97 lines
2.4 KiB
Rust
97 lines
2.4 KiB
Rust
use crate::activitypub::DOMAIN;
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use chrono::{DateTime, Utc};
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use once_cell::sync::Lazy;
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use std::time::SystemTime;
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static CB: Lazy<u64> = Lazy::new(|| {
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SystemTime::now()
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.duration_since(SystemTime::UNIX_EPOCH)
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.unwrap()
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.as_secs()
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});
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static GENERATED_AT: Lazy<DateTime<Utc>> = Lazy::new(|| Utc::now());
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pub trait TemplateCommon {
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fn domain() -> String {
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DOMAIN.to_owned()
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}
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fn stylesheet_cache_buster() -> u64 {
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*CB
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}
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fn fancy_link(text: &str, href: &str, meta: Option<&str>) -> String {
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format!(
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r#"
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<a href="{}" class="fancy-link" {}><span aria-hidden="true">{{</span>{}<span aria-hidden="true">}}</span></a>
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"#,
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href,
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meta.unwrap_or(""),
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text
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)
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}
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fn generated_at() -> &'static DateTime<Utc> {
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&*GENERATED_AT
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}
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}
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pub mod filters {
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use std::fmt::Display;
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use chrono::{DateTime, Datelike, NaiveDate, TimeZone, Utc};
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pub fn iso_date(date: &NaiveDate) -> askama::Result<String> {
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Ok(DateTime::<Utc>::from_utc(date.and_hms(12, 0, 0), Utc)
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.format("%+:0")
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.to_string())
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}
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pub fn iso_datetime<Tz>(datetime: &DateTime<Tz>) -> askama::Result<String>
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where
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Tz: TimeZone,
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Tz::Offset: Display,
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{
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Ok(datetime.format("%+:0").to_string())
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}
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const MONTHS: &[&str; 12] = &[
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"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
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];
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pub fn pretty_date(date: &impl Datelike) -> askama::Result<String> {
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let month = MONTHS[date.month0() as usize];
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let suffix = match date.day() {
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1 | 21 | 31 => "st",
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2 | 22 => "nd",
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3 | 23 => "rd",
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_ => "th",
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};
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Ok(format!(
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"{} {}{}, {}",
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month,
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date.day(),
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suffix,
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date.year()
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))
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}
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pub fn pretty_datetime<Tz>(datetime: &DateTime<Tz>) -> askama::Result<String>
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where
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Tz: TimeZone,
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Tz::Offset: Display,
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{
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Ok(format!(
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"{} {}",
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datetime.format("%-I:%M:%S %p"),
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pretty_date(datetime)?
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))
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}
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pub fn reading_time(words: &u32) -> askama::Result<u32> {
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let wpm = 225.0;
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return Ok((*words as f32 / wpm).max(1.0) as u32);
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}
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}
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