add font support

README.md

@@ -32,10 +32,6 @@ python3 owug.py 'https://example.com' 'out.html'
 
 OWUG is licensed under `GPL-3.0-only`.
 
-## TODO
-
-- Add font support
-
 ---
 
 There's definitely not a secret patch to add JS support [here](/secret-js.patch).

owug.py

@@ -52,6 +52,24 @@ head = soup.find_all('link', rel='stylesheet')
 for item in head:
     url = absolute_url(item.attrs['href'], domain_thing)
     style_data = requests.get(url).content.decode()
+
+    # hardcode fonts
+    index = -1
+    while True:
+        index = style_data.find('url(', index + 1)
+        if index == -1:
+            break
+
+        original_url = style_data[index + 5 : style_data.find(')', index) - 1]
+        absolute = absolute_url(
+            original_url, domain_thing
+        )
+        mime_type = requests.head(absolute).headers['Content-Type']
+        as_base64 = b64encode_as_string(requests.get(absolute).content)
+        new_url = f'data:{mime_type};base64,{as_base64}'
+
+        style_data = style_data.replace(original_url, new_url)
+
     head = soup.find('head')
     new_tag = soup.new_tag('style')
     new_tag.string = style_data