seb4itik/byow/plugins/filter/listadddel.py

@@ -0,0 +1,52 @@
+#!/usr/bin/python
+
+
+DOCUMENTATION = r"""
+  name: listadddel
+  short_description: This filter add and remove items to/from a list.
+  version_added: "0.2.2"
+  author: Sébastien Namèche (@seb4itik)
+  description:
+    - If my_list is ["un", "deux", "trois"], then:
+    - {{ my_list | listadddel(["quatre", "cinq"], ["un"]) }}
+    - will produce:
+    - ["deux", "trois", "quatre", "cinq"]
+  options:
+    _input:
+      description: A list of strings.
+      type: list
+      elements: str
+      required: true
+    add:
+      description: A list of string to add to _input.
+      type: list
+      elements: str
+      default: []
+    delete:
+      description: A list of string to remove from _input.
+      type: list
+      elements: str
+      default: []
+  notes:
+    - delete is tronger than add. If the string is present in both delete and
+      add, it will not be in returned list.
+"""
+
+
+RETURN = r"""
+  _value:
+    type: list
+      elements: str
+    description:
+      - List of strings with new and removed elements.
+"""
+
+
+class FilterModule(object):
+    def filters(self):
+        return {
+            'listadddel': self.listadddel
+        }
+    
+    def listadddel(self, l, add=[], delete=[]):
+        return [e for e in l+add if e not in delete]