C:/xampp/htdocs/moodle/lib/zend/Zend/Service/Technorati/Utils.php

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<?php
class Zend_Service_Technorati_Utils
{
    public static function normalizeUriHttp($input)
    {
        // allow null as value
        if ($input === null) {
            return null;
        }

        require_once 'Zend/Uri.php';
        if ($input instanceof Zend_Uri_Http) {
            $uri = $input;
        } else {
            try {
                $uri = Zend_Uri::factory((string) $input);
            }
            // wrap exception under Zend_Service_Technorati_Exception object
            catch (Exception $e) {
                require_once 'Zend/Service/Technorati/Exception.php';
                throw new Zend_Service_Technorati_Exception($e->getMessage(), 0, $e);
            }
        }

        // allow inly Zend_Uri_Http objects or child classes
        if (!($uri instanceof Zend_Uri_Http)) {
            require_once 'Zend/Service/Technorati/Exception.php';
            throw new Zend_Service_Technorati_Exception(
                "Invalid URL $uri, only HTTP(S) protocols can be used");
        }

        return $uri;
    }
    public static function normalizeDate($input)
    {
        require_once 'Zend/Date.php';
        require_once 'Zend/Locale.php';

        // allow null as value and return valid Zend_Date objects
        if (($input === null) || ($input instanceof Zend_Date)) {
            return $input;
        }

        // due to a BC break as of ZF 1.5 it's not safe to use Zend_Date::isDate() here
        // see ZF-2524, ZF-2334
        if (@strtotime($input) !== FALSE) {
            return new Zend_Date($input);
        } else {
            require_once 'Zend/Service/Technorati/Exception.php';
            throw new Zend_Service_Technorati_Exception("'$input' is not a valid Date/Time");
        }
    }

}