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-rw-r--r--activerecord/lib/active_record/sanitization.rb17
1 files changed, 13 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb
index dacaec26b7..6a130c145b 100644
--- a/activerecord/lib/active_record/sanitization.rb
+++ b/activerecord/lib/active_record/sanitization.rb
@@ -29,6 +29,7 @@ module ActiveRecord
end
end
alias_method :sanitize_sql, :sanitize_sql_for_conditions
+ alias_method :sanitize_conditions, :sanitize_sql
# Accepts an array, hash, or string of SQL conditions and sanitizes
# them into a valid SQL fragment for a SET clause.
@@ -86,12 +87,15 @@ module ActiveRecord
# { address: Address.new("123 abc st.", "chicago") }
# # => "address_street='123 abc st.' and address_city='chicago'"
def sanitize_sql_hash_for_conditions(attrs, default_table_name = self.table_name)
+ ActiveSupport::Deprecation.warn(<<-EOWARN)
+sanitize_sql_hash_for_conditions is deprecated, and will be removed in Rails 5.0
+ EOWARN
attrs = PredicateBuilder.resolve_column_aliases self, attrs
attrs = expand_hash_conditions_for_aggregates(attrs)
table = Arel::Table.new(table_name, arel_engine).alias(default_table_name)
PredicateBuilder.build_from_hash(self, attrs, table).map { |b|
- connection.visitor.accept b
+ connection.visitor.compile b
}.join(' AND ')
end
alias_method :sanitize_sql_hash, :sanitize_sql_hash_for_conditions
@@ -106,6 +110,13 @@ module ActiveRecord
end.join(', ')
end
+ # Sanitizes a +string+ so that it is safe to use within an SQL
+ # LIKE statement. This method uses +escape_character+ to escape all occurrences of "\", "_" and "%"
+ def sanitize_sql_like(string, escape_character = "\\")
+ pattern = Regexp.union(escape_character, "%", "_")
+ string.gsub(pattern) { |x| [escape_character, x].join }
+ end
+
# Accepts an array of conditions. The array has each value
# sanitized and interpolated into the SQL statement.
# ["name='%s' and group_id='%s'", "foo'bar", 4] returns "name='foo''bar' and group_id='4'"
@@ -122,13 +133,11 @@ module ActiveRecord
end
end
- alias_method :sanitize_conditions, :sanitize_sql
-
def replace_bind_variables(statement, values) #:nodoc:
raise_if_bind_arity_mismatch(statement, statement.count('?'), values.size)
bound = values.dup
c = connection
- statement.gsub('?') do
+ statement.gsub(/\?/) do
replace_bind_variable(bound.shift, c)
end
end