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-rw-r--r--actionpack/lib/action_controller/metal/mime_responds.rb3
-rw-r--r--actionpack/lib/action_view/lookup_context.rb21
-rw-r--r--actionpack/lib/action_view/render/rendering.rb11
3 files changed, 19 insertions, 16 deletions
diff --git a/actionpack/lib/action_controller/metal/mime_responds.rb b/actionpack/lib/action_controller/metal/mime_responds.rb
index fa69ab2038..4f384d1ec5 100644
--- a/actionpack/lib/action_controller/metal/mime_responds.rb
+++ b/actionpack/lib/action_controller/metal/mime_responds.rb
@@ -262,8 +262,7 @@ module ActionController #:nodoc:
if format = request.negotiate_mime(collector.order)
self.content_type ||= format.to_s
- self.formats = [format.to_sym]
- self.formats.freeze
+ lookup_context.freeze_formats([format.to_sym])
collector.response_for(format)
else
head :not_acceptable
diff --git a/actionpack/lib/action_view/lookup_context.rb b/actionpack/lib/action_view/lookup_context.rb
index 10f1911e31..9b59aac0eb 100644
--- a/actionpack/lib/action_view/lookup_context.rb
+++ b/actionpack/lib/action_view/lookup_context.rb
@@ -23,9 +23,12 @@ module ActionView
def #{name}=(value)
value = Array.wrap(value.presence || _#{name}_defaults)
- @details_key = nil unless value == @details[:#{name}]
- # Always set the value to handle frozen arrays
- @details[:#{name}] = value
+
+ if value != @details[:#{name}]
+ @details_key = nil
+ @details = @details.dup if @details.frozen?
+ @details[:#{name}] = value.freeze
+ end
end
METHOD
end
@@ -45,7 +48,7 @@ module ActionView
@details_keys = Hash.new
def self.get(details)
- @details_keys[details] ||= new
+ @details_keys[details.freeze] ||= new
end
def initialize
@@ -55,6 +58,7 @@ module ActionView
def initialize(view_paths, details = {})
@details, @details_key = { :handlers => default_handlers }, nil
+ @frozen_formats = false
self.view_paths = view_paths
self.update_details(details, true)
end
@@ -127,6 +131,15 @@ module ActionView
@details_key ||= DetailsKey.get(@details)
end
+ # Freeze the current formats in the lookup context. By freezing them, you are guaranteeing
+ # that next template lookups are not going to modify the formats. The controller can also
+ # use this, to ensure that formats won't be further modified (as it does in respond_to blocks).
+ def freeze_formats(formats, unless_frozen=false) #:nodoc:
+ return if unless_frozen && @frozen_formats
+ self.formats = formats
+ @frozen_formats = true
+ end
+
# Overload formats= to reject [:"*/*"] values.
def formats=(value)
value = nil if value == [:"*/*"]
diff --git a/actionpack/lib/action_view/render/rendering.rb b/actionpack/lib/action_view/render/rendering.rb
index a8f745afd1..492326964a 100644
--- a/actionpack/lib/action_view/render/rendering.rb
+++ b/actionpack/lib/action_view/render/rendering.rb
@@ -21,7 +21,7 @@ module ActionView
_render_partial(options)
else
template = _determine_template(options)
- _freeze_formats(template.formats)
+ lookup_context.freeze_formats(template.formats, true)
_render_template(template, options[:layout], options)
end
when :update
@@ -62,14 +62,5 @@ module ActionView
content
end
end
-
- # Freeze the current formats in the lookup context. By freezing them, you are guaranteeing
- # that next template lookups are not going to modify the formats. The controller can also
- # use this, to ensure that formats won't be further modified (as it does in respond_to blocks).
- def _freeze_formats(formats) #:nodoc:
- return if self.formats.frozen?
- self.formats = formats
- self.formats.freeze
- end
end
end