104 lines
3.4 KiB
Python
104 lines
3.4 KiB
Python
import helper,login,database
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from cherrypy import cpg
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from cherrypy.lib import httptools
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def create_user_dropdown_list(listname,selected = ""):
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"""
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gets a name for the generated list and, optionally, the preselected value.
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returns a <select> form as string.
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"""
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userlist = database.get_users_with_free_game_slots()
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data = '<select name="%s">' % listname
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for item in userlist:
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#check whether current item = item for preselection
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if item == selected:
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tmp = 'selected'
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else:
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tmp = ''
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data += '<option %s> %s </option>' % (tmp,item)
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data += '</select>'
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return data
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class GameCreation:
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"""
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manages the creation of games.
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"""
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def index(self,player1 = None, player2 = None, description = None,gobansize = None):
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try:
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username = cpg.request.sessionMap["username"]
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myuser = database.Users.byUsername(username)
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except:
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return helper.cs_render("templates/not_logged_in.cs")
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username = ""
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sessionid = cpg.request.sessionMap["_sessionId"]
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if myuser.sessionid == sessionid and username != "":
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if player1 != None and player2 != None and gobansize != None:
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return self.process_creation_form(player1,player2,gobansize,description)
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else:
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return self.display_game_creation_form()
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else:
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return helper.cs_render("templates/not_logged_in.cs")
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def display_game_creation_form(self, message = ""):
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"""
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prints a html form with multiple drop-down lists for choosing players,
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goban size and so on.
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TODO: authentication?
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"""
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username = cpg.request.sessionMap["username"]
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myuser = database.Users.byUsername(username)
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sessionid = cpg.request.sessionMap["_sessionId"]
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#p1data = create_user_dropdown_list("player1",username)
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#p2data = create_user_dropdown_list("player2")
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settings = {}
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settings["Data.Message"] = message
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userlist = database.get_users_with_free_game_slots()
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i = 0
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for item in userlist:
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settings["Data.Userlist.%d" % i] = item
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i += 1
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settings["Data.Username"] = username
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return helper.cs_render("templates/gamecreation.cs",settings)
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def process_creation_form(self,player1,player2,gobansize,description=None):
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"""
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validates and processes the game creation form.
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If everything was ok, a game will be created.
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TODO: change this function, so that the original database state canbe
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restored, if for example one of the users does not have a free game slot.
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"""
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username = cpg.request.sessionMap["username"]
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myuser = database.Users.byUsername(username)
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sessionid = cpg.request.sessionMap["_sessionId"]
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#check if at least one of the players is the current user
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if (player1 == username) or (player2 == username):
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#create game
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mygame = database.GobanTable(player1=player1,player2=player2,size=gobansize,description = description)
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#I don't know how to do create_sgf during creation of the column, so it has to be called explicitly.
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mygame.create_sgf()
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gamename = mygame.id
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#update entries for player one and player two
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for player in [player1,player2]:
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myplayer = database.Users.byUsername(player)
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if myplayer.free_slot_left:
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myplayer.add_game(gamename)
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else:#should not happen: no free game slot.
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#display form with error msg
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return self.display_game_creation_form("Error: No free game slots for player %s!<br>" % player)
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httptools.redirect("/overview")
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else:#display form with error msg
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return self.display_game_creation_form("Sorry, but you must be one of the players!<br>")
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index.exposed = True |