From 92d6bf6e8132d2bad2eb6c2c5a31359e75c22c22 Mon Sep 17 00:00:00 2001
From: Coolnsx <ansari.tan20@gmail.com>
Date: Sat, 23 Dec 2023 23:04:39 +0530
Subject: [PATCH] It fucking compiles \:D/

---
 youtube | 103 ++++++++++++++++++++++++++++++++++++++++----------------
 1 file changed, 74 insertions(+), 29 deletions(-)

diff --git a/youtube b/youtube
index a90f119..44cb7f5 100755
--- a/youtube
+++ b/youtube
@@ -1,44 +1,89 @@
 #!/bin/sh
 # script for downloading videos/audios from sites...
-# defining shell colors for distinction
-c_red="\033[1;31m"
-c_green="\033[1;32m"
-c_yellow="\033[1;33m"
-c_blue="\033[1;34m"
-c_magenta="\033[1;35m"
-c_cyan="\033[1;36m"
-c_reset="\033[0m"
+#shellcheck disable=SC2317
 
-part() {
-	printf "${c_magenta}Enter Starting Point(hh:mm:ss)or(mm:ss)${c_reset}:"
-	read start
-	printf "${c_yellow}Enter Upto Seconds:${c_cyan}"
-	read dur
-	ffmpeg -loglevel error -stats -i "$(yt-dlp -f "$3" --get-url "$1")" -ss "$start" -t "$dur" "$download_dir/$(date +%s).$2"
+info() {
+	printf "\033[1;36m[ %s ] [ %s ] %s\033[0m\n" "$2" "$3" "$1"
 }
 
+error() {
+	printf "\033[1;31m[ %s ] [ %s ] %s\033[0m\n" "$2" "$3" "$1"
+}
+
+notify_droid() {
+	termux-notification -c "$1"
+}
+
+notify_linux() {
+	notify-send "$1" -h "string:x-canonical-private-synchronous:${0##*/}"
+}
+
+#main
+link="$1"
+agent="Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36"
+
 case $(uname -o) in
 	*ndroid*)
 		download_dir="/sdcard"
-		x=$(termux-clipboard-get)
+		[ -z "$link" ] && link=$(termux-clipboard-get)
+		os="droid"
 		;;
 	*)
 		download_dir="$HOME"
-		x=$(wl-paste)
+		[ -z "$link" ] && link=$(wl-paste)
+		os="linux"
 		;;
 esac
 
-#program starts from here..
-[ -n "$1" ] && x=$1
-[ "$1" = "v" ] && yt-dlp "$x" -o "$download_dir/%(title)s.%(ext)s" && termux-notification -c "video downloaded" && exit 0
-printf "\n${c_blue} video link :${c_magenta}$x\n"
-printf "${c_yellow}Download>>\n${c_blue}[a]Audio only\n${c_magenta}[f]part of Audio only\n${c_green}[v]Full video\n${c_cyan}[p]Part of video\n${c_red}[q]Quit"
-printf "\n${c_reset}Enter choice:${c_green}"
-read choice
-case $choice in
-	a) yt-dlp -f 'ba' -x --audio-format mp3 "$x" -o "$download_dir/%(title)s.%(ext)s" && termux-notification -c "audio downloaded" ;;
-	f) part "$x" "mp3" "ba" && termux-notification -c "audio downloaded" ;;
-	v) yt-dlp "$x" -o "$download_dir/%(title)s.%(ext)s" && termux-notification -c "video downloaded" ;;
-	p) part "$x" "mp4" "b" && termux-notification -c "video downloaded" ;;
-	q) exit 0 ;;
+printf "\n\033[1;34m Video link :\033[0m%s\n" "$link"
+case "$link" in
+	*instagram*)
+		app="Instagram"
+		id=$(printf "%s" "$link" | cut -d'/' -f5)
+		[ -z "$id" ] && error "Unable to extract ID" "$app" "$id"
+		info "Extracting Video URL" "$app" "$id"
+		fallback=1
+		;;
+	*youtu*)
+		app="Youtube"
+		id=$(printf "%s" "$link" | cut -d"=" -f2 | cut -d"/" -f4)
+		[ -z "$id" ] && error "Unable to extract ID" "$app" "$id"
+		info "Extracting Video URL" "$app" "$id"
+		yt_ver="2.20231219.04.00"
+		json="{
+		  \"context\": {
+		    \"client\": {
+		      \"clientName\": \"WEB\",
+		      \"clientVersion\": \"$yt_ver\",
+		      \"userAgent\": \"$agent\",
+		      \"hl\": \"en\",
+		      \"timeZone\": \"Asia/Calcutta\",
+		      \"utcOffsetMinutes\": 330
+		    }
+		  },
+		  \"videoId\": \"$id\",
+		  \"playbackContext\": {
+		    \"contentPlaybackContext\": {
+		      \"html5Preference\": \"HTML5_PREF_WANTS\"
+		    }
+		  },
+		  \"contentCheckOk\": true,
+		  \"racyCheckOk\": true
+		}"
+		data=$(curl -X POST -A "$agent" -s "https://www.youtube.com/youtubei/v1/player?key=AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8&prettyPrint=false" -H "content-type:application/json" -H "X-Youtube-Client-Version: $yt_ver" -d "$json" -e "$link" | tr '{}' '\n' | sed -nE 's|.*,"title":"([^"]*)".*|\1|p;s|.*itag":18,"url":"([^"]*)".*|\1|p;s|.*itag":22,"url":"([^"]*)".*|\1|p')
+		title=$(printf "%s" "$data" | tail -1)
+		video_url=$(printf "%s" "$data" | tail -2 | head -1)
+		printf "%s" "$video_url" | grep -q "googlevideo\.com" || fallback=1
+		;;
 esac
+
+if [ -n "$fallback" ]; then
+	info "Using fallback" "$app" "$id"
+	yt-dlp "$link" -o "$download_dir/%(title)s.%(ext)s"
+else
+	info "Downloading Video" "$app" "$id"
+	aria2c -x16 -s16 --user-agent="$agent" "$video_url" -d "$download_dir" --summary-interval=0 -o "$title.mp4" || notify_$os "Unable to Download $app Video"
+fi
+
+notify_$os "$app Video Downloaded"
+exit 0