note 54258 deleted from features.file-upload by felipe

Note Submitter: suri @ suribala dot com 

----

A geneic fileupload class is included here....

<?php

// author: Suri Bala
// freely distributable

class fileupload{

  private $upload_tmp_dir = "/tmp/";  // leading and trailing slash required
  private $file_upload_flag = "off"; 
  private $upload_max_filesize = "100";
  private $allowable_upload_base_dirs = array("/tmp/", "/web/dynawolf/uploads/");
  private $allowable_upload_tmp_dirs = array( "/tmp/");
  private $upload_dir= "/tmp/";  // leading and trailing slash required
  private $upload_file_name;

  function __construct($name) {
      if( is_null($_FILES[$name]) )  {
         echo "Specified file <strong> ".$name." </strong> does not exist in the FILES array. Please check if it exists";
         echo "Exiting...";
         exit;
      }
      $this->getConfigurationSettings();
      if( $this->file_upload_flag == "off" ) {
        echo "File upload capability in the configuration file is turned <strong> off </strong> . Please update the php.ini file.";
        exit;
      }
      $this->upload_file_name = $name;
  }

  private function getConfigurationSettings() {
      $this->file_upload_flag = ini_get('file_uploads');
      $this->upload_tmp_dir = ini_get('upload_tmp_dir');
      $this->upload_max_filesize = ini_get('upload_max_filesize');
      $this->upload_max_filesize = preg_replace('/M/', '000000', $this->upload_max_filesize);
  }

  public function getErrors() {
      return $_FILES[$this->upload_file_name]['error'];
  }

  public function getFileSize() {
      return $_FILES[$this->upload_file_name]['size'];
  }

  public function getFileName() {
      return $_FILES[$this->upload_file_name]['name'];
  }

  public function getTmpName() {
      return $_FILES[$this->upload_file_name]['tmp_name'];
  }

  public function setUploadDir($upload_dir) {
    trim($upload_dir);
    if( $upload_dir[strlen($upload_dir)-1] != "/" ) $upload_dir .= "/"; // add trailing slash
    $can_upload = false;
    foreach( $this->allowable_upload_base_dirs as $dir ) {
       if( $dir == $upload_dir ) {
	 $can_upload = true;
         break;
       }
    }
    if( !$can_upload ) {
       echo "Cannot upload to the dir ->".$upload_dir;
       return;
    }else{
       $this->upload_dir = $upload_dir;
       echo $this->upload_dir;
    }
  }

  public function setTmpUploadDir($upload_tmp_dir) {
    trim($upload_tmp_dir);
    if( $upload_tmp_dir[strlen($upload_tmp_dir)-1] != "/" ) $upload_tmp_dir .= "/"; // add trailing slash
    $can_upload = false;
    foreach( $this->allowable_upload_base_dirs as $dir ) {
       if( $dir == $upload_tmp_dir ) {
	 $can_upload = true;
	 return;
       }
    }
    if( !$can_upload ) {
       echo "Cannot upload to the dir ->".$uplaod_tmp_dir;
       return;
    }
    $this->upload_tmp_dir = $upload_dir;
  }

  public function uploadFile() {
    if( $this->checkMaxMemorySizeLimit() ) {
       echo "File size of ".$this->getFileSize()." greater than allowable limit of ".$this->upload_max_filesize."Please change the configuration setting.";
       return;
    }else{
      if( !move_uploaded_file($this->getTmpName(), $this->upload_dir.$this->getFileName()) ) {
         echo "Failed to upload file ".$this->getTmpName();
      }
    }
  }

  public function checkMaxMemorySizeLimit() {
    if( $this->getFileSize() >  $this->upload_max_filesize ) {
      return true;
    }else{
      return false;
    }
  }

}