From cee7648fcf40580295ab30fa9ce676086a8c3028 Mon Sep 17 00:00:00 2001
From: Jasper Van der Jeugt <jaspervdj@gmail.com>
Date: Sun, 5 Jun 2011 23:07:00 +0200
Subject: Add stripTags function

---
 src/Hakyll.hs               |  2 ++
 src/Hakyll/Web/Util/Html.hs | 30 ++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 src/Hakyll/Web/Util/Html.hs

(limited to 'src')

diff --git a/src/Hakyll.hs b/src/Hakyll.hs
index 341bb53..533f19d 100644
--- a/src/Hakyll.hs
+++ b/src/Hakyll.hs
@@ -28,6 +28,7 @@ module Hakyll
     , module Hakyll.Web.RelativizeUrls
     , module Hakyll.Web.Tags
     , module Hakyll.Web.Template
+    , module Hakyll.Web.Util.Html
     , module Hakyll.Web.Util.Url
     ) where
 
@@ -58,4 +59,5 @@ import Hakyll.Web.Pandoc.FileType
 import Hakyll.Web.RelativizeUrls
 import Hakyll.Web.Tags
 import Hakyll.Web.Template
+import Hakyll.Web.Util.Html
 import Hakyll.Web.Util.Url
diff --git a/src/Hakyll/Web/Util/Html.hs b/src/Hakyll/Web/Util/Html.hs
new file mode 100644
index 0000000..5330cdd
--- /dev/null
+++ b/src/Hakyll/Web/Util/Html.hs
@@ -0,0 +1,30 @@
+-- | Miscellaneous HTML manipulation functions
+--
+module Hakyll.Web.Util.Html
+    ( stripTags
+    ) where
+
+-- | Strip all HTML tags from a string
+--
+-- Example:
+--
+-- > stripTags "<p>foo</p>"
+--
+-- Result:
+--
+-- > "foo"
+--
+-- This also works for incomplete tags
+--
+-- Example:
+--
+-- > stripTags "<p>foo</p"
+--
+-- Result:
+--
+-- > "foo"
+--
+stripTags :: String -> String
+stripTags []         = []
+stripTags ('<' : xs) = stripTags $ drop 1 $ dropWhile (/= '>') xs
+stripTags (x : xs)   = x : stripTags xs
-- 
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