Files
tuliprox/src/processing/playlist_processor.rs
T

481 lines
20 KiB
Rust

extern crate unidecode;
use std::cell::RefCell;
use std::collections::HashMap;
use std::sync::{Arc, Mutex};
use std::thread;
use log::{debug, error, info};
use unidecode::unidecode;
use crate::{Config, get_errors_notify_message, model::config, valid_property};
use crate::download::{get_m3u_playlist, get_xtream_playlist};
use crate::filter::{get_field_value, MockValueProcessor, set_field_value, ValueProvider};
use crate::m3u_filter_error::{M3uFilterError, M3uFilterErrorKind};
use crate::messaging::{MsgKind, send_message};
use crate::model::config::{ConfigTarget, default_as_default, InputAffix, InputType, ProcessTargets};
use crate::model::mapping::{Mapping, MappingValueProcessor};
use crate::model::model_config::{AFFIX_FIELDS, ItemField, ProcessingOrder, SortOrder::{Asc, Desc}, TargetType};
use crate::model::model_m3u::{FetchedPlaylist, FieldAccessor, PlaylistGroup, PlaylistItem, PlaylistItemHeader};
use crate::model::stats::{InputStats, PlaylistStats};
use crate::processing::playlist_watch::process_group_watch;
use crate::repository::m3u_repository::{write_m3u_playlist, write_strm_playlist};
use crate::repository::xtream_repository::write_xtream_playlist;
fn filter_playlist(playlist: &mut [PlaylistGroup], target: &ConfigTarget) -> Option<Vec<PlaylistGroup>> {
debug!("Filtering {} groups", playlist.len());
let mut new_playlist = Vec::new();
playlist.iter_mut().for_each(|pg| {
debug!("Filtering group {} with {} items", pg.title, pg.channels.len());
let mut channels = Vec::new();
pg.channels.iter_mut().for_each(|pli| {
if is_valid(pli, target) {
channels.push(pli.clone());
}
});
debug!("Filtered group {} has now {} items", pg.title, channels.len());
if !channels.is_empty() {
new_playlist.push(PlaylistGroup {
id: pg.id,
title: pg.title.clone(),
channels,
xtream_cluster: pg.xtream_cluster.clone(),
});
}
});
Some(new_playlist)
}
fn apply_affixes(fetched_playlists: &mut [FetchedPlaylist]) {
fetched_playlists.iter_mut().for_each(|fetched_playlist| {
let FetchedPlaylist { input, playlist } = fetched_playlist;
if input.suffix.is_some() || input.prefix.is_some() {
let validate_affix = |a: &Option<InputAffix>| match a {
Some(affix) => {
valid_property!(&affix.field.as_str(), AFFIX_FIELDS) && !affix.value.is_empty()
}
_ => false
};
let apply_prefix = validate_affix(&input.prefix);
let apply_suffix = validate_affix(&input.suffix);
if apply_prefix || apply_suffix {
let get_affix_applied_value = |header: &mut PlaylistItemHeader, affix: &InputAffix, prefix: bool| {
if let Some(field_value) = header.get_field(affix.field.as_str()) {
return if prefix {
format!("{}{}", &affix.value, field_value.as_str())
} else {
format!("{}{}", field_value.as_str(), &affix.value)
};
}
String::from(&affix.value)
};
playlist.iter_mut().for_each(|group| {
group.channels.iter_mut().for_each(|channel| {
if apply_suffix {
if let Some(suffix) = &input.suffix {
let value = get_affix_applied_value(&mut channel.header.borrow_mut(), suffix, false);
debug!("Applying input suffix: {}={}", &suffix.field, &value);
channel.header.borrow_mut().set_field(&suffix.field, value.as_str());
}
}
if apply_prefix {
if let Some(prefix) = &input.prefix {
let value = get_affix_applied_value(&mut channel.header.borrow_mut(), prefix, true);
debug!("Applying input prefix: {}={}", &prefix.field, &value);
channel.header.borrow_mut().set_field(&prefix.field, value.as_str());
}
}
});
});
}
}
});
}
fn sort_playlist(target: &ConfigTarget, new_playlist: &mut [PlaylistGroup]) {
if let Some(sort) = &target.sort {
let match_as_ascii = &sort.match_as_ascii;
if let Some(group_sort) = &sort.groups {
new_playlist.sort_by(|a, b| {
let value_a = if *match_as_ascii { unidecode(&a.title) } else { String::from(&a.title) };
let value_b = if *match_as_ascii { unidecode(&b.title) } else { String::from(&b.title) };
let ordering = value_a.partial_cmp(&value_b).unwrap();
match group_sort.order {
Asc => ordering,
Desc => ordering.reverse()
}
});
}
if let Some(channel_sorts) = &sort.channels {
channel_sorts.iter().for_each(|channel_sort| {
let regexp = channel_sort.re.as_ref().unwrap();
new_playlist.iter_mut().for_each(|group| {
let group_title = if *match_as_ascii { unidecode(&group.title) } else { String::from(&group.title) };
let is_match = regexp.is_match(group_title.as_str());
if is_match {
group.channels.sort_by(|a, b| {
let raw_value_a = get_field_value(a, &channel_sort.field);
let raw_value_b = get_field_value(b, &channel_sort.field);
let value_a = if *match_as_ascii { unidecode(&raw_value_a) } else { raw_value_a };
let value_b = if *match_as_ascii { unidecode(&raw_value_b) } else { raw_value_b };
let ordering = value_a.partial_cmp(&value_b).unwrap();
match channel_sort.order {
Asc => ordering,
Desc => ordering.reverse()
}
});
}
});
});
}
}
}
fn is_valid(pli: &mut PlaylistItem, target: &ConfigTarget) -> bool {
let provider = ValueProvider { pli: RefCell::new(pli) };
target.filter(&provider)
}
fn exec_rename(pli: &mut PlaylistItem, rename: &Option<Vec<config::ConfigRename>>) {
if let Some(renames) = rename {
if !renames.is_empty() {
let result = pli;
for r in renames {
let value = get_field_value(result, &r.field);
let cap = r.re.as_ref().unwrap().replace_all(value.as_str(), &r.new_name);
debug!("Renamed {}={} to {}", &r.field, value, cap);
let value = cap.into_owned();
set_field_value(result, &r.field, value);
}
}
}
}
fn rename_playlist(playlist: &mut [PlaylistGroup], target: &ConfigTarget) -> Option<Vec<PlaylistGroup>> {
match &target.rename {
Some(renames) => {
if !renames.is_empty() {
let mut new_playlist: Vec<PlaylistGroup> = Vec::new();
for g in playlist {
let mut grp = g.clone();
for r in renames {
if let ItemField::Group = r.field {
let cap = r.re.as_ref().unwrap().replace_all(&grp.title, &r.new_name);
debug!("Renamed group {} to {} for {}", &grp.title, cap, target.name);
grp.title = cap.into_owned();
}
}
grp.channels.iter_mut().for_each(|pli| exec_rename(pli, &target.rename));
new_playlist.push(grp);
}
return Some(new_playlist);
}
None
}
_ => None
}
}
macro_rules! apply_pattern {
($pattern:expr, $provider:expr, $processor:expr) => {{
match $pattern {
Some(ptrn) => {
ptrn.filter($provider, $processor);
},
_ => {}
};
}};
}
fn map_channel(channel: &PlaylistItem, mapping: &Mapping) -> PlaylistItem {
if !mapping.mapper.is_empty() {
let header = channel.header.borrow();
let channel_name = if mapping.match_as_ascii { unidecode(&header.name) } else { String::from(&header.name) };
if mapping.match_as_ascii { debug!("Decoded {} for matching to {}", &header.name, &channel_name); };
drop(header);
let ref_chan = RefCell::new(channel);
let provider = ValueProvider { pli: ref_chan.clone() };
let mut mock_processor = MockValueProcessor {};
for m in &mapping.mapper {
let mut processor = MappingValueProcessor { pli: ref_chan.clone(), mapper: RefCell::new(m) };
match &m._filter {
Some(filter) => {
if filter.filter(&provider, &mut mock_processor) {
apply_pattern!(&m._pattern, &provider, &mut processor);
}
}
_ => {
apply_pattern!(&m._pattern, &provider, &mut processor);
}
};
}
}
channel.clone()
}
fn map_playlist(playlist: &mut [PlaylistGroup], target: &ConfigTarget) -> Option<Vec<PlaylistGroup>> {
if target._mapping.is_some() {
let new_playlist: Vec<PlaylistGroup> = playlist.iter().map(|playlist_group| {
let mut grp = playlist_group.clone();
let mappings = target._mapping.as_ref().unwrap();
mappings.iter().filter(|mapping| !mapping.mapper.is_empty()).for_each(|mapping|
grp.channels = grp.channels.iter_mut().map(|chan| map_channel(chan, mapping)).collect());
grp
}).collect();
// if the group names are changed, restructure channels to the right groups
// we use
let mut new_groups: Vec<PlaylistGroup> = Vec::new();
let mut grp_id: i32 = 0;
for playlist_group in new_playlist {
for channel in &playlist_group.channels {
let cluster = &channel.header.borrow().xtream_cluster;
let title = &channel.header.borrow().group;
match new_groups.iter_mut().find(|x| &*x.title == title) {
Some(grp) => grp.channels.push(channel.clone()),
_ => {
grp_id += 1;
new_groups.push(PlaylistGroup {
id: grp_id,
title: String::from(title),
channels: vec![channel.clone()],
xtream_cluster: cluster.clone(),
})
}
}
}
}
Some(new_groups)
} else {
None
}
}
// If no input is enabled but the user set the target as command line argument,
// we force the input to be enabled.
// If there are enabled input, then only these are used.
fn is_input_enabled(enabled_inputs: usize, input_enabled: bool, input_id: u16, user_targets: &ProcessTargets) -> bool {
if enabled_inputs == 0 {
return user_targets.enabled && user_targets.has_input(input_id);
}
input_enabled
}
fn process_source(cfg: Arc<Config>, source_idx: usize, user_targets: Arc<ProcessTargets>) -> (Vec<InputStats>, Vec<M3uFilterError>) {
let source = cfg.sources.get(source_idx).unwrap();
let mut all_playlist = Vec::new();
let enabled_inputs = source.inputs.iter().filter(|item| item.enabled).count();
let mut errors = vec![];
let mut stats = HashMap::<u16, InputStats>::new();
for input in &source.inputs {
//if input.enabled || (user_targets.enabled && user_targets.has_input(input.id)) {
let input_id = input.id;
if is_input_enabled(enabled_inputs, input.enabled, input_id, &user_targets) {
let (playlist, mut error_list) = match input.input_type {
InputType::M3u => get_m3u_playlist(&cfg, input, &cfg.working_dir),
InputType::Xtream => get_xtream_playlist(input, &cfg.working_dir),
};
error_list.drain(..).for_each(|err| errors.push(err));
let input_name = match &input.name {
None => input.url.as_str(),
Some(name_val) => name_val.as_str()
};
let group_count = playlist.len();
let channel_count = playlist.iter()
.map(|group| group.channels.len())
.sum();
if playlist.is_empty() {
info!("source is empty {}", input.url);
errors.push(M3uFilterError::new(M3uFilterErrorKind::Notify, format!("source is empty {}", input_name)));
} else {
all_playlist.push(
FetchedPlaylist {
input,
playlist,
}
);
}
stats.insert(input_id, InputStats {
name: input_name.to_string(),
input_type: input.input_type.clone(),
error_count: error_list.len(),
raw_stats: PlaylistStats {
group_count,
channel_count,
},
processed_stats: PlaylistStats {
group_count: 0,
channel_count: 0,
},
});
}
}
if all_playlist.is_empty() {
debug!("Source at {} input is empty", source_idx);
errors.push(M3uFilterError::new(M3uFilterErrorKind::Notify, format!("Source at {} input is empty", source_idx)));
} else {
debug!("Input has {} groups", all_playlist.len());
source.targets.iter().for_each(|target| {
let should_process = (!user_targets.enabled && target.enabled)
|| (user_targets.enabled && user_targets.has_target(target.id));
if should_process {
match process_playlist(&mut all_playlist, target, &cfg, &mut stats) {
Ok(_) => {}
Err(mut err) => err.drain(..).for_each(|e| errors.push(e))
}
}
});
}
(stats.drain().map(|(_, v)| v).collect(), errors)
}
pub(crate) fn process_sources(config: Arc<Config>, user_targets: Arc<ProcessTargets>) -> (Vec<InputStats>, Vec<M3uFilterError>) {
let mut handle_list = vec![];
let thread_num = config.threads;
let process_parallel = thread_num > 1 && config.sources.len() > 1;
if process_parallel { debug!("Using {} threads", thread_num); }
let errors = Arc::new(Mutex::<Vec<M3uFilterError>>::new(vec![]));
let stats = Arc::new(Mutex::<Vec<InputStats>>::new(vec![]));
for (index, _) in config.sources.iter().enumerate() {
let shared_errors = errors.clone();
let shared_stats = stats.clone();
let cfg = config.clone();
let usr_trgts = user_targets.clone();
let process = move || {
let (mut res_stats, mut res_errors) = process_source(cfg, index, usr_trgts);
res_errors.drain(..)
.for_each(|err| shared_errors.lock().unwrap().push(err));
res_stats.drain(..)
.for_each(|stat| shared_stats.lock().unwrap().push(stat));
};
if process_parallel {
let handles = &mut handle_list;
handles.push(thread::spawn(process));
if handles.len() as u8 >= thread_num {
handles.drain(..).for_each(|handle| { let _ = handle.join(); });
}
} else {
process();
}
}
for handle in handle_list {
let _ = handle.join();
}
(Arc::try_unwrap(stats).unwrap().into_inner().unwrap(), Arc::try_unwrap(errors).unwrap().into_inner().unwrap())
}
type ProcessingPipe = Vec<fn(playlist: &mut [PlaylistGroup], target: &ConfigTarget) -> Option<Vec<PlaylistGroup>>>;
fn get_processing_pipe(target: &ConfigTarget) -> ProcessingPipe {
match &target.processing_order {
ProcessingOrder::Frm => vec![filter_playlist, rename_playlist, map_playlist],
ProcessingOrder::Fmr => vec![filter_playlist, map_playlist, rename_playlist],
ProcessingOrder::Rfm => vec![rename_playlist, filter_playlist, map_playlist],
ProcessingOrder::Rmf => vec![rename_playlist, map_playlist, filter_playlist],
ProcessingOrder::Mfr => vec![map_playlist, filter_playlist, rename_playlist],
ProcessingOrder::Mrf => vec![map_playlist, rename_playlist, filter_playlist]
}
}
pub(crate) fn process_playlist(playlists: &mut [FetchedPlaylist],
target: &ConfigTarget, cfg: &Config,
stats: &mut HashMap<u16, InputStats>) -> Result<(), Vec<M3uFilterError>> {
let pipe = get_processing_pipe(target);
debug!("Processing order is {}", &target.processing_order);
let mut new_fetched_playlists: Vec<FetchedPlaylist> = vec![];
playlists.iter_mut().for_each(|fpl| {
let mut new_fpl = FetchedPlaylist {
input: fpl.input,
playlist: fpl.playlist.clone(),
};
for f in &pipe {
let playlist = &mut new_fpl.playlist;
let r = f(playlist, target);
if let Some(v) = r {
new_fpl.playlist = v;
}
}
// stats
let input_stats = stats.get_mut(&new_fpl.input.id);
if let Some(stat) = input_stats {
stat.processed_stats.group_count = new_fpl.playlist.len();
stat.processed_stats.channel_count = new_fpl.playlist.iter()
.map(|group| group.channels.len())
.sum();
}
new_fetched_playlists.push(new_fpl);
});
apply_affixes(&mut new_fetched_playlists);
let mut new_playlist = vec![];
new_fetched_playlists.iter_mut().for_each(|fp| {
fp.playlist.drain(..).for_each(|group| new_playlist.push(group));
});
if !new_playlist.is_empty() {
sort_playlist(target, &mut new_playlist);
if target.watch.is_some() {
if default_as_default().eq_ignore_ascii_case(&target.name) {
error!("cant watch a target with no unique name");
} else {
let titles = target.watch.as_ref().unwrap();
new_playlist.iter().for_each(|pl| {
if titles.contains(&pl.title) {
process_group_watch(cfg, &target.name, pl)
}
});
}
}
persist_playlist(&new_playlist, target, cfg)
} else {
info!("Playlist is empty: {}", &target.name);
Ok(())
}
}
fn persist_playlist(playlist: &[PlaylistGroup],
target: &ConfigTarget, cfg: &Config, ) -> Result<(), Vec<M3uFilterError>> {
let mut errors = vec![];
for output in &target.output {
match match output.target {
TargetType::M3u => write_m3u_playlist(target, cfg, playlist, &output.filename),
TargetType::Strm => write_strm_playlist(target, cfg, playlist, &output.filename),
TargetType::Xtream => write_xtream_playlist(target, cfg, playlist)
} {
Ok(_) => {}
Err(err) => {
errors.push(err)
}
}
}
if errors.is_empty() { Err(errors) } else { Ok(()) }
}
pub(crate) fn start_processing(cfg: Arc<Config>, targets: Arc<ProcessTargets>) {
let (stats, errors) = process_sources(cfg.clone(), targets.clone());
let stats_msg = format!("Stats: {}", stats.iter().map(|stat| stat.to_string()).collect::<Vec<String>>().join("\n"));
// print stats
info!("{}", stats_msg);
// send stats
send_message(&MsgKind::Stats, &cfg.messaging, stats_msg.as_str());
// log errors
errors.iter().for_each(|err| error!("{}", err.message));
// send errors
if let Some(message) = get_errors_notify_message!(errors, 255) {
send_message(&MsgKind::Error, &cfg.messaging, message.as_str());
}
}