2 import sqlalchemy.sql.expression as expr
3 from datetime import datetime
4 from sqlalchemy.orm import aliased
5 from xonstat.models import *
6 from xonstat.util import *
8 log = logging.getLogger(__name__)
10 class RecentGame(object):
12 This is a helper class to facilitate showing recent games
13 data within mako. The idea is to take the results of a query
14 and transform it into class members easily accessible later.
15 It is like a namedtuple but a little easier to form.
17 The constructor takes a query row that has been fetched, and
18 it requires the following columns to be present in the row:
20 game_id, game_type_cd, game_type_descr, winner, start_dt,
21 server_id, server_name, map_id, map_name, player_id, nick,
24 The following columns are optional:
28 This class is meant to be used in conjunction with recent_games_q,
29 which will return rows matching this specification.
31 def __init__(self, row):
32 self.game_id = row.game_id
33 self.game_type_cd = row.game_type_cd
34 self.game_type_descr = row.game_type_descr
35 self.winner = row.winner
36 self.start_dt = row.start_dt
37 self.fuzzy_date = pretty_date(row.start_dt)
38 self.epoch = timegm(row.start_dt.timetuple())
39 self.server_id = row.server_id
40 self.server_name = row.server_name
41 self.map_id = row.map_id
42 self.map_name = row.map_name
43 self.player_id = row.player_id
45 self.nick_html_colors = html_colors(row.nick)
50 self.elo_delta = row.elo_delta
56 "game_id": self.game_id,
57 "game_type_cd": self.game_type_cd,
58 "game_type_descr": self.game_type_descr,
59 "winner": self.winner,
60 "start_dt": self.start_dt,
61 "fuzzy_dt": self.fuzzy_date,
63 "server_id": self.server_id,
64 "server_name": self.server_name,
65 "map_id": self.map_id,
66 "map_name": self.map_name,
67 "player_id": self.player_id,
69 "nick_html_colors": self.nick_html_colors,
72 "elo_delta": self.elo_delta,
76 return "<RecentGame(id=%s, gametype=%s, server=%s, map=%s)>" % (self.game_id, self.game_type_cd, self.server_name, self.map_name)
79 def recent_games_q(server_id=None, map_id=None, player_id=None,
80 game_type_cd=None, cutoff=None, force_player_id=False):
82 Returns a SQLA query of recent game data. Parameters filter
83 the results returned if they are provided. If not, it is
84 assumed that results from all servers and maps is desired.
86 The cutoff parameter provides a way to limit how far back to
87 look when querying. Only games that happened on or after the
88 cutoff (which is a datetime object) will be returned.
90 pgstat_alias = aliased(PlayerGameStat, name='pgstat_alias')
92 recent_games_q = DBSession.query(Game.game_id, GameType.game_type_cd,
93 Game.winner, Game.start_dt, GameType.descr.label('game_type_descr'),
94 Server.server_id, Server.name.label('server_name'), Map.map_id,
95 Map.name.label('map_name'), PlayerGameStat.player_id,
96 PlayerGameStat.nick, PlayerGameStat.rank, PlayerGameStat.team,
97 PlayerGameStat.elo_delta).\
98 filter(Game.server_id==Server.server_id).\
99 filter(Game.map_id==Map.map_id).\
100 filter(Game.game_id==PlayerGameStat.game_id).\
101 filter(Game.game_type_cd==GameType.game_type_cd).\
102 order_by(expr.desc(Game.game_id))
104 # the various filters provided get tacked on to the query
105 if server_id is not None:
106 recent_games_q = recent_games_q.\
107 filter(Server.server_id==server_id)
109 if map_id is not None:
110 recent_games_q = recent_games_q.\
111 filter(Map.map_id==map_id)
113 # Note: force_player_id makes the pgstat row returned be from the
114 # specified player_id. Otherwise it will just look for a game
115 # *having* that player_id, but returning the #1 player's pgstat row
116 if player_id is not None:
118 recent_games_q = recent_games_q.\
119 filter(PlayerGameStat.player_id==player_id)
121 recent_games_q = recent_games_q.\
122 filter(PlayerGameStat.rank==1).\
123 filter(Game.game_id==pgstat_alias.game_id).\
124 filter(pgstat_alias.player_id==player_id)
126 recent_games_q = recent_games_q.\
127 filter(PlayerGameStat.rank==1)
129 if game_type_cd is not None:
130 recent_games_q = recent_games_q.\
131 filter(Game.game_type_cd==game_type_cd.lower())
133 if cutoff is not None:
134 right_now = datetime.utcnow()
135 recent_games_q = recent_games_q.\
136 filter(expr.between(Game.create_dt, cutoff, right_now))
138 return recent_games_q