Admin Nasledstvo
111 lines
3.8 KiB
PHP
111 lines
3.8 KiB
PHP
<?php
|
|
|
|
|
|
namespace app\widgets\services;
|
|
|
|
|
|
class Image
|
|
{
|
|
public function crateThumb($media_key, $object_key, $file_name, $file_type, $temp)
|
|
{
|
|
$file_dest = $this->getFileDest($media_key, $object_key, $file_name, 'thumb');
|
|
$this->scaleImage($temp, $file_type, $file_dest, 0.3, 50);
|
|
}
|
|
|
|
public function createCrop($crop, $file, $media_key, $object_key)
|
|
{
|
|
$file_dest = $this->getFileDest($media_key, $object_key, $file['name'], $crop);
|
|
$this->scaleImage($file['tmp_name'], $file['type'], $file_dest, 0.7, 55);
|
|
}
|
|
|
|
private function getFileDest($media_key, $object_key, $file_name, $last_dir)
|
|
{
|
|
$dir_ready = $_SERVER['DOCUMENT_ROOT'] . '/_files/ready';
|
|
$dir_media = $_SERVER['DOCUMENT_ROOT'] . '/_files/ready/' . $media_key;
|
|
$dir_object = $_SERVER['DOCUMENT_ROOT'] . '/_files/ready/' . $media_key . '/' . $object_key;
|
|
$dir_last = "$dir_object/$last_dir";
|
|
$file_dest = "$dir_last/$file_name";
|
|
if (!file_exists($dir_ready))
|
|
mkdir($dir_ready, 0777);
|
|
if (!file_exists($dir_media))
|
|
mkdir($dir_media, 0777);
|
|
if (!file_exists($dir_object))
|
|
mkdir($dir_object, 0777);
|
|
if (!file_exists($dir_last))
|
|
mkdir($dir_last, 0777);
|
|
return $file_dest;
|
|
}
|
|
|
|
|
|
private function cropImage($file, $file_type, $destination, $thumb_width = 0, $thumb_height = 0, $quality = 100)
|
|
{
|
|
switch ($file_type) {
|
|
case 'image/jpg':
|
|
case 'image/jpeg':
|
|
$image = imagecreatefromjpeg($file);
|
|
break;
|
|
case 'image/png':
|
|
$image = imagecreatefrompng($file);
|
|
$quality = 9;
|
|
break;
|
|
default:
|
|
echo json_encode(['error', 'Unsupported file format: ' . $file_type]);
|
|
exit;
|
|
}
|
|
|
|
$width = imagesx($image);
|
|
$height = imagesy($image);
|
|
$original_aspect = $width / $height;
|
|
$thumb_aspect = $thumb_width / $thumb_height;
|
|
if ($original_aspect >= $thumb_aspect) {
|
|
$new_height = $thumb_height;
|
|
$new_width = $width / ($height / $thumb_height);
|
|
} else {
|
|
$new_width = $thumb_width;
|
|
$new_height = $height / ($width / $thumb_width);
|
|
}
|
|
$thumb = imagecreatetruecolor($thumb_width, $thumb_height);
|
|
imagecopyresampled($thumb,
|
|
$image,
|
|
0 - ($new_width - $thumb_width) / 2,
|
|
0 - ($new_height - $thumb_height) / 2,
|
|
0, 0,
|
|
$new_width, $new_height,
|
|
$width, $height);
|
|
if ($file_type == 'image/png') {
|
|
imagealphablending($thumb, false);
|
|
imagesavealpha($thumb, true);
|
|
imagepng($thumb, $destination, $quality);
|
|
} else {
|
|
imagejpeg($thumb, $destination, $quality);
|
|
}
|
|
}
|
|
|
|
private function scaleImage($file, $file_type, $destination, $scale, $quality)
|
|
{
|
|
switch ($file_type) {
|
|
case 'image/jpg':
|
|
case 'image/jpeg':
|
|
$image = imagecreatefromjpeg($file);
|
|
break;
|
|
case 'image/png':
|
|
$image = imagecreatefrompng($file);
|
|
$quality = 9;
|
|
break;
|
|
default:
|
|
echo json_encode(['error', 'Unsupported file format: ' . $file_type]);
|
|
exit;
|
|
}
|
|
|
|
list($width, $height) = getimagesize($file);
|
|
$scaledImage = imagescale($image, ($width * $scale), ($height * $scale));
|
|
if ($file_type == 'image/png') {
|
|
imagealphablending($scaledImage, false);
|
|
imagesavealpha($scaledImage, true);
|
|
imagepng($scaledImage, $destination, $quality);
|
|
} else {
|
|
imagejpeg($scaledImage, $destination, $quality);
|
|
}
|
|
}
|
|
}
|