diff options
Diffstat (limited to 'activerecord/lib/active_record/base.rb')
| -rwxr-xr-x | activerecord/lib/active_record/base.rb | 115 |
1 files changed, 13 insertions, 102 deletions
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb index 5a36ff5ba2..531a698f77 100755 --- a/activerecord/lib/active_record/base.rb +++ b/activerecord/lib/active_record/base.rb @@ -148,11 +148,6 @@ module ActiveRecord #:nodoc: class DangerousAttributeError < ActiveRecordError end - # Raised when you've tried to access a column which wasn't loaded by your finder. - # Typically this is because <tt>:select</tt> has been specified. - class MissingAttributeError < NoMethodError - end - # Raised when unknown attributes are supplied via mass assignment. class UnknownAttributeError < NoMethodError end @@ -1225,29 +1220,6 @@ module ActiveRecord #:nodoc: name end - # Defines the primary key field -- can be overridden in subclasses. Overwriting will negate any effect of the - # primary_key_prefix_type setting, though. - def primary_key - reset_primary_key - end - - def reset_primary_key #:nodoc: - key = get_primary_key(base_class.name) - set_primary_key(key) - key - end - - def get_primary_key(base_name) #:nodoc: - key = 'id' - case primary_key_prefix_type - when :table_name - key = base_name.to_s.foreign_key(false) - when :table_name_with_underscore - key = base_name.to_s.foreign_key - end - key - end - # Defines the column name for use with single table inheritance # -- can be set in subclasses like so: self.inheritance_column = "type_id" def inheritance_column @@ -1277,18 +1249,6 @@ module ActiveRecord #:nodoc: end alias :table_name= :set_table_name - # Sets the name of the primary key column to use to the given value, - # or (if the value is nil or false) to the value returned by the given - # block. - # - # class Project < ActiveRecord::Base - # set_primary_key "sysid" - # end - def set_primary_key(value = nil, &block) - define_attr_method :primary_key, value, &block - end - alias :primary_key= :set_primary_key - # Sets the name of the inheritance column to use to the given value, # or (if the value # is nil or false) to the value returned by the # given block. @@ -1401,8 +1361,8 @@ module ActiveRecord #:nodoc: # end # end def reset_column_information - generated_methods.each { |name| undef_method(name) } - @column_names = @columns = @columns_hash = @content_columns = @dynamic_methods_hash = @generated_methods = @inheritance_column = nil + undefine_attribute_methods + @column_names = @columns = @columns_hash = @content_columns = @dynamic_methods_hash = @inheritance_column = nil end def reset_column_information_and_inheritable_attributes_for_all_subclasses#:nodoc: @@ -2077,36 +2037,6 @@ module ActiveRecord #:nodoc: end end - # Defines an "attribute" method (like +inheritance_column+ or - # +table_name+). A new (class) method will be created with the - # given name. If a value is specified, the new method will - # return that value (as a string). Otherwise, the given block - # will be used to compute the value of the method. - # - # The original method will be aliased, with the new name being - # prefixed with "original_". This allows the new method to - # access the original value. - # - # Example: - # - # class A < ActiveRecord::Base - # define_attr_method :primary_key, "sysid" - # define_attr_method( :inheritance_column ) do - # original_inheritance_column + "_id" - # end - # end - def define_attr_method(name, value=nil, &block) - sing = metaclass - sing.send :alias_method, "original_#{name}", name - if block_given? - sing.send :define_method, name, &block - else - # use eval instead of a block to work around a memory leak in dev - # mode in fcgi - sing.class_eval "def #{name}; #{value.to_s.inspect}; end" - end - end - protected # Scope parameters to method calls within the block. Takes a hash of method_name => parameters hash. # method_name may be <tt>:find</tt> or <tt>:create</tt>. <tt>:find</tt> parameters may include the <tt>:conditions</tt>, <tt>:joins</tt>, @@ -2508,18 +2438,6 @@ module ActiveRecord #:nodoc: result end - # A model instance's primary key is always available as model.id - # whether you name it the default 'id' or set it to something else. - def id - attr_name = self.class.primary_key - column = column_for_attribute(attr_name) - - self.class.send(:define_read_method, :id, attr_name, column) - # now that the method exists, call it - self.send attr_name.to_sym - - end - # Returns a String, which Action Pack uses for constructing an URL to this # object. The default implementation returns this record's id as a String, # or nil if this record's unsaved. @@ -2565,24 +2483,20 @@ module ActiveRecord #:nodoc: end end - def id_before_type_cast #:nodoc: - read_attribute_before_type_cast(self.class.primary_key) - end - def quoted_id #:nodoc: quote_value(id, column_for_attribute(self.class.primary_key)) end - # Sets the primary ID. - def id=(value) - write_attribute(self.class.primary_key, value) - end - # Returns true if this object hasn't been saved yet -- that is, a record for the object doesn't exist yet; otherwise, returns false. def new_record? @new_record || false end + # Returns true if this object has been destroyed, otherwise returns false. + def destroyed? + @destroyed || false + end + # :call-seq: # save(perform_validation = true) # @@ -2633,6 +2547,7 @@ module ActiveRecord #:nodoc: # options, use <tt>#destroy</tt>. def delete self.class.delete(id) unless new_record? + @destroyed = true freeze end @@ -2647,6 +2562,7 @@ module ActiveRecord #:nodoc: ) end + @destroyed = true freeze end @@ -2822,14 +2738,6 @@ module ActiveRecord #:nodoc: end end - # Returns a hash of attributes before typecasting and deserialization. - def attributes_before_type_cast - self.attribute_names.inject({}) do |attrs, name| - attrs[name] = read_attribute_before_type_cast(name) - attrs - end - end - # Returns an <tt>#inspect</tt>-like string for the value of the # attribute +attr_name+. String attributes are elided after 50 # characters, and Date and Time attributes are returned in the @@ -3212,7 +3120,10 @@ module ActiveRecord #:nodoc: include Validations include Locking::Optimistic, Locking::Pessimistic include AttributeMethods - include Dirty + include AttributeMethods::Read, AttributeMethods::Write, AttributeMethods::BeforeTypeCast, AttributeMethods::Query + include AttributeMethods::PrimaryKey + include AttributeMethods::TimeZoneConversion + include AttributeMethods::Dirty include Callbacks, ActiveModel::Observing, Timestamp include Associations, AssociationPreload, NamedScope include ActiveModel::Conversion |