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File: include/core/WAFile.lib

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  Classes of philippe thomassigny  >  Dominion  >  include/core/WAFile.lib  >  Download  
File: include/core/WAFile.lib
Role: Auxiliary data
Content type: text/plain
Description: Auxiliary data
Class: Dominion
Build and execute portable SQL queries
Author: By
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Date: 2 years ago
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<?php

/*
    WAFile.lib, DomCore, the WebAbility(r) Core System
    Contains the basic class to manipulate files and directories
    (c) 2008-2012 Philippe Thomassigny

    This file is part of DomCore

    DomCore is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    DomCore 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 DomCore.  If not, see <http://www.gnu.org/licenses/>.
*/

/* @UML_Box
|----------------------------------------------------------------------------|
| WAFile: Files and Directories manipulations                                |
|----------------------------------------------------------------------------|
| - ::dirmask: octal                                                         |
| - ::filemask: octal                                                        |
|----------------------------------------------------------------------------|
| + ::setDirMask($dirmask: octal)                                            |
| + ::getDirMask(): octal                                                    |
| + ::setFileMask($dirmask: octal)                                           |
| + ::getFileMask(): octal                                                   |
| + ::createDirectory($dir: string, $subpath: string [, $mask: octal])       |
| + ::copyFile($origin: string, $destination: string)                        |
| + ::copyStructure($origin: string, $destination: string)                   |
| + ::deleteAll($dir: string, $reConstraint: regexp)                         |
|----------------------------------------------------------------------------|
@End_UML_Box */

class WAFile
{
  private static $dirmask = 0700;
  private static $filemask = 0600;

  static public function setDirMask($dirmask)
  {
    self::$dirmask = $dirmask;
  }

  static public function getDirMask()
  {
    return self::$dirmask;
  }

  static public function setFileMask($filemask)
  {
    self::$filemask = $filemask;
  }

  static public function getFileMask()
  {
    return self::$filemask;
  }

  static public function createDirectory($dir, $subpath, $mask = null)
  {
    // check each sub-component of subpath
    if (!$dir) $dir = '';
    if (!empty($dir) && substr($dir, -1) != '/') $dir .= '/';

    $dirs = explode('/', $subpath);
    if (substr($dir.$subpath, 0, 1) != '/')
    {
      if (WADebug::getOSType() != WADebug::WINDOWS)
        $prepend = str_replace('\\', '/', getcwd()).'/';
      else
        $prepend = '';
    }
    else
      $prepend = '';
    $p = '';
    for($i = 0; $i < count($dirs); $i++)
    {
      clearstatcache();
      $p .= ($i?'/':'').$dirs[$i];
      if ($dir.$p == '')
        continue;
      if(!file_exists($prepend.$dir.$p))
      {
        if (!@mkdir($prepend.$dir.$p, $mask?$mask:self::$dirmask))
          throw new FileException(WAMessage::getMessage('WAFile.mkdirproblem').$prepend.$dir.$p);
      }
    }
    clearstatcache();
  }

  // ======================================================
  // Copy the file from the generic site to the good site
  // the file can either be a true file or a directory
  static public function copyFile($origin, $destination)
  {
    if (is_dir($origin))
    {
      WAFile::createDirectory('', $destination);
      WAFile::copyStructure($origin, $destination);
    }
    elseif (is_file($origin))
      copy($origin, $destination) && chmod($destination, self::$filemask);
    else
      throw new FileException(WAMessage::getMessage('WAFile.unknownfile').$origin);
  }

  // ======================================================
  // Copy the structure (dir/files) from the generic site to the good site
  static public function copyStructure($origin, $destination)
  {
    if (!is_dir($destination))
      mkdir($destination, self::$dirmask);
    $dir = opendir($origin);
    while($file = readdir($dir))
    {
      if($file == '.' || $file == '..')
        continue;
      WAFile::copyFile($origin.'/'.$file, $destination.'/'.$file);
    }
    closedir($dir);
  }

  // ======================================================
  // recursively deletes a directory
  static public function deleteALL($dir, $reConstraint)
  {
    // $dir should not be too tiny string, are we deleting something from the system ?
    // this is a hard security for if your $dir assignation gets any error or so, to not delete wrong stuff
    if (strlen($dir) < 10)
      throw new FileException(WAMessage::getMessage('WAFile.baddir').$dir);
    // $reConstraint is a regular expression applied on the directory to delete,
    // may contain a sub part, or a specific mask to be sure we are deleting what we pretend to delete
    if (!preg_match($reConstraint, $dir))
      throw new FileException(WAMessage::getMessage('WAFile.baddir').$dir);

    if(is_file($dir))
      unlink($dir);
    elseif (is_dir($dir))
    {
      $dd = opendir($dir);
      while($file = readdir($dd))
      {
        if($file == '.' || $file == '..')
          continue;
        if (is_dir($dir.'/'.$file))
        {
          WAFile::deleteAll($dir.'/'.$file, $reConstraint);
          rmdir($dir.'/'.$file);
        }
        elseif (is_file($dir.'/'.$file))
          unlink($dir.'/'.$file);
      }
      closedir($dd);
      rmdir($dir);
    }
    return true;
  }

}

?>