Thanks. Tree structure is not a problem for me. I am familiar with typical data structures like tree and typical algorithms like tree traversal, though not a veteran programmer.
I am just a little bit surprised that such an important topic is not well covered in manual. I have to search Internet to find help. I usually do not compare different frameworks. But cake's documentation is way weaker than codeigniter. On Nov 9, 2:23 pm, "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote: > If you're not comfortable with mptt, just use the functions described > inhttp://manual.cakephp.org/chapter/aclfor managing the tree. See > especially the section called "Creating Access Request Objects (AROs) > and Access Control Objects (ACOs)" > > If you want to know all about left and right... (lft, rght) there's a > huge amount of this on google. > > Also, checkout another great article from a cake > perspective:http://www.ad7six.com/MiBlog/Blogs/view/Trees > > Essentially, the left and right values are what defines the tree and > the parent / child relationships. > > simon > > On Nov 9, 10:02 pm, Steveston <[EMAIL PROTECTED]> wrote: > > > No standard web pages containing all your search terms were found. > > > Your search - lft right acl site:http://manual.cakephp.org-did not > > match any documents. > > > Suggestions: > > > * Make sure all words are spelled correctly. > > * Try different keywords. > > * Try more general keywords. > > * Try fewer keywords. > > > :) > > > On Nov 9, 1:51 pm, "[EMAIL PROTECTED]" > > > <[EMAIL PROTECTED]> wrote: > > > The Acl manual explains it all. You should never really need to be > > > editing these values directly, just use the console and/or Acl > > > component, which will take care of all the Tree values for you. > > > > Alternatively, learn how MPTT works, and spend a lot of time doing it > > > all yourself. > > > > On Nov 9, 8:18 pm, Steveston <[EMAIL PROTECTED]> wrote: > > > > > If lft & right values are required, I am very surprised to see that > > > > there is no any explanation on manual about it. > > > > > On Nov 9, 11:07 am, "[EMAIL PROTECTED]" > > > > > <[EMAIL PROTECTED]> wrote: > > > > > Very much not. > > > > > > The lft and rght values are an inherent part of the tree structure > > > > > (it's a Modified Pre-Order Traversal Tree if you're interested). > > > > > Without them, there is no tree structure. > > > > > > The Acl system can be used to repair a damaged tree based on the > > > > > parent_id fields, but without the full left and right stuff, it just > > > > > won't be able to do aco or aro lookups, which is pretty fundamental. > > > > > > I would recommend using the Acl behavior, which implies the Tree > > > > > behavior too, as a means of editing these values and having the MPTT > > > > > stuff handled for you. > > > > > > For a clearer explanation see google on MPTT (or the forthcoming cake > > > > > 1.2 manual... when I get round to it - sorry John!) > > > > > > Simon > > > > > > On Nov 9, 6:42 pm, Steveston <[EMAIL PROTECTED]> wrote: > > > > > > > Default values for lft & right codes in aco & aro are NULL. > > > > > > > If I do not provide lft & right value (just use default NULL), will > > > > > > ACL still work correctly? --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Cake PHP" group. To post to this group, send email to [email protected] 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 -~----------~----~----~----~------~----~------~--~---
