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#!/usr/bin/env zsh
PDIR="$HOME/packages"
PKG_ROOT="ssh://derf.homelinux.org/var/packages_root"
VCS_CMD="hg"
VCS_OPTIONS="--quiet"
VCS_ADD="clone"
VCS_STATUS="status"
VCS_UPDATE="pull"
VCS_UPDATE_OPTIONS="--update"
CL_OPTIONS="-q"
info=$'\e[0;36m'
error=$'\e[1;31m'
reset=$'\e[0m'
info () {
echo "${info}$*${reset}"
}
warn () {
echo "${error}$*${reset}"
}
die () {
echo "${error}$*${reset}"
exit 100
}
if [ -f $HOME/.pkg.conf ]; then
. $HOME/.pkg.conf
fi
if [ ! -d $PDIR ]; then
die "$PDIR not found!!"
fi
check_deps () {
[ -r $PDIR/$1/.deps ] || return 0
DEPS=($(cat $PDIR/$1/.deps))
INSTALL=()
for dep in $DEPS; {
if [ "$dep" = "$1" ]; then
warn "This package depends on itself. Therefore, I'm considering it borked. Not installing."
return 100
fi
if [ ! -d $PDIR/$dep ]; then
echo -n "$1 depends on $dep. Install dependency? [Y/n] "
read
if [ ! "$REPLY" = 'n' ]; then
INSTALL+="$dep"
fi
fi
}
if [ -n "$INSTALL" ]; then
for pkg in $INSTALL; {
pkg_add "$pkg"
}
fi
}
pkg_add () {
if [ -d $PDIR/$1 ]; then
info "Package '$1' is already installed!"
return 100
fi
cd $PDIR || return 255
info "Retrieving package $1..."
$VCS_CMD $VCS_OPTIONS $VCS_ADD $PKG_ROOT/$1 || return 255
if [ -f $PDIR/$1/hooks/post-add ]; then
info 'Executing post-add hook'
. $PDIR/$1/hooks/post-add
fi
check_deps "$1"
info 'Checking symlinks...'
cd $PDIR/$1
checklinks $CL_OPTIONS
return 0
}
pkg_remove () {
if [ ! -d $PDIR/$1 ]; then
info "Package '$1' is not installed!"
return 100
fi
if [ -f $PDIR/$1/hooks/pre-remove ]; then
info 'Executing pre-remove hook'
. $PDIR/$1/hooks/pre-remove
fi
rm -r $PDIR/$1
info "Package removed."
}
pkg_update () {
cd $PDIR/$1
info "Updating package $1"
$VCS_CMD $VCS_OPTIONS $VCS_UPDATE $VCS_UPDATE_OPTIONS
checklinks $CL_OPTIONS
if [ -f hooks/post-update ]; then
info 'Executing post-update hook'
. hooks/post-update
fi
cd $PDIR
}
pkg_update_wrapper () {
if [ -n "$1" ]; then
pkg_update "$1"
else
cd $PDIR
for i in *(/); {
pkg_update "$i"
}
fi
}
pkg_changesrc () {
cd $PDIR
for i in *(/); {
if [ -f $i/.hg/hgrc ]; then
sed -ri "s!(default = )[^:]*://[^/]*/!\1$1/!" $i/.hg/hgrc
fi
}
}
pkg_list_installed () {
=ls -1 $PDIR
}
pkg_list_available () {
if grep "^ssh" <<< "$PKG_ROOT" &> /dev/null; then
ssh -q $(sed 's!^ssh://!!' <<< "$PKG_ROOT" | sed -r 's!^([^/]*)/.*$!\1!') 'ls -1 packages'
fi
}
pkg_status () {
cd $PDIR/$1
info "Checking $1 status..."
check_deps $1
$VCS_CMD $VCS_STATUS
}
pkg_status_wrapper () {
if [ -n "$1" ]; then
pkg_status "$1"
else
cd $PDIR
for i in *(/); {
pkg_status "$i"
}
fi
}
case "$1" in
add) pkg_add "$2" ;;
changeroot) pkg_changesrc "$2" ;;
delete) pkg_remove "$2" ;;
install) pkg_add "$2" ;;
list) pkg_list_installed ;;
list-all) pkg_list_available ;;
remove) pkg_remove "$2" ;;
status) pkg_status_wrapper "$2" ;;
update) pkg_update_wrapper "$2" ;;
esac
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