From b2c69c3e087608ffd81eb08dbde530422bb4032f Mon Sep 17 00:00:00 2001
From: zachir <zachir@librem.one>
Date: Wed, 16 Aug 2023 13:21:21 -0500
Subject: amg will replace songgrab

---
 amg | 161 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 161 insertions(+)
 create mode 100755 amg

diff --git a/amg b/amg
new file mode 100755
index 0000000..9162e6b
--- /dev/null
+++ b/amg
@@ -0,0 +1,161 @@
+#!/bin/sh
+
+#{{{ printhelp
+printhelp () {
+  printf "amg: Auto Music Grabber; script to download, format, and tag music.\n"
+  printf "  -h) prints this help message.\n"
+  printf "  -u X) uses X for the URL to download from.\n"
+  printf "  -s) processes the url as a single track as a single song.\n"
+  printf "  -l) processes the url as a single track as an album.\n"
+  printf "  -p) processes the yrk as a playlist as an album.\n"
+  printf "  -a X) sets the artist name to X.\n"
+  printf "  -A X) sets the album name to X.\n"
+  printf "  -t X) sets the track name to X (only for a single song).\n"
+  printf "  -T X) sets the track number to X (only for a single song).\n"
+  printf "  -y X) sets the date to X.\n"
+  exit
+}
+#}}}
+
+#{{{ getopts
+unset ALBUM ARTIST MODE TITLE TRACKNUM YEAR
+while getopts "hslpu:a:A:t:T:y:" arg; do case "${arg}" in
+  s) MODE='single' ;;
+  l) MODE='split' ;;
+  p) MODE='album' ;;
+  u) URL="$OPTARG" ;;
+  a) ARTIST="$OPTARG" ;;
+  A) ALBUM="$OPTARG" ;;
+  t) TITLE="$OPTARG" ;;
+  T) TRACKNUM="$OPTARG" ;;
+  y) YEAR="$OPTARG" ;;
+  *) printhelp ;;
+esac done
+#}}}
+
+#{{{ print given args
+printf "Received Tags:
+Artist: $ARTIST
+Album: $ALBUM
+Song: $TITLE
+Number: $TRACKNUM
+Year: $YEAR\n\n"
+#}}}
+
+#{{{ fill in missing variables
+# prompt to determine later tagging
+if [ -z "$MODE" ]; then
+  printf "Will the link be for a [p]laylist, a[l]bum video, or [s]ong video? "
+  read RESPONSE
+  case "$RESPONSE" in
+    p) MODE='album' ;;
+    l) MODE='split' ;;
+    s) MODE='single' ;;
+    *) printhelp ;;
+  esac
+  printf "\n"
+fi
+
+# prompt to get the URL
+if [ -z "$URL" ]; then
+  printf "Enter the link: "
+  read URL
+  printf "\n"
+fi
+#}}}
+
+#{{{ base logic for certain modes
+# if song, don't download playlist
+case "$MODE" in
+  s)
+    SPLITTER_FLAGS="--no-playlist"
+    ;;
+  l)
+    SPLITTER_FLAGS="--no-playlist"
+    unset TITLE TRACKNUM
+    ;;
+  p)
+    unset TITLE TRACKNUM
+    ;;
+esac
+#}}}
+
+#{{{ download the video(s)
+printf "Starting download...\n\n"
+if [ "$(ls | wc -l)" -gt 0 ]; then
+  printf "Already downloaded\n"
+else
+  yt-dlp $SPLITTER_FLAGS --format bestaudio --restrict-filenames "$URL"
+fi
+printf "Download stopped.\n\n"
+#}}}
+
+#{{{ while loop to remove files from list
+printf "\n\nDo you want to remove any tracks?\n\n"
+while true; do
+  ls | nl
+  echo -n "Enter the line number of the file to remove:\n"
+  read WHILE_RESPONSE
+  [ -z "$WHILE_RESPONSE" ] && break
+  rm -rf `ls | head -n "$WHILE_RESPONSE" | tail -1`
+done
+#}}}
+
+#{{{ convert the downloaded files to mp3
+printf "\n\nStarting to convert files..."
+for i in `ls *.m4a *.webm`; do
+  imp3=`echo "$i" | sed 's/\.m4a$/.mp3/;s/\.webm$/.mp3/'`
+  [ ! -f "$imp3" ] && ffmpeg -i "$i" -acodec mp3 "$imp3" || echo "File not converted"
+done
+printf "Finished converting files.\n\n"
+#}}}
+
+#{{{ tag files
+printf "\n\n"
+for file in `ls *.mp3`; do
+  printf "$file\n"
+  if [ -z "$ARTIST" ]; then
+    printf "\nWho is the artist? "
+    read ARTIST
+  fi
+  if [ -z "$ALBUM" ]; then
+    printf "\nWhat is the album? "
+    read ALBUM
+  fi
+  if [ -z "$TITLE" ]; then
+    printf "\nWhat is the title? "
+    read TITLE
+  fi
+  if [ -z "$TRACKNUM" ]; then
+    printf "\nWhat is the track number? "
+    read TRACKNUM_
+    TRACKNUM="$(printf "%02d" "$TRACKNUM_")"
+    unset TRACKNUM_
+  fi
+  if [ -z "$YEAR" ]; then
+    printf "\nWhat is the release date? "
+    read YEAR
+  fi
+  case "$TRACKNUM" in
+    [!0-9]*)
+      unset TRACKNUM
+      printf "\n$TRACKNUM doesn't look like a track number!\n" 1>&2
+      ;;
+  esac
+  [ -n "$ARTIST" ] && kid3-cli -c "set 'Artist' '$ARTIST'" "$file"
+  [ -n "$ALBUM" ]  && kid3-cli -c "set 'Album' '$ALBUM'" "$file"
+  [ -n "$TITLE" ] && kid3-cli -c "set 'Title' '$TITLE'" "$file"
+  [ -n "$TRACKNUM" ] && kid3-cli -c "set 'Track Number' '$TRACKNUM'" "$file"
+  [ -n "$YEAR" ] && kid3-cli -c "set 'Date' '$YEAR'" "$file"
+  printf "\n\n$file\n"
+  kid3-cli -c get "$file"
+  printf "\n"
+  NEWFILENAME="${ARTIST}_-_${ALBUM}_-_${TRACKNUM:-00}_${TITLE}.mp3"
+  NEWFILENAME="$(printf "%s" "$NEWFILENAME" | sed 's/ /_/g;s/[!@#$%^&*()-_=+{}\|;:,.<>/?`~'"\[\]\'\""']//g')"
+  [ -n "${ARTIST}" -a -n "${ALBUM}" -a -n "${TITLE}" ] && mv "$file" "$NEWFILENAME"
+  unset TITLE TRACKNUM
+  printf "\n$NEWFILENAME\n"
+done
+
+printf "\n\nDone.\n"
+#}}}
-- 
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