prm/zpac

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#!/usr/bin/env bash
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# Author: Jack L. Frost <fbt@fleshless.org>
# Licensed under the Internet Software Consortium (ISC) license.
# See LICENSE for its text.
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_self="${0##*/}"
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cfg_workdir="$PWD"
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cfg_aur_url='https://aur.archlinux.org'
cfg_aur_api="${cfg_aur_url}/rpc.php"
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echo() { printf '%s\n' "$*"; }
err() { echo "$*" >&2; }
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usage() {
while read; do echo "$REPLY"; done <<- EOF
Usage: $_self [flags] <package>
Flags:
-h Show this message.
-s Search for <package>.
-d Get the package sources (default).
-D If used with -d, makes $_self download the dependencies from AUR too.
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EOF
}
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aur.search() {
local aur_api_search_data aur_search_result_num pkg
aur_api_search_data=$( 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 "${!aur_search_results[@]}"; do
printf 'aur/%s\n %s\n' "${aur_search_results[${i}]}" "$( jshon -e results -e $i -e Description -u <<< "$aur_api_search_data" )"
done
else
return 1
fi
}
aur.info() {
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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 pkg_aur_info
pkg_base=$( jshon -e results -e PackageBase -u <<< "$pkg_aur_info" )
tarball_path=$( jshon -e results -e URLPath -u <<< "$pkg_aur_info" )
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cd "$cfg_workdir"
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echo "Downloading ${cfg_aur_url}${tarball_path}"
{ curl -skL "${cfg_aur_url}${tarball_path}" | gzip -d | tar x; } || {
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err "Fail!"
return 1
}
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echo ": ${cfg_workdir}/${pkg_base}"
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if (( flag_get_deps )); then
unset depends makedepends
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cd "${cfg_workdir}/${pkg_base}"
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source PKGBUILD
for i in "${depends[@]}" "${makedepends[@]}"; do
dep_name="${i/[<>=]*}"
aur_api_multireq+="&arg\[\]=$dep_name"
done
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aur_deps_api_data=$( curl -skL "${cfg_aur_api}?type=multiinfo${aur_api_multireq}" )
aur_deps_count=$( jshon -e resultcount <<< "$aur_deps_api_data" )
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if (( aur_deps_count )); then
aur_deps=$( jshon -e results -a -e Name -u <<< "$aur_deps_api_data" )
for i in "${aur_deps[@]}"; do
aur.get < <(aur.info "$i") || {
return "$?"
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}
done
fi
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fi
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}
abs.get() {
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local pkg_repo svn_repo
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pkg_repo="$2"
case "$pkg_repo" in
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(community|multilib)
svn_repo='community';;
(*)
svn_repo='packages';;
esac
svn checkout "svn://svn.archlinux.org/${svn_repo}/${1}/trunk" "${cfg_workdir}/${1}"
}
main() {
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if [[ -f "$HOME/.config/zpac.rc.sh" ]]; then
source "$HOME/.config/zpac.rc.sh"
fi
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while (( $# )); do
case "$1" in
--help|-h) usage; return 0;;
-s) action='search';;
-d) action='get';;
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-D) flag_get_deps=1;;
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--) shift; break;;
-*)
err "Unknown key: $1"
usage
return 1
;;
*) break;;
esac
shift
done
action=${action:-"get"}
if [[ "$1" ]]; then
package="$1"
else
usage
return 1
fi
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case "$action" in
(get)
[[ -d "$cfg_workdir" ]] || {
mkdir -p "$cfg_workdir" || {
err "Can't create workdir: ${cfg_workdir}."
return 1
}
}
pkg_aur_info=$( aur.info "$package" )
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if (( ! "$?" )); then
repo='aur'
else
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while read; do
if [[ "$REPLY" =~ ^Repository ]]; then
repo="${REPLY##* }"
fi
done < <( pacman -Si "$package" )
[[ "$repo" ]] || {
err "Can't find package ${package}"
return 1
}
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fi
echo "Found ${package} in ${repo}."
case "$repo" in
(aur)
aur.get <<< "$pkg_aur_info";;
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(core|extra|community|multilib)
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abs.get "$package" "$repo";;
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(*)
err "Repository $repo not supported."
return 1;;
esac
;;
(search)
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if type -P package-query &>/dev/null; then
package-query -ASs "$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
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;;
esac
}
main "$@"