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   1  <?php
   2  /**
   3   * package.xml parsing class, package.xml version 2.0
   4   *
   5   * PHP versions 4 and 5
   6   *
   7   * LICENSE: This source file is subject to version 3.0 of the PHP license
   8   * that is available through the world-wide-web at the following URI:
   9   * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
  10   * the PHP License and are unable to obtain it through the web, please
  11   * send a note to license@php.net so we can mail you a copy immediately.
  12   *
  13   * @category   pear
  14   * @package    PEAR
  15   * @author     Greg Beaver <cellog@php.net>
  16   * @copyright  1997-2006 The PHP Group
  17   * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
  18   * @version    CVS: $Id: v2.php,v 1.19 2006/01/23 17:39:52 cellog Exp $
  19   * @link       http://pear.php.net/package/PEAR
  20   * @since      File available since Release 1.4.0a1
  21   */
  22  /**
  23   * base xml parser class
  24   */
  25  require_once  'PEAR/XMLParser.php';
  26  require_once  'PEAR/PackageFile/v2.php';
  27  /**
  28   * Parser for package.xml version 2.0
  29   * @category   pear
  30   * @package    PEAR
  31   * @author     Greg Beaver <cellog@php.net>
  32   * @copyright  1997-2006 The PHP Group
  33   * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
  34   * @version    Release: @PEAR-VER@
  35   * @link       http://pear.php.net/package/PEAR
  36   * @since      Class available since Release 1.4.0a1
  37   */
  38  class PEAR_PackageFile_Parser_v2 extends PEAR_XMLParser
  39  {
  40      var $_config;
  41      var $_logger;
  42      var $_registry;
  43  
  44      function setConfig(&$c)
  45      {
  46          $this->_config = &$c;
  47          $this->_registry = &$c->getRegistry();
  48      }
  49  
  50      function setLogger(&$l)
  51      {
  52          $this->_logger = &$l;
  53      }
  54      /**
  55       * Unindent given string
  56       *
  57       * @param string $str The string that has to be unindented.
  58       * @return string
  59       * @access private
  60       */
  61      function _unIndent($str)
  62      {
  63          // remove leading newlines
  64          $str = preg_replace('/^[\r\n]+/', '', $str);
  65          // find whitespace at the beginning of the first line
  66          $indent_len = strspn($str, " \t");
  67          $indent = substr($str, 0, $indent_len);
  68          $data = '';
  69          // remove the same amount of whitespace from following lines
  70          foreach (explode("\n", $str) as $line) {
  71              if (substr($line, 0, $indent_len) == $indent) {
  72                  $data .= substr($line, $indent_len) . "\n";
  73              }
  74          }
  75          return $data;
  76      }
  77  
  78      /**
  79       * post-process data
  80       *
  81       * @param string $data
  82       * @param string $element element name
  83       */
  84      function postProcess($data, $element)
  85      {
  86          if ($element == 'notes') {
  87              return trim($this->_unIndent($data));
  88          }
  89          return trim($data);
  90      }
  91  
  92      /**
  93       * @param string
  94       * @param string file name of the package.xml
  95       * @param string|false name of the archive this package.xml came from, if any
  96       * @param string class name to instantiate and return.  This must be PEAR_PackageFile_v2 or
  97       *               a subclass
  98       * @return PEAR_PackageFile_v2
  99       */
 100      function &parse($data, $file, $archive = false, $class = 'PEAR_PackageFile_v2')
 101      {
 102          if (PEAR::isError($err = parent::parse($data, $file))) {
 103              return $err;
 104          }
 105          $ret = new $class;
 106          $ret->setConfig($this->_config);
 107          if (isset($this->_logger)) {
 108              $ret->setLogger($this->_logger);
 109          }
 110          $ret->fromArray($this->_unserializedData);
 111          $ret->setPackagefile($file, $archive);
 112          return $ret;
 113      }
 114  }
 115  ?>