Added support for issue reports

app/views/reports/_issue_report_with_tags.html.erb

@@ -0,0 +1,9 @@
+<h3>
+  <%=l(:field_tags)%>&nbsp;
+  <%= link_to l(:label_details),
+        project_issues_report_details_path(@project, :detail => 'tag'),
+        :class => 'icon-only icon-zoom-in',
+        :title => l(:label_details) %>
+</h3>
+<%= render :partial => 'simple', :locals => { :data => @issues_by_tags, :field_name => 'tag_id', :rows => @tags } %>
+<br />

lib/redmine_tags/hooks/view_reports_issue_report_split_content_right.rb

@@ -0,0 +1,7 @@
+module RedmineTags
+  module Hooks
+    class ViewReportsIssueReportSplitContentRightHook < Redmine::Hook::ViewListener
+      render_on :view_reports_issue_report_split_content_right, partial: 'issue_report_with_tags'
+    end
+  end
+end

lib/redmine_tags/patches/add_helpers_for_issue_tags_patch.rb

@@ -15,7 +15,8 @@ def self.included(base)
   IssuesController,
   CalendarsController,
   GanttsController,
-  SettingsController
+  SettingsController,
+  ReportsController
 ]
 patch = RedmineTags::Patches::AddHelpersForIssueTagsPatch
 bases.each do |base|

lib/redmine_tags/patches/api_template_handler_patch.rb

@@ -5,7 +5,8 @@ def self.included(base)
         base.extend(ClassMethods)
         base.class_eval do
           class << self
-            alias_method_chain :call, :redmine_tags
+            alias_method :call_without_redmine_tags, :call
+            alias_method :call, :call_with_redmine_tags
           end
         end
       end

lib/redmine_tags/patches/reports_controller_patch.rb

@@ -0,0 +1,48 @@
+module RedmineTags
+  module Patches
+    module ReportsControllerPatch
+      def self.included(base)
+        base.send :include, InstanceMethods
+        base.class_eval do
+          alias_method :issue_report_without_tags, :issue_report
+          alias_method :issue_report, :issue_report_with_tags
+
+          alias_method :issue_report_details_without_tags, :issue_report_details
+          alias_method :issue_report_details, :issue_report_details_with_tags
+        end
+      end
+
+      module InstanceMethods
+        def tag_data
+          with_subprojects = Setting.display_subprojects_issues?
+          Issue.count_and_group_by(:project => @project, :association => :tags, :with_subprojects => with_subprojects)
+        end
+
+        def tag_rows
+          Issue.available_tags.to_a
+        end
+
+        def issue_report_with_tags
+          @issues_by_tags = tag_data
+          @tags = tag_rows
+          issue_report_without_tags
+        end
+
+        def issue_report_details_with_tags
+          if params[:detail] == 'tag'
+            @field = 'tag_id'
+            @rows = tag_rows
+            @data = tag_data
+            @report_title = l(:field_tags)
+          else
+            issue_report_details_without_tags
+          end
+        end
+      end
+    end
+  end
+end
+
+base = ReportsController
+patch = RedmineTags::Patches::ReportsControllerPatch
+base.send(:include, patch) unless base.included_modules.include?(patch)

lib/redmine_tags/patches/reports_helper_patch.rb

@@ -0,0 +1,38 @@
+module RedmineTags
+  module Patches
+    module ReportsHelperPatch
+      def self.included(base)
+        base.send :include, InstanceMethods
+        base.class_eval do
+          alias_method :aggregate_path_without_redmine_tags, :aggregate_path
+          alias_method :aggregate_path, :aggregate_path_with_redmine_tags
+        end
+      end
+
+      module InstanceMethods
+        def aggregate_path_with_redmine_tags(project, field, row, options={})
+          if field == 'tag_id'
+            tag = row
+            default_operators = Query.operators.map {|k, v| k}
+            filters = []
+            options.each do |k, v|
+              if default_operators.include? v
+                filters << [k, v]
+              else
+                filters << [k, '=', v]
+              end
+            end
+            filters << [:tags, '=', tag.name]
+            options = link_to_filter_options(filters)
+          end
+          aggregate_path_without_redmine_tags(project, field, row, options)
+        end
+
+      end
+    end
+  end
+end
+
+base = ReportsHelper
+patch = RedmineTags::Patches::ReportsHelperPatch
+base.send(:include, patch) unless base.included_modules.include?(patch)