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<?php |
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/* |
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* This file is part of the ApiRateLimitBundle |
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* |
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* (c) Indra Gunawan <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Indragunawan\ApiRateLimitBundle\DependencyInjection; |
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use Indragunawan\ApiRateLimitBundle\Exception\RateLimitExceededException; |
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use Symfony\Component\Config\Definition\Builder\TreeBuilder; |
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use Symfony\Component\Config\Definition\ConfigurationInterface; |
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use Symfony\Component\HttpFoundation\Response; |
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/** |
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* The configuration of the bundle. |
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* |
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* @author Indra Gunawan <[email protected]> |
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*/ |
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final class Configuration implements ConfigurationInterface |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getConfigTreeBuilder() |
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{ |
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if (method_exists(TreeBuilder::class, 'getRootNode')) { |
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$treeBuilder = new TreeBuilder('indragunawan_api_rate_limit'); |
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$rootNode = $treeBuilder->getRootNode(); |
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} else { |
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$treeBuilder = new TreeBuilder(); |
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$rootNode = $treeBuilder->root('indragunawan_api_rate_limit'); |
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} |
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$rootNode |
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->children() |
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->booleanNode('enabled')->defaultTrue()->end() |
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->scalarNode('cache')->defaultNull()->cannotBeEmpty()->end() |
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->arrayNode('header') |
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->addDefaultsIfNotSet() |
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->children() |
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->booleanNode('display')->defaultTrue()->end() |
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->arrayNode('names') |
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->addDefaultsIfNotSet() |
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->children() |
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->scalarNode('limit')->cannotBeEmpty()->defaultValue('X-RateLimit-Limit')->end() |
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->scalarNode('remaining')->cannotBeEmpty()->defaultValue('X-RateLimit-Remaining')->end() |
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->scalarNode('reset')->cannotBeEmpty()->defaultValue('X-RateLimit-Reset')->end() |
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->end() |
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->end() |
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->end() |
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->end() |
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->arrayNode('throttle') |
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->beforeNormalization() |
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->ifTrue(function ($v) { return is_array($v) && (isset($v['limit']) || isset($v['period'])); }) |
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->then(function ($v) { |
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$v['default'] = []; |
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if (isset($v['limit'])) { |
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@trigger_error('The indragunawan_api_rate_limit.throttle.limit configuration key is deprecated since version v0.2.0 and will be removed in v0.3.0. Use the indragunawan_api_rate_limit.throttle.default.limit configuration key instead.', E_USER_DEPRECATED); |
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$v['default']['limit'] = $v['limit']; |
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} |
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if (isset($v['period'])) { |
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@trigger_error('The indragunawan_api_rate_limit.throttle.period configuration key is deprecated since version v0.2.0 and will be removed in v0.3.0. Use the indragunawan_api_rate_limit.throttle.default.period configuration key instead.', E_USER_DEPRECATED); |
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$v['default']['period'] = $v['period']; |
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} |
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return $v; |
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}) |
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->end() |
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->addDefaultsIfNotSet() |
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->children() |
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->integerNode('limit')->min(1)->defaultValue(60)->end() |
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->integerNode('period')->min(1)->defaultValue(60)->end() |
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->arrayNode('default') |
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->addDefaultsIfNotSet() |
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->children() |
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->integerNode('limit')->min(1)->defaultValue(60)->end() |
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->integerNode('period')->min(1)->defaultValue(60)->end() |
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->end() |
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->end() |
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->arrayNode('roles') |
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->useAttributeAsKey('name') |
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->prototype('array') |
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->children() |
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->integerNode('limit')->isRequired()->min(1)->end() |
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->integerNode('period')->isRequired()->min(1)->end() |
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->end() |
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->end() |
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->end() |
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->enumNode('sort') |
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->values(['first-match', 'rate-limit-asc', 'rate-limit-desc']) |
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->defaultValue('rate-limit-desc') |
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->end() |
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->end() |
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->end() |
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->arrayNode('exception') |
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->addDefaultsIfNotSet() |
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->children() |
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->integerNode('status_code') |
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->defaultValue(Response::HTTP_TOO_MANY_REQUESTS) |
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->validate() |
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->ifNotInArray(array_keys(Response::$statusTexts)) |
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->thenInvalid('Invalid status code "%s"') |
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->end() |
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->end() |
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->scalarNode('message')->cannotBeEmpty()->defaultValue('API rate limit exceeded for %s.')->end() |
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->scalarNode('custom_exception') |
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->cannotBeEmpty() |
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->defaultNull() |
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->validate() |
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->ifTrue(function ($v) { |
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if (!class_exists($v)) { |
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return true; |
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} |
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if (!is_subclass_of($v, RateLimitExceededException::class)) { |
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return true; |
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} |
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return false; |
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}) |
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->thenInvalid('The class %s does not exist or not extend "Indragunawan\ApiRateLimitBundle\Exception\RateLimitExceededException" class.') |
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->end() |
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->end() |
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->end() |
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->end() |
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->end(); |
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return $treeBuilder; |
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} |
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} |
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This check compares calls to functions or methods with their respective definitions. If the call has less arguments than are defined, it raises an issue.
If a function is defined several times with a different number of parameters, the check may pick up the wrong definition and report false positives. One codebase where this has been known to happen is Wordpress. Please note the @ignore annotation hint above.