Add markdown preview

2 files changed, 22 insertions, 0 deletions

diff --git a/frontend/src/components/NewPaste.js b/frontend/src/components/NewPaste.js
index f332be0..adb5240 100644
--- a/frontend/src/components/NewPaste.js
+++ b/frontend/src/components/NewPaste.js
@@ -8,6 +8,7 @@ import { LANGS } from './renderers/Code'
 import styled from 'styled-components'
 import CodeRenderer from './renderers/Code'
 import Latex from './renderers/Latex'
+import Markdown from './renderers/Markdown'
 
 const Button = styled.button`
     margin-right: 0 !important;
@@ -126,6 +127,13 @@ class NewPaste extends React.Component {
                             content={this.state.content} />
                     </LatexWrapper>
                 break
+            case 'markdown':
+                preview = 
+                    <LatexWrapper>
+                        <Markdown
+                            content={this.state.content} />
+                    </LatexWrapper>
+                break
             default:
                 preview = 
                     <CodeRenderer
diff --git a/frontend/src/components/renderers/Markdown.js b/frontend/src/components/renderers/Markdown.js
new file mode 100644
index 0000000..cbc8dad
--- /dev/null
+++ b/frontend/src/components/renderers/Markdown.js
@@ -0,0 +1,14 @@
+import React from 'react';
+import marked from 'marked';
+
+const getHtml = (markdown) => {
+    const rawMarkup = marked(markdown, {sanitize: true})
+    return {__html: rawMarkup}
+}
+
+const Markdown = (props) => {
+    const dangerousHtml = getHtml(props.content)
+    return <div dangerouslySetInnerHTML={dangerousHtml} />;
+}
+
+export default Markdown
\ No newline at end of file