From 2ecbd7fd0278e900b094f775538abf20f4791c51 Mon Sep 17 00:00:00 2001
From: Zhiming Wang <zmwangx@gmail.com>
Date: Fri, 24 Jul 2015 00:59:53 -0700
Subject: pyblog: add postprocessor process_footnote_backlinks
Add class and variation selector (# U+FE0E: VARIATION SELECTOR-15) to
U+21A9: LEFTWARDS ARROW WITH HOOK to fix outstanding font issue of
footnote backlinks on mobile.
Updated styles accordingly.
Trick learned from Daring Fireball.
Before: https://i.imgur.com/eUbL1k8.png
After: https://i.imgur.com/msv3INn.png
---
pyblog | 13 +++++++++++++
1 file changed, 13 insertions(+)
(limited to 'pyblog')
diff --git a/pyblog b/pyblog
index aac4bd9d..0cba605a 100755
--- a/pyblog
+++ b/pyblog
@@ -625,6 +625,18 @@ def link_img_tags(soup):
img_tag.replace_with(a_tag)
+def process_footnote_backlinks(soup):
+ """Add class attribute "footnotes-backlink" to each footnote backlink."""
+ for footnotes in soup.find_all("div", attrs={"class": "footnotes"}):
+ for fn_a_tag in footnotes.find_all(lambda tag:
+ tag.name == "a" and
+ tag.has_attr("href") and
+ tag["href"].startswith("#fnref") and
+ tag.string == "\u21A9"): # U+21A9: LEFTWARDS ARROW WITH HOOK
+ fn_a_tag["class"] = "footnotes-backlink"
+ fn_a_tag.string = "\u21A9\uFE0E" # U+FE0E: VARIATION SELECTOR-15
+
+
def postprocess_html_file(htmlfilepath):
"""Perform a series of postprocessing to an HTML file."""
with open(htmlfilepath, "r+", encoding="utf-8") as htmlfileobj:
@@ -633,6 +645,7 @@ def postprocess_html_file(htmlfilepath):
# a series of postprocessing (extensible)
number_code_lines(soup)
link_img_tags(soup)
+ process_footnote_backlinks(soup)
# write back
htmlfileobj.seek(0)
--
cgit v1.2.1