mirror of
https://github.com/lnbits/lnbits-legend.git
synced 2024-11-19 09:54:21 +01:00
84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
import warnings
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import click
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import importlib
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import re
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import os
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import sqlite3
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from .core import migrations as core_migrations
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from .db import open_db, open_ext_db
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from .helpers import get_valid_extensions, get_css_vendored, get_js_vendored, url_for_vendored
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from .settings import LNBITS_PATH
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@click.command("migrate")
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def db_migrate():
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migrate_databases()
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@click.command("assets")
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def handle_assets():
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transpile_scss()
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bundle_vendored()
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def transpile_scss():
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with warnings.catch_warnings():
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warnings.simplefilter("ignore")
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from scss.compiler import compile_string # type: ignore
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with open(os.path.join(LNBITS_PATH, "static/scss/base.scss")) as scss:
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with open(os.path.join(LNBITS_PATH, "static/css/base.css"), "w") as css:
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css.write(compile_string(scss.read()))
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def bundle_vendored():
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for getfiles, outputpath in [
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(get_js_vendored, os.path.join(LNBITS_PATH, "static/bundle.js")),
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(get_css_vendored, os.path.join(LNBITS_PATH, "static/bundle.css")),
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]:
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output = ""
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for path in getfiles():
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with open(path) as f:
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output += "/* " + url_for_vendored(path) + " */\n" + f.read() + ";\n"
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with open(outputpath, "w") as f:
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f.write(output)
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def migrate_databases():
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"""Creates the necessary databases if they don't exist already; or migrates them."""
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with open_db() as core_db:
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try:
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rows = core_db.fetchall("SELECT * FROM dbversions")
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except sqlite3.OperationalError:
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# migration 3 wasn't ran
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core_migrations.m000_create_migrations_table(core_db)
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rows = core_db.fetchall("SELECT * FROM dbversions")
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current_versions = {row["db"]: row["version"] for row in rows}
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matcher = re.compile(r"^m(\d\d\d)_")
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def run_migration(db, migrations_module):
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db_name = migrations_module.__name__.split(".")[-2]
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for key, run_migration in migrations_module.__dict__.items():
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match = match = matcher.match(key)
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if match:
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version = int(match.group(1))
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if version > current_versions.get(db_name, 0):
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print(f"running migration {db_name}.{version}")
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run_migration(db)
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core_db.execute(
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"INSERT OR REPLACE INTO dbversions (db, version) VALUES (?, ?)", (db_name, version)
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)
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run_migration(core_db, core_migrations)
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for ext in get_valid_extensions():
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try:
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ext_migrations = importlib.import_module(f"lnbits.extensions.{ext.code}.migrations")
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with open_ext_db(ext.code) as db:
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run_migration(db, ext_migrations)
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except ImportError:
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raise ImportError(f"Please make sure that the extension `{ext.code}` has a migrations file.")
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