Merge pull request #4366 from xfalcox/print

Print Support

lib/topic_view.rb

@@ -5,13 +5,17 @@ require_dependency 'gaps'
 
 class TopicView
 
-  attr_reader :topic, :posts, :guardian, :filtered_posts, :chunk_size
+  attr_reader :topic, :posts, :guardian, :filtered_posts, :chunk_size, :print
   attr_accessor :draft, :draft_key, :draft_sequence, :user_custom_fields, :post_custom_fields
 
   def self.slow_chunk_size
     10
   end
 
+  def self.print_chunk_size
+    1000
+  end
+
   def self.chunk_size
     20
   end
@@ -37,6 +41,7 @@ class TopicView
     @user = user
     @guardian = Guardian.new(@user)
     @topic = find_topic(topic_id)
+    @print = options[:print].present?
     check_and_raise_exceptions
 
     options.each do |key, value|
@@ -44,7 +49,11 @@ class TopicView
     end
 
     @page = 1 if (!@page || @page.zero?)
-    @chunk_size = options[:slow_platform] ? TopicView.slow_chunk_size : TopicView.chunk_size
+    @chunk_size = case
+                    when options[:slow_platform] then TopicView.slow_chunk_size
+                    when @print then TopicView.print_chunk_size
+                    else TopicView.chunk_size
+                  end
     @limit ||= @chunk_size
 
     setup_filtered_posts
@@ -71,7 +80,7 @@ class TopicView
   end
 
   def canonical_path
-    path = @topic.relative_url
+    path = relative_url
     path << if @post_number
       page = ((@post_number.to_i - 1) / @limit) + 1
       (page > 1) ? "?page=#{page}" : ""
@@ -113,22 +122,22 @@ class TopicView
 
   def prev_page_path
     if prev_page > 1
-      "#{@topic.relative_url}?page=#{prev_page}"
+      "#{relative_url}?page=#{prev_page}"
     else
-      @topic.relative_url
+      relative_url
     end
   end
 
   def next_page_path
-    "#{@topic.relative_url}?page=#{next_page}"
+    "#{relative_url}?page=#{next_page}"
   end
 
   def absolute_url
-    "#{Discourse.base_url}#{@topic.relative_url}"
+    "#{Discourse.base_url}#{relative_url}"
   end
 
   def relative_url
-    @topic.relative_url
+    "#{@topic.relative_url}#{@print ? '/print' : ''}"
   end
 
   def page_title