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37f6e6813a
Requests is a library very similar to WP_HTTP, with a high level of unit test coverage, and has a common lineage and development team. It also supports parallel requests. See #33055. Built from https://develop.svn.wordpress.org/trunk@37428 git-svn-id: http://core.svn.wordpress.org/trunk@37394 1a063a9b-81f0-0310-95a4-ce76da25c4cd
99 lines
2.1 KiB
PHP
99 lines
2.1 KiB
PHP
<?php
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/**
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* Case-insensitive dictionary, suitable for HTTP headers
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*
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* @package Requests
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*/
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/**
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* Case-insensitive dictionary, suitable for HTTP headers
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*
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* @package Requests
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*/
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class Requests_Response_Headers extends Requests_Utility_CaseInsensitiveDictionary {
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/**
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* Get the given header
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*
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* Unlike {@see self::getValues()}, this returns a string. If there are
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* multiple values, it concatenates them with a comma as per RFC2616.
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*
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* Avoid using this where commas may be used unquoted in values, such as
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* Set-Cookie headers.
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*
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* @param string $key
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* @return string Header value
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*/
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public function offsetGet($key) {
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$key = strtolower($key);
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if (!isset($this->data[$key])) {
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return null;
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}
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return $this->flatten($this->data[$key]);
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}
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/**
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* Set the given item
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*
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* @throws Requests_Exception On attempting to use dictionary as list (`invalidset`)
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*
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* @param string $key Item name
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* @param string $value Item value
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*/
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public function offsetSet($key, $value) {
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if ($key === null) {
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throw new Requests_Exception('Object is a dictionary, not a list', 'invalidset');
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}
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$key = strtolower($key);
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if (!isset($this->data[$key])) {
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$this->data[$key] = array();
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}
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$this->data[$key][] = $value;
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}
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/**
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* Get all values for a given header
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*
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* @param string $key
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* @return array Header values
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*/
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public function getValues($key) {
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$key = strtolower($key);
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if (!isset($this->data[$key])) {
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return null;
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}
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return $this->data[$key];
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}
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/**
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* Flattens a value into a string
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*
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* Converts an array into a string by imploding values with a comma, as per
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* RFC2616's rules for folding headers.
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*
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* @param string|array $value Value to flatten
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* @return string Flattened value
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*/
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public function flatten($value) {
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if (is_array($value)) {
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$value = implode(',', $value);
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}
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return $value;
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}
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/**
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* Get an iterator for the data
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*
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* Converts the internal
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* @return ArrayIterator
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*/
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public function getIterator() {
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return new Requests_Utility_FilteredIterator($this->data, array($this, 'flatten'));
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}
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}
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