configuration options in Thread.current, #7

Author: ksz2k

lib/letter_avatar.rb

@@ -1,20 +1,10 @@
 require "letter_avatar/version"
+require "letter_avatar/configuration"
 require "letter_avatar/avatar"
 require "letter_avatar/avatar_helper"
 
 module LetterAvatar
-
-  mattr_accessor :cache_base_path
-  @@cache_base_path = nil
-
-  mattr_accessor :colors_palette
-  @@colors_palette = :google
-
-  mattr_accessor :weight
-  @@weight = 300
-
-  mattr_accessor :annotate_position
-  @@annotate_position = '-0+5'
+  extend LetterAvatar::Configuration
 
   def self.setup(&block)
     yield(self)

lib/letter_avatar/colors.rb

@@ -1,6 +1,8 @@
 module LetterAvatar
   module Colors
 
+    PALETTES = [:google, :iwanthue]
+
     def self.for(username)
       public_send("with_#{LetterAvatar.colors_palette}", username) rescue with_google(username)
     end

lib/letter_avatar/configuration.rb

@@ -0,0 +1,39 @@
+require "letter_avatar/colors"
+
+module LetterAvatar
+  module Configuration
+
+    def cache_base_path
+      Thread.current[:cache_base_path]
+    end
+
+    def cache_base_path=(v)
+      Thread.current[:cache_base_path] = v
+    end
+
+    def colors_palette
+      Thread.current[:colors_palette] ||= :google
+    end
+
+    def colors_palette=(v)
+      Thread.current[:colors_palette] = v if v.in?(Colors::PALETTES)
+    end
+
+    def weight
+      Thread.current[:weight] ||= 300
+    end
+
+    def weight=(v)
+      Thread.current[:weight] = v
+    end
+
+    def annotate_position
+      Thread.current[:annotate_position] ||= '-0+5'
+    end
+
+    def annotate_position=(v)
+      Thread.current[:annotate_position] = v
+    end
+
+  end
+end