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<?php
namespace Nwidart\Modules;
use Illuminate\Filesystem\Filesystem;
use Nwidart\Modules\Exceptions\InvalidJsonException;
class Json
{
/**
* The file path.
*
* @var string
*/
protected $path;
/**
* The laravel filesystem instance.
*
* @var \Illuminate\Filesystem\Filesystem
*/
protected $filesystem;
/**
* The attributes collection.
*
* @var \Illuminate\Support\Collection
*/
protected $attributes;
/**
* The constructor.
*
* @param mixed $path
* @param \Illuminate\Filesystem\Filesystem $filesystem
*/
public function __construct($path, Filesystem $filesystem = null)
{
$this->path = (string) $path;
$this->filesystem = $filesystem ?: new Filesystem();
$this->attributes = Collection::make($this->getAttributes());
}
/**
* Get filesystem.
*
* @return Filesystem
*/
public function getFilesystem()
{
return $this->filesystem;
}
/**
* Set filesystem.
*
* @param Filesystem $filesystem
*
* @return $this
*/
public function setFilesystem(Filesystem $filesystem)
{
$this->filesystem = $filesystem;
return $this;
}
/**
* Get path.
*
* @return string
*/
public function getPath()
{
return $this->path;
}
/**
* Set path.
*
* @param mixed $path
*
* @return $this
*/
public function setPath($path)
{
$this->path = (string) $path;
return $this;
}
/**
* Make new instance.
*
* @param string $path
* @param \Illuminate\Filesystem\Filesystem $filesystem
*
* @return static
*/
public static function make($path, Filesystem $filesystem = null)
{
return new static($path, $filesystem);
}
/**
* Get file content.
*
* @return string
*/
public function getContents()
{
return $this->filesystem->get($this->getPath());
}
/**
* Get file contents as array.
* @return array
* @throws \Exception
*/
public function getAttributes()
{
$attributes = json_decode($this->getContents(), 1);
// any JSON parsing errors should throw an exception
if (json_last_error() > 0) {
throw new InvalidJsonException('Error processing file: ' . $this->getPath() . '. Error: ' . json_last_error_msg());
}
if (config('modules.cache.enabled') === false) {
return $attributes;
}
return app('cache')->remember($this->getPath(), config('modules.cache.lifetime'), function () use ($attributes) {
return $attributes;
});
}
/**
* Convert the given array data to pretty json.
*
* @param array $data
*
* @return string
*/
public function toJsonPretty(array $data = null)
{
return json_encode($data ?: $this->attributes, JSON_PRETTY_PRINT);
}
/**
* Update json contents from array data.
*
* @param array $data
*
* @return bool
*/
public function update(array $data)
{
$this->attributes = new Collection(array_merge($this->attributes->toArray(), $data));
return $this->save();
}
/**
* Set a specific key & value.
*
* @param string $key
* @param mixed $value
*
* @return $this
*/
public function set($key, $value)
{
$this->attributes->offsetSet($key, $value);
return $this;
}
/**
* Save the current attributes array to the file storage.
*
* @return bool
*/
public function save()
{
return $this->filesystem->put($this->getPath(), $this->toJsonPretty());
}
/**
* Handle magic method __get.
*
* @param string $key
*
* @return mixed
*/
public function __get($key)
{
return $this->get($key);
}
/**
* Get the specified attribute from json file.
*
* @param $key
* @param null $default
*
* @return mixed
*/
public function get($key, $default = null)
{
return $this->attributes->get($key, $default);
}
/**
* Handle call to __call method.
*
* @param string $method
* @param array $arguments
*
* @return mixed
*/
public function __call($method, $arguments = [])
{
if (method_exists($this, $method)) {
return call_user_func_array([$this, $method], $arguments);
}
return call_user_func_array([$this->attributes, $method], $arguments);
}
/**
* Handle call to __toString method.
*
* @return string
*/
public function __toString()
{
return $this->getContents();
}
}
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