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Thomas Forgione 2019-07-15 10:51:44 +02:00
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/target
**/*.rs.bk

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Cargo.lock generated Normal file

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Cargo.toml Normal file
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[package]
name = "md2pdf"
version = "0.1.0"
authors = ["Thomas Forgione <thomas@forgione.fr>"]
edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
tectonic = "0.1.11"
pulldown-cmark = "0.5.2"

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src/main.rs Normal file
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use std::fs::File;
use std::io::{Read, Write};
use pulldown_cmark::{Event, Parser, Tag};
fn main() {
let mut markdown_input = String::new();
let mut input = File::open("markdown.md").unwrap();
input.read_to_string(&mut markdown_input).unwrap();
let parser = Parser::new(&markdown_input);
let mut tex_output = String::new();
tex_output.push_str("\\documentclass{scrartcl}\n");
tex_output.push_str("\\usepackage{graphicx}\n");
tex_output.push_str("\\usepackage{listings}\n");
tex_output.push_str("\\usepackage{xcolor}\n");
tex_output.push_str("\\definecolor{colKeys}{rgb}{0,0.5,0}\n");
tex_output.push_str("\\definecolor{colIdentifier}{rgb}{0,0,0}\n");
tex_output.push_str("\\definecolor{colComments}{rgb}{0,0.5,1}\n");
tex_output.push_str("\\definecolor{colString}{rgb}{0.6,0.1,0.1}\n");
tex_output.push_str("\\definecolor{colBackground}{rgb}{0.95,0.95,1}\n");
tex_output.push_str("\\lstset{%configuration de listings\n");
tex_output.push_str(" float=hbp,%\n");
tex_output.push_str(" basicstyle=\\ttfamily\\small,%\n");
tex_output.push_str(" %\n");
tex_output.push_str(" identifierstyle=\\color{colIdentifier}, %\n");
tex_output.push_str(" keywordstyle=\\color{colKeys}, %\n");
tex_output.push_str(" stringstyle=\\color{colString}, %\n");
tex_output.push_str(" commentstyle=\\color{colComments}\textit, %\n");
tex_output.push_str(" %\n");
tex_output.push_str(" backgroundcolor=\\color{colBackground},%\n");
tex_output.push_str(" %\n");
tex_output.push_str(" columns=flexible, %\n");
tex_output.push_str(" tabsize=2, %\n");
tex_output.push_str(" frame=trbl, %\n");
tex_output.push_str(" %frameround=tttt,%\n");
tex_output.push_str(" extendedchars=true, %\n");
tex_output.push_str(" showspaces=false, %\n");
tex_output.push_str(" showstringspaces=false, %\n");
tex_output.push_str(" numbers=left, %\n");
tex_output.push_str(" numberstyle=\\tiny, %\n");
tex_output.push_str(" breaklines=true, %\n");
tex_output.push_str(" breakautoindent=true, %\n");
tex_output.push_str(" captionpos=b,%\n");
tex_output.push_str(" xrightmargin=0.2cm, %\n");
tex_output.push_str(" xleftmargin=0.2cm\n");
tex_output.push_str("}\n");
tex_output.push_str("\\begin{document}\n");
for event in parser {
match event {
Event::Start(Tag::Header(level)) => {
tex_output.push_str("\\");
for _ in 1 .. level {
tex_output.push_str("sub");
}
tex_output.push_str("section{");
},
Event::End(Tag::Header(_)) => tex_output.push_str("}\n"),
Event::Start(Tag::Emphasis) => tex_output.push_str("\\emph{"),
Event::End(Tag::Emphasis) => tex_output.push_str("}"),
Event::Start(Tag::Strong) => tex_output.push_str("\\textbf{"),
Event::End(Tag::Strong) => tex_output.push_str("}"),
Event::Start(Tag::List(None)) => tex_output.push_str("\\begin{itemize}\n"),
Event::End(Tag::List(None)) => tex_output.push_str("\\end{itemize}\n"),
Event::Start(Tag::List(Some(_))) => tex_output.push_str("\\begin{enumerate}\n"),
Event::End(Tag::List(Some(_))) => tex_output.push_str("\\end{enumerate}\n"),
Event::Start(Tag::Image(_, path, title)) => {
tex_output.push_str("\\begin{figure}\n");
tex_output.push_str("\\centering\n");
tex_output.push_str("\\includegraphics[width=\\textwidth]{");;
tex_output.push_str(&*path);
tex_output.push_str("}\n");
tex_output.push_str("\\caption{");
tex_output.push_str(&*title);
tex_output.push_str("}\n\\end{figure}\n");
},
Event::Start(Tag::Item) => tex_output.push_str("\\item "),
Event::End(Tag::Item) => tex_output.push_str("\n"),
Event::Start(Tag::CodeBlock(lang)) => {
if ! lang.is_empty() {
tex_output.push_str("\\begin{lstlisting}[language=");
tex_output.push_str(&*lang);
tex_output.push_str("]\n");
} else {
tex_output.push_str("\\begin{lstlisting}\n");
}
},
Event::End(Tag::CodeBlock(_)) => {
tex_output.push_str("\n\\end{lstlisting}\n");
}
Event::Text(t) => tex_output.push_str(&*t),
_ => (),
}
}
tex_output.push_str("\n\\end{document}\n");
println!("{}", tex_output);
let pdf_data = tectonic::latex_to_pdf(tex_output).expect("processing failed");
let mut output = File::create("output.pdf").unwrap();
output.write(&pdf_data).unwrap();
}