Integrating SQL Data into your Plone site

So here's the thing...

SQLAlchemy

A mapping is made from URL patterns to controllers (or views) that are called to generate the rendered web page. The URL pattern is also used to pull parameter information from the URLs which can then be passed on."^"In traversal, there is no explicit mapping of URLs to controllers or views. Instead a model structure is traversed step by step, guided by the URL."

traject· Martijn Fassen

· "A URL dispatch to object system that combines aspects of routing and traversal."

collective.trajectory· Izhar Firdaus

traject· Pattern· Model

· Factory

Patternpattern = u'teams/:team_id/athlete/:user_id'

'teams/12/athlete/47''teams/walla-walla-wallabees/athlete/bfergler'

ModelAthlete(12, 47)Athlete(team='walla-walla-wallabees', athlete='bfergler')

* Marker interface: IAthlete

Factory* Creates object on the fly

Object + Marker Interface + ZCA =

Evil

· Views· Content Listing

· Local Role Adapters

https://github.com/esteele/example.trajectory