[ciapug] Symphony - peer classes

[carl-olsen at mchsi.com]

I just generated the yml and xml schema files from my existing database tables and that worked amazingly well.  It looks like the stuff you showed us in your demo at our last meeting.

Carl

-------------- Original message ----------------------
From: carl-olsen at mchsi.com
>
> I haven't actually generated anything yet.  I'm still just reading.  I'll be 
> generating some tables and classes soon, so I'll take a look at them when I get 
> that far.
> 
> I had to delete my Subversion repository and start over so I could get 
> everything syncronized to run in both Zend Studio and Eclipse.  I have 
> everything working in Zend Studio, and I think it will be okay in Eclipse, but 
> I'm still experimenting.
> 
> Thanks!
> 
> Carl
> 
> -------------- Original message ----------------------
> From: Tony Bibbs <tony at tonybibbs.com>
> >
> > Peer classes have all the meta data about the object so that Propel can do all 
> > the database interaction.  If you open one up you'll see what I mean as it'll 
> > list the columns, data types, etc.  What you *should* have is two Peer 
> classes, 
> > one that is abstract and has all the meta data and another that is a stub.  
> Then 
> > you should have a base class that is a pure PHP class with nothing but 
> > getters/setters on that class and then another stubbed out descendent.
> > 
> > The stubs are where you should put any custom code to avoid having your 
> > customization overwritten on subsequent builds.  The basic recommendation is 
> to 
> > put data access logic in the Peer stub and customer business logic in the 
> other 
> > stub.
> > 
> > --Tony
> > 
> > ----- Original Message ----
> > From: "carl-olsen at mchsi.com" <carl-olsen at mchsi.com>
> > To: ciapug at cialug.org
> > Sent: Tuesday, October 30, 2007 8:55:48 AM
> > Subject: [ciapug] Symphony - peer classes
> > 
> > I'm reading about Symfony and I've installed it on my desktop and on the web 
> > server.  I'm on the chapter dealing with Object Relational Mapping (ORM), and 
> it 
> > shows 8 classes being created for two tables in the database (blog_articles 
> and 
> > blog_comments).  It creates two base classes and two classes that inherit from 
> > them (where you add additional methods).  It also shows two peer base classes 
> > and two peer classes that inherit from them.  The only difference between the 
> > regular classes and the peer classes appears to be the method calls are static 
> > in the peer classes.  The data layer uses propel and creole for the relational 
> > mapping.
> > 
> > Does anyone know what the peer classes do other than making it easier to write 
> > method calls in the code?  Is that their main purpose?
> > 
> > Carl Olsen
> > Des Moines, IA
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