#!/bin/bash
#
# rails-post-deploy
# For Ruby on Rails, run this in exec_extras in vhosts.pl. It makes symlinks
# from vendor to the server version of rails, and migrates the db to the most
# recent version.
#
# Copyright (c) 2007 UK Citizens Online Democracy. All rights reserved.
# Email: francis@mysociety.org; WWW: http://www.mysociety.org/
#
# $Id: rails-post-deploy,v 1.18 2009-09-03 23:44:50 francis Exp $
#

set -e
#set -x # debug

MYSOCIETY_DIR=`pwd`

# make sure that there is an app directory, so are in a rails app tree
cd app/..

# read config file in for later (STAGING_SITE)
if [ -e "config/general" ]
then
    . ../shlib/deployfns
    read_conf config/general
else
    OPTION_DOMAIN=127.0.0.1:3000
    OPTION_STAGING_SITE=1
fi

# Go into vendor
mkdir -p vendor
cd vendor

# see if rails is frozen or not
if [ -d "rails-2.1.0" ]
then
    LN_PATH=rails-2.1.0
elif [ -d "rails" ]
then
    LN_PATH=rails
else
    LN_PATH=/usr/share/rails
fi

# make symlinks to global rails installation
for X in actionmailer actionpack activerecord activesupport railties
do
    rm -f $X
    ln -s $LN_PATH/$X $X
done
rm -f rails
ln -s $LN_PATH rails
rm -f actionwebservice
cd ..
rm -f rails
ln -s $LN_PATH rails

# create initial log files
if [ -e $MYSOCIETY_DIR/../logs ]
then
    # mySociety servers have logs dir in level above
    rm -f log
    ln -s $MYSOCIETY_DIR/../logs log
else
    # otherwise just make the directory
    if [ -h log ]
    then
        # remove any old-style symlink first
        rm -f log
    fi
    mkdir -p log
fi
cd log
touch development.log fastcgi.crash.log production.log test.log
cd ..

# and for solr logs, if present
# (not now used by any mySociety sites, but hey)
if [ -e vendor/plugins/acts_as_solr/solr ]
then
    cd vendor/plugins/acts_as_solr/solr
    mkdir -p tmp
    # put them inside e.g. mysociety/foi/log/solr
    mkdir -p $MYSOCIETY_DIR/$1/log/solr
    rm -f logs
    ln -s $MYSOCIETY_DIR/$1/log/solr logs
    cd -
fi

# Force appropriate environment (via a hack in config/boot.rb which needs
# applying to your rails app, see foi/config/boot.rb)
if [ "$OPTION_STAGING_SITE" = "0" ]
then
    echo "ENV['RAILS_ENV'] = 'production'" > config/rails_env.rb
elif [[ "$OPTION_DOMAIN" == *"test"* ]]
then
    echo "ENV['RAILS_ENV'] = 'test'" > config/rails_env.rb
else
    echo "ENV['RAILS_ENV'] = 'development'" > config/rails_env.rb
fi

# upgrade database
rake db:migrate