/**
* logic for uploading an image
*
* @access public
* @return void
* @since 0.9
*/
function uploadimage()
{
$mainframe =& JFactory::getApplication();
// Check for request forgeries
JRequest::checkToken() or die('Invalid Token');
$elsettings = JComponentHelper::getParams('com_redevent');
$file = JRequest::getVar('userfile', '', 'files', 'array');
$task = JRequest::getVar('task');
// Set FTP credentials, if given
jimport('joomla.client.helper');
JClientHelper::setCredentialsFromRequest('ftp');
//$ftp = JClientHelper::getCredentials('ftp');
//set the target directory
switch ($task) {
case 'venueimgup':
$base_Dir = JPATH_SITE . DS . 'images' . DS . 'redevent' . DS . 'venues' . DS;
break;
case 'eventimgup':
$base_Dir = JPATH_SITE . DS . 'images' . DS . 'redevent' . DS . 'events' . DS;
break;
case 'categoryimgup':
$base_Dir = JPATH_SITE . DS . 'images' . DS . 'redevent' . DS . 'categories' . DS;
break;
}
//do we have an upload?
if (empty($file['name'])) {
echo "<script> alert('" . JText::_('COM_REDEVENT_IMAGE_EMPTY') . "'); window.history.go(-1); </script>\n";
$mainframe->close();
}
//check the image
$check = redEVENTImage::check($file, $elsettings);
if ($check === false) {
$mainframe->redirect($_SERVER['HTTP_REFERER']);
}
//sanitize the image filename
$filename = redEVENTImage::sanitize($base_Dir, $file['name']);
$filepath = $base_Dir . $filename;
//upload the image
if (!JFile::upload($file['tmp_name'], $filepath)) {
echo "<script> alert('" . JText::_('COM_REDEVENT_UPLOAD_FAILED') . "'); window.history.go(-1); </script>\n";
$mainframe->close();
} else {
// create thumbnail
redEVENTImage::thumb($filepath, dirname($filepath) . DS . 'small' . DS . $filename, $elsettings->get('imagewidth'), $elsettings->get('imageheight', 100));
echo "<script> alert('" . JText::_('COM_REDEVENT_UPLOAD_COMPLETE') . "'); window.history.go(-1); window.parent.elSelectImage('{$filename}', '{$filename}'); </script>\n";
$mainframe->close();
}
}
/**
* return full url to thumbnail
*
* @param string image path, relative to joomla images folder
* @return url or false if it doesn't exists
*/
public static function getThumbUrl($path, $maxdim = null)
{
jimport('joomla.filesystem.file');
$app =& JFactory::getApplication();
$settings = redEVENTHelper::config();
if ($maxdim) {
$width = $maxdim;
$height = $maxdim;
} else {
$width = $settings->get('imagewidth', 100);
$height = $settings->get('imageheight', 100);
}
$base = JURI::root();
$thumb_name = md5(basename($path)) . $width . '_' . $height . '.png';
if (dirname($path) != '.') {
$thumb_path = JPATH_SITE . DS . dirname($path) . DS . 're_thumb' . DS . $thumb_name;
$thumb_uri = $base . str_replace("\"", "/", dirname($path)) . '/re_thumb/' . $thumb_name;
} else {
JError::raisewarning(0, JText::sprintf('COM_REDEVENT_THUMBNAILS_WRONG_BASE_PATH', dirname($thumb_path)));
}
if (JFile::exists($thumb_path)) {
return $thumb_uri;
} else {
if (JFile::exists(JPATH_SITE . DS . $path)) {
//try to generate the thumb
if (!JFolder::exists(dirname($thumb_path)) && !JFolder::create(dirname($thumb_path))) {
RedeventHelperLog::simpleLog(sprintf('Can\'t create path for thumbnail: %s', dirname($thumb_path)));
return false;
}
if (redEVENTImage::thumb(JPATH_SITE . DS . $path, $thumb_path, $width, $height)) {
return $thumb_uri;
}
}
}
return false;
}