From 74a756a8b43e2eb5e743d32fa4f6089be2246a58 Mon Sep 17 00:00:00 2001 From: Sean Griffin Date: Tue, 3 Jun 2014 08:08:50 -0600 Subject: Refactor quoting of binary data to not be based on the column type --- .../connection_adapters/abstract/quoting.rb | 67 ++++++++++++---------- .../connection_adapters/abstract_mysql_adapter.rb | 7 +-- .../connection_adapters/postgresql/quoting.rb | 31 ++++++---- .../connection_adapters/sqlite3_adapter.rb | 7 +-- activerecord/lib/active_record/type/binary.rb | 18 ++++++ 5 files changed, 83 insertions(+), 47 deletions(-) (limited to 'activerecord/lib') diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index f836e60988..04ae67234f 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -18,21 +18,7 @@ module ActiveRecord value = column.type_cast_for_database(value) end - case value - when String, ActiveSupport::Multibyte::Chars - "'#{quote_string(value.to_s)}'" - when true then quoted_true - when false then quoted_false - when nil then "NULL" - # BigDecimals need to be put in a non-normalized form and quoted. - when BigDecimal then value.to_s('F') - when Numeric, ActiveSupport::Duration then value.to_s - when Date, Time then "'#{quoted_date(value)}'" - when Symbol then "'#{quote_string(value.to_s)}'" - when Class then "'#{value.to_s}'" - else - "'#{quote_string(YAML.dump(value))}'" - end + _quote(value) end # Cast a +value+ to a type that the database understands. For example, @@ -52,20 +38,10 @@ module ActiveRecord value = column.type_cast_for_database(value) end - case value - when Symbol, ActiveSupport::Multibyte::Chars - value.to_s - when true then unquoted_true - when false then unquoted_false - # BigDecimals need to be put in a non-normalized form and quoted. - when BigDecimal then value.to_s('F') - when Date, Time then quoted_date(value) - when *types_which_need_no_typecasting - value - else - to_type = column ? " to #{column.type}" : "" - raise TypeError, "can't cast #{value.class}#{to_type}" - end + _type_cast(value) + rescue TypeError + to_type = column ? " to #{column.type}" : "" + raise TypeError, "can't cast #{value.class}#{to_type}" end # Quotes a string, escaping any ' (single quote) and \ (backslash) @@ -129,6 +105,39 @@ module ActiveRecord def types_which_need_no_typecasting [nil, Numeric, String] end + + def _quote(value) + case value + when String, ActiveSupport::Multibyte::Chars, Type::Binary::Data + "'#{quote_string(value.to_s)}'" + when true then quoted_true + when false then quoted_false + when nil then "NULL" + # BigDecimals need to be put in a non-normalized form and quoted. + when BigDecimal then value.to_s('F') + when Numeric, ActiveSupport::Duration then value.to_s + when Date, Time then "'#{quoted_date(value)}'" + when Symbol then "'#{quote_string(value.to_s)}'" + when Class then "'#{value.to_s}'" + else + "'#{quote_string(YAML.dump(value))}'" + end + end + + def _type_cast(value) + case value + when Symbol, ActiveSupport::Multibyte::Chars, Type::Binary::Data + value.to_s + when true then unquoted_true + when false then unquoted_false + # BigDecimals need to be put in a non-normalized form and quoted. + when BigDecimal then value.to_s('F') + when Date, Time then quoted_date(value) + when *types_which_need_no_typecasting + value + else raise TypeError + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index 2677b6ee83..759ac9943f 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -218,10 +218,9 @@ module ActiveRecord # QUOTING ================================================== - def quote(value, column = nil) - if value.kind_of?(String) && column && column.type == :binary - s = value.unpack("H*")[0] - "x'#{s}'" + def _quote(value) # :nodoc: + if value.is_a?(Type::Binary::Data) + "x'#{value.hex}'" else super end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index c875bc5162..4c719b834f 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -61,7 +61,6 @@ module ActiveRecord end when String case sql_type - when 'bytea' then "'#{escape_bytea(value)}'" when 'xml' then "xml '#{quote_string(value)}'" when /^bit/ case value @@ -105,15 +104,6 @@ module ActiveRecord super(value, column) end end - when String - if 'bytea' == column.sql_type - # Return a bind param hash with format as binary. - # See http://deveiate.org/code/pg/PGconn.html#method-i-exec_prepared-doc - # for more information - { value: value, format: 1 } - else - super(value, column) - end when Hash case column.sql_type when 'hstore' then PostgreSQLColumn.hstore_to_string(value, array_member) @@ -173,6 +163,27 @@ module ActiveRecord quote(value, column) end end + + private + + def _quote(value) + if value.is_a?(Type::Binary::Data) + "'#{escape_bytea(value.to_s)}'" + else + super + end + end + + def _type_cast(value) + if value.is_a?(Type::Binary::Data) + # Return a bind param hash with format as binary. + # See http://deveiate.org/code/pg/PGconn.html#method-i-exec_prepared-doc + # for more information + { value: value.to_s, format: 1 } + else + super + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index adf893d7e7..e6163771e8 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -219,10 +219,9 @@ module ActiveRecord # QUOTING ================================================== - def quote(value, column = nil) - if value.kind_of?(String) && column && column.type == :binary - s = value.unpack("H*")[0] - "x'#{s}'" + def _quote(value) # :nodoc: + if value.is_a?(Type::Binary::Data) + "x'#{value.hex}'" else super end diff --git a/activerecord/lib/active_record/type/binary.rb b/activerecord/lib/active_record/type/binary.rb index e34b7bb268..9d10c91fc1 100644 --- a/activerecord/lib/active_record/type/binary.rb +++ b/activerecord/lib/active_record/type/binary.rb @@ -12,6 +12,24 @@ module ActiveRecord def klass ::String end + + def type_cast_for_database(value) + Data.new(super) + end + + class Data + def initialize(value) + @value = value + end + + def to_s + @value + end + + def hex + @value.unpack('H*')[0] + end + end end end end -- cgit v1.2.3