migrations

src/project/search.py

@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+from aldryn_search.base import AldrynIndexBase
+from haystack import indexes
+from haystack.utils.highlighting import Highlighter as _Highlighter
+
+
+class SearchIndex(AldrynIndexBase):
+    text = indexes.NgramField(document=True, use_template=False)
+
+
+class Highlighter(_Highlighter):
+    def render_html(self, highlight_locations=None, start_offset=None, end_offset=None):
+        return super(Highlighter, self).render_html(
+            highlight_locations=highlight_locations,
+            start_offset=max(0, start_offset - 20),
+            end_offset=end_offset + 20
+        )