From c307de76f9b54d5c65196341ee12ea38ac3d6e6b Mon Sep 17 00:00:00 2001
From: Botond Hende <nettingman@gmail.com>
Date: Wed, 24 Jul 2024 23:45:48 +0200
Subject: new tab link module

---
 newtablink.py | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 newtablink.py

diff --git a/newtablink.py b/newtablink.py
new file mode 100644
index 0000000..df42833
--- /dev/null
+++ b/newtablink.py
@@ -0,0 +1,33 @@
+"""
+Adds 'target="_blank"' to links, so they open in a new tab.
+Filter base urls can be added so that every absolute path link containing the filter is ignored by the extension.
+
+Usage:
+MyExtension = get_new_tab_links(["example.org"])
+"""
+import marko.inline
+from marko.helpers import MarkoExtension
+
+
+def __create_new_tab_links(filters: list[str]):
+    class NewTabLinks:
+        FILTERS = filters
+
+        def render_link(self, element: marko.inline.Link) -> str:
+            dest_lower = element.dest.lower()
+
+            if (dest_lower.startswith("http://") or dest_lower.startswith("https://")) and not any((elem in dest_lower for elem in NewTabLinks.FILTERS)):
+                return f"<a href=\"{element.dest}\" target=\"_blank\">{self.render_children(element)}</a>"
+
+            return super().render_link(element)
+
+    return NewTabLinks
+
+
+def get_new_tab_links(filters: list[str] = None):
+    if filters is None:
+        filters = []
+
+    return MarkoExtension(
+        renderer_mixins=[__create_new_tab_links(filters)]
+    )
-- 
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