NAME

Mojo::Headers - Headers

SYNOPSIS

use Mojo::Headers;

my $headers = Mojo::Headers->new;
$headers->content_type('text/plain');
$headers->parse("Content-Type: text/html\n\n");

DESCRIPTION

Mojo::Headers is a container and parser for HTTP headers.

ATTRIBUTES

Mojo::Headers implements the following attributes.

`max_line_size`

my $size = $headers->max_line_size;
$headers = $headers->max_line_size(1024);

Maximum line size in bytes, defaults to the value of MOJO_MAX_LINE_SIZE or 10240. Note that this attribute is EXPERIMENTAL and might change without warning!

METHODS

Mojo::Headers inherits all methods from Mojo::Base and implements the following new ones.

`accept`

my $accept = $headers->accept;
$headers   = $headers->accept('application/json');

Shortcut for the Accept header.

`accept_language`

my $accept_language = $headers->accept_language;
$headers            = $headers->accept_language('de, en');

Shortcut for the Accept-Language header.

`accept_ranges`

my $ranges = $headers->accept_ranges;
$headers   = $headers->accept_ranges('bytes');

Shortcut for the Accept-Ranges header.

`add`

$headers = $headers->add('Content-Type', 'text/plain');

Add one or more header lines.

`authorization`

my $authorization = $headers->authorization;
$headers          = $headers->authorization('Basic Zm9vOmJhcg==');

Shortcut for the Authorization header.

`cache_control`

my $cache_control = $headers->cache_control;
$headers          = $headers->cache_control('max-age=1, no-cache');

Shortcut for the Cache-Control header.

`clone`

my $clone = $headers->clone;

Clone headers. Note that this method is EXPERIMENTAL and might change without warning!

`connection`

my $connection = $headers->connection;
$headers       = $headers->connection('close');

Shortcut for the Connection header.

`content_disposition`

my $content_disposition = $headers->content_disposition;
$headers                = $headers->content_disposition('foo');

Shortcut for the Content-Disposition header.

`content_length`

my $content_length = $headers->content_length;
$headers           = $headers->content_length(4000);

Shortcut for the Content-Length header.

`content_range`

my $range = $headers->content_range;
$headers  = $headers->content_range('bytes 2-8/100');

Shortcut for the Content-Range header.

`content_transfer_encoding`

my $encoding = $headers->content_transfer_encoding;
$headers     = $headers->content_transfer_encoding('foo');

Shortcut for the Content-Transfer-Encoding header.

`content_type`

my $content_type = $headers->content_type;
$headers         = $headers->content_type('text/plain');

Shortcut for the Content-Type header.

`cookie`

my $cookie = $headers->cookie;
$headers   = $headers->cookie('$Version=1; f=b; $Path=/');

Shortcut for the Cookie header.

`date`

my $date = $headers->date;
$headers = $headers->date('Sun, 17 Aug 2008 16:27:35 GMT');

Shortcut for the Date header.

`dnt`

my $dnt  = $headers->dnt;
$headers = $headers->dnt(1);

Shortcut for the DNT (Do Not Track) header.

`etag`

my $etag = $headers->etag;
$headers = $headers->etag('abc321');

Shortcut for the ETag header.

`expect`

my $expect = $headers->expect;
$headers   = $headers->expect('100-continue');

Shortcut for the Expect header.

`expires`

my $expires = $headers->expires;
$headers    = $headers->expires('Thu, 01 Dec 1994 16:00:00 GMT');

Shortcut for the Expires header.

`from_hash`

$headers = $headers->from_hash({'Content-Type' => 'text/html'});

Parse headers from a hash.

`header`

my $string = $headers->header('Content-Type');
my @lines  = $headers->header('Content-Type');
$headers   = $headers->header('Content-Type' => 'text/plain');

Get or replace the current header values.

# Multiple headers with the same name
for my $header ($headers->header('Set-Cookie')) {
  say 'Set-Cookie:';

  # Each header contains an array of lines
  for my $line (@$header) {
    say $line;
  }
}

`host`

my $host = $headers->host;
$headers = $headers->host('127.0.0.1');

Shortcut for the Host header.

`if_modified_since`

my $m    = $headers->if_modified_since;
$headers = $headers->if_modified_since('Sun, 17 Aug 2008 16:27:35 GMT');

Shortcut for the If-Modified-Since header.

`is_finished`

my $success = $headers->is_finished;

Check if header parser is finished.

`is_limit_exceeded`

my $success = $headers->is_limit_exceeded;

Check if a header has exceeded max_line_size. Note that this method is EXPERIMENTAL and might change without warning!

`last_modified`

my $m    = $headers->last_modified;
$headers = $headers->last_modified('Sun, 17 Aug 2008 16:27:35 GMT');

Shortcut for the Last-Modified header.

`leftovers`

my $leftovers = $headers->leftovers;

Leftovers.

`location`

my $location = $headers->location;
$headers     = $headers->location('http://127.0.0.1/foo');

Shortcut for the Location header.

`names`

my $names = $headers->names;

Generate a list of all currently defined headers.

`parse`

$headers = $headers->parse("Content-Type: text/foo\n\n");

Parse formatted headers.

`proxy_authenticate`

my $authenticate = $headers->proxy_authenticate;
$headers         = $headers->proxy_authenticate('Basic "realm"');

Shortcut for the Proxy-Authenticate header.

`proxy_authorization`

my $proxy_authorization = $headers->proxy_authorization;
$headers = $headers->proxy_authorization('Basic Zm9vOmJhcg==');

Shortcut for the Proxy-Authorization header.

`range`

my $range = $headers->range;
$headers  = $headers->range('bytes=2-8');

Shortcut for the Range header.

`referrer`

my $referrer = $headers->referrer;
$headers     = $headers->referrer('http://mojolicio.us');

Shortcut for the Referer header, there was a typo in RFC 2068 which resulted in Referer becoming an official header.

`remove`

$headers = $headers->remove('Content-Type');

Remove a header.

`sec_websocket_accept`

my $accept = $headers->sec_websocket_accept;
$headers   = $headers->sec_websocket_accept('s3pPLMBiTxaQ9kYGzzhZRbK+xOo=');

Shortcut for the Sec-WebSocket-Accept header.

`sec_websocket_key`

my $key  = $headers->sec_websocket_key;
$headers = $headers->sec_websocket_key('dGhlIHNhbXBsZSBub25jZQ==');

Shortcut for the Sec-WebSocket-Key header.

`sec_websocket_origin`

my $origin = $headers->sec_websocket_origin;
$headers   = $headers->sec_websocket_origin('http://example.com');

Shortcut for the Sec-WebSocket-Origin header.

`sec_websocket_protocol`

my $protocol = $headers->sec_websocket_protocol;
$headers     = $headers->sec_websocket_protocol('sample');

Shortcut for the Sec-WebSocket-Protocol header.

`sec_websocket_version`

my $version = $headers->sec_websocket_version;
$headers    = $headers->sec_websocket_version(13);

Shortcut for the Sec-WebSocket-Version header.

`server`

my $server = $headers->server;
$headers   = $headers->server('Mojo');

Shortcut for the Server header.

`set_cookie`

my $set_cookie = $headers->set_cookie;
$headers       = $headers->set_cookie('f=b; Version=1; Path=/');

Shortcut for the Set-Cookie header.

`status`

my $status = $headers->status;
$headers   = $headers->status('200 OK');

Shortcut for the Status header.

`to_hash`

my $hash = $headers->to_hash;
my $hash = $headers->to_hash(arrayref => 1);

Format headers as a hash. Nested arrayrefs to represent multi line values are optional.

`to_string`

my $string = $headers->to_string;

Format headers suitable for HTTP 1.1 messages.

`trailer`

my $trailer = $headers->trailer;
$headers    = $headers->trailer('X-Foo');

Shortcut for the Trailer header.

`transfer_encoding`

my $transfer_encoding = $headers->transfer_encoding;
$headers              = $headers->transfer_encoding('chunked');

Shortcut for the Transfer-Encoding header.

`upgrade`

my $upgrade = $headers->upgrade;
$headers    = $headers->upgrade('websocket');

Shortcut for the Upgrade header.

`user_agent`

my $user_agent = $headers->user_agent;
$headers       = $headers->user_agent('Mojo/1.0');

Shortcut for the User-Agent header.

`www_authenticate`

my $authenticate = $headers->www_authenticate;
$headers         = $headers->www_authenticate('Basic realm="realm"');

Shortcut for the WWW-Authenticate header.

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NAME

SYNOPSIS

DESCRIPTION

ATTRIBUTES

max_line_size

METHODS

accept

accept_language

accept_ranges

add

authorization

cache_control

clone

connection

content_disposition

content_length

content_range

content_transfer_encoding

content_type

cookie

date

dnt

etag

expect

expires

from_hash

header

host

if_modified_since

is_finished

is_limit_exceeded

last_modified

leftovers

location

names

parse

proxy_authenticate

proxy_authorization

range

referrer

remove

sec_websocket_accept

sec_websocket_key

sec_websocket_origin

sec_websocket_protocol

sec_websocket_version

server

set_cookie

status

to_hash

to_string

trailer

transfer_encoding

upgrade

user_agent

www_authenticate

SEE ALSO

Module Install Instructions