From 1fb0b424ed62a38120419abec93050fce6fc540a Mon Sep 17 00:00:00 2001
From: Chris Hunt <c@chrishunt.co>
Date: Mon, 10 Jun 2013 09:27:13 -0700
Subject: [PATCH] Add Stack Exchange onebox
---
app/assets/images/favicons/stackexchange.png | Bin 0 -> 1438 bytes
lib/oneboxer/stack_exchange_onebox.rb | 46 ++++++++++++++++
.../templates/stack_exchange_onebox.hbrs | 38 +++++++++++++
.../oneboxer/stack_exchange_onebox_spec.rb | 52 ++++++++++++++++++
4 files changed, 136 insertions(+)
create mode 100644 app/assets/images/favicons/stackexchange.png
create mode 100644 lib/oneboxer/stack_exchange_onebox.rb
create mode 100644 lib/oneboxer/templates/stack_exchange_onebox.hbrs
create mode 100644 spec/components/oneboxer/stack_exchange_onebox_spec.rb
diff --git a/app/assets/images/favicons/stackexchange.png b/app/assets/images/favicons/stackexchange.png
new file mode 100644
index 0000000000000000000000000000000000000000..91e4dbbe4b5f9d11f558519529db543ba59d1ffd
GIT binary patch
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diff --git a/lib/oneboxer/stack_exchange_onebox.rb b/lib/oneboxer/stack_exchange_onebox.rb
new file mode 100644
index 000000000..0a1f42f72
--- /dev/null
+++ b/lib/oneboxer/stack_exchange_onebox.rb
@@ -0,0 +1,46 @@
+require_dependency 'oneboxer/handlebars_onebox'
+
+module Oneboxer
+ class StackExchangeOnebox < HandlebarsOnebox
+ DOMAINS = [
+ 'stackexchange',
+ 'stackoverflow',
+ 'superuser',
+ 'serverfault',
+ 'askubuntu'
+ ]
+
+ # http://rubular.com/r/V3T0I1VTPn
+ REGEX =
+ /^http:\/\/(?:(?<subdomain>\w*)\.)?(?<domain>#{DOMAINS.join('|')})\.com\/(?:questions|q)\/(?<question>\d*)/
+
+ matcher REGEX
+ favicon 'stackexchange.png'
+
+ def translate_url
+ @url.match(REGEX) do |match|
+ site = if match[:domain] == 'stackexchange'
+ match[:subdomain]
+ else
+ match[:domain]
+ end
+
+ ["http://api.stackexchange.com/2.1/",
+ "questions/#{match[:question]}",
+ "?site=#{site}"
+ ].join
+ end
+ end
+
+ def parse(data)
+ result = JSON.parse(data)['items'].first
+
+ result['creation_date'] =
+ Time.at(result['creation_date'].to_i).strftime("%I:%M%p - %d %b %y")
+
+ result['tags'] = result['tags'].take(4).join(', ')
+
+ result
+ end
+ end
+end
diff --git a/lib/oneboxer/templates/stack_exchange_onebox.hbrs b/lib/oneboxer/templates/stack_exchange_onebox.hbrs
new file mode 100644
index 000000000..57d5946e4
--- /dev/null
+++ b/lib/oneboxer/templates/stack_exchange_onebox.hbrs
@@ -0,0 +1,38 @@
+<div class="onebox-result">
+ {{#host}}
+ <div class="source">
+ <div class="info">
+ <a href="{{link}}" class="track-link" target="_blank">
+ {{#favicon}}
+ <img class="favicon" src="{{favicon}}">
+ {{/favicon}}
+ {{host}}
+ </a>
+ </div>
+ </div>
+ {{/host}}
+
+ <div class="onebox-result-body">
+ {{#owner.profile_image}}
+ <a href="{{owner.link}}" target="_blank">
+ <img alt="{{owner.display_name}}" src="{{owner.profile_image}}">
+ </a>
+ {{/owner.profile_image}}
+
+ <h4>
+ <a href="{{link}}" target="_blank">{{{title}}}</a>
+ </h4>
+
+ <div class="date">
+ asked by <a href="{{owner.link}}" target="_blank">
+ {{owner.display_name}}
+ </a>
+ on <a href="{{link}}" target="_blank">{{creation_date}}</a>
+ </div>
+
+ <div>
+ <strong>{{tags}}</strong>
+ </div>
+ </div>
+ <div class="clearfix"></div>
+</div>
diff --git a/spec/components/oneboxer/stack_exchange_onebox_spec.rb b/spec/components/oneboxer/stack_exchange_onebox_spec.rb
new file mode 100644
index 000000000..3a4dbd9a7
--- /dev/null
+++ b/spec/components/oneboxer/stack_exchange_onebox_spec.rb
@@ -0,0 +1,52 @@
+require 'spec_helper'
+
+describe Oneboxer::StackExchangeOnebox do
+ describe '#translate_url' do
+ let(:question) { '15622543' }
+ let(:api_url) {
+ "http://api.stackexchange.com/2.1/questions/#{question}?site=#{site}"
+ }
+
+ context 'when the question is from Stack Overflow' do
+ let(:site) { 'stackoverflow' }
+
+ it 'returns the correct api url for an expanded url' do
+ onebox = described_class.new([
+ "http://#{site}.com/",
+ "questions/#{question}/discourse-ruby-2-0-rails-4"
+ ].join)
+
+ expect(onebox.translate_url).to eq api_url
+ end
+
+ it 'returns the correct api url for a share url' do
+ onebox = described_class.new("http://#{site}.com/q/#{question}")
+
+ expect(onebox.translate_url).to eq api_url
+ end
+ end
+
+ context 'when the question is from Super User' do
+ let(:site) { 'superuser' }
+
+ it 'returns the correct api url' do
+ onebox = described_class.new("http://#{site}.com/q/#{question}")
+
+ expect(onebox.translate_url).to eq api_url
+ end
+ end
+
+ context 'when the question is from a Stack Exchange subdomain' do
+ let(:site) { 'gamedev' }
+
+ it 'returns the correct api url' do
+ onebox = described_class.new([
+ "http://#{site}.stackexchange.com/",
+ "questions/#{question}/how-to-prevent-the-too-awesome-to-use-syndrome"
+ ].join)
+
+ expect(onebox.translate_url).to eq api_url
+ end
+ end
+ end
+end