[file-roller/wip/gtk4] places sidebar: load the bookmarks from .config/gtk-3.0/bookmarks

[Paolo Bacchilega <paobac src gnome org>]

commit c706be84cfdb2d49085c76cd9b2423d899799fc4
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Oct 15 17:00:41 2022 +0200

    places sidebar: load the bookmarks from .config/gtk-3.0/bookmarks

 src/fr-places-sidebar.c | 148 ++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 124 insertions(+), 24 deletions(-)
---
diff --git a/src/fr-places-sidebar.c b/src/fr-places-sidebar.c
index 01010410..b1bae949 100644
--- a/src/fr-places-sidebar.c
+++ b/src/fr-places-sidebar.c
@@ -36,6 +36,7 @@ static guint fr_places_sidebar_signals[LAST_SIGNAL] = { 0 };
 
 typedef struct {
        GtkWidget *list_box;
+       GCancellable *cancellable;
 } FrPlacesSidebarPrivate;
 
 
@@ -45,7 +46,14 @@ G_DEFINE_TYPE_WITH_PRIVATE (FrPlacesSidebar, fr_places_sidebar, GTK_TYPE_BOX)
 static void
 fr_places_sidebar_finalize (GObject *object)
 {
-       //FrPlacesSidebar *self = FR_PLACES_SIDEBAR (object);
+       FrPlacesSidebar *self = FR_PLACES_SIDEBAR (object);
+       FrPlacesSidebarPrivate *private = fr_places_sidebar_get_instance_private (self);
+
+       if (private->cancellable != NULL) {
+               g_cancellable_cancel (private->cancellable);
+               private->cancellable = NULL;
+       }
+
        G_OBJECT_CLASS (fr_places_sidebar_parent_class)->finalize (object);
 }
 
@@ -123,12 +131,107 @@ row_activated_cb (GtkListBox    *list_box,
 }
 
 
+/* Load bookmarks */
+
+
+typedef struct {
+       FrPlacesSidebar *self;
+       GHashTable *locations;
+} LoadContext;
+
+
+static void load_context_free (LoadContext *ctx)
+{
+       g_object_unref (ctx->self);
+       g_hash_table_unref (ctx->locations);
+       g_free (ctx);
+}
+
+
+static void load_context_finish (LoadContext *ctx)
+{
+       FrPlacesSidebarPrivate *private = fr_places_sidebar_get_instance_private (ctx->self);
+       if (private->cancellable != NULL) {
+               g_object_unref (private->cancellable);
+               private->cancellable = NULL;
+       }
+       load_context_free (ctx);
+}
+
+
+static void
+load_context_add_root (LoadContext *ctx)
+{
+       FrPlacesSidebarPrivate *private = fr_places_sidebar_get_instance_private (ctx->self);
+       GFile *location = g_file_new_for_path ("/");
+       GtkWidget *row = row_box_for_file (location, NULL);
+       if (row != NULL) {
+               gtk_list_box_append (GTK_LIST_BOX (private->list_box), gtk_separator_new 
(GTK_ORIENTATION_HORIZONTAL));
+               gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
+       }
+       g_object_unref (location);
+
+       load_context_finish (ctx);
+}
+
+
+static void
+bookmark_file_ready_cb (GObject      *source_object,
+                       GAsyncResult *result,
+                       gpointer      user_data)
+{
+       LoadContext *ctx = user_data;
+       FrPlacesSidebarPrivate *private = fr_places_sidebar_get_instance_private (ctx->self);
+       char *content;
+       gsize content_size;
+
+       if (! _g_file_load_buffer_finish (G_FILE (source_object), result, &content, &content_size, NULL)) {
+               load_context_add_root (ctx);
+               return;
+       }
+
+       gboolean first_bookmark = TRUE;
+       char **lines = g_strsplit (content, "\n", -1);
+       for (int i = 0; lines[i] != NULL; i++) {
+               char **line = g_strsplit (lines[i], " ", 2);
+               char *uri = line[0];
+               if (uri == NULL) {
+                       g_strfreev (line);
+                       continue;
+               }
+
+               GFile *file = g_file_new_for_uri (uri);
+               if (!g_hash_table_contains (ctx->locations, file)) {
+                       GtkWidget *row = row_box_for_file (file, NULL);
+                       if (row != NULL) {
+                               if (first_bookmark) {
+                                       gtk_list_box_append (GTK_LIST_BOX (private->list_box), 
gtk_separator_new (GTK_ORIENTATION_HORIZONTAL));
+                                       first_bookmark = FALSE;
+                               }
+                               gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
+                               g_hash_table_add (ctx->locations, g_object_ref (file));
+                       }
+               }
+
+               g_object_unref (file);
+               g_strfreev (line);
+       }
+
+       g_strfreev (lines);
+
+       load_context_add_root (ctx);
+}
+
+
 static void
 fr_places_sidebar_init (FrPlacesSidebar *self)
 {
        FrPlacesSidebarPrivate *private = fr_places_sidebar_get_instance_private (self);
        GtkWidget *scrolled_window;
 
+       private->cancellable = g_cancellable_new ();
+
        gtk_orientable_set_orientation (GTK_ORIENTABLE (self), GTK_ORIENTATION_VERTICAL);
 
        scrolled_window = gtk_scrolled_window_new ();
@@ -141,7 +244,9 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolled_window), private->list_box);
        g_signal_connect (private->list_box, "row-activated", G_CALLBACK (row_activated_cb), self);
 
-       GHashTable *locations = g_hash_table_new (g_file_hash, (GEqualFunc) g_file_equal);
+       LoadContext *ctx = g_new0 (LoadContext, 1);
+       ctx->self = g_object_ref (self);
+       ctx->locations = g_hash_table_new_full (g_file_hash, (GEqualFunc) g_file_equal, (GDestroyNotify) 
g_object_unref, NULL);
 
        /* Home */
 
@@ -152,7 +257,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
@@ -160,7 +265,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
@@ -169,7 +274,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, _("Home"));
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
 
        /* Special directories. */
@@ -178,7 +283,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
@@ -186,7 +291,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
@@ -194,7 +299,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
@@ -202,7 +307,7 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
@@ -210,27 +315,22 @@ fr_places_sidebar_init (FrPlacesSidebar *self)
        row = row_box_for_file (location, NULL);
        if (row != NULL) {
                gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
+               g_hash_table_add (ctx->locations, g_object_ref (location));
        }
        g_object_unref (location);
 
        /* Bookmarks */
 
-       //gtk_list_box_append (GTK_LIST_BOX (private->list_box), gtk_separator_new 
(GTK_ORIENTATION_HORIZONTAL));
-
-       /* Root */
-
-       gtk_list_box_append (GTK_LIST_BOX (private->list_box), gtk_separator_new 
(GTK_ORIENTATION_HORIZONTAL));
-
-       location = g_file_new_for_path ("/");
-       row = row_box_for_file (location, NULL);
-       if (row != NULL) {
-               gtk_list_box_append (GTK_LIST_BOX (private->list_box), row);
-               g_hash_table_add (locations, location);
-       }
-       g_object_unref (location);
+       char *path = g_strdup_printf ("%s/gtk-3.0/bookmarks", g_get_user_config_dir ());
+       GFile *bookmark_file = g_file_new_for_path (path);
+       _g_file_load_buffer_async (bookmark_file,
+                                  -1,
+                                  private->cancellable,
+                                  bookmark_file_ready_cb,
+                                  ctx);
 
-       g_hash_table_unref (locations);
+       g_object_unref (bookmark_file);
+       g_free (path);
 }