From 07f577e1c21efeba3d32a56d0d737f71a41d3859 Mon Sep 17 00:00:00 2001
From: Marcin Rataj <lidel@lidel.org>
Date: Tue, 11 Nov 2014 19:04:24 +0100
Subject: Initial version with iframe whitelisting and onebox boilerplate

---
 assets/javascripts/iframe_whitelist.js |  3 +++
 plugin.rb                              | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 assets/javascripts/iframe_whitelist.js
 create mode 100644 plugin.rb

diff --git a/assets/javascripts/iframe_whitelist.js b/assets/javascripts/iframe_whitelist.js
new file mode 100644
index 0000000..1ed5e80
--- /dev/null
+++ b/assets/javascripts/iframe_whitelist.js
@@ -0,0 +1,3 @@
+(function() {
+  Discourse.Markdown.whiteListIframe(/^(https?:)?\/\/www\.openstreetmap\.org\/export\/embed.html\?.+/i);
+})();
diff --git a/plugin.rb b/plugin.rb
new file mode 100644
index 0000000..ff11c3c
--- /dev/null
+++ b/plugin.rb
@@ -0,0 +1,17 @@
+# name: OpenStreetMap Onebox
+# version: 0.1
+# authors: Marcin Rataj
+
+# whitelist raw iframes
+register_asset('javascripts/iframe_whitelist.js', :server_side)
+
+class Onebox::Engine::OpenStreetMapOnebox
+  include Onebox::Engine
+
+  # oneboxing canonical links into iframes
+  matches_regexp(/^https?:\/\/(?:www\.)?(?:openstreetmap\.org\/\?mlat)\/.+$/)
+
+  def to_html
+    "<iframe src='#{@url}' style='border: 0' width='100%' height='350' frameborder='0' scrolling='no'></iframe>"
+  end
+end
-- 
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