fix error

app/helpers/admin/新文字文件.txt

@@ -0,0 +1,33 @@
+module Admin::EpaperHelper
+  extend self
+  def get_all_categories
+    app = ModuleApp.where(key: 'e_paper').first
+    asc_flag = app.asc rescue true
+    app.categories.enabled.sort_by do |category|
+      tmp = category.sort_number.to_i rescue 0
+      asc_flag ? tmp : -tmp
+    end
+  end
+  def get_paper_data(paper_criteria)
+    papers = paper_criteria.epaper_topics.group_by(&:category)
+    papers_data = []
+    papers_sorted = get_all_categories.map do |v|
+                      tmp = papers.select{|cat,topics| (cat.id==v.id rescue false)}
+                      if tmp.count==0
+                        tmp = nil
+                      end
+                      tmp
+                    end.compact
+    papers_sorted.each do |paper|
+      paper.each do |category, topics|
+        topics_data = Array(topics).compact
+        papers_data << {
+          "category_title" => (category.title rescue nil),
+          "category" => category,
+          "topics" => topics_data
+        }
+      end
+    end
+    papers_data
+  end
+end

lib/tasks/e_paper_tasks.rake

@@ -10,7 +10,7 @@ namespace :epaper do
 			emails = []
 			mail_limit = 25
 			subscribers.each do |subscriber|
-				emails << subscriber.email if paper.language_to_send.include? subscriber.language
+				emails << subscriber.email if paper.language_to_send.include?(subscriber.language) && !subscriber.email.blank?
 				subscriber.last_paper_sent = paper.id.to_s
 				subscriber.save
 				if emails.count == mail_limit