Merge remote-tracking branch 'upstream/pull/4735'

[rails.git] / lib / classic_pagination / pagination_helper.rb

diff --git a/lib/classic_pagination/pagination_helper.rb b/lib/classic_pagination/pagination_helper.rb
index 238b8836e919a834bbe1daca3e2108174aacd96f..72d16fc983cdbfd80b28201f1ce9b239c1b3b939 100644 (file)
--- a/lib/classic_pagination/pagination_helper.rb
+++ b/lib/classic_pagination/pagination_helper.rb
@@ -13,7 +13,7 @@ module ActionView
           :always_show_anchors => true,
           :link_to_current_page => false,
           :params => {}
-        }
+        }.freeze
       end
 
       # Creates a basic HTML link bar for the given +paginator+.  Links will be created
@@ -97,7 +97,7 @@ module ActionView
 
         current_page = paginator.current_page
         window_pages = current_page.window(options[:window_size]).pages
-        return if window_pages.length <= 1 unless link_to_current_page
+        return unless link_to_current_page || window_pages.length > 1
 
         first = paginator.first
         last = paginator.last
@@ -113,11 +113,11 @@ module ActionView
         end
 
         window_pages.each do |page|
-          if current_page == page && !link_to_current_page
-            html << page.number.to_s
-          else
-            html << yield(page.number)
-          end
+          html << if current_page == page && !link_to_current_page
+                    page.number.to_s
+                  else
+                    yield(page.number)
+                  end
           html << " "
         end
 
@@ -130,6 +130,40 @@ module ActionView
 
         html
       end
-    end # PaginationHelper
-  end # Helpers
-end # ActionView
+
+      def pagination_items(paginator, options)
+        options = DEFAULT_OPTIONS.merge(options)
+        link_to_current_page = options[:link_to_current_page]
+        always_show_anchors = options[:always_show_anchors]
+
+        current_page = paginator.current_page
+        window_pages = current_page.window(options[:window_size]).pages
+
+        first = paginator.first
+        last = paginator.last
+
+        items = []
+
+        if always_show_anchors && !(wp_first = window_pages[0]).first?
+          items.push [first.number.to_s, first.number]
+          items.push ["...", "disabled"] if wp_first.number - first.number > 1
+        end
+
+        window_pages.each do |page|
+          if current_page == page && !link_to_current_page
+            items.push [page.number.to_s, "active"]
+          else
+            items.push [page.number.to_s, page.number]
+          end
+        end
+
+        if always_show_anchors && !(wp_last = window_pages[-1]).last?
+          items.push ["...", "disabled"] if last.number - wp_last.number > 1
+          items.push [last.number.to_s, last.number]
+        end
+
+        items
+      end
+    end
+  end
+end