class_FileAttribute.inc

<?php
/*
  This code is part of FusionDirectory (http://www.fusiondirectory.org/)
  Copyright (C) 2012-2016  FusionDirectory

  This program 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 2 of the License, or
  (at your option) any later version.

  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 St, Fifth Floor, Boston, MA 02110-1301, USA.
*/

/*! \brief This class allow to handle easily an File LDAP attribute
 *
 */
class FileAttribute extends Attribute
{
  protected $binary = TRUE;

  function loadPostValue()
  {
    $this->postValue = $this->value;
    if (!empty($_FILES[$this->getHtmlId()]['name']) && $this->isVisible()) {
      if ($_FILES[$this->getHtmlId()]['size'] <= 0) {
        msg_dialog::display(_("Error"), sprintf(_("Cannot read uploaded file: %s"), _("file is empty")), ERROR_DIALOG);
      } elseif (!file_exists($_FILES[$this->getHtmlId()]['tmp_name'])) {
        // Is there a tmp file, which we can use ?
        msg_dialog::display(_("Error"), sprintf(_("Cannot read uploaded file: %s"), _("file not found")), ERROR_DIALOG);
      } elseif (!$handle = @fopen($_FILES[$this->getHtmlId()]['tmp_name'], "r")) {
        // Can we open the tmp file, for reading
        msg_dialog::display(_("Error"), sprintf(_("Cannot read uploaded file: %s"), _("file not readable")), ERROR_DIALOG);
      } else {
        // Everything just fine :)

        // Reading content
        $this->readFile($handle);
      }
      // so that we only handle the file once
      $_FILES[$this->getHtmlId()]['name'] = "";
    }
  }

  /*! \brief This function read the file from the given handle and then closes it
   *
   *  \param filehandle $handle The handle on the opened uploaded file
   */
  function readFile($handle)
  {
    $postValue = fread($handle, 1024);
    while (!feof($handle)) {
      $postValue .= fread($handle, 1024);
    }
    $this->setPostValue($postValue);
    @fclose($handle);
  }

  function renderFormInput ()
  {
    $id = $this->getHtmlId();
    $display = $this->renderInputField('file', $id);
    return $this->renderAcl($display);
  }