From c35cd7ef1580ea744a42480cff97e04cbd3771e5 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Sat, 5 Dec 2015 16:55:20 +0100
Subject: [PATCH] Add String to URL list helper with markdown parser

---
 src/main.rs                   |  1 +
 src/module/helpers/content.rs | 25 +++++++++++++++++++++++++
 src/module/helpers/mod.rs     |  2 ++
 3 files changed, 28 insertions(+)
 create mode 100644 src/module/helpers/content.rs

diff --git a/src/main.rs b/src/main.rs
index 37ef4914..5dff5484 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,6 +6,7 @@
 #[macro_use] extern crate uuid;
 #[macro_use] extern crate regex;
 #[macro_use] extern crate prettytable;
+extern crate pulldown_cmark;
 extern crate url;
 extern crate config;
 extern crate open;
diff --git a/src/module/helpers/content.rs b/src/module/helpers/content.rs
new file mode 100644
index 00000000..64054e37
--- /dev/null
+++ b/src/module/helpers/content.rs
@@ -0,0 +1,25 @@
+
+pub fn extract_links(s: &String) -> Vec<String> {
+    use pulldown_cmark::Parser;
+    use pulldown_cmark::Event;
+    use pulldown_cmark::Tag;
+
+    Parser::new(&s[..])
+        .filter_map(|e| {
+            match e {
+                Event::Start(t) => Some(t),
+                Event::End(t)   => Some(t),
+                _               => None
+            }
+        })
+        .filter_map(|tag| {
+            match tag {
+                Tag::Link(url, text) => Some((url, text)),
+                _               => None
+            }
+        })
+        .map(|(url, text)| {
+            text.into_owned()
+        }).collect::<Vec<String>>()
+}
+
diff --git a/src/module/helpers/mod.rs b/src/module/helpers/mod.rs
index b836be85..81c63dbb 100644
--- a/src/module/helpers/mod.rs
+++ b/src/module/helpers/mod.rs
@@ -5,6 +5,7 @@
 pub mod cli;
 pub mod header;
 pub mod utils;
+pub mod content;
 
 /**
  * Helpers for header specs
@@ -40,3 +41,4 @@ pub mod spec {
     }
 
 }
+