  gtk_container_add (GTK_CONTAINER (GTK_DIALOG(dialog)->vbox), label);
+
+  gtk_widget_show_all (dialog);
 
-      fclose(Fic);
-    }
   return FALSE;
 }