X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=src%2Fbackend%2Futil.py;h=ff8248eaed4f1974308a48a3c79deaeef31efe90;hb=9523790aa2677f948653e0079c77fed1734fe977;hp=ea7692a0dab3cb20210c9bb27e667da63d782c25;hpb=b1bf7d4853f2a8ed15cd8ec57fb0db7d9e849202;p=ipfire.org.git

diff --git a/src/backend/util.py b/src/backend/util.py
index ea7692a0..ff8248ea 100644
--- a/src/backend/util.py
+++ b/src/backend/util.py
@@ -1,8 +1,28 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 
 import random
+import re
 import string
 
+def parse_search_query(query):
+	q = []
+	for word in query.split():
+		# Is this lexeme negated?
+		negated = word.startswith("!")
+
+		# Remove any special characters
+		word = re.sub(r"\W+", "", word, flags=re.UNICODE)
+		if not word:
+			continue
+
+		# Restore negation
+		if negated:
+			word = "!%s" % word
+
+		q.append(word)
+
+	return " & ".join(q)
+
 def format_size(s, max_unit=None):
 	units = ("B", "kB", "MB", "GB", "TB")