DateTimeFactory::resolveDateTimeZone() - Code Metrics - Inspection of "Feature 2.0.0" - alex-patterson-webdev/date-time - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#7)

by Alex

created 2020-08-22 14:07 UTC

DateTimeFactory::resolveDateTimeZone() A

↳ Parent: DateTimeFactory

Complexity

Conditions	6
Paths	5

Size

Total Lines	23
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

Metric	Value
eloc	13
c	1
b	1
f	0
dl	0
loc	23
rs	9.2222
cc	6
nc	5
nop	1

<?php

declare(strict_types=1);

namespace Arp\DateTime;

use Arp\DateTime\Exception\DateIntervalFactoryException;
use Arp\DateTime\Exception\DateTimeFactoryException;

/**
 * @author  Alex Patterson <[email protected]>
 * @package Arp\DateTime
 */
final class DateTimeFactory implements DateTimeFactoryInterface, DateIntervalFactoryInterface
{
    /**
     * @var DateIntervalFactoryInterface
     */
    private DateIntervalFactoryInterface $dateIntervalFactory;

    /**
     * @param DateIntervalFactoryInterface|null $dateIntervalFactory
     */
    public function __construct(DateIntervalFactoryInterface $dateIntervalFactory = null)
    {
        $this->dateIntervalFactory = $dateIntervalFactory ?? new DateIntervalFactory();
    }

    /**
     * @param null|string               $spec     The date and time specification.
     * @param string|\DateTimeZone|null $timeZone The date time zone. If omitted or null the PHP default will be used.
     *
     * @return \DateTimeInterface
     *
     * @throws DateTimeFactoryException If the \DateTime instance cannot be created.
     */
    public function createDateTime(string $spec = null, $timeZone = null): \DateTimeInterface
    {
        try {
            return new \DateTime($spec ?? 'now', $this->resolveDateTimeZone($timeZone));
        } catch (\Throwable $e) {
            throw new DateTimeFactoryException(
                sprintf(
                    'Failed to create a valid \DateTime instance using \'%s\': %s',
                    $spec,
                    $e->getMessage()
                ),
                $e->getCode(),
                $e
            );
        }
    }

    /**
     * Create a new \DateTime instance using the provided format.
     *
     * @param string                    $spec     The date and time specification.
     * @param string                    $format   The date and time format.
     * @param string|\DateTimeZone|null $timeZone The date time zone. If omitted or null the PHP default will be used.
     *
     * @return \DateTimeInterface
     *
     * @throws DateTimeFactoryException  If the \DateTime instance cannot be created.
     */
    public function createFromFormat(string $spec, string $format, $timeZone = null): \DateTimeInterface
    {
        $dateTime = \DateTime::createFromFormat($format, $spec, $this->resolveDateTimeZone($timeZone));

        if (false === $dateTime || !$dateTime instanceof \DateTimeInterface) {
            throw new DateTimeFactoryException(
                sprintf(
                    'Failed to create a valid \DateTime instance using \'%s\' and format \'%s\'',
                    $spec,
                    $format
                )
            );
        }

        return $dateTime;
    }

    /**
     * Create a new \DateTimeZone instance using the provided specification.
     *
     * @param string $spec The date time zone specification.
     *
     * @return \DateTimeZone
     *
     * @throws DateTimeFactoryException If the \DateTimeZone cannot be created.
     */
    public function createDateTimeZone(string $spec): \DateTimeZone
    {
        try {
            return new \DateTimeZone($spec);
        } catch (\Throwable $e) {
            throw new DateTimeFactoryException(
                sprintf(
                    'Failed to create a valid \DateTimeZone instance using \'%s\': %s',
                    $spec,
                    $e->getMessage()
                ),
                $e->getCode(),
                $e
            );
        }
    }

    /**
     * @param string $spec
     *
     * @return \DateInterval
     *
     * @throws DateTimeFactoryException
     */
    public function createDateInterval(string $spec): \DateInterval
    {
        try {
            return $this->dateIntervalFactory->createDateInterval($spec);
        } catch (DateIntervalFactoryException $e) {
            throw new DateTimeFactoryException(
                sprintf('Failed to create date interval \'%s\': %s', $spec, $e->getMessage()),
                $e->getCode(),
                $e
            );
        }
    }

    /**
     * Perform a diff of two dates and return the \DateInterval
     *
     * @param \DateTimeInterface $origin    The origin date
     * @param \DateTimeInterface $target    The date to compare to
     * @param bool               $absolute  If the interval is negative, should it be forced to be a positive value?
     *
     * @return \DateInterval
     *
     * @throws DateTimeFactoryException If the date diff cannot be performed
     */
    public function diff(\DateTimeInterface $origin, \DateTimeInterface $target, bool $absolute = false): \DateInterval
    {
        try {
            return $this->dateIntervalFactory->diff($origin, $target, $absolute);
        } catch (DateIntervalFactoryException $e) {
            throw new DateTimeFactoryException(
                sprintf('Failed to perform date diff: %s', $e->getMessage()),
                $e->getCode(),
                $e
            );
        }
    }

    /**
     * Resolve a date time zone from the provided $timeZone argument.
     *
     * @param string|null|\DateTimeZone $timeZone
     *
     * @return \DateTimeZone|null
     *
     * @throws DateTimeFactoryException
     */
    private function resolveDateTimeZone($timeZone): ?\DateTimeZone
    {
        if (null === $timeZone || empty($timeZone)) {
            return null;
        }

        if (is_string($timeZone)) {
            $timeZone = $this->createDateTimeZone($timeZone);
        }

        if (!$timeZone instanceof \DateTimeZone) {

            throw new DateTimeFactoryException(
                sprintf(
                    'The \'timeZone\' argument must be a \'string\''
                    . 'or an object of type \'%s\'; \'%s\' provided in \'%s\'',
                    \DateTimeZone::class,
                    is_object($timeZone) ? get_class($timeZone) : gettype($timeZone),
                    __FUNCTION__
                )
            );
        }

        return $timeZone;
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			namespace Arp\DateTime;
6
7			use Arp\DateTime\Exception\DateIntervalFactoryException;
8			use Arp\DateTime\Exception\DateTimeFactoryException;
9
10			/**
11			* @author Alex Patterson <[email protected]>
12			* @package Arp\DateTime
13			*/
14			final class DateTimeFactory implements DateTimeFactoryInterface, DateIntervalFactoryInterface
15			{
16			/**
17			* @var DateIntervalFactoryInterface
18			*/
19			private DateIntervalFactoryInterface $dateIntervalFactory;
20
21			/**
22			* @param DateIntervalFactoryInterface\|null $dateIntervalFactory
23			*/
24			public function __construct(DateIntervalFactoryInterface $dateIntervalFactory = null)
25			{
26			$this->dateIntervalFactory = $dateIntervalFactory ?? new DateIntervalFactory();
27			}
28
29			/**
30			* @param null\|string $spec The date and time specification.
31			* @param string\|\DateTimeZone\|null $timeZone The date time zone. If omitted or null the PHP default will be used.
32			*
33			* @return \DateTimeInterface
34			*
35			* @throws DateTimeFactoryException If the \DateTime instance cannot be created.
36			*/
37			public function createDateTime(string $spec = null, $timeZone = null): \DateTimeInterface
38			{
39			try {
40			return new \DateTime($spec ?? 'now', $this->resolveDateTimeZone($timeZone));
41			} catch (\Throwable $e) {
42			throw new DateTimeFactoryException(
43			sprintf(
44			'Failed to create a valid \DateTime instance using \'%s\': %s',
45			$spec,
46			$e->getMessage()
47			),
48			$e->getCode(),
49			$e
50			);
51			}
52			}
53
54			/**
55			* Create a new \DateTime instance using the provided format.
56			*
57			* @param string $spec The date and time specification.
58			* @param string $format The date and time format.
59			* @param string\|\DateTimeZone\|null $timeZone The date time zone. If omitted or null the PHP default will be used.
60			*
61			* @return \DateTimeInterface
62			*
63			* @throws DateTimeFactoryException If the \DateTime instance cannot be created.
64			*/
65			public function createFromFormat(string $spec, string $format, $timeZone = null): \DateTimeInterface
66			{
67			$dateTime = \DateTime::createFromFormat($format, $spec, $this->resolveDateTimeZone($timeZone));
68
69			if (false === $dateTime \|\| !$dateTime instanceof \DateTimeInterface) {
70			throw new DateTimeFactoryException(
71			sprintf(
72			'Failed to create a valid \DateTime instance using \'%s\' and format \'%s\'',
73			$spec,
74			$format
75			)
76			);
77			}
78
79			return $dateTime;
80			}
81
82			/**
83			* Create a new \DateTimeZone instance using the provided specification.
84			*
85			* @param string $spec The date time zone specification.
86			*
87			* @return \DateTimeZone
88			*
89			* @throws DateTimeFactoryException If the \DateTimeZone cannot be created.
90			*/
91			public function createDateTimeZone(string $spec): \DateTimeZone
92			{
93			try {
94			return new \DateTimeZone($spec);
95			} catch (\Throwable $e) {
96			throw new DateTimeFactoryException(
97			sprintf(
98			'Failed to create a valid \DateTimeZone instance using \'%s\': %s',
99			$spec,
100			$e->getMessage()
101			),
102			$e->getCode(),
103			$e
104			);
105			}
106			}
107
108			/**
109			* @param string $spec
110			*
111			* @return \DateInterval
112			*
113			* @throws DateTimeFactoryException
114			*/
115			public function createDateInterval(string $spec): \DateInterval
116			{
117			try {
118			return $this->dateIntervalFactory->createDateInterval($spec);
119			} catch (DateIntervalFactoryException $e) {
120			throw new DateTimeFactoryException(
121			sprintf('Failed to create date interval \'%s\': %s', $spec, $e->getMessage()),
122			$e->getCode(),
123			$e
124			);
125			}
126			}
127
128			/**
129			* Perform a diff of two dates and return the \DateInterval
130			*
131			* @param \DateTimeInterface $origin The origin date
132			* @param \DateTimeInterface $target The date to compare to
133			* @param bool $absolute If the interval is negative, should it be forced to be a positive value?
134			*
135			* @return \DateInterval
136			*
137			* @throws DateTimeFactoryException If the date diff cannot be performed
138			*/
139			public function diff(\DateTimeInterface $origin, \DateTimeInterface $target, bool $absolute = false): \DateInterval
140			{
141			try {
142			return $this->dateIntervalFactory->diff($origin, $target, $absolute);
143			} catch (DateIntervalFactoryException $e) {
144			throw new DateTimeFactoryException(
145			sprintf('Failed to perform date diff: %s', $e->getMessage()),
146			$e->getCode(),
147			$e
148			);
149			}
150			}
151
152			/**
153			* Resolve a date time zone from the provided $timeZone argument.
154			*
155			* @param string\|null\|\DateTimeZone $timeZone
156			*
157			* @return \DateTimeZone\|null
158			*
159			* @throws DateTimeFactoryException
160			*/
161			private function resolveDateTimeZone($timeZone): ?\DateTimeZone
162			{
163			if (null === $timeZone \|\| empty($timeZone)) {
164			return null;
165			}
166
167			if (is_string($timeZone)) {
168			$timeZone = $this->createDateTimeZone($timeZone);
169			}
170
171			if (!$timeZone instanceof \DateTimeZone) {
			0 ignored issues – show introduced 2020-08-22 14:19 UTC by Report Bug Copy Issue Report `$timeZone` is always a sub-type of `DateTimeZone`. Loading history...
172			throw new DateTimeFactoryException(
173			sprintf(
174			'The \'timeZone\' argument must be a \'string\''
175			. 'or an object of type \'%s\'; \'%s\' provided in \'%s\'',
176			\DateTimeZone::class,
177			is_object($timeZone) ? get_class($timeZone) : gettype($timeZone),
178			__FUNCTION__
179			)
180			);
181			}
182
183			return $timeZone;
184			}
185			}
186

alex-patterson-webdev / date-time

Pull Request — master (#7)

DateTimeFactory::resolveDateTimeZone() A

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

Filter issues like