177 lines
3.3 KiB
PHP
177 lines
3.3 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\HttpFoundation;
|
|
|
|
/**
|
|
* Represents an Accept-* header item.
|
|
*
|
|
* @author Jean-François Simon <contact@jfsimon.fr>
|
|
*/
|
|
class AcceptHeaderItem
|
|
{
|
|
private $value;
|
|
private $quality = 1.0;
|
|
private $index = 0;
|
|
private $attributes = [];
|
|
|
|
public function __construct(string $value, array $attributes = [])
|
|
{
|
|
$this->value = $value;
|
|
foreach ($attributes as $name => $value) {
|
|
$this->setAttribute($name, $value);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Builds an AcceptHeaderInstance instance from a string.
|
|
*
|
|
* @return self
|
|
*/
|
|
public static function fromString(?string $itemValue)
|
|
{
|
|
$parts = HeaderUtils::split($itemValue ?? '', ';=');
|
|
|
|
$part = array_shift($parts);
|
|
$attributes = HeaderUtils::combine($parts);
|
|
|
|
return new self($part[0], $attributes);
|
|
}
|
|
|
|
/**
|
|
* Returns header value's string representation.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function __toString()
|
|
{
|
|
$string = $this->value.($this->quality < 1 ? ';q='.$this->quality : '');
|
|
if (\count($this->attributes) > 0) {
|
|
$string .= '; '.HeaderUtils::toString($this->attributes, ';');
|
|
}
|
|
|
|
return $string;
|
|
}
|
|
|
|
/**
|
|
* Set the item value.
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setValue(string $value)
|
|
{
|
|
$this->value = $value;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns the item value.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getValue()
|
|
{
|
|
return $this->value;
|
|
}
|
|
|
|
/**
|
|
* Set the item quality.
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setQuality(float $quality)
|
|
{
|
|
$this->quality = $quality;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns the item quality.
|
|
*
|
|
* @return float
|
|
*/
|
|
public function getQuality()
|
|
{
|
|
return $this->quality;
|
|
}
|
|
|
|
/**
|
|
* Set the item index.
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setIndex(int $index)
|
|
{
|
|
$this->index = $index;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns the item index.
|
|
*
|
|
* @return int
|
|
*/
|
|
public function getIndex()
|
|
{
|
|
return $this->index;
|
|
}
|
|
|
|
/**
|
|
* Tests if an attribute exists.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasAttribute(string $name)
|
|
{
|
|
return isset($this->attributes[$name]);
|
|
}
|
|
|
|
/**
|
|
* Returns an attribute by its name.
|
|
*
|
|
* @param mixed $default
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getAttribute(string $name, $default = null)
|
|
{
|
|
return $this->attributes[$name] ?? $default;
|
|
}
|
|
|
|
/**
|
|
* Returns all attributes.
|
|
*
|
|
* @return array
|
|
*/
|
|
public function getAttributes()
|
|
{
|
|
return $this->attributes;
|
|
}
|
|
|
|
/**
|
|
* Set an attribute.
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setAttribute(string $name, string $value)
|
|
{
|
|
if ('q' === $name) {
|
|
$this->quality = (float) $value;
|
|
} else {
|
|
$this->attributes[$name] = $value;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
}
|