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Editing: CaseInsensitiveDictionary.php
<?php /** * Case-insensitive dictionary, suitable for HTTP headers * * @package Requests\Utilities */ namespace WpOrg\Requests\Utility; use ArrayAccess; use ArrayIterator; use IteratorAggregate; use ReturnTypeWillChange; use WpOrg\Requests\Exception; /** * Case-insensitive dictionary, suitable for HTTP headers * * @package Requests\Utilities */ class CaseInsensitiveDictionary implements ArrayAccess, IteratorAggregate { /** * Actual item data * * @var array */ protected $data = []; /** * Creates a case insensitive dictionary. * * @param array $data Dictionary/map to convert to case-insensitive */ public function __construct(array $data = []) { foreach ($data as $offset => $value) { $this->offsetSet($offset, $value); } } /** * Check if the given item exists * * @param string $offset Item key * @return boolean Does the item exist? */ #[ReturnTypeWillChange] public function offsetExists($offset) { if (is_string($offset)) { $offset = strtolower($offset); } if ($offset === null) { $offset = ''; } return isset($this->data[$offset]); } /** * Get the value for the item * * @param string $offset Item key * @return string|null Item value (null if the item key doesn't exist) */ #[ReturnTypeWillChange] public function offsetGet($offset) { if (is_string($offset)) { $offset = strtolower($offset); } if ($offset === null) { $offset = ''; } if (!isset($this->data[$offset])) { return null; } return $this->data[$offset]; } /** * Set the given item * * @param string $offset Item name * @param string $value Item value * * @throws \WpOrg\Requests\Exception On attempting to use dictionary as list (`invalidset`) */ #[ReturnTypeWillChange] public function offsetSet($offset, $value) { if ($offset === null) { throw new Exception('Object is a dictionary, not a list', 'invalidset'); } if (is_string($offset)) { $offset = strtolower($offset); } $this->data[$offset] = $value; } /** * Unset the given header * * @param string $offset The key for the item to unset. */ #[ReturnTypeWillChange] public function offsetUnset($offset) { if (is_string($offset)) { $offset = strtolower($offset); } if ($offset === null) { $offset = ''; } unset($this->data[$offset]); } /** * Get an iterator for the data * * @return \ArrayIterator */ #[ReturnTypeWillChange] public function getIterator() { return new ArrayIterator($this->data); } /** * Get the headers as an array * * @return array Header data */ public function getAll() { return $this->data; } }
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