Implement generate_toc.py

Makefile

@@ -1,7 +1,13 @@
 .PHONY:
 install-dependency:
 	npm install -g doctoc
+	pip3 install -r requirements.txt
 
 .PHONY:
 doctoc:
 	doctoc --title "### 目次" .
+
+.PHONY:
+generate-sidebar:
+	python3 generate_toc.py
+

_Sidebar.md

@@ -0,0 +1,10 @@
+<!-- This file is generated by generate_toc.py. DO NOT EDIT MANUALLY! -->
+
+# Linux
+ - [ビルド](Linux_%E3%83%93%E3%83%AB%E3%83%89.md)
+# U-Boot
+ - [起動 (EBOOT)](U-Boot_%E8%B5%B7%E5%8B%95%20%28EBOOT%29.md)
+ - [起動 (USB Recovery)](U-Boot_%E8%B5%B7%E5%8B%95%20%28USB%20Recovery%29.md)
+## ビルド
+ - [buildbrain](U-Boot_%E3%83%93%E3%83%AB%E3%83%89_buildbrain.md)
+ - [手動](U-Boot_%E3%83%93%E3%83%AB%E3%83%89_%E6%89%8B%E5%8B%95.md)

generate_toc.py

@@ -0,0 +1,47 @@
+from pathlib import Path
+from urllib.parse import quote
+import markdown
+
+
+def main():
+    fn_tree = dict()
+    idfn = dict()
+
+    for fn in sorted(Path('.').glob("*.md")):
+        if fn.name in {'Home.md', '_Sidebar.md', '_Footer.md'}:
+            continue
+
+        fn_tokens = fn.name[:-3].split('_')
+        ptr = fn_tree
+        for t in fn_tokens:
+            ptr[t] = ptr.get(t, dict())
+            ptr = ptr[t]
+
+        idfn[id(ptr)] = quote(fn.name)
+
+        md = markdown.Markdown(extensions=['toc'])
+
+        with open(str(fn)) as f:
+            raw = f.read()
+
+        md.convert(raw)
+
+    with open('_Sidebar.md', 'w') as f:
+        f.write('<!-- This file is generated by generate_toc.py. DO NOT EDIT MANUALLY! -->\n\n')
+        recurse(f, fn_tree, idfn)
+
+
+def recurse(f, d, idfn, level=1):
+    for k, child_dict in d.items():
+        if child_dict:
+            continue
+        f.write(f' - [{k}]({idfn[id(child_dict)]})\n')
+
+    for k, child_dict in d.items():
+        if not child_dict:
+            continue
+        f.write(f'#'*level + f' {k}\n')
+        recurse(f, child_dict, idfn, level=level+1)
+
+
+main()

requirements.txt

@@ -0,0 +1 @@
+markdown