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36aaa50644
* Organize utils into separate files. Fixes #2295 * Moving tests. * Fix test. * Fix test 2
49 lines
1.5 KiB
Rust
49 lines
1.5 KiB
Rust
use itertools::Itertools;
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use once_cell::sync::Lazy;
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use regex::Regex;
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static MENTIONS_REGEX: Lazy<Regex> = Lazy::new(|| {
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Regex::new(r"@(?P<name>[\w.]+)@(?P<domain>[a-zA-Z0-9._:-]+)").expect("compile regex")
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});
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// TODO nothing is done with community / group webfingers yet, so just ignore those for now
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#[derive(Clone, PartialEq, Eq, Hash)]
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pub struct MentionData {
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pub name: String,
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pub domain: String,
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}
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impl MentionData {
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pub fn is_local(&self, hostname: &str) -> bool {
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hostname.eq(&self.domain)
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}
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pub fn full_name(&self) -> String {
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format!("@{}@{}", &self.name, &self.domain)
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}
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}
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pub fn scrape_text_for_mentions(text: &str) -> Vec<MentionData> {
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let mut out: Vec<MentionData> = Vec::new();
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for caps in MENTIONS_REGEX.captures_iter(text) {
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out.push(MentionData {
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name: caps["name"].to_string(),
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domain: caps["domain"].to_string(),
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});
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}
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out.into_iter().unique().collect()
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}
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#[cfg(test)]
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mod test {
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use crate::utils::mention::scrape_text_for_mentions;
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#[test]
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fn test_mentions_regex() {
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let text = "Just read a great blog post by [@tedu@honk.teduangst.com](/u/test). And another by !test_community@fish.teduangst.com . Another [@lemmy@lemmy-alpha:8540](/u/fish)";
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let mentions = scrape_text_for_mentions(text);
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assert_eq!(mentions[0].name, "tedu".to_string());
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assert_eq!(mentions[0].domain, "honk.teduangst.com".to_string());
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assert_eq!(mentions[1].domain, "lemmy-alpha:8540".to_string());
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}
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}
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