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<?php
/**
* Class Upload
* @version 0.2
*/
abstract class Upload
{
public static $dir_image_cache = 'media/cache/images';
public static function &getGreagwarImage($file_path)
{
$greagwar_image = new GreagwarImage($file_path);
$greagwar_image->setCacheDir(Config::get('PATH_WEB_ROOT') . DIRECTORY_SEPARATOR . self::$dir_image_cache);
return $greagwar_image;
}
public static function getFilePath($image)
{
return Config::get('PATH_WEB_ROOT') . DIRECTORY_SEPARATOR . $image->path . DIRECTORY_SEPARATOR . $image->filename;
}
/**
* @param $class string|Image
* @param $file array (ex. ['tmp_name' => '...', 'name' => '...', 'error' => '...'])
* @param $force_create_variants bool
* @return Image
* @throws ErrorException
* TODO: Рефакторинг: убрать параметр $force_create_variants?
*/
public static function image($class, $file, $force_create_variants = true)
{
/**
* @var $image Image
*/
if (is_null($class) || $class == '') {
throw new ErrorException('Class not defined.');
}
if (!is_object($class) && !class_exists($class)) {
throw new ErrorException('Class "' . $class . '" not exists.');
}
Image::checkSubClass($class);
if (isset($file['error']) && $file['error'] != 0) {
return false;
}
$image = is_object($class) ? $class : new $class;
$image->original_filename = $file['name'];
self::saveImage($image, $file['tmp_name'], $class::getMaxWidth(), $class::getMaxHeight());
if ($force_create_variants) {
$sizes = $image->getSizes();
foreach ($sizes as $size) {
self::imageVariant($image, $size);
}
}
return $image;
}
/**
* @param $image Image
* @param $size string @ex '1200x960'
* @param $greagwar_image GreagwarImage @deprecated
*/
public static function imageVariant($image, $size, $greagwar_image = null)
{
unset($greagwar_image);
$image_variant = new ImageVariant();
$size_parts = explode('x', $size);
self::saveImage($image_variant, self::getFilePath($image), $size_parts[0] ? : null, $size_parts[1] ? : null);
$image->variants[$size] = $image_variant;
if (Config::get('PYTHON_PIL_RESIZE')) {
$script_file_path = Config::get('PYTHON_PIL_RESIZE')->script_file_path;
$pil_options = isset(Config::get('PYTHON_PIL_RESIZE')->pil_options) ? ' ' . implode(' ', Config::get('PYTHON_PIL_RESIZE')->pil_options) : '';
ob_start();
exec($script_file_path
. (($size_parts[0])?' --width=' . $size_parts[0]:'')
. (($size_parts[1])?' --height=' . $size_parts[1]:'')
. $pil_options
. ' ' . self::getFilePath($image)
. ' ' . self::getFilePath($image_variant));
ob_clean();
}
if (Config::get('PYTHON_PIL_PASTE') &&
function_exists(array($image, 'getWatermark')) &&
$image->getWatermark($size)
) {
$script_file_path = Config::get('PYTHON_PIL_PASTE')->script_file_path;
$pil_options = (isset(Config::get('PYTHON_PIL_PASTE')->pil_options) && Config::get('PYTHON_PIL_PASTE')->pil_options) ? ' ' . implode(' ', Config::get('PYTHON_PIL_PASTE')->pil_options) : '';
ob_start();
exec($script_file_path
. $pil_options
. ' ' . self::getFilePath($image_variant)
. ' ' . Config::get('PATH_WEB_ROOT') . '/' . $image->getWatermark($size));
ob_clean();
}
}
/**
* @param $image ImageVariant|Image
* @param $tmp_file_path string|GreagwarImage
* @param null $width
* @param null $height
* TODO: Сделать возможность передавать параметры для метода _resize()
*/
public static function saveImage($image, $tmp_file_path , $width = null, $height = null)
{
if (is_object($tmp_file_path)) {
/**
* @deprecated
*/
$greagwar_image = $tmp_file_path;
} else {
$greagwar_image = self::getGreagwarImage($tmp_file_path);
}
if ($width || $height) {
if (!(ImageVariant::getIsClass($image)) && Image::getIsSubClass($image)) {
$greagwar_image->resize($width, $height, 0xffffff, $force = false, $rescale = false, $crop = true);
} else {
$greagwar_image->resize($width, $height, 0xffffff, $force = false, $rescale = false, $crop = false);
}
}
$image->type = $greagwar_image->guessType();
$file_path = $greagwar_image->cacheFile($image->type, $quality = 100, true);
$image->size = filesize($file_path);
$path_parts = pathinfo($file_path);
$image->path = preg_replace('#^' . Config::get('PATH_WEB_ROOT') . '/#', '', $path_parts['dirname']);
$image->filename = $path_parts['basename'];
$image->width = $greagwar_image->width();
$image->height = $greagwar_image->height();
unset($greagwar_image);
}
/**
* @param $image
* @param string $value
* @deprecated
*/
public static function brightnessContrast($image, $value = '0x7')
{
$file_path = self::getFilePath($image);
$output = shell_exec("convert {$file_path} -brightness-contrast {$value} {$file_path} 2>&1");
if (isset($output) && $output) {
if (class_exists('ErrorMessage')) {
ErrorMessage::log($output);
}
}
}
}