Sindbad~EG File Manager

<?php

namespace PrestoPlayer\Models;

class Setting
{
    const PREFIX = 'presto_player';

    public static function getGroupName($group)
    {
        return self::PREFIX . "_{$group}";
    }

    /**
     * Get the option group
     *
     * @param string $group
     * @return mixed
     */
    public static function getGroup($group)
    {
        return \get_option(self::getGroupName($group));
    }

    /**
     * Get an individual option from the group
     *
     * @param string $group Group name.
     * @param string $name Field name.
     * @param string $default Default value if nothing is found.
     * 
     * @return mixed
     */
    public static function get($group, $name = '', $default = null)
    {
        $option = self::getGroup($group);

        if (!$name) {
            return $option;
        }
        return isset($option[$name]) ? $option[$name] : $default;
    }

    /**
     * Set an individual option
     *
     * @param string $group Group name
     * @param string $name Field name
     * @param mixed $value Field value
     * 
     * @return boolean Whether the option updated
     */
    public static function set($group, $name, $value)
    {
        // get stored group
        $stored = (array) self::getGroup($group);
        $stored = array_filter(
            $stored,
            function ($key) {
                return is_string($key);
            },
            ARRAY_FILTER_USE_KEY
        );
        $stored[$name] = $value;
        return \update_option(self::getGroupName($group), $stored);
    }

    public static function update($group, $name, $value)
    {
        // get stored group
        $stored = (array) self::getGroup($group);
        $stored = array_filter(
            $stored,
            function ($key) {
                return is_string($key);
            },
            ARRAY_FILTER_USE_KEY
        );
        $stored[$name] = $value;
        return \update_option(self::getGroupName($group), $stored);
    }

    /**
     * Delete an option
     *
     * @param string $group
     * @param string $name
     * @return boolean
     */
    public static function delete($group, $name)
    {
        $stored = (array) self::getGroup($group);
        unset($stored[$name]);
        return \update_option(self::getGroupName($group), $stored);
    }

    public static function deleteAll($group)
    {
        delete_option(self::getGroupName($group));
    }

    public static function getDefaultColor()
    {
        return apply_filters('presto_player_default_color', '#00b3ff');
    }
}