From 44f3264c2e3021d2abaebadaf1d92769ef5e60f7 Mon Sep 17 00:00:00 2001
From: Luke Baker <lukebaker@gmail.com>
Date: Thu, 25 Apr 2013 09:23:13 -0400
Subject: [PATCH] use FasterCSV gem only for ruby 1.8

---
 Gemfile                          |  2 +-
 app/models/question.rb           |  2 +-
 lib/csv_bridge.rb                | 10 ++++++++++
 lib/tasks/import_bt_test_data.rb |  6 +++---
 spec/models/question_spec.rb     | 10 +++++-----
 5 files changed, 20 insertions(+), 10 deletions(-)
 create mode 100644 lib/csv_bridge.rb

diff --git a/Gemfile b/Gemfile
index becc37c..d182954 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,7 +19,7 @@ gem "has_scope",  "0.4.2"
 gem "responders",  "0.4.8"
 gem "thoughtbot-clearance", "0.8.2",
     :require     => "clearance"
-gem "fastercsv", "1.5.1"
+gem "fastercsv", "1.5.1", :platforms => :ruby_18
 gem "delayed_job", "2.0.6"
 gem "redis", "~> 3.0.1"
 
diff --git a/app/models/question.rb b/app/models/question.rb
index 024b8d7..51edc5b 100644
--- a/app/models/question.rb
+++ b/app/models/question.rb
@@ -580,7 +580,7 @@ class Question < ActiveRecord::Base
         raise "Unsupported export type: #{type}"
     end
 
-    csv_data = FasterCSV.generate do |csv|
+    csv_data = CSVBridge.generate do |csv|
       csv << headers 
       case type
         when 'votes'
diff --git a/lib/csv_bridge.rb b/lib/csv_bridge.rb
new file mode 100644
index 0000000..6f56c8e
--- /dev/null
+++ b/lib/csv_bridge.rb
@@ -0,0 +1,10 @@
+require 'csv'
+require 'fastercsv'
+ 
+if CSV.const_defined?(:Reader)
+  class CSVBridge < FasterCSV
+  end
+else
+  class CSVBridge < CSV
+  end
+end
diff --git a/lib/tasks/import_bt_test_data.rb b/lib/tasks/import_bt_test_data.rb
index 7775f54..0fa0bd4 100644
--- a/lib/tasks/import_bt_test_data.rb
+++ b/lib/tasks/import_bt_test_data.rb
@@ -11,7 +11,7 @@ inserts = []
 
 timestring = Time.now.to_s(:db) #isn't rails awesome?
 totalchoices=0
-FasterCSV.foreach(BASEDIR + "choices_7000.txt", {:headers => :first_row, :return_headers => false}) do |choice|
+CSVBridge.foreach(BASEDIR + "choices_7000.txt", {:headers => :first_row, :return_headers => false}) do |choice|
 # for each choice, create an insert with unique id
    id = choice[0].to_i + choice_offset
    wins = choice[1].to_i
@@ -26,7 +26,7 @@ ActiveRecord::Base.connection.execute(sql)
 inserts = []
 prompt_offset = Prompt.last.id
 totalprompts = 0
-FasterCSV.foreach(BASEDIR + "prompts_7000.txt", {:headers => :first_row, :return_headers => false}) do |prompt|
+CSVBridge.foreach(BASEDIR + "prompts_7000.txt", {:headers => :first_row, :return_headers => false}) do |prompt|
    id = prompt[0].to_i + prompt_offset
    left_choice_id = prompt[1].to_i + choice_offset
    right_choice_id = prompt[2].to_i + choice_offset
@@ -43,7 +43,7 @@ ActiveRecord::Base.connection.execute(sql)
 inserts = []
 vote_offset = Vote.last.id
 totalvotes=0
-FasterCSV.foreach(BASEDIR + "votes_7000.txt", {:headers => :first_row, :return_headers => false}) do |vote|
+CSVBridge.foreach(BASEDIR + "votes_7000.txt", {:headers => :first_row, :return_headers => false}) do |vote|
    id = vote[0].to_i + vote_offset
    prompt_id = vote[1].to_i + prompt_offset 
    choice_id = vote[2].to_i + choice_offset
diff --git a/spec/models/question_spec.rb b/spec/models/question_spec.rb
index ff5507a..4446f95 100644
--- a/spec/models/question_spec.rb
+++ b/spec/models/question_spec.rb
@@ -539,7 +539,7 @@ describe Question do
 
       # Not specifying exact file syntax, it's likely to change frequently
       #
-      rows = FasterCSV.parse(csv)
+      rows = CSVBridge.parse(csv)
       rows.first.should include("Vote ID")
       rows.first.should_not include("Idea ID")
 
@@ -567,7 +567,7 @@ describe Question do
     it "should export non vote data to a string" do 
       csv = @aoi_question.export('non_votes')
 
-      rows = FasterCSV.parse(csv)
+      rows = CSVBridge.parse(csv)
       rows.first.should include("Record ID")
       rows.first.should include("Record Type")
       rows.first.should_not include("Idea ID")
@@ -580,7 +580,7 @@ describe Question do
 
       # Not specifying exact file syntax, it's likely to change frequently
       #
-      rows = FasterCSV.parse(csv)
+      rows = CSVBridge.parse(csv)
       rows.first.should include("Idea ID")
       rows.first.should_not include("Skip ID")
     end
@@ -648,7 +648,7 @@ describe Question do
 
       # Not specifying exact file syntax, it's likely to change frequently
       #
-      rows = FasterCSV.parse(csv)
+      rows = CSVBridge.parse(csv)
       rows.first.should include("Idea ID")
       rows.first.should_not include("Skip ID")
 
@@ -664,7 +664,7 @@ describe Question do
 
       # Not specifying exact file syntax, it's likely to change frequently
       #
-      rows = FasterCSV.parse(csv)
+      rows = CSVBridge.parse(csv)
       rows.first.should include("Vote ID")
       rows.first.should_not include("Idea ID")
 
--
libgit2 0.21.2