GP_Project::set_difference_from PHP Méthode

    public function set_difference_from($other_project)
    {
        $this_sets = (array) GP::$translation_set->by_project_id($this->id);
        $other_sets = (array) GP::$translation_set->by_project_id($other_project->id);
        $added = array();
        $removed = array();
        foreach ($other_sets as $other_set) {
            if (!gp_array_any(array($this, '_compare_set_item'), $this_sets, $other_set)) {
                $added[] = $other_set;
            }
        }
        foreach ($this_sets as $this_set) {
            if (!gp_array_any(array($this, '_compare_set_item'), $other_sets, $this_set)) {
                $removed[] = $this_set;
            }
        }
        return array('added' => $added, 'removed' => $removed);
    }