115 lines
5.2 KiB
Python
115 lines
5.2 KiB
Python
# ===============================================================================
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# Copyright (C) 2010 Diego Duclos
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#
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# This file is part of pyfa.
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#
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# pyfa is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# pyfa is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with pyfa. If not, see <http://www.gnu.org/licenses/>.
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# ===============================================================================
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import sqlalchemy
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import logging
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logger = logging.getLogger(__name__)
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class DatabaseCleanup:
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def __init__(self):
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pass
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@staticmethod
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def OrphanedCharacterSkills(saveddata_engine):
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# Finds and fixes database corruption issues.
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logger.debug("Start databsae validation and cleanup.")
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# Find orphaned character skills.
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# This solves an issue where the character doesn't exist, but skills for that character do.
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# See issue #917
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try:
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logger.debug("Running database cleanup for character skills.")
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results = saveddata_engine.execute("SELECT COUNT(*) AS num FROM characterSkills "
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"WHERE characterID NOT IN (SELECT ID from characters)")
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row = results.first()
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if row and row['num'] > 0:
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delete = saveddata_engine.execute("DELETE FROM characterSkills WHERE characterID NOT IN (SELECT ID from characters)")
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logger.error("Database corruption found. Cleaning up %d records.", delete.rowcount)
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except sqlalchemy.exc.DatabaseError:
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logger.error("Failed to connect to database.")
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@staticmethod
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def OrphanedFitDamagePatterns(saveddata_engine):
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# Find orphaned damage patterns.
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# This solves an issue where the damage pattern doesn't exist, but fits reference the pattern.
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# See issue #777
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try:
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logger.debug("Running database cleanup for orphaned damage patterns attached to fits.")
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results = saveddata_engine.execute("SELECT COUNT(*) AS num FROM fits WHERE damagePatternID not in (select ID from damagePatterns)")
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row = results.first()
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if row and row['num'] > 0:
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# Get Uniform damage pattern ID
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uniform_results = saveddata_engine.execute("select ID from damagePatterns WHERE name = 'Uniform'")
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uniform_result_count = 0
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uniform_damage_pattern_id = 0
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for uniform_result in uniform_results:
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uniform_damage_pattern_id = uniform_result[0]
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uniform_result_count += 1
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if uniform_result_count == 0:
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logger.error("Missing uniform damage pattern.")
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elif uniform_result_count > 1:
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logger.error("More than one uniform damage pattern found.")
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else:
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update = saveddata_engine.execute("UPDATE 'fits' SET 'damagePatternID' = ? "
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"WHERE damagePatternID NOT IN (SELECT ID FROM damagePatterns)",
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uniform_damage_pattern_id)
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logger.error("Database corruption found. Cleaning up %d records.", update.rowcount)
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except sqlalchemy.exc.DatabaseError:
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logger.error("Failed to connect to database.")
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@staticmethod
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def OrphanedFitCharacterIDs(saveddata_engine):
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# Find orphaned character IDs. This solves an issue where the character doesn't exist, but fits reference the pattern.
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try:
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logger.debug("Running database cleanup for orphaned characters attached to fits.")
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results = saveddata_engine.execute("SELECT COUNT(*) AS num FROM fits WHERE characterID NOT IN (SELECT ID FROM characters)")
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row = results.first()
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if row and row['num'] > 0:
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# Get All 5 character ID
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all5_results = saveddata_engine.execute("SELECT ID FROM characters WHERE name = 'All 5'")
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all5_result_count = 0
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all5_id = 0
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for all5_result in all5_results:
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all5_id = all5_result[0]
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all5_result_count += 1
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if all5_result_count == 0:
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logger.error("Missing 'All 5' character.")
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elif all5_result_count > 1:
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logger.error("More than one 'All 5' character found.")
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else:
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update = saveddata_engine.execute("UPDATE 'fits' SET 'damagePatternID' = ? "
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"WHERE damagePatternID not in (select ID from damagePatterns)",
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all5_id)
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logger.error("Database corruption found. Cleaning up %d records.", update.rowcount)
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except sqlalchemy.exc.DatabaseError:
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logger.error("Failed to connect to database.")
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