111 lines
2.9 KiB
Rust
111 lines
2.9 KiB
Rust
use super::Result;
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use crate::{app::State, post::Post, templates};
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use axum::{
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extract::{Extension, Path},
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response::Html,
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};
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use http::HeaderMap;
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use lazy_static::lazy_static;
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use prometheus::{opts, register_int_counter_vec, IntCounterVec};
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use std::sync::Arc;
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use tracing::{error, instrument};
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lazy_static! {
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static ref HIT_COUNTER: IntCounterVec = register_int_counter_vec!(
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opts!("blogpost_hits", "Number of hits to blogposts"),
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&["name"]
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)
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.unwrap();
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}
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#[instrument(skip(state))]
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pub async fn index(Extension(state): Extension<Arc<State>>) -> Result {
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let state = state.clone();
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let mut result: Vec<u8> = vec![];
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templates::blogindex_html(&mut result, state.blog.clone())?;
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Ok(Html(result))
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}
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#[instrument(skip(state))]
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pub async fn series(Extension(state): Extension<Arc<State>>) -> Result {
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let state = state.clone();
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let mut series: Vec<String> = vec![];
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let mut result: Vec<u8> = vec![];
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for post in &state.blog {
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if post.front_matter.series.is_some() {
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series.push(post.front_matter.series.as_ref().unwrap().clone());
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}
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}
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series.sort();
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series.dedup();
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templates::series_html(&mut result, series)?;
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Ok(Html(result))
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}
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#[instrument(skip(state))]
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pub async fn series_view(
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Path(series): Path<String>,
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Extension(state): Extension<Arc<State>>,
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) -> Result {
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let state = state.clone();
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let mut posts: Vec<Post> = vec![];
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let mut result: Vec<u8> = vec![];
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for post in &state.blog {
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if post.front_matter.series.is_none() {
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continue;
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}
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if post.front_matter.series.as_ref().unwrap() != &series {
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continue;
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}
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posts.push(post.clone());
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}
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if posts.len() == 0 {
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error!("series not found");
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return Err(super::Error::SeriesNotFound(series));
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}
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templates::series_posts_html(&mut result, series, &posts).unwrap();
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Ok(Html(result))
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}
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#[instrument(skip(state, headers))]
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pub async fn post_view(
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Path(name): Path<String>,
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Extension(state): Extension<Arc<State>>,
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headers: HeaderMap,
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) -> Result {
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let mut want: Option<Post> = None;
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let want_link = format!("blog/{}", name);
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for post in &state.blog {
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if post.link == want_link {
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want = Some(post.clone());
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}
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}
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let referer = if let Some(referer) = headers.get(http::header::REFERER) {
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let referer = referer.to_str()?.to_string();
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Some(referer)
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} else {
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None
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};
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match want {
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None => Err(super::Error::PostNotFound(name)),
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Some(post) => {
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HIT_COUNTER
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.with_label_values(&[name.clone().as_str()])
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.inc();
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let body = templates::Html(post.body_html.clone());
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let mut result: Vec<u8> = vec![];
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templates::blogpost_html(&mut result, post, body, referer)?;
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Ok(Html(result))
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}
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}
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}
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