warnings.php
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<?php
/**
* @package Joomla.Administrator
* @subpackage com_installer
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Installer Warnings Model
*
* @since 1.6
*/
class InstallerModelWarnings extends JModelList
{
/**
* Extension Type
* @var string
*/
public $type = 'warnings';
/**
* Return the byte value of a particular string.
*
* @param string $val String optionally with G, M or K suffix
*
* @return integer size in bytes
*
* @since 1.6
*/
public function return_bytes($val)
{
if (empty($val))
{
return 0;
}
$val = trim($val);
preg_match('#([0-9]+)[\s]*([a-z]+)#i', $val, $matches);
$last = '';
if (isset($matches[2]))
{
$last = $matches[2];
}
if (isset($matches[1]))
{
$val = (int) $matches[1];
}
switch (strtolower($last))
{
case 'g':
case 'gb':
$val *= 1024;
case 'm':
case 'mb':
$val *= 1024;
case 'k':
case 'kb':
$val *= 1024;
}
return (int) $val;
}
/**
* Load the data.
*
* @return array Messages
*
* @since 1.6
*/
public function getItems()
{
static $messages;
if ($messages)
{
return $messages;
}
$messages = array();
$file_uploads = ini_get('file_uploads');
if (!$file_uploads)
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_FILEUPLOADSDISABLED'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_FILEUPLOADISDISABLEDDESC'));
}
$upload_dir = ini_get('upload_tmp_dir');
if (!$upload_dir)
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_PHPUPLOADNOTSET'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_PHPUPLOADNOTSETDESC'));
}
else
{
if (!is_writeable($upload_dir))
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_PHPUPLOADNOTWRITEABLE'),
'description' => JText::sprintf('COM_INSTALLER_MSG_WARNINGS_PHPUPLOADNOTWRITEABLEDESC', $upload_dir));
}
}
$config = JFactory::getConfig();
$tmp_path = $config->get('tmp_path');
if (!$tmp_path)
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_JOOMLATMPNOTSET'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_JOOMLATMPNOTSETDESC'));
}
else
{
if (!is_writeable($tmp_path))
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_JOOMLATMPNOTWRITEABLE'),
'description' => JText::sprintf('COM_INSTALLER_MSG_WARNINGS_JOOMLATMPNOTWRITEABLEDESC', $tmp_path));
}
}
$memory_limit = $this->return_bytes(ini_get('memory_limit'));
if ($memory_limit < (8 * 1024 * 1024) && $memory_limit != -1)
{
// 8MB
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_LOWMEMORYWARN'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_LOWMEMORYDESC'));
}
elseif ($memory_limit < (16 * 1024 * 1024) && $memory_limit != -1)
{
// 16MB
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_MEDMEMORYWARN'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_MEDMEMORYDESC'));
}
$post_max_size = $this->return_bytes(ini_get('post_max_size'));
$upload_max_filesize = $this->return_bytes(ini_get('upload_max_filesize'));
if ($post_max_size < $upload_max_filesize)
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_UPLOADBIGGERTHANPOST'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_UPLOADBIGGERTHANPOSTDESC'));
}
if ($post_max_size < (8 * 1024 * 1024)) // 8MB
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_SMALLPOSTSIZE'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_SMALLPOSTSIZEDESC'));
}
if ($upload_max_filesize < (8 * 1024 * 1024)) // 8MB
{
$messages[] = array('message' => JText::_('COM_INSTALLER_MSG_WARNINGS_SMALLUPLOADSIZE'),
'description' => JText::_('COM_INSTALLER_MSG_WARNINGS_SMALLUPLOADSIZEDESC'));
}
return $messages;
}
}