Methods
Public Instance methods
Quotes the column value to help prevent SQL injection attacks.
[ show source ]
# File vendor/rails/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 6
6: def quote(value, column = nil)
7: # records are quoted as their primary key
8: return value.quoted_id if value.respond_to?(:quoted_id)
9:
10: case value
11: when String, ActiveSupport::Multibyte::Chars
12: value = value.to_s
13: if column && column.type == :binary && column.class.respond_to?(:string_to_binary)
14: "'#{quote_string(column.class.string_to_binary(value))}'" # ' (for ruby-mode)
15: elsif column && [:integer, :float].include?(column.type)
16: value = column.type == :integer ? value.to_i : value.to_f
17: value.to_s
18: else
19: "'#{quote_string(value)}'" # ' (for ruby-mode)
20: end
21: when NilClass then "NULL"
22: when TrueClass then (column && column.type == :integer ? '1' : quoted_true)
23: when FalseClass then (column && column.type == :integer ? '0' : quoted_false)
24: when Float, Fixnum, Bignum then value.to_s
25: # BigDecimals need to be output in a non-normalized form and quoted.
26: when BigDecimal then value.to_s('F')
27: when Date then "'#{value.to_s}'"
28: when Time, DateTime then "'#{quoted_date(value)}'"
29: else "'#{quote_string(value.to_yaml)}'"
30: end
31: end
Returns a quoted form of the column name. This is highly adapter specific.
[ show source ]
# File vendor/rails/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 41
41: def quote_column_name(name)
42: name
43: end
Quotes a string, escaping any ’ (single quote) and \ (backslash) characters.
[ show source ]
# File vendor/rails/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 35
35: def quote_string(s)
36: s.gsub(/\\/, '\&\&').gsub(/'/, "''") # ' (for ruby-mode)
37: end
[ show source ]
# File vendor/rails/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 53
53: def quoted_date(value)
54: value.strftime("%Y-%m-%d %H:%M:%S")
55: end
[ show source ]
# File vendor/rails/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 49
49: def quoted_false
50: "'f'"
51: end
[ show source ]
# File vendor/rails/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 45
45: def quoted_true
46: "'t'"
47: end