Download or export file from GDrive

gdrive-download-files.sh

#!/usr/bin/env bash

# ## Dependencies:
# brew install gdrive
# ## Setup:
# gdrive account add

# Recursive function to download files in a folder
gdrive_download_files() {
  local folder_id=$1
  local parent_path=$2

  echo ">>> $folder_id => $parent_path"

  # List files in the folder
  gdrive files list --parent "$folder_id" --full-name --skip-header --field-separator , | while IFS=, read -r -a line; do
    # Get the file ID, name, and type
    local id="${line[0]}"
    local name="${line[1]}"
    local type="${line[2]}"

    local full_path="${parent_path}/${name}"

    # Check the file type
    if [[ "$type" == "document" ]]; then
      # Check if the file name has an extension
      if [[ "$name" != *.* ]]; then
        # If not, add the .xlsx extension
        full_path="${full_path}.xlsx"
      fi
      # Download the file
      echo "Exporting $id to $full_path..."
      mkdir -p "$(dirname "$full_path")"
      gdrive files export "$id" "$full_path"
    elif [[ "$type" == "regular" ]]; then
      echo "Download $id to $parent_path..."
      gdrive files download "$id" --destination "$parent_path"
    elif [[ "$type" == "folder" ]]; then
      # Create directory for folder
      mkdir -p "$full_path"
      # Recurse into the folder
      gdrive_download_files "$id" "$full_path"
    fi
  done
}


# Start the download
gdrive_download_files "$1" "${2:-'.'}"