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40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
import os
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import sqlite3
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from expiringdict import ExpiringDict
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DEFAULT_DB_PATH = "db/suggestions.db"
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class Database:
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def __init__(self, db_path=DEFAULT_DB_PATH, max_cache_len=1000, max_cache_age=30):
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# Legacy check - this can be removed at some point in the near future
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if os.path.isfile("suggestions.db") and not os.path.isfile("db/suggestions.db"):
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print("Migrating {} to {}".format("suggestions.db", "db/suggestions.db"))
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try:
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os.rename("suggestions.db", "db/suggestions.db")
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except Exception as e:
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print(str(e))
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self.db_path = db_path
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self.cache = ExpiringDict(max_len=max_cache_len, max_age_seconds=max_cache_age)
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# Make sure to do data synchronization on writes!
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self.c = sqlite3.connect(db_path, check_same_thread=False)
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self.c.execute(
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"""CREATE TABLE IF NOT EXISTS suggestions (
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"q" TEXT NOT NULL,
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"s" TEXT NOT NULL,
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"source" TEXT NOT NULL,
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"target" TEXT NOT NULL
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);"""
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)
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def add(self, q, s, source, target):
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self.c.execute(
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"INSERT INTO suggestions (q, s, source, target) VALUES (?, ?, ?, ?)",
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(q, s, source, target),
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)
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self.c.commit()
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return True
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