Convert todo.txt or Taskpaper(Omnifocus) to .eml file. Then import into alpine.

convert-taskpaper-to-eml.py

# -*- coding: utf-8

"""
Manually Pre-process
## Omnifocus 拷贝为Taskpaper

把Taskpaper转成Todo.txt

VIM COMMANDS:
:%g/^$/d
:%s/@autodone(false)//g
:%s/@parallel(true)//g
:%s/@context(\(.*\))/@\1/g
:%s/@defer(\(.*\) .*)/t:\1 /g
:%s/@due(\(.*\) .*)/due:\1 /g
"""

from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
import sys
import re

with open(sys.argv[-1]) as f:
    lines = f.readlines()

    _subject = ""
    _comment = []

    for i, l in enumerate(lines):
        if l.startswith("- "):
            _subject = re.sub(r'^- ', '', l)
            _subject = _subject.replace('\r','').replace('\n','')
        elif l.startswith((" ","\t")):
            _comment.append(l.strip().decode('utf-8'))

        if i+1 < len(lines):
            if lines[i+1].startswith("- "):
                _output = True
            else:
                _output = False #not yet, wait for it..
        else: #the last line, output anyway
            _output = True

        if _output:
            _email = MIMEMultipart('alternative')
            _email['Subject']=_subject.decode('utf-8')
            _email['From']="todo@scateu.me"
            _part= MIMEText(u'\n\r'.join(_comment)+u"\n\r-- \n\rImported from Taskpaper","plain","utf-8")
            _email.attach(_part)
            print _email
            _subject = ""
            _comment = []

convert-todo-txt-to-eml.py

# -*- coding: utf-8
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
import sys

with open(sys.argv[-1]) as f:
    lines = f.readlines()
    for l in lines:
        _email = MIMEMultipart('alternative')
        _email['Subject']=l.replace('\r','').replace('\n','').decode('utf-8')
        _email['From']="todo@scateu.me"
        _part= MIMEText(u"Imported from todo.txt","plain","utf-8")
        _email.attach(_part)
        print _email

preprocess_taskpaper.sh

sed=gsed

if [ ! $# -eq 1 ] 
then
	echo "Usage: preprocess_taskpaper.sh <todo.taskpaper>"
	exit -1
fi

$sed -i "/^$/d" $1
$sed -i "s/@autodone(false)//" $1
$sed -i "s/@parallel(true)//" $1
$sed -i "s/@context(\(.*\))/@\1/" $1
$sed -i "s/@defer(\(.*\) .*)/t:\1 /" $1
$sed -i "s/@due(\(.*\) .*)/due:\1 /" $1