#
# Cookbook Name:: wordpress
# Recipe:: default
#
# Copyright 2009-2010, Opscode, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

include_recipe "apache2"
include_recipe "mysql::server"
include_recipe "php"
include_recipe "php::module_mysql"
include_recipe "apache2::mod_php5"

if node.has_key?("ec2")
  server_fqdn = node['ec2']['public_hostname']
else
  server_fqdn = node['fqdn']
end

node.set['wordpress']['db']['password'] = secure_password
node.set['wordpress']['keys']['auth'] = secure_password
node.set['wordpress']['keys']['secure_auth'] = secure_password
node.set['wordpress']['keys']['logged_in'] = secure_password
node.set['wordpress']['keys']['nonce'] = secure_password

remote_file "#{Chef::Config[:file_cache_path]}/wordpress-#{node['wordpress']['version']}.tar.gz" do
  checksum node['wordpress']['checksum']
  source "http://wordpress.org/wordpress-#{node['wordpress']['version']}.tar.gz"
  mode "0644"
end

directory "#{node['wordpress']['dir']}" do
  owner "root"
  group "root"
  mode "0755"
  action :create
  recursive true
end

execute "untar-wordpress" do
  cwd node['wordpress']['dir']
  command "tar --strip-components 1 -xzf #{Chef::Config[:file_cache_path]}/wordpress-#{node['wordpress']['version']}.tar.gz"
  creates "#{node['wordpress']['dir']}/wp-settings.php"
end

execute "mysql-install-wp-privileges" do
  command "/usr/bin/mysql -u root #{node['mysql']['server_root_password'].empty? ? '' : '-p' }#{node['mysql']['server_root_password']} < #{node['mysql']['conf_dir']}/wp-grants.sql"
  action :nothing
end

template "#{node['mysql']['conf_dir']}/wp-grants.sql" do
  source "grants.sql.erb"
  owner "root"
  group "root"
  mode "0600"
  variables(
    :user     => node['wordpress']['db']['user'],
    :password => node['wordpress']['db']['password'],
    :database => node['wordpress']['db']['database']
  )
  notifies :run, "execute[mysql-install-wp-privileges]", :immediately
end

execute "create #{node['wordpress']['db']['database']} database" do
  command "/usr/bin/mysqladmin -u root #{node['mysql']['server_root_password'].empty? ? '' : '-p' }#{node['mysql']['server_root_password']} create #{node['wordpress']['db']['database']}"
  not_if do
    require 'mysql'
    m = Mysql.new("localhost", "root", node['mysql']['server_root_password'])
    m.list_dbs.include?(node['wordpress']['db']['database'])
  end

  unless Chef::Config[:solo]
    notifies :create, "ruby_block[save node data]", :immediately
  end
end

# save node data after writing the MYSQL root password, so that a failed chef-client run that gets this far doesn't cause an unknown password to get applied to the box without being saved in the node data.
unless Chef::Config[:solo]
  ruby_block "save node data" do  
    block do
      node.save
    end
    action :create
  end
end

log "Navigate to 'http://#{server_fqdn}/wp-admin/install.php' to complete wordpress installation" do
  action :nothing
end

template "#{node['wordpress']['dir']}/wp-config.php" do
  source "wp-config.php.erb"
  owner "root"
  group "root"
  mode "0644"
  variables(
    :database        => node['wordpress']['db']['database'],
    :user            => node['wordpress']['db']['user'],
    :password        => node['wordpress']['db']['password'],
    :auth_key        => node['wordpress']['keys']['auth'],
    :secure_auth_key => node['wordpress']['keys']['secure_auth'],
    :logged_in_key   => node['wordpress']['keys']['logged_in'],
    :nonce_key       => node['wordpress']['keys']['nonce']
  )
  notifies :write, "log[Navigate to 'http://#{server_fqdn}/wp-admin/install.php' to complete wordpress installation]"
end

apache_site "000-default" do
  enable false
end

web_app "wordpress" do
  template "wordpress.conf.erb"
  docroot "#{node['wordpress']['dir']}"
  server_name server_fqdn
  server_aliases node['fqdn']
end