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#!/usr/bin/env bash
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#
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# getsource - Get build files from Arch Linux official and AUR repositories
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#
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# Copyright (C) 2021 Pekka Helenius <pekka.helenius@fjordtek.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# TODO: Add support for wider range of processor architectures
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# TODO: Add directory support (e.g. getsource wine ~/winesource)
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# TODO: create subdir for source files automatically to the current main dir
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LIBRARY=${LIBRARY:-'/usr/share/makepkg'}
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source "$LIBRARY/util/message.sh"
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# check if messages are to be printed using color
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if [[ -t 2 && $USE_COLOR != "n" ]]; then
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colorize
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else
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unset ALL_OFF BOLD BLUE GREEN RED YELLOW
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fi
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PACKAGE=$(pwd | awk '{print $NF}' FS=/)
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if [[ -n "$1" ]]; then
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PACKAGE="$1"
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else
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read -r -p "Source package name? [Default: $PACKAGE ] " response
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if [[ -n $response ]]; then
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PACKAGE=$response
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else
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echo "Assuming current dir name [ $PACKAGE ]"
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fi
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fi
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INPUT="${CURDIR}"
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BUILDSCRIPT="PKGBUILD"
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URLFILE="baseurl.html"
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ARCHIVEFORMATS=(
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'tar.gz'
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'tar.xz'
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'tar.lz'
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'tar.zst'
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)
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##################################
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DBS_TO_CHECK=('arch' 'aur' 'arch_deepscan')
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ARCH_DATABASES=(
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'core'
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'extra'
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'community'
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'community-testing'
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)
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# TODO
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# Fetch from pacman.conf
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CUSTOM_DATABASES=()
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ARCH_GITBASES=(
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'archlinux/svntogit-packages'
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'archlinux/svntogit-community'
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)
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##################################
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function get_url() {
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if ! wget -q -T 10 "${1}" -O - >/dev/null; then return 1; fi
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if wget -q -c "${1}" -O "${2}"; then return 0; fi
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return 1
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}
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function fetch_database() {
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case "${1}" in
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#custom) TODO
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#BASEURL="<get-from-pacman.conf"
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# Doesn't need separate DOMAINURL/BASEURL schema
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#get_url archive "${BASEURL}" && \
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#tar xf "$PACKAGE.${ARCHIVEFORMAT}" && \
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#break
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#;;
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arch)
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GITBASES=(${ARCH_GITBASES[@]})
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DOMAINURL="https://github.com"
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REPOMSG="Using Arch Linux official repositories"
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for GITBASE in ${GITBASES[@]}; do
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BASEURL="${DOMAINURL}/${GITBASE}/tree/packages/${PACKAGE}/trunk"
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if get_url "${BASEURL}" "${URLFILE}"; then
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FILENAMES=()
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FILEHREFS=( $(grep -oP '(?<=data-pjax).*?(?=\<\/a)' "${URLFILE}" | sed -r "s/.*href=[\"|'](.*)[\"|']>.*/\1/; s/\/blob//g" | grep trunk) )
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for i in ${FILEHREFS[@]}; do
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FILENAMES+=( $(echo "${i}" | sed 's/.*\///g') )
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done
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DOMAINURL="https://raw.githubusercontent.com"
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download_sourcefiles && return 0
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fi
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done
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return 1
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;;
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aur)
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local ISSNAPSHOT
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DOMAINURL="https://aur.archlinux.org"
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local SNAPSHOTURL="${DOMAINURL}/packages/${PACKAGE}/"
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REPOMSG="Using Arch Linux user repositories (AUR)"
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if get_url "${SNAPSHOTURL}" "${URLFILE}"; then
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FILEHREFS=($(grep -oP '(?<=href\=\"\/).*?(?=\"\>Download snapshot)' "${URLFILE}"))
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FILENAMES=($(grep -oP '(?<=snapshot\/).*?(?=\"\>Download snapshot)' "${URLFILE}"))
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download_sourcefiles && return 0
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fi
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return 1
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;;
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arch_deepscan)
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arch_repos_deepscan
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;;
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esac
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[[ -f "${URLFILE}" ]] || return 1
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}
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##################################
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function arch_repos_deepscan() {
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for ARCH_DB in ${ARCH_DATABASES[@]}; do
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ARCH_DB_URL="https://www.archlinux.org/packages/${ARCH_DB}/x86_64/${PACKAGE}"
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get_url "${ARCH_DB_URL}" "${URLFILE}"
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done
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if [[ -f "${URLFILE}" ]]; then
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msg "$(gettext "Selecting another package name:")"
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PACKAGE=$(grep "Source Files" "${URLFILE}" | sed "s/.*href=[\"'].*packages\///g; s/[\"'].*//g")
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warning "$(gettext "Package name is %s.")" "$PACKAGE"
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rm -rf "${URLFILE}"
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fetch_database arch ${ARCH_GITBASES[@]}
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download_sourcefiles
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else
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error "$(gettext "Couldn't find package %s.")" "$PACKAGE"
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exit 1
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fi
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}
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##################################
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function download_sourcefiles() {
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if [[ -f "${URLFILE}" ]]; then
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msg "${REPOMSG}"
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local a=0
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for FILEURL in ${FILEHREFS[@]}; do
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echo "${DOMAINURL}/${FILEURL} ${FILENAMES[$a]}"
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msg2 "$(gettext "Downloading %s...")" "${FILENAMES[$a]}"
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$(wget -q "${DOMAINURL}/${FILEURL}" -O "${FILENAMES[$a]}")
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[[ -f "${FILENAMES[$a]}" ]] || warning "$(gettext "Couldn't download %s")" "${FILENAMES[$a]}"
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let a++
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done
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rm -rf "${URLFILE}"
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if [[ ISSNAPSHOT ]]; then
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for ARCHIVEFORMAT in "${ARCHIVEFORMATS[@]}"; do
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find . -iname "*${ARCHIVEFORMAT}" -exec tar xf {} --strip-components=1 \;
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done
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fi
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if [[ $? -eq 0 ]]; then
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msg "$(gettext "Source files for %s downloaded".)" "$PACKAGE"
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return 0
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fi
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fi
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}
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##################################
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# TODO
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#<if any custom databases configured in pacman.conf>
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#DBS_TO_CHECK+=('custom')
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for db in ${DBS_TO_CHECK[@]}; do
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[[ $(fetch_database "${db}") ]] && break
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done
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##################################
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if [[ -f ${BUILDSCRIPT} ]]; then
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sed -i "s/^arch=.*/arch=('any')/" ${BUILDSCRIPT}
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if [[ $? -eq 0 ]]; then msg "$(gettext "Set architecture to 'any' in ${BUILDSCRIPT}.")"; fi
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fi
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