Split into smaller crates

author: Philipp A 2019-12-26 23:01:00 +0100
committer: Philipp A 2019-12-26 23:36:48 +0100
commit: a0e3c53758d526bb418c068bce1c99fa5a597ed3 (patch)
tree: e640238b011a9ea7806ccccaf1a435e4b371a376 /src/renderer/html.rs
parent: 7018f5d3c42f18b6c83f398db9f1915361a7c679 (diff)
download: rust-rst-a0e3c53758d526bb418c068bce1c99fa5a597ed3.tar.bz2
1 files changed, 0 insertions, 388 deletions
diff --git a/src/renderer/html.rs b/src/renderer/html.rs
deleted file mode 100644
index 6041ec0..0000000
--- a/src/renderer/html.rs
+++ /dev/null
@@ -1,388 +0,0 @@
-use std::io::Write;
-
-use failure::Error;
-
-// use crate::url::Url;
-use crate::document_tree::{
-	Document,Element,HasChildren,ExtraAttributes,
-	elements as e,
-	element_categories as c,
-	extra_attributes as a,
-};
-
-
-// static FOOTNOTE_SYMBOLS: [char; 10] = ['*', '†', '‡', '§', '¶', '#', '♠', '♥', '♦', '♣'];
-
-pub fn render_html<W>(document: &Document, stream: W, standalone: bool) -> Result<(), Error> where W: Write {
-	let mut renderer = HTMLRenderer { stream, level: 0 };
-	if standalone {
-		document.render_html(&mut renderer)
-	} else {
-		for c in document.children() {
-			(*c).render_html(&mut renderer)?;
-			writeln!(renderer.stream)?;
-		}
-		Ok(())
-	}
-}
-
-fn escape_html(text: &str) -> String {
-	text.replace('&', "&amp;")
-		.replace('<', "&lt;")
-		.replace('>', "&gt;")
-		.replace('"', "&quot;")
-}
-
-struct HTMLRenderer<W> where W: Write {
-	stream: W,
-	level: u8,
-}
-
-trait HTMLRender {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write;
-}
-
-macro_rules! impl_html_render_cat {($cat:ident { $($member:ident),+ }) => {
-	impl HTMLRender for c::$cat {
-		fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-			match self {$(
-				c::$cat::$member(elem) => (**elem).render_html(renderer),
-			)+}
-		}
-	}
-}}
-
-macro_rules! impl_html_render_simple {
-	(
-		$type1:ident => $tag1:ident $( [$($post1:tt)+] )?,
-		$( $type:ident => $tag:ident $( [$($post:tt)+] )? ),+
-	) => {
-		impl_html_render_simple!($type1 => $tag1 $([$($post1)+])?);
-		$( impl_html_render_simple!($type => $tag $([$($post)+])?); )+
-	};
-	( $type:ident => $tag:ident ) => {
-		impl_html_render_simple!($type => $tag[""]);
-	};
-	( $type:ident => $tag:ident [ $post:expr ] ) => {
-		impl HTMLRender for e::$type {
-			fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-				let multiple_children = self.children().len() > 1;
-				write!(renderer.stream, "<{}>", stringify!($tag))?;
-				if multiple_children { write!(renderer.stream, $post)?; }
-				for c in self.children() {
-					(*c).render_html(renderer)?;
-					if multiple_children { write!(renderer.stream, $post)?; }
-				}
-				write!(renderer.stream, "</{}>", stringify!($tag))?;
-				Ok(())
-			}
-		}
-	};
-}
-
-macro_rules! impl_html_render_simple_nochildren {( $($type:ident => $tag:ident),+ ) => { $(
-	impl HTMLRender for e::$type {
-		fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-			write!(renderer.stream, "<{0}></{0}>", stringify!($tag))?;
-			Ok(())
-		}
-	}
-)+ }}
-
-// Impl
-
-impl HTMLRender for Document {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		writeln!(renderer.stream, "<!doctype html><html>")?;
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-			writeln!(renderer.stream)?;
-		}
-		writeln!(renderer.stream, "</html>")?;
-		Ok(())
-	}
-}
-
-impl_html_render_cat!(StructuralSubElement { Title, Subtitle, Decoration, Docinfo, SubStructure });
-impl_html_render_simple!(Subtitle => h2);
-
-impl HTMLRender for e::Title {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		let level = if renderer.level > 6 { 6 } else { renderer.level };
-		write!(renderer.stream, "<h{0}>", level)?;
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-		}
-		write!(renderer.stream, "</h{0}>", level)?;
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Docinfo {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Like “YAML frontmatter” in Markdown
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::Decoration {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Header or footer
-		unimplemented!();
-	}
-}
-
-impl_html_render_cat!(SubStructure { Topic, Sidebar, Transition, Section, BodyElement });
-impl_html_render_simple!(Sidebar => aside);
-
-impl HTMLRender for e::Section {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		renderer.level += 1;
-		writeln!(renderer.stream, "<section id=\"{0}\">", self.ids()[0].0)?;
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-			writeln!(renderer.stream)?;
-		}
-		write!(renderer.stream, "</section>")?;
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Transition {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		write!(renderer.stream, "<hr/>")?;
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Topic {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// A mini section with title
-		unimplemented!();
-	}
-}
-
-impl_html_render_cat!(BodyElement { Paragraph, LiteralBlock, DoctestBlock, MathBlock, Rubric, SubstitutionDefinition, Comment, Pending, Target, Raw, Image, Compound, Container, BulletList, EnumeratedList, DefinitionList, FieldList, OptionList, LineBlock, BlockQuote, Admonition, Attention, Hint, Note, Caution, Danger, Error, Important, Tip, Warning, Footnote, Citation, SystemMessage, Figure, Table });
-impl_html_render_simple!(Paragraph => p, LiteralBlock => pre, MathBlock => math, Rubric => a, Compound => p, Container => div, BulletList => ul["\n"], EnumeratedList => ol["\n"], DefinitionList => dl["\n"], FieldList => dl["\n"], OptionList => pre, LineBlock => div["\n"], BlockQuote => blockquote, Admonition => aside, Attention => aside, Hint => aside, Note => aside, Caution => aside, Danger => aside, Error => aside, Important => aside, Tip => aside, Warning => aside, Figure => figure);
-impl_html_render_simple_nochildren!(Table => table);  //TODO: after implementing the table, move it to elems with children
-
-impl<I> HTMLRender for I where I: e::Element + a::ExtraAttributes<a::Image> {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		let extra = self.extra();
-		if let Some(ref target) = extra.target {
-			write!(renderer.stream, "<a href=\"{}\">", escape_html(target.as_str()))?;
-		}
-		write!(renderer.stream, "<img")?;
-		if let Some(ref alt) = extra.alt {
-			write!(renderer.stream, " alt=\"{}\"", escape_html(alt))?;
-		}
-		// TODO: align: Option<AlignHV>
-		// TODO: height: Option<Measure>
-		// TODO: width: Option<Measure>
-		// TODO: scale: Option<u8>
-		write!(renderer.stream, " src=\"{}\" />", escape_html(extra.uri.as_str()))?;
-		if extra.target.is_some() {
-			write!(renderer.stream, "</a>")?;
-		}
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::DoctestBlock {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// TODO
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::SubstitutionDefinition {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// TODO: Should those be removed after resolving them
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Comment {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		write!(renderer.stream, "<!--")?;
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-		}
-		write!(renderer.stream, "-->")?;
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Pending {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Will those be resolved by the time we get here?
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::Target {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Should be resolved by now
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Raw {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		for c in self.children() {
-			write!(renderer.stream, "{}", c)?;
-		}
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Footnote {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::Citation {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::SystemMessage {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		write!(renderer.stream, "<figure><caption>System Message</caption>")?;
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-		}
-		write!(renderer.stream, "</figure>")?;
-		Ok(())
-	}
-}
-
-impl_html_render_cat!(TextOrInlineElement { String, Emphasis, Strong, Literal, Reference, FootnoteReference, CitationReference, SubstitutionReference, TitleReference, Abbreviation, Acronym, Superscript, Subscript, Inline, Problematic, Generated, Math, TargetInline, RawInline, ImageInline });
-impl_html_render_simple!(Emphasis => em, Strong => strong, Literal => code, FootnoteReference => a, CitationReference => a, TitleReference => a, Abbreviation => abbr, Acronym => acronym, Superscript => sup, Subscript => sub, Inline => span, Math => math, TargetInline => a);
-
-impl HTMLRender for String {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		write!(renderer.stream, "{}", escape_html(self))?;
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::Reference {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		let extra = self.extra();
-		write!(renderer.stream, "<a")?;
-		if let Some(ref target) = extra.refuri {
-			write!(renderer.stream, " href=\"{}\"", escape_html(target.as_str()))?;
-		}
-		/*
-		if let Some(ref name) = extra.name {
-			write!(renderer.stream, " title=\"{}\"", escape_html(&name.0))?;
-		}
-		*/
-		write!(renderer.stream, ">")?;
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-		}
-		write!(renderer.stream, "</a>")?;
-		Ok(())
-	}
-}
-
-impl HTMLRender for e::SubstitutionReference {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Will those be resolved by the time we get here?
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::Problematic {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Broken inline markup leads to insertion of this in docutils
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::Generated {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Section numbers and so on
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::RawInline {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		for c in self.children() {
-			write!(renderer.stream, "{}", c)?;
-		}
-		Ok(())
-	}
-}
-
-
-//--------------\\
-//Content Models\\
-//--------------\\
-
-impl_html_render_cat!(SubTopic { Title, BodyElement });
-impl_html_render_cat!(SubSidebar { Topic, Title, Subtitle, BodyElement });
-impl_html_render_simple!(ListItem => li);
-
-impl HTMLRender for e::DefinitionListItem {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// Term→dt, Definition→dd, Classifier→???
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::Field {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// FieldName→dt, FieldBody→dd
-		unimplemented!();
-	}
-}
-
-impl HTMLRender for e::OptionListItem {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		// OptionGroup→dt(s), Description→dd
-		unimplemented!();
-	}
-}
-
-impl_html_render_cat!(SubLineBlock { LineBlock, Line });
-
-impl HTMLRender for e::Line {
-	fn render_html<W>(&self, renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		for c in self.children() {
-			(*c).render_html(renderer)?;
-		}
-		write!(renderer.stream, "<br>")?;
-		Ok(())
-	}
-}
-
-impl_html_render_cat!(SubBlockQuote { Attribution, BodyElement });
-impl_html_render_simple!(Attribution => cite); //TODO: correct?
-
-impl_html_render_cat!(SubFigure { Caption, Legend, BodyElement });
-impl_html_render_simple!(Caption => caption);
-
-impl HTMLRender for e::Legend {
-	fn render_html<W>(&self, _renderer: &mut HTMLRenderer<W>) -> Result<(), Error> where W: Write {
-		unimplemented!();
-	}
-}
-
-//------------\\
-//Things to do\\
-//------------\\
-
-//TODO: prettyprint option list
-//TODO: render admonitions: Admonition, Attention, Hint, Note, Caution, Danger, Error, Important, Tip, Warning
-//TODO: properly render tables
-
-//TODO: add reference target: FootnoteReference, CitationReference, TitleReference
-//TODO: add title: Abbr, Acronym
-//TODO: convert math, set display attr
-//TODO: add id: Rubric, Target, TargetInline
author	Philipp A	2019-12-26 23:01:00 +0100
committer	Philipp A	2019-12-26 23:36:48 +0100
commit	a0e3c53758d526bb418c068bce1c99fa5a597ed3 (patch)
tree	e640238b011a9ea7806ccccaf1a435e4b371a376 /src/renderer/html.rs
parent	7018f5d3c42f18b6c83f398db9f1915361a7c679 (diff)
download	rust-rst-a0e3c53758d526bb418c068bce1c99fa5a597ed3.tar.bz2