6 changed files with 401 additions and 39 deletions
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from panflute import Element, ListContainer, Inline, Block |
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from panflute import Cite, Code, Emph, Image, LineBreak, Link, Math, Note, Quoted, RawInline, SmallCaps, SoftBreak, Space, Span, Str, Strikeout, Strong, Subscript, Superscript, Underline |
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from panflute import BlockQuote, BulletList, Citation, CodeBlock, Definition, DefinitionItem, DefinitionList, Div, Figure, Header, HorizontalRule, LineBlock, LineItem, ListItem, MetaBlocks, MetaBool, MetaInlines, MetaList, MetaMap, MetaString, Null, OrderedList, Para, Plain, RawBlock, Table, TableBody, TableFoot, TableHead |
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from panflute import TableRow, TableCell, Caption, Doc |
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from panflute import MetaValue |
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from typing import Union |
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import os |
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from .output_generator import OutputGenerator |
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from .images import ImageProcessor |
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from .whitespace import NBSP |
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from .elements import FQuoted |
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from .context import Group, InlineGroup, BlockGroup, Context |
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from .util import inlinify |
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|
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class UCWTexGenerator(OutputGenerator): |
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imageProcessor: ImageProcessor |
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_bold: int |
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_italic: int |
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def __init__(self, output_file, imageProcessor: ImageProcessor, *args, **kwargs): |
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self.imageProcessor = imageProcessor |
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self._bold = 0 |
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self._italic = 0 |
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super().__init__(output_file, *args, **kwargs) |
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def escape_special_chars(self, text: str) -> str: |
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text = text.replace("&", r"\&") |
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text = text.replace("%", r"\%") |
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text = text.replace("$", r"\$") |
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text = text.replace("#", r"\#") |
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text = text.replace("_", r"\_") |
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text = text.replace("{", r"\{") |
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text = text.replace("}", r"\}") |
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text = text.replace("~", r"\textasciitilde{}") |
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text = text.replace("^", r"\textasciicircum{}") |
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text = text.replace("\\", r"\textbackslash{}") |
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text = text.replace(" ", "~") # We use unicode no-break spaces to force nbsp in output |
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text = text.replace("", "") |
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return text |
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|
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def generate(self, e: Union[Element, ListContainer]): |
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if hasattr(e, "attributes") and "only" in e.attributes and e.attributes["only"] != "tex": |
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return |
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super().generate(e) |
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|
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def writepar(self, text: str): |
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self.ensure_empty(2) |
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self.writeln(text) |
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self.ensure_empty(2) |
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|
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def generate_Null(self, e: Null): |
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pass |
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def generate_LineBreak(self, e: LineBreak): |
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self.write(r"\\") |
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self.endln() |
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def generate_Para(self, e: Para): |
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self.ensure_empty(2) |
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self.generate(e.content) |
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self.ensure_empty(2) |
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|
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def generate_HorizontalRule(self, e: HorizontalRule): |
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self.writepar(r"\vskip5pt\hrule\hfil\vskip5pt{}") |
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def generate_Doc(self, e: Doc): |
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self.writeln(r"\input ucwmac2.tex") |
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self.writeln(r"\ucwmodule{ofs}") |
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self.writeln(r"\ucwmodule{verb}") |
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self.writeln(r"\ucwmodule{link}") |
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self.writeln(r"\input formatitko.tex") |
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self.generate(e.content) |
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self.writeln(r"\bye") |
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|
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def get_language_macro(self, lang: str): |
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if lang == "cs": |
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return r"\chyph\lefthyphenmin=2\righthyphenmin=2{}" |
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elif lang == "sk": |
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return r"\shyph\lefthyphenmin=2\righthyphenmin=2{}" |
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elif lang == "en": |
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return r"\ehyph\lefthyphenmin=2\righthyphenmin=2{}" |
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else: |
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return "" |
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def generate_InlineGroup(self, e: InlineGroup): |
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self.write(r"{") |
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self.write(self.get_language_macro(self.context.get_metadata("lang"))) |
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self.generate(e.content) |
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self.write(r"}") |
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def generate_BlockGroup(self, e: BlockGroup): |
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self.writeln(r"\begingroup") |
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self.indent_more() |
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self.writeln(self.get_language_macro(self.context.get_metadata("lang"))) |
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self.generate(e.content) |
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self.indent_less() |
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self.writeln(r"\endgroup") |
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def generate_Header(self, e: Header): |
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self.ensure_empty(2) |
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self.write("\\"+"sub"*(e.level-1)+"section{") |
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self.generate(e.content) |
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self.write(r"}") |
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self.ensure_empty(2) |
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def generate_Image(self, e: Image): |
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url = e.url |
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additional_args = self.get_image_processor_args(e.attributes) |
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# The directory of the current file, will also look for images there. |
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source_dir = self.context.dir |
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_, ext = os.path.splitext(url) |
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ext = ext[1:] |
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# Conversions between various formats. |
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if ext in ["pdf", "png", "jpeg"]: |
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# Even supported elements have to be 'converted' because the |
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# processing contains finding and moving them to the cache |
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# directory. |
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url = self.imageProcessor.process_image(url, ext, source_dir, **additional_args) |
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elif ext in ["svg"]: |
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url = self.imageProcessor.process_image(url, "pdf", source_dir, **additional_args) |
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elif ext in ["epdf"]: |
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url = self.imageProcessor.process_image(url, "pdf", source_dir, **additional_args) |
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elif ext in ["jpg"]: |
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url = self.imageProcessor.process_image(url, "jpeg", source_dir, **additional_args) |
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else: |
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url = self.imageProcessor.process_image(url, "pdf", source_dir, **additional_args) |
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url = self.imageProcessor.find_image(url, [self.imageProcessor.cache_dir]) |
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width = "" |
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if "width" in e.attributes: |
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width = e.attributes["width"] |
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# 50% → 0.5\hsize |
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if e.attributes["width"][-1] == "%": |
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width = str(int(e.attributes["width"][:-1])/100) + "\\hsize" |
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width = "width " + width |
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if isinstance(e.parent.parent, Figure): |
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self.writeln(f'\\putimage{{{width}}}{{{url}}}') |
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else: |
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self.writepar(f'\\putimage{{{width}}}{{{url}}}') |
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def generate_Code(self, e: Code): |
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self.write(r"\verb`") |
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self.write(e.text) |
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self.write(r"`") |
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def generate_Figure(self, e: Figure): |
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self.ensure_empty(2) |
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self.writeln(r"\vskip5pt") |
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self.writeln(r"\centerline{") |
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self.indent_more() |
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self.generate(e.content) |
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self.indent_less() |
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self.writeln(r"}") |
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self.writeln(r"\centerline{") |
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self.indent_more() |
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self.generate(e.caption) |
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self.indent_less() |
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self.writeln(r"}") |
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self.writeln(r"\vskip5pt{}") |
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self.ensure_empty(2) |
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def generate_Emph(self, e: Emph): |
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if self._bold > 0: |
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self.write(r"{\bi{}") |
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else: |
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self.write(r"{\I{}") |
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self._italic+=1 |
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self.generate(e.content) |
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self._italic-=1 |
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self.write(r"}") |
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def generate_Strong(self, e: Strong): |
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if self._italic > 0: |
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self.write(r"{\bi{}") |
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else: |
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self.write(r"{\bf{}") |
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self._bold+=1 |
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self.generate(e.content) |
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self._bold-=1 |
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self.write(r"}") |
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def generate_Caption(self, e: Caption): |
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self.generate_Emph(e) |
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def generate_Math(self, e: Math): |
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if e.format == "DisplayMath": |
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self.ensure_empty(2) |
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self.writeraw("$$") |
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self.writeraw(e.text.strip()) |
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self.writeraw("$$") |
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self.ensure_empty(2) |
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else: |
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self.write("$") |
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self.write(e.text) |
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self.write("$") |
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def generate_Note(self, e: Note): |
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self.write(r"\fn{") |
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self.generate(inlinify(e)) |
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self.write(r"}") |
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def generate_Table(self, e: Table): |
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aligns = { |
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"AlignLeft": r"\quad#\quad\hfil", |
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"AlignRight": r"\quad\hfil#\quad", |
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"AlignCenter": r"\quad\hfil#\hfil\quad", |
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"AlignDefault": r"\quad#\quad\hfil" |
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} |
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self.writeln(r"\vskip1em") |
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self.writeln(r"\halign{\strut"+"&".join([aligns[col[0]] for col in e.colspec])+r"\cr") |
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self.indent_more() |
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self.generate(e.head.content) |
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self.writeln(r"\noalign{\hrule}") |
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self.generate(e.content[0].content) |
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self.writeln(r"\noalign{\hrule}") |
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self.generate(e.foot.content) |
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self.indent_less() |
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self.writeln("}") |
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self.writeln(r"\vskip1em") |
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def generate_TableRow(self, e: TableRow): |
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for cell in e.content: |
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if cell.colspan > 1: |
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self.write(r"\multispan"+str(cell.colspan)+"{} ") |
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self.generate(cell.content) |
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if cell.next: |
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self.write(" & ") |
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self.write(r"\cr") |
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self.endln() |
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def generate_RawInline(self, e: RawInline): |
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if e.format == "tex": |
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self.write(e.text) |
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def generate_RawBlock(self, e: RawBlock): |
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if e.format == "tex": |
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self.writeraw(e.text) |
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def generate_Plain(self, e: Plain): |
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self.generate(e.content) |
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def generate_Span(self, e: Span): |
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self.generate(e.content) |
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def generate_CodeBlock(self, e: CodeBlock): |
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self.writeln(r"\verbatim{") |
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self.writeraw(e.text) |
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self.writeln(r"}") |
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def generate_Div(self, e: Div): |
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self.generate(e.content) |
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def generate_LineBlock(self, e: LineBlock): |
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self.writeln() |
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self.generate(e.content) |
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self.writeln() |
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def generate_LineItem(self, e: LineItem): |
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self.generate(e.content) |
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if e.next: |
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self.write(r"\\") |
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self.endln() |
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def generate_BulletList(self, e: BulletList): |
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self.ensure_empty(2) |
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self.writeln(r"\list{o}") |
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self.indent_more() |
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self.generate(e.content) |
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self.indent_less() |
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self.write(r"\endlist") |
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self.ensure_empty(2) |
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def generate_OrderedList(self, e: OrderedList): |
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self.ensure_empty(2) |
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styles = { |
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"DefaultStyle": "n", |
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"Decimal": "n", |
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"LowerRoman": "i", |
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"UpperRoman:": "I", |
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"LowerAlpha": "a", |
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"UpperAlpha": "A" |
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} |
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style = styles[e.style] |
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delimiters = { |
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"DefaultDelim": f"{style}.", |
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"Period": f"{style}.", |
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"OneParen": f"{style})", |
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"TwoParens": f"({style})" |
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} |
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style = delimiters[e.delimiter] |
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self.writeln(r"\list{"+style+r"}") |
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self.indent_more() |
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self.generate(e.content) |
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self.indent_less() |
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self.writeln(r"\endlist") |
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self.ensure_empty(2) |
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def generate_ListItem(self, e: ListItem): |
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self.endln() |
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self.write(r"\:") |
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self.generate(e.content) |
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self.endln() |
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def generate_BlockQuote(self, e: BlockQuote): |
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self.writeln(r"\blockquote{") |
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self.indent_more() |
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self.generate(e.content) |
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self.indent_less() |
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self.writeln(r"}") |
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def generate_Link(self, e: Link): |
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if len(e.content) == 1 and isinstance(e.content[0], Str) and e.content[0].text == e.url: |
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self.write(r"\url{") |
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else: |
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self.write(r"\linkurl{"+e.url+r"}{") |
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self.generate(e.content) |
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self.write(r"}") # } |
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def generate_Subscript(self, e: Subscript): |
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self.write(r"\subscript{") |
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self.generate(e.content) |
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self.write(r"}") |
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def generate_Superscript(self, e: Superscript): |
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self.write(r"\superscript{") |
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self.generate(e.content) |
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self.write(r"}") |
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def generate_simple_tag(self, e: Union[Element, None] = None, tag: str = "", attributes: Union[dict[str, str], None] = None, content: Union[ListContainer, Element, list[Union[Element, ListContainer]], str, None] = None, inline: Union[bool, None] = None): |
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print("dumbass: ", type(e)) |
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# These are also disabled in pandoc so they shouldn't appear in the AST at all. |
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def generate_Citation(self, e: Citation): |
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self.writeln("% FIXME: Citations not implemented") |
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def generate_Cite(self, e: Cite): |
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self.writeln("% FIXME: Cites not implemented") |
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def generate_Definition(self, e: Definition): |
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self.writeln("% FIXME: Definitions not implemented") |
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def generate_DefinitionItem(self, e: DefinitionItem): |
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self.writeln("% FIXME: DefinitionItems not implemented") |
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def generate_DefinitionList(self, e: DefinitionList): |
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self.writeln("% FIXME: DefinitionLists not implemented") |
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def generate_Underline(self, e: Underline): |
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self.writeln("% FIXME: Underlines not implemented") |
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def generate_Strikeout(self, e: Strikeout): |
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self.writeln("% FIXME: Strikeouts not implemented") |
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