backend.rb in lolita-i18n-0.1.4

- old
+ new
@@ -1,69 +1,77 @@
-module Lolita
-  module I18n
-    # Allow to operate with I18n keys and values.
-    class Backend
-
-      class << self
-        # Get translation and decode it. Set translate from and to translations.
-        # Return Hash with
-        # * <tt>:key</tt> - translation key
-        # * <tt>:value</tt> - translation
-        # * <tt>:translate_to</tt> - translation locale, like <i>en</i>
-        # * <tt>:translate_from</tt> - translation key for default language
-        def get(key)
-          result={:key=>key}
-          result[:value]=decoded_value(key)
-          result[:original_value]=decoded_value(translate_from(key))
-          result[:translate_to]=translate_to(key)
-          result[:translate_from]=translate_from(key)
-          result
-        end
-
-        # Store translation, decode and store.
-        # Accept:
-        # * <tt>key</tt> - translation key
-        # * <tt>translation</tt> - String with translation
-        def set(key,translation)
-          locale=translate_to(key)
-          translation_key=translation_key(key)
-          value=Yajl::Parser.parse(translation.to_json)
-          if Lolita::I18n.backend.store_translations(locale,{translation_key=>value},:escape=>false)
-            Lolita::I18n::GoogleTranslate.del_translation locale, translation_key
-            true
-          else
-            false
-          end
-        end
-
-        def locale(key)
-          translate_to(key) || ::I18n.default_locale
-        end
-
-        def translation_key(key)
-          (key.to_s.split('.')[1..-1]).join(".")
-        end
-        
-        private
-
-        def keys
-          @keys||=Lolita::I18n.flattened_translations.keys.sort
-        end
-
-        def decoded_value(key)
-          value=Lolita::I18n.backend.store[key]
-          value ? (Yajl::Parser.parse(value) rescue "") : ::I18n.t(key.split('.')[1..-1].join('.'), :default => "", :locale => translate_to(key))
-        end 
-
-        def translate_to(key)
-          key.to_s.split(".").first
-        end
-
-        def translate_from(key,locale=nil)
-          (key.to_s.split('.')[1..-1]).insert(0,locale || ::I18n.default_locale).join(".")
-        end
-
-      end
-
-    end
-  end
+module Lolita
+  module I18n
+    # Allow to operate with I18n keys and values.
+    class Backend
+
+      class << self
+        # Get translation and decode it. Set translate from and to translations.
+        # Return Hash with
+        # * <tt>:key</tt> - translation key
+        # * <tt>:value</tt> - translation
+        # * <tt>:translate_to</tt> - translation locale, like <i>en</i>
+        # * <tt>:translate_from</tt> - translation key for default language
+        def get(key)
+          result={:key=>key}
+          result[:value]=decoded_value(key)
+          result[:original_value]=decoded_value(translate_from(key))
+          result[:translate_to]=translate_to(key)
+          result[:translate_from]=translate_from(key)
+          result
+        end
+
+        # Store translation, decode and store.
+        # Accept:
+        # * <tt>key</tt> - translation key
+        # * <tt>translation</tt> - String with translation
+        def set(key,translation)
+          locale=translate_to(key)
+          translation_key=translation_key(key)
+          value=Yajl::Parser.parse(translation.to_json)
+          if value.blank?
+            del key
+          else
+            if Lolita::I18n.backend.store_translations(locale,{translation_key=>value},:escape=>false)
+              Lolita::I18n::GoogleTranslate.del_translation locale, translation_key
+              true
+            else
+              false
+            end
+          end
+        end
+
+        def del key
+          Lolita::I18n.store.del key
+        end
+
+        def locale(key)
+          translate_to(key) || ::I18n.default_locale
+        end
+
+        def translation_key(key)
+          (key.to_s.split('.')[1..-1]).join(".")
+        end
+        
+        private
+
+        def keys
+          @keys||=Lolita::I18n.flattened_translations.keys.sort
+        end
+
+        def decoded_value(key)
+          value=Lolita::I18n.backend.store[key]
+          value ? (Yajl::Parser.parse(value) rescue "") : ::I18n.t(key.split('.')[1..-1].join('.'), :default => "", :locale => translate_to(key))
+        end 
+
+        def translate_to(key)
+          key.to_s.split(".").first
+        end
+
+        def translate_from(key,locale=nil)
+          (key.to_s.split('.')[1..-1]).insert(0,locale || ::I18n.default_locale).join(".")
+        end
+
+      end
+
+    end
+  end
 end
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