Move postprocess_html_file function to external file

1 files changed, 16 insertions, 0 deletions

diff --git a/utils/utils.py b/utils/utils.py
index f8cb8ef6..1cabbdc8 100644
--- a/utils/utils.py
+++ b/utils/utils.py
@@ -177,3 +177,19 @@ def process_footnote_backlinks(soup):
                                            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:
+        soup = bs4.BeautifulSoup(htmlfileobj.read(), "lxml")
+
+        # a series of postprocessing (extensible)
+        process_image_sizes(soup)
+        link_img_tags(soup)
+        process_footnote_backlinks(soup)
+
+        # write back
+        htmlfileobj.seek(0)
+        htmlfileobj.write(str(soup))
+        htmlfileobj.truncate()