From 46fc47df0eace23987c3a4fa0518f4f87e7897ca Mon Sep 17 00:00:00 2001
From: franck cuny <franck@lumberjaph.net>
Date: Mon, 1 Mar 2010 17:56:34 +0100
Subject: a middleware to throttle request on an API

---
 lib/Plack/Middleware/APIRateLimit/Backend/Hash.pm | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 lib/Plack/Middleware/APIRateLimit/Backend/Hash.pm

(limited to 'lib/Plack/Middleware/APIRateLimit/Backend/Hash.pm')

diff --git a/lib/Plack/Middleware/APIRateLimit/Backend/Hash.pm b/lib/Plack/Middleware/APIRateLimit/Backend/Hash.pm
new file mode 100644
index 0000000..0e407d8
--- /dev/null
+++ b/lib/Plack/Middleware/APIRateLimit/Backend/Hash.pm
@@ -0,0 +1,21 @@
+package Plack::Middleware::APIRateLimit::Backend::Hash;
+
+use Moose;
+extends 'Plack::Middleware::APIRateLimit::Backend';
+
+has store => (
+    is      => 'rw',
+    isa     => 'HashRef',
+    traits  => ['Hash'],
+    lazy    => 1,
+    default => sub { {} },
+    handles => { get => 'get', set => 'set' }
+);
+
+sub incr {
+    my ( $self, $key ) = @_;
+    my $value = ($self->get($key) || 0) + 1;
+    $self->set( $key => $value );
+}
+
+1;
-- 
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