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utils: Add flatpak_summary_match_subrefs 

This is useful to do extension matching in summaries
tingping/wmclass
Alexander Larsson 2016-06-30 11:42:39 +02:00
parent 5897ddd7ef
commit 81e61391be
2 changed files with 44 additions and 0 deletions
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42
common/flatpak-utils.c
View File

@ -1648,6 +1648,48 @@ flatpak_variant_bsearch_str (GVariant *array,
return FALSE;
}
/* This matches all refs that have ref, followed by '.' as prefix */
char **
flatpak_summary_match_subrefs (GVariant *summary, const char *ref)
{
g_autoptr(GVariant) refs = g_variant_get_child_value (summary, 0);
GPtrArray *res = g_ptr_array_new ();
gsize n, i;
g_auto(GStrv) parts = NULL;
g_autofree char *parts_prefix = NULL;
parts = g_strsplit (ref, "/", 0);
parts_prefix = g_strconcat (parts[1], ".", NULL);
n = g_variant_n_children (refs);
for (i = 0; i < n; i++)
{
g_autoptr(GVariant) child = NULL;
g_auto(GStrv) cur_parts = NULL;
const char *cur;
child = g_variant_get_child_value (refs, i);
g_variant_get_child (child, 0, "&s", &cur, NULL);
cur_parts = g_strsplit (cur, "/", 0);
/* Must match type, arch, branch */
if (strcmp (parts[0], cur_parts[0]) != 0 ||
strcmp (parts[2], cur_parts[2]) != 0 ||
strcmp (parts[3], cur_parts[3]) != 0)
continue;
/* But only prefix of id */
if (!g_str_has_prefix (cur_parts[1], parts_prefix))
continue;
g_ptr_array_add (res, g_strdup (cur));
}
g_ptr_array_add (res, NULL);
return (char **)g_ptr_array_free (res, FALSE);
}
gboolean
flatpak_summary_lookup_ref (GVariant *summary, const char *ref, char **out_checksum)
{

2
common/flatpak-utils.h
View File

@ -61,6 +61,8 @@ gboolean flatpak_variant_save (GFile *dest,
gboolean flatpak_variant_bsearch_str (GVariant *array,
const char *str,
int *out_pos);
char ** flatpak_summary_match_subrefs (GVariant *summary,
const char *ref);
gboolean flatpak_summary_lookup_ref (GVariant *summary,
const char *ref,
char **out_checksum);