PHP Zend: My SoapClient resource

application.ini

...

; SOAP configuration
resources.mysoapclient.wsdl = "routetowsdlfile/mysoap.wsdl"
resources.mysoapclient.options.encoding = "UTF-8"

...

Bootstrap.php

<?php

class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
{
    /**
     * Initialize SoapClient
     */
    public function _initMySoapClient()
    {
        $options = $this->getOptions();
        // Load SoapClient WSDL file
        /** @todo Read file path! **/
        $wsdl = $options['resources']['mysoapclient']['wsdl']; 
        // Load SoapClient options
        $options = $options['resources']['mysoapclient']['options'];
        
        return new Zend_Soap_Client($wsdl, $options);
    }
}

My_Zend_Soap_Client.php

<?php

class My_Zend_Soap_Client
{
    /**
     * Constructor
     *
     * @param string $wsdl
     * @param array $options
     */
    public function __construct($wsdl = null, $options = null)
    {
        parent::__construct($wsdl, $options);

        // Init custom PHP SoapClient
        include_once 'routetolib/MySoapClient.php'
        $this->setSoapClient(new MySoapClient($wsdl, $options));
    }

    /**
     * Perform result pre-processing
     *
     * @param array $arguments
     */
    protected function _preProcessResult($result)
    {
        return utf8_decode($result);
    }
}