From 17aef6608214035de38516d2ebd89757382dfdf4 Mon Sep 17 00:00:00 2001
From: pjrm <pjrm@users.sourceforge.net>
Date: Thu, 21 Jun 2007 09:05:40 +0000
Subject: [PATCH] Handle the case of gnome_vfs_init failing.  (Fixes Debian bug
 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=415640.)

---
 src/dialogs/export.cpp         |  7 ++++++-
 src/extension/input.cpp        | 11 +----------
 src/extension/internal/svg.cpp |  4 ++--
 src/ui/dialog/filedialog.cpp   | 30 +++++++++++++++++++++---------
 4 files changed, 30 insertions(+), 22 deletions(-)

diff --git a/src/dialogs/export.cpp b/src/dialogs/export.cpp
index da5a8c541..441047a27 100644
--- a/src/dialogs/export.cpp
+++ b/src/dialogs/export.cpp
@@ -30,6 +30,9 @@
 #include <gtkmm/image.h>
 #include <gtkmm/stockid.h>
 #include <gtkmm/stock.h>
+#ifdef WITH_GNOME_VFS
+# include <libgnomevfs/gnome-vfs-init.h>  // gnome_vfs_initialized
+#endif
 
 #include <glibmm/i18n.h>
 #include "helper/unit-menu.h"
@@ -1305,7 +1308,9 @@ sp_export_browse_clicked (GtkButton *button, gpointer userdata)
                                       NULL );
 
 #ifdef WITH_GNOME_VFS
-    gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER (fs), false);
+    if (gnome_vfs_initialized()) {
+        gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(fs), false);
+    }
 #endif
 
     fe = (GtkWidget *)g_object_get_data (G_OBJECT (dlg), "filename");
diff --git a/src/extension/input.cpp b/src/extension/input.cpp
index 94b0f6ab4..e17c690aa 100644
--- a/src/extension/input.cpp
+++ b/src/extension/input.cpp
@@ -153,16 +153,7 @@ Input::open (const gchar *uri)
     }
     timer->touch();
 
-    SPDocument * doc = NULL;
-
-#ifdef WITH_GNOME_VFS
-    doc = imp->open(this, uri);
-#else
-    if (Inkscape::IO::file_test(uri, G_FILE_TEST_EXISTS)) {
-        doc = imp->open(this, uri);
-    }
-#endif
-    
+    SPDocument *const doc = imp->open(this, uri);
     if (doc != NULL) {
         Inkscape::XML::Node * repr = sp_document_repr_root(doc);
         bool saved = sp_document_get_undo_sensitive(doc);
diff --git a/src/extension/internal/svg.cpp b/src/extension/internal/svg.cpp
index 5d7b38c33..33cbfe150 100644
--- a/src/extension/internal/svg.cpp
+++ b/src/extension/internal/svg.cpp
@@ -102,7 +102,7 @@ Svg::init(void)
 #ifdef WITH_GNOME_VFS
 #define BUF_SIZE 8192
 
-gchar *
+static gchar *
 _load_uri (const gchar *uri)
 {
     GnomeVFSHandle   *handle = NULL;
@@ -148,7 +148,7 @@ SPDocument *
 Svg::open (Inkscape::Extension::Input *mod, const gchar *uri)
 {
 #ifdef WITH_GNOME_VFS
-    if (gnome_vfs_uri_is_local(gnome_vfs_uri_new(uri))) {
+    if (!gnome_vfs_initialized() || gnome_vfs_uri_is_local(gnome_vfs_uri_new(uri))) {
         // Use built-in loader instead of VFS for this
         return sp_document_new(uri, TRUE);
     }
diff --git a/src/ui/dialog/filedialog.cpp b/src/ui/dialog/filedialog.cpp
index b6c35140e..2a5ededbb 100644
--- a/src/ui/dialog/filedialog.cpp
+++ b/src/ui/dialog/filedialog.cpp
@@ -34,6 +34,9 @@
 //Another hack
 #include <gtk/gtkentry.h>
 #include <gtk/gtkexpander.h>
+#ifdef WITH_GNOME_VFS
+# include <libgnomevfs/gnome-vfs-init.h>  // gnome_vfs_initialized
+#endif
 
 
 
@@ -821,12 +824,14 @@ void FileDialogBase::_updatePreviewCallback()
     Glib::ustring fileName = get_preview_filename();
 
 #ifdef WITH_GNOME_VFS
-    if (fileName.length() < 1)
+    if ( fileName.empty() && gnome_vfs_initialized() ) {
         fileName = get_preview_uri();
+    }
 #endif
 
-    if (fileName.length() < 1)
+    if (fileName.empty()) {
         return;
+    }
 
     svgPreview.set(fileName, dialogType);
 }
@@ -955,7 +960,9 @@ FileOpenDialogImpl::FileOpenDialogImpl(const Glib::ustring &dir,
     set_select_multiple(true);
 
 #ifdef WITH_GNOME_VFS
-    set_local_only(false);
+    if (gnome_vfs_initialized()) {
+        set_local_only(false);
+    }
 #endif
 
     /* Initalize to Autodetect */
@@ -1047,7 +1054,7 @@ FileOpenDialogImpl::show()
             }
         myFilename = get_filename();
 #ifdef WITH_GNOME_VFS
-        if (myFilename.length() < 1)
+        if (myFilename.empty() && gnome_vfs_initialized())
             myFilename = get_uri();
 #endif
         cleanup( true );
@@ -1090,7 +1097,7 @@ std::vector<Glib::ustring>FileOpenDialogImpl::getFilenames()
 {    
     std::vector<Glib::ustring> result = get_filenames();
 #ifdef WITH_GNOME_VFS
-    if (result.empty())
+    if (result.empty() && gnome_vfs_initialized())
         result = get_uris();
 #endif
     return result;
@@ -1311,7 +1318,9 @@ FileSaveDialogImpl::FileSaveDialogImpl(const Glib::ustring &dir,
     set_select_multiple(false);
 
 #ifdef WITH_GNOME_VFS
-    set_local_only(false);
+    if (gnome_vfs_initialized()) {
+        set_local_only(false);
+    }
 #endif
 
     /* Initalize to Autodetect */
@@ -1557,7 +1566,7 @@ void FileSaveDialogImpl::updateNameAndExtension()
     // Pick up any changes the user has typed in.
     Glib::ustring tmp = get_filename();
 #ifdef WITH_GNOME_VFS
-    if ( tmp.empty() ) {
+    if ( tmp.empty() && gnome_vfs_initialized() ) {
         tmp = get_uri();
     }
 #endif
@@ -1932,7 +1941,9 @@ FileExportDialogImpl::FileExportDialogImpl(const Glib::ustring &dir,
     set_select_multiple(false);
 
 #ifdef WITH_GNOME_VFS
-    set_local_only(false);
+    if (gnome_vfs_initialized()) {
+        set_local_only(false);
+    }
 #endif
 
     /* Initalize to Autodetect */
@@ -2141,8 +2152,9 @@ FileExportDialogImpl::show()
             }
         myFilename = get_filename();
 #ifdef WITH_GNOME_VFS
-        if (myFilename.length() < 1)
+        if ( myFilename.empty() && gnome_vfs_initialized() ) {
             myFilename = get_uri();
+        }
 #endif
 
         /*
-- 
2.30.2