/**
* Used in the consolidate database function
* Creates images based on an image id or an image name
*/
function regenerateImage()
{
global $mainframe;
global $rsgConfig;
$database =& JFactory::getDBO();
//Check if id or name is set
if (isset($_REQUEST['id'])) {
$id = rsgInstance::getInt('id', null);
$name = galleryUtils::getFileNameFromId($id);
} elseif (isset($_REQUEST['name'])) {
$name = rsgInstance::getVar('name', null);
} else {
$mainframe->redirect("index2.php?option=com_rsgallery2&task=batchupload", JText::_('No fileinformation found. This should never happen!'));
}
//Just for readability of code
$original = JPATH_ORIGINAL . '/' . $name;
$display = JPATH_DISPLAY . '/' . imgUtils::getImgNameDisplay($name);
$thumb = JPATH_THUMB . '/' . imgUtils::getImgNameThumb($name);
if (file_exists($original)) {
//Check if display image exists, if not make it.
if (!file_exists($display)) {
imgUtils::makeDisplayImage($original, NULL, $rsgConfig->get('image_width'));
}
if (!file_exists($thumb)) {
imgUtils::makeThumbImage($original);
}
} else {
if (file_exists($display)) {
copy($display, $original);
}
if (!file_exists($thumb)) {
imgUtils::makeThumbImage($display);
}
}
}
/**
* Deletes one or more records
* @param array An array of unique category id numbers
* @param string The current url option
*/
function removeImages($cid, $option)
{
global $rsgOption, $rsgConfig, $mainframe;
$database =& JFactory::getDBO();
$return = "index.php?option={$option}&rsgOption=images";
if (!is_array($cid) || count($cid) < 1) {
echo "<script> alert('Select an item to delete'); window.history.go(-1);</script>\n";
exit;
}
//Delete images from filesystem
if (count($cid)) {
//Delete images from filesystem
foreach ($cid as $id) {
$name = galleryUtils::getFileNameFromId($id);
$thumb = JPATH_ROOT . $rsgConfig->get('imgPath_thumb') . '/' . imgUtils::getImgNameThumb($name);
$display = JPATH_ROOT . $rsgConfig->get('imgPath_display') . '/' . imgUtils::getImgNameDisplay($name);
$original = JPATH_ROOT . $rsgConfig->get('imgPath_original') . '/' . $name;
if (file_exists($thumb)) {
if (!JFile::delete($thumb)) {
JError::raiseNotice('ERROR_CODE', JText::_('ERROR DELETING THUMB IMAGE') . " " . $thumb);
$mainframe->redirect($return);
return;
}
}
if (file_exists($display)) {
if (!JFile::delete($display)) {
JError::raiseNotice('ERROR_CODE', JText::_('ERROR DELETING DISPLAY IMAGE') . " " . $display);
$mainframe->redirect($return);
return;
}
}
if (file_exists($original)) {
if (!JFile::delete($original)) {
JError::raiseNotice('ERROR_CODE', JText::_('ERROR DELETING ORIGINAL IMAGE') . " " . $original);
$mainframe->redirect($return);
return;
}
}
}
//Delete from database
$cids = implode(',', $cid);
$query = "DELETE FROM #__rsgallery2_files" . "\n WHERE id IN ( {$cids} )";
$database->setQuery($query);
if (!$database->query()) {
echo "<script> alert('" . $database->getErrorMsg() . "'); window.history.go(-1); </script>\n";
}
}
$mainframe->redirect($return, JText::_('Image(s) deleted succesfully!'));
}
/**
* recursively deletes a tree of galleries
* @param id of the gallery
* @todo this is a quick hack. galleryUtils and imgUtils need to be reorganized; and a rsgImage class created to do this proper
*/
function _deleteTree($galleries)
{
global $rsgAccess;
$database =& JFactory::getDBO();
foreach ($galleries as $gallery) {
rsgGalleryManager::_deleteTree($gallery->kids());
// delete images in gallery
foreach ($gallery->items() as $item) {
imgUtils::deleteImage(galleryUtils::getFileNameFromId($item->id));
}
// delete gallery
$id = $gallery->get('id');
if (!is_numeric($id)) {
return false;
}
$query = "DELETE FROM #__rsgallery2_galleries WHERE id = {$id}";
echo "<br>deleting gallery {$id}";
$database->setQuery($query);
if (!$database->query()) {
echo $database->error();
}
// Delete permissions here
$rsgAccess->deletePermissions($id);
}
}
/**
* Retrieves the thumbnail image. presented in the category overview
* @param int Category id
* @param int image height
* @param int image width
* @param string Class name to format thumb view in css files
* @return string html tag, showing the thumbnail
* @todo being depreciated in favor of $rsgGallery->thumb() and $rsgDisplay functions
*/
function getThumb($catid, $height = 0, $width = 0, $class = "")
{
global $mainframe;
$database = JFactory::getDBO();
//Setting attributes for image tag
$imgatt = "";
if ($height > 0) {
$imgatt .= " height=\"{$height}\" ";
}
if ($width > 0) {
$imgatt .= " width=\"{$width}\" ";
}
if ($class != "") {
$imgatt .= " class=\"{$class}\" ";
} else {
$imgatt .= " class=\"rsg2-galleryList-thumb\" ";
}
//If no thumb, show default image.
if (galleryUtils::getFileCount($catid) == 0) {
$thumb_html = "<img {$imgatt} src=\"" . JURI_SITE . "/components/com_rsgallery2/images/no_pics.gif\" alt=\"No pictures in gallery\" />";
} else {
//Select thumb setting for specific gallery("Random" or "Specific thumb")
$sql = "SELECT thumb_id FROM #__rsgallery2_galleries WHERE id = '{$catid}'";
$database->setQuery($sql);
$thumb_id = $database->loadResult();
$list = galleryUtils::getChildList($catid);
if ($thumb_id == 0) {
//Random thumbnail
$sql = "SELECT name FROM #__rsgallery2_files WHERE gallery_id IN ({$list}) AND published=1 ORDER BY rand() LIMIT 1";
$database->setQuery($sql);
$thumb_name = $database->loadResult();
} else {
//Specific thumbnail
$thumb_name = galleryUtils::getFileNameFromId($thumb_id);
}
$thumb_html = "<img {$imgatt} src=\"" . imgUtils::getImgThumb($thumb_name) . "\" alt=\"\" />";
}
return $thumb_html;
}
/**
* Deletes an item through the frontend My Galleries part
*/
function deleteItem()
{
global $rsgAccess, $mainframe;
$my = JFactory::getUser();
$database = JFactory::getDBO();
$id = rsgInstance::getInt('id', '');
if ($id) {
//Get gallery id
$gallery_id = galleryUtils::getCatidFromFileId($id);
//Check if file deletion is allowed in this gallery
if ($rsgAccess->checkGallery('del_img', $gallery_id)) {
$filename = galleryUtils::getFileNameFromId($id);
imgUtils::deleteImage($filename);
$mainframe->redirect(JRoute::_("index.php?option=com_rsgallery2&rsgOption=myGalleries"), JText::_('Image is deleted'));
} else {
$mainframe->redirect(JRoute::_("index.php?option=com_rsgallery2&rsgOption=myGalleries"), JText::_('USERIMAGE_NOTOWNER'));
}
} else {
//No ID sent, no delete possible, back to my galleries
$mainframe->redirect(JRoute::_("index.php?option=com_rsgallery2&rsgOption=myGalleries"), JText::_('No Id provided. Contact component developer'));
}
}
