From 11205f7f215b501932a36ab17ba130b75423ef50 Mon Sep 17 00:00:00 2001
From: Braulio Bhavamitra <brauliobo@gmail.com>
Date: Fri, 20 May 2011 21:23:22 +0000
Subject: [PATCH] Add facets helpers and views

---
 app/controllers/public/search_controller.rb  |  5 +++++
 app/helpers/search_helper.rb                 | 19 +++++++++++++++++++
 app/views/search/_facets_menu.rhtml          | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 app/views/search/_facets_unselect_menu.rhtml |  8 ++++++++
 public/stylesheets/application.css           | 16 ++++++++++++++++
 5 files changed, 99 insertions(+), 0 deletions(-)
 create mode 100644 app/views/search/_facets_menu.rhtml
 create mode 100644 app/views/search/_facets_unselect_menu.rhtml

diff --git a/app/controllers/public/search_controller.rb b/app/controllers/public/search_controller.rb
index 7cd6082..baff96f 100644
--- a/app/controllers/public/search_controller.rb
+++ b/app/controllers/public/search_controller.rb
@@ -106,6 +106,11 @@ class SearchController < PublicController
       result[:date_range] = (date - 1.month)..(date + 1.month).at_end_of_month
     end
 
+    if asset_class(asset).methods.include?('facets')
+      result.merge!(:facets => {:zeros => false, :sort => :count, :fields => asset_class(asset).facets.keys,
+                    :browse => params[:facet] ? params[:facet].map{ |k,v| k.to_s+':'+v.to_s} : ''})
+    end
+
     result
   end
 
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index 3ba9ae1..292ac46 100644
--- a/app/helpers/search_helper.rb
+++ b/app/helpers/search_helper.rb
@@ -115,4 +115,23 @@ module SearchHelper
     render(:partial => 'product_categories_menu', :object => product_categories_menu)
   end
 
+  def facets_menu(asset, _facets)
+    @asset_class = asset_class(asset)
+    @facets = _facets
+    render(:partial => 'facets_menu')
+  end
+
+  def facets_unselect_menu(asset)
+    @asset_class = asset_class(asset)
+    render(:partial => 'facets_unselect_menu')
+  end
+
+  def asset_class(asset)
+    asset.to_s.singularize.camelize.constantize
+  end
+  
+  def asset_table(asset)
+    asset_class(asset).table_name
+  end
+
 end
diff --git a/app/views/search/_facets_menu.rhtml b/app/views/search/_facets_menu.rhtml
new file mode 100644
index 0000000..584e822
--- /dev/null
+++ b/app/views/search/_facets_menu.rhtml
@@ -0,0 +1,51 @@
+<% more_options = _("+ Options") %>
+<% less_options = _("- Options") %>
+<% less_options_limit = 7 %>
+
+<div id="facets-menu">
+  <% if !@facets["facet_fields"].empty? %>
+    <% @asset_class.each_facet do |facet_id, index| %>
+      <% facet = @asset_class.facets[facet_id] %>
+      <% solr_facet = @asset_class.to_solr_facet_fields[facet_id] %>
+      <% facets_all = @facets["facet_fields"][solr_facet] %>
+      <% facets_found = params[:facet] ? facets_all.reject {|id,c| params[:facet][facet_id.to_s].to_s == id.to_s } : facets_all %>
+
+      <% if facets_found.count > 0 %>
+        <div id="facet-menu-<%= index.to_s %>" class="facet-menu">
+          <div class="facet-menu-label">
+            <%= facet[:label] %>
+          </div><br />
+
+          <% if facets_found.count > less_options_limit %>
+            <div class="facet-menu-options facet-menu-more-options" style="display: none">
+              <% array = [] %>
+              <% @asset_class.each_facet_obj(solr_facet, facets_found, :sort => :alphabetically) do |obj, count| %>
+                <% array << {:id => id, :name => link_to(obj.send(facet[:display_field].to_s), params.merge({"facet[#{facet_id.to_s}]" => obj.id})) + " (#{count})"} %>
+              <% end %>
+
+              <%= text_field :facet, facet_id %>
+              <% javascript_tag do %>
+                jQuery.TokenList($("<%='facet_'+facet_id.to_s%>"), <%=array.to_json%>, {searchDelay: 0, permanentDropdown: true, theme: "facet", dontAdd: true, preventDuplicates: true});
+              <% end %>
+            </div>
+          <% end %>
+
+          <div class="facet-menu-options facet-menu-less-options">
+            <% c = 0; @asset_class.each_facet_obj(solr_facet, facets_found, :sort => :count) do |obj, count| %>
+              <%= link_to(obj.send(facet[:display_field].to_s), params.merge({"facet[#{facet_id.to_s}]" => obj.id})) + " (#{count})" %><br />
+              <% break if (c += 1) > less_options_limit %>
+            <% end %>
+          </div> <br />
+
+          <% if facets_found.count > less_options_limit %>
+            <%= link_to_function more_options, "jQuery('#facet-menu-"+index.to_s+" .facet-menu-options').toggle(200); " + 
+              "jQuery(this).text(jQuery(this).text() == '"+less_options+"' ? '"+more_options+"' : '"+less_options+"');" %>
+              <br />
+          <% end %>
+
+          <br />
+        </div>
+        <% end %>
+      <% end %>
+    <% end %>
+  </div>
diff --git a/app/views/search/_facets_unselect_menu.rhtml b/app/views/search/_facets_unselect_menu.rhtml
new file mode 100644
index 0000000..ee497cd
--- /dev/null
+++ b/app/views/search/_facets_unselect_menu.rhtml
@@ -0,0 +1,8 @@
+
+<% if params[:facet] %>
+  <% params[:facet].each do |facet_id, obj_id| %>
+    <% facet = @asset_class.facets[facet_id.to_sym] %>
+    <% obj = facet[:class].find_by_id(obj_id.to_i) %>
+    <%= link_to(obj.send(facet[:display_field]), params.merge(:facet => params[:facet].reject {|k,v| k == facet_id}), :class => 'facet-selected') if obj %>
+  <% end %>
+<% end %>
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index 3df35ee..78e2f6f 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -3049,6 +3049,22 @@ div#activation_enterprise div {
   margin-top: 0px;
 }
 
+.controller-search #facets-menu {
+  width: 20%;
+  float: left;
+}
+
+.controller-search #facets-menu div {
+  position: relative;
+}
+
+.controller-search .facet-selected {
+  display: block;
+  background-color: #000;
+  color: #fff;
+  float: left;
+}
+
 #product-category,
 .product-category-hierarchy {
   margin-top: 40px;
--
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