SetCharset.php

<?php

require_once 'Generic.php';

/**
 * Converter: mysql_set_charset.
 *
 * @category   Functions
 *
 * @author     Nokim <nokim@ukr.net>
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 */
class MySQLConverterTool_Function_SetCharset extends MySQLConverterTool_Function_Generic
{
    public $new_name = 'mysqli_set_charset';

    public function __construct()
    {
    }

    public function handle(array $params = array())
    {

        // bool mysql_select_db ( string database_name [, resource link_identifier] )
        // mixed mysqli_query ( mysqli link, string query [, int resultmode] )

        if (count($params) < 1 || count($params) > 2) {
            return array(self::PARSE_ERROR_WRONG_PARAMS, null);
        }

        @list($charset, $conn) = $this->extractParamValues($params);
        if (is_null($conn)) {
            $conn = $this->ston_name;
        }

        list($charset, $charset_type) = $this->extractValueAndType(trim($charset));
        if ('const' == $charset_type) {
            $ret = sprintf('((bool)mysqli_set_charset(%s, constant(\'%s\')))', $conn, $charset);
        } else {
            $ret = sprintf('((bool)mysqli_set_charset(%s, "%s"))', $conn, $charset);
        }

        return array(null, $ret);
    }

    public function getConversionHint()
    {
        return 'Direct mapping to mysqli_set_charset with swapping parameters.';
    }
}