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package HTTP::Tinyish::LWP;
use strict;
use parent qw(HTTP::Tinyish::Base);
use LWP 5.802;
use LWP::UserAgent;
my %supports = (http => 1);
sub configure {
my %meta = (
LWP => $LWP::VERSION,
);
if (eval { require LWP::Protocol::https; require Mozilla::CA; 1 }) {
$supports{https} = 1;
$meta{"LWP::Protocol::https"} = $LWP::Protocol::https::VERSION;
}
\%meta;
}
sub supports {
$supports{$_[1]};
}
sub new {
my($class, %attr) = @_;
my $ua = LWP::UserAgent->new;
bless {
ua => $class->translate_lwp($ua, %attr),
}, $class;
}
sub _headers_to_hashref {
my($self, $hdrs) = @_;
my %headers;
for my $field ($hdrs->header_field_names) {
$headers{lc $field} = $hdrs->header($field); # could be an array ref
}
\%headers;
}
sub request {
my($self, $method, $url, $opts) = @_;
$opts ||= {};
my $req = HTTP::Request->new($method => $url);
if ($opts->{headers}) {
$req->header(%{$opts->{headers}});
}
if ($opts->{content}) {
$req->content($opts->{content});
}
my $res = $self->{ua}->request($req);
if ($self->is_internal_response($res)) {
return $self->internal_error($url, $res->content);
}
return {
url => $url,
content => $res->decoded_content(charset => 'none'),
success => $res->is_success,
status => $res->code,
reason => $res->message,
headers => $self->_headers_to_hashref($res->headers),
protocol => $res->protocol,
};
}
sub mirror {
my($self, $url, $file) = @_;
# TODO support optional headers
my $res = $self->{ua}->mirror($url, $file);
if ($self->is_internal_response($res)) {
return $self->internal_error($url, $res->content);
}
return {
url => $url,
content => $res->decoded_content,
success => $res->is_success || $res->code == 304,
status => $res->code,
reason => $res->message,
headers => $self->_headers_to_hashref($res->headers),
protocol => $res->protocol,
};
}
sub translate_lwp {
my($class, $agent, %attr) = @_;
$agent->parse_head(0);
$agent->env_proxy;
$agent->timeout(delete $attr{timeout} || 60);
$agent->max_redirect(exists $attr{max_redirect} ? $attr{max_redirect} : 5);
$agent->agent(delete $attr{agent} || "HTTP-Tinyish/$HTTP::Tinyish::VERSION");
# LWP default is to verify, HTTP::Tiny isn't
unless ($attr{verify_SSL}) {
if ($agent->can("ssl_opts")) {
$agent->ssl_opts(verify_hostname => 0);
}
}
if ($attr{default_headers}) {
$agent->default_headers( HTTP::Headers->new(%{$attr{default_headers}}) );
}
$agent;
}
sub is_internal_response {
my($self, $res) = @_;
$res->code == 500 &&
( $res->header('Client-Warning') || '' ) eq 'Internal response';
}
1;
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