#get some necessary packages before beginning
#some are used to build ruby, some are required for gems that will be installed/built later
sudo wajig install build-essential libssl-dev ssl-cert libssl0.9.8 openssl slapd ldap-utils libldap2 libmagick9 libmagick9-dev ibldap2-dev memcached zlib1g zlib1g-dev

#dowload apache2.2 source and extract
#in apache2.2 source dir
#apache 2.2 configure
./configure --prefix=/etc/apache2 --enable-cache  --enable-mem-cache --enable-deflate --enable-proxy --enable-proxy-html --enable-proxy-balancer --enable-rewrite
make
sudo make install

#download Ruby source
#edit ext/Setup to look like:
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#begin ext/Setup
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
option nodynamic

#Win32API
bigdecimal
curses
dbm
digest
digest/md5
digest/rmd160
digest/sha1
digest/sha2
#dl
etc
enumerator
fcntl
#gdbm
iconv
#io/wait
nkf
#pty
openssl
racc/cparse
readline
#sdbm
socket
stringio
strscan
syck
syslog
#tcltklib
#tk
#win32ole
zlib
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#end ext/Setup
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

#in ruby source dir
./configure 
make 
sudo make install

#dowload ruby gems source, tar -xvzf ruby-source
#in ruby source dir
ruby setup.rb
#if you receive permission error on creating directories, manually create them


gem install rails --include-dependencies

gem install daemons gem_plugin mongrel mongrel_cluster sendfile --include-dependencies

gem install rmagick postgres-pr memcache-client vim-ruby pdf_writer --include-dependencies


#In your rails app dir
#create the config/mongrel_cluster.yml
#-e : environment (production, development (default))
#-p : port
#-a : address (using localhost)
#-N : number of clients
#-c : work dir (should be RAILS_ROOT dir of application)
mongrel_rails cluster::configure -e development -p 8000 -a 127.0.0.1 -N 2 -c /var/www/<your_app>


#configure mongrel cluster as system service
cd /etc/init.d
sudo ln -s /usr/local/lib/ruby/gems/1.8/gems/mongrel_cluster-0.2.0/resources/mongrel_cluster mongrel_cluster
sudo chmod +x mongrel_cluster
sudo /usr/sbin/update-rc.d mongrel_cluster defaults
#fyi: to remove
#sudo /usr/sbin/update-rc.d mongrel_cluster remove

cd /etc
sudo mkdir mongrel_cluster
sudo ln -s /var/www/<your app>/config/mongrel_cluster.yml <your_app>.yml

#apache configuration
sudo cp httpd.conf  httpd.conf.orig

sudo vi httpd.conf
#change DocumentRoot defining htdocs
#DocumentRoot "/var/www"
#change Directory defining htdocs
#Directory "/var/www">

#create a common configuration that applies to all apps
sudo vi /etc/apache2/conf/common.conf
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#begin common.conf
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

UseCanonicalName Off
ServerSignature On

<Directory /var/www/>
  Options FollowSymLinks
  Allow from all
</Directory>

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#end common.conf
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


#vhost definition
cd /etc/apache2/conf/extra
sudo cp httpd-vhosts.conf httpd-vhosts.conf.orig
sudo vi httpd-vhost.conf

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#begin httpd-vhosts.conf
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
NameVirtualHost *:80
<VirtualHost *:80>
  ServerAdmin andrew.n.stone@gmail.com
  ServerName <your_app>.com
  DocumentRoot /var/www/<your_app>/public
  ErrorLog /var/log/apache2/<your_app>_error_log
  CustomLog /var/log/apache2/<your_app>_access_log combined

  <Directory /var/www/<your_app>/public>
    Options FollowSymLinks
    AllowOverride None
    Order allow,deny
    Allow from all
  </Directory>

  ProxyPass /images !
  ProxyPass /stylesheets !
  ProxyPass /javascripts !
  ProxyPass /favicon.ico !
  ProxyPass / balancer://<your_app>_cluster
  ProxyPreserveHost On

  <Proxy balancer://<your_app>_cluster>
    BalancerMember http://127.0.0.1:8000
    BalancerMember http://127.0.0.1:8001
  </Proxy>

  RewriteEngine On

  # Uncomment for rewrite debugging
  #RewriteLog /var/log/apache2/<your_app>_rewrite_log
  #RewriteLogLevel 9

  # Rewrite index to check for static
  RewriteRule ^/$ /index.html [QSA]

  # Rewrite to check for Rails cached page
  RewriteRule ^([^.]+)$ $1.html [QSA]

  # Redirect all non-static requests to cluster
  RewriteCond %{DOCUMENT_ROOT}/%{REQUEST_FILENAME} !-f
  RewriteRule ^/(.*)$ balancer://<your_app>_cluster%{REQUEST_URI} [P,QSA,L]


  # Deflate
  AddOutputFilterByType DEFLATE text/html text/plain text/xml application/xml application/xhtml+xml text/javascript text/css
  BrowserMatch ^Mozilla/4 gzip-only-text/html
  BrowserMatch ^Mozilla/4.0[678] no-gzip
  BrowserMatch bMSIE !no-gzip !gzip-only-text/html

  # Uncomment for deflate debugging
  #DeflateFilterNote Input input_info
  #DeflateFilterNote Output output_info
  #DeflateFilterNote Ratio ratio_info
  #LogFormat '"%r" %{output_info}n/%{input_info}n (%{ratio_info}n%%)' deflate
  #CustomLog /var/log/apache2/<your_app>_deflate_log deflate
</VirtualHost>


#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#end httpd-vhosts.conf
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cd /etc/apache2/conf
sudo vi httpd.conf
#first line under Supplemental configuration
#include your common.conf
Includ conf/common.conf

#enable vhosts in /etc/apache2/conf/httpd.conf
#uncomment the following
Include conf/extra/httpd-vhosts.conf

#start/stop by using
sudo /etc/apache2/bin/apachectl (start|stop)