<?php
/**
 * This file contains a class for utility methods and/or wrappers for built-in
 *  Wordpress API calls
 *
 * @author Kenny Katzgrau <katzgrau@gmail.com>
 */

/**
 * The class contains a number of utility methods that may be needed by various
 *  parts of WPSearch
 */
class Compassion_Utility
{
    /**
     * Sets a Wordpress option
     * @param string $name The name of the option to set
     * @param string $value The value of the option to set
     */
    public static function setOption($name, $value)
    {
        if($value != '')
        {
            if (get_option($name) !== FALSE)
            {
                update_option($name, $value);
            }
            else
            {
                $deprecated = '';
                $autoload   = 'no';
                add_option($name, $value, $deprecated, $autoload);
            }
        }
    }

    /**
     * Gets a Wordpress option
     * @param string    $name The name of the option
     * @param mixed     $default The default value to return if one doesn't exist
     * @return string   The value if the option does exist
     */
    public static function getOption($name, $default = FALSE)
    {
        $value = get_option($name);
        if( $value !== FALSE ) return stripslashes ($value);
        return $default;
    }

    /**
     * Get a value from an associative array. The specified key may or may
     *  not exist.
     * @param array $array Array to grab the value from
     * @param mixed $key The key to check the array
     * @param mixed $default A value to return if the key doesn't exist int he array (default is FALSE)
     * @return mixed The value if the key exists, and the default if it doesn't
     */
    public static function arrayGet($array, $key, $default = FALSE)
    {
        if(array_key_exists($key, $array))
            return $array[$key];
        else
            return $default;
    }
}