[epiphany] ephy-bookmark: Add ephy_bookmark_generate_random_id()

[Michael Catanzaro <mcatanzaro src gnome org>]

commit f67101b09eff0b2f1d4e217a57720128636a82f5
Author: Yetizone <andreii lisita gmail com>
Date:   Tue Jan 28 21:28:33 2020 +0200

    ephy-bookmark: Add ephy_bookmark_generate_random_id()

 src/bookmarks/ephy-bookmark.c | 21 +++++++++++++++++++++
 src/bookmarks/ephy-bookmark.h |  1 +
 2 files changed, 22 insertions(+)
---
diff --git a/src/bookmarks/ephy-bookmark.c b/src/bookmarks/ephy-bookmark.c
index 5d84213ef..0185377cb 100644
--- a/src/bookmarks/ephy-bookmark.c
+++ b/src/bookmarks/ephy-bookmark.c
@@ -22,7 +22,9 @@
 #include "ephy-bookmark.h"
 
 #include "ephy-bookmarks-manager.h"
+#include "ephy-shell.h"
 #include "ephy-synchronizable.h"
+#include "ephy-sync-utils.h"
 
 #include <string.h>
 
@@ -517,6 +519,25 @@ ephy_bookmark_tags_compare (const char *tag1,
   return result;
 }
 
+char *
+ephy_bookmark_generate_random_id (void)
+{
+  char *id = NULL;
+  EphyBookmarksManager *manager;
+
+  manager = ephy_shell_get_bookmarks_manager (ephy_shell_get_default ());
+
+  while (!id) {
+    id = ephy_sync_utils_get_random_sync_id ();
+
+    /* Check if the generated id isn't used already. */
+    if (ephy_bookmarks_manager_get_bookmark_by_id (manager, id))
+      g_clear_pointer (&id, g_free);
+  }
+
+  return id;
+}
+
 static JsonNode *
 serializable_serialize_property (JsonSerializable *serializable,
                                  const char       *name,
diff --git a/src/bookmarks/ephy-bookmark.h b/src/bookmarks/ephy-bookmark.h
index f8504db38..3231234c4 100644
--- a/src/bookmarks/ephy-bookmark.h
+++ b/src/bookmarks/ephy-bookmark.h
@@ -59,5 +59,6 @@ int                  ephy_bookmark_bookmarks_compare_func (EphyBookmark *bookmar
                                                            EphyBookmark *bookmark2);
 int                  ephy_bookmark_tags_compare           (const char *tag1,
                                                            const char *tag2);
+char                *ephy_bookmark_generate_random_id     (void);
 
 G_END_DECLS