atlas/tools/redditcrawl.py

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"""
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Setting up authentication:
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1. Head to https://www.reddit.com/prefs/apps
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2. Click "are you a developer? create an app..." on the button
3. Enter the name and description
4. Select "script" for the type
5. Enter "redirect uri" as "http://localhost:8080"
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6. Create file "credentials" with the format below
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[id] <- Under "personal use script"
[secret]
[username] <- For flair access, must be a mod, Don't do this... │
[password] <- ...if you don't know what you are doing. │
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Running:
1. Run the script
2. Input the next ID to use
3. Manually resolve errors in temp-atlas-manual.json
4. a. Use merge_out.py, or...
b. a. Copy temp-atlas.json entries into web/_js/atlas.js (mind the edits!)
b. Copy temp-read-ids.txt IDs into data/read-ids.txt
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5. Create a pull request
"""
from praw import Reddit
from praw.models import Submission
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import json
import re
import traceback
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from aformatter import format_all, validate
from pathlib import Path
import humanize
from datetime import datetime
import os
while not os.path.exists('README.md'):
os.chdir('..')
patches_dir = "data/patches/"
Path(patches_dir).mkdir(parents=True, exist_ok=True)
def set_flair(submission, flair):
if has_write_access and submission.link_flair_text != flair:
flair_choices = submission.flair.choices()
flair = next(x for x in flair_choices if x["flair_text_editable"] and flair == x["flair_text"])
submission.flair.select(flair["flair_template_id"])
with open('credentials', 'r') as file:
credentials = file.readlines()
client_id = credentials[0].strip()
client_secret = credentials[1].strip()
username = credentials[2].strip() if len(credentials) > 3 else ""
password = credentials[3].strip() if len(credentials) > 3 else ""
reddit = Reddit(
client_id=client_id,
client_secret=client_secret,
username=username,
password=password,
user_agent='atlas_bot'
)
has_write_access = not reddit.read_only
if not has_write_access:
print("Warning: No write access. Post flairs will not be updated. Waiting 5 seconds...")
# time.sleep(5)
print("Running...")
existing_ids = []
with open('data/read-ids.txt', 'r') as edit_ids_file:
for id in [x.strip() for x in edit_ids_file.readlines()]:
existing_ids.append(id)
total_all_flairs = 0
count_dupe = 0
count_fail = 0
count_success = 0
count_total = 0
with open('temp-atlas-manual.txt', 'w', encoding='utf-8') as FAIL_FILE:
submission: Submission
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for submission in reddit.subreddit('placeAtlas2').new(limit=1000):
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total_all_flairs += 1
print(f"{submission.id}: Submitted {humanize.naturaltime(datetime.utcnow() - datetime.utcfromtimestamp(submission.created_utc))}.")
# print(patches_dir + 'reddit-' + submission.id + '.json')
if submission.id in existing_ids or Path(patches_dir + 'reddit-' + submission.id + '.json').is_file():
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set_flair(submission, "Processed Entry")
print(f"{submission.id}: Submission is a duplicate! Skipped.")
if (count_dupe == 1):
print(f"{submission.id}: Second duplicate. Stopped!")
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break
print(f"{submission.id}: First duplicate. Continue running.")
count_dupe += 1
continue
print(f"{submission.id}: Processing...")
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if submission.link_flair_text == "New Entry" or submission.link_flair_text == "Edit Entry":
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try:
text = submission.selftext
rawtext = text
text = text.replace('\u200c', '')
text = re.compile(r"(\{.+\})", re.DOTALL).search(text).group(0)
# Test if it needs to escape the escape character. Usually happens on fancy mode.
try: json.loads(text)
except json.JSONDecodeError: text = re.sub(r"\\(.)", r"\1", text)
submission_json = json.loads(text)
if submission_json:
if submission.link_flair_text == "Edit Entry":
assert submission_json["id"] != -1, "Edit invalid because ID is tampered, it must not be -1!"
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else:
assert submission_json["id"] == -1, "Addition invalid because ID is tampered, it must be -1!"
submission_json_dummy = {"id": submission_json["id"], "_reddit_id": submission.id, "_author": submission.author.name}
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for key in submission_json:
if not key in submission_json_dummy:
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submission_json_dummy[key] = submission_json[key]
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submission_json = format_all(submission_json_dummy, True)
validation_status = validate(submission_json)
assert validation_status < 3, \
"Submission invalid after validation. This may be caused by not enough points on the path."
with open(f'{patches_dir}reddit-{submission.id}-{"-".join(submission.name.split()).lower()}.json', 'w', encoding='utf-8') as out_file:
out_file.write(json.dumps(submission_json, ensure_ascii=False))
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count_success += 1
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set_flair(submission, "Processed Entry")
except Exception as e:
FAIL_FILE.write(
"\n\n" + "="*40 + "\n\nSubmission ID: " +
submission.id + "\n\n" +
traceback.format_exc() + "\n\n" +
"==== RAW ====" + "\n\n" +
rawtext + "\n\n"
"==== CLEAN ====" + "\n\n" +
text + "\n\n"
)
count_fail += 1
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set_flair(submission, "Rejected Entry")
print(f"{submission.id}: Something went wrong! Rejected.")
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count_total += 1
print(f"{submission.id}: Processed!")
print(f"\n\nTotal all flairs: {total_all_flairs}\nSuccess: {count_success}/{count_total}\nFail: {count_fail}/{count_total}\nPlease check temp-atlas-manual.txt for failed entries to manually resolve.")