jitenbot/bot/entries/sankoku8/preprocess.py
2023-07-28 18:06:24 -05:00

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import re
from bs4 import BeautifulSoup
from bot.data import get_adobe_glyph
__GAIJI = {
"svg-gaiji/byan.svg": "𰻞",
"svg-gaiji/G16EF.svg": "",
}
def preprocess_page(page):
soup = BeautifulSoup(page, features="xml")
__replace_glyph_codes(soup)
__add_image_alt_text(soup)
__replace_tatehyphen(soup)
page = __strip_page(soup)
return page
def __replace_glyph_codes(soup):
for el in soup.find_all("glyph"):
m = re.search(r"^glyph:([0-9]+);?$", el.attrs["style"])
code = int(m.group(1))
for geta in el.find_all(string=""):
glyph = get_adobe_glyph(code)
geta.replace_with(glyph)
def __add_image_alt_text(soup):
for img in soup.find_all("img"):
if not img.has_attr("src"):
continue
src = img.attrs["src"]
if src in __GAIJI:
img.attrs["alt"] = __GAIJI[src]
def __replace_tatehyphen(soup):
for img in soup.find_all("img", {"src": "svg-gaiji/tatehyphen.svg"}):
img.string = ""
img.unwrap()
def __strip_page(soup):
koumoku = soup.find(["項目"])
if koumoku is not None:
return koumoku.decode()
else:
raise Exception(f"Primary 項目 not found in page:\n{soup.prettify()}")