#37 사용자 사진목록 페이지에서 yogy 태그들 출력

app/controllers/images_controller.rb

@@ -124,6 +124,8 @@ def ajax_cancel_dislike
 
   def filter_by_user
     @images = Image.filter_by_user( params[:user_id], 0, 100 )
+    @yogies_string = Image.generate_yogies_with_images( @images ).map{ |v| "##{v}" }.join(",")
+    @user = User.find params[:user_id]
   end
 
 

app/models/image.rb

@@ -13,12 +13,26 @@ class Image < ActiveRecord::Base
   scope :get_next_image_id, ->(id) { where( ["id > ?", id] ).order( 'id asc' ).limit(1) }
   scope :all_images, ->(offset, limit) { available_images.order('created_at desc').offset(offset).limit(limit) }
 
+  def yogies_to_array
+    yogies.split('#').drop(1).map { |item| item[/[[:word:] ]+/].strip.gsub(/\s+/, '_') }
+  end
+
+  def self.generate_yogies_with_images( images )
+    yogies = {}
+    images.each do |image|
+      image.yogies_to_array.each do |yogy|
+        yogies.has_key?(yogy) ? yogies[yogy] += 1 : yogies[yogy] = 1
+      end
+    end
+    yogies.sort_by{ |k, v| v }.reverse.map{ |v| v[0] }
+  end
 
   def process!( current_user )
     yogy_ids = []
     image = Image.find_by id: id
     image.transaction do 
-      hash_tags = yogies.split('#').drop(1).map { |item| item[/[[:word:] ]+/].strip.gsub(/\s+/, '_') }
+      #hash_tags = yogies.split('#').drop(1).map { |item| item[/[[:word:] ]+/].strip.gsub(/\s+/, '_') }
+      hash_tags = yogies_to_array
       hash_tags.each do |hash_tag|
         yogy = Yogies.new
         yogy.title = hash_tag

app/views/images/filter_by_user.html.erb

@@ -1 +1,11 @@
+<div class="panel panel-default">
+  <div class="panel-body">
+    <h3> <%= @user.name %>
+    <small>
+    님이 찍은 <%= raw link_yogies(@yogies_string) %> 사진입니다
+    </small>
+    </h3>
+  </div>
+</div>
+
 <%= render partial: 'list', locals: {images: @images}  %>