Pulled index rendering out into its own method

This commit is contained in:
Michael Bryan 2017-06-20 07:53:46 +08:00
parent 4af10ce60c
commit 75f0196c55

View file

@ -1,7 +1,7 @@
use renderer::html_handlebars::helpers;
use renderer::Renderer;
use book::MDBook;
use book::bookitem::BookItem;
use book::bookitem::{BookItem, Chapter};
use utils;
use theme::{self, Theme};
use regex::{Regex, Captures};
@ -28,7 +28,7 @@ impl HtmlHandlebars {
}
fn render_item(&self, item: &BookItem, book: &MDBook, data: &mut serde_json::Map<String, serde_json::Value>,
print_content: &mut String, handlebars: &mut Handlebars, index: &mut bool, destination: &Path)
print_content: &mut String, handlebars: &mut Handlebars, is_index: bool, destination: &Path)
-> Result<(), Box<Error>> {
// FIXME: This should be made DRY-er and rely less on mutable state
match *item {
@ -75,31 +75,8 @@ impl HtmlHandlebars {
book.write_file(filename, &rendered.into_bytes())?;
// Create an index.html from the first element in SUMMARY.md
if *index {
debug!("[*]: index.html");
let mut content = String::new();
let _source = File::open(destination.join(&ch.path.with_extension("html")))
?
.read_to_string(&mut content);
// This could cause a problem when someone displays
// code containing <base href=...>
// on the front page, however this case should be very very rare...
content = content.lines()
.filter(|line| !line.contains("<base href="))
.collect::<Vec<&str>>()
.join("\n");
book.write_file("index.html", content.as_bytes())?;
info!("[*] Creating index.html from {:?} ✓",
book.get_destination()
.expect("If the HTML renderer is called, one would assume the HtmlConfig is \
set... (4)")
.join(&ch.path.with_extension("html")));
*index = false;
if is_index {
self.render_index(book, ch, destination)?;
}
}
},
@ -109,6 +86,34 @@ impl HtmlHandlebars {
Ok(())
}
fn render_index(&self, book: &MDBook, ch: &Chapter, destination: &Path) -> Result<(), Box<Error>> {
debug!("[*]: index.html");
let mut content = String::new();
let _source = File::open(destination.join(&ch.path.with_extension("html")))
?
.read_to_string(&mut content);
// This could cause a problem when someone displays
// code containing <base href=...>
// on the front page, however this case should be very very rare...
content = content.lines()
.filter(|line| !line.contains("<base href="))
.collect::<Vec<&str>>()
.join("\n");
book.write_file("index.html", content.as_bytes())?;
info!("[*] Creating index.html from {:?} ✓",
book.get_destination()
.expect("If the HTML renderer is called, one would assume the HtmlConfig is \
set... (4)")
.join(&ch.path.with_extension("html")));
Ok(())
}
fn post_process(&self, rendered: String) -> String {
let rendered = build_header_links(rendered, "print.html");
let rendered = fix_anchor_links(rendered, "print.html");
@ -216,9 +221,9 @@ impl Renderer for HtmlHandlebars {
"Unexpected error when constructing destination path")));
}
let mut index = true;
for item in book.iter() {
self.render_item(item, book, &mut data, &mut print_content, &mut handlebars, &mut index, &destination)?;
for (i, item) in book.iter().enumerate() {
let is_index = i == 0;
self.render_item(item, book, &mut data, &mut print_content, &mut handlebars, is_index, &destination)?;
}
// Print version