Tool(s) to recover the Markdown contents from an older Springseed *.note file.

seedrecovery.py

'''
Recover the Markdown content of an older Springseed note (*.note) file. Output
*.md file names will be the name of the Note file prepended by the Notebook
name, if available.
'''

import sys
import os
import re
import json

def notefile_to_markdown(path, output_path=None, extension='md'):
    list_name = ''
    list_hash = os.path.basename(path).split('.')[0]
    regex = re.compile(r'(P?.*)\.[^.]*$')

    with open(path, 'rb') as stream:
        obj = json.loads(stream.read())

    # Try to determine the group (Notebook) name
    if os.path.exists(os.path.join(os.curdir, list_hash + '.list')):
        with open(os.path.join(os.curdir, list_hash + '.list'), 'rb') as stream:
            list_name = json.loads(stream.read())['name']

    if output_path is None:
        output_filename = obj['name'].replace(' ', '_') + '.' + extension
        output_path = os.path.join(os.curdir,
            '_'.join((list_name, output_filename)))

    else:
        assert regex.match(output_path) is not None, 'Invalid file path or filename'

        # Change the file extension to the one specified (or default)
        output_path = regex.match(output_path).groups()[0]
        output_path += '.' + extension

    # Extract Markdown contents; replace escaped newlines with actual newlines
    content = obj['content'].replace('\\n', '\n')

    try:
        with open(output_path, 'wb') as stream:
            stream.write(content.encode('utf-8'))

    except UnicodeEncodeError:
        sys.stderr.write('UnicodeEncodeError on: ' + path + '\n')


if __name__ == '__main__':
    try:
        path = sys.argv[1]

    except IndexError:
        raise Exception('You need to provide a path to the directory of *.note files as the first argument')

    regex = re.compile(r'.*\.note$')

    for filename in os.listdir(path):
        # Skip anything but *.note files
        if regex.match(filename) is None:
            continue

        notefile_to_markdown(os.path.join(path, filename))