Extract Notes field from Logic Pro X session file (.logicx)

lpxnotes_dump.sh

#!/usr/bin/env bash

## get the Notes field from a Logic Pro X project (e.g. lyrics)
function lpxnotes_dump() {
  # Check if a filename is provided as an argument
  if [ "$#" -ne 1 ]; then
    echo "Usage: lpxnotes_dump <filename>"
  else
    # assuming only one Alternative
    filename=$1/Alternatives/000/ProjectData

    # Check if the file exists
    if [ ! -e "$filename" ]; then
      echo "File not found: $filename"
    else
      # regex pattern for code where Notes start and end (in LPX 10.7, at least)
      pattern='\\\\f0\\\\fs30'
      end_pattern='}'

      # find first, and only first, instance of this to capture Project Notes
      str=$(strings "$filename" | awk -v pattern="$pattern" -v end_pattern="$end_pattern" '
        $0 ~ pattern {
          flag=1
        }
        flag {
          print
        }
        $0 ~ end_pattern && flag {
          flag=0
          exit
        }
      ')

      # clean up output
      notes=$(
        echo "$str" \
        | awk '{gsub(/pard.+/,""); print}' \
        | awk '{gsub(/\\f0\\fs30/,""); print}' \
        | awk '{gsub(/\\cf2 /,""); print}' \
        | awk '{gsub(/^ /,""); print}' \
        | awk '{gsub(/\\/,""); print}' \
        | awk '{gsub(/\}/,""); print}' \
        | awk '{gsub(/^[\s]+$/,""); print}' \
        | awk '{gsub(/qSxT/,""); print}'
      )

      echo "$notes"
    fi
  fi
}