From e7a276d00c874f3daf0c49551ee0bb274025dc1e Mon Sep 17 00:00:00 2001
From: Pierre-Yves Chibon <pingou@pingoured.fr>
Date: Sep 13 2016 09:29:44 +0000
Subject: Add support to our local markdown processor for ~~striked~~


Fixes https://pagure.io/pagure/issue/1261

---

diff --git a/pagure/pfmarkdown.py b/pagure/pfmarkdown.py
index f4762b8..4fa826a 100644
--- a/pagure/pfmarkdown.py
+++ b/pagure/pfmarkdown.py
@@ -35,6 +35,7 @@ EXPLICIT_FORK_ISSUE_RE = r'(\w+)/(\w+)#([0-9]+)'
 EXPLICIT_MAIN_ISSUE_RE = r'[^|\w](?<!\/)(\w+)#([0-9]+)'
 IMPLICIT_ISSUE_RE = r'[^|\w](?<!\w)#([0-9]+)'
 IMPLICIT_PR_RE = r'[^|\w](?<!\w)PR#([0-9]+)'
+STRIKE_THROUGH_RE = r'~~(\w+)~~'
 
 
 class MentionPattern(markdown.inlinepatterns.Pattern):
@@ -181,6 +182,18 @@ class ImplicitPRPattern(markdown.inlinepatterns.Pattern):
         return text
 
 
+class StrikeThroughPattern(markdown.inlinepatterns.Pattern):
+    """ ~~striked~~ pattern class. """
+
+    def handleMatch(self, m):
+        """ When the pattern matches, update the text. """
+        text = markdown.util.AtomicString(m.group(2))
+
+        element = markdown.util.etree.Element("del")
+        element.text = text
+        return element
+
+
 class PagureExtension(markdown.extensions.Extension):
 
     def extendMarkdown(self, md, md_globals):
@@ -201,6 +214,9 @@ class PagureExtension(markdown.extensions.Extension):
             md.inlinePatterns['implicit_issue'] = \
                 ImplicitIssuePattern(IMPLICIT_ISSUE_RE)
 
+        md.inlinePatterns['striked'] = StrikeThroughPattern(
+            STRIKE_THROUGH_RE)
+
         md.registerExtension(self)