generate_gif.py

# generate_gif.py
# Aleksandr Pasechnik
#
# Creates an animated gif out of the photos found in a Day One journal
# based the first line of the entry ('Daily self portrai' in my case).
# Animated gifs are generated using imagemagick

import os
import plistlib
import subprocess

base_dir = '~/Library/Mobile Documents/5U8NS4GX82~com~dayoneapp~dayone/Documents/Journal_dayone/'
base_dir = os.path.expanduser(base_dir)
entries_dir = os.path.join(base_dir,'entries')
photos_dir = os.path.join(base_dir,'photos')

files = os.listdir(entries_dir)
files[:] = [file for file in files if file.endswith('.doentry')]

entries = []
for file in files:
	filename = os.path.join(entries_dir,file)
	entries.append(plistlib.readPlist(filename))

entries = sorted(entries, key=lambda entry:entry['Creation Date'])
# this line filters the entries for the specific ones that I'm interested in
entries[:] = [e for e in entries if e['Entry Text'].splitlines()[0].startswith('Daily self portrait')]

photo_list = []
for entry in entries:
	photo = os.path.join(photos_dir,entry['UUID']+'.jpg')
	print 'looking for photo',photo
	if os.path.exists(photo):
		print 'photo exists:',photo
		photo_list.append(photo)

print ''
for photo in photo_list:
	print photo

command = [
		'/usr/local/bin/convert',
		'-loop', '0',
		'-delay', '25'
]
command.extend(photo_list)
command.append(os.path.expanduser('~/Desktop/dsp.gif'))
p = subprocess.Popen(command)