Merge pull request #419 from behnam/nested
Fix heading links in nested pages
This commit is contained in:
Mathieu David
GitHub
commit
f4513d3b5c
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@ -63,14 +63,16 @@ impl HtmlHandlebars {
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debug!("[*]: Render template");
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let rendered = ctx.handlebars.render("index", &ctx.data)?;
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let filename = Path::new(&ch.path).with_extension("html");
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let filepath = Path::new(&ch.path).with_extension("html");
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let rendered = self.post_process(rendered,
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filename.file_name().unwrap().to_str().unwrap_or(""),
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ctx.book.get_html_config().get_playpen_config());
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&normalize_path(filepath.to_str()
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.ok_or(Error::from(format!("Bad file name: {}", filepath.display())))?),
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ctx.book.get_html_config().get_playpen_config()
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);
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// Write to file
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info!("[*] Creating {:?} ✓", filename.display());
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ctx.book.write_file(filename, &rendered.into_bytes())?;
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info!("[*] Creating {:?} ✓", filepath.display());
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ctx.book.write_file(filepath, &rendered.into_bytes())?;
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if ctx.is_index {
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self.render_index(ctx.book, ch, &ctx.destination)?;
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@ -111,9 +113,9 @@ impl HtmlHandlebars {
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Ok(())
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}
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fn post_process(&self, rendered: String, filename: &str, playpen_config: &PlaypenConfig) -> String {
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let rendered = build_header_links(&rendered, filename);
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let rendered = fix_anchor_links(&rendered, filename);
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fn post_process(&self, rendered: String, filepath: &str, playpen_config: &PlaypenConfig) -> String {
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let rendered = build_header_links(&rendered, &filepath);
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let rendered = fix_anchor_links(&rendered, &filepath);
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let rendered = fix_code_blocks(&rendered);
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let rendered = add_playpen_pre(&rendered, playpen_config);
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@ -412,7 +414,7 @@ fn make_data(book: &MDBook) -> Result<serde_json::Map<String, serde_json::Value>
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/// Goes through the rendered HTML, making sure all header tags are wrapped in
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/// an anchor so people can link to sections directly.
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fn build_header_links(html: &str, filename: &str) -> String {
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fn build_header_links(html: &str, filepath: &str) -> String {
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let regex = Regex::new(r"<h(\d)>(.*?)</h\d>").unwrap();
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let mut id_counter = HashMap::new();
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@ -422,14 +424,14 @@ fn build_header_links(html: &str, filename: &str) -> String {
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"Regex should ensure we only ever get numbers here",
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);
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wrap_header_with_link(level, &caps[2], &mut id_counter, filename)
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wrap_header_with_link(level, &caps[2], &mut id_counter, filepath)
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})
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.into_owned()
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}
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/// Wraps a single header tag with a link, making sure each tag gets its own
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/// unique ID by appending an auto-incremented number (if necessary).
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fn wrap_header_with_link(level: usize, content: &str, id_counter: &mut HashMap<String, usize>, filename: &str)
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fn wrap_header_with_link(level: usize, content: &str, id_counter: &mut HashMap<String, usize>, filepath: &str)
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-> String {
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let raw_id = id_from_content(content);
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@ -443,11 +445,11 @@ fn wrap_header_with_link(level: usize, content: &str, id_counter: &mut HashMap<S
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*id_count += 1;
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format!(
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r#"<a class="header" href="{filename}#{id}" id="{id}"><h{level}>{text}</h{level}></a>"#,
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r##"<a class="header" href="{filepath}#{id}" id="{id}"><h{level}>{text}</h{level}></a>"##,
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level = level,
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id = id,
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text = content,
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filename = filename
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filepath = filepath
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)
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}
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@ -457,7 +459,7 @@ fn id_from_content(content: &str) -> String {
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let mut content = content.to_string();
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// Skip any tags or html-encoded stuff
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let repl_sub = vec![
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const REPL_SUB: &[&str] = &[
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"<em>",
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"</em>",
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"<code>",
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@ -470,27 +472,17 @@ fn id_from_content(content: &str) -> String {
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"'",
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""",
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];
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for sub in repl_sub {
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for sub in REPL_SUB {
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content = content.replace(sub, "");
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}
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let mut id = String::new();
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for c in content.chars() {
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if c.is_alphanumeric() || c == '-' || c == '_' {
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id.push(c.to_ascii_lowercase());
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} else if c.is_whitespace() {
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id.push(c);
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}
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}
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id
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normalize_id(&content)
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}
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// anchors to the same page (href="#anchor") do not work because of
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// <base href="../"> pointing to the root folder. This function *fixes*
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// that in a very inelegant way
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fn fix_anchor_links(html: &str, filename: &str) -> String {
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fn fix_anchor_links(html: &str, filepath: &str) -> String {
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let regex = Regex::new(r##"<a([^>]+)href="#([^"]+)"([^>]*)>"##).unwrap();
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regex
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.replace_all(html, |caps: &Captures| {
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@ -499,9 +491,9 @@ fn fix_anchor_links(html: &str, filename: &str) -> String {
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let after = &caps[3];
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format!(
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"<a{before}href=\"{filename}#{anchor}\"{after}>",
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"<a{before}href=\"{filepath}#{anchor}\"{after}>",
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before = before,
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filename = filename,
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filepath = filepath,
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anchor = anchor,
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after = after
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)
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@ -592,6 +584,26 @@ struct RenderItemContext<'a> {
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is_index: bool,
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}
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pub fn normalize_path(path: &str) -> String {
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use std::path::is_separator;
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path.chars()
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.map(|ch| if is_separator(ch) { '/' } else { ch })
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.collect::<String>()
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}
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pub fn normalize_id(content: &str) -> String {
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content.chars()
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.filter_map(|ch|
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if ch.is_alphanumeric() || ch == '_' {
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Some(ch.to_ascii_lowercase())
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} else if ch.is_whitespace() {
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Some('-')
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} else {
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None
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}
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)
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.collect::<String>()
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}
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#[cfg(test)]
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@ -601,17 +613,39 @@ mod tests {
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#[test]
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fn original_build_header_links() {
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let inputs = vec![
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("blah blah <h1>Foo</h1>", r#"blah blah <a class="header" href="bar.rs#foo" id="foo"><h1>Foo</h1></a>"#),
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("<h1>Foo</h1>", r#"<a class="header" href="bar.rs#foo" id="foo"><h1>Foo</h1></a>"#),
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("<h3>Foo^bar</h3>", r#"<a class="header" href="bar.rs#foobar" id="foobar"><h3>Foo^bar</h3></a>"#),
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("<h4></h4>", r#"<a class="header" href="bar.rs#" id=""><h4></h4></a>"#),
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("<h4><em>Hï</em></h4>", r#"<a class="header" href="bar.rs#hï" id="hï"><h4><em>Hï</em></h4></a>"#),
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("<h1>Foo</h1><h3>Foo</h3>",
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r#"<a class="header" href="bar.rs#foo" id="foo"><h1>Foo</h1></a><a class="header" href="bar.rs#foo-1" id="foo-1"><h3>Foo</h3></a>"#),
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(
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"blah blah <h1>Foo</h1>",
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r##"blah blah <a class="header" href="./some_chapter/some_section.html#foo" id="foo"><h1>Foo</h1></a>"##,
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),
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(
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"<h1>Foo</h1>",
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r##"<a class="header" href="./some_chapter/some_section.html#foo" id="foo"><h1>Foo</h1></a>"##,
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),
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(
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"<h3>Foo^bar</h3>",
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r##"<a class="header" href="./some_chapter/some_section.html#foobar" id="foobar"><h3>Foo^bar</h3></a>"##,
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),
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(
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"<h4></h4>",
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r##"<a class="header" href="./some_chapter/some_section.html#" id=""><h4></h4></a>"##
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),
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(
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"<h4><em>Hï</em></h4>",
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r##"<a class="header" href="./some_chapter/some_section.html#hï" id="hï"><h4><em>Hï</em></h4></a>"##
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),
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(
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"<h1>Foo</h1><h3>Foo</h3>",
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r##"<a class="header" href="./some_chapter/some_section.html#foo" id="foo"><h1>Foo</h1></a><a class="header" href="./some_chapter/some_section.html#foo-1" id="foo-1"><h3>Foo</h3></a>"##
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),
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];
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for (src, should_be) in inputs {
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let got = build_header_links(src, "bar.rs");
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let filepath = "./some_chapter/some_section.html";
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let got = build_header_links(&src, filepath);
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assert_eq!(got, should_be);
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// This is redundant for most cases
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let got = fix_anchor_links(&got, filepath);
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assert_eq!(got, should_be);
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}
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}
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@ -1,3 +0,0 @@
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# First Chapter
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more text.
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@ -0,0 +1,5 @@
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# First Chapter
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more text.
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## Some Section
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@ -5,3 +5,5 @@ This file has some testable code.
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```rust
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assert!($TEST_STATUS);
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```
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## Some Section
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@ -1,26 +1,23 @@
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//! Helpers for tests which exercise the overall application, in particular
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//! the `MDBook` initialization and build/rendering process.
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//!
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//! This will create an entire book in a temporary directory using some
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//! dummy contents from the `tests/dummy-book/` directory.
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// Not all features are used in all test crates, so...
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#![allow(dead_code, unused_extern_crates)]
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#![allow(dead_code, unused_variables, unused_imports)]
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extern crate tempdir;
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use std::path::Path;
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use std::fs::{self, File};
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use std::io::{Read, Write};
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use std::fs::{create_dir_all, File};
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use std::io::Write;
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use tempdir::TempDir;
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const SUMMARY_MD: &'static str = include_str!("dummy-book/SUMMARY.md");
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const INTRO: &'static str = include_str!("dummy-book/intro.md");
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const FIRST: &'static str = include_str!("dummy-book/first/index.md");
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const NESTED: &'static str = include_str!("dummy-book/first/nested.md");
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const SECOND: &'static str = include_str!("dummy-book/second.md");
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const CONCLUSION: &'static str = include_str!("dummy-book/conclusion.md");
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const SUMMARY_MD: &'static str = include_str!("book/SUMMARY.md");
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const INTRO: &'static str = include_str!("book/intro.md");
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const FIRST: &'static str = include_str!("book/first/index.md");
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const NESTED: &'static str = include_str!("book/first/nested.md");
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const SECOND: &'static str = include_str!("book/second.md");
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const CONCLUSION: &'static str = include_str!("book/conclusion.md");
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/// Create a dummy book in a temporary directory, using the contents of
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@ -58,10 +55,10 @@ impl DummyBook {
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let temp = TempDir::new("dummy_book").unwrap();
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let src = temp.path().join("src");
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fs::create_dir_all(&src).unwrap();
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create_dir_all(&src).unwrap();
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let first = src.join("first");
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fs::create_dir_all(&first).unwrap();
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create_dir_all(&first).unwrap();
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let to_substitute = if self.passing_test { "true" } else { "false" };
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let nested_text = NESTED.replace("$TEST_STATUS", to_substitute);
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@ -91,20 +88,3 @@ impl Default for DummyBook {
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DummyBook { passing_test: true }
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}
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}
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/// Read the contents of the provided file into memory and then iterate through
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/// the list of strings asserting that the file contains all of them.
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pub fn assert_contains_strings<P: AsRef<Path>>(filename: P, strings: &[&str]) {
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let filename = filename.as_ref();
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let mut content = String::new();
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File::open(&filename)
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.expect("Couldn't open the provided file")
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.read_to_string(&mut content)
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.expect("Couldn't read the file's contents");
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for s in strings {
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assert!(content.contains(s), "Searching for {:?} in {}\n\n{}", s, filename.display(), content);
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}
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}
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@ -0,0 +1,24 @@
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//! Helpers for tests which exercise the overall application, in particular
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//! the `MDBook` initialization and build/rendering process.
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use std::path::Path;
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use std::fs::File;
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use std::io::Read;
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/// Read the contents of the provided file into memory and then iterate through
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/// the list of strings asserting that the file contains all of them.
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pub fn assert_contains_strings<P: AsRef<Path>>(filename: P, strings: &[&str]) {
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let filename = filename.as_ref();
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let mut content = String::new();
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File::open(&filename)
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.expect("Couldn't open the provided file")
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.read_to_string(&mut content)
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.expect("Couldn't read the file's contents");
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for s in strings {
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assert!(content.contains(s), "Searching for {:?} in {}\n\n{}", s, filename.display(), content);
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}
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}
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@ -1,14 +1,18 @@
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extern crate mdbook;
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extern crate tempdir;
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mod dummy;
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mod helpers;
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use dummy::DummyBook;
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use helpers::assert_contains_strings;
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use mdbook::MDBook;
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/// Make sure you can load the dummy book and build it without panicking.
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#[test]
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fn build_the_dummy_book() {
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let temp = helpers::DummyBook::default().build();
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let temp = DummyBook::default().build();
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let mut md = MDBook::new(temp.path());
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md.build().unwrap();
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@ -16,7 +20,7 @@ fn build_the_dummy_book() {
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#[test]
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fn by_default_mdbook_generates_rendered_content_in_the_book_directory() {
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let temp = helpers::DummyBook::default().build();
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let temp = DummyBook::default().build();
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let mut md = MDBook::new(temp.path());
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assert!(!temp.path().join("book").exists());
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@ -28,62 +32,76 @@ fn by_default_mdbook_generates_rendered_content_in_the_book_directory() {
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#[test]
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fn make_sure_bottom_level_files_contain_links_to_chapters() {
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let temp = helpers::DummyBook::default().build();
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let temp = DummyBook::default().build();
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let mut md = MDBook::new(temp.path());
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md.build().unwrap();
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let dest = temp.path().join("book");
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let links = vec![
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"intro.html",
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"first/index.html",
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"first/nested.html",
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"second.html",
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"conclusion.html",
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r#"href="intro.html""#,
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r#"href="./first/index.html""#,
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r#"href="./first/nested.html""#,
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r#"href="./second.html""#,
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r#"href="./conclusion.html""#,
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];
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let files_in_bottom_dir = vec!["index.html", "intro.html", "second.html", "conclusion.html"];
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for filename in files_in_bottom_dir {
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helpers::assert_contains_strings(dest.join(filename), &links);
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assert_contains_strings(dest.join(filename), &links);
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}
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}
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#[test]
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fn check_correct_cross_links_in_nested_dir() {
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let temp = helpers::DummyBook::default().build();
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let temp = DummyBook::default().build();
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let mut md = MDBook::new(temp.path());
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md.build().unwrap();
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let first = temp.path().join("book").join("first");
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let links = vec![
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r#"<base href="../">"#,
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"intro.html",
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"first/index.html",
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"first/nested.html",
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"second.html",
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"conclusion.html",
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r#"href="intro.html""#,
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r#"href="./first/index.html""#,
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r#"href="./first/nested.html""#,
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r#"href="./second.html""#,
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r#"href="./conclusion.html""#,
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];
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let files_in_nested_dir = vec!["index.html", "nested.html"];
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for filename in files_in_nested_dir {
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helpers::assert_contains_strings(first.join(filename), &links);
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assert_contains_strings(first.join(filename), &links);
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}
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|
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assert_contains_strings(
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first.join("index.html"),
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&[
|
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r##"href="./first/index.html#some-section" id="some-section""##
|
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],
|
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);
|
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|
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assert_contains_strings(
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first.join("nested.html"),
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&[
|
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r##"href="./first/nested.html#some-section" id="some-section""##
|
||||
],
|
||||
);
|
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}
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|
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#[test]
|
||||
fn rendered_code_has_playpen_stuff() {
|
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let temp = helpers::DummyBook::default().build();
|
||||
let temp = DummyBook::default().build();
|
||||
let mut md = MDBook::new(temp.path());
|
||||
md.build().unwrap();
|
||||
|
||||
let nested = temp.path().join("book/first/nested.html");
|
||||
let playpen_class = vec![r#"class="playpen""#];
|
||||
|
||||
helpers::assert_contains_strings(nested, &playpen_class);
|
||||
assert_contains_strings(nested, &playpen_class);
|
||||
|
||||
let book_js = temp.path().join("book/book.js");
|
||||
helpers::assert_contains_strings(book_js, &[".playpen"]);
|
||||
assert_contains_strings(book_js, &[".playpen"]);
|
||||
}
|
||||
|
||||
#[test]
|
||||
|
|
@ -96,7 +114,7 @@ fn chapter_content_appears_in_rendered_document() {
|
|||
("conclusion.html", "Conclusion"),
|
||||
];
|
||||
|
||||
let temp = helpers::DummyBook::default().build();
|
||||
let temp = DummyBook::default().build();
|
||||
let mut md = MDBook::new(temp.path());
|
||||
md.build().unwrap();
|
||||
|
||||
|
|
@ -104,6 +122,6 @@ fn chapter_content_appears_in_rendered_document() {
|
|||
|
||||
for (filename, text) in content {
|
||||
let path = destination.join(filename);
|
||||
helpers::assert_contains_strings(path, &[text]);
|
||||
assert_contains_strings(path, &[text]);
|
||||
}
|
||||
}
|
||||
|
|
@ -1,13 +1,15 @@
|
|||
extern crate tempdir;
|
||||
extern crate mdbook;
|
||||
extern crate tempdir;
|
||||
|
||||
mod helpers;
|
||||
mod dummy;
|
||||
|
||||
use dummy::DummyBook;
|
||||
use mdbook::MDBook;
|
||||
|
||||
|
||||
#[test]
|
||||
fn mdbook_can_correctly_test_a_passing_book() {
|
||||
let temp = helpers::DummyBook::default()
|
||||
let temp = DummyBook::default()
|
||||
.with_passing_test(true)
|
||||
.build();
|
||||
let mut md = MDBook::new(temp.path());
|
||||
|
|
@ -17,7 +19,7 @@ fn mdbook_can_correctly_test_a_passing_book() {
|
|||
|
||||
#[test]
|
||||
fn mdbook_detects_book_with_failing_tests() {
|
||||
let temp = helpers::DummyBook::default()
|
||||
let temp = DummyBook::default()
|
||||
.with_passing_test(false)
|
||||
.build();
|
||||
let mut md: MDBook = MDBook::new(temp.path());
|
||||
|
|
|
|||
Loading…
Reference in New Issue