Re: DataObjects - Reset?

actually - this should work ..

$sometable->setFrom(new DataObjects_Sometable);

Regards
Alan

Alan Knowles wrote:

> Sorry for not getting back sooner - been a bit busy, with php#, and 
> fixing my sons windows box (that he seems to have destroyed :)
> > Hi all, thanks in advance for any feedback.
> >
> >
> > I am try to run a series of validation on data before running an 
> > insert or delete or whatever.
> > The thing is that if I run a fetch() on the data, and then 
> > subsequently try an insert(), the data that was set during the 
> > fetch() is still assigned to the member vars.
> > Is there some way to simply 'reset' an instance of the DO class so 
> > that it assumes all member var information is empty? 
> At present no, there are a number of reasons for this - primarily, if 
> you extend the class and add some extra variables eg.
> $this->percentSold = $this->inStock / $this->maxStock;
> there is is not really 100% consistant way of removing them.
>
> A simple method, obviously would be just to take the table definition, 
> and reset that eg. something like
> $keys = array_keys($this->_get_table());
> foreach ($keys as $k) {
>    unset($this->$k);
> }
>
> If you think this is valueable - I'll add it as 
> DB_DataObject::unsetObjectVars();
> The other option would be to unset everything that is not private : eg.
> $keys = array_keys(get_object_vars());
> foreach ($keys as $k) {
>    if ($k{0} == '_') continue;
>    unset($this->$k);
> }
>
> The best way to do it really is to create new instances of the object. 
> , or to clone the object.., rather than working on the same object all 
> the time..
> out of interest - are you looking at using it for phpshop? or just 
> another project?
> Regards
> Alan
>
> > This will help when doing multiple validation checks followed by an 
> > update/insert/delete from the database.
> > Thanks!
> >
> > Pablo
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