Merge pull request reactjs#90 from dnmfarrell/master

Tutorial server in Perl, with example start code

README.md

@@ -54,6 +54,13 @@ go get github.com/xyproto/algernon
 algernon server.lua
 ```
 
+### Perl
+
+```sh
+cpan Mojolicious
+perl server.pl
+```
+
 And visit <http://localhost:3000/>. Try opening multiple tabs!
 
 ## Changing the port

server.pl

@@ -0,0 +1,34 @@
+# This file provided by Facebook is for non-commercial testing and evaluation
+# purposes only. Facebook reserves all rights not expressly granted.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+# FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+use Mojolicious::Lite;
+use Mojo::JSON qw(encode_json decode_json);
+
+app->static->paths->[0] = './public';
+
+any '/' => sub { $_[0]->reply->static('index.html') };
+
+any [qw(GET POST)] => '/api/comments' => sub {
+  my $self = shift;
+  my $comments = decode_json (do { local(@ARGV,$/) = 'comments.json';<> });
+
+  if ($self->req->method eq 'POST')
+  {
+    push @$comments, {
+      author => $self->param('author'),
+      text   => $self->param('text'),
+    };
+    open my $FILE, '>', 'comments.json';
+    print $FILE encode_json($comments);
+  }
+  $self->render(json => $comments);
+};
+my $port = $ENV{PORT} || 3000;
+app->start('daemon', '-l', "http://*:$port");