fixes kaminari inability to pluralize spanish names

config/initializers/kaminari_config.rb

@@ -8,3 +8,50 @@ Kaminari.configure do |config|
   # config.page_method_name = :page
   # config.param_name = :page
 end
+
+
+# Overrides for making Kaminari handle i18n pluralization correctly
+#
+# Remove everything below once https://github.com/amatsuda/kaminari/pull/694 is
+# merged in Kaminari and we have updated
+module Kaminari
+
+  module ActionViewExtension
+    def page_entries_info(collection, options = {})
+      entry_name = if options[:entry_name]
+                     options[:entry_name].pluralize(collection.size)
+                   else
+                     collection.entry_name(:count => collection.size).downcase
+                   end
+
+      if collection.total_pages < 2
+        t('helpers.page_entries_info.one_page.display_entries', entry_name: entry_name, count: collection.total_count)
+      else
+        first = collection.offset_value + 1
+        last = collection.last_page? ? collection.total_count : collection.offset_value + collection.limit_value
+        t('helpers.page_entries_info.more_pages.display_entries', entry_name: entry_name, first: first, last: last, total: collection.total_count)
+      end.html_safe
+    end
+  end
+
+  module ActiveRecordRelationMethods
+    def entry_name(options = {})
+      model_name.human(options.reverse_merge(default: model_name.human.pluralize(options[:count])))
+    end
+  end
+
+  module MongoidCriteriaMethods
+    def entry_name(options = {})
+      model_name.human(options.reverse_merge(default: model_name.human.pluralize(options[:count])))
+    end
+  end
+
+  class PaginatableArray < Array
+    ENTRY = 'entry'.freeze
+
+    def entry_name(options = {})
+      I18n.t('helpers.page_entries_info.entry', options.reverse_merge(default: ENTRY.pluralize(options[:count])))
+    end
+  end
+
+end

config/locales/activerecord.es.yml

@@ -1,12 +1,33 @@
 es:
   activerecord:
     models:
-      comment: Comentario
-      debate: Debate
-      tag: Tema
-      user: Usuario
-      vote: Voto
-      organization: Organización
+      comment:
+        one: Comentario
+        other: Comentarios
+      debate:
+        one: Debate
+        other: Debates
+      tag:
+        one: Tema
+        other: Temas
+      user:
+        one: Usuario
+        other: Usuarios
+      moderator:
+        one: Moderador
+        other: Moderadores
+      administrator:
+        one: Administrador
+        other: Administradores
+      vote:
+        one: Voto
+        other: Voto
+      organization:
+        one: Organización
+        other: Organizaciones
+      proposal:
+        one: Propuesta ciudadana
+        other: Propuestas ciudadanas
     attributes:
       comment:
         body: Comentario
@@ -16,7 +37,7 @@ es:
         description: Opinión
         terms_of_service: Términos de servicio
         title: Título
-      propuesta:
+      proposal:
         author: Autor
         title: Título
         question: Pregunta

config/locales/kaminari.en.yml

@@ -8,10 +8,14 @@ en:
       truncate: "…"
   helpers:
     page_entries_info:
+      entry:
+        zero: "entries"
+        one: "entry"
+        other: "entries"
       one_page:
         display_entries:
           zero: "No %{entry_name} found"
           one: "Displaying <b>1</b> %{entry_name}"
           other: "Displaying <b>all %{count}</b> %{entry_name}"
       more_pages:
-        display_entries: "Displaying %{entry_name} <b>%{first}&nbsp;-&nbsp;%{last}</b> of <b>%{total}</b> in total"
+        display_entries: "Displaying %{entry_name} <b>%{first}&nbsp;-&nbsp;%{last}</b> of <b>%{total}</b> in total"

config/locales/kaminari.es.yml

@@ -8,10 +8,14 @@ es:
       truncate: "…"
   helpers:
     page_entries_info:
+      entry:
+        zero: "entradas"
+        one: "entrada"
+        other: "entradas"
       one_page:
         display_entries:
           zero: "No se han encontrado %{entry_name}"
-          one: "Encontrado <b>1</b> %{entry_name}"
-          other: "Encontrados <b> %{count}</b> %{entry_name}"
+          one: "Hay <b>1</b> %{entry_name}"
+          other: "Hay <b> %{count}</b> %{entry_name}"
       more_pages:
-        display_entries: "Se muestran <b> del %{first}&nbsp;al&nbsp;%{last}</b> de un total de <b>%{total}</b> %{entry_name}"
+        display_entries: "Mostrando <b>%{first}&nbsp;-&nbsp;%{last}</b> de un total de <b>%{total}</b> %{entry_name}"