Thanks, it works!.
El lunes, 16 de abril de 2012 10:19:23 UTC+2, euromark escribió:
>
> @cricket
> almost perfect - I would not pass the referer this way, though. creates
> overhead
> and then I don't think the else case inside the post() is necessary.
> after a post the same post data will populate the inputs anyway. therefore
> the Model.referer input should still have the same value.
> no need to resend this variable to the view.
> I also dont like to unnecessarily set defaults in the view.
>
> echo $this->Form->input('Model.referer');
>
> public function add() {
>
> if ($this->request->is('post')) {
> // validate ...
>
> if ($this->Model->save()) {
> $referer =
> !empty($this->request->data['Model']['referer'])
> ? $this->request->data['Model']['referer']
> : '/'; // or some other fallback route of
> your choice
>
> $this->redirect($referer);
> }
> } else {
> $this->request->data['Model']['referer']
> = $this->referer();
> }
> }
>
>
> you agree?
>
>
> Am Montag, 16. April 2012 01:08:29 UTC+2 schrieb cricket:
>>
>> On first display of the form pass the referer to the view to add it to
>> the form.
>>
>> echo $this->Form->input('Model.referer', array('value' => $referer));
>>
>> public function add() {
>>
>> if ($this->request->is('post')) {
>>
>> $referer = isset($this->request->data['Model']['referer'])
>> ? $this->request->data['Model']['referer']
>> : '/'; // or some other fallback route of
>> your choice
>>
>> // validate ...
>>
>> if ($this->Model->save()) {
>>
>> $this->redirect($referer);
>> }
>> else {
>> // flash msg, log, etc.
>> $this->set(compact('referer'));
>> }
>> }
>> else {
>> $this->set('referer', $this->referer());
>> }
>> }
>>
>>
>> You have to use the else block to set the view var because if the save
>> failed it would overwrite it to the empty form. Likewise, you need to
>> create the $referer method var before attempting to save so that it's
>> available either way (to redirect or reset the view var).
>>
>> On Sun, Apr 15, 2012 at 4:15 PM, Daniel <[email protected] <javascript:>>
>> wrote:
>> > I am using the following code to go back a page, but the problem is
>> > that the action is an "add" one so it just goes back to an empty "add"
>> > form:
>> >
>> > if ($this->request->is('post')) {
>> > // blah blah ...
>> > if ($this->Inemail->save($this->request->data)) {
>> > // blah blah ...
>> > $this->redirect($this->referer());
>> >
>> > I think what I need to do is go back two pages. Is this possible?
>> >
>> > Thanks.
>> >
>> > --
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>>
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