validates custom palettes

Nicholas Erdenberger
1 parent a010f291
Showing 1 changed file with 11 additions and 0 deletions Show diff stats
lib/letter_avatar/colors.rb
@@ -276,8 +276,19 @@ module LetterAvatar
  
 		def self.with_custom(username)
 			custom_palette = LetterAvatar.custom_palette
+			raise "Missing Custom Palette, please set config.custom_palette if using :custom" if custom_palette.nil?
+			raise "Invalid Custom Palette, please update config.custom_palette" unless valid_custom_palette
 			custom_palette[Digest::MD5.hexdigest(username)[0...15].to_i(16) % custom_palette.length]
 		end
+		
+		def self.valid_custom_palette
+			palette = LetterAvatar.custom_palette
+			return false unless palette.is_a?(Array)
+			return palette.all? do |color| 
+				false unless color.is_a?(Array)
+				color.all? {|i| i.is_a?(Integer) }
+			end
+		end
  
     # Colors form Google Inbox
     # https://inbox.google.com
...	...	@@ -276,8 +276,19 @@ module LetterAvatar
276	276
277	277	def self.with_custom(username)
278	278	custom_palette = LetterAvatar.custom_palette
	279	+ raise "Missing Custom Palette, please set config.custom_palette if using :custom" if custom_palette.nil?
	280	+ raise "Invalid Custom Palette, please update config.custom_palette" unless valid_custom_palette
279	281	custom_palette[Digest::MD5.hexdigest(username)[0...15].to_i(16) % custom_palette.length]
280	282	end
	283	+
	284	+ def self.valid_custom_palette
	285	+ palette = LetterAvatar.custom_palette
	286	+ return false unless palette.is_a?(Array)
	287	+ return palette.all? do \|color\|
	288	+ false unless color.is_a?(Array)
	289	+ color.all? {\|i\| i.is_a?(Integer) }
	290	+ end
	291	+ end
281	292
282	293	# Colors form Google Inbox
283	294	# https://inbox.google.com
...	...