NBash

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#!/bin/sh
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# Copyright (C) 2016, 2020, 2023  Etersoft
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# Copyright (C) 2016  Danil Mikhailov <danil@etersoft.ru>
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# Copyright (C) 2016, 2020, 2023  Vitaly Lipatov <lav@etersoft.ru>
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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 Affero General Public License as published by
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# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero 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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load_helper epm-install
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# default repo
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EPM_KORINF_REPO_URL="https://updates.etersoft.ru/pub/Korinf"
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__epm_korinf_site_mask() {
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    local MASK="$1"
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    local archprefix=""
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    # short hack to install needed package
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    rhas "$MASK" "[-_]" || MASK="${MASK}[-_][0-9]"
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    # set arch for Korinf compatibility
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    [ "$SYSTEMARCH" = "x86_64" ] && archprefix="x86_64/"
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    local URL="$EPM_KORINF_REPO_URL/$archprefix$DISTRNAME/$DISTRVERSION"
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    if ! eget --check "$URL" ; then
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        tURL="$EPM_KORINF_REPO_URL/$archprefix$BASEDISTRNAME/$DISTRREPONAME"
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        docmd eget --check "$tURL" && URL="$tURL"
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    fi
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    eget --list --latest "$URL/$MASK*.$PKGFORMAT"
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}
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__epm_korinf_list() {
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    local MASK="$1"
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    MASK="$(__epm_korinf_site_mask "$MASK")"
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    showcmd eget --list "$MASK"
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    eget --list "$MASK" | sort
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}
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__epm_korinf_install() {
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    local pkg pkgurl
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    local pkg_urls=''
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    for pkgurl in $* ; do
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        pkg="$(__epm_korinf_site_mask "$pkgurl")"
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        [ -n "$pkg" ] || fatal "Can't get package url from $pkgurl"
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        [ -n "$pkg_urls" ] && pkg_urls="$pkg_urls $pkg" || pkg_urls="$pkg"
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    done
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    # due Error: Can't use epm call from the piped script
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    #epm install $(__epm_korinf_site_mask "$PACKAGE")
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    pkg_names='' pkg_files='' epm_install
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}
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__epm_korinf_install_eepm()
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{
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    if [ "$BASEDISTRNAME" = "alt" ] && [ "$DISTRVERSION" != "Sisyphus" ] && [ "$EPMMODE" = "package" ] ; then
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        if epm status --original eepm ; then
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            warning "Using external (Korinf) repo is forbidden for stable ALT branch $DISTRVERSION."
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            info "Check https://bugzilla.altlinux.org/44314 for reasons."
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            info "You can install eepm package from Korinf manually, check instruction at https://eepm.ru"
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            info ""
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            info "Trying update eepm from the stable ALT repository ..."
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            docmd epm install eepm
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            return
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        fi
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    fi
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    # enable interactive for install eepm from console
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    if inputisatty && [ "$EPMMODE" != "pipe" ] ; then
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        [ -n "$non_interactive" ] || interactive="--interactive"
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    else
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        [ -n "$interactive" ] || non_interactive="--auto"
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    fi
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    # as now, can't install one package from task (and old apt-repo can't install one package)
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    if false && [ "$BASEDISTRNAME" = "alt" ] && [ -z "$direct" ] ; then
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        local task="$(docmd eget -O- https://eepm.ru/vendor/alt/task)"
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        if [ -n "$task" ] ; then
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            docmd epm install $task
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            return
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        else
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            info "Can't get actual task for ALT, fallback to Korinf"
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        fi
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    fi
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    pkg_list="eepm"
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    # TODO: reenable eepm-repack build
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    # don't lose epm-repack if installed
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    # is_installed epm-repack && pkg_list="$pkg_list eepm-repack"
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    # enable scripts to resolve dependencies with apt
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    scripts='--scripts' __epm_korinf_install $pkg_list
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}
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epm_epm_install_help()
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{
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    echo "epm ei [URL] [packages] - install packages from EPM based Korinf repository"
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            get_help HELPCMD $SHAREDIR/epm-epm_install
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    cat <<EOF
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Default Korinf repository: $EPM_KORINF_REPO_URL
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Examples:
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  epm ei [epm|eepm]                 - install latest eepm (default action)
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  epm ei <package1> [<package2>...] - install package(s) from default Korinf repo
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  epm http://someurl.ru <package>   - install package(s) from a repo defined by URL
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  epm --list <package mask>         - list available packages by mask
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EOF
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}
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epm_epm_install()
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{
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    if is_url "$1" ; then
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        EPM_KORINF_REPO_URL="$1"
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        info "Using $EPM_KORINF_REPO_URL repo ..."
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        shift
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    fi
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    case "$1" in
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        ""|epm|eepm)
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            # install epm by default
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            __epm_korinf_install_eepm
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            return
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            ;;
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        -h|--help)                     # HELPCMD: help
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            epm_epm_install_help
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            return
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            ;;
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        --list)                        # HELPCMD: list only packages
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            shift
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            __epm_korinf_list "$1"
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            return
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            ;;
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    esac
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    __epm_korinf_install "$@"
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}
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