<?php
    if(!defined('__XE__')) exit();

    /**
     * @file ./addons/blogapi/blogapi.func.php
     * @author NHN (developers@xpressengine.com)
     * @brief Function collections for the implementation of blogapi
     **/
    
    // Error messages
    function getXmlRpcFailure($error, $message) {
        return 
            sprintf(
                "<methodResponse>\n<fault><value><struct>\n<member>\n<name>faultCode</name>\n<value><int>%d</int></value>\n</member>\n<member>\n<name>faultString</name>\n<value><string>%s</string></value>\n</member>\n</struct></value></fault>\n</methodResponse>\n",
                $error,
                htmlspecialchars($message)
            );
    }
    // Display results
    function getXmlRpcResponse($params) {
        $buff = '<?xml version="1.0" encoding="utf-8"?>'."\n<methodResponse><params>";
        $buff .= _getEncodedVal($params);
        $buff .= "</params>\n</methodResponse>\n";

        return $buff;
    }
    // Encoding
    function _getEncodedVal($val, $is_sub_set = false) {
        if(is_int($val)) $buff = sprintf("<value><i4>%d</i4></value>", $val);
        elseif(is_string($val)&&preg_match('/^([0-9]+)T([0-9\:]+)$/', $val)) $buff = sprintf("<value><dateTime.iso8601>%s</dateTime.iso8601></value>\n", $val);
        elseif(is_double($val)) $buff = sprintf("<value><double>%f</double></value>", $val);
        elseif(is_bool($val)) $buff = sprintf("<value><boolean>%d</boolean></value>", $val?1:0);
        elseif(is_object($val)) {
            $values = get_object_vars($val);
            $val_count = count($values);
            $buff = "<value><struct>";
            foreach($values as $k => $v) {
               $buff .= sprintf("<member>\n<name>%s</name>\n%s</member>\n", htmlspecialchars($k), _getEncodedVal($v, true));
            }
            $buff .= "</struct></value>\n";
        } elseif(is_array($val)) {
            $val_count = count($val);
            $buff = "<value><array>\n<data>";
            for($i=0;$i<$val_count;$i++) {
                $buff .= _getEncodedVal($val[$i], true);
            }
            $buff .= "</data>\n</array></value>";
        } else {
            $buff = sprintf("<value><string>%s</string></value>\n", $val);
        }
        if(!$is_sub_set) return sprintf("<param>\n%s</param>", $buff);
        return $buff;
    }
    // Display the result
    function printContent($content) {
        header("Content-Type: text/xml; charset=UTF-8");
        header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
        header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
        header("Cache-Control: no-store, no-cache, must-revalidate");
        header("Cache-Control: post-check=0, pre-check=0", false);
        header("Pragma: no-cache");
        print $content;
        Context::close();
        exit();
    }
?>
