From 0300a360a297a048e799920abcb7073c57345b52 Mon Sep 17 00:00:00 2001
From: Will Leinweber <will@bitfission.com>
Date: Mon, 4 Apr 2011 14:01:48 -0700
Subject: [PATCH 1/4] rescue for old heroku gems

---
 client.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/client.rb b/client.rb
index 93d560f..24e3ed1 100644
--- a/client.rb
+++ b/client.rb
@@ -1,5 +1,9 @@
 require "heroku/helpers"
-require "heroku/json"
+begin
+  require "heroku/json"
+rescue LoadError
+  require "json/pure"
+end
 require 'digest/sha2'
 
 module HerokuPostgresql

From f24e7b20150ab0b5083ce328e3f7e072fdbba155 Mon Sep 17 00:00:00 2001
From: Will Leinweber <will@bitfission.com>
Date: Mon, 4 Apr 2011 15:41:30 -0700
Subject: [PATCH 2/4] only matching plans can fork or track

---
 addons.rb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/addons.rb b/addons.rb
index e3cc6d9..9b5120b 100644
--- a/addons.rb
+++ b/addons.rb
@@ -11,6 +11,11 @@ def configure_addon(label, &install_or_upgrade)
             db = Resolver.new(val, config_vars)
             display db.message if db.message
             abort_with_database_list(val) unless db[:url]
+
+            db_plan = HerokuPostgresql::Client10.new(db[:url]).get_database[:plan]
+            addon_plan = args.first.split(/:/)[1] || 'ronin'
+            abort " !  only another #{db_plan} can #{opt} #{db[:name]}" unless db_plan == addon_plan
+
             args << "#{opt}=#{db[:url]}"
           end
         end

From 126a85ee75c6f7bedfe1135aaa9817d135fc6f1d Mon Sep 17 00:00:00 2001
From: Will Leinweber <will@bitfission.com>
Date: Fri, 8 Apr 2011 13:25:27 -0700
Subject: [PATCH 3/4] database progress

---
 pg.rb | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pg.rb b/pg.rb
index 77e3cee..881dcb3 100644
--- a/pg.rb
+++ b/pg.rb
@@ -94,7 +94,14 @@ def wait_for(db)
             redisplay("The #{name} encountered an error", true)
             break
           else
-            redisplay("#{state.capitalize} #{name} #{spinner(ticks)}", false)
+            if state == "downloading"
+              msg = "(#{database[:database_dir_size]} bytes)"
+            elsif state == "standby"
+                msg = "(#{database[:current_transaction]}/#{database[:target_transaction]})"
+            else
+              msg = ''
+            end
+            redisplay("#{state.capitalize} #{name} #{spinner(ticks)} #{msg}", false)
           end
         end
       end

From d23a58eeeffdccbd2f2e56461ed9525e0eb14739 Mon Sep 17 00:00:00 2001
From: Will Leinweber <will@bitfission.com>
Date: Fri, 8 Apr 2011 15:44:07 -0700
Subject: [PATCH 4/4] cannot track/fork version 8

---
 addons.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/addons.rb b/addons.rb
index 9b5120b..ff54a70 100644
--- a/addons.rb
+++ b/addons.rb
@@ -12,9 +12,12 @@ def configure_addon(label, &install_or_upgrade)
             display db.message if db.message
             abort_with_database_list(val) unless db[:url]
 
-            db_plan = HerokuPostgresql::Client10.new(db[:url]).get_database[:plan]
+            db = HerokuPostgresql::Client10.new(db[:url]).get_database
+            db_plan = db[:plan]
+            version = db[:postgresql_version]
+            abort " !  PostgreSQL v#{version} cannot be #{opt}ed. Please upgrade to a newer version." if '8' == version.split(/\./).first
             addon_plan = args.first.split(/:/)[1] || 'ronin'
-            abort " !  only another #{db_plan} can #{opt} #{db[:name]}" unless db_plan == addon_plan
+            abort " !  Only another #{db_plan} can #{opt} #{db[:name]}" unless db_plan == addon_plan
 
             args << "#{opt}=#{db[:url]}"
           end