1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
import json
import sys
from collections import namedtuple
from functools import cache
from pathlib import Path
from typing import Optional
import psycopg
from com import eval_config, progressbar
Note = namedtuple("Note", ["renote_id", "reply_id", "user_id"])
Tree = namedtuple("Tree", ["id", "replies", "renotes"])
config = eval_config()
conn: psycopg.Connection = config["connect"]()
user_id: str = config["user_id"]
early_exit: Optional[int] = config.get("early_exit")
print("fetching note ids", file=sys.stderr)
note_ids = set()
cur = conn.execute(
'select id from note where "userId" = %s and not ("renoteId" is not null and text is null)',
[user_id],
)
while rows := cur.fetchmany(0xFF):
for row in rows:
note_ids.add(row[0])
if early_exit and len(note_ids) > early_exit:
break
@cache
def get_note(id: str) -> Note:
return Note(
*conn.execute(
'select "renoteId", "replyId", "userId" from note where id = %s', [id]
).fetchone()
)
roots = {}
trees = {}
def tree_init(id: str, seek: bool = True) -> Tree:
if tree := trees.get(id):
return tree
tree = Tree(id, [], [])
note = get_note(id)
if note.reply_id or note.renote_id:
if note.reply_id:
p_tree = tree_init(note.reply_id)
p_tree.replies.append(tree)
if note.renote_id:
r_tree = tree_init(note.renote_id, False)
r_tree.renotes.append(tree)
else:
roots[id] = tree
trees[id] = tree
return tree
def make_widgets(msg, trees, roots):
widgets = [
f"{msg} ",
progressbar.Percentage(),
" ",
progressbar.Bar(),
" ",
progressbar.SimpleProgress("%(value_s)s/%(max_value_s)s"),
" ",
]
if trees:
widgets += [progressbar.Variable("trees"), " "]
if roots:
widgets += [progressbar.Variable("roots"), " "]
widgets += [progressbar.ETA()]
return widgets
pb = progressbar.ProgressBar(
0,
len(note_ids),
widgets=make_widgets("building trees", True, True),
)
for note_id in note_ids:
tree_init(note_id)
pb.increment(trees=len(trees), roots=len(roots))
pb.finish()
def traverse(tree: Tree):
note = get_note(tree.id)
if note.user_id == user_id:
expand(tree)
else:
for child in tree.replies:
traverse(child)
def expand(tree: Tree):
for row in conn.execute(
"select id from note_replies(%s, 1, 1000)", [tree.id]
).fetchall():
if row[0] in trees:
continue
note = get_note(row[0])
new = Tree(row[0], [], [])
if note.reply_id == tree.id:
# is a reply
tree.replies.append(new)
trees[row[0]] = new
if note.renote_id == tree.id:
# is a renote
tree.renotes.append(new)
trees[row[0]] = new
for child in tree.replies:
expand(child)
roots_len = len(roots)
pb = progressbar.ProgressBar(
0, roots_len, widgets=make_widgets("expanding roots", True, False)
)
for root in roots.values():
traverse(root)
pb.increment(trees=len(trees))
pb.finish()
with Path("graph.db").open("w") as f:
pb = progressbar.ProgressBar(
0, len(trees), widgets=make_widgets("saving graph", False, False)
)
for key, tree in trees.items():
note = get_note(tree.id)
is_root = tree.id in roots
f.write(f"{tree.id}\t")
f.write(",".join((reply.id for reply in tree.replies)))
f.write(f"\t")
f.write(",".join((renote.id for renote in tree.renotes)))
f.write(f"\t")
flags = []
if tree.id in roots:
flags.append("root")
if note.user_id == user_id:
flags.append("self")
f.write(",".join(flags))
f.write(f"\n")
pb.increment()
pb.finish()
|
