There is no need to pass options argument to UrlGenerator (#2273)

* There is no need to pass options argument to UrlGenerator
* Houndci compliance

lib/paperclip/attachment.rb

@@ -83,7 +83,7 @@ module Paperclip
       @errors                = {}
       @dirty                 = false
       @interpolator          = options[:interpolator]
-      @url_generator         = options[:url_generator].new(self, @options)
+      @url_generator         = options[:url_generator].new(self)
       @source_file_options   = options[:source_file_options]
       @whiny                 = options[:whiny]
 

lib/paperclip/url_generator.rb

@@ -2,29 +2,32 @@ require 'uri'
 
 module Paperclip
   class UrlGenerator
-    def initialize(attachment, attachment_options)
+    def initialize(attachment)
       @attachment = attachment
-      @attachment_options = attachment_options
     end
 
     def for(style_name, options)
-      timestamp_as_needed(
-        escape_url_as_needed(
-          @attachment_options[:interpolator].interpolate(most_appropriate_url, @attachment, style_name),
-          options
-      ), options)
+      interpolated = attachment_options[:interpolator].interpolate(
+        most_appropriate_url, @attachment, style_name
+      )
+
+      escaped = escape_url_as_needed(interpolated, options)
+      timestamp_as_needed(escaped, options)
     end
 
     private
 
+    attr_reader :attachment
+    delegate :options, to: :attachment, prefix: true
+
     # This method is all over the place.
     def default_url
-      if @attachment_options[:default_url].respond_to?(:call)
-        @attachment_options[:default_url].call(@attachment)
-      elsif @attachment_options[:default_url].is_a?(Symbol)
-        @attachment.instance.send(@attachment_options[:default_url])
+      if attachment_options[:default_url].respond_to?(:call)
+        attachment_options[:default_url].call(@attachment)
+      elsif attachment_options[:default_url].is_a?(Symbol)
+        @attachment.instance.send(attachment_options[:default_url])
       else
-        @attachment_options[:default_url]
+        attachment_options[:default_url]
       end
     end
 
@@ -32,7 +35,7 @@ module Paperclip
       if @attachment.original_filename.nil?
         default_url
       else
-        @attachment_options[:url]
+        attachment_options[:url]
       end
     end
 

spec/paperclip/url_generator_spec.rb

@@ -4,11 +4,10 @@ require 'spec_helper'
 describe Paperclip::UrlGenerator do
   it "uses the given interpolator" do
     expected = "the expected result"
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new(result: expected)
+    mock_attachment = MockAttachment.new(interpolator: mock_interpolator)
 
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment,
-                                                { interpolator: mock_interpolator })
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
     result = url_generator.for(:style_name, {})
 
     assert_equal expected, result
@@ -17,12 +16,12 @@ describe Paperclip::UrlGenerator do
   end
 
   it "uses the default URL when no file is assigned" do
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new
     default_url = "the default url"
-    options = { interpolator: mock_interpolator, default_url: default_url}
+    options = { interpolator: mock_interpolator, default_url: default_url }
+    mock_attachment = MockAttachment.new(options)
 
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
     url_generator.for(:style_name, {})
 
     assert mock_interpolator.has_interpolated_pattern?(default_url),
@@ -30,12 +29,12 @@ describe Paperclip::UrlGenerator do
   end
 
   it "executes the default URL lambda when no file is assigned" do
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new
     default_url = lambda {|attachment| "the #{attachment.class.name} default url" }
     options = { interpolator: mock_interpolator, default_url: default_url}
+    mock_attachment = MockAttachment.new(options)
 
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
     url_generator.for(:style_name, {})
 
     assert mock_interpolator.has_interpolated_pattern?("the MockAttachment default url"),
@@ -44,12 +43,16 @@ describe Paperclip::UrlGenerator do
 
   it "executes the method named by the symbol as the default URL when no file is assigned" do
     mock_model = FakeModel.new
-    mock_attachment = MockAttachment.new(model: mock_model)
-    mock_interpolator = MockInterpolator.new
     default_url = :to_s
-    options = { interpolator: mock_interpolator, default_url: default_url}
-
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    mock_interpolator = MockInterpolator.new
+    options = {
+      interpolator: mock_interpolator,
+      default_url: default_url,
+      model: mock_model,
+    }
+    mock_attachment = MockAttachment.new(options)
+
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
     url_generator.for(:style_name, {})
 
     assert mock_interpolator.has_interpolated_pattern?(mock_model.to_s),
@@ -58,10 +61,10 @@ describe Paperclip::UrlGenerator do
 
   it "URL-escapes spaces if asked to" do
     expected = "the expected result"
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new(result: expected)
     options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {escape: true})
 
@@ -74,10 +77,10 @@ describe Paperclip::UrlGenerator do
         "the escaped result"
       end
     end.new
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new(result: expected)
     options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {escape: true})
 
@@ -86,10 +89,10 @@ describe Paperclip::UrlGenerator do
 
   it "leaves spaces unescaped as asked to" do
     expected = "the expected result"
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new(result: expected)
     options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {escape: false})
 
@@ -98,10 +101,10 @@ describe Paperclip::UrlGenerator do
 
   it "defaults to leaving spaces unescaped" do
     expected = "the expected result"
-    mock_attachment = MockAttachment.new
     mock_interpolator = MockInterpolator.new(result: expected)
     options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {})
 
@@ -111,9 +114,9 @@ describe Paperclip::UrlGenerator do
   it "produces URLs without the updated_at value when the object does not respond to updated_at" do
     expected = "the expected result"
     mock_interpolator = MockInterpolator.new(result: expected)
-    mock_attachment = MockAttachment.new(responds_to_updated_at: false)
-    options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    options = { interpolator: mock_interpolator, responds_to_updated_at: false }
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {timestamp: true})
 
@@ -123,9 +126,13 @@ describe Paperclip::UrlGenerator do
   it "produces URLs without the updated_at value when the updated_at value is nil" do
     expected = "the expected result"
     mock_interpolator = MockInterpolator.new(result: expected)
-    mock_attachment = MockAttachment.new(responds_to_updated_at: true, updated_at: nil)
-    options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    options = {
+      responds_to_updated_at: true,
+      updated_at: nil,
+      interpolator: mock_interpolator,
+    }
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {timestamp: true})
 
@@ -136,9 +143,9 @@ describe Paperclip::UrlGenerator do
     expected = "the expected result"
     updated_at = 1231231234
     mock_interpolator = MockInterpolator.new(result: expected)
-    mock_attachment = MockAttachment.new(updated_at: updated_at)
-    options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    options = { interpolator: mock_interpolator, updated_at: updated_at }
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {timestamp: true})
 
@@ -149,9 +156,9 @@ describe Paperclip::UrlGenerator do
     expected = "the?expected=result"
     updated_at = 1231231234
     mock_interpolator = MockInterpolator.new(result: expected)
-    mock_attachment = MockAttachment.new(updated_at: updated_at)
-    options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    options = { interpolator: mock_interpolator, updated_at: updated_at }
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {timestamp: true})
 
@@ -162,9 +169,9 @@ describe Paperclip::UrlGenerator do
     expected = "the expected result"
     updated_at = 1231231234
     mock_interpolator = MockInterpolator.new(result: expected)
-    mock_attachment = MockAttachment.new(updated_at: updated_at)
-    options = { interpolator: mock_interpolator }
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    options = { interpolator: mock_interpolator, updated_at: updated_at }
+    mock_attachment = MockAttachment.new(options)
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
 
     result = url_generator.for(:style_name, {timestamp: false})
 
@@ -173,11 +180,15 @@ describe Paperclip::UrlGenerator do
 
   it "produces the correct URL when the instance has a file name" do
     expected = "the expected result"
-    mock_attachment = MockAttachment.new(original_filename: 'exists')
     mock_interpolator = MockInterpolator.new
-    options = { interpolator: mock_interpolator, url: expected}
-
-    url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+    options = {
+      interpolator: mock_interpolator,
+      url: expected,
+      original_filename: "exists",
+    }
+    mock_attachment = MockAttachment.new(options)
+
+    url_generator = Paperclip::UrlGenerator.new(mock_attachment)
     url_generator.for(:style_name, {})
 
     assert mock_interpolator.has_interpolated_pattern?(expected),
@@ -186,10 +197,10 @@ describe Paperclip::UrlGenerator do
 
   describe "should be able to escape (, ), [, and ]." do
     def generate(expected, updated_at=nil)
-      mock_attachment = MockAttachment.new(updated_at: updated_at)
       mock_interpolator = MockInterpolator.new(result: expected)
-      options = { interpolator: mock_interpolator }
-      url_generator = Paperclip::UrlGenerator.new(mock_attachment, options)
+      options = { interpolator: mock_interpolator, updated_at: updated_at }
+      mock_attachment = MockAttachment.new(options)
+      url_generator = Paperclip::UrlGenerator.new(mock_attachment)
       def url_generator.respond_to(params)
         false if params == :escape
       end

spec/support/mock_attachment.rb

 class MockAttachment
   attr_accessor :updated_at, :original_filename
+  attr_reader :options
 
   def initialize(options = {})
+    @options = options
     @model = options[:model]
     @responds_to_updated_at = options[:responds_to_updated_at]
     @updated_at = options[:updated_at]

spec/support/mock_url_generator_builder.rb

@@ -2,9 +2,9 @@ class MockUrlGeneratorBuilder
   def initializer
   end
 
-  def new(attachment, attachment_options)
+  def new(attachment)
     @attachment = attachment
-    @attachment_options = attachment_options
+    @attachment_options = @attachment.options
     self
   end