ModelManager::saveToFile() - Code Metrics - Inspection of "Prepare for next release" - php-ai/php-ml - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 858d13...9536a3 )

by Arkadiusz

created 2017-02-03 16:54 UTC

ModelManager::saveToFile() A

↳ Parent: ModelManager

Complexity

Conditions	4
Paths	4

Size

Total Lines	16
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	16
rs	9.2
c	0
b	0
f	0
cc	4
eloc	9
nc	4
nop	2

<?php

declare(strict_types=1);

namespace Phpml;

use Phpml\Exception\SerializeException;
use Phpml\Exception\FileException;

class ModelManager
{
    /**
     * @param Estimator $estimator
     * @param string $filepath
     * @throws FileException
     * @throws SerializeException
     */
    public function saveToFile(Estimator $estimator, string $filepath)
    {
        if (!is_writable(dirname($filepath))) {
            throw FileException::cantSaveFile(basename($filepath));
        }

        $serialized = serialize($estimator);
        if (empty($serialized)) {
            throw SerializeException::cantSerialize(get_type($estimator));
        }

        $result = file_put_contents($filepath, $serialized, LOCK_EX);
        if ($result === false) {
            throw FileException::cantSaveFile(basename($filepath));
        }
    }

    /**
     * @param string $filepath
     * @return Estimator
     * @throws FileException
     * @throws SerializeException
     */
    public function restoreFromFile(string $filepath) : Estimator
    {
        if (!file_exists($filepath) || !is_readable($filepath)) {
            throw FileException::cantOpenFile(basename($filepath));
        }

        $object = unserialize(file_get_contents($filepath));
        if ($object === false) {
            throw SerializeException::cantUnserialize(basename($filepath));
        }

        return $object;
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			namespace Phpml;
6
7			use Phpml\Exception\SerializeException;
8			use Phpml\Exception\FileException;
9
10			class ModelManager
11			{
12			/**
13			* @param Estimator $estimator
14			* @param string $filepath
15			* @throws FileException
16			* @throws SerializeException
17			*/
18			public function saveToFile(Estimator $estimator, string $filepath)
19			{
20			if (!is_writable(dirname($filepath))) {
21			throw FileException::cantSaveFile(basename($filepath));
22			}
23
24			$serialized = serialize($estimator);
25			if (empty($serialized)) {
26			throw SerializeException::cantSerialize(get_type($estimator));
27			}
28
29			$result = file_put_contents($filepath, $serialized, LOCK_EX);
30			if ($result === false) {
31			throw FileException::cantSaveFile(basename($filepath));
32			}
33			}
34
35			/**
36			* @param string $filepath
37			* @return Estimator
38			* @throws FileException
39			* @throws SerializeException
40			*/
41			public function restoreFromFile(string $filepath) : Estimator
42			{
43			if (!file_exists($filepath) \|\| !is_readable($filepath)) {
44			throw FileException::cantOpenFile(basename($filepath));
45			}
46
47			$object = unserialize(file_get_contents($filepath));
48			if ($object === false) {
49			throw SerializeException::cantUnserialize(basename($filepath));
50			}
51
52			return $object;
53			}
54			}
55

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ModelManager::saveToFile() A

Complexity

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Duplication

Importance

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