KemoFureApi/modules/Archive/database.py

155 lines
6.4 KiB
Python

import json
from flask import Flask
from .databaseController import DatabaseController
from .endpoints.query import Query
from .endpoints.post import GetPost
from .endpoints.posts import GetPosts
from .endpoints.set_action import SetAction
from .endpoints.posts_count import GetPostsCount
from .endpoints.account_stats import AccountStats
def get_post_dictionary(id, error_id, action_taken, text, files, date, x_handle, x_rating):
if files == "" or files is None:
files = []
else:
files = files.split(',')
dict = {"id": id, "id_str": str(id), "error_id": error_id, "action_taken": action_taken, "text": text, "files": files, "date": date, "handle": x_handle, "rating": x_rating}
if error_id == -1:
del(dict["error_id"])
if action_taken == -1:
del(dict["action_taken"])
return dict
class Database:
db : DatabaseController = None
app : Flask = None
def __init__(self, api) -> None:
self.app = api.app
if "Archive" in self.app.databases:
del self.app.databases["Archive"]
self.reload_data()
self.app.databases["Archive"] = self
api.add_resource(Query, "/Archive/Query")
api.add_resource(GetPost, "/Archive/GetPost/<id>")
api.add_resource(GetPosts, "/Archive/GetPosts")
api.add_resource(GetPostsCount, "/Archive/GetPosts/Count")
api.add_resource(AccountStats, "/Archive/AccountStats")
api.add_resource(SetAction, "/Archive/SetAction")
def get_accounts(self):
query = f'''
SELECT x_handle, id FROM accounts
ORDER BY x_handle ASC'''
results = self.db.run_query(query)
accounts = []
if results is not None:
accounts = [{"x_handle": result[0], "id": result[1]} for result in results]
return accounts
def get_account_stats(self):
query = '''SELECT x_handle,
SUM(IIF(x_posts.action_taken = 0, 1, 0)) as undecided,
SUM(IIF(x_posts.action_taken = 1, 1, 0)) as approved,
SUM(IIF(x_posts.action_taken = 2, 1, 0)) as deleted,
SUM(IIF(x_posts.action_taken = 3, 1, 0)) as hidden,
SUM(IIF(x_post_details.id is NULL, 1, 0)) as invalid
FROM x_posts
LEFT JOIN accounts on accounts.id = x_posts.account_id
LEFT JOIN x_post_details on x_post_details.id = x_posts.id
GROUP BY account_id
ORDER BY x_handle'''
results = self.db.run_query(query)
return [{"x_handle": result[0], "undecided": result[1], "approved": result[2], "deleted": result[3], "hidden": result[4], "invalid": result[5]} for result in results]
def get_post(self, id):
query = f'''SELECT x_posts.id, x_posts.error_id, x_posts.action_taken, x_post_details.text, x_post_details.files, x_post_details.date, accounts.x_handle, accounts.rating from x_posts
LEFT JOIN x_post_details
ON x_posts.id = x_post_details.id
LEFT JOIN accounts
ON x_posts.account_id = accounts.id WHERE x_posts.id = {id}'''
result = self.db.run_query(query)
if len(result) == 0:
return None
else:
#return most recent post
result = result[-1]
return get_post_dictionary(result[0], result[1], result[2], result[3], result[4], result[5], result[6], result[7])
def build_where_query(self, artist, actions_taken = [0, 1, 2, 3], last_id = -1, include_ratings = ["SFW", "NSFW"]):
where_query = "WHERE x_post_details.id NOT NULL AND x_posts.error_id = 0"
if last_id != -1:
where_query += f" AND x_posts.id < {last_id}"
if actions_taken != [0, 1, 2, 3]:
where_query += " AND (" + " OR ".join([f"x_posts.action_taken = {action}" for action in actions_taken]) + ")"
if include_ratings != ["SFW", "NSFW", "NSFL"]:
where_query += " AND (" + " OR ".join([f'accounts.rating = "{rating}"' for rating in include_ratings]) + ")"
if artist is not None and artist != "":
where_query += f' AND accounts.x_handle = "{artist}"'
return where_query
def get_posts_count(self, artist, actions_taken = [0, 1, 2, 3], last_id = -1, include_ratings = ["SFW", "NSFW"]):
where_query = self.build_where_query(artist, actions_taken, last_id, include_ratings)
query = f'''
SELECT count(*) FROM x_posts
LEFT JOIN x_post_details
ON x_posts.id = x_post_details.id
LEFT JOIN accounts
ON x_posts.account_id = accounts.id
{where_query}'''
result = self.db.run_query(query)
return result[0][0]
def get_posts(self, num_posts, artist, actions_taken = [0, 1, 2, 3], last_id = -1, offset = 0, include_ratings = ["SFW", "NSFW"], order = "DESC"):
num_posts = max(1, min(num_posts, 100))
order_by = "RANDOM()" if order == "RAND" else "x_posts.id ASC" if order == "ASC" else "x_posts.id DESC"
where_query = self.build_where_query(artist, actions_taken, last_id, include_ratings)
query = f'''
SELECT x_posts.id, x_posts.action_taken, x_post_details.text, x_post_details.files, x_post_details.date, accounts.x_handle, accounts.rating FROM x_posts
LEFT JOIN x_post_details
ON x_posts.id = x_post_details.id
LEFT JOIN accounts
ON x_posts.account_id = accounts.id
{where_query}
ORDER BY {order_by}
LIMIT {num_posts} OFFSET {offset}'''
results = self.db.run_query(query)
posts = []
if results is not None:
for result in results:
posts.append(get_post_dictionary(result[0], -1, result[1], result[2], result[3], result[4], result[5], result[6]))
return posts
def wrap_query_response(self, result, mode = "json"):
if result is None:
response = self.app.response_class(status=400)
else:
if mode == "json":
response = self.app.response_class(
response=json.dumps(result, ensure_ascii=False, indent=1),
status=200,
mimetype='application/json'
)
elif mode == "text":
response = self.app.response_class(
response=str(result),
status=200,
mimetype='text/plain'
)
response.headers.add("Access-Control-Allow-Origin", "*")
return response
def reload_data(self):
self.db = DatabaseController("/home/pi/python/Katbots/JapariArchive/database.db")