├── README.md
└── quinetweet.py


/README.md:
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1 | # quinetweet
2 | Code to generate a tweet that quotes itself—specifically this one: https://twitter.com/quinetweet/status/1309951041321013248  
3 | Write up at: https://oisinmoran.com/quinetweet
4 | 


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/quinetweet.py:
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 1 | from datetime import datetime
 2 | import subprocess
 3 | import json
 4 | 
 5 | OFFSET = 1288834974657
 6 | TIME_DIFF = 359
 7 | MACHINE_ID = 377
 8 | N = 10
 9 | 
10 | def tweet_id_from_timestamp(utcdttime):
11 |     tstamp = utcdttime.timestamp()
12 |     tid = int(tstamp * 1000) - OFFSET
13 |     return tid << 22
14 | 
15 | def tweet_id_to_parts(tid):
16 |     timestamp = tid >> 22
17 |     machine_id = (tid >> 12) & (2**10-1)
18 |     seq_no = tid & (2**12-1)
19 |     return timestamp, machine_id, seq_no
20 | 
21 | def compare_ids(guessed_id, real_id):
22 |     guessed_ts, guessed_mid, guessed_sno = tweet_id_to_parts(guessed_id)
23 |     real_ts, real_mid, real_sno = tweet_id_to_parts(real_id)
24 |     ms = guessed_ts - real_ts
25 |     mid_diff =  guessed_mid - real_mid
26 |     sno_diff = guessed_sno - real_sno
27 |     return ms, mid_diff, sno_diff
28 | 
29 | def guess_tweet_id(time_diff=0, machine_id=0):
30 |     tid = tweet_id_from_timestamp(datetime.now())
31 |     tid += machine_id << 12
32 |     tid += time_diff << 22
33 |     return tid
34 | 
35 | def guess():
36 |     for _ in range(N):
37 |         guessed_id = guess_tweet_id(TIME_DIFF, MACHINE_ID)
38 |         command = f"twurl -d 'status=https://twitter.com/quinetweet/status/{guessed_id}' /1.1/statuses/update.json"
39 |         op = subprocess.check_output(command, shell=True)
40 |         actual_id = json.loads(op.decode())["id"]
41 |         print(actual_id)
42 |         time, mid, sno = compare_ids(guessed_id, actual_id)
43 |         print(time, mid, sno)
44 |         if (time, mid, sno) == (0, 0, 0):
45 |             print("Success")
46 |             break
47 | 
48 | guess()
49 | 


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