mirror of https://github.com/spikecodes/libreddit
118 lines
3.1 KiB
Rust
118 lines
3.1 KiB
Rust
// CRATES
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use crate::utils::{catch_random, error, format_num, format_url, param, setting, template, val, Post, Preferences};
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use crate::{client::json, RequestExt};
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use askama::Template;
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use hyper::{Body, Request, Response};
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// STRUCTS
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struct SearchParams {
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q: String,
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sort: String,
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t: String,
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before: String,
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after: String,
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restrict_sr: String,
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}
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// STRUCTS
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struct Subreddit {
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name: String,
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url: String,
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icon: String,
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description: String,
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subscribers: (String, String),
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}
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#[derive(Template)]
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#[template(path = "search.html", escape = "none")]
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struct SearchTemplate {
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posts: Vec<Post>,
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subreddits: Vec<Subreddit>,
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sub: String,
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params: SearchParams,
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prefs: Preferences,
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url: String,
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}
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// SERVICES
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pub async fn find(req: Request<Body>) -> Result<Response<Body>, String> {
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let nsfw_results = if setting(&req, "show_nsfw") == "on" { "&include_over_18=on" } else { "" };
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let path = format!("{}.json?{}{}", req.uri().path(), req.uri().query().unwrap_or_default(), nsfw_results);
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let sub = req.param("sub").unwrap_or_default();
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// Handle random subreddits
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if let Ok(random) = catch_random(&sub, "/find").await {
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return Ok(random);
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}
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let query = param(&path, "q");
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let sort = if param(&path, "sort").is_empty() {
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"relevance".to_string()
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} else {
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param(&path, "sort")
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};
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let subreddits = if param(&path, "restrict_sr").is_empty() {
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search_subreddits(&query).await
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} else {
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Vec::new()
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};
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let url = String::from(req.uri().path_and_query().map_or("", |val| val.as_str()));
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match Post::fetch(&path, String::new()).await {
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Ok((posts, after)) => template(SearchTemplate {
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posts,
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subreddits,
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sub,
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params: SearchParams {
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q: query.replace('"', """),
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sort,
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t: param(&path, "t"),
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before: param(&path, "after"),
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after,
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restrict_sr: param(&path, "restrict_sr"),
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},
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prefs: Preferences::new(req),
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url,
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}),
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Err(msg) => error(req, msg).await,
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}
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}
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async fn search_subreddits(q: &str) -> Vec<Subreddit> {
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let subreddit_search_path = format!("/subreddits/search.json?q={}&limit=3", q.replace(' ', "+"));
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// Send a request to the url
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match json(subreddit_search_path).await {
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// If success, receive JSON in response
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Ok(response) => {
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match response["data"]["children"].as_array() {
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// For each subreddit from subreddit list
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Some(list) => list
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.iter()
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.map(|subreddit| {
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// Fetch subreddit icon either from the community_icon or icon_img value
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let community_icon: &str = subreddit["data"]["community_icon"].as_str().map_or("", |s| s.split('?').collect::<Vec<&str>>()[0]);
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let icon = if community_icon.is_empty() {
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val(&subreddit, "icon_img")
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} else {
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community_icon.to_string()
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};
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Subreddit {
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name: val(subreddit, "display_name_prefixed"),
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url: val(subreddit, "url"),
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icon: format_url(&icon),
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description: val(subreddit, "public_description"),
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subscribers: format_num(subreddit["data"]["subscribers"].as_f64().unwrap_or_default() as i64),
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}
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})
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.collect::<Vec<Subreddit>>(),
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_ => Vec::new(),
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}
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}
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// If the Reddit API returns an error, exit this function
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_ => Vec::new(),
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}
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}
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