xdir_fixed.phpm

Professional PHP5 code for this book

<?php

class xdir {
  
  public $path;
  public $entries = array();
  public $counter = 0;
  public $isRecursive;
  
  public function __construct($path, $recursive = false) {
    if ((substr($path, strlen($path)-1, 1) == "/")  && (strlen($path) != 1)) {
      $path = substr($path, 0, strlen($path)-1);
    };
    $this->path = $path;
    $this->isRecursive = $recursive;
    if ($this->path) {
      $this->_getDirList($this->path);
    };
  }
  
  public function read() {
    if ($this->counter <= (sizeof($this->entries)-1)) {
      $s = ($this->entries[$this->counter]);
      $this->counter++;
      return($s);
    } else {
      return(false);
    };
  }
  
  public function isRecursive() {
    return($this->isRecursive);
  }
  
  public  function rewind() {
    $this->counter = 0;
    return(true);
  }
  
  public  function close() {
    return(true);
  }

  
  public  function _getDirList ($dirName) { 
    $objDir = dir($dirName); 
    if ($objDir) {
      while($strEntry = $objDir->read()) { 
        if ($strEntry != "." && $strEntry != "..") { 
          if (!(is_dir($dirName."/".$strEntry))) { 
            array_push($this->entries, $dirName."/".$strEntry);
          } else {
            if ($this->isRecursive) {
              $this->_getDirList($dirName."/".$strEntry, true); 
            };
          };
        };
      };
      $objDir->close(); 
    };
  } 
};
?>