src/vendor/mdbook/src/theme/mod.rs

   1 use std::path::Path;
   2 use std::fs::File;
   3 use std::io::Read;
   4
   5
   6 pub static INDEX: &'static [u8] = include_bytes!("index.hbs");
   7 pub static CSS: &'static [u8] = include_bytes!("book.css");
   8 pub static FAVICON: &'static [u8] = include_bytes!("favicon.png");
   9 pub static JS: &'static [u8] = include_bytes!("book.js");
  10 pub static HIGHLIGHT_JS: &'static [u8] = include_bytes!("highlight.js");
  11 pub static TOMORROW_NIGHT_CSS: &'static [u8] = include_bytes!("tomorrow-night.css");
  12 pub static HIGHLIGHT_CSS: &'static [u8] = include_bytes!("highlight.css");
  13 pub static JQUERY: &'static [u8] = include_bytes!("jquery-2.1.4.min.js");
  14 pub static FONT_AWESOME: &'static [u8] = include_bytes!("_FontAwesome/css/font-awesome.min.css");
  15 pub static FONT_AWESOME_EOT: &'static [u8] = include_bytes!("_FontAwesome/fonts/fontawesome-webfont.eot");
  16 pub static FONT_AWESOME_SVG: &'static [u8] = include_bytes!("_FontAwesome/fonts/fontawesome-webfont.svg");
  17 pub static FONT_AWESOME_TTF: &'static [u8] = include_bytes!("_FontAwesome/fonts/fontawesome-webfont.ttf");
  18 pub static FONT_AWESOME_WOFF: &'static [u8] = include_bytes!("_FontAwesome/fonts/fontawesome-webfont.woff");
  19 pub static FONT_AWESOME_WOFF2: &'static [u8] = include_bytes!("_FontAwesome/fonts/fontawesome-webfont.woff2");
  20 pub static FONT_AWESOME_OTF: &'static [u8] = include_bytes!("_FontAwesome/fonts/FontAwesome.otf");
  21
  22 /// The `Theme` struct should be used instead of the static variables because the `new()` method
  23 /// will look if the user has a theme directory in his source folder and use the users theme instead
  24 /// of the default.
  25 ///
  26 /// You should exceptionnaly use the static variables only if you need the default theme even if the
  27 /// user has specified another theme.
  28 pub struct Theme {
  29     pub index: Vec<u8>,
  30     pub css: Vec<u8>,
  31     pub favicon: Vec<u8>,
  32     pub js: Vec<u8>,
  33     pub highlight_css: Vec<u8>,
  34     pub tomorrow_night_css: Vec<u8>,
  35     pub highlight_js: Vec<u8>,
  36     pub jquery: Vec<u8>,
  37 }
  38
  39 impl Theme {
  40     pub fn new(src: &Path) -> Self {
  41
  42         // Default theme
  43         let mut theme = Theme {
  44             index: INDEX.to_owned(),
  45             css: CSS.to_owned(),
  46             favicon: FAVICON.to_owned(),
  47             js: JS.to_owned(),
  48             highlight_css: HIGHLIGHT_CSS.to_owned(),
  49             tomorrow_night_css: TOMORROW_NIGHT_CSS.to_owned(),
  50             highlight_js: HIGHLIGHT_JS.to_owned(),
  51             jquery: JQUERY.to_owned(),
  52         };
  53
  54         // Check if the given path exists
  55         if !src.exists() || !src.is_dir() {
  56             return theme;
  57         }
  58
  59         // Check for individual files if they exist
  60
  61         // index.hbs
  62         if let Ok(mut f) = File::open(&src.join("index.hbs")) {
  63             theme.index.clear(); // Reset the value, because read_to_string appends...
  64             let _ = f.read_to_end(&mut theme.index);
  65         }
  66
  67         // book.js
  68         if let Ok(mut f) = File::open(&src.join("book.js")) {
  69             theme.js.clear();
  70             let _ = f.read_to_end(&mut theme.js);
  71         }
  72
  73         // book.css
  74         if let Ok(mut f) = File::open(&src.join("book.css")) {
  75             theme.css.clear();
  76             let _ = f.read_to_end(&mut theme.css);
  77         }
  78
  79         // favicon.png
  80         if let Ok(mut f) = File::open(&src.join("favicon.png")) {
  81             theme.favicon.clear();
  82             let _ = f.read_to_end(&mut theme.favicon);
  83         }
  84
  85         // highlight.js
  86         if let Ok(mut f) = File::open(&src.join("highlight.js")) {
  87             theme.highlight_js.clear();
  88             let _ = f.read_to_end(&mut theme.highlight_js);
  89         }
  90
  91         // highlight.css
  92         if let Ok(mut f) = File::open(&src.join("highlight.css")) {
  93             theme.highlight_css.clear();
  94             let _ = f.read_to_end(&mut theme.highlight_css);
  95         }
  96
  97         // tomorrow-night.css
  98         if let Ok(mut f) = File::open(&src.join("tomorrow-night.css")) {
  99             theme.tomorrow_night_css.clear();
 100             let _ = f.read_to_end(&mut theme.tomorrow_night_css);
 101         }
 102
 103         theme
 104     }
 105 }