Passed
Pull Request — master (#58)
by Alexander
16:19 queued 13:40
created

TemplateRuleHandler::getGenerator()   A

Complexity

Conditions 3
Paths 3

Size

Total Lines 8
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 3.072

Importance

Changes 0
Metric Value
eloc 4
dl 0
loc 8
ccs 4
cts 5
cp 0.8
rs 10
c 0
b 0
f 0
cc 3
nc 3
nop 1
crap 3.072
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<?php
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declare(strict_types=1);
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namespace Yiisoft\Yii\Gii\Validator;
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use RuntimeException;
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use Yiisoft\Aliases\Aliases;
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use Yiisoft\Validator\DataSet\ObjectDataSet;
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use Yiisoft\Validator\Exception\UnexpectedRuleException;
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use Yiisoft\Validator\Result;
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use Yiisoft\Validator\RuleHandlerInterface;
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use Yiisoft\Validator\ValidationContext;
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use Yiisoft\Yii\Gii\GeneratorCommandInterface;
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use Yiisoft\Yii\Gii\GeneratorInterface;
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use Yiisoft\Yii\Gii\GiiInterface;
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use Yiisoft\Yii\Gii\ParametersProvider;
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final class TemplateRuleHandler implements RuleHandlerInterface
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{
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    public function __construct(
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        private Aliases $aliases,
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        private GiiInterface $gii,
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        private ParametersProvider $parametersProvider,
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    ) {
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    }
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    /**
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     * Validates the template selection.
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     * This method validates whether the user selects an existing template
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     * and the template contains all required template files as specified in {@see requiredTemplates()}.
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     *
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     * @param string $value
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     */
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    public function validate(mixed $value, object $rule, ValidationContext $context): Result
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    {
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        if (!$rule instanceof TemplateRule) {
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            throw new UnexpectedRuleException(TemplateRule::class, $rule);
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        }
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        $result = new Result();
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        if ($value === 'default') {
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            return $result;
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        }
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        $command = $context->getDataSet();
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        if (!$command instanceof ObjectDataSet || !$command->getObject() instanceof GeneratorCommandInterface) {
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            throw new RuntimeException('Unsupported dataset class.');
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        }
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        $generator = $this->getGenerator($command);
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        $templates = $this->parametersProvider->getTemplates($generator::getId());
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        if ($templates === []) {
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            return $result;
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        }
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        if (!isset($templates[$value])) {
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            $result->addError(
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                message: 'Template "{template}" does not exist. Known templates: {templates}',
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                parameters: [
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                    'template' => $value,
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                    'templates' => implode(', ', array_keys($templates)),
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                ],
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            );
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            return $result;
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        }
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        $templatePath = $templates[$value];
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        foreach ($generator->getRequiredTemplates() as $template) {
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            if (!is_file($this->aliases->get($templatePath . '/' . $template))) {
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                $result->addError(
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                    message: 'Unable to find the required code template file "{template}".',
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                    parameters: ['template' => $template],
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                );
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            }
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        }
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        return $result;
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    }
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    private function getGenerator(ObjectDataSet $dataSet): GeneratorInterface
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    {
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        foreach ($this->gii->getGenerators() as $generator) {
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            if ($generator::getCommandClass() === $dataSet->getObject()::class) {
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                return $generator;
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            }
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        }
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        throw new RuntimeException('Unknown generator');
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    }
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}
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