diff options
Diffstat (limited to 'activerecord/lib/active_record/relation')
4 files changed, 55 insertions, 12 deletions
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 45ffb99868..6e868902c5 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -235,11 +235,14 @@ module ActiveRecord column_alias = column_name + bind_values = nil + if operation == "count" && (relation.limit_value || relation.offset_value) # Shortcut when limit is zero. return 0 if relation.limit_value == 0 query_builder = build_count_subquery(relation, column_name, distinct) + bind_values = relation.bind_values else column = aggregate_column(column_name) @@ -249,9 +252,10 @@ module ActiveRecord relation.select_values = [select_value] query_builder = relation.arel + bind_values = query_builder.bind_values + relation.bind_values end - result = @klass.connection.select_all(query_builder, nil, relation.bind_values) + result = @klass.connection.select_all(query_builder, nil, bind_values) row = result.first value = row && row.values.first column = result.column_types.fetch(column_alias) do diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 7099bdd285..4519a756a7 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -335,7 +335,8 @@ module ActiveRecord if ActiveRecord::NullRelation === relation [] else - rows = connection.select_all(relation.arel, 'SQL', relation.bind_values.dup) + arel = relation.arel + rows = connection.select_all(arel, 'SQL', arel.bind_values + relation.bind_values) join_dependency.instantiate(rows, aliases) end end diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 5d38f0dce8..d722a32f45 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -835,7 +835,7 @@ module ActiveRecord build_joins(arel, joins_values.flatten) unless joins_values.empty? - collapse_wheres(arel, (where_values - ['']).uniq) + collapse_wheres(arel, (where_values - [''])) #TODO: Add uniq with real value comparison / ignore uniqs that have binds arel.having(*having_values.uniq.reject(&:blank?)) unless having_values.empty? @@ -852,6 +852,15 @@ module ActiveRecord arel.from(build_from) if from_value arel.lock(lock_value) if lock_value + # Reorder bind indexes if joins produced bind values + if arel.bind_values.any? + bvs = arel.bind_values + bind_values + arel.ast.grep(Arel::Nodes::BindParam).each_with_index do |bp, i| + column = bvs[i].first + bp.replace connection.substitute_at(column, i) + end + end + arel end @@ -867,6 +876,8 @@ module ActiveRecord when :order self.reverse_order_value = false result = [] + when :where + self.bind_values = [] else result = [] unless single_val_method end @@ -917,18 +928,16 @@ module ActiveRecord def build_where(opts, other = []) case opts when String, Array - #TODO: Remove duplication with: /activerecord/lib/active_record/sanitization.rb:113 - values = Hash === other.first ? other.first.values : other - - values.grep(ActiveRecord::Relation) do |rel| - self.bind_values += rel.bind_values - end - [@klass.send(:sanitize_sql, other.empty? ? opts : ([opts] + other))] when Hash opts = PredicateBuilder.resolve_column_aliases(klass, opts) attributes = @klass.send(:expand_hash_conditions_for_aggregates, opts) + bv_len = bind_values.length + tmp_opts, bind_values = create_binds(opts, bv_len) + self.bind_values += bind_values + + attributes = @klass.send(:expand_hash_conditions_for_aggregates, tmp_opts) attributes.values.grep(ActiveRecord::Relation) do |rel| self.bind_values += rel.bind_values end @@ -939,6 +948,29 @@ module ActiveRecord end end + def create_binds(opts, idx) + bindable, non_binds = opts.partition do |column, value| + case value + when String, Integer, ActiveRecord::StatementCache::Substitute + @klass.columns_hash.include? column.to_s + else + false + end + end + + new_opts = {} + binds = [] + + bindable.each_with_index do |(column,value), index| + binds.push [@klass.columns_hash[column.to_s], value] + new_opts[column] = connection.substitute_at(column, index + idx) + end + + non_binds.each { |column,value| new_opts[column] = value } + + [new_opts, binds] + end + def build_from opts, name = from_value case opts @@ -980,9 +1012,12 @@ module ActiveRecord join_list ) - joins = join_dependency.join_constraints stashed_association_joins + join_infos = join_dependency.join_constraints stashed_association_joins - joins.each { |join| manager.from(join) } + join_infos.each do |info| + info.joins.each { |join| manager.from(join) } + manager.bind_values.concat info.binds + end manager.join_sources.concat(join_list) diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb index 2552cbd234..57d66bce4b 100644 --- a/activerecord/lib/active_record/relation/spawn_methods.rb +++ b/activerecord/lib/active_record/relation/spawn_methods.rb @@ -58,6 +58,9 @@ module ActiveRecord # Post.order('id asc').only(:where) # discards the order condition # Post.order('id asc').only(:where, :order) # uses the specified order def only(*onlies) + if onlies.any? { |o| o == :where } + onlies << :bind + end relation_with values.slice(*onlies) end |