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|
/// This module is entirely adapted from the relevant code in Serenity.
use std::{
process::{
Command,
Stdio,
},
};
use serde_json::Value;
use serenity::{
voice::{
VoiceError,
}
};
use lazy_static::lazy_static;
use crate::{Result, CONFIG};
lazy_static! {
static ref YTDL_COMMAND: String = {
let result = CONFIG.ytdl.clone().unwrap_or("youtube-dl".to_owned());
log::debug!("got ytdl: {}", result);
result
};
}
pub fn ytdl_url(uri: &str) -> Result<String> {
let args = [
"-f",
"webm[abr>0]/bestaudio/best",
"--no-playlist",
"--print-json",
"--skip-download",
uri,
];
let out = Command::new(&*YTDL_COMMAND)
.args(&args)
.stdin(Stdio::null())
.output()?;
if !out.status.success() {
log::error!("running ytdl {:?}", out);
return Err(VoiceError::YouTubeDLRun(out).into());
}
let value = serde_json::from_reader(&out.stdout[..])?;
let mut obj = match value {
Value::Object(obj) => obj,
other => return Err(VoiceError::YouTubeDLProcessing(other).into()),
};
match obj.remove("url") {
Some(v) => match v {
Value::String(uri) => Ok(uri),
other => Err(VoiceError::YouTubeDLUrl(other).into()),
},
None => Err(VoiceError::YouTubeDLUrl(Value::Object(obj)).into()),
}
}
|
