76 lines
2.2 KiB
Rust
76 lines
2.2 KiB
Rust
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use std::collections::HashMap;
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use futures::{self, Future};
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use assets::*;
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use article_resource::ArticleResource;
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use state::State;
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use web::{Lookup, Resource};
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lazy_static! {
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static ref LOOKUP_MAP: HashMap<String, Box<Fn() -> Box<Resource + Sync + Send> + Sync + Send>> = {
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let mut lookup_map = HashMap::new();
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lookup_map.insert(
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format!("/_assets/style-{}.css", StyleCss::checksum()),
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Box::new(|| Box::new(StyleCss) as Box<Resource + Sync + Send>)
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as Box<Fn() -> Box<Resource + Sync + Send> + Sync + Send>
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);
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lookup_map.insert(
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format!("/_assets/script-{}.js", ScriptJs::checksum()),
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Box::new(|| Box::new(ScriptJs) as Box<Resource + Sync + Send>)
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as Box<Fn() -> Box<Resource + Sync + Send> + Sync + Send>
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);
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lookup_map.insert(
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format!("/_assets/amatic-sc-v9-latin-regular.woff"),
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Box::new(|| Box::new(AmaticFont) as Box<Resource + Sync + Send>)
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as Box<Fn() -> Box<Resource + Sync + Send> + Sync + Send>
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);
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lookup_map
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};
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}
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#[derive(Clone)]
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pub struct WikiLookup {
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state: State
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}
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impl WikiLookup {
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pub fn new(state: State) -> WikiLookup {
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WikiLookup { state }
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}
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}
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impl Lookup for WikiLookup {
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type Resource = Box<Resource + Send + Sync>;
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type Error = Box<::std::error::Error + Send + Sync>;
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type Future = futures::BoxFuture<Option<Self::Resource>, Self::Error>;
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fn lookup(&self, path: &str, _query: Option<&str>, _fragment: Option<&str>) -> Self::Future {
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assert!(path.starts_with("/"));
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if path.starts_with("/_") {
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// Reserved namespace
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return futures::finished(
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LOOKUP_MAP.get(path).map(|x| x())
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).boxed();
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}
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let slug = &path[1..];
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if let Ok(article_id) = slug.parse() {
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let state = self.state.clone();
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self.state.get_article_revision_by_id(article_id)
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.and_then(|x| Ok(x.map(move |article|
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Box::new(ArticleResource::new(state, article)) as Box<Resource + Sync + Send>
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)))
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.boxed()
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} else {
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futures::finished(None).boxed()
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}
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}
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}
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