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2.5 KiB

from panflute import *
from whitespace import NBSP
from transform import FQuoted
# Heavily inspired by: git://git.ucw.cz/labsconf2022.git
def tex(e, indent_level: int=0, indent_str: str="\t") -> str:
content_foot = ""
content_head = ""
if isinstance(e, ListContainer):
return ''.join([tex(child, indent_level, indent_str) for child in e])
not_implemented = {
Citation: True,
Cite: True,
Definition: True,
DefinitionItem: True,
DefinitionList: True
}
if type(e) in not_implemented:
return f'% FIXME: {type(e)}s not implemented \n'
simple_string = {
NBSP: "~",
Space: " ",
Null: "",
LineBreak: f"\\\\",
SoftBreak: f" ",
HorizontalRule: "% TODO: hrule"
}
if type(e) in simple_string:
return simple_string[type(e)]
if isinstance(e, Str):
return e.text.replace(" ", "~").replace(" ", "~")
if isinstance(e, Para):
return tex(e.content, 0, "")+"\n\n"
if isinstance(e, Emph):
return f'{{\\it {tex(e.content, 0, "")}}}'
if isinstance(e, Strong):
return f'{{\\bf {tex(e.content, 0, "")}}}'
if isinstance(e, FQuoted):
if e.style == "cs":
if e.quote_type == "SingleQuote":
return f'{tex(e.content, 0, "")}'
elif e.quote_type == "DoubleQuote":
return f'{tex(e.content, 0, "")}'
elif e.style == "en":
if e.quote_type == "SingleQuote":
return f'{tex(e.content, 0, "")}'
elif e.quote_type == "DoubleQuote":
return f'{tex(e.content, 0, "")}'
else:
if e.quote_type == "SingleQuote":
return f'\'{tex(e.content, 0, "")}\''
elif e.quote_type == "DoubleQuote":
return f'"{tex(e.content, 0, "")}"'
else:
return f'"{tex(e.content, 0, "")}"'
if isinstance(e, Math):
if e.format == "DisplayMath":
return f'$${e.text}$$\n'
else:
return f'${e.text}$'
if isinstance(e, RawInline):
if e.format == "tex":
return e.text
else:
return ""
if isinstance(e, RawBlock):
if e.format == "tex":
return f'{e.text}\n'
else:
return ""
if isinstance(e, Span) or isinstance(e, Plain):
return tex(e.content, 0, "")
if isinstance(e, Div):
return f'{tex(e.content, indent_level+1, indent_str)}'
if isinstance(e, Doc):
return tex(e.content, indent_level, indent_str)+"\n\\bye"
if isinstance(e, Inline):
return f"({e.tag}){content_head}{tex(e.content, 0, '')}{content_foot}(/{e.tag})"
out_str = ""
out_str = f"({e.tag}){{"
out_str += content_head
if hasattr(e, "_content"):
out_str += tex(e.content, indent_level+1, indent_str)
if hasattr(e, "text"):
out_str += e.text
out_str += f"{content_foot}}}\n\n"
return out_str