PoorBooru/lib/PoorBooru/API/V0.pm

141 lines
3.3 KiB
Perl

package PoorBooru::API::V0;
use Dancer2;
use Dancer2::Plugin::DBIC;
our $VERSION = v0;
set serializer => "JSON";
use constant {
ROUTES => [
{ path => "/meta", verb => "GET" },
{ path => "/tags", verb => "GET" },
{ path => "/tags", verb => "POST" },
{ path => "/tag/:tag_id_or_name", verb => "GET" },
{ path => "/media/:media_id", verb => "GET" },
{ path => "/download/:media_id", verb => "GET" },
{ path => "/random", verb => "GET" },
],
DEFAULT_CONTENT_TYPE => "application/json",
ROWS_PER_PAGE => 20,
};
my $TAG_NAME_RE = qr/^[0-9]*[A-Z_a-z][0-9A-Z_a-z]*$/;
sub mkpager ($)
{
my $pager = $_[0]->pager;
return {
first => $pager->first_page,
prev => $pager->previous_page,
cur => $pager->current_page,
next => $pager->next_page,
last => $pager->last_page,
};
}
get "/meta" => sub {
return ROUTES;
};
get "/tags" => sub {
my @tags = map +( {
id => $_->tag_id,
name => $_->name,
count => $_->count,
} ), schema("default")->resultset("TagsCountView")->all;
return \@tags;
};
post "/tags" => sub {
my $tag_name = body_parameters->get("name");
send_error("Invalid tag name", 404) if $tag_name !~ $TAG_NAME_RE;
my $tag;
eval {
$tag = schema("default")->resultset("Tag")
->create({ name => $tag_name });
} or send_error("Tag exists", 409);
return {
id => $tag->tag_id,
name => $tag->name,
};
};
get "/tag/:tag_id_or_name" => sub {
my ($tag, $tag_rset, @media);
my $tag_id_or_name = route_parameters->get("tag_id_or_name");
$tag_rset = schema("default")->resultset("Tag");
$tag = $tag_rset->single({ tag_id => $tag_id_or_name }) //
$tag_rset->single({ name => $tag_id_or_name });
send_error("Tag not found", 404) if !defined($tag);
@media = map { $_->media_id } schema("default")->resultset("MediaTag")
->search({ tag_id => $tag->tag_id })->all;
return {
id => $tag->tag_id,
name => $tag->name,
media => \@media,
};
};
get "/media" => sub {
my $page = query_parameters->get("page") // 1;
send_error("Invalid page number", 400) if $page !~ /^[1-9][0-9]*$/;
my $paged_media = schema("default")->resultset("Media")
->search({}, { order_by => "upload_date", rows => ROWS_PER_PAGE })
->page($page);
my @media = map { $_->media_id } $paged_media->all;
return {
pager => mkpager($paged_media),
media => \@media,
};
};
get "/media/:media_id" => sub {
my $media = schema("default")->resultset("Media")
->single({ media_id => route_parameters->get("media_id") });
send_error("Media not found", 404) if !defined($media);
return {
id => $media->media_id,
filename => $media->filename,
size => length($media->content),
download_path => "/download/" . $media->media_id,
};
};
get "/download/:media_id" => sub {
my $media = schema("default")->resultset("Media")
->single({ media_id => route_parameters->get("media_id") });
send_error("Media not found", 404) if !defined($media);
send_file(
\$media->content,
content_type => $media->content_type // DEFAULT_CONTENT_TYPE,
filename => $media->filename,
);
};
get "/random" => sub {
my $media = schema("default")->resultset("Media")
->search({}, { order_by => \"random()", limit => 1 })->single;
send_error("Media not found", 404) if !defined($media);
forward "/media/" . $media->media_id;
};
true;