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<?php
/**
* @package Phoca Gallery
* @author Jan Pavelka - https://www.phoca.cz
* @copyright Copyright (C) Jan Pavelka https://www.phoca.cz
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 and later
* @cms Joomla
* @copyright Copyright (C) Open Source Matters. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
*/
defined( '_JEXEC' ) or die( 'Restricted access' );
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Filesystem\File;
jimport( 'joomla.filesystem.folder' );
jimport( 'joomla.filesystem.file' );
phocagalleryimport('phocagallery.path.path');
phocagalleryimport('phocagallery.file.file');
phocagalleryimport('phocagallery.image.image');
phocagalleryimport('phocagallery.utils.utils');
/*
* Obsolete
*/
class PhocaGalleryImageBgImage
{
public static function createBgImage($data, &$errorMsg) {
$params = ComponentHelper::getParams('com_phocagallery') ;
$jfile_thumbs = $params->get( 'jfile_thumbs', 1 );
$jpeg_quality = $params->get( 'jpeg_quality', 85 );
$jpeg_quality = PhocaGalleryImage::getJpegQuality($jpeg_quality);
$formatIcon = 'png';
$path = PhocaGalleryPath::getPath();
$fileIn = $fileOut = $path->image_abs_front. $data['image'] .'.'. $formatIcon;
if ($fileIn !== '' && File::exists($fileIn)) {
/*$memory = 8;
$memoryLimitChanged = 0;
$memory = (int)ini_get( 'memory_limit' );
if ($memory == 0) {
$memory = 8;
}
// Try to increase memory
if ($memory < 50) {
ini_set('memory_limit', '50M');
$memoryLimitChanged = 1;
}*/
$imageWidth = $data['iw'];
$imageHeight = $data['ih'];
$completeImageWidth = $imageWidth + 18;
$completeImageHeight = $imageHeight + 18;
$completeImageBackground = $data['sbgc'];
$retangleColor = $data['ibgc'];
$borderColor = $data['ibrdc'];
$shadowColor = $data['iec'];
$effect = $data['ie'];// shadow or glow
$imgX = 6; $imgWX = $imageWidth + 5 + $imgX;// Image Width + space (padding) + Start Position
$imgY = 6; $imgHY = $imageHeight + 5 + $imgY;
$brdX = $imgX - 1; $brdWX = $imgWX + 1;
$brdY = $imgY - 1; $brdHY = $imgHY + 1;
// Crate an image
$img = @imagecreatetruecolor($completeImageWidth, $completeImageHeight);
if (!$img) {
$errorMsg = 'ErrorNoImageCreateTruecolor';
return false;
}
if ($completeImageBackground == '') {
switch($formatIcon) {
case 'jpg':
case 'jpeg':
case 'gif':
$completeImageBackground = '#ffffff';
break;
case 'png':
case 'webp':
@imagealphablending($img,false);
imagefilledrectangle($img,0,0,$completeImageWidth,$completeImageHeight,imagecolorallocatealpha($img,255,255,255,127));
@imagealphablending($img,true);
break;
}
} else {
$bGClr = PhocaGalleryUtils::htmlToRgb($completeImageBackground);
imagefilledrectangle($img, 0, 0, $completeImageWidth, $completeImageHeight, imagecolorallocate($img, $bGClr[0], $bGClr[1], $bGClr[2]));
}
// Create Retangle
if ($retangleColor != '') {
$rtgClr = PhocaGalleryUtils::htmlToRgb($retangleColor);
$retangle = imagecolorallocate($img, $rtgClr[0], $rtgClr[1], $rtgClr[2]);
}
// Create Border
if ($borderColor != '') {
$brdClr = PhocaGalleryUtils::htmlToRgb($borderColor);
$border = imagecolorallocate($img, $brdClr[0], $brdClr[1], $brdClr[2]);
}
// Effect (shadow,glow)
if ((int)$effect > 0)
if ($shadowColor != '') {
$shdClr = PhocaGalleryUtils::htmlToRgb($shadowColor);
if ((int)$effect == 3) {
$shdX = $brdX - 1;
$shdY = $brdY - 1;
$effectArray = array(55,70,85,100,115);
} else if ((int)$effect == 2) {
$shdX = $brdX + 3;
$shdY = $brdY + 3;
$effectArray = array(50, 70, 90, 110);
} else {
$shdX = $brdX + 3;
$shdY = $brdY + 3;
$effectArray = array(0,0,0,0);
}
$shdWX = $brdWX + 1;
$shdHY = $brdHY + 1;
foreach($effectArray as $key => $value) {
$effectImg = @imagecolorallocatealpha($img, $shdClr[0], $shdClr[1], $shdClr[2],$value);
if (!$effectImg) {
$errorMsg = 'ErrorNoImageColorAllocateAlpha';
return false;
}
imagerectangle($img, $shdX, $shdY, $shdWX, $shdHY, $effectImg);
if ((int)$effect == 3) {
$shdX--;
$shdY--;
} else if ((int)$effect == 2) {
$shdX++;
$shdY++;
} else {
//$shdX++;
//$shdY++;
}
$shdWX++;
$shdHY++;
}
}
// Write Rectangle over the shadow
if ($retangleColor != '') {
imagefilledrectangle($img, $imgX, $imgY, $imgWX, $imgHY, $retangle);
}
if ($borderColor != '') {
imagerectangle($img, $brdX, $brdY, $brdWX, $brdHY, $border);
}
switch($formatIcon) {
case 'jpg':
case 'jpeg':
if (!function_exists('ImageJPEG')) {
$errorMsg = 'ErrorNoJPGFunction';
return false;
}
if ($jfile_thumbs == 1) {
ob_start();
if (!@ImageJPEG($img, NULL, $jpeg_quality)) {
ob_end_clean();
$errorMsg = 'ErrorWriteFile';
return false;
}
$imgJPEGToWrite = ob_get_contents();
ob_end_clean();
if(!File::write( $fileOut, $imgJPEGToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
} else {
if (!@ImageJPEG($img, $fileOut, $jpeg_quality)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
}
break;
case 'png' :
if (!function_exists('ImagePNG')) {
$errorMsg = 'ErrorNoPNGFunction';
return false;
}
@imagesavealpha($img, true);
if ($jfile_thumbs == 1) {
ob_start();
if (!@ImagePNG($img, NULL)) {
ob_end_clean();
$errorMsg = 'ErrorWriteFile';
return false;
}
$imgPNGToWrite = ob_get_contents();
ob_end_clean();
if(!File::write( $fileOut, $imgPNGToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
} else {
if (!@ImagePNG($img, $fileOut)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
}
break;
case 'gif' :
if (!function_exists('ImageGIF')) {
$errorMsg = 'ErrorNoGIFFunction';
return false;
}
if ($jfile_thumbs == 1) {
ob_start();
if (!@ImageGIF($img, NULL)) {
ob_end_clean();
$errorMsg = 'ErrorWriteFile';
return false;
}
$imgGIFToWrite = ob_get_contents();
ob_end_clean();
if(!File::write( $fileOut, $imgGIFToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
} else {
if (!@ImageGIF($img, $fileOut)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
}
break;
case 'webp' :
if (!function_exists('ImageWebp')) {
$errorMsg = 'ErrorNoWEBPFunction';
return false;
}
@imagesavealpha($img, true);
if ($jfile_thumbs == 1) {
ob_start();
if (!@imagewebp($img, NULL)) {
ob_end_clean();
$errorMsg = 'ErrorWriteFile';
return false;
}
$imgWEBPToWrite = ob_get_contents();
ob_end_clean();
if(!File::write( $fileOut, $imgWEBPToWrite)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
} else {
if (!@imagewebp($img, $fileOut)) {
$errorMsg = 'ErrorWriteFile';
return false;
}
}
break;
Default:
$errorMsg = 'ErrorNotSupportedImage';
return false;
break;
}
// free memory
ImageDestroy($img);// Original
/*if ($memoryLimitChanged == 1) {
$memoryString = $memory . 'M';
ini_set('memory_limit', $memoryString);
}*/
return true; // Success
}
$errorMsg = 'Error2';
return false;
}
}
?>