Mind that models are called in alphabetic order. I call my settings file 0_database.py 0_googlemaps.py 0_etcetc.py 0_private.py (stuff that I do not want to go under version control)
Massimo On Feb 9, 1:54 pm, Timothy Farrell <tfarr...@swgen.com> wrote: > I just looked at your code. If you're going application-wide. Why not > just put "response.menu = _menu()" in the model file. That way you > won't have to call it in the controller. > > Here's an unrelated Python performance tip...try to avoid using > for-loops for building a list. The list.append() method is somewhat > expensive. Instead we use something called a list-comprehension. Your > code would look like this as a list-comprehension: > > def _menu(): > """ > Return the menu as a list of lists where each element > takes the form of [strLinkText, boolIsActiveLink, strLinkUrl] > """ > m = [[text, URL(r=request) == url, url] for text, url in MENU] > return m > > For small loops (such as this one), no one will notice much difference, > but it's good to know this for large loops or for areas that just need > to run really fast. Also faster code uses less energy and therefore > does more to save the planet from Republicans. <g> > > -tim > > > > Timothy Farrell wrote: > > Welcome to Python and web2py! > > > There are two ways of looking at this issue. > > > 1) "Model" refers to execution model upon which the controller is run > > and view is rendered. In this view, it is entirely acceptable to put > > these application-global things in a model file. > > > 2) "Model" refers to data model. In this view, anything other than data > > descriptions contained in a model file is a violation of MVC. This is > > the view of MVC purists. > > > I hold view #2. However, for those of us who hold view #2, web2py > > offers no easy way to have application-wide settings without violating > > our MVC convictions. I have reconciled my convictions by creating a > > separate "model" file called "settings.py" placed all my execution model > > stuff in that. Thereby sort of maintaining my view of MVC separation > > and still having easy access to application-wide settings. > > > I sacrifice a white lamb to the MVC god every month until there is a > > better solution. > > > =) > > > -tim > > > hcvst wrote: > > >> Hi, > > >> thanks for the new release and all the effort you put in. Even if I am > >> new to web2py and not a seasoned Python programmer yet, the release > >> notes sound very promising and I look forward to experimenting > >> further. > > >> My question: > > >> Model files seem such a convenient location to place functionality > >> that is common across controllers, though I suspect that it is bad > >> style to do so. > > >> For example to create a model file called helper.py with the following > >> contents: > > >> ---------------------------------------------------------------------------------------- > >> ## Global Configuration > >> # Primary navigation menu > >> MENU = [["Home", URL(r=request, c="default", f="index")], > >> ["Forum", URL(r=request, c="forum", f="index")], > >> ["Test", "http://test";]] > > >> ## Helper functions > >> def _menu(): > >> """ > >> Return the menu as a list of lists where each element > >> takes the form of [strLinkText, boolIsActiveLink, strLinkUrl] > >> """ > >> m = [] > >> for text, url in MENU: > >> m.append([text, URL(r=request) == url, url]); > >> return m > >> ---------------------------------------------------------------------------------------- > > >> This enables me to call from every controller function: > > >> response.menu = _menu() > > >> Just the fact that response is in global scope here is very > >> convenient. However I do not want to violate the MCV pattern, unless > >> it is acceptable here. Moving this logic into a separate module is > >> akward, as one has to move varibles back and forth and needs to > >> restart web2py every so often for changes to the module to take > >> effect. > > >> What is best practice, when it comes to sharing code across > >> controllers please? > > >> Best regards, > >> HC > > -- > Timothy Farrell <tfarr...@swgen.com> > Computer Guy > Statewide General Insurance Agency (www.swgen.com) --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "web2py Web Framework" group. To post to this group, send email to web2py@googlegroups.com To unsubscribe from this group, send email to web2py+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/web2py?hl=en -~----------~----~----~----~------~----~------~--~---
