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@ -6,8 +6,36 @@ use markup5ever_rcdom::RcDom;
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use std::borrow::Borrow; |
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use std::default::Default; |
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use textwrap::fill; |
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use textwrap::NoHyphenation; |
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use textwrap::Options; |
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// This go_children/walk is stupid, but I shot myself in the foot by adding
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// things after the children, link on links.
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//
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// So, I'm rethinking this, and I'll, basically redo the same thing Tendril is
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// doing by building a tree of elements.
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//
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// So, say, if we have
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//
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// <p>Text text<a href="link"><span visible>the link</span><span
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// invisible>other text</span></a>, <i>for italics</i>, <pre>is for code</pre>
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// </p>
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//
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// That would build
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// root
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// / | |\Code(is for code)
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// Text(Text text) | Italic(for italics)
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// Link(the link, link)
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//
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// Tree things to do, then:
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// 1. Walk the DOM tree and build the text tree.
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// 2. Tree elements could return if the DOM three should continue processing or
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// ignore incoming children (that would cut the "invisible span" processing,
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// for example).
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// 3. Build a walker for the new tree, to produce the final text. And, on that,
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// we could work on the text wrap, 'cause there are elements that can't be
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// wrapped (for example, Links)
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fn go_children(input: &Handle, result: &mut String) { |
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for child in input.children.borrow().iter() { |
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walk(child.borrow(), result); |
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@ -45,7 +73,7 @@ fn walk(input: &Handle, result: &mut String) {
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if let Some(class) = classes { |
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let classes = class.value.to_string(); |
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if !classes.contains("invisible") { |
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go_children(input, result); |
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go_children(input, result); // bollocks!
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if classes.contains("ellipsis") { |
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result.push_str("..."); |
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} |
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@ -106,6 +134,7 @@ fn main() {
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println!("---------------------------------"); |
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let options = Options::new(70) |
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.initial_indent(" ") |
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.subsequent_indent(" "); |
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.subsequent_indent(" ") |
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.splitter(NoHyphenation); |
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println!("{}", fill(&result.trim(), &options)); |
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} |
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