Day One Classic to GitJournal

do2gj.py

"""
Convert Day One Classic/Narrate journal entries to GitJournal entries.

Parse the plist XML files to extract useful metadata to be added as yaml headers for the markdown file.
Handle sifttter-redux XML indentation problems by removing leading whitespaces.
"""
import glob
import io
import os
import plistlib
import sys

import yaml


def read_dayone_entry(in_file):
    with open(in_file, 'r') as pfile:
        # fix errors in sifttter-redux XML indentation
        data = pfile.read().replace('      <', '<')
        parsed = plistlib.load(io.BytesIO(data.encode('utf-8')), fmt=plistlib.FMT_XML)
    return parsed


def write_org_entry(entry_dict, out_dir):
    # plistlib already parses the date, no need to use datetime
    creation_date = entry_dict['Creation Date'].isoformat()
    out_file_path = os.path.join(out_dir, f'{creation_date}.md')
    if os.path.exists(out_file_path):
        print(f'[WARNING] file {out_file_path} already exists!')
        return
    metadata = {'created': creation_date}
    # keeping tags and location
    for key in ('Tags', 'Location', 'Starred', 'Weather'):
        val = entry_dict.get(key)
        if val:
            metadata[key.lower()] = val
    metadata_yaml = yaml.dump(metadata)
    text = entry_dict['Entry Text']
    with open(out_file_path, 'w') as out_file:
        out_file.write('---\n')
        out_file.write(metadata_yaml)
        out_file.write('---\n\n')
        out_file.write(text)
    print(f'[INFO   ] file {out_file_path} written')


def main(day_one_dir, journal_dir):
    if not os.path.exists(day_one_dir):
        print(f'[ERROR  ] folder {day_one_dir} not found')
        sys.exit(2)
    if not os.path.exists(journal_dir):
        print(f'[INFO   ] creating folder {journal_dir}')
        os.makedirs(journal_dir)
    files = glob.glob(os.path.join(day_one_dir, '*.doentry'))
    if not files:
        print(f'[WARNING] no entries found in folder {day_one_dir}')
        sys.exit(0)
    for file in files:
        print(f'[INFO   ] reading file {file}')
        entry = read_dayone_entry(file)
        write_org_entry(entry, journal_dir)


if __name__ == '__main__':
    args = sys.argv[1:]
    main(args[0], args[1])