1 files changed, 57 insertions, 0 deletions
diff --git a/wiki/templatetags/wikitags.py b/wiki/templatetags/wikitags.py
new file mode 100644
index 0000000..bdf8df6
--- /dev/null
+++ b/wiki/templatetags/wikitags.py
@@ -0,0 +1,57 @@
+from django.template import Library
+from django.conf import settings
+from archlinux.lib import markdown
+import re
+
+register = Library()
+
+class WikiProcessor:
+	def run(self, lines):
+		in_table = False
+		for i in range(len(lines)):
+			# Linebreaks
+			lines[i] = re.sub("%%", "<br />", lines[i])
+			# Internal Links
+			lines[i] = re.sub("\(\(([A-z0-9 :/-]+)\)\)", "<a href=\"/wiki/\\1\">\\1</a>", lines[i])
+			# Small Text
+			lines[i] = re.sub("----([^----]+)----", "<span style=\"font-size:x-small\">\\1</span>", lines[i])
+			lines[i] = re.sub("--([^--]+)--",       "<span style=\"font-size:small\">\\1</span>", lines[i])
+			# TT text
+			lines[i] = re.sub("\{\{([^}\}]+)\}\}",  "<tt>\\1</tt>", lines[i])
+			# Tables
+			m = re.match("(\|\|)", lines[i])
+			if m:
+				count = len(re.findall("(\|\|+)", lines[i]))
+				first = True
+				m2 = re.search("(\|\|+)", lines[i])
+				while m2 and count:
+					count -= 1
+					colspan = len(m2.group(1)) / 2
+					if first:
+						repl = "<td colspan=\"%d\">" % (colspan)
+						first = False
+					elif count == 0:
+						repl = "</td>"
+					else:
+						repl = "</td><td colspan=\"%d\">" % (colspan)
+					lines[i] = re.sub("(\|\|+)", repl, lines[i], 1)
+					# find the next chunk
+					m2 = re.search("(\|\|+)", lines[i])
+				lines[i] = "<tr>" + lines[i] + "</tr>"
+				if not in_table:
+					lines[i] = "<table>" + lines[i]
+					in_table = True
+			elif in_table:
+				lines[i] = "</table>" + lines[i]
+				in_table = False
+		# close leftover table, if open
+		if in_table:
+			lines[len(lines)] = lines[len(lines)] + "</table>"
+		return lines
+
+@register.filter
+def wikify(value):
+	md = markdown.Markdown(value)
+	md.preprocessors.insert(0, WikiProcessor())
+	html = md.toString()
+	return html