/**
* as_icon_node_insert: (skip)
* @icon: a #AsIcon instance.
* @parent: the parent #GNode to use..
* @ctx: the #AsNodeContext
*
* Inserts the icon into the DOM tree.
*
* Returns: (transfer none): A populated #GNode
*
* Since: 0.3.1
**/
GNode *
as_icon_node_insert (AsIcon *icon, GNode *parent, AsNodeContext *ctx)
{
AsIconPrivate *priv = GET_PRIVATE (icon);
GNode *n;
/* embedded icon */
if (priv->kind == AS_ICON_KIND_EMBEDDED)
return as_icon_node_insert_embedded (icon, parent, ctx);
/* other icons */
switch (priv->kind) {
case AS_ICON_KIND_REMOTE:
n = as_node_insert (parent, "icon", priv->url, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
break;
case AS_ICON_KIND_LOCAL:
if (priv->filename != NULL) {
n = as_node_insert (parent, "icon", priv->filename, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
} else {
n = as_node_insert (parent, "icon", priv->name, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
}
break;
default:
n = as_node_insert (parent, "icon", priv->name, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
break;
}
if (priv->kind == AS_ICON_KIND_CACHED &&
as_node_context_get_version (ctx) >= 0.8) {
if (priv->width > 0)
as_node_add_attribute_as_uint (n, "width", priv->width);
if (priv->height > 0)
as_node_add_attribute_as_uint (n, "height", priv->height);
}
return n;
}
/**
* as_icon_node_insert: (skip)
* @icon: a #AsIcon instance.
* @parent: the parent #GNode to use..
* @api_version: the AppStream API version
*
* Inserts the icon into the DOM tree.
*
* Returns: (transfer none): A populated #GNode
*
* Since: 0.3.1
**/
GNode *
as_icon_node_insert (AsIcon *icon, GNode *parent, gdouble api_version)
{
AsIconPrivate *priv = GET_PRIVATE (icon);
GNode *n;
_cleanup_free_ gchar *data = NULL;
/* normal icon */
if (priv->kind != AS_ICON_KIND_EMBEDDED) {
n = as_node_insert (parent, "icon", priv->name, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
if (priv->kind == AS_ICON_KIND_CACHED && api_version >= 0.8) {
if (priv->width > 0)
as_node_add_attribute_as_int (n, "width", priv->width);
if (priv->height > 0)
as_node_add_attribute_as_int (n, "height", priv->height);
}
return n;
}
/* embedded icon */
n = as_node_insert (parent, "icon", NULL, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
if (api_version >= 0.8) {
as_node_add_attribute_as_int (n, "width", priv->width);
as_node_add_attribute_as_int (n, "height", priv->height);
}
as_node_insert (n, "name", priv->name, 0, NULL);
data = g_base64_encode (g_bytes_get_data (priv->data, NULL),
g_bytes_get_size (priv->data));
as_node_insert (n, "filecontent", data,
AS_NODE_INSERT_FLAG_BASE64_ENCODED, NULL);
return n;
}
static GNode *
as_icon_node_insert_embedded (AsIcon *icon, GNode *parent, AsNodeContext *ctx)
{
AsIconPrivate *priv = GET_PRIVATE (icon);
GNode *n;
g_autofree gchar *data = NULL;
/* embedded icon */
n = as_node_insert (parent, "icon", NULL, 0,
"type", as_icon_kind_to_string (priv->kind),
NULL);
if (as_node_context_get_version (ctx) >= 0.8) {
as_node_add_attribute_as_uint (n, "width", priv->width);
as_node_add_attribute_as_uint (n, "height", priv->height);
}
as_node_insert (n, "name", priv->name, 0, NULL);
data = g_base64_encode (g_bytes_get_data (priv->data, NULL),
g_bytes_get_size (priv->data));
as_node_insert (n, "filecontent", data,
AS_NODE_INSERT_FLAG_BASE64_ENCODED, NULL);
return n;
}
/**
* gs_refine_item_pixbuf:
*/
static void
gs_refine_item_pixbuf (GsPlugin *plugin, GsApp *app, AsApp *item)
{
AsIcon *icon;
gboolean ret;
g_autoptr(GError) error = NULL;
g_autofree gchar *fn = NULL;
g_autofree gchar *cachedir = NULL;
icon = as_app_get_icon_default (item);
switch (as_icon_get_kind (icon)) {
case AS_ICON_KIND_REMOTE:
gs_app_set_icon (app, icon);
if (as_icon_get_filename (icon) == NULL) {
cachedir = gs_utils_get_cachedir ("icons", NULL);
fn = g_build_filename (cachedir, as_icon_get_name (icon), NULL);
as_icon_set_filename (icon, fn);
as_icon_set_prefix (icon, cachedir);
}
if (g_file_test (fn, G_FILE_TEST_EXISTS)) {
as_icon_set_kind (icon, AS_ICON_KIND_LOCAL);
ret = gs_app_load_icon (app, plugin->scale, &error);
if (!ret) {
g_warning ("failed to load icon %s: %s",
as_icon_get_name (icon),
error->message);
return;
}
}
break;
case AS_ICON_KIND_STOCK:
case AS_ICON_KIND_LOCAL:
gs_app_set_icon (app, icon);
/* does not exist, so try to find using the icon theme */
if (as_icon_get_kind (icon) == AS_ICON_KIND_LOCAL &&
as_icon_get_filename (icon) == NULL)
as_icon_set_kind (icon, AS_ICON_KIND_STOCK);
/* load */
ret = gs_app_load_icon (app, plugin->scale, &error);
if (!ret) {
g_warning ("failed to load %s icon %s: %s",
as_icon_kind_to_string (as_icon_get_kind (icon)),
as_icon_get_name (icon),
error->message);
return;
}
break;
case AS_ICON_KIND_CACHED:
if (plugin->scale == 2)
icon = as_app_get_icon_for_size (item, 128, 128);
if (icon == NULL)
icon = as_app_get_icon_for_size (item, 64, 64);
if (icon == NULL) {
g_warning ("failed to find cached icon %s",
as_icon_get_name (icon));
return;
}
if (!as_icon_load (icon, AS_ICON_LOAD_FLAG_SEARCH_SIZE, &error)) {
g_warning ("failed to load cached icon %s: %s",
as_icon_get_name (icon), error->message);
return;
}
gs_app_set_pixbuf (app, as_icon_get_pixbuf (icon));
break;
default:
g_warning ("icon kind unknown for %s", as_app_get_id (item));
break;
}
}
/**
* as_icon_convert_to_kind:
* @icon: a #AsIcon instance.
* @kind: a %AsIconKind, e.g. #AS_ICON_KIND_EMBEDDED
* @error: A #GError or %NULL.
*
* Converts the icon from one kind to another.
*
* Returns: %TRUE for success
*
* Since: 0.3.1
**/
gboolean
as_icon_convert_to_kind (AsIcon *icon, AsIconKind kind, GError **error)
{
AsIconPrivate *priv = GET_PRIVATE (icon);
/* these can't be converted */
if (priv->kind == AS_ICON_KIND_STOCK ||
priv->kind == AS_ICON_KIND_REMOTE)
return TRUE;
/* no change */
if (priv->kind == kind)
return TRUE;
/* cached -> embedded */
if (priv->kind == AS_ICON_KIND_CACHED && kind == AS_ICON_KIND_EMBEDDED) {
gsize data_size;
g_autoptr(GBytes) tmp = NULL;
g_autofree gchar *data = NULL;
/* load the pixbuf and save it to a PNG buffer */
if (priv->pixbuf == NULL) {
if (!as_icon_load (icon, AS_ICON_LOAD_FLAG_SEARCH_SIZE, error))
return FALSE;
}
if (!gdk_pixbuf_save_to_buffer (priv->pixbuf, &data, &data_size,
"png", error, NULL))
return FALSE;
/* set the PNG buffer to a blob of data */
tmp = g_bytes_new (data, data_size);
as_icon_set_data (icon, tmp);
as_icon_set_kind (icon, kind);
return TRUE;
}
/* cached -> embedded */
if (priv->kind == AS_ICON_KIND_EMBEDDED && kind == AS_ICON_KIND_CACHED) {
g_autofree gchar *size_str = NULL;
g_autofree gchar *path = NULL;
g_autofree gchar *fn = NULL;
/* ensure the parent path exists */
size_str = g_strdup_printf ("%ux%u", priv->width, priv->height);
path = g_build_filename (priv->prefix, size_str, NULL);
if (g_mkdir_with_parents (path, 0700) != 0) {
g_set_error (error,
AS_ICON_ERROR,
AS_ICON_ERROR_FAILED,
"Failed to create: %s", path);
return FALSE;
}
/* save the pixbuf */
fn = g_build_filename (path, priv->name, NULL);
if (!gdk_pixbuf_save (priv->pixbuf, fn, "png", error, NULL))
return FALSE;
as_icon_set_kind (icon, kind);
return TRUE;
}
/* not supported */
g_set_error (error,
AS_ICON_ERROR,
AS_ICON_ERROR_FAILED,
"converting %s to %s is not supported",
as_icon_kind_to_string (priv->kind),
as_icon_kind_to_string (kind));
return FALSE;
}
/**
* as_icon_node_parse:
* @icon: a #AsIcon instance.
* @node: a #GNode.
* @ctx: a #AsNodeContext.
* @error: A #GError or %NULL.
*
* Populates the object from a DOM node.
*
* Returns: %TRUE for success
*
* Since: 0.3.1
**/
gboolean
as_icon_node_parse (AsIcon *icon, GNode *node,
AsNodeContext *ctx, GError **error)
{
AsIconPrivate *priv = GET_PRIVATE (icon);
const gchar *tmp;
guint size;
gboolean prepend_size = TRUE;
tmp = as_node_get_attribute (node, "type");
as_icon_set_kind (icon, as_icon_kind_from_string (tmp));
switch (priv->kind) {
case AS_ICON_KIND_EMBEDDED:
if (!as_icon_node_parse_embedded (icon, node, error))
return FALSE;
break;
default:
/* preserve the URL for remote icons */
tmp = as_node_get_data (node);
if (tmp == NULL) {
g_set_error (error,
AS_ICON_ERROR,
AS_ICON_ERROR_FAILED,
"no data for icon of type %s",
as_icon_kind_to_string (priv->kind));
return FALSE;
}
if (priv->kind == AS_ICON_KIND_REMOTE)
as_icon_set_url (icon, tmp);
else if (priv->kind == AS_ICON_KIND_LOCAL)
as_icon_set_filename (icon, tmp);
/* store the name without any prefix */
if (g_strstr_len (tmp, -1, "/") == NULL) {
as_icon_set_name (icon, tmp);
} else {
g_autofree gchar *basename = NULL;
basename = g_path_get_basename (tmp);
as_icon_set_name (icon, basename);
}
/* width is optional, assume 64px if missing */
size = as_node_get_attribute_as_uint (node, "width");
if (size == G_MAXUINT) {
size = 64;
prepend_size = FALSE;
}
priv->width = size;
/* height is optional, assume 64px if missing */
size = as_node_get_attribute_as_uint (node, "height");
if (size == G_MAXUINT) {
size = 64;
prepend_size = FALSE;
}
priv->height = size;
/* only use the size if the metadata has width and height */
if (prepend_size) {
g_free (priv->prefix_private);
priv->prefix_private = g_strdup_printf ("%s/%ux%u",
priv->prefix,
priv->width,
priv->height);
}
break;
}
return TRUE;
}
