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<?php
namespace dimti\Image;
/**
* @author Alexander Demidov <demidov@dimti.ru>
* Full paths to directories and files contains slash as first symbol
* Dir name not contains slashes on first or last symbols
*/
/**
* Class File
*/
abstract class File
{
public $path;
public $filename;
private $logger;
private $error_stream;
private $owner;
public function __construct()
{
}
public function setOwner($owner)
{
$this->owner = $owner;
}
public function getOwner()
{
return $this->owner;
}
public function log($message)
{
if (Config::get('LOGGING')) {
if (is_null($this->logger)) {
$this->logger = Logger::getInstance();
}
$this->logger->log($message);
} else {
$this->error_stream = Config::get('ErrorStream', 'php://stderr');
file_put_contents($this->error_stream, PHP_EOL . 'Log ' . '#' . __CLASS__ . ': ' . $message . PHP_EOL, FILE_APPEND);
}
}
/**
* @param array|string|null $data
* @return Image
* @throws ErrorException
*/
public static function getInstance($data = null)
{
$instance = new static;
if (!(is_null($data) || $data == '')) {
if (!is_array($data)) {
$data = json_decode($data, true);
if (json_last_error() != JSON_ERROR_NONE) {
$instance->log('Unable to convert json-string to array. Data ' . print_r($data, true));
}
}
if (is_array($data)) {
foreach ($data as $attribute_name => $attribute_value) {
if (property_exists($instance, $attribute_name)) {
$instance->{$attribute_name} = $attribute_value;
}
}
}
}
return $instance;
}
/**
* @param $size string
* @param $force_create bool
* @return ImageVariant
*/
public function getImageVariant($size, $force_create = false)
{
/**
* @var $this Image
*/
if (!array_key_exists($size, $this->variants)) {
$original_file_path = Config::get('PATH_WEB_ROOT') . '/' . $this->getWebName();
if ($force_create && $this->getIsNoEmpty() && file_exists($original_file_path)) {
Upload::imageVariant($this, $size);
} else {
$this->variants[$size] = new ImageVariant();
}
} else {
if (!is_object($this->variants[$size])) {
$this->variants[$size] = ImageVariant::getInstance($this->variants[$size]);
}
}
return $this->variants[$size];
}
/**
* Если объект содержит информацию о файле/изображение вернет - true
* Если объект пуст - вернет false
* @return bool
*/
public function getIsNoEmpty()
{
return (bool) $this->size;
}
public function delete()
{
/**
* @var $image Image
*/
if ($this->getIsNoEmpty()) {
@unlink($this->getRealPath());
}
if (get_parent_class($this) == 'Image') {
$image = $this;
foreach ($image->getSizes() as $size) {
$image_variant = $image->getVariant($size);
if ($image_variant->getIsNoEmpty()) {
@unlink($image->getRealPath());
}
}
}
}
public function getRealPath()
{
return PATH_WEB_ROOT . '/' . $this->path . '/' . $this->filename;
}
/**
* @return string
*/
public function getWebName()
{
return (($this->getIsNoEmpty()) ? ($this->path . '/' . $this->filename) : '_.gif');
}
public function __toString()
{
return FileHelper::toString($this);
}
}