build_home.sh (Retired)

#!/bin/bash
###########################################################
# TRIBUNE-SPECIFIC BUILD HOME script:
# This script sets up your home directory fast with basic 
# necessities and amenities, to give you sanity when you
# work on a Unix box where you don't have root access.
###########################################################
# TO USE:
# curl https://raw.github.com/gist/259348/build_home.sh | bash
# OR:
# wget https://raw.github.com/gist/259348/build_home.sh | bash
###########################################################

DATE=`date '+%Y%m%d'`
# TODO: clean this up with bash's version of files.each :p
# clean-up previous installations in case they exist:
mv .bash_profile{,.$DATE} 2> /dev/null
mv .keep_alive{,.$DATE} 2> /dev/null
mv .aliases{,.$DATE} 2> /dev/null
mv .functions{,.$DATE} 2> /dev/null
mv .prompt{,.$DATE} 2> /dev/null
mv .variables{,.$DATE} 2> /dev/null
mv .vimrc{,.$DATE} 2> /dev/null
mv .ackrc{,.$DATE} 2> /dev/null
mv .solaris{,.$DATE} 2> /dev/null
mv .profile{,.$DATE} 2> /dev/null #for crazy Solaris boxes with ksh :p
mv .bashrc{,.$DATE} 2> /dev/null #TODO: check whether I ever need this
mv .local{,.$DATE} 2> /dev/null  
mv .screenrc{,.$DATE} 2> /dev/null
mv .inputrc{,.$DATE} 2> /dev/null

rm bin/rebuild 2> /dev/null
rm bin/follow 2> /dev/null
rm bin/protect_session 2> /dev/null


# in case there are local-only settings we don't want to overwrite
# no other file should have been customized locally
# TODO: delete .local`datestamp` file if no different from the new one
# TODO: ACTUALLY, do that with all of them!


###########################################################
# no quotes on END so variables are interpolated:
cat << END >> .bash_profile

source $HOME/.keep_alive
source $HOME/.aliases
source $HOME/.functions
source $HOME/.prompt
source $HOME/.variables
source $HOME/.local

END
echo "Created new .bash_profile"
###########################################################

cat << 'END' >> .keep_alive

# keep alive #
#~/bin/protect_session &

END
echo "Created new .keep_alive"
###########################################################

cat << ENDALIASES >> .aliases

# editors #
alias e=vi
alias vi='vim -u $HOME/.vimrc'  # experimental
  # useful when I source my .bash_profile as another user

# ls aliases #
alias hal='ls -hal'
alias dhal='ls -dhal'
alias lsd='ls -d'

# cd aliases #
alias ..='cd ..'
alias ...='cd ../..'
alias ....='cd ../../..'
alias .....='cd ../../../..'
alias ......='cd ../../../../..'
alias .......='cd ../../../../../..'

alias huntfor='find / -name $1 2> /dev/null 1> $2 &'

ENDALIASES
echo "Created new .aliases"
###########################################################

cat << 'END' >> .functions

function word() { 
    cat /usr/share/dict/words | grep $1 
}


function where() {
    whereis $1 | cut -d':' -f2 | awk '{ print $1 }'
}

function process() {
    ps -ef$2 | grep $1 | grep -v 'grep'
}

# log `cd`: easier to pick up where you left off
function cd() {
    builtin cd $@
    echo $(pwd) >> "$HOME/.dirs"
}

END
echo "Created new .functions"
###########################################################

cat << 'ENDPROMPT' >> .prompt


ID='\[\033[0;32m\]`echo "$LOGNAME"`@\h'
ZONE='`date "+%Z"`'
TIME='\[\033[0;34m\]\T'
DIRECTORY='\[\033[0;36m\]\w\[\033[00m\]'
COLON='\n>: '

LOCAL_COLOR_ON='\[\033[40;0;33m\]'
LOCAL_COLOR_OFF='\[\033[0m\]' 

export PS1="${LOCAL_COLOR_ON}$(echo -en '${LOCAL_PROMPT_OPEN}')${LOCAL_COLOR_OFF}${ID} $TIME $ZONE $DIRECTORY ${LOCAL_COLOR_ON}$(echo -en '${LOCAL_PROMPT_CLOSE}')${LOCAL_COLOR_OFF}${COLON}" 
# define LOCAL_PROMPT_OPEN and LOCAL_PROMPT_CLOSE in your .local file, to insert info pertinent to the local box
# these variables can change on the fly and will still be updated in your prompt
# because it is so hard (impossible) to set the color locally and make it work, 
# it is set here.  Sorry, you're stuck with yellow.  :p

ENDPROMPT
echo "Created new .prompt"
###########################################################

cat << 'ENDVARIABLES' >> .variables

# ENVIRONMENT VARIABLES #
export PATH=$PATH:~/bin:/usr/sfw/bin:~/usr/bin:/home/dbutler/bin:/www/TII/turbine.lib/native/bin:~/.ruby/bin
export GEM_HOME=~/.gems
export TZ=America/Chicago
#export RUBYOPT=rubygems

ENDVARIABLES
echo "Created new .variables"
###########################################################

if [[ ! -f .local ]]; then 
cat << 'ENDLOCAL' >> .local

# from the ksh .profile for the Tribine Solaris boxes:
MAIL=/usr/mail/${LOGNAME:?}

alias turbine='sudo su - turbine -c "bash --rcfile /home/bzylstra/.bash_profile"'
stty erase ^?

ENDLOCAL
echo "Created new .local"

fi
###########################################################

cat << ENDBASHRC >> .bashrc

source $HOME/.bash_profile

ENDBASHRC
echo "Created new .bashrc"
###########################################################

cat << 'ENDSCREEN' >> .screenrc

# escape ^Zz
escape \e``

# get rid of the annoying splash screen:
startup_message off



# these provide a visual reminder we're in screen, and good info:
caption always "%{= BW}%4n %t%? (%u)%?%?: %h%?"
caption alwayslastline
hardstatus alwayslastline
backtick 1 0 0 uname -sr  # platform architecture
backtick 2 0 0 echo "$USER" 
# EXPLANATION:       green user   host  arc    ?                                                                        white TIME
hardstatus string '%{= kG}[ %2` %{G}%H (%1`) %{g}][%= %{=kw}%?%-Lw%?%{r}(%{W}%n*%f%t%?(%u)%?%{r})%{w}%?%+Lw%?%?%= %{g}][ %{W}%c %{g}]'
# REMOVED FROM HARDSTATUS:     DATE   
#                          %{B}%Y-%m-%d

# detach automatically on hangup
autodetach on

# change window with ALT-. ALT-,
bindkey "^[," prev
bindkey "^[." next

# Default screens
### screen -t shell1        0
### screen -t shell2        1


# remember enough to make scrolling back worthwhile:
defscrollback 50000


# easily open screen windows 10 through 19 with Shift-
bind  ! select 11
bind  @ select 12
bind \# select 13
bind  $ select 14
bind  % select 15
bind \^ select 16
bind  & select 17
bind  * select 18
bind  ( select 19
bind  ) select 10


# disable freezing:
bind s
# makes splitting screen less risky!

# stop using A for titles and use T!
bind A
bind T title

# prevent accidentally detaching:
bind d
# (you still have ^D)


#################################################
echo "   "
clear
echo "Command character is backtick: `"
# echo "Use Option , and Option . (< and > keys) to cycle through windows."
# echo "Type 'example screen' for common & useful examples"
sleep 1

activity 'Action in window %n'

# set the bell message.  %n is the window number.
bell_msg "ding ding ding! (%n)"



ENDSCREEN
###########################################################

cat << 'ENDVIMRC' >> .vimrc 

" necessary for some vim features:
set nocompatible

" might cause pasting problems:
set autoindent
set smartindent

" line-numbering:
set number
" syntax coloring:
syntax on
" show rule
set ruler
" ???:
" map! c>`^
" a better escape from insertion mode
map! ;; <Esc>`^ 
" redo:
nmap U <C-R> " ^R
" show status line always
set laststatus=2
" fix jumping-arrow (ABCD) problem (on e.g. Solaris):
set term=iris-ansi "xterm "linux

if version >= 700
  au InsertEnter * hi StatusLine ctermbg=3 ctermfg=4
"  au InsertEnter * set nocuc cul | hi cursorline ctermbg=blue ctermfg=white
  au InsertLeave * hi StatusLine term=reverse ctermfg=2 ctermbg=0
"  au InsertLeave * set nocuc cul | hi cursorline ctermbg=black ctermfg=none
endif

" use 2 spaces instead of tabs:
set cindent 
set shiftwidth=2
set tabstop=2
set expandtab
set softtabstop=2


" TODO: assign a keystroke to toggle this setting:
set nowrap
" for now I want to experiment with how it is to have this setting

 
" experimental:
augroup Makefile
au!
au BufReadPre Makefile set noexpandtab
augroup END 

" auto-detect filetypes
filetype on

" colorscheme elflord
" colorscheme peachpuff
" colorscheme default

" Set automatic filetype detection to on
filetype on

" set the statusline with a bunch of info...
set statusline=%{Version()}\ \ \ %1*[%02n]%*\ %(%M%R%H%)\ %F%*\ %=%{Settings()}\ %3*<%l,%c%V>%*

fu! Version()
return version
endf

fu! Settings()
let settings=""
" autoindent
if &ai| let settings=settings." autoindent" |endif
" expandtab
if &et| let settings=settings." expandtab" |endif
" highlightsearch
if &hls| let settings=settings." highlight" |endif
" paste
if &paste|let settings=settings." paste"|endif
" shiftwidth
if &shiftwidth!=8|let settings=settings." ".&shiftwidth|endif
" textwidth - show always!
let settings=settings." textwidth=".&tw
" let settings=settings."\[".&lines.",".&columns."\]"
return settings
endf

" show command you're typing:
set showcmd

" tab completion:
set wildmenu
set wildmode=list:longest,full

" enable mouse support in console:
set mouse=a

" ii gets you out of insert mode
inoremap ii <Esc>
nnoremap IIII <Nop> " ???

" SEARCH
set incsearch " find terms as you type them
set magic " use * in search/replace patterns

" BACKUPS: get them out of the current directory!
set backupdir=~/.vim/backup
set backup
set directory=~/.vim/tmp

" show matching brackets
set showmatch

set cmdheight=2


ENDVIMRC
echo "Created new .vimrc"
###########################################################

# get directories ready, since vim won't create these:
mkdir -p ~/.vim/bnsickup ~/.vim/tmp

###########################################################

cat << 'ENDSOLARIS' >> .solaris 

# load Solaris-specific settings & make up for its defects ;p #
if [[ "`uname`"="SunOS" ]]; then
    TERM=xterm
    alias whoami='echo "$LOGNAME"'
fi

ENDSOLARIS
echo "Created new .solaris"
###########################################################
cat << 'ENDFOLLOW' >> bin/follow

#!/usr/bin/perl
use Getopt::Long qw(:config pass_through);
 
my %colors =
(
   'red'     => '41;37;1m',
   'green'   => '42;37;1m',
   'yellow'  => '43;30;1m',
   'blue'    => '44;37;1m',
   'magenta' => '45;37;1m',
   'cyan'    => '46;30;1m',
   'white'   => '47;30;1m'
);
 
my @highlights;
GetOptions ("highlight=s" => \@highlights);
 
my $tailargs;
for(my $c = 0; $c < scalar(@ARGV); $c++)
{
   $tailargs .= ' ' . $ARGV[$c];
}
 
my $highlightargs;
for(my $c = 0; $c < scalar(@highlights); $c++)
{
   my @data   = split(/:/, $highlights[$c], 2);
   my $color  = $colors{$data[0]};
   my $search = $data[1];
 
   $highlightargs .= "s/(^.*$search.*\$)/\\033\\[$color\$1\\033[0m/gi; ";
}
 
my $cmd = 'tail ' . $tailargs . " | ruby -p -e '" .  $highlightargs . "'";
#print 'executing: ' . $cmd . "\r\n";
system($cmd);


ENDFOLLOW
echo "Created new bin/follow"
###########################################################

cat << 'ENDPROTECTSESSION' >> bin/protect_session
#!/bin/sh

# kill the process for this session
PID=`ps | grep protect_session | sed 's/^ *\(.*\) *$/\1/' | cut -d' ' -f 1`
# we can't use pgrep above because it returns more than just the current session's PIDs
# but we can use it below:


# TODO: find a cross-platform alternative to pgrep.  it's not installed by default on OS X, and maybe not BSDs or Solaris.
# which and whereis give wildly inconsistent return values across these platforms, so they are not much use in detecting pgrep.
# it might be better to just create a long version like for PID.
PIDS=`pgrep protect_session`

if [[ -n $PID ]]; then
    echo "Killing process $PID."
    kill $PID
fi


# offer to remove all other instances of protect_session 

if [[ -n $PIDS ]]; then
    echo "If you have other sessions being maintained unnecessarily, you can close them now."
    killall -iq protect_session
fi

ENDPROTECTSESSION
echo "Created new bin/protect_session"
###########################################################

cat << 'ENDPROFILE' >> .profile 

TERM=xterm
export PATH=$PATH:/home/dbutler/bin:/www/TII/turbine.lib/native/bin/
SCREEN=$(which screen 2> /dev/null)

if [[ -n $SCREEN ]]; then
  # we've got it installed in the path...
  screen -s bash -R -A
else
  echo "Searching for screen in the background..."
  sleep 1 
  find / -name screen 2> /dev/null &
  bash   # we just switch to bash without screen
fi


ENDPROFILE
echo "Created new .profile"
###########################################################

cat << 'ENDACKRC' >> .ackrc

--group
--color-filename=BLUE
--color-match=RED
--follow
--all-types
--nobinary
--context=7

# this doesn't work.  blech!
# --pager="'less -r'"

# use when only listing filenames:
--print0

ENDACKRC
echo "Created new .ackrc"
###########################################################

######### bin ###########
mkdir -p ~/bin


# install ack
# TODO: and code to accomodate machines without wget either (perl?)

# both curl and wget have strange ideas of what constitutes STDERR:
if [[ -n $(curl -L http://www.apple.com 2> /dev/null) ]]; then 
  curl http://betterthangrep.com/ack-standalone > ~/bin/ack && chmod 0755 ~/bin/ack
elif [[ -n $(wget -S http://www.apple.com 2> /dev/null) ]]; then 
  wget http://betterthangrep.com/ack-standalone 1> /dev/null && mv ack-standalone ~/bin/ack && chmod 0755 ~/bin/ack
  echo "Created new ~/bin/ack"
else
  echo "You can install ack by downloading "
  echo "  http://betterthangrep.com/ack-standalone"
  echo "and entering:"
  echo "  mv ack-standalone ~/bin/ack"
  echo "  chmod 0755 ~/bin/ack"
fi

###########################################################

cat << 'ENDREBUILD' > ~/bin/rebuild
#!/bin/bash

wget http://gist.github.com/raw/259348/build_home.sh
chmod u+x build_home.sh 
./build_home.sh 
rm ./build_home.sh

ENDREBUILD
echo "Created new ~/bin/rebuild"
###########################################################
chmod u+x bin/rebuild
###########################################################



# clean up

# bash 3.2.25:
for file in .keep_alive .aliases .functions .prompt .variables .local .vimrc .solaris .profile .bashrc .bash_profile .ackrc .screenrc .inputrc; do
# bash 4???:
# for file (.keep_alive .aliases .functions .prompt .variables .local); do
  if [[ -z `diff $file $file.$DATE 2> /dev/null` ]]; then
    rm -f $file.$DATE
  else
    echo "$file.$DATE has changes you may want to merge into $file:"
    echo "  echo; echo $file.$DATE" >> ".diff.$DATE"
    echo "  diff $file $file.$DATE" | tee -a ".diff.$DATE"
    echo "  echo; echo '************************'; sleep 1; echo" >> ".diff.$DATE"
    DIFFS='true'
  fi
done
if [[ $DIFFS = 'true' ]]; then
  echo "To compare all modified files, type"
  echo " source .diff.$DATE"
fi
# TODO: add a counter, and create aliases in the loop like
# alias diff1='diff .screenrc .screenrc.20100729'
# alias diff2=...
###########################################################



echo "Done building your home.  Here are your current dot files:"
sleep 1
ls -d1 .*

# here's a faster way to apply this to lots of servers at once; copy this entire line to each one:
# wget http://gist.github.com/raw/259348/build_home.sh && chmod u+x build_home.sh &&./build_home.sh && source .bash_profile