65 lines
2.2 KiB
PHP
65 lines
2.2 KiB
PHP
<?php
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namespace App\Controller\Component;
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use Cake\Controller\Component;
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use Cake\Core\Configure;
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class ParamHandlerComponent extends Component
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{
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public function initialize(array $config): void
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{
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$this->request = $config['request'];
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}
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/*
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* Harvest parameters form a request
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*
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* Requires the request object and a list of keys to filter as input
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* Order of precedence:
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* ordered uri components (/foo/bar/baz) > query strings (?foo=bar) > posted data (json body {"foo": "bar"})
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*/
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public function harvestParams(array $filterList): array
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{
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$parsedParams = array();
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foreach ($filterList as $k => $filter) {
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$queryString = str_replace('.', '_', $filter);
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if ($this->request->getQuery($queryString) !== null) {
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$parsedParams[$filter] = $this->request->getQuery($queryString);
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continue;
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}
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if (($this->request->getQuery($filter)) !== null) {
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$parsedParams[$filter] = $this->request->getQuery($filter);
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continue;
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}
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if (($this->request->is('post') || $this->request->is('put')) && $this->request->getData($filter) !== null) {
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$parsedParams[$filter] = $this->request->getData($filter);
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}
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}
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return $parsedParams;
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}
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public function isRest()
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{
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// This method is surprisingly slow and called many times for one request, so it make sense to cache the result.
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if ($this->isRest !== null) {
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return $this->isRest;
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}
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if ($this->request->is('json')) {
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if (!empty($this->request->input()) && empty($this->request->input('json_decode'))) {
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throw new MethodNotAllowedException('Invalid JSON input. Make sure that the JSON input is a correctly formatted JSON string. This request has been blocked to avoid an unfiltered request.');
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}
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$this->isRest = true;
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return true;
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} else {
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$this->isRest = false;
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return false;
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}
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}
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public function isJson($data)
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{
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return (json_decode($data) != null) ? true : false;
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}
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}
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