feeds: support some exotic xpath rules returning a single string

2022-01-17 13:59:58 +00:00 · 2022-01-17 13:59:58 +00:00 · c524e54d2d
parent ef14567d87
commit c524e54d2d
1 changed files with 7 additions and 1 deletions
--- a/morss/feeds.py
+++ b/morss/feeds.py
@ -359,7 +359,13 @@ class ParserXML(ParserBase):

    def rule_search_all(self, rule):
        try:
-            return self.root.xpath(rule, namespaces=self.NSMAP)
+            match = self.root.xpath(rule, namespaces=self.NSMAP)
+            if isinstance(match, str):
+                # some xpath rules return a single string instead of an array (e.g. concatenate() )
+                return [match,]
+
+            else:
+                return match

        except etree.XPathEvalError:
            return []