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diff --git a/includes/api/api_helpers.php b/includes/api/api_helpers.php
index 038c668..5ba321c 100644
--- a/includes/api/api_helpers.php
+++ b/includes/api/api_helpers.php
@@ -1,164 +1,164 @@
<?php
/**
* API helper functions
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* This file provides a functions to output the API message in several formats.
*
* The supported formats are preview (PHP dump), XML, PHP serialize and json.
*
* The XML outputs code uses the following codes:
* - http://www.thedeveloperday.com/xml-beautifier-tool/
* - http://snipplr.com/view/3491/convert-php-array-to-xml-or-simple-xml-object-if-you-wish/
*
* @package Zed
* @subpackage API
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
/**
* The main function for converting to an XML document.
*
- * Pass in a multi dimensional array and this recursively loops through
+ * Pass in a multidimensional array and this recursively loops through
* and builds up an XML document.
*
* @param mixed $data
- * @param string $rootNodeName What you want the root node to be - defaultsto data.
+ * @param string $rootNodeName What you want the root node to be — defaults to data.
* @param SimpleXMLElement $xml Should only be used recursively
* @param string $unknownNodeName Name to give to unknown (numeric) keys
* @return string XML
*/
function toXml($data, $rootNodeName = 'data', $xml = null, $unknownNodeName = 'unknownNode') {
if (!$rootNodeName) {
$rootNodeName = 'data';
}
if (!$unknownNodeName) {
$unknownNodeName = 'unknownNode';
}
// turn off compatibility mode as simple xml throws a wobbly if you don't.
if (ini_get('zend.ze1_compatibility_mode') == 1) {
ini_set('zend.ze1_compatibility_mode', 0);
}
if ($xml == null) {
if (!is_array($data) && !is_object($data)) {
- //We've a singleton
+ //We've got a singleton
if (is_bool($data)) {
$data = $data ? 'true' : 'false';
}
return "<?xml version='1.0' encoding='utf-8'?><$rootNodeName>$data</$rootNodeName>";
}
//Starts with simple document
$xml = simplexml_load_string("<?xml version='1.0' encoding='utf-8'?><$rootNodeName />");
}
// loop through the data passed in.
foreach ($data as $key => $value) {
// no numeric keys in our xml please!
if (is_numeric($key)) {
// make string key...
$key = $unknownNodeName . '_'. (string)$key;
}
- // replace anything not alpha numeric
+ // replace anything not alphanumeric
$key = preg_replace('/[^a-z]/i', '', $key);
//If there is another array found recursively call this function
if (is_array($value)) {
$node = $xml->addChild($key);
//Recursive call.
toXml($value, $rootNodeName, $node, $unknownNodeName);
} elseif (is_object($value)) {
$node = $xml->addChild($key);
foreach ($value as $subkey => $subvalue) {
if ($subkey == "lastError") {
continue;
}
if ($subvalue === null) {
//Ignore null values
continue;
} elseif (is_array($subvalue) || is_object($subvalue)) {
//TODO: test this
//Recursive call.
$subnode = $node->addChild($subkey);
toXml($subvalue, $rootNodeName, $subnode, $unknownNodeName);
} elseif (is_bool($subvalue)) {
$node->addChild($subkey, $subvalue ? 'true' : 'false');
} else {
$node->addChild($subkey, htmlentities($subvalue));
}
}
//die();
//$array = array();
//$node = $xml->addChild($key);
//toXml($value, $rootNodeName, $node, $unknownNodeName);
} elseif (is_bool($value)) {
$xml->addChild($key, $value ? 'true' : 'false');
} else {
//Adds single node.
if ($value || $value === 0) {
$value = htmlentities($value);
$xml->addChild($key, $value);
}
}
}
// pass back as string. or simple xml object if you want!
return $xml->asXML();
}
/**
* Outputs API reply, printing it in the specified format.
*
* The format will be read form $_REQUEST['format'].
*
* @param mixed $reply the reply to format
* @param string $xmlRoot the XML root element name (optional, default value is 'data').
* @param string $xmlChildren the XML children elements name (optional, will be deducted from the context if omitted, or, if not possible, will be unknownNode)
*/
function api_output ($reply, $xmlRoot = null, $xmlChildren = null) {
$format = $_REQUEST['format'] ?? 'preview';
switch ($format) {
case 'preview':
echo '<pre>';
print_r($reply);
echo '</pre>';
break;
case 'php':
echo serialize($reply);
break;
case 'json':
echo json_encode($reply);
break;
case 'xml':
require_once('BeautyXML.class.php');
$bc = new BeautyXML();
echo '<?xml version="1.0" encoding="utf-8"?>';
echo "\n";
echo $bc->format(toXml($reply, $xmlRoot, null, $xmlChildren));
break;
case 'string':
echo $reply;
break;
default:
echo "Unknown API format: $_GET[format]";
break;
}
}

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