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author | Vijay Dev <vijaydev.cse@gmail.com> | 2011-03-27 00:21:25 +0530 |
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committer | Vijay Dev <vijaydev.cse@gmail.com> | 2011-03-27 00:21:25 +0530 |
commit | 2fc32636dc07cd4986e065be2ab3fbded34cbe18 (patch) | |
tree | 7ceb3541e30d5559b0f51093f27970485d505f7e /activerecord/lib/active_record/associations/join_dependency.rb | |
parent | 547407a9fb375601deb0834fb1c2d9a108c9aea1 (diff) | |
parent | 7c6807296b114f0688e6e74494f1d43d3a0548ba (diff) | |
download | rails-2fc32636dc07cd4986e065be2ab3fbded34cbe18.tar.gz rails-2fc32636dc07cd4986e065be2ab3fbded34cbe18.tar.bz2 rails-2fc32636dc07cd4986e065be2ab3fbded34cbe18.zip |
Merge branch 'master' of github.com:lifo/docrails
Diffstat (limited to 'activerecord/lib/active_record/associations/join_dependency.rb')
-rw-r--r-- | activerecord/lib/active_record/associations/join_dependency.rb | 32 |
1 files changed, 8 insertions, 24 deletions
diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb index c7c3cf521c..504f25271c 100644 --- a/activerecord/lib/active_record/associations/join_dependency.rb +++ b/activerecord/lib/active_record/associations/join_dependency.rb @@ -5,18 +5,16 @@ module ActiveRecord autoload :JoinBase, 'active_record/associations/join_dependency/join_base' autoload :JoinAssociation, 'active_record/associations/join_dependency/join_association' - attr_reader :join_parts, :reflections, :table_aliases, :active_record + attr_reader :join_parts, :reflections, :alias_tracker, :active_record def initialize(base, associations, joins) - @active_record = base - @table_joins = joins - @join_parts = [JoinBase.new(base)] - @associations = {} - @reflections = [] - @table_aliases = Hash.new do |h,name| - h[name] = count_aliases_from_table_joins(name.downcase) - end - @table_aliases[base.table_name] = 1 + @active_record = base + @table_joins = joins + @join_parts = [JoinBase.new(base)] + @associations = {} + @reflections = [] + @alias_tracker = AliasTracker.new(joins) + @alias_tracker.aliased_name_for(base.table_name) # Updates the count for base.table_name to 1 build(associations) end @@ -45,20 +43,6 @@ module ActiveRecord }.flatten end - def count_aliases_from_table_joins(name) - return 0 if Arel::Table === @table_joins - - # quoted_name should be downcased as some database adapters (Oracle) return quoted name in uppercase - quoted_name = active_record.connection.quote_table_name(name).downcase - - @table_joins.map { |join| - # Table names + table aliases - join.left.downcase.scan( - /join(?:\s+\w+)?\s+(\S+\s+)?#{quoted_name}\son/ - ).size - }.sum - end - def instantiate(rows) primary_key = join_base.aliased_primary_key parents = {} |