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<?php
// $HeadURL: https://joomgallery.org/svn/joomgallery/JG-1.5/JG/trunk/components/com_joomgallery/models/edit.php $
// $Id: edit.php 3098 2011-05-22 10:48:46Z chraneco $
/****************************************************************************************\
** JoomGallery 1.5.7 **
** By: JoomGallery::ProjectTeam **
** Copyright (C) 2008 - 2011 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.');
/**
* JoomGallery Edit Image model
*
* @package JoomGallery
* @since 1.5.5
*/
class JoomGalleryModelEdit extends JoomGalleryModel
{
/**
* Image ID
*
* @access protected
* @var int
*/
var $_id;
/**
* Image data object
*
* @access protected
* @var object
*/
var $_image;
/**
* Images number
*
* @var integer
*/
var $_total = null;
/**
* Set to true if the current user is an administrator
*
* @access protected
* @var boolean
*/
var $_adminlogged = false;
/**
* Constructor
*
* @access protected
* @return void
* @since 1.5.5
*/
function __construct()
{
parent::__construct();
if($this->_user->get('gid') > 23)
{
$this->_adminlogged = true;
}
$array = JRequest::getVar('id', 0, '', 'array');
$this->setId((int)$array[0]);
}
/**
* Method to set the image identifier
*
* @access public
* @param int $id The image ID
* @return void
* @since 1.5.5
*/
function setId($id)
{
// Set new image ID if valid and wipe data
if(!$id)
{
$this->_mainframe->redirect(JRoute::_('index.php?view=userpanel', false), JText::_('JGS_COMMON_NO_IMAGE_SPECIFIED'), 'notice');
}
// Check access rights
if(!$this->_adminlogged)
{
$authorised = true;
if(!$this->_user->get('id'))
{
$authorised = false;
}
else
{
$this->_db->setQuery('SELECT
id
FROM
'._JOOM_TABLE_IMAGES.'
WHERE
id = '.$id.'
AND owner = '.$this->_user->get('id'));
if(!$this->_db->loadResult())
{
$authorised = false;
}
}
if(!$authorised)
{
JError::raiseError(401, JText::_('JGS_COMMON_MSG_NOT_ALLOWED_TO_EDIT_IMAGE'));
}
}
$this->_id = $id;
$this->_image = null;
}
/**
* Method to get the image data
*
* @access public
* @return object Image data object
* @since 1.5.5
*/
function getImage()
{
if($this->_loadImage())
{
return $this->_image;
}
return false;
}
/**
* Method to load the image data
*
* @access protected
* @return boolean True on success, false otherwise
* @since 1.5.5
*/
function _loadImage()
{
if(empty($this->_image))
{
$row = $this->getTable('joomgalleryimages');
if(!$row->load($this->_id))
{
$row->imgtitle = $this->_mainframe->getUserStateFromRequest('joom.image.imgtitle', 'imgtitle');
$row->imgtext = $this->_mainframe->getUserStateFromRequest('joom.image.imgtext', 'imgtext');
$row->imgauthor = $this->_mainframe->getUserStateFromRequest('joom.image.imgauthor', 'imgauthor');
$row->owner = $this->_mainframe->getUserStateFromRequest('joom.image.owner', 'owner');
$row->published = $this->_mainframe->getUserStateFromRequest('joom.image.published', 'published', 1, 'int');
$row->imgfilename = $this->_mainframe->getUserStateFromRequest('joom.image.imgfilename', 'imgfilename');
$row->imgthumbname = $this->_mainframe->getUserStateFromRequest('joom.image.imgthumbname', 'imgthumbname');
$row->catid = $this->_mainframe->getUserStateFromRequest('joom.image.catid', 'catid', 0, 'int');
$row->thumb_url = null;
//Source category for original and detail picture
#$row->detail_catid = $this->_mainframe->getUserStateFromRequest('joom.image.detail_catid', 'detail_catid', 0, 'int');
//Source category for thumbnail
#$row->thumb_catid = $this->_mainframe->getUserStateFromRequest('joom.image.thumb_catid', 'thumb_catid', 0, 'int');
#$row->copy_original = $this->_mainframe->getUserStateFromRequest('joom.image.copy_original', 'copy_original', 0, 'int');
}
else
{
$row->thumb_url = $this->_ambit->getImg('thumb_url', $row);
}
$this->_image = $row;
}
return true;
}
/**
* Method to store an edited image
*
* @access public
* @return boolean True on success, false otherwise
* @since 1.5.5
*/
function store($data = null)
{
$row = & $this->getTable('joomgalleryimages');
if(is_null($data))
{
$data = JRequest::get('post', 4);
}
// Check whether it is a new category
if($cid = intval($data['id']))
{
$isNew = false;
// Load image data from the database
$row->load($cid);
// Read old category ID
$catid_old = $row->catid;
}
else
{
$isNew = true;
}
// Bind the form fields to the images table
if(!$row->bind($data))
{
$this->setError($row->getError());
return false;
}
/*if($isNew)
{
// Make sure the record is valid
if(!$row->check())
{
$this->setError($row->getError());
return false;
}
//category path for destination category
$catpath = JoomHelper::getCatPath($row->catid);
// source path original and detail
$detail_catpath = JoomHelper::getCatPath($data['detail_catid']);
// source path thumbnail
$thumb_catpath = JoomHelper::getCatPath($data['thumb_catid']);
if(!$this->_newImage($row, $catpath, $detail_catpath, $thumb_catpath))
{
$this->setError(JText::_('Unable to create new images'));
return false;
}
// Store the entry to the database in order to get the new ID
if(!$row->store())
{
JError::raiseError(0, $row->getError());
return false;
}
//successfully stored new image
$row->reorder('catid = '.$row->catid);
return $row->id;
}
*/
/*//clear votes if "clear" checked
if($data['clearPicVotes'])
{
$row->imgvotes = 0;
$row->imgvotesum = 0;
// delete votes for picture
$query = "DELETE FROM #__joomgallery_votes WHERE picid = ".$row->id;
$this->_db->setQuery($query);
if(!$this->_db->query())
{
JError::raiseError(0, $row->getError());
return false;
}
}
*/
$move = false;
if(isset($catid_old) && $catid_old != $row->catid)
{
// If there isn't an administrator trying to move the image do an access check for the selected category
$move = true;
$checked = false;
if(!$this->_adminlogged)
{
// For this check whether the category is in the allowed categories
$catids = explode(',', $this->_config->get('jg_category'));
if(!in_array($row->catid, $catids))
{
// If it isn't in the allowed categories check whether the user owns the category
// or if 'jg_userowncatsupload' ('Upload images only on own categories') is set to 'No'
// whether any user owns the category
$query = 'SELECT
cid
FROM
'._JOOM_TABLE_CATEGORIES.'
WHERE
cid = '.$row->catid;
if($this->_config->get('jg_userowncatsupload'))
{
$query .= '
AND owner = '.$this->_user->get('id');
}
else
{
$query .= '
AND owner != 0';
}
$this->_db->setQuery($query);
if(!$this->_db->loadResult())
{
// If that's not the case a category was selected which the user isn't
// allowed to select.
// So store the image in the old category and leave a message.
$move = false;
$row->catid = $catid_old;
$this->_mainframe->enqueueMessage(JText::_('JGS_COMMON_MSG_NOT_ALLOWED_STORE_IMAGE_IN_CATEGORY'), 'notice');
}
$checked = true;
}
}
if(!$checked)
{
// Check whether the new category is a valid one if the check wasn't done afore
$query = 'SELECT
COUNT(cid)
FROM
'._JOOM_TABLE_CATEGORIES.'
WHERE
cid = '.$row->catid;
$this->_db->setQuery($query);
if(!$this->_db->loadResult())
{
// If that's not the case store the image in the old category and leave a message
$move = false;
$row->catid = $catid_old;
$this->_mainframe->enqueueMessage(JText::_('JGS_COMMON_MSG_NO_VALID_CATEGORY_SELECTED'), 'notice');
}
}
}
if($move && !$this->moveImage($row, $row->catid, $catid_old))
{
$this->_mainframe->enqueueMessage(JText::_('JGS_EDITIMAGE_MSG_COULD_NOT_MOVE_IMAGE'), 'notice');
return false;
}
else
{
// Make sure the record is valid
if(!$row->check())
{
$this->setError($row->getError());
return false;
}
// Store the entry to the database
if(!$row->store())
{
$this->setError($row->getError());
return false;
}
}
// Successfully stored image (and moved)
$row->reorder('catid = '.$row->catid);
if(isset($catid_old) && $catid_old != $row->catid)
{
$row->reorder('catid = '.$catid_old);
}
return $row->id;
}
/**
* Method to delete an image
*
* @access public
* @return boolean True on success, false otherwise
* @since 1.5.5
*/
function delete()
{
jimport('joomla.filesystem.file');
$row = & $this->getTable('joomgalleryimages');
$row->load($this->_id);
// Database query to check if there are other images which this
// thumbnail is assigned to and how many of them exist
$this->_db->setQuery("SELECT
COUNT(id)
FROM
"._JOOM_TABLE_IMAGES."
WHERE
imgthumbname = '".$row->imgthumbname."'
AND id != ".$row->id."
AND catid = ".$row->catid
);
$thumb_count = $this->_db->loadResult();
// Database query to check if there are other images which this
// detail image is assigned to and how many of them exist
$this->_db->setQuery("SELECT
COUNT(id)
FROM
"._JOOM_TABLE_IMAGES."
WHERE
imgfilename = '".$row->imgfilename."'
AND id != ".$row->id."
AND catid = ".$row->catid
);
$img_count = $this->_db->loadResult();
// Delete the thumbnail if there are no other images
// in same category assigned to it
if(!$thumb_count)
{
$thumb = $this->_ambit->getImg('thumb_path', $row);
if(!JFile::delete($thumb))
{
// If thumbnail is not deleteable raise an error message and abort
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_DELETE_THUMB', $thumb));
return false;
}
}
// Delete the detail if there are no other detail and
// original images from same category assigned to it
if(!$img_count)
{
$img = $this->_ambit->getImg('img_path', $row);
if(!JFile::delete($img))
{
// If detail is not deleteable raise an error message and abort
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_DELETE_IMAGE', $img));
return false;
}
// Original exists?
$orig = $this->_ambit->getImg('orig_path', $row);
if(JFile::exists($orig))
{
// Delete it
if(!JFile::delete($orig))
{
// If original is not deleteable raise an error message and abort
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_DELETE_ORIG', $orig));
return false;
}
}
}
// Delete the corresponding database entries of the comments
$this->_db->setQuery("DELETE
FROM
"._JOOM_TABLE_COMMENTS."
WHERE
cmtpic = ".$this->_id
);
if(!$this->_db->query())
{
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_DELETE_COMMENTS', $this->_id));
}
// Delete the corresponding database entries of the name tags
$this->_db->setQuery("DELETE
FROM
"._JOOM_TABLE_NAMESHIELDS."
WHERE
npicid = ".$this->_id
);
if(!$this->_db->query())
{
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_DELETE_NAMETAGS', $this->_id));
}
// Delete the database entry of the image
if(!$row->delete())
{
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_DELETE_IMAGE_DATA', $this->_id));
return false;
}
// Image successfully deleted
$row->reorder('catid = '.$row->catid);
return true;
}
/**
* Moves image into another category
* (The given image data is only stored in the database if old and new category are different from each other)
*
* @access public
* @param object $item Holds the data of the image to move, if it's not an object we will try to retrieve the data from the database
* @param int $catid_new The ID of the category to which the image should be moved
* @param int $catid_old The ID of the old category of the image
* @return boolean True on success, false otherwise
* @since 1.5.5
*/
function moveImage(&$item, $catid_new, $catid_old = 0)
{
jimport('joomla.filesystem.file');
// If we just have the image ID
if(!is_object($item))
{
$id = intval($item);
$item = $this->getTable('joomgalleryimages');
$item->load($id);
$catid_old = $item->catid;
}
// If the image is already in the correct category return true
if($catid_new == $catid_old)
{
return true;
}
$catpath_old = JoomHelper::getCatPath($catid_old);
$catpath_new = JoomHelper::getCatPath($catid_new);
// Database query to check if there are other images which this
// thumbnail is assigned to and how many of them exist
$query = "SELECT
COUNT(id)
FROM
"._JOOM_TABLE_IMAGES."
WHERE
imgthumbname = '".$item->imgthumbname."'
AND id != ".$item->id."
AND catid = ".$catid_old;
$this->_db->setQuery($query);
$thumb_count = $this->_db->loadResult();
// Check if thumbnail already exists in source directory and
// if it doesn't already exist in destination directory.
// If that's the case the file will not be copied.
$thumb_created = false;
$thumb_source = $this->_ambit->get('thumb_path').$catpath_old.$item->imgthumbname;
$thumb_dest = $this->_ambit->get('thumb_path').$catpath_new.$item->imgthumbname;
if(JFile::exists($thumb_dest))
{
JError::raiseNotice(0, JText::_('JGS_EDITIMAGE_MSG_DEST_THUMB_ALREADY_EXISTS'));
if($thumb_count && JFile::exists($thumb_source))
{
JFile::delete($thumb_source);
}
}
else
{
if(!JFile::exists($thumb_source))
{
JError::raiseWarning(500, JText::sprintf('JGS_EDITIMAGE_MSG_SOURCE_THUMB_NOT_EXISTS', $thumb_source));
return false;
}
else
{
// If there is no image remaining in source directory
// which uses the file
if(!$thumb_count)
{
// Move the thumbnail
$result = JFile::move($thumb_source, $thumb_dest);
}
else
{
// Otherwise just copy the thumbnail in order that it remains in the source directory
$result = JFile::copy($thumb_source, $thumb_dest);
}
// If not succesful raise an error message and abort
if(!$result)
{
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_MOVE_THUMB', JPath::clean($thumb_dest)));
return false;
}
// Set control variable according to the successful move/copy procedure
$thumb_created = true;
}
}
// Database query to check if there are other images which this
// file is assigned to and how many of them exist
$query = "SELECT
COUNT(id)
FROM
"._JOOM_TABLE_IMAGES."
WHERE
imgfilename = '".$item->imgfilename."'
AND id != ".$item->id."
AND catid = ".$catid_old;
$this->_db->setQuery($query);
$img_count = $this->_db->loadResult();
// Same procedure with the detail image
// In case of error roll previous copy/move procedure back
$img_created = false;
$img_source = $this->_ambit->get('img_path').$catpath_old.$item->imgfilename;
$img_dest = $this->_ambit->get('img_path').$catpath_new.$item->imgfilename;
if(JFile::exists($img_dest))
{
JError::raiseNotice(0, JText::_('JGS_EDITIMAGE_MSG_DEST_IMG_ALREADY_EXISTS'));
if($img_count && JFile::exists($img_source))
{
JFile::delete($img_source);
}
}
else
{
if(!JFile::exists($img_source))
{
JError::raiseWarning(500, JText::sprintf('JGS_EDITIMAGE_MSG_SOURCE_IMG_NOT_EXISTS', $img_source));
return false;
}
else
{
if(!$img_count)
{
$result = JFile::move($img_source, $img_dest);
}
else
{
$result = JFile::copy($img_source, $img_dest);
}
if(!$result)
{
if($thumb_created)
{
if(!$thumb_count)
{
JFile::move($thumb_dest, $thumb_source);
}
else
{
JFile::delete($thumb_dest);
}
}
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_MOVE_IMG', JPath::clean($img_dest)));
return false;
}
// Set control variable according to the successful move/copy procedure
$img_created = true;
}
}
// Go on with original image
$orig_source = $this->_ambit->get('orig_path').$catpath_old.$item->imgfilename;
$orig_dest = $this->_ambit->get('orig_path').$catpath_new.$item->imgfilename;
if(JFile::exists($orig_dest))
{
JError::raiseNotice(0, JText::_('JGS_EDITIMAGE_MSG_DEST_ORIG_ALREADY_EXISTS'));
if($img_count && JFile::exists($orig_source))
{
JFile::delete($orig_source);
}
}
else
{
if(JFile::exists($orig_source))
{
if(!$img_count)
{
$result = JFile::move($orig_source, $orig_dest);
}
else
{
$result = JFile::copy($orig_source, $orig_dest);
}
if(!$result)
{
if($thumb_created)
{
if(!$thumb_count)
{
JFile::move($thumb_dest, $thumb_source);
}
else
{
JFile::delete($thumb_dest);
}
}
if($img_created)
{
if(!$img_count)
{
JFile::move($img_dest, $img_source);
}
else
{
JFile::delete($img_dest);
}
}
JError::raiseWarning(100, JText::sprintf('JGS_EDITIMAGE_MSG_COULD_NOT_MOVE_ORIG', JPath::clean($orig_dest)));
return false;
}
}
}
// If all folder operations for the image were successful
// modify the database entry
$item->catid = $catid_new;
$item->ordering = $item->getNextOrder('catid = '.$catid_new);
// Make sure the record is valid
if(!$item->check())
{
JError::raiseWarning($item->getError());
return false;
}
// Store the entry to the database
if(!$item->store())
{
JError::raiseWarning($item->getError());
return false;
}
return true;
}
/**
* Returns true if the current user is an administrator
*
* @access public
* @return boolean True, if the current user is an administrator, false otherwise
* @since 1.5.5
*/
function getAdminLogged()
{
return $this->_adminlogged;
}
/**
* Method to publish resp. unpublish an image
*
* @access public
* @return boolean True on success, false otherwise
* @since 1.5.7
*/
function publish()
{
$row = &$this->getTable('joomgalleryimages');
$row->load($this->_id);
// Remember old state for check at the end whether the change was successful
$published = $row->published;
$row->published = 1 - $row->published;
if(!$row->check())
{
$this->setError($row->getError());
return false;
}
if(!$row->store())
{
$this->setError($row->getError());
}
// If publishing or unpublishung wasn't successful, return false
if($row->published == $published)
{
return false;
}
return true;
}
}