99 lines
2.1 KiB
PHP
99 lines
2.1 KiB
PHP
<?php
|
|
/**
|
|
* Case-insensitive dictionary, suitable for HTTP headers
|
|
*
|
|
* @package Requests
|
|
*/
|
|
|
|
/**
|
|
* Case-insensitive dictionary, suitable for HTTP headers
|
|
*
|
|
* @package Requests
|
|
*/
|
|
class Requests_Response_Headers extends Requests_Utility_CaseInsensitiveDictionary {
|
|
/**
|
|
* Get the given header
|
|
*
|
|
* Unlike {@see self::getValues()}, this returns a string. If there are
|
|
* multiple values, it concatenates them with a comma as per RFC2616.
|
|
*
|
|
* Avoid using this where commas may be used unquoted in values, such as
|
|
* Set-Cookie headers.
|
|
*
|
|
* @param string $key
|
|
* @return string Header value
|
|
*/
|
|
public function offsetGet($key) {
|
|
$key = strtolower($key);
|
|
if (!isset($this->data[$key])) {
|
|
return null;
|
|
}
|
|
|
|
return $this->flatten($this->data[$key]);
|
|
}
|
|
|
|
/**
|
|
* Set the given item
|
|
*
|
|
* @throws Requests_Exception On attempting to use dictionary as list (`invalidset`)
|
|
*
|
|
* @param string $key Item name
|
|
* @param string $value Item value
|
|
*/
|
|
public function offsetSet($key, $value) {
|
|
if ($key === null) {
|
|
throw new Requests_Exception('Object is a dictionary, not a list', 'invalidset');
|
|
}
|
|
|
|
$key = strtolower($key);
|
|
|
|
if (!isset($this->data[$key])) {
|
|
$this->data[$key] = array();
|
|
}
|
|
|
|
$this->data[$key][] = $value;
|
|
}
|
|
|
|
/**
|
|
* Get all values for a given header
|
|
*
|
|
* @param string $key
|
|
* @return array Header values
|
|
*/
|
|
public function getValues($key) {
|
|
$key = strtolower($key);
|
|
if (!isset($this->data[$key])) {
|
|
return null;
|
|
}
|
|
|
|
return $this->data[$key];
|
|
}
|
|
|
|
/**
|
|
* Flattens a value into a string
|
|
*
|
|
* Converts an array into a string by imploding values with a comma, as per
|
|
* RFC2616's rules for folding headers.
|
|
*
|
|
* @param string|array $value Value to flatten
|
|
* @return string Flattened value
|
|
*/
|
|
public function flatten($value) {
|
|
if (is_array($value)) {
|
|
$value = implode(',', $value);
|
|
}
|
|
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* Get an iterator for the data
|
|
*
|
|
* Converts the internal
|
|
* @return ArrayIterator
|
|
*/
|
|
public function getIterator() {
|
|
return new Requests_Utility_FilteredIterator($this->data, array($this, 'flatten'));
|
|
}
|
|
}
|