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# ActiveRecord 2.3 patches
if ActiveRecord::VERSION::MAJOR == 2 && ActiveRecord::VERSION::MINOR == 3
require "active_record/associations"
ActiveRecord::Associations::ClassMethods.module_eval do
private
def tables_in_string(string)
return [] if string.blank?
if self.connection.adapter_name == "OracleEnhanced"
# always convert table names to downcase as in Oracle quoted table names are in uppercase
# ignore raw_sql_ that is used by Oracle adapter as alias for limit/offset subqueries
string.scan(/([a-zA-Z_][\.\w]+).?\./).flatten.map(&:downcase).uniq - ['raw_sql_']
else
string.scan(/([\.a-zA-Z_]+).?\./).flatten
end
end
end
ActiveRecord::Associations::ClassMethods::JoinDependency::JoinAssociation.class_eval do
protected
def aliased_table_name_for(name, suffix = nil)
# always downcase quoted table name as Oracle quoted table names are in uppercase
if !parent.table_joins.blank? && parent.table_joins.to_s.downcase =~ %r{join(\s+\w+)?\s+#{active_record.connection.quote_table_name(name).downcase}\son}
@join_dependency.table_aliases[name] += 1
end
unless @join_dependency.table_aliases[name].zero?
# if the table name has been used, then use an alias
name = active_record.connection.table_alias_for "#{pluralize(reflection.name)}_#{parent_table_name}#{suffix}"
table_index = @join_dependency.table_aliases[name]
@join_dependency.table_aliases[name] += 1
name = name[0..active_record.connection.table_alias_length-3] + "_#{table_index+1}" if table_index > 0
else
@join_dependency.table_aliases[name] += 1
end
name
end
end
end
Version data entries
14 entries across 14 versions & 4 rubygems