NAME

Mojo::Headers - Headers

SYNOPSIS

use Mojo::Headers;

# Parse
my $headers = Mojo::Headers->new;
$headers->parse("Content-Length: 42\r\n");
$headers->parse("Content-Type: text/html\r\n\r\n");
say $headers->content_length;
say $headers->content_type;

# Build
my $headers = Mojo::Headers->new;
$headers->content_length(42);
$headers->content_type('text/plain');
say $headers->to_string;

DESCRIPTION

Mojo::Headers is a container for HTTP headers as described in RFC 2616.

ATTRIBUTES

Mojo::Headers implements the following attributes.

`max_line_size`

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

Maximum header line size in bytes, defaults to the value of the MOJO_MAX_LINE_SIZE environment variable or 10240.

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_charset`

my $charset = $headers->accept_charset;
$headers    = $headers->accept_charset('UTF-8');

Shortcut for the Accept-Charset header.

`accept_encoding`

my $encoding = $headers->accept_encoding;
$headers     = $headers->accept_encoding('gzip');

Shortcut for the Accept-Encoding header.

`accept_language`

my $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.

`connection`

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

Shortcut for the Connection header.

`content_disposition`

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

Shortcut for the Content-Disposition header.

`content_encoding`

my $encoding = $headers->content_encoding;
$headers     = $headers->content_encoding('gzip');

Shortcut for the Content-Encoding header.

`content_length`

my $len  = $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_type`

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

Shortcut for the Content-Type header.

`cookie`

my $cookie = $headers->cookie;
$headers   = $headers->cookie('f=b');

Shortcut for the Cookie header from RFC 6265.

`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, which has no specification yet, but is very commonly used.

`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'});
$headers = $headers->from_hash({});

Parse headers from a hash reference.

`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:';

  # Multiple lines per header
  say for @$header;
}

`host`

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

Shortcut for the Host header.

`if_modified_since`

my $date = $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.

`last_modified`

my $date = $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.

`origin`

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

Shortcut for the Origin header from RFC 6454.

`parse`

$headers = $headers->parse("Content-Type: text/plain\r\n\r\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 $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 from RFC 6455.

`sec_websocket_extensions`

my $extensions = $headers->sec_websocket_extensions;
$headers       = $headers->sec_websocket_extensions('foo');

Shortcut for the Sec-WebSocket-Extensions header from RFC 6455.

`sec_websocket_key`

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

Shortcut for the Sec-WebSocket-Key header from RFC 6455.

`sec_websocket_protocol`

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

Shortcut for the Sec-WebSocket-Protocol header from RFC 6455.

`sec_websocket_version`

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

Shortcut for the Sec-WebSocket-Version header from RFC 6455.

`server`

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

Shortcut for the Server header.

`set_cookie`

my $cookie = $headers->set_cookie;
$headers   = $headers->set_cookie('f=b; path=/');

Shortcut for the Set-Cookie header from RFC 6265.

`status`

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

Shortcut for the Status header from RFC 3875.

`te`

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

Shortcut for the TE header.

`to_hash`

my $single = $headers->to_hash;
my $multi  = $headers->to_hash(1);

Turn headers into hash reference, nested array references to represent multi line values are disabled by default.

say $headers->to_hash->{DNT};

`to_string`

my $string = $headers->to_string;

Turn headers into a string, suitable for HTTP messages.

`trailer`

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

Shortcut for the Trailer header.

`transfer_encoding`

my $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 $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.

	Global
`s`	Focus search bar
`?`	Bring up this help dialog

	GitHub
`g` `p`	Go to pull requests
`g` `i`	go to github issues (only if github is preferred repository)

	POD
`g` `a`	Go to author
`g` `c`	Go to changes
`g` `i`	Go to issues
`g` `d`	Go to dist
`g` `r`	Go to repository/SCM
`g` `s`	Go to source
`g` `b`	Go to file browse

	Search terms
module: (e.g. module:Plugin)
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author: (e.g. author:SONGMU Redis)
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NAME

SYNOPSIS

DESCRIPTION

ATTRIBUTES

max_line_size

METHODS

accept

accept_charset

accept_encoding

accept_language

accept_ranges

add

authorization

cache_control

clone

connection

content_disposition

content_encoding

content_length

content_range

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

origin

parse

proxy_authenticate

proxy_authorization

range

referrer

remove

sec_websocket_accept

sec_websocket_extensions

sec_websocket_key

sec_websocket_protocol

sec_websocket_version

server

set_cookie

status

te

to_hash

to_string

trailer

transfer_encoding

upgrade

user_agent

www_authenticate

SEE ALSO

Module Install Instructions