HPI/my/instapaper.py
2019-10-01 22:56:11 +01:00

134 lines
3.3 KiB
Python

from datetime import datetime
import json
from pathlib import Path
from typing import NamedTuple, Optional, List, Dict, Iterator, Tuple
from collections import OrderedDict
import pytz
from . import paths
from .common import group_by_key
def get_files():
return list(sorted(Path(paths.instapexport.export_dir).glob('*.json')))
Bid = str
Hid = str
class Highlight(NamedTuple):
dt: datetime
uid: Hid
bid: Bid
text: str
note: Optional[str]
url: str
title: str
@property
def instapaper_link(self) -> str:
return f'https://www.instapaper.com/read/{self.bid}/{self.uid}'
class Bookmark(NamedTuple):
bid: Bid
dt: datetime
url: str
title: str
@property
def instapaper_link(self) -> str:
return f'https://www.instapaper.com/read/{self.bid}'
class Page(NamedTuple):
bookmark: Bookmark
highlights: List[Highlight]
BDict = Dict[Bid, Bookmark]
HDict = Dict[Hid, Highlight]
def get_stuff(limit=0) -> Tuple[BDict, HDict]:
def make_dt(time) -> datetime:
return pytz.utc.localize(datetime.utcfromtimestamp(time))
def dkey(x):
return lambda d: d[x]
all_bks: BDict = OrderedDict()
all_hls: HDict = OrderedDict()
# TODO can restore url by bookmark id
for f in get_files()[-limit:]:
with f.open('r') as fo:
j = json.load(fo)
for b in sorted(j['bookmarks'], key=dkey('time')):
bid = str(b['bookmark_id'])
prevb = all_bks.get(bid, None)
# assert prev is None or prev == b, '%s vs %s' % (prev, b)
# TODO shit, ok progress can change apparently
all_bks[bid] = Bookmark(
bid=bid,
dt=make_dt(b['time']),
url=b['url'],
title=b['title'],
)
hls = j['highlights']
for h in sorted(hls, key=dkey('time')):
hid = str(h['highlight_id'])
bid = str(h['bookmark_id'])
# TODO just reference to bookmark in hightlight?
bk = all_bks[bid]
h = Highlight(
uid=hid,
bid=bk.bid,
dt=make_dt(h['time']),
text=h['text'],
note=h['note'],
url=bk.url,
title=bk.title,
)
prev = all_hls.get(hid, None)
assert prev is None or prev == h
all_hls[hid] = h
return all_bks, all_hls
def iter_highlights(**kwargs) -> Iterator[Highlight]:
return iter(get_stuff(**kwargs)[1].values())
def get_highlights(**kwargs) -> List[Highlight]:
return list(iter_highlights(**kwargs))
def get_todos() -> List[Highlight]:
def is_todo(h):
note = h.note or ''
note = note.lstrip().lower()
return note.startswith('todo')
return list(filter(is_todo, iter_highlights()))
def get_pages(**kwargs) -> List[Page]:
bms, hls = get_stuff(**kwargs)
groups = group_by_key(hls.values(), key=lambda h: h.bid)
pages = []
# TODO how to make sure there are no dangling bookmarks?
for bid, bm in bms.items():
pages.append(Page(
bookmark=bm,
highlights=sorted(groups.get(bid, []), key=lambda b: b.dt),
))
return pages
def test_get_todos():
for t in get_todos():
print(t)
def main():
for h in get_todos():
print(h)