parseFolderPath.php

<?php


/***********************************************************
 Copyright (C) 2008 Hewlett-Packard Development Company, L.P.

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 version 2 as published by the Free Software Foundation.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 ***********************************************************/

class parseFolderPath
{
  public $page;
  public $host;
  public $filesWithLicense;
  private $test;

  function __construct($page, $url)
  {
    /* to do: check for http?  if not return null...)? */
    if (empty ($page))
    {
      return;
    }
    $this->page = $page;
    if (empty ($url))
    {
      return;
    }
    $this->host = getHost($url);
  }

   function countFiles()
   {
    /* Extract the folder path line from the page */
    $regExp = "Folder<\/b>:.*?/font>";
    $numberMatched = preg_match_all("|$regExp|s", $this->page, $pathLines, PREG_SET_ORDER);
    $this->filesWithLicense = $pathLines;
    //print "PFP:countFiles:matched is:$numberMatched\nFilesWithLicense:\n";
    //print_r($this->filesWithLicense) . "\n";
    
    return($numberMatched);
   }

  function parseFolderPath() {

    $paths = array();

    /* Gather up the line(s) with Folder*/
    $this->countFiles();
    foreach ($this->filesWithLicense as $aptr)
    {
      foreach ($aptr as $path)
      {
        $paths[] = $path;
      }
    }
    foreach ($paths as $apath)
    {
      $regExp = ".*?href='(.*?)'>(.*?)<\/a>(.*?)<";
      $matches = preg_match_all("|$regExp|i", $apath, $pathList, PREG_SET_ORDER);
      if ($matches > 0)
      {
        $dirList[] = $this->_createRtnArray($pathList, $matches);
        return ($dirList);
      } else
      {
        return (array ());
      }

    }
  } // parseFolderPath
  
  function _createRtnArray($list, $matches)
  {
    global $host;

    /*
     * The last entry in the array is always a leaf name with no link
     * but it has to be cleaned up a bit....
     */
    
    for ($i = 0; $i < $matches; $i++)
    {
      $cleanKey = trim($list[$i][2], "\/<>b");
      if (empty ($cleanKey))
      {
        continue;
      }
      // Make a real link that can be used
      $partLink = $list[$i][1];
      $link = makeUrl($this->host, $partLink);
      $rtnList[$cleanKey] = $link;
      /* check for anything in the leaf entry, if there is, remove
       * the preceeding /
       */
      if (!empty ($list[$i][3]))
      {
        $cleanKey = trim($list[$i][3], "\/ ");
        if (empty ($cleanKey))
        {
          continue;
        }
        $rtnList[$cleanKey] = NULL;
      }
    }
    return ($rtnList);
  } // _createRtnArray

  public function setPage($page)
  {
    if (!empty ($page))
    {
      $this->page = $page;
    }
  }
}
?>