g2h: Add breadcrumb navigations to file and tree pages

1 files changed, 11 insertions, 0 deletions

diff --git a/g2h/file.py b/g2h/file.py
index 8f683cd..e07f251 100644
--- a/g2h/file.py
+++ b/g2h/file.py
@@ -1,5 +1,16 @@
 import os
 
+def generate_breadcrumbs(content_subdir, commit, dir, files):
+    breadcrumbs = '[/](/{})'.format(os.path.join(content_subdir, tree_join(commit, '')))
+    subpath = ''
+    for segment in dir.split(os.sep):
+        if not segment or len(segment) == 0:
+            continue
+        subpath = os.path.join(subpath, sanitize_file_name(segment, files))
+        breadcrumbs += '/[{}](/{})'.format(segment, os.path.join(content_subdir, tree_join(commit, subpath)))
+    return breadcrumbs
+
+
 def sanitize_file_name(file_name, files):
     if not file_name.startswith('.'):
         return file_name