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|
use regex::Regex;
use reqwest;
use rayon::prelude::*;
use rss::Channel;
use std::collections::HashSet;
use std::fs::{self, DirBuilder, File};
use std::io::{self, BufReader, Read, Write};
use std::process::Command;
use structs::*;
use utils::*;
pub fn list_episodes(state: &State, search: &str) {
let re = Regex::new(search).unwrap();
for podcast in state.subscriptions() {
if re.is_match(&podcast.title()) {
println!("Episodes for {}:", &podcast.title());
match Podcast::from_url(&podcast.url()) {
Ok(podcast) => {
let episodes = podcast.episodes();
for (index, episode) in episodes.iter().enumerate() {
println!("({}) {}", episodes.len() - index, episode.title().unwrap());
}
}
Err(err) => println!("{}", err),
}
}
}
}
pub fn download_rss(url: &str, config: &Config) {
println!("Downloading RSS feed...");
let mut path = get_podcast_dir();
path.push(".rss");
DirBuilder::new().recursive(true).create(&path).unwrap();
let mut resp = reqwest::get(url).unwrap();
let mut content: Vec<u8> = Vec::new();
resp.read_to_end(&mut content).unwrap();
let channel = Channel::read_from(BufReader::new(&content[..])).unwrap();
let mut filename = String::from(channel.title());
filename.push_str(".xml");
path.push(filename);
let mut file = File::create(&path).unwrap();
file.write_all(&content).unwrap();
let download_limit = config.auto_download_limit as usize;
if download_limit > 0 {
let podcast = Podcast::from(channel);
let episodes = podcast.episodes();
&episodes[..download_limit].par_iter().for_each(|ref ep| {
if let Err(err) = ep.download(podcast.title()) {
eprintln!("Error downloading {}: {}", podcast.title(), err);
}
});
}
}
pub fn update_rss(state: &mut State) {
println!("Checking for new episodes...");
state.subs.par_iter_mut().for_each(|mut sub| {
let mut path = get_podcast_dir();
path.push(sub.title());
DirBuilder::new().recursive(true).create(&path).unwrap();
let mut titles = HashSet::new();
for entry in fs::read_dir(&path).unwrap() {
let entry = entry.unwrap();
titles.insert(trim_extension(&entry.file_name().into_string().unwrap()));
}
let mut resp = reqwest::get(&sub.url()).unwrap();
let mut content: Vec<u8> = Vec::new();
resp.read_to_end(&mut content).unwrap();
let podcast = Podcast::from(Channel::read_from(BufReader::new(&content[..])).unwrap());
path = get_podcast_dir();
path.push(".rss");
let mut filename = String::from(podcast.title());
filename.push_str(".xml");
path.push(&filename);
let mut file = File::create(&path).unwrap();
file.write_all(&content).unwrap();
if podcast.episodes().len() > sub.num_episodes {
&podcast.episodes()[..podcast.episodes().len() - sub.num_episodes]
.par_iter()
.for_each(|ref ep| if let Err(err) = ep.download(podcast.title()) {
eprintln!("Error downloading {}: {}", podcast.title(), err);
});
}
sub.num_episodes = podcast.episodes().len();
});
}
pub fn list_subscriptions(state: &State) {
for podcast in state.subscriptions() {
println!("{}", podcast.title());
}
}
pub fn download_range(state: &State, p_search: &str, e_search: &str) {
let re_pod = Regex::new(p_search).unwrap();
for subscription in state.subscriptions() {
if re_pod.is_match(&subscription.title()) {
let podcast = Podcast::from_url(&subscription.url()).unwrap();
match parse_download_episodes(e_search) {
Ok(episodes_to_download) => podcast.download_specific(episodes_to_download),
Err(err) => eprintln!("{}", err),
}
return;
}
}
}
pub fn download_episode(state: &State, p_search: &str, e_search: &str) {
let re_pod = Regex::new(p_search).unwrap();
let ep_num = e_search.parse::<usize>().unwrap();
for subscription in state.subscriptions() {
if re_pod.is_match(&subscription.title()) {
let podcast = Podcast::from_url(&subscription.url()).unwrap();
let episodes = podcast.episodes();
if let Err(err) = episodes[episodes.len() - ep_num].download(podcast.title()) {
eprintln!("{}", err);
}
}
}
}
pub fn download_all(state: &State, p_search: &str) {
let re_pod = Regex::new(p_search).unwrap();
for subscription in state.subscriptions() {
if re_pod.is_match(&subscription.title()) {
let podcast = Podcast::from_url(&subscription.url()).unwrap();
podcast.download();
}
}
}
pub fn play_episode(state: &State, p_search: &str, ep_num_string: &str) {
let re_pod = Regex::new(p_search).unwrap();
let ep_num = ep_num_string.parse::<usize>().unwrap();
let mut path = get_podcast_dir();
path.push(".rss");
if let Err(err) = DirBuilder::new().recursive(true).create(&path) {
eprintln!(
"Couldn't create directory: {}\nReason: {}",
path.to_str().unwrap(),
err
);
return;
}
for subscription in state.subscriptions() {
if re_pod.is_match(&subscription.title()) {
let mut filename = String::from(subscription.title());
filename.push_str(".xml");
path.push(filename);
let mut file = File::open(&path).unwrap();
let mut content: Vec<u8> = Vec::new();
file.read_to_end(&mut content).unwrap();
let podcast = Podcast::from(Channel::read_from(content.as_slice()).unwrap());
let episodes = podcast.episodes();
let episode = episodes[episodes.len() - ep_num].clone();
filename = String::from(episode.title().unwrap());
filename.push_str(episode.extension().unwrap());
path = get_podcast_dir();
path.push(podcast.title());
path.push(filename);
if path.exists() {
launch_player(path.to_str().unwrap());
} else {
launch_player(episode.url().unwrap());
}
return;
}
}
}
fn launch_player(url: &str) {
if let Err(_) = launch_mpv(&url) {
launch_vlc(url)
}
}
fn launch_mpv(url: &str) -> Result<(), io::Error> {
if let Err(err) = Command::new("mpv")
.args(&["--audio-display=no", "--ytdl=no", url])
.status()
{
match err.kind() {
io::ErrorKind::NotFound => {
eprintln!("Couldn't open mpv\nTrying vlc...");
return Err(err);
}
_ => eprintln!("Error: {}", err),
}
}
Ok(())
}
fn launch_vlc(url: &str) {
if let Err(err) = Command::new("vlc").args(&["-I ncurses", url]).status() {
match err.kind() {
io::ErrorKind::NotFound => {
eprintln!("vlc not found in PATH\nAborting...");
}
_ => eprintln!("Error: {}", err),
}
}
}
|
