From 4a07103687084496b773e18a03b1f2f5e686f7ad Mon Sep 17 00:00:00 2001
From: Steve Purcell <steve@sanityinc.com>
Date: Sun, 4 May 2008 12:53:50 +0200
Subject: Add 'script/dbconsole' -- the database analog of 'script/console'
---
railties/bin/dbconsole | 3 +++
railties/lib/commands/dbconsole.rb | 49 ++++++++++++++++++++++++++++++++++++++
2 files changed, 52 insertions(+)
create mode 100755 railties/bin/dbconsole
create mode 100644 railties/lib/commands/dbconsole.rb
diff --git a/railties/bin/dbconsole b/railties/bin/dbconsole
new file mode 100755
index 0000000000..caa60ce829
--- /dev/null
+++ b/railties/bin/dbconsole
@@ -0,0 +1,3 @@
+#!/usr/bin/env ruby
+require File.dirname(__FILE__) + '/../config/boot'
+require 'commands/dbconsole'
diff --git a/railties/lib/commands/dbconsole.rb b/railties/lib/commands/dbconsole.rb
new file mode 100644
index 0000000000..03477f9b69
--- /dev/null
+++ b/railties/lib/commands/dbconsole.rb
@@ -0,0 +1,49 @@
+require 'optparse'
+OptionParser.new do |opt|
+ opt.banner = "Usage: dbconsole [environment]"
+ opt.parse!(ARGV)
+ abort opt.to_s unless (0..1).include?(ARGV.size)
+end
+
+env = ENV['RAILS_ENV'] = ARGV.first || ENV['RAILS_ENV'] || 'development'
+
+def find_cmd(*commands)
+ dirs_on_path = ENV['PATH'].split(File::PATH_SEPARATOR)
+ commands += commands.map{|cmd| "#{cmd}.exe"} if RUBY_PLATFORM =~ /win32/
+ commands.detect do |cmd|
+ dirs_on_path.detect do |path|
+ File.executable? File.join(path, cmd)
+ end
+ end || abort("couldn't find matching executable: #{commands.join(', ')}")
+end
+
+
+require 'yaml'
+config = YAML::load(File.read(RAILS_ROOT + "/config/database.yml"))[env]
+
+unless config
+ abort "No database is configured for the environment '#{env}'"
+end
+
+case config["adapter"]
+when "mysql"
+ exec(find_cmd(*%w(mysql5 mysql)),
+ *({ 'host' => '--host',
+ 'port' => '--port',
+ 'socket' => '--socket',
+ 'username' => '--user',
+ 'password' => '--password',
+ 'encoding' => '--default-character-set'
+ }.map { |opt, arg| "#{arg}=#{config[opt]}" if config[opt] }.compact +
+ [config['database']]))
+when "postgresql"
+ ENV['PGHOST'] = config["host"] if config["host"]
+ ENV['PGPORT'] = config["port"].to_s if config["port"]
+ ENV['PGPASSWORD'] = config["password"].to_s if config["password"]
+ exec(find_cmd('psql'), '-U', config["username"], config["database"])
+when "sqlite"
+ exec(find_cmd('sqlite'), config["database"])
+when "sqlite3"
+ exec(find_cmd('sqlite3'), config["database"])
+else abort "not supported for this database type"
+end
--
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