diff options
Diffstat (limited to 'assets/php/vendor/symfony/http-foundation/HeaderBag.php')
-rwxr-xr-x | assets/php/vendor/symfony/http-foundation/HeaderBag.php | 331 |
1 files changed, 0 insertions, 331 deletions
diff --git a/assets/php/vendor/symfony/http-foundation/HeaderBag.php b/assets/php/vendor/symfony/http-foundation/HeaderBag.php deleted file mode 100755 index 7aaa52a..0000000 --- a/assets/php/vendor/symfony/http-foundation/HeaderBag.php +++ /dev/null @@ -1,331 +0,0 @@ -<?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; - -/** - * HeaderBag is a container for HTTP headers. - * - * @author Fabien Potencier <fabien@symfony.com> - */ -class HeaderBag implements \IteratorAggregate, \Countable -{ - protected $headers = array(); - protected $cacheControl = array(); - - /** - * @param array $headers An array of HTTP headers - */ - public function __construct(array $headers = array()) - { - foreach ($headers as $key => $values) { - $this->set($key, $values); - } - } - - /** - * Returns the headers as a string. - * - * @return string The headers - */ - public function __toString() - { - if (!$headers = $this->all()) { - return ''; - } - - ksort($headers); - $max = max(array_map('strlen', array_keys($headers))) + 1; - $content = ''; - foreach ($headers as $name => $values) { - $name = implode('-', array_map('ucfirst', explode('-', $name))); - foreach ($values as $value) { - $content .= sprintf("%-{$max}s %s\r\n", $name.':', $value); - } - } - - return $content; - } - - /** - * Returns the headers. - * - * @return array An array of headers - */ - public function all() - { - return $this->headers; - } - - /** - * Returns the parameter keys. - * - * @return array An array of parameter keys - */ - public function keys() - { - return array_keys($this->all()); - } - - /** - * Replaces the current HTTP headers by a new set. - * - * @param array $headers An array of HTTP headers - */ - public function replace(array $headers = array()) - { - $this->headers = array(); - $this->add($headers); - } - - /** - * Adds new headers the current HTTP headers set. - * - * @param array $headers An array of HTTP headers - */ - public function add(array $headers) - { - foreach ($headers as $key => $values) { - $this->set($key, $values); - } - } - - /** - * Returns a header value by name. - * - * @param string $key The header name - * @param string|string[] $default The default value - * @param bool $first Whether to return the first value or all header values - * - * @return string|string[] The first header value or default value if $first is true, an array of values otherwise - */ - public function get($key, $default = null, $first = true) - { - $key = str_replace('_', '-', strtolower($key)); - $headers = $this->all(); - - if (!array_key_exists($key, $headers)) { - if (null === $default) { - return $first ? null : array(); - } - - return $first ? $default : array($default); - } - - if ($first) { - return \count($headers[$key]) ? $headers[$key][0] : $default; - } - - return $headers[$key]; - } - - /** - * Sets a header by name. - * - * @param string $key The key - * @param string|string[] $values The value or an array of values - * @param bool $replace Whether to replace the actual value or not (true by default) - */ - public function set($key, $values, $replace = true) - { - $key = str_replace('_', '-', strtolower($key)); - - if (\is_array($values)) { - $values = array_values($values); - - if (true === $replace || !isset($this->headers[$key])) { - $this->headers[$key] = $values; - } else { - $this->headers[$key] = array_merge($this->headers[$key], $values); - } - } else { - if (true === $replace || !isset($this->headers[$key])) { - $this->headers[$key] = array($values); - } else { - $this->headers[$key][] = $values; - } - } - - if ('cache-control' === $key) { - $this->cacheControl = $this->parseCacheControl(implode(', ', $this->headers[$key])); - } - } - - /** - * Returns true if the HTTP header is defined. - * - * @param string $key The HTTP header - * - * @return bool true if the parameter exists, false otherwise - */ - public function has($key) - { - return array_key_exists(str_replace('_', '-', strtolower($key)), $this->all()); - } - - /** - * Returns true if the given HTTP header contains the given value. - * - * @param string $key The HTTP header name - * @param string $value The HTTP value - * - * @return bool true if the value is contained in the header, false otherwise - */ - public function contains($key, $value) - { - return in_array($value, $this->get($key, null, false)); - } - - /** - * Removes a header. - * - * @param string $key The HTTP header name - */ - public function remove($key) - { - $key = str_replace('_', '-', strtolower($key)); - - unset($this->headers[$key]); - - if ('cache-control' === $key) { - $this->cacheControl = array(); - } - } - - /** - * Returns the HTTP header value converted to a date. - * - * @param string $key The parameter key - * @param \DateTime $default The default value - * - * @return null|\DateTime The parsed DateTime or the default value if the header does not exist - * - * @throws \RuntimeException When the HTTP header is not parseable - */ - public function getDate($key, \DateTime $default = null) - { - if (null === $value = $this->get($key)) { - return $default; - } - - if (false === $date = \DateTime::createFromFormat(DATE_RFC2822, $value)) { - throw new \RuntimeException(sprintf('The %s HTTP header is not parseable (%s).', $key, $value)); - } - - return $date; - } - - /** - * Adds a custom Cache-Control directive. - * - * @param string $key The Cache-Control directive name - * @param mixed $value The Cache-Control directive value - */ - public function addCacheControlDirective($key, $value = true) - { - $this->cacheControl[$key] = $value; - - $this->set('Cache-Control', $this->getCacheControlHeader()); - } - - /** - * Returns true if the Cache-Control directive is defined. - * - * @param string $key The Cache-Control directive - * - * @return bool true if the directive exists, false otherwise - */ - public function hasCacheControlDirective($key) - { - return array_key_exists($key, $this->cacheControl); - } - - /** - * Returns a Cache-Control directive value by name. - * - * @param string $key The directive name - * - * @return mixed|null The directive value if defined, null otherwise - */ - public function getCacheControlDirective($key) - { - return array_key_exists($key, $this->cacheControl) ? $this->cacheControl[$key] : null; - } - - /** - * Removes a Cache-Control directive. - * - * @param string $key The Cache-Control directive - */ - public function removeCacheControlDirective($key) - { - unset($this->cacheControl[$key]); - - $this->set('Cache-Control', $this->getCacheControlHeader()); - } - - /** - * Returns an iterator for headers. - * - * @return \ArrayIterator An \ArrayIterator instance - */ - public function getIterator() - { - return new \ArrayIterator($this->headers); - } - - /** - * Returns the number of headers. - * - * @return int The number of headers - */ - public function count() - { - return count($this->headers); - } - - protected function getCacheControlHeader() - { - $parts = array(); - ksort($this->cacheControl); - foreach ($this->cacheControl as $key => $value) { - if (true === $value) { - $parts[] = $key; - } else { - if (preg_match('#[^a-zA-Z0-9._-]#', $value)) { - $value = '"'.$value.'"'; - } - - $parts[] = "$key=$value"; - } - } - - return implode(', ', $parts); - } - - /** - * Parses a Cache-Control HTTP header. - * - * @param string $header The value of the Cache-Control HTTP header - * - * @return array An array representing the attribute values - */ - protected function parseCacheControl($header) - { - $cacheControl = array(); - preg_match_all('#([a-zA-Z][a-zA-Z_-]*)\s*(?:=(?:"([^"]*)"|([^ \t",;]*)))?#', $header, $matches, PREG_SET_ORDER); - foreach ($matches as $match) { - $cacheControl[strtolower($match[1])] = isset($match[3]) ? $match[3] : (isset($match[2]) ? $match[2] : true); - } - - return $cacheControl; - } -} |