voidrice/.local/bin/channelrefresh
2023-09-29 11:53:53 +03:00

51 lines
1.3 KiB
Bash

#!/bin/dash
sleep 16
DATA_DIR="$HOME/.cache/youtube_channels"
CHANNEL_LIST="$HOME/.local/share/channels.txt"
mkdir -p "$DATA_DIR"
compare_data() {
local channel_name="$1"
local data_file="${DATA_DIR}/${channel_name}.tsv"
local old_data_file="${DATA_DIR}/${channel_name}_old.tsv"
[ -e "$old_data_file" ] && {
old_urls=$(cut -f2 "$old_data_file")
new_urls=$(cut -f2 "$data_file")
echo "$old_urls" | sort > temp1
echo "$new_urls" | sort > temp2
new_videos=$(comm -13 temp1 temp2 | wc -l)
rm temp1 temp2
[ "$new_videos" -gt 0 ] && notify-send -u critical "$channel_name | $new_videos videos"
}
}
update_data() {
local channel_name="$1"
local channel_url="$2"
local data_file="${DATA_DIR}/${channel_name}.tsv"
local old_data_file="${DATA_DIR}/${channel_name}_old.tsv"
mv "$data_file" "$old_data_file" 2>/dev/null
yt-dlp -j --flat-playlist --skip-download --extractor-args youtubetab:approximate_date "$channel_url" | jq -r '[.title, .url, .view_count, .duration, .upload_date] | @tsv' > "$data_file"
}
update_all_channels() {
while IFS="=" read -r channel_name channel_url; do
update_data "$channel_name" "$channel_url" &
done < "$CHANNEL_LIST"
wait
while IFS="=" read -r channel_name channel_url; do
compare_data "$channel_name"
done < "$CHANNEL_LIST"
}
update_all_channels