fpdb/pyfpdb/Database.py
Ray f1530860d2 Fixed problem with unreliable fav_seat placement.
Eliminated special query to get actual seat by
incorporating in to stat_dict query. Provided for
graceful skipping of hands when there is an error
in a query in the read_stdin() thread. Left
intermediate prints for use of others.
2009-02-23 21:33:23 -05:00

221 lines
7.9 KiB
Python
Executable File

#!/usr/bin/env python
"""Database.py
Create and manage the database objects.
"""
# Copyright 2008, Ray E. Barker
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
########################################################################
# postmaster -D /var/lib/pgsql/data
# Standard Library modules
import sys
import traceback
# pyGTK modules
# FreePokerTools modules
import Configuration
import SQL
class Database:
def __init__(self, c, db_name, game):
if c.supported_databases[db_name].db_server == 'postgresql':
# psycopg2 database module for posgres via DB-API
import psycopg2
try:
self.connection = psycopg2.connect(host = c.supported_databases[db_name].db_ip,
user = c.supported_databases[db_name].db_user,
password = c.supported_databases[db_name].db_pass,
database = c.supported_databases[db_name].db_name)
except:
print "Error opening database connection %s. See error log file." % (file)
traceback.print_exc(file=sys.stderr)
print "press enter to continue"
sys.stdin.readline()
sys.exit()
elif c.supported_databases[db_name].db_server == 'mysql':
# mysql bindings
import MySQLdb
try:
self.connection = MySQLdb.connect(host = c.supported_databases[db_name].db_ip,
user = c.supported_databases[db_name].db_user,
passwd = c.supported_databases[db_name].db_pass,
db = c.supported_databases[db_name].db_name)
cur_iso = self.connection.cursor()
cur_iso.execute('SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED')
cur_iso.close()
except:
print "Error opening database connection %s. See error log file." % (file)
traceback.print_exc(file=sys.stderr)
print "press enter to continue"
sys.stdin.readline()
sys.exit()
else:
print "Database = %s not recognized." % (c.supported_databases[db_name].db_server)
sys.stderr.write("Database not recognized, exiting.\n")
print "press enter to continue"
sys.exit()
self.type = c.supported_databases[db_name].db_type
self.sql = SQL.Sql(game = game, type = self.type)
def close_connection(self):
self.connection.close()
def get_table_name(self, hand_id):
c = self.connection.cursor()
c.execute(self.sql.query['get_table_name'], (hand_id, ))
row = c.fetchone()
return row
def get_last_hand(self):
c = self.connection.cursor()
c.execute(self.sql.query['get_last_hand'])
row = c.fetchone()
return row[0]
def get_xml(self, hand_id):
c = self.connection.cursor()
c.execute(self.sql.query['get_xml'], (hand_id))
row = c.fetchone()
return row[0]
def get_recent_hands(self, last_hand):
c = self.connection.cursor()
c.execute(self.sql.query['get_recent_hands'], {'last_hand': last_hand})
return c.fetchall()
def get_hand_info(self, new_hand_id):
c = self.connection.cursor()
c.execute(self.sql.query['get_hand_info'], new_hand_id)
return c.fetchall()
def get_actual_seat(self, hand_id, name):
c = self.connection.cursor()
c.execute(self.sql.query['get_actual_seat'], (hand_id, name))
row = c.fetchone()
return row[0]
# def get_cards(self, hand):
# this version is for the PTrackSv2 db
# c = self.connection.cursor()
# c.execute(self.sql.query['get_cards'], hand)
# colnames = [desc[0] for desc in c.description]
# cards = {}
# for row in c.fetchall():
# s_dict = {}
# for name, val in zip(colnames, row):
# s_dict[name] = val
# cards[s_dict['seat_number']] = s_dict
# return (cards)
def get_cards(self, hand):
# this version is for the fpdb db
c = self.connection.cursor()
c.execute(self.sql.query['get_cards'], hand)
colnames = [desc[0] for desc in c.description]
cards = {}
for row in c.fetchall():
s_dict = {}
for name, val in zip(colnames, row):
s_dict[name] = val
cards[s_dict['seat_number']] = s_dict
return (cards)
def get_action_from_hand(self, hand_no):
action = [ [], [], [], [], [] ]
c = self.connection.cursor()
c.execute(self.sql.query['get_action_from_hand'], (hand_no))
for row in c.fetchall():
street = row[0]
act = row[1:]
action[street].append(act)
return action
def get_winners_from_hand(self, hand):
"""Returns a hash of winners:amount won, given a hand number."""
winners = {}
c = self.connection.cursor()
c.execute(self.sql.query['get_winners_from_hand'], (hand))
for row in c.fetchall():
winners[row[0]] = row[1]
return winners
def get_stats_from_hand(self, hand, aggregate = False):
c = self.connection.cursor()
if aggregate:
query = 'get_stats_from_hand_aggregated'
subs = (hand, hand, hand)
else:
query = 'get_stats_from_hand'
subs = (hand, hand)
# now get the stats
c.execute(self.sql.query[query], subs)
colnames = [desc[0] for desc in c.description]
stat_dict = {}
for row in c.fetchall():
t_dict = {}
for name, val in zip(colnames, row):
t_dict[name] = val
stat_dict[t_dict['player_id']] = t_dict
return stat_dict
def get_player_id(self, config, site, player_name):
print "site = %s, player name = %s" % (site, player_name)
c = self.connection.cursor()
c.execute(self.sql.query['get_player_id'], {'player': player_name, 'site': site})
row = c.fetchone()
return row[0]
if __name__=="__main__":
c = Configuration.Config()
db_connection = Database(c, 'fpdb', 'holdem') # mysql fpdb holdem
# db_connection = Database(c, 'fpdb-p', 'test') # mysql fpdb holdem
# db_connection = Database(c, 'PTrackSv2', 'razz') # mysql razz
# db_connection = Database(c, 'ptracks', 'razz') # postgres
print "database connection object = ", db_connection.connection
print "database type = ", db_connection.type
h = db_connection.get_last_hand()
print "last hand = ", h
hero = db_connection.get_player_id(c, 'PokerStars', 'nutOmatic')
print "nutOmatic is id_player = %d" % hero
stat_dict = db_connection.get_stats_from_hand(h)
for p in stat_dict.keys():
print p, " ", stat_dict[p]
print "nutOmatics stats:"
stat_dict = db_connection.get_stats_from_hand(h, hero)
for p in stat_dict.keys():
print p, " ", stat_dict[p]
db_connection.close_connection
print "press enter to continue"
sys.stdin.readline()