From be514205e1b7c1df660da7fbd21208ef1638223b Mon Sep 17 00:00:00 2001
From: Rober Morales-Chaparro <rober.morales@gmail.com>
Date: Fri, 8 Jun 2012 12:06:52 +0200
Subject: [PATCH] Access numericValue, from ListRow.to_hash(numeric)

---
 lib/google_drive/list.rb      |  5 +++--
 lib/google_drive/list_row.rb  |  4 ++--
 lib/google_drive/worksheet.rb | 22 ++++++++++++++++++++++
 3 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/lib/google_drive/list.rb b/lib/google_drive/list.rb
index 4948cdc..cd45451 100644
--- a/lib/google_drive/list.rb
+++ b/lib/google_drive/list.rb
@@ -93,8 +93,9 @@ def to_hash_array()
           return self.map(){ |r| r.to_hash() }
         end
         
-        def get(index, key) #:nodoc:
-          return @worksheet[index + 2, key_to_col(key)]
+        def get(index, key, numeric = false ) #:nodoc:
+          ( numeric && @worksheet.numeric_value( index + 2, key_to_col(key) ) ) ||
+          @worksheet                           [ index + 2, key_to_col(key) ]
         end
         
         def set(index, key, value) #:nodoc:
diff --git a/lib/google_drive/list_row.rb b/lib/google_drive/list_row.rb
index f2b4032..ef7f26e 100644
--- a/lib/google_drive/list_row.rb
+++ b/lib/google_drive/list_row.rb
@@ -60,10 +60,10 @@ def clear()
           end
         end
         
-        def to_hash()
+        def to_hash( numeric = false )
           result = {}
           for key in @list.keys
-            result[key] = self[key]
+            result[key] = @list.get(@index, key, numeric)
           end
           return result
         end
diff --git a/lib/google_drive/worksheet.rb b/lib/google_drive/worksheet.rb
index 4410ec5..071c07e 100644
--- a/lib/google_drive/worksheet.rb
+++ b/lib/google_drive/worksheet.rb
@@ -26,6 +26,7 @@ def initialize(session, spreadsheet, cells_feed_url, title = nil) #:nodoc:
 
           @cells = nil
           @input_values = nil
+          @numeric_values = nil
           @modified = Set.new()
           @list = nil
           
@@ -86,6 +87,7 @@ def []=(*args)
           reload() if !@cells
           @cells[[row, col]] = value
           @input_values[[row, col]] = value
+          @numeric_values[[row, col]] = value.to_f
           @modified.add([row, col])
           self.max_rows = row if row > @max_rows
           self.max_cols = col if col > @max_cols
@@ -116,6 +118,24 @@ def input_value(*args)
           return @input_values[[row, col]] || ""
         end
 
+        # Returns the numeric value of the cell. Arguments must be either
+        # (row number, column number) or cell name. Top-left cell is [1, 1].
+        #
+        # Returns nil if there is no numeric value
+        #
+        # Example:
+        #   worksheet[1, 3]                #=> "3,0" # it depends on locale, currency...
+        #   worksheet.numeric_value(1, 3)  #=> 3.0   # 3.0:Float
+        #
+        # More (official reference):
+        #  https://developers.google.com/google-apps/spreadsheets/#working_with_cell-based_feeds
+        #
+        def numeric_value(*args)
+          (row, col) = parse_cell_args(args)
+          reload() if !@cells
+          return @numeric_values[[row, col]].to_f || nil
+        end
+        
         # Row number of the bottom-most non-empty row.
         def num_rows
           reload() if !@cells
@@ -198,12 +218,14 @@ def reload()
 
           @cells = {}
           @input_values = {}
+          @numeric_values = {}
           doc.css("feed > entry").each() do |entry|
             cell = entry.css("gs|cell")[0]
             row = cell["row"].to_i()
             col = cell["col"].to_i()
             @cells[[row, col]] = cell.inner_text
             @input_values[[row, col]] = cell["inputValue"]
+            @numeric_values[[row, col]] = cell["numericValue"]
           end
           @modified.clear()
           @meta_modified = false