Adds a class for handling CSV generation (#7037).

git-svn-id: http://svn.redmine.org/redmine/trunk@14302 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

@@ -1307,6 +1307,11 @@ module ApplicationHelper
     end
   end
 
+  def generate_csv(&block)
+    decimal_separator = l(:general_csv_decimal_separator)
+    encoding = l(:general_csv_encoding)
+  end
+
   private
 
   def wiki_helper

app/helpers/queries_helper.rb

@@ -162,7 +162,6 @@ module QueriesHelper
   end
 
   def query_to_csv(items, query, options={})
-    encoding = l(:general_csv_encoding)
     columns = (options[:columns] == 'all' ? query.available_inline_columns : query.inline_columns)
     query.available_block_columns.each do |column|
       if options[column.name].present?
@@ -170,15 +169,14 @@ module QueriesHelper
       end
     end
 
-    export = CSV.generate(:col_sep => l(:general_csv_separator)) do |csv|
+    Redmine::Export::CSV.generate do |csv|
       # csv header fields
-      csv << columns.collect {|c| Redmine::CodesetUtil.from_utf8(c.caption.to_s, encoding) }
+      csv << columns.map {|c| c.caption.to_s}
       # csv lines
       items.each do |item|
-        csv << columns.collect {|c| Redmine::CodesetUtil.from_utf8(csv_content(c, item), encoding) }
+        csv << columns.map {|c| csv_content(c, item)}
       end
     end
-    export
   end
 
   # Retrieve query from session or build a new query

app/helpers/timelog_helper.rb

@@ -90,49 +90,42 @@ module TimelogHelper
   end
 
   def report_to_csv(report)
-    decimal_separator = l(:general_csv_decimal_separator)
-    export = CSV.generate(:col_sep => l(:general_csv_separator)) do |csv|
+    Redmine::Export::CSV.generate do |csv|
       # Column headers
       headers = report.criteria.collect {|criteria| l(report.available_criteria[criteria][:label]) }
       headers += report.periods
       headers << l(:label_total_time)
-      csv << headers.collect {|c| Redmine::CodesetUtil.from_utf8(
-                                    c.to_s,
-                                    l(:general_csv_encoding) ) }
+      csv << headers
       # Content
       report_criteria_to_csv(csv, report.available_criteria, report.columns, report.criteria, report.periods, report.hours)
       # Total row
-      str_total = Redmine::CodesetUtil.from_utf8(l(:label_total_time), l(:general_csv_encoding))
+      str_total = l(:label_total_time)
       row = [ str_total ] + [''] * (report.criteria.size - 1)
       total = 0
       report.periods.each do |period|
         sum = sum_hours(select_hours(report.hours, report.columns, period.to_s))
         total += sum
-        row << (sum > 0 ? ("%.2f" % sum).gsub('.',decimal_separator) : '')
+        row << (sum > 0 ? sum : '')
       end
-      row << ("%.2f" % total).gsub('.',decimal_separator)
+      row << total
       csv << row
     end
-    export
   end
 
   def report_criteria_to_csv(csv, available_criteria, columns, criteria, periods, hours, level=0)
-    decimal_separator = l(:general_csv_decimal_separator)
     hours.collect {|h| h[criteria[level]].to_s}.uniq.each do |value|
       hours_for_value = select_hours(hours, criteria[level], value)
       next if hours_for_value.empty?
       row = [''] * level
-      row << Redmine::CodesetUtil.from_utf8(
-                        format_criteria_value(available_criteria[criteria[level]], value).to_s,
-                        l(:general_csv_encoding) )
+      row << format_criteria_value(available_criteria[criteria[level]], value).to_s
       row += [''] * (criteria.length - level - 1)
       total = 0
       periods.each do |period|
         sum = sum_hours(select_hours(hours_for_value, columns, period.to_s))
         total += sum
-        row << (sum > 0 ? ("%.2f" % sum).gsub('.',decimal_separator) : '')
+        row << (sum > 0 ? sum : '')
       end
-      row << ("%.2f" % total).gsub('.',decimal_separator)
+      row << total
       csv << row
       if criteria.length > level + 1
         report_criteria_to_csv(csv, available_criteria, columns, criteria, periods, hours_for_value, level + 1)

lib/redmine.rb

@@ -63,8 +63,6 @@ require 'redmine/themes'
 require 'redmine/hook'
 require 'redmine/plugin'
 
-require 'csv'
-
 Redmine::Scm::Base.add "Subversion"
 Redmine::Scm::Base.add "Darcs"
 Redmine::Scm::Base.add "Mercurial"

lib/redmine/export/csv.rb

@@ -0,0 +1,59 @@
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2015  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+require 'csv'
+
+module Redmine
+  module Export
+    module CSV
+      def self.generate(*args, &block)
+        Base.generate(*args, &block)
+      end
+
+      class Base < ::CSV
+        include Redmine::I18n
+
+        class << self
+
+          def generate(&block)
+            col_sep = l(:general_csv_separator)
+            encoding = l(:general_csv_encoding)
+
+            super(:col_sep => col_sep, :encoding => encoding, &block)
+          end
+        end
+
+        def <<(row)
+          row = row.map do |field|
+            case field
+            when String
+              Redmine::CodesetUtil.from_utf8(field, self.encoding.name)
+            when Float
+              @decimal_separator ||= l(:general_csv_decimal_separator)
+              ("%.2f" % field).gsub('.', @decimal_separator)
+            else
+              field
+            end
+          end
+          super row
+        end
+      end
+    end
+  end
+end