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- use std::collections::HashMap;
- use std::path::{PathBuf};
-
- use tera::{GlobalFn, Value, from_value, to_value, Result};
-
- use page::Page;
-
-
- pub fn make_get_page(all_pages: &HashMap<PathBuf, Page>) -> GlobalFn {
- let mut pages = HashMap::new();
- for page in all_pages.values() {
- pages.insert(page.relative_path.clone(), page.clone());
- }
-
- Box::new(move |args| -> Result<Value> {
- match args.get("path") {
- Some(val) => match from_value::<String>(val.clone()) {
- Ok(v) => {
- match pages.get(&v) {
- Some(p) => Ok(to_value(p).unwrap()),
- None => Err(format!("Page `{}` not found.", v).into())
- }
- },
- Err(_) => Err(format!("`get_page` received path={:?} but it requires a string", val).into()),
- },
- None => Err("`get_page` requires a `path` argument.".into()),
- }
- })
- }
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