On Nov 8, 2009, at 5:06 PM, M3nt0r3 wrote:
>
> Hi , i am sorry for my english, i am trying ti make a Server/Client
> app. Until now client-gtk mapped the db and spoked directly with the
> db ( sqlite and postgresql atm) . I wrote a small wsgi server based
> on werkzeug, and it basically make the same thing of the client-gtk
> but in pure web style. If received a request it render html with
> template engine and response the html-code.
>
> Now with client-gtk i am trying to use something like:
>
> def getRecord(self,id=None):
> """ Restituisce un record ( necessita di un ID )"""
> if id:
> params = {}
> params["dao_class"] = self.DaoModule.__module__
> params["dao_name"] = self.DaoModule.__name__
> params["filter"] = id
> params["method"] = "getRecord"
> paramss = urllib.urlencode(params)
> f = urllib.urlopen("http://localhost:8080/gtk";, paramss)
> dati_uncompress = zlib.decompress(f.read())
> dati= loads(dati_uncompress)
> return dati
>
> It is for get.
>
> Server side this is the function to handler:
>
> def gtk_(req, static=None, SUB=None, subdomain=None):
> values = req.form.to_dict()
> dao_name = values["dao_name"]
> dao_class = values["dao_class"]
> method = values["method"]
> filtri = values["filter"]
> exec "from %s import %s" %(dao_class.replace("promogest", "core"),
> dao_name)
> if method =="select" or method =="getRecord":
> exec "d = %s().%s(filtri=%s)" %(dao_name,method, filtri)
> dumped = dumps(d)
> if method=="nuovo":
> exec "d = %s" %(dao_name)
> dumped = dumps(d)
> compressed = zlib.compress(dumped)
> return Response(compressed)
>
> """ exec create something like: User().getRecord(filter=22) """
>
> For example for user table:
>
> class User(Dao):
> """ User class provides to make a Users dao""
> def __init__(self, req=None,arg=None):
> Dao.__init__(self, entity=self)
>
> std_mapper = mapper(User,user, properties={
> "per_giu" :relation(PersonaGiuridica_, backref='cliente_'),
> }, order_by=user.c.username)
>
> It works until i need to work with a new istance:
>
> i don't know how to have an istance in the client , to build there or
> have it from a response from the server.
if I understand correctly aren't you looking to pass over just the
components of the User as a string, and have the exec do a "User
(*args)" on the server side ? That would be consistent with your
approach of strings sent from the client being interpreted as model/
ORM code on the server.
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