Install and Configure Spree Commerce 1.2
gem update --system
gem update bundler
rvm upgrade ruby-1.9.3-p129 ruby-1.9.3-p327
gem update rails -v 3.2.9
gem update spree -v 1.2.2
rails new spree_dibs -d mysql
mv spree_dibs spree_dibs_1.2
cd spree_dibs_1.2/config
mv database.yml database.yml.original
cp ../../spree_dibs_1.1/database.yml .
cd ..- Uncomment 
gem 'therubyracer', :platforms => :rubyin Gemfile 
git init
cp ../spree_dibs_1.1/.gitignore .
git add .
git commit -m "Initial commit"
mysql -uroot
drop schema spree_dibs_bootstrap; create schema spree_dibs_bootstrap;
drop schema spree_dibs_test; create schema spree_dibs_test;
spree install- 
    
Default gateways: no (we’ll be installing it ourselves)
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Default authentication: yes
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Migrations: yes
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Seed data: yes
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Sample data: yes
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Default admin and password
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Change spree gem to
gem 'spree', github: 'spree/spree', branch: '1-2-stable'in Gemfile - 
    
Add
gem 'spree_gateway', github: 'spree/spree_gateway', branch: '1-2-stable'to Gemfile 
bundle update
bundle exec rake railties:install:migrations
bundle exec rake db:migrate- 
    
Test with
bundle exec rails s - 
    
Ctrl-C
 
git rm public/index.html
git add .
git commit -m "Install Spree 1.2.2"- 
    
Go through commits to old store and apply to new, consolidating as appropriate
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On live server:
mysqldump -u[user] -p [production_database] > [filename].sql - 
    
Copy to development server
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On dev server:
mysql -u[user] [database] < [filename.sql](no password needed in my dev environment) - 
    
Go to old store directory, make
config/database.ymlpoint to new db if necessary - 
    
Upgrade Spree version to latest, following upgrade instructions from Spree. In this case:
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Gemfile:
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Bring to rails 3.2.9:
gem 'rails', '3.2.9' - 
        
Bring to spree latest:
gem 'spree', github: 'spree/spree', branch: '1-2-stable' - 
        
Update extensions to compatible version
 
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bundle update
bundle exec rake railties:install:migrations
bundle exec rake db:migrate- 
    
Test with
bundle exec rails s - 
    
Export without schema:
mysqldump -u[user] -c -t [database] > [filename.sql] - 
    
Change to new store project directory
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Reset db to blank with schema:
 
mysql -u[user]
drop schema [database]
create schema [database]
exit
bundle exec rake db:schema:load- 
    
Import data:
mysql -u[user] [database] <[filename.sql](use a new filename each time so you have a data backup) - 
    
Debug any errors (hopefully none)
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Test with
bundle exec rails s - 
    
Export data with
mysqldump -u[user] [database] >[filename.sql] - 
    
Go to production system
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Make new directory