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<?php declare(strict_types=1); |
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namespace Modelarium\Laravel\Targets; |
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use GraphQL\Language\AST\DirectiveNode; |
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use GraphQL\Type\Definition\NonNull; |
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use GraphQL\Type\Definition\ObjectType; |
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use GraphQL\Type\Definition\Type; |
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use Illuminate\Support\Str; |
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use Modelarium\GeneratedCollection; |
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use Modelarium\GeneratedItem; |
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use Modelarium\Parser; |
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use Nette\PhpGenerator\ClassType; |
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use Nette\PhpGenerator\PhpNamespace; |
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class PolicyGenerator extends BaseGenerator |
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{ |
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/** |
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* @var ObjectType |
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*/ |
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protected $type = null; |
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/** |
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* @var GeneratedCollection |
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*/ |
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protected $collection = null; |
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/** |
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* |
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* @var ClassType[] |
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*/ |
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protected $policyClasses = []; |
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/** |
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* @param Parser $parser |
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* @param string $name |
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* @param Type|string $type |
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* @phpstan-ignore-next-line |
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*/ |
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public function __construct(Parser $parser, string $name, $type = null) |
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{ |
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parent::__construct($parser, '', $type); |
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$this->collection = new GeneratedCollection(); |
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} |
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public function generate(): GeneratedCollection |
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{ |
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foreach ($this->type->getFields() as $field) { |
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$directives = $field->astNode->directives; |
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$this->processDirectives($field, $directives); |
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} |
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$printer = new \Nette\PhpGenerator\PsrPrinter; |
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foreach ($this->policyClasses as $name => $c) { |
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$namespace = new PhpNamespace('App\\Policies'); |
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$namespace->addUse('App\\User'); |
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$namespace->addUse('App\\' . $name); |
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$namespace->add($c); |
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$this->collection->push( |
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new GeneratedItem( |
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GeneratedItem::TYPE_POLICY, |
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"<?php declare(strict_types=1);\n\n" . $printer->printNamespace($namespace), |
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$this->getGenerateFilename($name) |
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) |
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); |
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} |
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return $this->collection; |
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} |
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public function processDirectives( |
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\GraphQL\Type\Definition\FieldDefinition $field, |
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\GraphQL\Language\AST\NodeList $directives |
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): void { |
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foreach ($directives as $directive) { |
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$name = $directive->name->value; |
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switch ($name) { |
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case 'can': |
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$this->processCan($field, $directive); |
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break; |
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default: |
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break; |
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} |
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} |
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} |
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public function processCan( |
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\GraphQL\Type\Definition\FieldDefinition $field, |
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DirectiveNode $directive |
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): void { |
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$ability = ''; |
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$find = ''; |
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$injected = false; |
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$args = false; |
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if ($field->type instanceof NonNull) { |
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$type = $field->type->getWrappedType(); |
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} else { |
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$type = $field->type; |
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} |
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$model = $type->name; /** @phpstan-ignore-line */; |
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foreach ($directive->arguments as $arg) { |
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switch ($arg->name->value) { |
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case 'ability': |
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// @phpstan-ignore-next-line |
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$ability = $arg->value->value; |
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break; |
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case 'find': |
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// @phpstan-ignore-next-line |
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$find = $arg->value->value; |
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break; |
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case 'model': |
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// @phpstan-ignore-next-line |
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$model = $arg->value->value; |
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break; |
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case 'injectArgs': |
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$injected = true; |
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break; |
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case 'args': |
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$args = true; |
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break; |
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} |
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} |
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list($namespace, $modelClassName, $relativePath) = $this->splitClassName($model); |
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$class = $this->getClass($modelClassName); |
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$method = $class->addMethod($ability); |
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$method->setPublic() |
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->setReturnType('bool') |
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->addBody( |
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'return false;' |
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); |
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$method->addParameter('user')->setType('\\App\\User'); |
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if ($find) { |
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$method->addParameter('model')->setType('\\App\\' . $modelClassName); |
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} |
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if ($injected) { |
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$method->addParameter('injectedArgs')->setType('array'); |
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} |
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if ($args) { |
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$method->addParameter('staticArgs')->setType('array'); |
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} |
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} |
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protected function getClass(string $name): ClassType |
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{ |
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if (array_key_exists($name, $this->policyClasses)) { |
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return $this->policyClasses[$name]; |
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} |
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2 |
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158
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/** |
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159
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* @var ClassType $class |
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160
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2 |
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*/ |
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$class = new ClassType($name . 'Policy'); |
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$class |
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->addComment("This file was automatically generated by Modelarium.") |
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->setTraits(['Illuminate\Auth\Access\HandlesAuthorization']); |
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$this->policyClasses[$name] = $class; |
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return $class; |
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} |
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169
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2 |
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public function getGenerateFilename(string $name): string |
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{ |
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2 |
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return $this->getBasePath('app/Policies/'. Str::studly($name) . 'Policy.php'); |
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} |
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} |
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Corollarium /
modelarium
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