/**
* Shrink the image.
*
* @param $fileName - the file name
* @param $imageName - the file to upload
* @throws ImageUploaderException
*/
protected function applyShrink($fileName, $imageName)
{
if (!$this->shrinkImageTo) {
return;
}
$oldImage = $this->getPixels($imageName);
$newImage = $this->getNewImageSize($oldImage, false);
$mimeType = $this->getMimeType($fileName);
if ($mimeType == "gif") {
if (!is_dir($_SERVER['DOCUMENT_ROOT'] . "/" . $_SESSION['SiteFolder'] . "GifFrames")) {
mkdir($_SERVER['DOCUMENT_ROOT'] . "/" . $_SESSION['SiteFolder'] . "GifFrames", 0777);
}
$gr = new gifresizer();
$gr->temp_dir = $_SERVER['DOCUMENT_ROOT'] . "/" . $_SESSION['SiteFolder'] . "GifFrames";
$gr->resize($imageName, $fileName, $newImage["width"], $newImage["height"]);
return;
}
$imgString = file_get_contents($imageName);
$image = imagecreatefromstring($imgString);
$tmp = imagecreatetruecolor($newImage["width"], $newImage["height"]);
imagecopyresampled($tmp, $image, 0, 0, 0, 0, $newImage["width"], $newImage["height"], $oldImage["width"], $oldImage["height"]);
switch ($mimeType) {
case "jpeg":
case "jpg":
imagejpeg($tmp, $imageName, 100);
break;
case "png":
imagepng($tmp, $imageName, 0);
break;
/*case "gif":
imagegif($tmp, $imageName);
break;*/
/*case "gif":
imagegif($tmp, $imageName);
break;*/
default:
throw new ImageUploaderException(" Only jpg, jpeg, png and gif files can be resized ");
break;
}
}
private function createThumb($src, $dist, $new_w, $new_h, $resize_type, $watermark) {
if (file_exists($dist)) {
if (!is_writable($dist)) { return false; }
unlink($dist);
}
if (!in_array($resize_type, array('exact', 'auto', 'crop', 'portrait', 'landscape'))) {
$resize_type = 'auto';
}
if (!in_array($watermark, array('lt', 'lc', 'lb', 'rt', 'rc', 'rb', 'tc', 'c', 'bc')) && $watermark !== false) {
$watermark = 'rb';
}
if ((int)$new_w) {
if (
($this->w < $new_w && $this->h < $new_h) ||
($resize_type == 'portrait' && $this->h < $new_h) ||
($resize_type == 'landscape' && $this->w < $new_w)
) {
copy($src, $dist);
} else {
$new_size = $this->getNewImageSize($new_w, $new_h, $resize_type);
if ($this->Imagick === true) {
$image = new Imagick($src);
switch ($resize_type) {
case 'auto':
if ($this->ext == 'gif'){
foreach ($image as $img) {
$img->resizeImage($new_w, $new_h, Imagick::FILTER_LANCZOS, 1, true);
$img->setImagePage($img->getImageWidth(), $img->getImageHeight(), 0, 0);
}
} else {
$image->resizeImage($new_w, $new_h, Imagick::FILTER_LANCZOS, 1, true);
}
break;
case 'portrait':
if ($this->ext == 'gif'){
foreach ($image as $img) {
$img->resizeImage(0, $new_h, Imagick::FILTER_LANCZOS, 1);
$img->setImagePage($img->getImageWidth(), $img->getImageHeight(), 0, 0);
}
} else {
$image->resizeImage(0, $new_h, Imagick::FILTER_LANCZOS, 1);
}
break;
case 'landscape':
if ($this->ext == 'gif'){
foreach ($image as $img) {
$img->resizeImage($new_w, 0, Imagick::FILTER_LANCZOS, 1);
$img->setImagePage($img->getImageWidth(), $img->getImageHeight(), 0, 0);
}
} else {
$image->resizeImage($new_w, 0, Imagick::FILTER_LANCZOS, 1);
}
break;
case 'exact':
if ($this->ext == 'gif'){
foreach ($image as $img) {
$img->resizeImage($new_w, $new_h, Imagick::FILTER_LANCZOS, 1);
$img->setImagePage($img->getImageWidth(), $img->getImageHeight(), 0, 0);
}
} else {
$image->resizeImage($new_w, $new_h, Imagick::FILTER_LANCZOS, 1);
}
break;
case 'crop':
if ($this->ext == 'gif') {
foreach ($image as $img) {
$img->cropThumbnailImage($new_w, $new_h);
$img->setImagePage($img->getImageWidth(), $img->getImageHeight(), 0, 0);
}
} else {
$image->cropThumbnailImage($new_w, $new_h);
}
break;
}
$image->setImageCompressionQuality($this->quality);
if ($this->ext == 'jpg') {
$image->setImageBackgroundColor('white');
$image->flattenImages();
$image = $image->flattenImages();
$image->setImageCompression(Imagick::COMPRESSION_JPEG);
}
$image->setImageFormat($this->ext);
if ($this->ext == 'gif') {
$image->writeimages($dist);
} else {
$image->writeimage($dist);
}
$image->destroy();
} else {
$this->new_img = imagecreatetruecolor($new_size['w'], $new_size['h']);
imagecopyresampled($this->new_img, $this->old_img, 0, 0, 0, 0, $new_size['w'], $new_size['h'], $this->w, $this->h);
if ($resize_type == 'crop') {
$this->crop($new_size['w'], $new_size['h'], $new_w, $new_h);
}
if ($this->ext != 'gif' || $this->Imagick === true) {
$this->saveImage($dist, $this->ext);
} else {
$gif_resize = new gifresizer();
$gif_resize->resize($src, $dist, $new_w, $new_h);
}
}
}
if (!empty($watermark)) {
self::addWatermark($dist, false, $watermark);
}
} else if ($new_w == 'copy') {
copy($src, $dist);
}
}
function uploadImage($file_field, $max_zone_width, $max_zone_height = null, $fullPath, $relPath, $colorR, $colorG, $colorB, $new_media_width, $new_media_height, $blank_height, $top_offset, $media_extension, $file_name_without_extension)
{
switch ($this->media_type_group) {
case "flash":
jimport('joomla.filesystem.file');
//Retrieve file details from uploaded file, sent from upload form
$file = $_FILES[$file_field];
//JRequest::getVar('ad_image', null, 'files', 'array');
//Clean up filename to get rid of strange characters like spaces etc
$filename = JFile::makeSafe($file['name']);
//Set up the source and destination of the file
$src = $file['tmp_name'];
$filename = strtolower($filename);
$filename = preg_replace('/\\s/', '_', $filename);
$timestamp = time();
$file_name_without_extension = $this->get_media_file_name_without_extension($filename);
$filename = $file_name_without_extension . "_" . $timestamp . "." . $this->media_extension;
$dest = JPATH_SITE . DS . "images" . DS . "socialads" . DS . "swf" . DS . $filename;
//First check if the file has the right extension, we need swf only
if (JFile::upload($src, $dest)) {
$dest = JUri::root() . "images" . DS . "socialads" . DS . "swf" . DS . $filename;
return $dest;
}
break;
case "video":
jimport('joomla.filesystem.file');
//Retrieve file details from uploaded file, sent from upload form
$file = $_FILES[$file_field];
//JRequest::getVar('ad_image', null, 'files', 'array');
//Clean up filename to get rid of strange characters like spaces etc
$filename = JFile::makeSafe($file['name']);
//Set up the source and destination of the file
$src = $file['tmp_name'];
$filename = strtolower($filename);
$filename = preg_replace('/\\s/', '_', $filename);
$timestamp = time();
$file_name_without_extension = $this->get_media_file_name_without_extension($filename);
$filename = $file_name_without_extension . "_" . $timestamp . "." . $this->media_extension;
$dest = JPATH_SITE . DS . "images" . DS . "socialads" . DS . "vids" . DS . $filename;
if (JFile::upload($src, $dest)) {
$dest = JUri::root() . "images" . DS . "socialads" . DS . "vids" . DS . $filename;
return $dest;
}
break;
}
$errorList = array();
$folder = $relPath;
$match = "";
$filesize = $_FILES[$file_field]['size'];
if ($filesize > 0) {
$filename = strtolower($_FILES[$file_field]['name']);
$filename = preg_replace('/\\s/', '_', $filename);
if ($filesize < 1) {
$errorList[] = JText::_('FILE_EMPTY');
}
if (count($errorList) < 1) {
$match = "1";
// File is allowed
$NUM = time();
$front_name = $file_name_without_extension;
$newfilename = $front_name . "_" . $NUM . "." . $media_extension;
$save = JPATH_SITE . DS . $folder . $newfilename;
if (!file_exists($save)) {
list($this->width, $this->height) = getimagesize($_FILES[$file_field]['tmp_name']);
$image_p = imagecreatetruecolor($new_media_width, $blank_height);
$white = imagecolorallocate($image_p, $colorR, $colorG, $colorB);
//START added to preserve transparency
imagealphablending($image_p, false);
imagesavealpha($image_p, true);
$transparent = imagecolorallocatealpha($image_p, 255, 255, 255, 127);
imagefill($image_p, 0, 0, $transparent);
//END added to preserve transparency
switch ($media_extension) {
case "gif":
$gr = new gifresizer();
//New Instance Of GIFResizer
//echo
$gr->temp_dir = JPATH_SITE . DS . $folder . 'frames';
//Used for extracting GIF Animation Frames
//if folder is not present create it
if (!JFolder::exists($gr->temp_dir)) {
@mkdir($gr->temp_dir);
}
//$gr->resize("gifs/1.gif","resized/1_resized.gif",50,50); //Resizing the animation into a new file.
$gr->resize($_FILES[$file_field]['tmp_name'], $save, $new_media_width, $new_media_height);
//Resizing the animation into a new file.
break;
case "jpg":
$image = @imagecreatefromjpeg($_FILES[$file_field]['tmp_name']);
@imagecopyresampled($image_p, $image, 0, $top_offset, 0, 0, $new_media_width, $new_media_height, $this->width, $this->height);
break;
case "jpeg":
$image = @imagecreatefromjpeg($_FILES[$file_field]['tmp_name']);
@imagecopyresampled($image_p, $image, 0, $top_offset, 0, 0, $new_media_width, $new_media_height, $this->width, $this->height);
break;
case "png":
$image = @imagecreatefrompng($_FILES[$file_field]['tmp_name']);
@imagecopyresampled($image_p, $image, 0, $top_offset, 0, 0, $new_media_width, $new_media_height, $this->width, $this->height);
break;
}
switch ($media_extension) {
/*
case "gif":
if(!@imagegif($image_p, $save)){
$errorList[]= JText::_('FILE_GIF');
}
break;
*/
case "jpg":
if (!@imagejpeg($image_p, $save, 100)) {
$errorList[] = JText::_('FILE_JPG');
}
break;
case "jpeg":
if (!@imagejpeg($image_p, $save, 100)) {
$errorList[] = JText::_('FILE_JPEG');
}
break;
case "png":
if (!@imagepng($image_p, $save, 0)) {
$errorList[] = JText::_('FILE_PNG');
}
break;
}
@imagedestroy($filename);
} else {
$errorList[] = JText::_('FILE_EXIST');
}
}
} else {
$errorList[] = JText::_('FILE_NO');
}
if (!$match) {
$errorList[] = JText::_('FILE_ALLOW') . ":" . $filename;
}
if (sizeof($errorList) == 0) {
return $fullPath . $newfilename;
} else {
$eMessage = array();
for ($x = 0; $x < sizeof($errorList); $x++) {
$eMessage[] = $errorList[$x];
}
return $eMessage;
}
}
public static function getInstance() {
if (self::$instance === null) {
self::$instance = new self;
}
return self::$instance;
}