Re: Confusion with $this->data and $this->alias as used in this function...

It is passed in as an argument to password_match().

On Sep 23, 5:24 pm, John L <confidentia...@gmail.com> wrote:
> Thanks Miles!
>
> I follow you on $this->alias but where does $password_field come from. I'm
> searching everywhere to find something on this.
>
> On Thu, Sep 23, 2010 at 8:11 PM, Miles J <mileswjohn...@gmail.com> wrote:
> > $this->alias is the name of the model. If your model is User, then you
> > must do that on $data to get the correct value.
>
> > $data['User']['password'] is equivalent to:
> > $data[$this->alias][$password_field] which is the better approach
> > because its dynamic.
>
> > On Sep 23, 4:59 pm, John L <confidentia...@gmail.com> wrote:
> > > Hello,
>
> > > I'm following this tutorial on the Auth component:http://bit.ly/aNWz3J
>
> > > I'm confused about three things and I can't figure it out on my own
> > (trust
> > > me I tried).
>
> > > Class User extends AppModel {
>
> > > // ......
>
> > > function password_match($data, $password_field, $hashed=true) {
> > >     $password = $this->data[$this->alias][$password_field];
> > >     $keys = array_keys($data);
> > >     $password_confirm = $hashed ?
> > >     Security::hash($data[$keys[0]], null, true) :
> > >     $data[$keys[0]];
> > >     return $password === $password_confirm
>
> > > }
> > > }
>
> > > *Confusion #1: $data*
> > > It's my understanding that $data is a property of class Controller and it
> > > contains data which has been posted to the controller user HtmlHelper and
> > > that data here is accessible using the
> > $this->data['ModelName']['fieldName']
> > > format.
>
> > > So why is it many times (in parameter list and in function body) that
> > it's
> > > put out there simply as "$data"?
>
> > > *Confusion #2: $this->alias*
> > > What is $this->alias
>
> > > *Confusion #3: Where is the matching?*
> > > I don't see any matching.
>
> > > Hope you guys can help. Thank you so much.
>
> > > Jon Lyles
>
> > Check out the new CakePHP Questions sitehttp://cakeqs.organd help others
> > with their CakePHP related questions.
>
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