Added a reserved character for Solr (v4+ supports regexes). Thanks to RealBigB for the initial patch.

Author: toastdriven

haystack/backends/solr_backend.py

@@ -29,7 +29,7 @@ class SolrSearchBackend(BaseSearchBackend):
     # The '\\' must come first, so as not to overwrite the other slash replacements.
     RESERVED_CHARACTERS = (
         '\\', '+', '-', '&&', '||', '!', '(', ')', '{', '}',
-        '[', ']', '^', '"', '~', '*', '?', ':',
+        '[', ']', '^', '"', '~', '*', '?', ':', '/',
     )
 
     def __init__(self, connection_alias, **connection_options):

tests/solr_tests/tests/solr_query.py

@@ -117,7 +117,7 @@ def test_build_query_wildcard_filter_types(self):
     def test_clean(self):
         self.assertEqual(self.sq.clean('hello world'), 'hello world')
         self.assertEqual(self.sq.clean('hello AND world'), 'hello and world')
-        self.assertEqual(self.sq.clean('hello AND OR NOT TO + - && || ! ( ) { } [ ] ^ " ~ * ? : \ world'), 'hello and or not to \\+ \\- \\&& \\|| \\! \\( \\) \\{ \\} \\[ \\] \\^ \\" \\~ \\* \\? \\: \\\\ world')
+        self.assertEqual(self.sq.clean('hello AND OR NOT TO + - && || ! ( ) { } [ ] ^ " ~ * ? : \ / world'), 'hello and or not to \\+ \\- \\&& \\|| \\! \\( \\) \\{ \\} \\[ \\] \\^ \\" \\~ \\* \\? \\: \\\\ \\/ world')
         self.assertEqual(self.sq.clean('so please NOTe i am in a bAND and bORed'), 'so please NOTe i am in a bAND and bORed')
 
     def test_build_query_with_models(self):