IXR_IntrospectionServer::call

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Syntax Syntax

IXR_IntrospectionServer::call( $methodname,  $args )

Source Source

File: wp-includes/IXR/class-IXR-introspectionserver.php

    function call($methodname, $args)
    {
        // Make sure it's in an array
        if ($args && !is_array($args)) {
            $args = array($args);
        }

        // Over-rides default call method, adds signature check
        if (!$this->hasMethod($methodname)) {
            return new IXR_Error(-32601, 'server error. requested method "'.$this->message->methodName.'" not specified.');
        }
        $method = $this->callbacks[$methodname];
        $signature = $this->signatures[$methodname];
        $returnType = array_shift($signature);

        // Check the number of arguments
        if (count($args) != count($signature)) {
            return new IXR_Error(-32602, 'server error. wrong number of method parameters');
        }

        // Check the argument types
        $ok = true;
        $argsbackup = $args;
        for ($i = 0, $j = count($args); $i < $j; $i++) {
            $arg = array_shift($args);
            $type = array_shift($signature);
            switch ($type) {
                case 'int':
                case 'i4':
                    if (is_array($arg) || !is_int($arg)) {
                        $ok = false;
                    }
                    break;
                case 'base64':
                case 'string':
                    if (!is_string($arg)) {
                        $ok = false;
                    }
                    break;
                case 'boolean':
                    if ($arg !== false && $arg !== true) {
                        $ok = false;
                    }
                    break;
                case 'float':
                case 'double':
                    if (!is_float($arg)) {
                        $ok = false;
                    }
                    break;
                case 'date':
                case 'dateTime.iso8601':
                    if (!is_a($arg, 'IXR_Date')) {
                        $ok = false;
                    }
                    break;
            }
            if (!$ok) {
                return new IXR_Error(-32602, 'server error. invalid method parameters');
            }
        }
        // It passed the test - run the "real" method call
        return parent::call($methodname, $argsbackup);
    }

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