From 89196614386bea96b80a846449ab114a142918ad Mon Sep 17 00:00:00 2001
From: Kyle Shockey <shockey@users.noreply.github.com>
Date: Wed, 7 Jun 2017 12:52:35 -0700
Subject: [PATCH 1/3] Add failing test

---
 package.json                            |  2 +-
 test/bugs/3199-sanitization-escaping.js | 23 +++++++++++++++++++++++
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 test/bugs/3199-sanitization-escaping.js

diff --git a/package.json b/package.json
index d62bf41b..e84818b5 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "test": "npm run lint-errors && npm run just-test-in-node",
     "test-in-node": "npm run lint-errors && npm run just-test-in-node",
     "just-test": "karma start --config karma.conf.js",
-    "just-test-in-node": "mocha --recursive --compilers js:babel-core/register test/core test/components"
+    "just-test-in-node": "mocha --recursive --compilers js:babel-core/register test/core test/components test/bugs"
   },
   "dependencies": {
     "babel-polyfill": "^6.23.0",
diff --git a/test/bugs/3199-sanitization-escaping.js b/test/bugs/3199-sanitization-escaping.js
new file mode 100644
index 00000000..5db9568e
--- /dev/null
+++ b/test/bugs/3199-sanitization-escaping.js
@@ -0,0 +1,23 @@
+/* eslint-env mocha */
+import React from "react"
+import expect from "expect"
+import { render } from "enzyme"
+import Markdown from "components/providers/markdown"
+
+describe("UI-3199: Sanitized Markdown causing code examples to be double escaped", function(){
+  it("should single-escape quotes", function(){
+
+    let str = "" +
+    "This is a test: \n\n" +
+    "    {\"abc\": \"def\"}\n"
+
+    let props = {
+      source: str
+    }
+
+    let el = render(<Markdown {...props}/>)
+
+    expect(el.find("code").first().text()).toEqual("{\"abc\": \"def\"}\n")
+    expect(el.find("code").first().html()).toEqual("{&quot;abc&quot;: &quot;def&quot;}\n")
+  })
+})

From 3189e6101b45cab2d977701a5adfb12c0223210e Mon Sep 17 00:00:00 2001
From: Kyle Shockey <shockey@users.noreply.github.com>
Date: Wed, 7 Jun 2017 12:52:50 -0700
Subject: [PATCH 2/3] Fix eslint quotes rule

---
 .eslintrc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.eslintrc b/.eslintrc
index de8159ce..09f6fe2e 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -22,7 +22,7 @@
   "rules": {
     "semi": [2, "never"],
     "strict": 0,
-    "quotes": 2,
+    "quotes": [2, "double", { "allowTemplateLiterals": true }],
     "no-unused-vars": 2,
     "no-multi-spaces": 1,
     "camelcase": 1,

From a9d4f5efde0e3ce7bf2f78e5c9623b0f573984e0 Mon Sep 17 00:00:00 2001
From: Kyle Shockey <shockey@users.noreply.github.com>
Date: Wed, 7 Jun 2017 12:52:59 -0700
Subject: [PATCH 3/3] Add filter to un-double-escape quotation marks

---
 src/core/components/providers/markdown.jsx | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/core/components/providers/markdown.jsx b/src/core/components/providers/markdown.jsx
index 361e4580..d058d176 100644
--- a/src/core/components/providers/markdown.jsx
+++ b/src/core/components/providers/markdown.jsx
@@ -2,8 +2,15 @@ import React, { PropTypes } from "react"
 import Remarkable from "react-remarkable"
 import sanitize from "sanitize-html"
 
+const sanitizeOptions = {
+  textFilter: function(text) {
+    return text
+      .replace(/&quot;/g, "\"")
+  }
+}
+
 function Markdown({ source }) {
-  const sanitized = sanitize(source)
+  const sanitized = sanitize(source, sanitizeOptions)
   return <Remarkable
     options={{html: true, typographer: true, linkify: true, linkTarget: "_blank"}}
     source={sanitized}