NeedleProject\FileIo\File

Complexity

Total Complexity

11

Size/Duplication

Total Lines	88
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Test Coverage

Coverage

100%

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	exists()	0	4	1
A	isReadable()	0	4	1
A	isWritable()	0	4	1
A	write()	0	8	2
A	getContent()	0	12	3
A	delete()	0	7	2

<?php
/**
 * This file is part of the NeedleProject\FileIo package.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace NeedleProject\FileIo;

use NeedleProject\FileIo\Content\Content;
use NeedleProject\FileIo\Content\ContentInterface;
use NeedleProject\FileIo\Exception\FileNotFoundException;
use NeedleProject\FileIo\Exception\PermissionDeniedException;

/**
 * Class File
 *
 * @package NeedleProject\FileIo
 * @author Adrian Tilita <adrian@tilita.ro>
 * @copyright 2016-2017 Adrian Tilita
 * @license https://opensource.org/licenses/MIT MIT Licence
 */
class File
{
    /**
     * @var null|string
     */
    private $filename = null;

    /**
     * File constructor.
     *
     * @param string $filename
     */
    public function __construct(string $filename)
    {
        $this->filename = $filename;
    }

    /**
     * States whether the file actually exists on disk
     * @return bool
     */
    public function exists(): bool
    {
        return file_exists($this->filename);
    }

    /**
     * States whether the file is readable
     * @return bool
     */
    public function isReadable(): bool
    {
        return is_readable($this->filename);
    }

    /**
     * @return bool
     */
    public function isWritable(): bool
    {
        return is_writable($this->filename);
    }

    /**
     * Write content to the current file
     *
     * @param \NeedleProject\FileIo\Content\ContentInterface $content
     * @return \NeedleProject\FileIo\File
     * @throws \NeedleProject\FileIo\Exception\PermissionDeniedException
     */
    public function write(ContentInterface $content): File
    {
        if ($this->isWritable() === false) {
            throw new PermissionDeniedException("The current file is not writable!");
        }
        file_put_contents($this->filename, $content->get());
        return $this;
    }

    /**
     * @return \NeedleProject\FileIo\Content\ContentInterface
     * @throws \NeedleProject\FileIo\Exception\FileNotFoundException
     * @throws \NeedleProject\FileIo\Exception\PermissionDeniedException
     */
    public function getContent(): ContentInterface
    {
        if ($this->exists() === false) {
            throw new FileNotFoundException(sprintf("%s does not exists!", $this->filename));
        }
        if ($this->isReadable() === false) {
            throw new PermissionDeniedException(
                sprintf("You do not have permissions to read file %s!", $this->filename)
            );
        }
        return new Content(file_get_contents($this->filename));
    }

    /**
     * Deletes the current file
     */
    public function delete(): bool
    {
        if ($this->exists() === false) {
            return false;
        }
        return unlink($this->filename);
    }
}