This may be a good idea. What should go into plugins?

On Feb 24, 10:41 am, Thadeus Burgess <thade...@thadeusb.com> wrote:
> I also am in favor of a class based plugin system that works like crud/auth.
>
> Plugins would not pollute your global namespace. And they would be 
> configurable.
>
> Though the loss is of having plugins with their own controllers since
> the module would be the controller instead.
>
> -Thadeus
>
> On Wed, Feb 24, 2010 at 7:25 AM, mr.freeze <nat...@freezable.com> wrote:
> > Alternately you could simply create another container class for
> > plugins to use and pass the preferred DAL instance to it just like you
> > can with auth and crud:
>
> > db = DAL('...')
> > db2 = DAL('...')
> > auth = Auth(globals(),db)
> > crud = Crud(globals(),db)
> > plugins = Plugins(globals(),db2)
>
> > This seems more consistent with how things currently work.  What do
> > you think?
>
> > On Feb 24, 5:40 am, "mr.freeze" <nat...@freezable.com> wrote:
> >> Then no auth would mean no plugins.  What if an attribute was added to
> >> DAL to let the user specify:
> >> db = DAL('...')
> >> db.plugin_db = True
>
> >> Then create a global plugin_db object for the plugins to use. All
> >> plugins could then assume:
> >> db = plugin_db
> >> or just use plugin_db directly
>
> >> There may be a better way but the point is that it would be
> >> configurable. Users could dedicate a separate DAL instance for their
> >> plugins so they don't pollute databases containing important business
> >> objects.
>
> >> On Feb 23, 11:48 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> >> > what if plugins were to use auth.db ? they rely on auth anyway. Or
> >> > should we relax that?
>
> >> > On Feb 23, 11:32 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> >> > > OK but the I would call that variable db because that is what it is
> >> > > called in welcome/models/db.py
>
> >> > > On Feb 23, 11:25 pm, "mr.freeze" <nat...@freezable.com> wrote:
>
> >> > > > I think the most  important thing is that users can install plugins
> >> > > > without needing to modify the plugin. This would make upgrades a real
> >> > > > problem. I'm sure you've heard this all before but if the plugin
> >> > > > system was initialized in some way by the user with their preferred
> >> > > > instance of a DAL object then all plugins could use this.  Otherwise
> >> > > > naming your DAL object anything other than db mean you can't use
> >> > > > plugins. What do you think?
>
> >> > > > On Feb 23, 11:18 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> >> > > > > when I said "yes" I mean current plugins assume it.
>
> >> > > > > I agree we need a superstructure to manage conventions. Instead of 
> >> > > > > a
> >> > > > > new global vars, I would prefer that each plugins has its own
> >> > > > > plugin_<whatever>_settings.db and users can customize each 
> >> > > > > individual
> >> > > > > plugin.
>
> >> > > > > On Feb 23, 11:12 pm, "mr.freeze" <nat...@freezable.com> wrote:
>
> >> > > > > > That still feels wrong to me. What about making a plugin_db 
> >> > > > > > parameter
> >> > > > > > in option_std.py for the database instance name you want to use 
> >> > > > > > for
> >> > > > > > the plugin subsystem?
>
> >> > > > > > On Feb 23, 10:29 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> >> > > > > > > yes
>
> >> > > > > > > On Feb 23, 10:18 pm, "mr.freeze" <nat...@freezable.com> wrote:
>
> >> > > > > > > > What about the second question? Is 'db' a required naming 
> >> > > > > > > > convention
> >> > > > > > > > for the plugin system?
>
> >> > > > > > > > On Feb 23, 6:41 pm, mdipierro <mdipie...@cs.depaul.edu> 
> >> > > > > > > > wrote:
>
> >> > > > > > > > > I think so. The only think is that we will build a super 
> >> > > > > > > > > structure on
> >> > > > > > > > > top of it for better management of plugins metadata.
>
> >> > > > > > > > > Massimo
>
> >> > > > > > > > > On Feb 23, 6:37 pm, "mr.freeze" <nat...@freezable.com> 
> >> > > > > > > > > wrote:
>
> >> > > > > > > > > > Is the plugin system considered backwards compatible at 
> >> > > > > > > > > > this point? I
> >> > > > > > > > > > am considering converting some modules into plugins but 
> >> > > > > > > > > > want to know
> >> > > > > > > > > > if they API is stable.
>
> >> > > > > > > > > > Also, is the naming convention of 'db' for your database 
> >> > > > > > > > > > still
> >> > > > > > > > > > required for the plugin system?
>
> >> > > > > > > > > > -------------------
> >> > > > > > > > > > I predict that in the year 2015, web2py will gain self 
> >> > > > > > > > > > awareness and
> >> > > > > > > > > > attempt to take over the world under the name PyNet.
>
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