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Code Issues Releases Wiki Activity

Ignore any other style when inside a fixed-width style

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This commit is contained in:
Dan 2019-06-24 13:35:58 +02:00
parent f12cee5d94
commit 8e0182633f
1 changed files with 37 additions and 29 deletions
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66
pyrogram/client/style/markdown.py
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@ -24,66 +24,76 @@ from .html import HTML
class Markdown: class Markdown:
BOLD_DELIMITER = "**" BOLD_DELIM = "**"
ITALIC_DELIMITER = "__" ITALIC_DELIM = "__"
UNDERLINE_DELIMITER = "--" UNDERLINE_DELIM = "--"
STRIKE_DELIMITER = "~~" STRIKE_DELIM = "~~"
CODE_DELIMITER = "`" CODE_DELIM = "`"
PRE_DELIMITER = "```" PRE_DELIM = "```"
MARKDOWN_RE = re.compile(r"({d})".format( MARKDOWN_RE = re.compile(r"({d})".format(
d="|".join( d="|".join(
["".join(i) for i in [ ["".join(i) for i in [
[r"\{}".format(j) for j in i] [r"\{}".format(j) for j in i]
for i in [ for i in [
PRE_DELIMITER, PRE_DELIM,
CODE_DELIMITER, CODE_DELIM,
STRIKE_DELIMITER, STRIKE_DELIM,
UNDERLINE_DELIMITER, UNDERLINE_DELIM,
ITALIC_DELIMITER, ITALIC_DELIM,
BOLD_DELIMITER BOLD_DELIM
] ]
]] ]]
))) )))
URL_RE = re.compile(r"\[([^[]+)]\(([^(]+)\)") URL_RE = re.compile(r"\[([^[]+)]\(([^(]+)\)")
OPENING_TAG = "<{}>"
CLOSING_TAG = "</{}>"
URL_MARKUP = '<a href="{}">{}</a>'
FIXED_WIDTH_DELIMS = [CODE_DELIM, PRE_DELIM]
def __init__(self, client: "pyrogram.BaseClient"): def __init__(self, client: "pyrogram.BaseClient"):
self.html = HTML(client) self.html = HTML(client)
def parse(self, text: str): def parse(self, text: str):
text = html.escape(text)
offset = 0 offset = 0
delimiters = set() delims = set()
for i, match in enumerate(re.finditer(Markdown.MARKDOWN_RE, text)): for i, match in enumerate(re.finditer(Markdown.MARKDOWN_RE, text)):
start, stop = match.span() start, stop = match.span()
delimiter = match.group(1) delim = match.group(1)
if delimiter == Markdown.BOLD_DELIMITER: if delim == Markdown.BOLD_DELIM:
tag = "b" tag = "b"
elif delimiter == Markdown.ITALIC_DELIMITER: elif delim == Markdown.ITALIC_DELIM:
tag = "i" tag = "i"
elif delimiter == Markdown.UNDERLINE_DELIMITER: elif delim == Markdown.UNDERLINE_DELIM:
tag = "u" tag = "u"
elif delimiter == Markdown.STRIKE_DELIMITER: elif delim == Markdown.STRIKE_DELIM:
tag = "s" tag = "s"
elif delimiter == Markdown.CODE_DELIMITER: elif delim == Markdown.CODE_DELIM:
tag = "code" tag = "code"
elif delimiter == Markdown.PRE_DELIMITER: elif delim == Markdown.PRE_DELIM:
tag = "pre" tag = "pre"
else: else:
continue continue
if delimiter not in delimiters: if delim not in Markdown.FIXED_WIDTH_DELIMS and any(x in delims for x in Markdown.FIXED_WIDTH_DELIMS):
delimiters.add(delimiter) continue
tag = "<{}>".format(tag)
if delim not in delims:
delims.add(delim)
tag = Markdown.OPENING_TAG.format(tag)
else: else:
delimiters.remove(delimiter) delims.remove(delim)
tag = "</{}>".format(tag) tag = Markdown.CLOSING_TAG.format(tag)
text = text[:start + offset] + tag + text[stop + offset:] text = text[:start + offset] + tag + text[stop + offset:]
offset += len(tag) - len(delimiter) offset += len(tag) - len(delim)
offset = 0 offset = 0
@ -92,9 +102,7 @@ class Markdown:
full = match.group(0) full = match.group(0)
body, url = match.groups() body, url = match.groups()
body = html.escape(body) replace = Markdown.URL_MARKUP.format(url, body)
replace = '<a href="{}">{}</a>'.format(url, body)
text = text[:start + offset] + replace + text[stop + offset:] text = text[:start + offset] + replace + text[stop + offset:]