StreamDestination::count() - Code Metrics - Inspection of "Added flysystem test and destination, but Fileapi..." - RunOpenCode/backup - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 815ef9...a2c400 )

by Nikola

created 2015-12-12 12:34 UTC

StreamDestination::count() A

↳ Parent: StreamDestination

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes	2
Bugs	0	Features	1

Metric	Value
c	2
b	0
f	1
dl	0
loc	4
ccs	2
cts	2
cp	1
rs	10
cc	1
eloc	2
nc	1
nop	0
crap	1

<?php
/*
 * This file is part of the Backup package, an RunOpenCode project.
 *
 * (c) 2015 RunOpenCode
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * This project is fork of "kbond/php-backup", for full credits info, please
 * view CREDITS file that was distributed with this source code.
 */
namespace RunOpenCode\Backup\Destination;

use RunOpenCode\Backup\Backup\Backup;
use RunOpenCode\Backup\Backup\File;
use RunOpenCode\Backup\Contract\BackupInterface;
use RunOpenCode\Backup\Contract\DestinationInterface;
use RunOpenCode\Backup\Exception\DestinationException;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\Finder\Finder;

/**
 * Class StreamDestination
 *
 * Stream destination is local, mountable, destination.
 *
 * @package RunOpenCode\Backup\Destination
 */
class StreamDestination implements DestinationInterface
{
    /**
     * @var BackupInterface[]
     */
    protected $backups;

    /**
     * @var string
     */
    protected $directory;

    /**
     * @var Filesystem
     */
    private $filesystem;

    public function __construct($directory, Filesystem $filesystem = null)
    {
        $this->directory = rtrim($directory, '/\\');
        $this->filesystem = is_null($filesystem) ? new Filesystem() : $filesystem;

        if (!$this->filesystem->exists($this->directory)) {

            $this->filesystem->mkdir($this->directory);

        } elseif (!is_dir($this->directory)) {
            throw new \RuntimeException(sprintf('Provided location "%s" is not directory.', $this->directory));
        } elseif (!is_writable($this->directory)) {
            throw new \RuntimeException(sprintf('Provided location "%s" is not writeable.', $this->directory));
        }
    }

    /**
     * {@inheritdoc}
     */
    public function push(BackupInterface $backup)
    {
        // Prepare destination.
        $backupDirectory = $this->directory . DIRECTORY_SEPARATOR . $backup->getName();
        $this->filesystem->mkdir($backupDirectory);

        // Get current in backup location (if it is an incremental backup).
        $existingBackupFiles = $this->getFiles($backupDirectory);

        foreach ($backup->getFiles() as $backupFile) {

            try {
                // Overwrite old, copy new to destination.
                $this->filesystem->copy($backupFile->getPath(), sprintf('%s%s%s', $backupDirectory, DIRECTORY_SEPARATOR, $backupFile->getRelativePath()));
            } catch (\Exception $e) {
                throw new DestinationException(sprintf('Unable to backup file "%s" to destination "%s".', $backupFile->getPath(), $this->directory), 0, $e);
            }

            // If existing file is overwritten, remove it from the list of current files in backup destination.
            if (isset($existingBackupFiles[$backupFile->getRelativePath()])) {
                unset($existingBackupFiles[$backupFile->getRelativePath()]);
            }
        }

        try {
            // Remove deleted files from source from destination.
            $this->filesystem->remove(array_map(function(File $file) { return $file->getPath(); }, $existingBackupFiles));

            // Cleanup empty directories, there is no need to keep them.
            $this->removeEmptyDirectories($backupDirectory);
        } catch (\Exception $e) {
            throw new DestinationException(sprintf('Unable to backup cleanup destination "%s" after backup process.', $this->directory), 0, $e);
        }


        // Don't reload, just add new backup to list if possible.
        if (!empty($this->backups)) {
            $this->backups[] = $backup;
        }
    }

    /**
     * {@inheritdoc}
     */
    public function getIterator()
    {
        if (is_null($this->backups)) {
            $this->load();
        }

        return new \ArrayIterator($this->backups);
    }

    /**
     * {@inheritdoc}
     */
    public function get($name)
    {
        if (is_null($this->backups)) {
            $this->load();
        }

        return $this->backups[$name];
    }

    /**
     * {@inheritdoc}
     */
    public function has($name)
    {
        if (is_null($this->backups)) {
            $this->load();
        }

        return array_key_exists($name, $this->backups);
    }

    /**
     * {@inheritdoc}
     */
    public function delete($name)
    {
        try {
            $this->filesystem->remove(sprintf('%s%s%s', rtrim($this->directory, DIRECTORY_SEPARATOR), DIRECTORY_SEPARATOR, $name));
        } catch (\Exception $e) {
            throw new DestinationException(sprintf('Unable to remove backup "%s" from stream destination "%s".', $name, $this->directory), 0, $e);
        }

        if (!is_null($this->backups)) {
            unset($this->backups[$name]);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function all()
    {
        if (is_null($this->backups)) {
            $this->load();
        }

        return $this->backups;
    }

    /**
     * {@inheritdoc}
     */
    public function count()
    {
        return count($this->getIterator());
    }

    /**
     * Load backups from destination.
     *
     * @return BackupInterface[]
     */
    protected function load()
    {
        $this->backups = array();

        /**
         * @var \SplFileInfo $backupDirectory
         */
        foreach (Finder::create()->in($this->directory)->depth(0)->directories()->sortByModifiedTime() as $backupDirectory) {

            $backup = new Backup($backupDirectory->getBasename(), $this->getFiles($backupDirectory->getPathname()), 0, $backupDirectory->getCTime(), $backupDirectory->getMTime());

            $this->backups[$backup->getName()] = $backup;
        }
    }

    /**
     * Remove empty directories from destination.
     *
     * @param $backupDirectory
     */
    protected function removeEmptyDirectories($backupDirectory)
    {
        /**
         * @var \SplFileInfo $dir
         */
        foreach (Finder::create()->directories()->in($backupDirectory)->depth(0) as $dir) {

            if (Finder::create()->files()->in($dir->getPathname())->count() > 0) {
                $this->removeEmptyDirectories($dir->getPathname());
            } else {
                $this->filesystem->remove($dir->getPathname());
            }
        }
    }

    /**
     * Get all files in path.
     *
     * @param string $path Path to
     * @return File[] List of files in given location
     */
    protected function getFiles($path)
    {
        $result = array();

        foreach (Finder::create()->in($path)->files() as $file) {
            $file = File::fromSplFileInfo($file, $path);
            $result[$file->getRelativePath()] = $file;
        }

        return $result;
    }
}


1		<?php
2		/*
3		* This file is part of the Backup package, an RunOpenCode project.
4		*
5		* (c) 2015 RunOpenCode
6		*
7		* For the full copyright and license information, please view the LICENSE
8		* file that was distributed with this source code.
9		*
10		* This project is fork of "kbond/php-backup", for full credits info, please
11		* view CREDITS file that was distributed with this source code.
12		*/
13		namespace RunOpenCode\Backup\Destination;
14
15		use RunOpenCode\Backup\Backup\Backup;
16		use RunOpenCode\Backup\Backup\File;
17		use RunOpenCode\Backup\Contract\BackupInterface;
18		use RunOpenCode\Backup\Contract\DestinationInterface;
19		use RunOpenCode\Backup\Exception\DestinationException;
20		use Symfony\Component\Filesystem\Filesystem;
21		use Symfony\Component\Finder\Finder;
22
23		/**
24		* Class StreamDestination
25		*
26		* Stream destination is local, mountable, destination.
27		*
28		* @package RunOpenCode\Backup\Destination
29		*/
30		class StreamDestination implements DestinationInterface
31		{
32		/**
33		* @var BackupInterface[]
34		*/
35		protected $backups;
36
37		/**
38		* @var string
39		*/
40		protected $directory;
41
42		/**
43		* @var Filesystem
44		*/
45		private $filesystem;
46
47	14	public function __construct($directory, Filesystem $filesystem = null)
48		{
49	14	$this->directory = rtrim($directory, '/\\');
50	14	$this->filesystem = is_null($filesystem) ? new Filesystem() : $filesystem;
51
52	14	if (!$this->filesystem->exists($this->directory)) {
53
54	10	$this->filesystem->mkdir($this->directory);
55
56	14	} elseif (!is_dir($this->directory)) {
57		throw new \RuntimeException(sprintf('Provided location "%s" is not directory.', $this->directory));
58	10	} elseif (!is_writable($this->directory)) {
59		throw new \RuntimeException(sprintf('Provided location "%s" is not writeable.', $this->directory));
60		}
61	14	}
62
63		/**
64		* {@inheritdoc}
65		*/
66	14	public function push(BackupInterface $backup)
67		{
68		// Prepare destination.
69	14	$backupDirectory = $this->directory . DIRECTORY_SEPARATOR . $backup->getName();
70	14	$this->filesystem->mkdir($backupDirectory);
71
72		// Get current in backup location (if it is an incremental backup).
73	14	$existingBackupFiles = $this->getFiles($backupDirectory);
74
75	14	foreach ($backup->getFiles() as $backupFile) {
76
77		try {
78		// Overwrite old, copy new to destination.
79	14	$this->filesystem->copy($backupFile->getPath(), sprintf('%s%s%s', $backupDirectory, DIRECTORY_SEPARATOR, $backupFile->getRelativePath()));
80	14	} catch (\Exception $e) {
81		throw new DestinationException(sprintf('Unable to backup file "%s" to destination "%s".', $backupFile->getPath(), $this->directory), 0, $e);
82		}
83
84		// If existing file is overwritten, remove it from the list of current files in backup destination.
85	14	if (isset($existingBackupFiles[$backupFile->getRelativePath()])) {
86	2	unset($existingBackupFiles[$backupFile->getRelativePath()]);
87	2	}
88	14	}
89
90	7	try {
91		// Remove deleted files from source from destination.
92		$this->filesystem->remove(array_map(function(File $file) { return $file->getPath(); }, $existingBackupFiles));
93
94		// Cleanup empty directories, there is no need to keep them.
95	14	$this->removeEmptyDirectories($backupDirectory);
96	14	} catch (\Exception $e) {
97		throw new DestinationException(sprintf('Unable to backup cleanup destination "%s" after backup process.', $this->directory), 0, $e);
98		}
99
100
101		// Don't reload, just add new backup to list if possible.
102	14	if (!empty($this->backups)) {
103		$this->backups[] = $backup;
104		}
105	14	}
106
107		/**
108		* {@inheritdoc}
109		*/
110	8	public function getIterator()
111		{
112	2	if (is_null($this->backups)) {
113		$this->load();
114		}
115
116	2	return new \ArrayIterator($this->backups);
117	7	}
118
119		/**
120		* {@inheritdoc}
121		*/
122	10	public function get($name)
123	1	{
124	10	if (is_null($this->backups)) {
125		$this->load();
126		}
127
128	10	return $this->backups[$name];
129		}
130
131		/**
132		* {@inheritdoc}
133		*/
134	10	public function has($name)
135		{
136	10	if (is_null($this->backups)) {
137	10	$this->load();
138	10	}
139
140	10	return array_key_exists($name, $this->backups);
141		}
142
143		/**
144		* {@inheritdoc}
145		*/
146		public function delete($name)
147		{
148		try {
149		$this->filesystem->remove(sprintf('%s%s%s', rtrim($this->directory, DIRECTORY_SEPARATOR), DIRECTORY_SEPARATOR, $name));
150		} catch (\Exception $e) {
151		throw new DestinationException(sprintf('Unable to remove backup "%s" from stream destination "%s".', $name, $this->directory), 0, $e);
152		}
153
154		if (!is_null($this->backups)) {
155		unset($this->backups[$name]);
156		}
157		}
158
159		/**
160		* {@inheritdoc}
161		*/
162		public function all()
163		{
164		if (is_null($this->backups)) {
165		$this->load();
166		}
167
168		return $this->backups;
169		}
170
171		/**
172		* {@inheritdoc}
173		*/
174	2	public function count()
175		{
176	2	return count($this->getIterator());
177		}
178
179		/**
180		* Load backups from destination.
181		*
182		* @return BackupInterface[]
183		*/
184	10	protected function load()
185		{
186	10	$this->backups = array();
187
188		/**
189		* @var \SplFileInfo $backupDirectory
190		*/
191	10	foreach (Finder::create()->in($this->directory)->depth(0)->directories()->sortByModifiedTime() as $backupDirectory) {
192
193	10	$backup = new Backup($backupDirectory->getBasename(), $this->getFiles($backupDirectory->getPathname()), 0, $backupDirectory->getCTime(), $backupDirectory->getMTime());
194
195	10	$this->backups[$backup->getName()] = $backup;
196	10	}
197	10	}
198
199		/**
200		* Remove empty directories from destination.
201		*
202		* @param $backupDirectory
203		*/
204	14	protected function removeEmptyDirectories($backupDirectory)
205		{
206		/**
207		* @var \SplFileInfo $dir
208		*/
209	14	foreach (Finder::create()->directories()->in($backupDirectory)->depth(0) as $dir) {
210
211	3	if (Finder::create()->files()->in($dir->getPathname())->count() > 0) {
212	2	$this->removeEmptyDirectories($dir->getPathname());
213	2	} else {
214	2	$this->filesystem->remove($dir->getPathname());
215		}
216	14	}
217	14	}
218
219		/**
220		* Get all files in path.
221		*
222		* @param string $path Path to
223		* @return File[] List of files in given location
224		*/
225	14	protected function getFiles($path)
226		{
227	14	$result = array();
228
229	14	foreach (Finder::create()->in($path)->files() as $file) {
230	10	$file = File::fromSplFileInfo($file, $path);
231	10	$result[$file->getRelativePath()] = $file;
232	14	}
233
234	14	return $result;
235		}
236		}
237

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StreamDestination::count() A

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