42 lines
1.3 KiB
Rust
42 lines
1.3 KiB
Rust
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use regex::Regex;
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use std::{ffi::OsString, fs::read_dir};
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pub fn emoji_pass(
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markdown: &str,
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emoji_web_directory: &String,
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emoji_local_directory: &String,
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) -> String {
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let mut markdown = markdown.to_owned();
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let re_emojis = Regex::new(r":\w+:").unwrap();
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for emoji in re_emojis.find_iter(&markdown.clone()) {
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let emoji_file_name =
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get_emoji_file_name(&get_emoji_name(emoji.as_str()), emoji_local_directory);
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if emoji_file_name.is_none() {
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continue;
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}
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let html_string = format!(
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"<img class=\"emoji\" src=\"{emoji_web_directory}/{}\"><img>",
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emoji_file_name.unwrap().to_str().unwrap()
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);
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markdown = markdown.replacen(emoji.as_str(), &html_string, 1);
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}
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markdown
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}
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fn get_emoji_name(emoji_match: &str) -> String {
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emoji_match.replace(':', "")
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}
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fn get_emoji_file_name(emoji_name: &String, emoji_local_directory: &String) -> Option<OsString> {
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let all_emojis = read_dir(emoji_local_directory).expect("Failed to read emoji dir");
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for e in all_emojis {
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let e = e.unwrap();
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if OsString::from(emoji_name) == e.path().file_stem().unwrap() {
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return Some(e.file_name());
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}
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}
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eprintln!("WARNING: No emoji found for {emoji_name} did you add it to your emoji dir?");
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None
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}
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