From 35d3cc8b21bce0c4ce7b9ec4e29d52df4b5f9cc4 Mon Sep 17 00:00:00 2001
From: Jean Jacques Warmerdam <sjaq@koelka.st>
Date: Mon, 25 Feb 2013 14:57:00 +0100
Subject: Allow other sheet as data source for pivot tables and fix hard coded
 sheet name in Pivot Table Cache Definition

---
 lib/axlsx/workbook/worksheet/pivot_table.rb                  | 12 +++++++++++-
 lib/axlsx/workbook/worksheet/pivot_table_cache_definition.rb |  2 +-
 2 files changed, 12 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/axlsx/workbook/worksheet/pivot_table.rb b/lib/axlsx/workbook/worksheet/pivot_table.rb
index 4ebcdee8..94edf80e 100644
--- a/lib/axlsx/workbook/worksheet/pivot_table.rb
+++ b/lib/axlsx/workbook/worksheet/pivot_table.rb
@@ -19,6 +19,7 @@ module Axlsx
       @sheet = sheet
       @sheet.workbook.pivot_tables << self
       @name = "PivotTable#{index+1}"
+      @data_sheet = nil
       @rows = []
       @columns = []
       @data = []
@@ -39,6 +40,15 @@ module Axlsx
     # @return [String]
     attr_reader :sheet
 
+    # The sheet used as data source for the pivot table
+    # @return [Worksheet]
+    attr_writer :data_sheet
+
+    # (see #data_sheet)
+    def data_sheet
+      @data_sheet || @sheet
+    end
+
     # The range where the data for this pivot table lives.
     # @return [String]
     attr_reader :range
@@ -206,7 +216,7 @@ module Axlsx
     # The header cells for the pivot table
     # @return [Array]
     def header_cells
-      @sheet[header_range]
+      data_sheet[header_range]
     end
 
     # The values in the header cells collection
diff --git a/lib/axlsx/workbook/worksheet/pivot_table_cache_definition.rb b/lib/axlsx/workbook/worksheet/pivot_table_cache_definition.rb
index c1683520..37f46c51 100644
--- a/lib/axlsx/workbook/worksheet/pivot_table_cache_definition.rb
+++ b/lib/axlsx/workbook/worksheet/pivot_table_cache_definition.rb
@@ -48,7 +48,7 @@ module Axlsx
       str << '<?xml version="1.0" encoding="UTF-8"?>'
       str << '<pivotCacheDefinition xmlns="' << XML_NS << '" xmlns:r="' << XML_NS_R << '" invalid="1" refreshOnLoad="1" recordCount="0">'
       str <<   '<cacheSource type="worksheet">'
-      str <<     '<worksheetSource ref="' << pivot_table.range << '" sheet="Data Sheet"/>'
+      str <<     '<worksheetSource ref="' << pivot_table.range << '" sheet="' << pivot_table.data_sheet.name << '"/>'
       str <<   '</cacheSource>'
       str <<   '<cacheFields count="' << pivot_table.header_cells_count.to_s << '">'
       pivot_table.header_cells.each do |cell|
-- 
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