A Dimarts, 5 de juny de 2012 19:59:54, Tristian Paul Lopez Azuara va escriure: > On Monday, May 28, 2012 3:57:22 PM UTC-7, Tristian Paul Lopez Azuara wrote: > > Hello all, > > > > I've found my self in the need to pull data that is not stored in > > tryton's database, the data is accessed from an > > external REST API, however the information that is obtained from said API > > needs to appear as a tree view, that > > > > created a few questions: > > - Can views be created without necessarily having a ModelSQL ( to show > > the external data as a tree view )? > > - In where or how can I perform custom actions other than *on_write > > *within my form (Maybe wizards?)? > > - Can I create forms that do not write or store data, only for > > displaying information, be it local or from > > external sources? > > > > Thank you for your time. > > > > Regards, Tristian. > > Ok, so I've decided to modify the source code in trytond, basically what > I've done is create a new file named *modeljsonapi.py* in which I have a > class that > inherits from *ModelStorage, *in this new class I override the CRUD > methods, in the *read *method I call my json API by using the > requests<http://docs.python-requests.org/en/latest/index.html>module, from > the HTTP json response I build the dictionaries to be returned, in all of > the CRUD methods I also call the parents CRUD (based on the > *ModelSQL*implementation). > > Then I created a module, which has an *Order *model, this model inherits > from my new model type, *ModelJSONAPI* and declares a couple of fields, the > module > itself is registered correctly, I created a tree view for the Order model > and expected to see the data (the tree view is rendered correctly) from the > JSON API, > how ever the model's read method isn't called as I've added logging > statements to no avail, my assumption is that to determine if the read > method will be called, > trytond first searches for a list of (infered from the read method's > signature) since there are no Order records the database it simply doesn't > call it, am I correct?, > Am I lost on my path?
Did you implement the search() function? -- Albert Cervera i Areny http://www.NaN-tic.com Tel: +34 93 553 18 03 http://twitter.com/albertnan http://www.nan-tic.com/blog -- [email protected] mailing list
