From 81f2ce0b5a23a87f013f225193de67e85305a0fa Mon Sep 17 00:00:00 2001
From: Christian Heller <c.heller@plomlompom.de>
Date: Sun, 17 Jan 2016 20:57:56 +0100
Subject: [PATCH] Some refactoring.

---
 plomlombot.py | 30 ++++++++++++++++--------------
 1 file changed, 16 insertions(+), 14 deletions(-)

diff --git a/plomlombot.py b/plomlombot.py
index 7fa9194..cf6bae9 100644
--- a/plomlombot.py
+++ b/plomlombot.py
@@ -71,6 +71,21 @@ class IO:
             line)
         return line
 
+def url_check(msg):
+    matches = re.findall("(https?://[^\s]+)", msg)
+    for i in range(len(matches)):
+        url = matches[i]
+        webpage = urllib.request.urlopen(url)
+        content_type = webpage.info().get_content_type()
+        charset = webpage.info().get_content_charset()
+        if not charset or not content_type in ('text/html', 'text/xml',
+                'application/xhtml+xml'):
+            continue
+        content = webpage.read().decode(charset)
+        title = str(content).split('<title>')[1].split('</title>')[0]
+        title = html.unescape(title)
+        io.send_line("PRIVMSG " + target + " :page title for url: " + title)
+
 io = IO(servernet, port)
 io.send_line("NICK " + nickname)
 io.send_line("USER " + username + " 0 * : ")
@@ -99,19 +114,6 @@ while 1:
             if receiver != nickname:
                 target = receiver
             msg = str.join(" ", tokens[3:])[1:]
-            matches = re.findall("(https?://[^\s]+)", msg)
-            for i in range(len(matches)):
-                url = matches[i]
-                webpage = urllib.request.urlopen(url)
-                content_type = webpage.info().get_content_type()
-                charset = webpage.info().get_content_charset()
-                if not charset or not content_type in ('text/html', 'text/xml',
-                    'application/xhtml+xml'):
-                    continue
-                content = webpage.read().decode(charset)
-                title = str(content).split('<title>')[1].split('</title>')[0]
-                title = html.unescape(title)
-                io.send_line("PRIVMSG "
-                    + target + " :page title for url: " + title)
+            url_check(msg)
         if tokens[0] == "PING":
             io.send_line("PONG " + tokens[1])
-- 
2.30.2