# This file contains aliases that extend the set of commands available
# to the interactive shell user in Unix.  They are personally tailored.

if [ ! -z "$SHELL_DEBUG" ]; then
  echo specialized alias initialization begins...
fi

# define our functions for use in the shell.
source "$SHELLDIR/core/functions.sh"

# Standard CAK aliases that add to or extend Unix commands.
alias bye='. $SHELLDIR/core/goodbye.sh'
alias calc='kcalc'
alias cls='clear_colormap; clear'
if [ "$OS" != "Windows_NT" ]; then
  if [ -n "$IS_DARWIN" ]; then
    # case for mac os x.
    alias exp='open'
  elif [ ! -z "$(which nautilus)" ]; then
    alias exp='nautilus'
  else
#check if konqueror exists also?  fall back to uhhh midnight cmdr?
    alias exp='konqueror'
  fi
else
  alias explorer="bash $SHELLDIR/winders/exploder.sh"
  alias exp="bash $SHELLDIR/winders/exploder.sh"
fi

alias pwd="/bin/pwd|sed -e 's/^\/home\/$USER/~/'"
alias notepad='gedit'
if [ "$OS" = "Windows_NT" ]; then
  # aliases we only use on the winders side.
  alias vi='gvim'
fi

# su function: makes su perform a login.
# for some OSes, this transfers the X authority information to the new login.
function su {
  # decide if we think this is debian or ubuntu or a variant.
  DEBIAN_LIKE=$(if [ ! -z "$(grep -i debian /etc/issue)" \
      -o ! -z "$(grep -i ubuntu /etc/issue)" ]; then echo 1; else echo 0; fi)

  if [ $DEBIAN_LIKE -eq 1 ]; then
    # debian currently requires the full version which imports X authority
    # information for su.

    # get the x authority info for our current user.
    source $SHELLDIR/x_win/get_x_auth.sh

    if [ -z "$X_auth_info" ]; then
      # if there's no authentication info to pass along, we just do a normal su.
      /bin/su -l $*
    else
      # under X, we update the new login's authority info with the previous
      # user's info.
      (unset XAUTHORITY; /bin/su -l $* -c "$X_auth_info ; export DISPLAY=$DISPLAY ; bash")
    fi
  else
    # non-debian supposedly doesn't need the extra overhead any more.
    # or at least suse doesn't, which is the other one we've tested on.
    /bin/su -l $*
  fi

  # relabel the console after returning.
  bash $SHELLDIR/tty/label_terminal_with_infos.sh
}

# sudo function wraps the normal sudo by ensuring we replace the terminal
# label if they're doing an su with the sudo.
function sudo {
  local first_command="$1"
  /usr/bin/sudo $*
  if [ "$first_command" == "su" ]; then
    # yep, they were doing an su, but they're back now.
    bash $SHELLDIR/tty/label_terminal_with_infos.sh
  fi
}

alias whereami='echo whoa dude, try not to think about it...'

# buntar is a long needed uncompressing macro that feeds into tar -x.
# it takes a list of bz2 file names and extracts their contents into
# sequentially numbered directories.
function buntar {
  index=1
  for i in $*; do
    mkdir buntar_$index
    pushd buntar_$index &>/dev/null
    file=$i
    # if the filename has no directory component, we will assume it used to
    # be above our unzipping directory here.
    if [ "$(basename $file)" = $file ]; then
      file=../$file
    fi
    bunzip2 -d -c $file | tar -xf -
    popd &>/dev/null
    index=$(expr $index + 1)
  done
}

# trashes the .#blah files that cvs and svn leave behind when finding conflicts.
# this kind of assumes you've already checked them for any salient facts.
function clean_cvs_junk {
  for i in $*; do
    find $i -follow -type f -iname ".#*" -exec perl $SHELLDIR/files/safedel.pl {} ";" 
  done
}

# call the generated aliases file, if it exists.
if [ -f "$GENERADIR/p_alias.sh" ]; then 
  if [ ! -z "$SHELL_DEBUG" ]; then echo launching generated aliases.; fi
  source $GENERADIR/p_alias.sh
  if [ ! -z "$SHELL_DEBUG" ]; then echo done with generated aliases.; fi
fi

# remove the fredization macro if it was defined, helping to avoid running
# the shell scripts twice for users like root that don't always load this
# stuff.
unalias fredme >/dev/null 2>&1

if [ ! -z "$SHELL_DEBUG" ]; then echo aliases initialization ends....; fi