Display links as footnotes

Rather than including them in the text that gets wrapped.  This prevents
links from getting split, potentially breaking them.

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

slack/chat.py

@@ -25,10 +25,20 @@ def _text_parse_channel(text):
         res = re.sub("<#%s(.*?)>" % chid, "#%s" % name, res)
     return res
 
+def _text_parse_links(text):
+    res   = text
+    links = []
+    for link in re.findall("<(.*?)>", text):
+        split = link.split("|")
+        msg = split[1] + " " if len(split) > 1 else ""
+        res = re.sub("<(.*?)>", "%s[#####]" % msg, res)
+        links += [ split[0] ]
+    return (res, links)
+
 def _text_parse_tags(text):
     text = _text_parse_uid(text)
     text = _text_parse_channel(text)
-    return text
+    return _text_parse_links(text)
 
 
 
@@ -44,10 +54,23 @@ class Message:
 
     def __str__(self):
         lines = []
+        links = []
+        count = 0
         for line in self.__text:
-            line   = _text_parse_tags(line)
+            line, link = _text_parse_tags(line)
+            while line.count("[#####]") > 0:
+                line = line.replace("[#####]", "[%s]" % count, 1)
+                count += 1
+
             lines += [ "" ] + textwrap.wrap(line)
+            links += link
+
         text = "\n	".join(lines)
+        if len(links) > 0:
+            text += "\n	__________"
+        for link in enumerate(links):
+            text += "\n	[%s] %s" % (link[0], link[1])
+
         time = self.__time.strftime("%I:%M:%S %p")
         return "\n%s | %s:\n%s\n" % (time, self.__user, text)