webmcp

changeset 543:a886e263b534

Bugfix regarding 1:1 relations: allow setting one class as primary class (needed to avoid endless recursion in foreign key lookups)
author jbe
date Sat Oct 19 18:55:24 2019 +0200 (13 months ago)
parents 99a0f1165ef8
children a93ba2a3858a
files libraries/mondelefant/mondelefant.lua
line diff
     1.1 --- a/libraries/mondelefant/mondelefant.lua	Sat Oct 19 17:59:28 2019 +0200
     1.2 +++ b/libraries/mondelefant/mondelefant.lua	Sat Oct 19 18:55:24 2019 +0200
     1.3 @@ -1464,6 +1464,7 @@
     1.4  db_class =                                        -- same class returned
     1.5  <db_class>:add_reference{
     1.6    mode                  = mode,                   -- "11", "1m", "m1", or "mm" (one/many to one/many)
     1.7 +  primary               = primary,                -- only needed if mode=="11": set to true only in the referenced (not in the referencing) class
     1.8    to                    = to,                     -- referenced class (model), optionally as string or function returning the value (avoids autoload)
     1.9    this_key              = this_key,               -- name of key in this class (model)
    1.10    that_key              = that_key,               -- name of key in the other class (model) ("to" argument)
    1.11 @@ -1482,6 +1483,7 @@
    1.12  function class_prototype:add_reference(args)
    1.13    local selector_generator    = args.selector_generator
    1.14    local mode                  = args.mode
    1.15 +  local primary               = args.primary
    1.16    local to                    = args.to
    1.17    local this_key              = args.this_key
    1.18    local that_key              = args.that_key
    1.19 @@ -1573,7 +1575,7 @@
    1.20        return selector
    1.21      end
    1.22    }
    1.23 -  if mode == "m1" or mode == "11" then
    1.24 +  if mode == "m1" or (mode == "11" and not primary) then
    1.25      self.foreign_keys[this_key] = ref
    1.26    end
    1.27    return self

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