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<?php
// $HeadURL: https://joomgallery.org/svn/joomgallery/JG-2.0/JG/trunk/components/com_joomgallery/views/image/view.raw.php $
// $Id: view.raw.php 3920 2012-10-02 18:21:10Z chraneco $
/****************************************************************************************\
** JoomGallery 2 **
** By: JoomGallery::ProjectTeam **
** Copyright (C) 2008 - 2012 JoomGallery::ProjectTeam **
** Based on: JoomGallery 1.0.0 by JoomGallery::ProjectTeam **
** Released under GNU GPL Public License **
** License: http://www.gnu.org/copyleft/gpl.html or have a look **
** at administrator/components/com_joomgallery/LICENSE.TXT **
\****************************************************************************************/
defined('_JEXEC') or die('Direct Access to this location is not allowed.');
/**
* Raw View class for the image view
*
* @package JoomGallery
* @since 1.5.5
*/
class JoomGalleryViewImage extends JoomGalleryView
{
/**
* Raw view display method, outputs one image
*
* @param string $tpl The name of the template file to parse
* @return void
* @since 1.5.5
*/
public function display($tpl = null)
{
jimport('joomla.filesystem.file');
$type = JRequest::getWord('type', 'thumb');
$download = JRequest::getCmd('download');
$model = $this->getModel();
$image = $this->get('Image');
$crop_image = false;
$cropwidth = JRequest::getInt('width');
$cropheight = JRequest::getInt('height');
if($cropwidth && $cropheight)
{
$crop_image = true;
}
$img = $this->_ambit->getImg($type.'_path', $image);
$include_watermark = false;
// Check access rights
// If the thumbnail is required, we won't have to do more checks than the
// general access level check in the model.
// Additionally the hit counter gets only increased if we are not
// displaying a thumbnail.
if($type != 'thumb')
{
// Downloading
if($download)
{
// Is the download allowed for the user group of the current user?
if( !$this->_config->get('jg_download')
|| (!$this->_config->get('jg_download_unreg') && !$this->_user->get('id'))
)
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false), JText::_('COM_JOOMGALLERY_COMMON_MSG_NO_ACCESS'), 'error');
}
// Is the download of the requested image type allowed?
if(!$this->_config->get('jg_downloadfile') && $type == 'orig')
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false), JText::_('COM_JOOMGALLERY_COMMON_MSG_NO_ACCESS'), 'notice');
}
if($this->_config->get('jg_downloadfile') == 1 && !JFile::exists($img))
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false), JText::_('COM_JOOMGALLERY_COMMON_MSG_ORIGINAL_NOT_AVAILABLE'), 'notice');
}
if($this->_config->get('jg_downloadfile') == 2 && $type == 'orig')
{
if(!JFile::exists($img))
{
// Offer detail image for download if original images isn't available
$type = 'img';
$img = $this->_ambit->getImg($type.'_path', $image);
}
}
// Include watermark when downloading image?
if($this->_config->get('jg_downloadwithwatermark'))
{
$include_watermark = true;
}
// Trigger event 'onJoomBeforeDownload'
$plugins = $this->_mainframe->triggerEvent('onJoomBeforeDownload', array(&$image, &$img, &$type, &$include_watermark));
if(in_array(false, $plugins, true))
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false));
}
// Message about new download
if(!$this->_user->get('username'))
{
$username = JText::_('COM_JOOMGALLERY_COMMON_GUEST');
}
else
{
$username = $this->_config->get('jg_realname') ? $this->_user->get('name') : $this->_user->get('username');
}
require_once JPATH_COMPONENT.DS.'helpers'.DS.'messenger.php';
$messenger = new JoomMessenger();
$message = array(
'subject' => JText::_('COM_JOOMGALLERY_MESSAGE_NEW_DOWNLOAD_SUBJECT'),
'body' => JText::sprintf('COM_JOOMGALLERY_MESSAGE_NEW_DOWNLOAD_BODY',
$image->imgtitle, $image->imgfilename, $username),
'mode' => 'download'
);
$messenger->send($message);
}
// Displaying, not downloading
else
{
if(!$this->_config->get('jg_showdetailpage') && !$this->_user->get('id'))
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false), JText::_('COM_JOOMGALLERY_COMMON_MSG_NO_ACCESS'), 'notice');
}
// Include watermark when displaying image in the detail view?
if($this->_config->get('jg_watermark'))
{
$include_watermark = true;
}
// Link to original image in detail view or category view
if( ($type == 'orig')
&&
(
( !$this->_config->get('jg_detailpic_open')
&&
( (!$this->_config->get('jg_bigpic') && $this->_user->get('id'))
|| (!$this->_config->get('jg_bigpic_unreg') && !$this->_user->get('id'))
)
)
||
( $this->_config->get('jg_detailpic_open')
&& !$this->_config->get('jg_lightboxbigpic')
)
)
)
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false), JText::_('COM_JOOMGALLERY_COMMON_MSG_NO_ACCESS'), 'notice');
}
}
// Increase hit counter
$model->hit();
}
if(!JFile::exists($img))
{
$this->_mainframe->redirect(JRoute::_('index.php?view=gallery', false), JText::_('COM_JOOMGALLERY_COMMON_MSG_IMAGE_NOT_EXIST'), 'error');
}
$info = getimagesize($img);
switch($info[2])
{
case 1:
$mime = 'image/gif';
break;
case 2:
$mime = 'image/jpeg';
break;
case 3:
$mime = 'image/png';
break;
default:
JError::raiseError(404, JText::sprintf('COM_JOOMGALLERY_COMMON_MSG_MIME_NOT_ALLOWED', $info[2]));
break;
}
// Set mime encoding
$this->_doc->setMimeEncoding($mime);
// Set header to specify the file name
$disposition = 'inline';
if($download)
{
// Allow downloading
$disposition = 'attachment';
}
JResponse::setHeader('Content-disposition', $disposition.'; filename='.basename($img));
// Inlude watermark
if(($include_watermark || $crop_image) && !$model->isGif($img))
{
$img_resource = null;
if($crop_image)
{
$croppos = JRequest::getInt('pos');
$offsetx = JRequest::getInt('x');
$offsety = JRequest::getInt('y');
$img_resource = $model->cropImage($img, $cropwidth, $cropheight, $croppos, $offsetx, $offsety);
}
if($include_watermark)
{
$img_resource = $model->includeWatermark($img, $img_resource, $cropwidth, $cropheight);
}
if(!$img_resource)
{
echo JFile::read($img);
}
else
{
switch($mime)
{
case 'image/gif':
imagegif($img_resource);
break;
case 'image/png':
imagepng($img_resource);
break;
case 'image/jpeg':
$quali = JRequest::getInt('quali', 95);
imagejpeg($img_resource, null, $quali);
break;
default:
JError::raiseError(404, JText::sprintf('COM_JOOMGALLERY_COMMON_MSG_MIME_NOT_ALLOWED', $mime));
break;
}
imagedestroy($img_resource);
}
}
else
{
echo JFile::read($img);
}
}
}
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