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<?php |
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/* |
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* This file is part of the overtrue/wechat. |
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* |
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* (c) overtrue <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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/** |
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* XML.php. |
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* |
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* @author overtrue <[email protected]> |
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* @copyright 2015 overtrue <[email protected]> |
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* |
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* @link https://github.com/overtrue |
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* @link http://overtrue.me |
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*/ |
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namespace EasyWeChat\Support; |
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/** |
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* Class XML. |
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*/ |
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class XML |
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{ |
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/** |
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* XML to array. |
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* |
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* @param string $xml XML string |
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* |
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* @return array |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public static function parse($xml) |
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{ |
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$data = simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA | LIBXML_NOBLANKS); |
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if (is_object($data) && get_class($data) === 'SimpleXMLElement') { |
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$data = self::arrarval($data); |
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} |
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return $data; |
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} |
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/** |
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* XML encode. |
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* |
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* @param mixed $data |
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* @param string $root |
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* @param string $item |
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* @param string $attr |
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* @param string $id |
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* |
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* @return string |
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*/ |
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public static function build( |
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$data, |
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$root = 'xml', |
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$item = 'item', |
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$attr = '', |
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$id = 'id' |
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) { |
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if (is_array($attr)) { |
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$_attr = []; |
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foreach ($attr as $key => $value) { |
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$_attr[] = "{$key}=\"{$value}\""; |
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} |
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$attr = implode(' ', $_attr); |
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} |
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$attr = trim($attr); |
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$attr = empty($attr) ? '' : " {$attr}"; |
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$xml = "<{$root}{$attr}>"; |
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$xml .= self::data2Xml($data, $item, $id); |
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$xml .= "</{$root}>"; |
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return $xml; |
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} |
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/** |
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* Build CDATA. |
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* |
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* @param string $string |
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* |
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* @return string |
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*/ |
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public static function cdata($string) |
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{ |
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return sprintf('<![CDATA[%s]]>', $string); |
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} |
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/** |
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* Object to array. |
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* |
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* @param string $data |
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* |
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* @return array |
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*/ |
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private static function arrarval($data) |
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{ |
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if (is_object($data) && get_class($data) === 'SimpleXMLElement') { |
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$data = (array) $data; |
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} |
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if (is_array($data)) { |
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foreach ($data as $index => $value) { |
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$data[$index] = self::arrarval($value); |
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} |
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} |
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return $data; |
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} |
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/** |
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* Array to XML. |
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* |
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* @param array $data |
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* @param string $item |
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* @param string $id |
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* |
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* @return string |
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*/ |
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private static function data2Xml($data, $item = 'item', $id = 'id') |
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{ |
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$xml = $attr = ''; |
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foreach ($data as $key => $val) { |
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if (is_numeric($key)) { |
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$id && $attr = " {$id}=\"{$key}\""; |
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$key = $item; |
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} |
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$xml .= "<{$key}{$attr}>"; |
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if ((is_array($val) || is_object($val))) { |
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$xml .= self::data2Xml((array) $val, $item, $id); |
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} else { |
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$xml .= is_numeric($val) ? $val : self::cdata($val); |
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} |
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$xml .= "</{$key}>"; |
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} |
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return $xml; |
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} |
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} |
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overtrue /
wechat
