Merge pull request #696 from mattico/fix-theme-dir

Fix default theme dir selection
This commit is contained in:
Mathieu David 2018-05-16 21:58:41 +02:00 committed by GitHub
commit 27b29fdaf2
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2 changed files with 183 additions and 113 deletions

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@ -1,9 +1,9 @@
use book::{Book, BookItem, Chapter}; use book::{Book, BookItem, Chapter};
use config::{Config, HtmlConfig, Playpen}; use config::{Config, HtmlConfig, Playpen};
use errors::*; use errors::*;
use renderer::{RenderContext, Renderer};
use renderer::html_handlebars::helpers; use renderer::html_handlebars::helpers;
use theme::{self, Theme, playpen_editor}; use renderer::{RenderContext, Renderer};
use theme::{self, playpen_editor, Theme};
use utils; use utils;
use std::collections::BTreeMap; use std::collections::BTreeMap;
@ -41,9 +41,9 @@ impl HtmlHandlebars {
let path = ch.path let path = ch.path
.to_str() .to_str()
.chain_err(|| "Could not convert path to str")?; .chain_err(|| "Could not convert path to str")?;
let filepath = Path::new(&ch.path) let filepath = Path::new(&ch.path).with_extension("html");
.with_extension("html"); let filepathstr = filepath
let filepathstr = filepath.to_str() .to_str()
.chain_err(|| "Could not convert HTML path to str")?; .chain_err(|| "Could not convert HTML path to str")?;
let filepathstr = utils::fs::normalize_path(filepathstr); let filepathstr = utils::fs::normalize_path(filepathstr);
@ -56,9 +56,9 @@ impl HtmlHandlebars {
let title: String; let title: String;
{ {
let book_title = ctx.data let book_title = ctx.data
.get("book_title") .get("book_title")
.and_then(serde_json::Value::as_str) .and_then(serde_json::Value::as_str)
.unwrap_or(""); .unwrap_or("");
title = ch.name.clone() + " - " + book_title; title = ch.name.clone() + " - " + book_title;
} }
@ -66,18 +66,16 @@ impl HtmlHandlebars {
ctx.data.insert("content".to_owned(), json!(content)); ctx.data.insert("content".to_owned(), json!(content));
ctx.data.insert("chapter_title".to_owned(), json!(ch.name)); ctx.data.insert("chapter_title".to_owned(), json!(ch.name));
ctx.data.insert("title".to_owned(), json!(title)); ctx.data.insert("title".to_owned(), json!(title));
ctx.data.insert("path_to_root".to_owned(), ctx.data.insert(
json!(utils::fs::path_to_root(&ch.path))); "path_to_root".to_owned(),
json!(utils::fs::path_to_root(&ch.path)),
);
// Render the handlebars template with the data // Render the handlebars template with the data
debug!("Render template"); debug!("Render template");
let rendered = ctx.handlebars.render("index", &ctx.data)?; let rendered = ctx.handlebars.render("index", &ctx.data)?;
let rendered = self.post_process( let rendered = self.post_process(rendered, &filepathstr, &ctx.html_config.playpen);
rendered,
&filepathstr,
&ctx.html_config.playpen,
);
// Write to file // Write to file
debug!("Creating {} ✓", filepathstr); debug!("Creating {} ✓", filepathstr);
@ -105,10 +103,11 @@ impl HtmlHandlebars {
// This could cause a problem when someone displays // This could cause a problem when someone displays
// code containing <base href=...> // code containing <base href=...>
// on the front page, however this case should be very very rare... // on the front page, however this case should be very very rare...
content = content.lines() content = content
.filter(|line| !line.contains("<base href=")) .lines()
.collect::<Vec<&str>>() .filter(|line| !line.contains("<base href="))
.join("\n"); .collect::<Vec<&str>>()
.join("\n");
utils::fs::write_file(destination, "index.html", content.as_bytes())?; utils::fs::write_file(destination, "index.html", content.as_bytes())?;
@ -121,11 +120,7 @@ impl HtmlHandlebars {
} }
#[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))]
fn post_process(&self, fn post_process(&self, rendered: String, filepath: &str, playpen_config: &Playpen) -> String {
rendered: String,
filepath: &str,
playpen_config: &Playpen)
-> String {
let rendered = build_header_links(&rendered, filepath); let rendered = build_header_links(&rendered, filepath);
let rendered = fix_anchor_links(&rendered, filepath); let rendered = fix_anchor_links(&rendered, filepath);
let rendered = fix_code_blocks(&rendered); let rendered = fix_code_blocks(&rendered);
@ -198,7 +193,8 @@ impl HtmlHandlebars {
write_file(destination, "ace.js", playpen_editor::ACE_JS)?; write_file(destination, "ace.js", playpen_editor::ACE_JS)?;
write_file(destination, "mode-rust.js", playpen_editor::MODE_RUST_JS)?; write_file(destination, "mode-rust.js", playpen_editor::MODE_RUST_JS)?;
write_file(destination, "theme-dawn.js", playpen_editor::THEME_DAWN_JS)?; write_file(destination, "theme-dawn.js", playpen_editor::THEME_DAWN_JS)?;
write_file(destination, write_file(
destination,
"theme-tomorrow_night.js", "theme-tomorrow_night.js",
playpen_editor::THEME_TOMORROW_NIGHT_JS, playpen_editor::THEME_TOMORROW_NIGHT_JS,
)?; )?;
@ -208,28 +204,42 @@ impl HtmlHandlebars {
} }
/// Update the context with data for this file /// Update the context with data for this file
fn configure_print_version(&self, fn configure_print_version(
data: &mut serde_json::Map<String, serde_json::Value>, &self,
print_content: &str) { data: &mut serde_json::Map<String, serde_json::Value>,
print_content: &str,
) {
// Make sure that the Print chapter does not display the title from // Make sure that the Print chapter does not display the title from
// the last rendered chapter by removing it from its context // the last rendered chapter by removing it from its context
data.remove("title"); data.remove("title");
data.insert("is_print".to_owned(), json!(true)); data.insert("is_print".to_owned(), json!(true));
data.insert("path".to_owned(), json!("print.md")); data.insert("path".to_owned(), json!("print.md"));
data.insert("content".to_owned(), json!(print_content)); data.insert("content".to_owned(), json!(print_content));
data.insert("path_to_root".to_owned(), data.insert(
json!(utils::fs::path_to_root(Path::new("print.md")))); "path_to_root".to_owned(),
json!(utils::fs::path_to_root(Path::new("print.md"))),
);
} }
fn register_hbs_helpers(&self, handlebars: &mut Handlebars, html_config: &HtmlConfig) { fn register_hbs_helpers(&self, handlebars: &mut Handlebars, html_config: &HtmlConfig) {
handlebars.register_helper("toc", Box::new(helpers::toc::RenderToc {no_section_label: html_config.no_section_label})); handlebars.register_helper(
"toc",
Box::new(helpers::toc::RenderToc {
no_section_label: html_config.no_section_label,
}),
);
handlebars.register_helper("previous", Box::new(helpers::navigation::previous)); handlebars.register_helper("previous", Box::new(helpers::navigation::previous));
handlebars.register_helper("next", Box::new(helpers::navigation::next)); handlebars.register_helper("next", Box::new(helpers::navigation::next));
} }
/// Copy across any additional CSS and JavaScript files which the book /// Copy across any additional CSS and JavaScript files which the book
/// has been configured to use. /// has been configured to use.
fn copy_additional_css_and_js(&self, html: &HtmlConfig, root: &Path, destination: &Path) -> Result<()> { fn copy_additional_css_and_js(
&self,
html: &HtmlConfig,
root: &Path,
destination: &Path,
) -> Result<()> {
let custom_files = html.additional_css.iter().chain(html.additional_js.iter()); let custom_files = html.additional_css.iter().chain(html.additional_js.iter());
debug!("Copying additional CSS and JS"); debug!("Copying additional CSS and JS");
@ -260,6 +270,25 @@ impl HtmlHandlebars {
} }
} }
// TODO(mattico): Remove some time after the 0.1.8 release
fn maybe_wrong_theme_dir(dir: &Path) -> Result<bool> {
fn entry_is_maybe_book_file(entry: fs::DirEntry) -> Result<bool> {
Ok(entry.file_type()?.is_file()
&& entry.path().extension().map_or(false, |ext| ext == "md"))
}
if dir.is_dir() {
for entry in fs::read_dir(dir)? {
if entry_is_maybe_book_file(entry?).unwrap_or(false) {
return Ok(false);
}
}
Ok(true)
} else {
Ok(false)
}
}
impl Renderer for HtmlHandlebars { impl Renderer for HtmlHandlebars {
fn name(&self) -> &str { fn name(&self) -> &str {
"html" "html"
@ -276,9 +305,19 @@ impl Renderer for HtmlHandlebars {
let theme_dir = match html_config.theme { let theme_dir = match html_config.theme {
Some(ref theme) => theme.to_path_buf(), Some(ref theme) => theme.to_path_buf(),
None => src_dir.join("theme"), None => ctx.root.join("theme"),
}; };
if html_config.theme.is_none()
&& maybe_wrong_theme_dir(&src_dir.join("theme")).unwrap_or(false)
{
warn!(
"Previous versions of mdBook erroneously accepted `./src/theme` as an automatic \
theme directory"
);
warn!("Please move your theme files to `./theme` for them to continue being used");
}
let theme = theme::Theme::new(theme_dir); let theme = theme::Theme::new(theme_dir);
debug!("Register the index handlebars template"); debug!("Register the index handlebars template");
@ -307,9 +346,7 @@ impl Renderer for HtmlHandlebars {
is_index: is_index, is_index: is_index,
html_config: html_config.clone(), html_config: html_config.clone(),
}; };
self.render_item(item, self.render_item(item, ctx, &mut print_content)?;
ctx,
&mut print_content)?;
is_index = false; is_index = false;
} }
@ -323,9 +360,7 @@ impl Renderer for HtmlHandlebars {
debug!("Render template"); debug!("Render template");
let rendered = handlebars.render("index", &data)?; let rendered = handlebars.render("index", &data)?;
let rendered = self.post_process(rendered, let rendered = self.post_process(rendered, "print.html", &html_config.playpen);
"print.html",
&html_config.playpen);
utils::fs::write_file(&destination, "print.html", &rendered.into_bytes())?; utils::fs::write_file(&destination, "print.html", &rendered.into_bytes())?;
debug!("Creating print.html ✓"); debug!("Creating print.html ✓");
@ -347,14 +382,25 @@ impl Renderer for HtmlHandlebars {
} }
} }
fn make_data(root: &Path, book: &Book, config: &Config, html_config: &HtmlConfig) -> Result<serde_json::Map<String, serde_json::Value>> { fn make_data(
root: &Path,
book: &Book,
config: &Config,
html_config: &HtmlConfig,
) -> Result<serde_json::Map<String, serde_json::Value>> {
trace!("make_data"); trace!("make_data");
let html = config.html_config().unwrap_or_default(); let html = config.html_config().unwrap_or_default();
let mut data = serde_json::Map::new(); let mut data = serde_json::Map::new();
data.insert("language".to_owned(), json!("en")); data.insert("language".to_owned(), json!("en"));
data.insert("book_title".to_owned(), json!(config.book.title.clone().unwrap_or_default())); data.insert(
data.insert("description".to_owned(), json!(config.book.description.clone().unwrap_or_default())); "book_title".to_owned(),
json!(config.book.title.clone().unwrap_or_default()),
);
data.insert(
"description".to_owned(),
json!(config.book.description.clone().unwrap_or_default()),
);
data.insert("favicon".to_owned(), json!("favicon.png")); data.insert("favicon".to_owned(), json!("favicon.png"));
if let Some(ref livereload) = html_config.livereload_url { if let Some(ref livereload) = html_config.livereload_url {
data.insert("livereload".to_owned(), json!(livereload)); data.insert("livereload".to_owned(), json!(livereload));
@ -374,13 +420,8 @@ fn make_data(root: &Path, book: &Book, config: &Config, html_config: &HtmlConfig
let mut css = Vec::new(); let mut css = Vec::new();
for style in &html.additional_css { for style in &html.additional_css {
match style.strip_prefix(root) { match style.strip_prefix(root) {
Ok(p) => { Ok(p) => css.push(p.to_str().expect("Could not convert to str")),
css.push(p.to_str().expect("Could not convert to str")) Err(_) => css.push(style.to_str().expect("Could not convert to str")),
},
Err(_) => {
css.push(style.to_str()
.expect("Could not convert to str"))
}
} }
} }
data.insert("additional_css".to_owned(), json!(css)); data.insert("additional_css".to_owned(), json!(css));
@ -392,12 +433,13 @@ fn make_data(root: &Path, book: &Book, config: &Config, html_config: &HtmlConfig
for script in &html.additional_js { for script in &html.additional_js {
match script.strip_prefix(root) { match script.strip_prefix(root) {
Ok(p) => js.push(p.to_str().expect("Could not convert to str")), Ok(p) => js.push(p.to_str().expect("Could not convert to str")),
Err(_) => { Err(_) => js.push(
js.push(script.file_name() script
.expect("File has a file name") .file_name()
.to_str() .expect("File has a file name")
.expect("Could not convert to str")) .to_str()
} .expect("Could not convert to str"),
),
} }
} }
data.insert("additional_js".to_owned(), json!(js)); data.insert("additional_js".to_owned(), json!(js));
@ -415,8 +457,10 @@ fn make_data(root: &Path, book: &Book, config: &Config, html_config: &HtmlConfig
} }
} else if search.is_some() { } else if search.is_some() {
warn!("mdBook compiled without search support, ignoring `output.html.search` table"); warn!("mdBook compiled without search support, ignoring `output.html.search` table");
warn!("please reinstall with `cargo install mdbook --force --features search`\ warn!(
to use the search feature") "please reinstall with `cargo install mdbook --force --features search`to use the \
search feature"
)
} }
let mut chapters = vec![]; let mut chapters = vec![];
@ -457,22 +501,25 @@ fn build_header_links(html: &str, filepath: &str) -> String {
let regex = Regex::new(r"<h(\d)>(.*?)</h\d>").unwrap(); let regex = Regex::new(r"<h(\d)>(.*?)</h\d>").unwrap();
let mut id_counter = HashMap::new(); let mut id_counter = HashMap::new();
regex.replace_all(html, |caps: &Captures| { regex
let level = caps[1].parse() .replace_all(html, |caps: &Captures| {
.expect("Regex should ensure we only ever get numbers here"); let level = caps[1]
.parse()
.expect("Regex should ensure we only ever get numbers here");
wrap_header_with_link(level, &caps[2], &mut id_counter, filepath) wrap_header_with_link(level, &caps[2], &mut id_counter, filepath)
}) })
.into_owned() .into_owned()
} }
/// Wraps a single header tag with a link, making sure each tag gets its own /// Wraps a single header tag with a link, making sure each tag gets its own
/// unique ID by appending an auto-incremented number (if necessary). /// unique ID by appending an auto-incremented number (if necessary).
fn wrap_header_with_link(level: usize, fn wrap_header_with_link(
content: &str, level: usize,
id_counter: &mut HashMap<String, usize>, content: &str,
filepath: &str) id_counter: &mut HashMap<String, usize>,
-> String { filepath: &str,
) -> String {
let raw_id = utils::id_from_content(content); let raw_id = utils::id_from_content(content);
let id_count = id_counter.entry(raw_id.clone()).or_insert(0); let id_count = id_counter.entry(raw_id.clone()).or_insert(0);
@ -498,21 +545,23 @@ fn wrap_header_with_link(level: usize,
// that in a very inelegant way // that in a very inelegant way
fn fix_anchor_links(html: &str, filepath: &str) -> String { fn fix_anchor_links(html: &str, filepath: &str) -> String {
let regex = Regex::new(r##"<a([^>]+)href="#([^"]+)"([^>]*)>"##).unwrap(); let regex = Regex::new(r##"<a([^>]+)href="#([^"]+)"([^>]*)>"##).unwrap();
regex.replace_all(html, |caps: &Captures| { regex
let before = &caps[1]; .replace_all(html, |caps: &Captures| {
let anchor = &caps[2]; let before = &caps[1];
let after = &caps[3]; let anchor = &caps[2];
let after = &caps[3];
format!("<a{before}href=\"{filepath}#{anchor}\"{after}>", format!(
"<a{before}href=\"{filepath}#{anchor}\"{after}>",
before = before, before = before,
filepath = filepath, filepath = filepath,
anchor = anchor, anchor = anchor,
after = after) after = after
}) )
.into_owned() })
.into_owned()
} }
// The rust book uses annotations for rustdoc to test code snippets, // The rust book uses annotations for rustdoc to test code snippets,
// like the following: // like the following:
// ```rust,should_panic // ```rust,should_panic
@ -523,51 +572,54 @@ fn fix_anchor_links(html: &str, filepath: &str) -> String {
// This function replaces all commas by spaces in the code block classes // This function replaces all commas by spaces in the code block classes
fn fix_code_blocks(html: &str) -> String { fn fix_code_blocks(html: &str) -> String {
let regex = Regex::new(r##"<code([^>]+)class="([^"]+)"([^>]*)>"##).unwrap(); let regex = Regex::new(r##"<code([^>]+)class="([^"]+)"([^>]*)>"##).unwrap();
regex.replace_all(html, |caps: &Captures| { regex
let before = &caps[1]; .replace_all(html, |caps: &Captures| {
let classes = &caps[2].replace(",", " "); let before = &caps[1];
let after = &caps[3]; let classes = &caps[2].replace(",", " ");
let after = &caps[3];
format!(r#"<code{before}class="{classes}"{after}>"#, format!(
r#"<code{before}class="{classes}"{after}>"#,
before = before, before = before,
classes = classes, classes = classes,
after = after) after = after
}).into_owned() )
})
.into_owned()
} }
fn add_playpen_pre(html: &str, playpen_config: &Playpen) -> String { fn add_playpen_pre(html: &str, playpen_config: &Playpen) -> String {
let regex = Regex::new(r##"((?s)<code[^>]?class="([^"]+)".*?>(.*?)</code>)"##).unwrap(); let regex = Regex::new(r##"((?s)<code[^>]?class="([^"]+)".*?>(.*?)</code>)"##).unwrap();
regex.replace_all(html, |caps: &Captures| { regex
let text = &caps[1]; .replace_all(html, |caps: &Captures| {
let classes = &caps[2]; let text = &caps[1];
let code = &caps[3]; let classes = &caps[2];
let code = &caps[3];
if (classes.contains("language-rust") && !classes.contains("ignore")) || if (classes.contains("language-rust") && !classes.contains("ignore"))
classes.contains("mdbook-runnable") || classes.contains("mdbook-runnable")
{
// wrap the contents in an external pre block
if playpen_config.editable && classes.contains("editable") ||
text.contains("fn main") || text.contains("quick_main!")
{ {
format!("<pre class=\"playpen\">{}</pre>", text) // wrap the contents in an external pre block
} else { if playpen_config.editable && classes.contains("editable")
// we need to inject our own main || text.contains("fn main") || text.contains("quick_main!")
let (attrs, code) = partition_source(code); {
format!("<pre class=\"playpen\">{}</pre>", text)
} else {
// we need to inject our own main
let (attrs, code) = partition_source(code);
format!("<pre class=\"playpen\"><code class=\"{}\">\n# \ format!(
#![allow(unused_variables)]\n\ "<pre class=\"playpen\"><code class=\"{}\">\n# \
{}#fn main() {{\n\ #![allow(unused_variables)]\n{}#fn main() {{\n{}#}}</code></pre>",
{}\ classes, attrs, code
#}}</code></pre>", )
classes, }
attrs, } else {
code) // not language-rust, so no-op
text.to_owned()
} }
} else { })
// not language-rust, so no-op .into_owned()
text.to_owned()
}
}).into_owned()
} }
fn partition_source(s: &str) -> (String, String) { fn partition_source(s: &str) -> (String, String) {

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@ -18,7 +18,7 @@ use select::document::Document;
use select::predicate::{Class, Name, Predicate}; use select::predicate::{Class, Name, Predicate};
use tempfile::Builder as TempFileBuilder; use tempfile::Builder as TempFileBuilder;
use mdbook::errors::*; use mdbook::errors::*;
use mdbook::utils::fs::file_to_string; use mdbook::utils::fs::{file_to_string, write_file};
use mdbook::config::Config; use mdbook::config::Config;
use mdbook::MDBook; use mdbook::MDBook;
@ -370,6 +370,24 @@ fn by_default_mdbook_use_index_preprocessor_to_convert_readme_to_index() {
assert_doesnt_contain_strings(&second_index, &unexpected_strings); assert_doesnt_contain_strings(&second_index, &unexpected_strings);
} }
#[test]
fn theme_dir_overrides_work_correctly() {
let book_dir = dummy_book::new_copy_of_example_book().unwrap();
let book_dir = book_dir.path();
let theme_dir = book_dir.join("theme");
let mut index = ::mdbook::theme::INDEX.to_vec();
index.extend_from_slice(b"\n<!-- This is a modified index.hbs! -->");
write_file(&theme_dir, "index.hbs", &index).unwrap();
let md = MDBook::load(book_dir).unwrap();
md.build().unwrap();
let built_index = book_dir.join("book").join("index.html");
dummy_book::assert_contains_strings(built_index, &["This is a modified index.hbs!"]);
}
#[cfg(feature = "search")] #[cfg(feature = "search")]
mod search { mod search {
extern crate serde_json; extern crate serde_json;