Because the HABTM relationship causes Cake to do its' magic, you have to build the structure with all of the associated data you want to save.
That article is showing you a behavior that will help you do that more easily, by giving you methods to do so. If you set debug to 3, you'll see the SQL that is executed, which will help you understand what's going on. On Dec 4, 3:19 am, Zeugme <[EMAIL PROTECTED]> wrote: > Hi Rob and thanks, > > I did already what you show but the issue was on client side, I found > the solution : name the HTML element with data[Person][Person][0] on a > contract creation form witch is really not intuitive ! > > Now back the controller I have to delete a contract. I read > herehttp://bakery.cakephp.org/articles/view/add-delete-habtm-behavior > a very interesting article but I still don't understand the difference > between add and delete. > > Add : if I put the right ID in data[Person][Person][0] it work fine > Delete look like an update, so the idea is to put in ata[Person] > [Person][0], ata[Person][Person][1], ... the ID you want to keep. > => this ends up with an update : fine but then, adding should remove > the previously associated element, how it can work ??? > > On 4 Dec 2008, at 03:15, Rob wrote: > > > > > You need to structure the data so that it has the right data and keys > > for each record that will be added. > > > Your $this->data['Contract']['Person'] would be an array of the data > > required for the person. > > > Since it appears you are doing this in your contracts controller, you > > would need to get the ID for the person, then save the contract just > > as you've shown. > > > I do something similar in my code: I have a "signup" sheet that uses > > the currently logged in user's ID to add a row to the signup slots: > > > $this->User->create(); > > if ( $this->User->save($this->data) ){ > > $this->data['User']['user_id'] = $this->User- > >> getLastInsertId(); > > $this->data['UserSlot']['user_id'] = $this->data > > ['User']['user_id']; > > > $this->User->UserSlot->create(); > > > if ($this->User->UserSlot->save($this->data > > ['UserSlot'])) { > > $user_slot_id = $this->User->UserSlot- > >> getLastInsertId(); > > > Basically I create the user, get the user ID, set the UserSlot's > > user_id, and save the UserSlot ... > > > So as long as you set the data for the HATBM id's correctly, the rows > > will be created. > > > On Dec 3, 9:57 am, Zeugme <[EMAIL PROTECTED]> wrote: > >> Hi, > > >> How to add an item to a HABTM relation ? > > >> I have a Person and I have to add a Contract to that person. > >> Here are the data on a view : > > >> data[Contract][type] : 12 > >> data[Contract][name] : contract-AAaa > >> data[Contract][Person] : 26 // Should I put the person id here ?? or > >> something else ?? > > >> In fact, that contract added to person 26 could be later on added to > >> another Person, that's why its HABTM. > >> Currently, I'm trying to add a new contract to an existing person, so > >> the question, but later I'm not sure how to just link an existing > >> contract to an existing person ... > > >> Here is the code on the controller to receive that data : > >> function add() { > >> if (!empty($this->data)) { > >> $this-> Contract->create(); > >> if ($this-> Contract->save($this->data)) { > >> $this->set('returncode', 'Contract '. > >> $this-> Contract->id.' > >> saved'); > >> } else { > >> $this->set('returncode', 'ERROR : > >> Contract '.$this- > >> >data['Contract']['name'].' not saved'); > >> } > >> } > >> } > > >> Thanks ! > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "CakePHP" group. To post to this group, send email to cake-php@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/cake-php?hl=en -~----------~----~----~----~------~----~------~--~---
