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<?php
/**
* @version $Id: captcha.php 636 2008-03-18 09:01:06Z snipersister $
* @package EasyCaptcha
* @link http://www.easy-joomla.org
* @license GNU/GPL
*/
// no direct access
defined( '_JEXEC' ) or die( 'Restricted access' );
jimport( 'joomla.application.component.model' );
class EasyCaptchaModelCaptcha extends JModel
{
var $_data = null;
var $_id = null;
/*
* Constructor that retrieves the ID from the request
*
* @access public
* @return void
*/
function __construct()
{
parent::__construct();
$array = JRequest::getVar('cid', 0, '', 'array');
$this->setId((int)$array[0]);
}
/**
* Method to set the identifier
*
* @access public
* @param int identifier
* @return void
*/
function setId($id)
{
// Set id and wipe data
$this->_id = $id;
$this->_data = null;
}
/**
* Method to get a captcha
* @return object with data
*/
function getData()
{
global $mainframe;
// Load the data
if(empty( $this->_data )) {
$query = ' SELECT * FROM #__easycaptchas '.
' WHERE id = '.$this->_id;
$this->_db->setQuery( $query );
$this->_data = $this->_db->loadObject();
}
if (!$this->_data) {
$this->_data = $this->getTable();
$this->_data->id = 0;
}
return $this->_data;
}
/**
* Method to store a record
*
* @access public
* @return boolean True on success
*/
function store($data)
{
$row =& $this->getTable();
// Bind the form fields to the hello table
if (!$row->bind($data)) {
$this->setError($this->_db->getErrorMsg());
return false;
}
// Make sure the hello record is valid
if (!$row->check()) {
$this->setError($this->_db->getErrorMsg());
return false;
}
// Store the entry to the database
if (!$row->store()) {
$this->setError($this->_db->getErrorMsg());
return false;
}
return true;
}
function uninstall()
{
global $mainframe;
// Initialize variables
$failed = array ();
$id = $this->_id;
// Get a database connector
$db =& JFactory::getDBO();
// Get an installer object for the extension type
jimport('joomla.installer.installer');
$installer = & JInstaller::getInstance();
//set the adapter
require_once JPATH_COMPONENT.DS.'libraries'.DS.'captchaadapter.php';
$Pluginadapter = new CaptchaAdapter($installer);
$installer->setAdapter('captcha', $Pluginadapter );
// Uninstall the chosen extensions
$id = trim( $id );
$result = $installer->uninstall('captcha', $id);
// Build an array of extensions that failed to uninstall
if ($result === false) {
$failed[] = $id;
}
if (count($failed)) {
// There was an error in uninstalling the package
$msg = JText::sprintf('UNINSTALLEXT', JText::_('Captcha'), JText::_('Error'));
$result = false;
} else {
// Package uninstalled sucessfully
$msg = JText::sprintf('UNINSTALLEXT', JText::_('Captcha'), JText::_('Success'));
$result = true;
}
$mainframe->enqueueMessage($msg);
return $result;
}
function publish() {
$cids = JRequest::getVar( 'cid', array(0), 'post', 'array' );
$row =& $this->getTable();
if (!$row->publish( $cids )) {
$this->setError( $row->getError() );
return false;
}
return true;
}
function install()
{
global $mainframe;
//get the package
$package = $this->_getPackageFromUpload();
// Was the package unpacked?
if (!$package) {
return false;
}
// Get an installer instance
jimport('joomla.installer.installer');
$installer =& JInstaller::getInstance();
//set the adapter
require_once JPATH_COMPONENT.DS.'libraries'.DS.'captchaadapter.php';
$Pluginadapter = new CaptchaAdapter($installer);
$installer->setAdapter('captcha', $Pluginadapter );
// Install the package
if($package['type'] != "captcha")
{
$msg = JText::sprintf('INSTALLEXT', JText::_('Captcha'), JText::_('Please provide a captcha package'));
$result = false;
}
elseif (!$installer->install($package['dir'])) {
// There was an error installing the package
$msg = JText::sprintf('INSTALLEXT', JText::_('Captcha'), JText::_('Error'));
$result = false;
} else {
// Package installed sucessfully
$msg = JText::sprintf('INSTALLEXT', JText::_('Captcha'), JText::_('Success'));
$result = true;
}
$mainframe->enqueueMessage($msg);
// Cleanup the install files
if (!is_file($package['packagefile'])) {
$config =& JFactory::getConfig();
$package['packagefile'] = $config->getValue('config.tmp_path').DS.$package['packagefile'];
}
JInstallerHelper::cleanupInstall($package['packagefile'], $package['extractdir']);
return $result;
}
function _getPackageFromUpload()
{
// Get the uploaded file information
$userfile = JRequest::getVar('install_package', null, 'files', 'array' );
// Make sure that file uploads are enabled in php
if (!(bool) ini_get('file_uploads')) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('WARNINSTALLFILE'));
return false;
}
// Make sure that zlib is loaded so that the package can be unpacked
if (!extension_loaded('zlib')) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('WARNINSTALLZLIB'));
return false;
}
// If there is no uploaded file, we have a problem...
if (!is_array($userfile) ) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('No file selected'));
return false;
}
// Check if there was a problem uploading the file.
if ( $userfile['error'] || $userfile['size'] < 1 )
{
JError::raiseWarning('SOME_ERROR_CODE', JText::_('WARNINSTALLUPLOADERROR'));
return false;
}
// Build the appropriate paths
$config =& JFactory::getConfig();
$tmp_dest = $config->getValue('config.tmp_path').DS.$userfile['name'];
$tmp_src = $userfile['tmp_name'];
// Move uploaded file
jimport('joomla.filesystem.file');
$uploaded = JFile::upload($tmp_src, $tmp_dest);
// Unpack the downloaded package file
jimport('joomla.installer.helper');
$package = JInstallerHelper::unpack($tmp_dest);
return $package;
}
}