Mediawiki\DataModel\Content

Complexity

Total Complexity

8

Size/Duplication

Total Lines	74
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

90%

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	getModel()	0	3	1
A	getHash()	0	14	4
A	hasChanged()	0	3	1
A	getData()	0	3	1

<?php

namespace Mediawiki\DataModel;

use LogicException;

/**
 * Class Representing the content of a revision
 *
 * @author Addshore
 */
class Content {

	/**
	 * @var string sha1 hash of the object content upon creation
	 */
	private $initialHash;

	/**
	 * @var mixed
	 */
	private $data;

	/**
	 * @var string|null
	 */
	private $model;

	/**
	 * Should always be called AFTER overriding constructors so a hash can be created
	 *
	 * @param mixed $data
	 * @param string|null $model
	 */
	public function __construct( $data, $model = null ) {
		$this->data = $data;
		$this->model = $model;
		$this->initialHash = $this->getHash();
	}

	/**
	 * @return string
	 */
	public function getModel() {
		return $this->model;
	}

	/**
	 * Returns a sha1 hash of the content
	 *
	 * @throws LogicException
	 * @return string
	 */
	public function getHash() {
		$data = $this->getData();
		if ( is_object( $data ) ) {
			if ( method_exists( $data, 'getHash' ) ) {
				return $data->getHash();
			} else {
				return sha1( serialize( $data ) );
			}
		}
		if ( is_string( $data ) ) {
			return sha1( $data );
		}
		throw new LogicException( "Cant get hash for data of type: " . gettype( $data ) );
	}

	/**
	 * Has the content been changed since object construction (this shouldn't happen!)
	 *
	 * @return bool
	 */
	public function hasChanged() {
		return $this->initialHash !== $this->getHash();
	}

	/**
	 * @return mixed
	 */
	public function getData() {
		return $this->data;
	}

}