check if a table exists before making it instead of catching the sqlite
exception
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parent
33b48f5ea3
commit
8386e45343
1 changed files with 23 additions and 29 deletions
52
Database.py
52
Database.py
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@ -265,65 +265,59 @@ class Database(object):
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def execute(self, query, params=[]):
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return self._execute_fetch(query, lambda cursor: None, params)
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def has_table(self, table_name):
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result = self.execute_fetchone("""SELECT COUNT(*) FROM
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sqlite_master WHERE type='table' AND name=?""",
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[table_name])
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return result[0] == 1
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def make_servers_table(self):
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try:
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if not self.has_table("servers"):
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self.execute("""CREATE TABLE servers
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(server_id INTEGER PRIMARY KEY,
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hostname TEXT, port INTEGER, password TEXT,
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ipv4 BOOLEAN, tls BOOLEAN, nickname TEXT,
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username TEXT, realname TEXT)""")
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except sqlite3.Error as e:
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pass
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def make_bot_settings_table(self):
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try:
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if not self.has_table("bot_settings"):
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self.execute("""CREATE TABLE bot_settings
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(setting TEXT PRIMARY KEY, value TEXT)""")
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except sqlite3.Error as e:
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return
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self.execute("""CREATE INDEX bot_settings_index ON
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bot_settings (setting)""")
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self.execute("""CREATE INDEX bot_settings_index
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ON bot_settings (setting)""")
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def make_server_settings_table(self):
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try:
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if not self.has_table("server_settings"):
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self.execute("""CREATE TABLE server_settings
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(server_id INTEGER, setting TEXT, value TEXT,
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FOREIGN KEY(server_id) REFERENCES
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servers(server_id) ON DELETE CASCADE,
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PRIMARY KEY (server_id, setting))""")
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except sqlite3.Error as e:
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return
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self.execute("""CREATE INDEX server_settings_index ON
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server_settings (server_id, setting)""")
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self.execute("""CREATE INDEX server_settings_index
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ON server_settings (server_id, setting)""")
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def make_channel_settings_table(self):
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try:
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if not self.has_table("channel_settings"):
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self.execute("""CREATE TABLE channel_settings
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(server_id INTEGER, channel TEXT, setting TEXT,
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value TEXT, FOREIGN KEY (server_id) REFERENCES
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servers(server_id) ON DELETE CASCADE,
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PRIMARY KEY (server_id, channel, setting))""")
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except sqlite3.Error as e:
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return
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self.execute("""CREATE INDEX channel_settings_index ON
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channel_settings (server_id, channel, setting)""")
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self.execute("""CREATE INDEX channel_settings_index
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ON channel_settings (server_id, channel, setting)""")
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def make_user_settings_table(self):
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try:
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if not self.has_table("user_settings"):
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self.execute("""CREATE TABLE user_settings
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(server_id INTEGER, nickname TEXT, setting TEXT,
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value TEXT, FOREIGN KEY (server_id) REFERENCES
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servers(server_id) ON DELETE CASCADE,
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PRIMARY KEY (server_id, nickname, setting))""")
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except sqlite3.Error as e:
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return
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self.execute("""CREATE INDEX user_settings_index ON
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user_settings (server_id, nickname, setting)""")
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self.execute("""CREATE INDEX user_settings_index ON
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user_settings (server_id, nickname, setting)""")
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def make_user_channel_settings_table(self):
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try:
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if not self.has_table("user_channel_settings"):
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self.execute("""CREATE TABLE user_channel_settings
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(server_id INTEGER, channel TEXT, nickname TEXT,
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setting TEXT, value TEXT, FOREIGN KEY (server_id)
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REFERENCES servers(server_id) ON DELETE CASCADE,
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PRIMARY KEY (server_id, nickname, channel, setting))""")
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except sqlite3.Error as e:
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return
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self.execute("""CREATE INDEX user_channel_settings_index
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ON user_channel_settings (server_id, nickname, channel,
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setting)""")
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self.execute("""CREATE INDEX user_channel_settings_index
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ON user_channel_settings (server_id, nickname, channel,
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setting)""")
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