prm/zpac

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#!/usr/bin/env bash
# Author: Jack L. Frost <fbt@fleshless.org>
# Licensed under the Internet Software Consortium (ISC) license.
# See LICENSE for its text.
_self="${0##*/}"
cfg_workdir="$PWD"
cfg_aur_url='https://aur.archlinux.org'
cfg_aur_api="${cfg_aur_url}/rpc.php"
echo() { printf '%s\n' "$*"; }
err() { echo "$*" >&2; }
usage() {
while read; do echo "$REPLY"; done <<- EOF
Usage: $_self [flags] <package>
Flags:
-h Show this message.
-s Search for <package>.
-S Search only in the sync db. Implies -s.
-A Search only in AUR. Implies -s.
-d Get the package sources (default).
Set twice to also get the dependencies.
-f Force downloading package sources even if they are already present in the working directory.
EOF
}
aur.search() {
local aur_api_search_data aur_search_result_num pkg
aur_api_search_data=$( curl -skL "${cfg_aur_api}?type=search&arg=${1}" )
aur_search_result_num=$( jshon -e resultcount -u <<< "$aur_api_search_data" )
if (( aur_search_result_num )); then
aur_search_results=( $( jshon -e results -a -e Name -u <<< "$aur_api_search_data" ) )
for i in "${!aur_search_results[@]}"; do
{
read -r version
read -r description
} < <(
jshon -e results -e $i -e Version -u -p -e Description -u <<< "$aur_api_search_data"
)
printf '%s %s\n %s\n' "aur/${aur_search_results[$i]}" "$version" "$description"
done
else
return 1
fi
}
aur.info() {
local pkg_aur_info=$( curl -skL "${cfg_aur_api}?type=info&arg=${1}" 2>/dev/null )
local aur_query_result=$( jshon -e resultcount -u <<< "$pkg_aur_info" )
if (( aur_query_result )); then
echo "$pkg_aur_info"
else
return 1
fi
}
aur.get() {
local dep_name aur_api_multireq aur_deps_api_data aur_deps_count aur_deps pkg_aur_info pkg_base tarball_path
read -r pkg_aur_info
{
read -r pkg_base
read -r tarball_path
} < <(
jshon -e results -e PackageBase -u -p -e URLPath -u <<< "$pkg_aur_info"
)
(( flag_force )) || {
[[ -d "${cfg_workdir}/${pkg_base}" ]] && {
echo "Found ${pkg_base} in ${cfg_workdir}, skipping. Use -f to override."
return 17
}
}
cd "$cfg_workdir"
echo "Working in ${cfg_workdir}"
echo "Downloading ${pkg_base}"
{ curl -skL "${cfg_aur_url}${tarball_path}" | gzip -d | tar x; } || {
err "Fail!"
return 1
}
if (( flag_get_deps )); then
unset depends makedepends
cd "${cfg_workdir}/${pkg_base}"
source PKGBUILD
for i in "${depends[@]}" "${makedepends[@]}"; do
dep_name="${i/[<>=]*}"
aur_api_multireq+="&arg\[\]=$dep_name"
done
aur_deps_api_data=$( curl -skL "${cfg_aur_api}?type=multiinfo${aur_api_multireq}" )
aur_deps_count=$( jshon -e resultcount <<< "$aur_deps_api_data" )
if (( aur_deps_count )); then
echo "Getting dependencies for ${pkg_base}."
aur_deps=( $( jshon -e results -a -e Name -u <<< "$aur_deps_api_data" ) )
for i in "${aur_deps[@]}"; do
aur.get < <(aur.info "$i")
_result="$?"
(( _result )) && {
(( _result == 17 )) || {
return "$_result"
}
}
done
fi
fi
}
abs.get() {
local pkg_repo svn_repo
pkg_repo="$2"
case "$pkg_repo" in
(community|multilib)
svn_repo='community';;
(*)
svn_repo='packages';;
esac
svn checkout "svn://svn.archlinux.org/${svn_repo}/${1}/trunk" "${cfg_workdir}/${1}"
}
args_norm() {
while (( $# )); do
unset -v arg opt c keys
case "$1" in
--) printf '%s\n' '--'; break;;
--*)
IFS='=' read -r arg opt <<< "$1"
printf '%s\n' "$arg"
[[ "$opt" ]] && {
printf '%s\n' "$opt"
}
;;
-*)
while read -r -n1 c
do
case "$c" in
-|'') :;;
*) keys+=( "-$c" );;
esac
done <<< "$1"
printf '%s\n' "${keys[@]}"
;;
*) printf '%s\n' "$1";;
esac
shift
done
}
main() {
if [[ -f "$HOME/.config/zpac.rc.sh" ]]; then
source "$HOME/.config/zpac.rc.sh"
fi
while (( $# )); do
case "$1" in
(--) shift; break;;
(-*)
while read -n1 c
do
case "$c" in
(-|'') :;;
(h) usage; return 0;;
(s) action='search';;
(A)
action='search'
flag_search_aur=1;;
(S)
action='search'
flag_search_syncdb=1;;
(d)
if [[ "$action" == 'get' ]]; then
flag_get_deps=1
else
action='get'
fi
;;
(w) cfg_workdir="$OPTARG";;
(f) flag_force=1;;
(*)
err "Unknown key: $OPTARG"
usage
return 1
;;
esac
done
;;
(*) shift; break;;
esac
shift
done
(( flag_search_aur && flag_search_syncdb )) && {
unset flag_search_aur flag_search_syncdb
}
[[ "$action" ]] || {
usage
return 1
}
if [[ "$1" ]]; then
package="$1"
else
usage
return 1
fi
case "$action" in
(get)
[[ -d "$cfg_workdir" ]] || {
mkdir -p "$cfg_workdir" || {
err "Can't create workdir: ${cfg_workdir}."
return 1
}
}
pkg_aur_info=$( aur.info "$package" )
if (( ! "$?" )); then
repo='aur'
else
while read -r; do
if [[ "$REPLY" =~ ^Repository ]]; then
repo="${REPLY##* }"
fi
done < <( pacman -Si "$package" )
[[ "$repo" ]] || {
err "Can't find package ${package}"
return 1
}
fi
echo "Found ${package} in ${repo}."
case "$repo" in
(aur)
aur.get <<< "$pkg_aur_info";;
(core|extra|community|multilib)
abs.get "$package" "$repo";;
(*)
err "Repository $repo not supported."
return 1;;
esac
;;
(search)
if (( flag_search_aur )); then
aur.search "$package" || {
err "No packages found."
return 1
}
elif (( flag_search_syncdb )); then
pacman -Ss "$package"
else
aur.search "$package" || { flag_aur_search_fail=1; }
pacman -Ss "$package" 2>/dev/null || { flag_pacman_search_fail=1; }
if (( flag_aur_search_fail && flag_pacman_search_fail )); then
err "No packages found."
return 1
fi
fi
;;
esac
}
main $(args_norm "$@")