v2.php

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<?php
require_once 'PEAR/XMLParser.php';
require_once 'PEAR/PackageFile/v2.php';
class PEAR_PackageFile_Parser_v2 extends PEAR_XMLParser
{
    var $_config;
    var $_logger;
    var $_registry;
 
    function setConfig(&$c)
    {
        $this->_config = &$c;
        $this->_registry = &$c->getRegistry();
    }
 
    function setLogger(&$l)
    {
        $this->_logger = &$l;
    }

    function _unIndent($str)
    {
        // remove leading newlines
        $str = preg_replace('/^[\r\n]+/', '', $str);
        // find whitespace at the beginning of the first line
        $indent_len = strspn($str, " \t");
        $indent = substr($str, 0, $indent_len);
        $data = '';
        // remove the same amount of whitespace from following lines
        foreach (explode("\n", $str) as $line) {
            if (substr($line, 0, $indent_len) == $indent) {
                $data .= substr($line, $indent_len) . "\n";
            } else {
                $data .= $line . "\n";
            }
        }
        return $data;
    }

    function postProcess($data, $element)
    {
        if ($element == 'notes') {
            return trim($this->_unIndent($data));
        }
        return trim($data);
    }

    function parse($data, $file = null, $archive = false, $class = 'PEAR_PackageFile_v2')
    {
        if (PEAR::isError($err = parent::parse($data))) {
            return $err;
        }
 
        $ret = new $class;
        $ret->encoding = $this->encoding;
        $ret->setConfig($this->_config);
        if (isset($this->_logger)) {
            $ret->setLogger($this->_logger);
        }
 
        $ret->fromArray($this->_unserializedData);
        $ret->setPackagefile($file, $archive);
        return $ret;
    }
}