[portage] Automatically add ebuild to portage tree

ebuildadd.sh

#!/bin/sh

LPORTDIR=/usr/portage #Change this if it is not your tree
GETCATEGORY=$1 #Category (such as x11-themes)
GETNAME=$2 #Name (such as numix-icon-theme)
FULLNAME=""
DIRTREE=""
CHECKDIR=""

## VARIOUS USEFUL FUNCITONS ##
function msg() 
{
  printf "\033[33m*\033[0m $@\n"
}

function succ()
{
  printf "\033[32m*\033[0m $@\n"
}

function warn()
{
  printf "\033[33m*\033[0m $@\n"
}

function err()
{
  printf "\033[31m*\033[0m $@\n"
}

function ask()
{
  printf "\033[35m*\033[0m $@ "
}
##                     ##

# script <category> <name>
if [[ $# < 2 ]] || [[ $# > 2 ]];
then
  err "Non-valid usage!"
  err "Usage: $0 <category> <name>"
  exit 2
fi

#Check before adding 
function pre_checks() 
{
  if which ebuild 2>/dev/null >>/dev/null;
  then
    succ "Ebuild ... Found"
  else
    err "Ebuild ... Not found"
    exit 3
  fi
  
  if [ -d $LPORTDIR ];
  then
    succ "Portage tree ... Found"
  else
    err "Portage tree ... Not found"
    exit 4
  fi
  
  if FULLNAME=$(ls ${GETNAME}* 2>/dev/null) ;
  then
    echo ""
  else
    FULLNAME="nullebuild"
    err "Cannot find ebuild!"
  fi

  if [ -f $FULLNAME ];
  then
    succ "$FULLNAME ... Found"
  else
    err "Ebuild ... Not found"
    exit 8
  fi
  
  DIRTREE=${LPORTDIR}/${GETCATEGORY}/${GETNAME}
  if [ -d $DIRTREE ];
  then
    msg "${DIRTREE} ... found"
    CHECKDIR="yes"
  else
    CHECKDIR="no"
  fi
  
  succ ">>> Checking phase passed... Adding ${GETCATEGORY}/${GETNAME}"
}

#Add to portage tree
function add() 
{
  if [[ $CHECKDIR == "yes" ]];
  then
    ask "An ebuild called ${GETCATEGORY}/${GETNAME} may exist. Would you like to continue? [y/N]:"
    read CHOICE
    if [[ $CHOICE == "y" ]] || [[ $CHOICE == "Y" ]];
    then
      echo ""
    elif [[ $CHOICE == "n" ]] || [[ $CHOICE == "N" ]];
    then
      warn "Good choice!"
      exit 9
    else
      exit 11
    fi
  elif [[ $CHECKDIR == "no" ]];
  then
    warn "Continue..."
  fi

  msg "Creating ${LPORTDIR}/${GETCATEGORY}/${GETNAME}"
  if mkdir -p ${LPORTDIR}/${GETCATEGORY}/${GETNAME} 2>/dev/null;    
  then
    succ "Created directory ... ok"
  else
    err "Error while creating directory ... fail"
    exit 6
  fi
    
  msg "Copying ebuild ..."
  if cp -f $FULLNAME ${LPORTDIR}/${GETCATEGORY}/${GETNAME} 2>/dev/null;
  then
    succ "Ebuild copied ... ok"
  else
    err "Ebuild copying ... fail"
    exit 45
  fi
    
  msg "Creating ebuild manifest ..."
  cd ${LPORTDIR}/${GETCATEGORY}/${GETNAME}
  if ebuild $FULLNAME digest 2>/dev/null;
  then
    succ "Created Manifest ... ok"
  else
    err "Error while creating Manifest ... fail"
    exit 30
  fi
  
  msg "Now just execute "
  msg "emerge ${GETCATEGORY}/${GETNAME}"
  
  succ ">>> Done"
}
  
  
if [ $(id -u) -eq 0 ];
then
 msg ">>> Checking before adding... ${GETCATEGORY}/${GETNAME}"
 pre_checks
 msg ">>> Adding to portage tree... ${GETCATEGORY}/${GETNAME}"
 add
else
 err "You must be root"
 exit 2
fi