GenerateChangelogCommand::loadChangelogConfigFromInput() - Code Metrics - Inspection of "Merge pull request #52 from jwage/show-contributor..." - jwage/changelog-generator - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions

Push — master ( 41301b...74c660 )

by Jonathan

created 2019-04-13 04:02 UTC

loadChangelogConfigFromInput() B

↳ Parent: GenerateChangelogCommand

Complexity

Conditions	7
Paths	64

Size

Total Lines	27
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	14
CRAP Score	7

Importance

Changes

Metric	Value
cc	7
eloc	13
nc	64
nop	2
dl	0
loc	27
ccs	14
cts	14
cp	1
crap	7
rs	8.8333
c	0
b	0
f	0

<?php

declare(strict_types=1);

namespace ChangelogGenerator\Command;

use ChangelogGenerator\ChangelogConfig;
use ChangelogGenerator\ChangelogGenerator;
use InvalidArgumentException;
use RuntimeException;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\BufferedOutput;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Output\StreamOutput;
use function assert;
use function count;
use function current;
use function file_exists;
use function file_get_contents;
use function file_put_contents;
use function fopen;
use function getcwd;
use function gettype;
use function in_array;
use function is_array;
use function is_string;
use function sprintf;
use function touch;

class GenerateChangelogCommand extends Command
{
    public const WRITE_STRATEGY_REPLACE = 'replace';
    public const WRITE_STRATEGY_APPEND  = 'append';
    public const WRITE_STRATEGY_PREPEND = 'prepend';

    /** @var ChangelogGenerator */
    private $changelogGenerator;

    public function __construct(ChangelogGenerator $changelogGenerator)
    {
        $this->changelogGenerator = $changelogGenerator;

        parent::__construct();
    }

    protected function configure() : void
    {
        $this
            ->setName('generate')
            ->setDescription('Generate a changelog markdown document from a GitHub milestone.')
            ->setHelp(<<<EOT
The <info>%command.name%</info> command generates a changelog markdown document from a GitHub milestone:

    <info>%command.full_name% --user=doctrine --repository=migrations --milestone=2.0</info>

You can filter the changelog by label names using the --label option:

    <info>%command.full_name% --user=doctrine --repository=migrations --milestone=2.0 --label=Enhancement --label=Bug</info>
EOT
            )
            ->addOption(
                'user',
                null,
                InputOption::VALUE_REQUIRED,
                'User that owns the repository.'
            )
            ->addOption(
                'repository',
                null,
                InputOption::VALUE_REQUIRED,
                'The repository owned by the user.'
            )
            ->addOption(
                'milestone',
                null,
                InputOption::VALUE_REQUIRED,
                'The milestone to build the changelog for.'
            )
            ->addOption(
                'file',
                null,
                InputOption::VALUE_OPTIONAL,
                'Write the changelog to a file.',
                false
            )
            ->addOption(
                'append',
                null,
                InputOption::VALUE_NONE,
                'Append the changelog to the file.'
            )
            ->addOption(
                'prepend',
                null,
                InputOption::VALUE_NONE,
                'Prepend the changelog to the file.'
            )
            ->addOption(
                'label',
                null,
                InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY,
                'The labels to generate a changelog for.'
            )
            ->addOption(
                'config',
                'c',
                InputOption::VALUE_REQUIRED,
                'The path to a configuration file.'
            )
            ->addOption(
                'project',
                'p',
                InputOption::VALUE_REQUIRED,
                'The project from the configuration to generate a changelog for.'
            )
            ->addOption(
                'include-open',
                'a',
                InputOption::VALUE_OPTIONAL,
                'Whether to also include open issues.',
                ''
            )
            ->addOption(
                'show-contributors',
                '',
                InputOption::VALUE_OPTIONAL,
                'Whether to include a section with a list of contributors.',
                ''
            );
    }

    protected function execute(InputInterface $input, OutputInterface $output) : ?int
    {
        $changelogConfig = $this->getChangelogConfig($input);

        if (! $changelogConfig->isValid()) {
            throw new InvalidArgumentException('You must pass a config file with the --config option or manually specify the --user --repository and --milestone options.');
        }

        $changelogOutput = $this->getChangelogOutput($input, $output);

        $this->changelogGenerator->generate(
            $changelogConfig,
            $changelogOutput
        );

        if ($this->getFileWriteStrategy($input) !== self::WRITE_STRATEGY_PREPEND) {
            return 0;
        }

        $file = $input->getOption('file');

        if ($file === null) {
            $file = $this->getChangelogFilePath();
        }

        if (! ($changelogOutput instanceof BufferedOutput)) {
            return 0;
        }

        assert(is_string($file));

        if (! file_exists($file)) {
            touch($file);
        }

        file_put_contents($file, $changelogOutput->fetch() . file_get_contents($file));

        return 0;
    }

    private function getChangelogConfig(InputInterface $input) : ChangelogConfig
    {
        $changelogConfig = $this->loadConfigFile($input);

        if ($changelogConfig !== null) {
            return $changelogConfig;
        }

        $changelogConfig = (new ChangelogConfig());

        $this->loadChangelogConfigFromInput($input, $changelogConfig);

        return $changelogConfig;
    }

    /**
     * @throws RuntimeException
     */
    private function getStringOption(InputInterface $input, string $name) : string
    {
        $value = $input->getOption($name);

        if ($value === null) {
            return '';
        }

        if (is_string($value)) {
            return $value;
        }

        throw new RuntimeException(sprintf('Invalid option value type: %s', gettype($value)));
    }

    private function getBooleanOption(InputInterface $input, string $name) : bool
    {
        $value = $input->getOption($name);

        // option not provided, default to false
        if ($value === '') {
            return false;
        }

        // option provided, but no value was given, default to true
        if ($value === null) {
            return true;
        }

        // option provided and value was provided
        if (is_string($value) && in_array($value, ['1', 'true'], true)) {
            return true;
        }

        return false;
    }

    /**
     * @return string[]
     */
    private function getArrayOption(InputInterface $input, string $name) : array
    {
        /** @var string[] $value */
        $value = $input->getOption($name);

        return $value;
    }

    /**
     * @return false|resource
     */
    protected function fopen(string $file, string $mode)
    {
        return fopen($file, $mode);
    }

    /**
     * @throws InvalidArgumentException
     */
    protected function createOutput(string $file, string $fileWriteStrategy) : OutputInterface
    {
        if ($fileWriteStrategy === self::WRITE_STRATEGY_PREPEND) {
            return new BufferedOutput();
        }

        $handle = $this->fopen($file, $this->getFileHandleMode($fileWriteStrategy));

        if ($handle === false) {
            throw new InvalidArgumentException(sprintf('Could not open handle for %s', $file));
        }

        return new StreamOutput($handle);
    }

    private function getFileHandleMode(string $fileWriteStrategy) : string
    {
        if ($fileWriteStrategy === self::WRITE_STRATEGY_APPEND) {
            return 'a+';
        }

        return 'w+';
    }

    private function getChangelogOutput(InputInterface $input, OutputInterface $output) : OutputInterface
    {
        $file              = $input->getOption('file');
        $fileWriteStrategy = $this->getFileWriteStrategy($input);

        $changelogOutput = $output;

        if ($file !== false) {
            if (is_string($file)) {
                $changelogOutput = $this->createOutput($file, $fileWriteStrategy);
            } elseif ($file === null) {

                $changelogOutput = $this->createOutput($this->getChangelogFilePath(), $fileWriteStrategy);
            }
        }

        return $changelogOutput;
    }

    private function getFileWriteStrategy(InputInterface $input) : string
    {
        $append  = (bool) $input->getOption('append');
        $prepend = (bool) $input->getOption('prepend');

        if ($append) {
            return self::WRITE_STRATEGY_APPEND;
        }

        if ($prepend) {
            return self::WRITE_STRATEGY_PREPEND;
        }

        return self::WRITE_STRATEGY_REPLACE;
    }

    private function getChangelogFilePath() : string
    {
        return sprintf('%s/CHANGELOG.md', getcwd());
    }

    /**
     * @throws InvalidArgumentException
     */
    private function loadConfigFile(InputInterface $input) : ?ChangelogConfig
    {
        $config = $input->getOption('config');

        if ($config === null) {
            $config = 'changelog-generator-config.php';

            if (! file_exists($config)) {
                return null;
            }
        }

        assert(is_string($config));

        if (! file_exists($config)) {
            throw new InvalidArgumentException(sprintf('Configuration file "%s" does not exist.', $config));
        }

        $configReturn = include $config;

        if (! is_array($configReturn) || count($configReturn) === 0) {
            throw new InvalidArgumentException(sprintf('Configuration file "%s" did not return anything.', $config));
        }

        /** @var ChangelogConfig[] $changelogConfigs */
        $changelogConfigs = $configReturn;

        $changelogConfig = $this->findChangelogConfig($input, $changelogConfigs);

        $this->loadChangelogConfigFromInput($input, $changelogConfig);

        return $changelogConfig;
    }

    /**
     * @param ChangelogConfig[] $changelogConfigs
     */
    private function findChangelogConfig(InputInterface $input, array $changelogConfigs) : ChangelogConfig
    {
        $project = $input->getOption('project');

        $changelogConfig = current($changelogConfigs);

        if ($project !== null) {
            assert(is_string($project));

            if (! isset($changelogConfigs[$project])) {
                throw new InvalidArgumentException(sprintf('Could not find project named "%s" configured', $project));
            }

            $changelogConfig = $changelogConfigs[$project];
        }

        return $changelogConfig;
    }

    private function loadChangelogConfigFromInput(InputInterface $input, ChangelogConfig $changelogConfig) : void
    {
        if ($input->getOption('user') !== null) {
            $changelogConfig->setUser($this->getStringOption($input, 'user'));
        }

        if ($input->getOption('repository') !== null) {
            $changelogConfig->setRepository($this->getStringOption($input, 'repository'));
        }

        if ($input->getOption('milestone') !== null) {
            $changelogConfig->setMilestone($this->getStringOption($input, 'milestone'));
        }

        if ($input->getOption('label') !== []) {
            $changelogConfig->setLabels($this->getArrayOption($input, 'label'));
        }

        if ($input->getOption('include-open') !== '') {
            $changelogConfig->setIncludeOpen($this->getBooleanOption($input, 'include-open'));
        }

        if ($input->getOption('show-contributors') === '') {
            return;
        }

        $changelogConfig->setShowContributors($this->getBooleanOption($input, 'show-contributors'));
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace ChangelogGenerator\Command;
6
7		use ChangelogGenerator\ChangelogConfig;
8		use ChangelogGenerator\ChangelogGenerator;
9		use InvalidArgumentException;
10		use RuntimeException;
11		use Symfony\Component\Console\Command\Command;
12		use Symfony\Component\Console\Input\InputInterface;
13		use Symfony\Component\Console\Input\InputOption;
14		use Symfony\Component\Console\Output\BufferedOutput;
15		use Symfony\Component\Console\Output\OutputInterface;
16		use Symfony\Component\Console\Output\StreamOutput;
17		use function assert;
18		use function count;
19		use function current;
20		use function file_exists;
21		use function file_get_contents;
22		use function file_put_contents;
23		use function fopen;
24		use function getcwd;
25		use function gettype;
26		use function in_array;
27		use function is_array;
28		use function is_string;
29		use function sprintf;
30		use function touch;
31
32		class GenerateChangelogCommand extends Command
33		{
34		public const WRITE_STRATEGY_REPLACE = 'replace';
35		public const WRITE_STRATEGY_APPEND = 'append';
36		public const WRITE_STRATEGY_PREPEND = 'prepend';
37
38		/** @var ChangelogGenerator */
39		private $changelogGenerator;
40
41	21	public function __construct(ChangelogGenerator $changelogGenerator)
42		{
43	21	$this->changelogGenerator = $changelogGenerator;
44
45	21	parent::__construct();
46	21	}
47
48	21	protected function configure() : void
49		{
50		$this
51	21	->setName('generate')
52	21	->setDescription('Generate a changelog markdown document from a GitHub milestone.')
53	21	->setHelp(<<<EOT
54	21	The <info>%command.name%</info> command generates a changelog markdown document from a GitHub milestone:
55
56		<info>%command.full_name% --user=doctrine --repository=migrations --milestone=2.0</info>
57
58		You can filter the changelog by label names using the --label option:
59
60		<info>%command.full_name% --user=doctrine --repository=migrations --milestone=2.0 --label=Enhancement --label=Bug</info>
61		EOT
62		)
63	21	->addOption(
64	21	'user',
65	21	null,
66	21	InputOption::VALUE_REQUIRED,
67	21	'User that owns the repository.'
68		)
69	21	->addOption(
70	21	'repository',
71	21	null,
72	21	InputOption::VALUE_REQUIRED,
73	21	'The repository owned by the user.'
74		)
75	21	->addOption(
76	21	'milestone',
77	21	null,
78	21	InputOption::VALUE_REQUIRED,
79	21	'The milestone to build the changelog for.'
80		)
81	21	->addOption(
82	21	'file',
83	21	null,
84	21	InputOption::VALUE_OPTIONAL,
85	21	'Write the changelog to a file.',
86	21	false
87		)
88	21	->addOption(
89	21	'append',
90	21	null,
91	21	InputOption::VALUE_NONE,
92	21	'Append the changelog to the file.'
93		)
94	21	->addOption(
95	21	'prepend',
96	21	null,
97	21	InputOption::VALUE_NONE,
98	21	'Prepend the changelog to the file.'
99		)
100	21	->addOption(
101	21	'label',
102	21	null,
103	21	InputOption::VALUE_REQUIRED \| InputOption::VALUE_IS_ARRAY,
104	21	'The labels to generate a changelog for.'
105		)
106	21	->addOption(
107	21	'config',
108	21	'c',
109	21	InputOption::VALUE_REQUIRED,
110	21	'The path to a configuration file.'
111		)
112	21	->addOption(
113	21	'project',
114	21	'p',
115	21	InputOption::VALUE_REQUIRED,
116	21	'The project from the configuration to generate a changelog for.'
117		)
118	21	->addOption(
119	21	'include-open',
120	21	'a',
121	21	InputOption::VALUE_OPTIONAL,
122	21	'Whether to also include open issues.',
123	21	''
124		)
125	21	->addOption(
126	21	'show-contributors',
127	21	'',
128	21	InputOption::VALUE_OPTIONAL,
129	21	'Whether to include a section with a list of contributors.',
130	21	''
131		);
132	21	}
133
134	19	protected function execute(InputInterface $input, OutputInterface $output) : ?int
135		{
136	19	$changelogConfig = $this->getChangelogConfig($input);
137
138	16	if (! $changelogConfig->isValid()) {
139	1	throw new InvalidArgumentException('You must pass a config file with the --config option or manually specify the --user --repository and --milestone options.');
140		}
141
142	15	$changelogOutput = $this->getChangelogOutput($input, $output);
143
144	15	$this->changelogGenerator->generate(
145	15	$changelogConfig,
146	15	$changelogOutput
147		);
148
149	15	if ($this->getFileWriteStrategy($input) !== self::WRITE_STRATEGY_PREPEND) {
150	12	return 0;
151		}
152
153	3	$file = $input->getOption('file');
154
155	3	if ($file === null) {
156		$file = $this->getChangelogFilePath();
157		}
158
159	3	if (! ($changelogOutput instanceof BufferedOutput)) {
160	1	return 0;
161		}
162
163	2	assert(is_string($file));
164
165	2	if (! file_exists($file)) {
166	1	touch($file);
167		}
168
169	2	file_put_contents($file, $changelogOutput->fetch() . file_get_contents($file));
170
171	2	return 0;
172		}
173
174	19	private function getChangelogConfig(InputInterface $input) : ChangelogConfig
175		{
176	19	$changelogConfig = $this->loadConfigFile($input);
177
178	16	if ($changelogConfig !== null) {
179	6	return $changelogConfig;
180		}
181
182	10	$changelogConfig = (new ChangelogConfig());
183
184	10	$this->loadChangelogConfigFromInput($input, $changelogConfig);
185
186	10	return $changelogConfig;
187		}
188
189		/**
190		* @throws RuntimeException
191		*/
192	15	private function getStringOption(InputInterface $input, string $name) : string
193		{
194	15	$value = $input->getOption($name);
195
196	15	if ($value === null) {
197		return '';
198		}
199
200	15	if (is_string($value)) {
201	15	return $value;
202		}
203
204		throw new RuntimeException(sprintf('Invalid option value type: %s', gettype($value)));
205		}
206
207	4	private function getBooleanOption(InputInterface $input, string $name) : bool
208		{
209	4	$value = $input->getOption($name);
210
211		// option not provided, default to false
212	4	if ($value === '') {
213		return false;
214		}
215
216		// option provided, but no value was given, default to true
217	4	if ($value === null) {
218	2	return true;
219		}
220
221		// option provided and value was provided
222	2	if (is_string($value) && in_array($value, ['1', 'true'], true)) {
223	1	return true;
224		}
225
226	1	return false;
227		}
228
229		/**
230		* @return string[]
231		*/
232	6	private function getArrayOption(InputInterface $input, string $name) : array
233		{
234		/** @var string[] $value */
235	6	$value = $input->getOption($name);
236
237	6	return $value;
238		}
239
240		/**
241		* @return false\|resource
242		*/
243	1	protected function fopen(string $file, string $mode)
244		{
245	1	return fopen($file, $mode);
246		}
247
248		/**
249		* @throws InvalidArgumentException
250		*/
251	2	protected function createOutput(string $file, string $fileWriteStrategy) : OutputInterface
252		{
253	2	if ($fileWriteStrategy === self::WRITE_STRATEGY_PREPEND) {
254	1	return new BufferedOutput();
255		}
256
257	2	$handle = $this->fopen($file, $this->getFileHandleMode($fileWriteStrategy));
258
259	2	if ($handle === false) {
260	1	throw new InvalidArgumentException(sprintf('Could not open handle for %s', $file));
261		}
262
263	1	return new StreamOutput($handle);
264		}
265
266	2	private function getFileHandleMode(string $fileWriteStrategy) : string
267		{
268	2	if ($fileWriteStrategy === self::WRITE_STRATEGY_APPEND) {
269	2	return 'a+';
270		}
271
272	1	return 'w+';
273		}
274
275	15	private function getChangelogOutput(InputInterface $input, OutputInterface $output) : OutputInterface
276		{
277	15	$file = $input->getOption('file');
278	15	$fileWriteStrategy = $this->getFileWriteStrategy($input);
279
280	15	$changelogOutput = $output;
281
282	15	if ($file !== false) {
283	6	if (is_string($file)) {
284	5	$changelogOutput = $this->createOutput($file, $fileWriteStrategy);
285	1	} elseif ($file === null) {
		0 ignored issues – show introduced 2019-04-10 02:02 UTC by Report Bug Copy Issue Report The condition `$file === null` is always `false`. Loading history...
286	1	$changelogOutput = $this->createOutput($this->getChangelogFilePath(), $fileWriteStrategy);
287		}
288		}
289
290	15	return $changelogOutput;
291		}
292
293	15	private function getFileWriteStrategy(InputInterface $input) : string
294		{
295	15	$append = (bool) $input->getOption('append');
296	15	$prepend = (bool) $input->getOption('prepend');
297
298	15	if ($append) {
299	1	return self::WRITE_STRATEGY_APPEND;
300		}
301
302	14	if ($prepend) {
303	3	return self::WRITE_STRATEGY_PREPEND;
304		}
305
306	11	return self::WRITE_STRATEGY_REPLACE;
307		}
308
309	1	private function getChangelogFilePath() : string
310		{
311	1	return sprintf('%s/CHANGELOG.md', getcwd());
312		}
313
314		/**
315		* @throws InvalidArgumentException
316		*/
317	19	private function loadConfigFile(InputInterface $input) : ?ChangelogConfig
318		{
319	19	$config = $input->getOption('config');
320
321	19	if ($config === null) {
322	10	$config = 'changelog-generator-config.php';
323
324	10	if (! file_exists($config)) {
325	10	return null;
326		}
327		}
328
329	9	assert(is_string($config));
330
331	9	if (! file_exists($config)) {
332	1	throw new InvalidArgumentException(sprintf('Configuration file "%s" does not exist.', $config));
333		}
334
335	8	$configReturn = include $config;
336
337	8	if (! is_array($configReturn) \|\| count($configReturn) === 0) {
338	1	throw new InvalidArgumentException(sprintf('Configuration file "%s" did not return anything.', $config));
339		}
340
341		/** @var ChangelogConfig[] $changelogConfigs */
342	7	$changelogConfigs = $configReturn;
343
344	7	$changelogConfig = $this->findChangelogConfig($input, $changelogConfigs);
345
346	6	$this->loadChangelogConfigFromInput($input, $changelogConfig);
347
348	6	return $changelogConfig;
349		}
350
351		/**
352		* @param ChangelogConfig[] $changelogConfigs
353		*/
354	7	private function findChangelogConfig(InputInterface $input, array $changelogConfigs) : ChangelogConfig
355		{
356	7	$project = $input->getOption('project');
357
358	7	$changelogConfig = current($changelogConfigs);
359
360	7	if ($project !== null) {
361	7	assert(is_string($project));
362
363	7	if (! isset($changelogConfigs[$project])) {
364	1	throw new InvalidArgumentException(sprintf('Could not find project named "%s" configured', $project));
365		}
366
367	6	$changelogConfig = $changelogConfigs[$project];
368		}
369
370	6	return $changelogConfig;
371		}
372
373	16	private function loadChangelogConfigFromInput(InputInterface $input, ChangelogConfig $changelogConfig) : void
374		{
375	16	if ($input->getOption('user') !== null) {
376	15	$changelogConfig->setUser($this->getStringOption($input, 'user'));
377		}
378
379	16	if ($input->getOption('repository') !== null) {
380	15	$changelogConfig->setRepository($this->getStringOption($input, 'repository'));
381		}
382
383	16	if ($input->getOption('milestone') !== null) {
384	15	$changelogConfig->setMilestone($this->getStringOption($input, 'milestone'));
385		}
386
387	16	if ($input->getOption('label') !== []) {
388	6	$changelogConfig->setLabels($this->getArrayOption($input, 'label'));
389		}
390
391	16	if ($input->getOption('include-open') !== '') {
392	3	$changelogConfig->setIncludeOpen($this->getBooleanOption($input, 'include-open'));
393		}
394
395	16	if ($input->getOption('show-contributors') === '') {
396	15	return;
397		}
398
399	1	$changelogConfig->setShowContributors($this->getBooleanOption($input, 'show-contributors'));
400	1	}
401		}
402

jwage / changelog-generator

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loadChangelogConfigFromInput() B

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