Your IP : 216.73.216.240
<?php
/**
* Simple Unit Gallery - Joomla Module
* Version : 1.2.8
* Package : Joomla 3.6.x
* copyright : Copyright (C) 2016 ConseilGouz. All rights reserved.
* license : http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
* From : Unit Gallery, https://github.com/vvvmax/unitegallery
* Updated on : December, 2016
*/
defined( '_JEXEC' ) or die( 'Restricted access' );
jimport( 'joomla.filesystem.folder' );
jimport( 'joomla.filesystem.file' );
class JFormRuleThumbnail extends JFormRule
{
public function test(SimpleXMLElement $element, $value, $group = null, JRegistry $input = null, JForm $form = null) {
$nb = 0;
$params = $input->get('params');
$compression = $params->ug_compression;
if ($params->ug_dir_or_image == 'dir') {
if (strpos($params->ug_big_dir,'$') === false) { // on a un r�pertoire non param�trable
self::thumbnailFromDir($params,$compression);
} else {
if (self::checkparameter($params->ug_big_dir) === false) {
return false;
}
}
} else {
self::thumbnailFromSingleImages($value,$params,$compression);
}
return true;
}
function checkparameter($dir) {
$pattern = array('/\$catid/','/\$catalias/', '/\$articleid/', '/\$articlealias/');
$replace = array('catid', 'articleid');
$root = preg_replace($pattern, $replace, $dir);
if (($pos = strpos($root,'$')) !== false) {
JFactory::getApplication()->enqueueMessage('répertoire <strong>'.$dir.'</strong> incorrect: zone '.substr($root,$pos).' inconnue','error');
return false;
}
return true;
}
function thumbnailFromDir($params,$compression) {
$files = JFolder::files('../'.$params->ug_big_dir,null,null ,null ,null , array('desc.txt','index.html','.htaccess'));
$_dir = $params->ug_big_dir;
$nb = 0;
if (count($files) > 0) {
foreach ($files as $file) {
$imgthumb = $file;
$pos = strrpos($imgthumb,'/');
$len = strlen($imgthumb);
$imgthumb = $_dir.'/th/'.substr($imgthumb,$pos,$len);
if (!JFile::exists('../'.$imgthumb)) { // fichier existe d�j� : on sort
self::createThumbNail(JURI::root().$_dir.'/'.$file,$imgthumb,$compression);
$nb = $nb+1;
}
}
if ($nb > 0) {
JFactory::getApplication()->enqueueMessage($nb.JText::_('SAG_THUMBCREATION') );
}
}
}
function thumbnailFromSingleImages($value,$params,$compression) {
$slideslist = json_decode(str_replace("||", "\"", $value));
foreach ($slideslist as $item) {
$imgname = str_replace("||", "\"", $item->imgname);
$imgthumb = $imgname;
$pos = strrpos($imgthumb,'/');
$len = strlen($imgthumb);
$imgthumb = substr($imgthumb,0,$pos+1).'th/'.substr($imgthumb,$pos+1,$len);
if (!JFile::exists('../'.$imgthumb)) { // fichier existe d�j� : on sort
self::createThumbNail(JURI::root().$imgname,$imgthumb,$compression);
$nb = $nb+1;
}
}
if ($nb > 0) {
JFactory::getApplication()->enqueueMessage($nb.JText::_('SAG_THUMBCREATION') );
}
}
function createThumbNail($fileIn,$fileOut,$compression) {
list($w, $h, $type) = getimagesize($fileIn);
// size of the image
$width = $w;
$height = $h;
$scale = (($width / $w) > ($height / $h)) ? ($width / $w) : ($height / $h); // greater rate
$newW = $width/$scale; // check the size of in file
$newH = $height/$scale;
// which side is larger (rounding error)
if (($w - $newW) > ($h - $newH)) {
$src = array(floor(($w - $newW)/2), 0, floor($newW), $h);
} else {
$src = array(0, floor(($h - $newH)/2), $w, floor($newH));
}
$dst = array(0,0, floor($width), floor($height));
switch($type) {
case IMAGETYPE_JPEG:
if (!function_exists('imagecreatefromjpeg')) {
$errorMsg = 'ErrorNoJPGFunction';
return false;
}
try {
$image1 = imagecreatefromjpeg($fileIn);
} catch(\Exception $exception) {
$errorMsg = 'ErrorJPGFunction';
return false;
}
break;
case IMAGETYPE_PNG :
if (!function_exists('ImageCreateFromPNG')) {
$errorMsg = 'ErrorNoPNGFunction';
return false;
}
try {
$image1 = ImageCreateFromPNG($fileIn);
} catch(\Exception $exception) {
$errorMsg = 'ErrorPNGFunction';
return false;
}
break;
case IMAGETYPE_GIF :
if (!function_exists('ImageCreateFromGIF')) {
$errorMsg = 'ErrorNoGIFFunction';
return false;
}
try {
$image1 = ImageCreateFromGIF($fileIn);
} catch(\Exception $exception) {
$errorMsg = 'ErrorGIFFunction';
return false;
}
break;
case IMAGETYPE_WBMP:
if (!function_exists('ImageCreateFromWBMP')) {
$errorMsg = 'ErrorNoWBMPFunction';
return false;
}
try {
$image1 = ImageCreateFromWBMP($fileIn);
} catch(\Exception $exception) {
$errorMsg = 'ErrorWBMPFunction';
return false;
}
break;
Default:
$errorMsg = 'ErrorNotSupportedImage';
return false;
break;
}
if ($image1) {
$image2 = @ImageCreateTruecolor($dst[2], $dst[3]);
if (!$image2) {
$errorMsg = 'ErrorNoImageCreateTruecolor';
return false;
}
ImageCopyResampled($image2, $image1, $dst[0],$dst[1], $src[0],$src[1], $dst[2],$dst[3], $src[2],$src[3]);
// Create the file
$typeOut = ($type == IMAGETYPE_WBMP) ? IMAGETYPE_PNG : $type;
header("Content-type: ". image_type_to_mime_type($typeOut));
switch($typeOut) {
case IMAGETYPE_JPEG:
if (!function_exists('ImageJPEG')) {
$errorMsg = 'ErrorNoJPGFunction';
return false;
}
ob_start();
if (!imagejpeg($image2,NULL,$compression)) {
$errorMsg = 'ErrorWriteFile';
ob_end_clean();
return false;
}
$imgJPEGToWrite = ob_get_contents();
ob_end_clean();
if(!JFile::write('../'.$fileOut, $imgJPEGToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
break;
case IMAGETYPE_PNG :
if (!function_exists('ImagePNG')) {
$errorMsg = 'ErrorNoPNGFunction';
return false;
}
if (!@ImagePNG($image2, NULL,$compression)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
$imgGIFToWrite = ob_get_contents();
ob_end_clean();
if(!JFile::write('../'.$fileOut, $imgGIFToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
break;
case IMAGETYPE_GIF :
if (!function_exists('ImageGIF')) {
$errorMsg = 'ErrorNoGIFFunction';
return false;
}
if ($jfile_thumbs == 1) {
ob_start();
if (!@ImageGIF($image2, NULL,$compression)) {
ob_end_clean();
$errorMsg = 'ErrorWriteFile';
return false;
}
$imgGIFToWrite = ob_get_contents();
ob_end_clean();
if(!JFile::write('../'.$fileOut, $imgGIFToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
} else {
if (!@ImageGIF($image2, $fileOut)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
}
break;
Default:
$errorMsg = 'ErrorNotSupportedImage';
return false;
break;
}
// free memory
ImageDestroy($image1);
ImageDestroy($image2);
}
return true;
}
}