#!/bin/bash
# 2005-2006, 2009, 2014, 2015, 2016, 2017, 2020 (c) Etersoft www.etersoft.ru
# 2005-2016 Author: Vitaly Lipatov <lav@etersoft.ru>
# Public domain
#
# GS - get source
#
# Скачивает исходники, автоматически выправляя ситуацию с gz/bz2/tgz/zip (tar для git, tar.bz2 для src.rpm)
# Параметры:
# - название спек-файла
# -a - get all source
# check for the same file with other compression

# load common functions, compatible with local and installed script
. `dirname $0`/../share/eterbuild/functions/common
load_mod rpm tarball web buildsrpm

WEXT=""
GETSOURCE=""
LOADALL=''

#############################
Usage="Usage: $name [-f] [spec] [new_version]"
function mygetopts()
{
name=${0##*/}
Descr="$name (Get Source) - get sources by spec / repository"

phelp()
{
	echog "$Descr"
	echog "$Usage"
	echog "You can run 'rpmgs 1.2' for set new version 1.2 and download it"
	echog "Use HEAD instead version for get latest git commit"
	echo
	echog "Options:"
#	echog "   -a  get all source (not only Source|Source0)"
	echog "   -f  force download and commit tarball(s) (remove source file before download)"
}

while getopts :hf opt; do
    case $opt in
    h) phelp; exit 0;;
#    a) LOADALL=1 ;;
    f) FORCEDOWNLOAD=-f ;;
    +?) echog "$name: options should not be preceded by a '+'." 1>&2; exit 2;;
    ?)  echog "$name: $OPTARG: bad option.  Use -h for help." 1>&2 ; exit 2;;
    esac
done
 
# remove args that were options
[ "$OPTIND" -gt 0 ] && shift $(($OPTIND - 1))

LISTRPMARGS=$@

}

repack_tarball()
{
	# TODO: move it into repack
	[ "$(realpath "$1")" = "$(realpath "$2")" ] && return
	# skip repack for the same ext
	if [ "$(get_ext "$1")" = "$(get_ext "$2")" ] ; then
		echog "The same ext $(get_ext "$1"), skip repack"
		mv -f "$1" "$2"
		return
	fi
	docmd erc -f repack "$1" "$2"
	# remove original
	rm -f "$1"
}

check_tarball()
{
	[ -s "$1" ] || return
	erc -q check "$1"
}

# Args: URL TARGET
download_to()
{
	local URL="$1"
	local TARGET="$2"
	pushd $(dirname $TARGET)
		local DF="$(basename "$URL")"
		download_url "$URL" && repack_tarball "$DF" "$TARGET"
		local RET=$?
		# TODO: repack need remove origin
		#rm -fv "$DF"
		[ "$RET" = "0" ] || rm -fv "$DF" "$TARGET"
	popd
	return $RET
}

# Args: URL target_file
download_any_tarball()
{
	local GETSOURCE="$1"
	local TARGET="$2"
	local FORMATS="tar.xz tar.bz2 tar.gz zip tgz 7z tbz2 tbz rar tar"
	local BASESOURCE="$GETSOURCE"

	local ORIGEXT=$(get_ext "$BASESOURCE")
	[ -n "$ORIGEXT" ] || fatal "Error with $GETSOURCE. Have no idea how to load files without extension"

	# first try download with original extension (exclude for tar)
	if [ "$ORIGEXT" != "tar" ] ; then
		FORMATS="$ORIGEXT $(estrlist exclude "$ORIGEXT" "$FORMATS")"
	fi

	BASESOURCE=$(dirname "$BASESOURCE")/$(basename "$BASESOURCE" .$ORIGEXT)

	local ext
	# try download by exts list
	for ext in $FORMATS ; do
		[ -z "$FORCEDOWNLOAD" ] && check_tarball "$TARGET" && { echo "$TARGET already exists, continue... " ; continue; }
		download_to "$BASESOURCE.$ext" "$TARGET" || continue
		return
	done
	fatal "Cannot retrieve $GETSOURCE"
}

__replace_first_line()
{
	# https://unix.stackexchange.com/questions/250603/replace-only-on-the-first-matching-line-with-sed
	sed -e "1,/$1/s/$1/$2/"
}

# param: spec name number (f.i., url for Source-url)
function source_ext()
{
	local GETSOURCEEXT=
	# %define SourceUrl ftp://updates.etersoft.ru/pub/Etersoft/WINE@Etersoft/last/sources/tarball/%name-%version.tar.gz
	#GETSOURCEURL=$(eval_spec $1 | grep -i "^%define ${2}Url${3} " | head -n 1 | sed -e "s/ *\$//g" | sed -e "s/^%define[ \t].*[ \t]//g")
	local SN="$3"
	#[ "$SN" = "0" ] && SN="$SN\?"
	if grep -q "^# $SN-$2:" "$1" ; then
		local TMPSPEC=$1.tmpurl
		local NEWSOURCE=$(grep --text "^# $SN-$2:" "$1" | sed -e "s/.*$SN-$2:[ \t]*//g" | tail -n1)
		test -n "$NEWSOURCE" || fatal "Can't extract URL from $SN-$2"
		# Fake replace for correct subst variables
		NEWSOURCE="$(echo "$NEWSOURCE" | sed -e 's|\&|\\&|g')"
		# TODO: move to separate function and rewrite
		# TODO: use special field before %build
		cat $1 | __replace_first_line "^Summary:.*" "" | sed -e "s|^\(# $SN-$2:.*\)|Summary: $NEWSOURCE\n\1|" > $TMPSPEC
		# TODO: replace only first entry
		#cat $1 | sed -e "s|^Summary:.*|Summary: $NEWSOURCE|1" > $TMPSPEC
		GETSOURCEEXT=$(eval_spec "$TMPSPEC" | get_var "Summary")
		#rhas "$GETSOURCEEXT" "%" && fatal "some macro unexpanded in URL. Check $TMPSPEC"
		rm -f "$TMPSPEC"
	fi
	
	echo "$GETSOURCEEXT"
	test -n "$GETSOURCEEXT"
}

# Get real URL from comment Source-xxx

# Source-svn: http://svn.wikimedia.org/svnroot/mediawiki/trunk/extensions/Collection/
function get_source_svn()
{
	GETSOURCESVN=$(source_ext "$1" svn "$2")
}


# Source-git: http://git.altlinux.org/people/lav/packages/rpm-build-fonts.git
function get_source_git()
{
	local SN="$2"

	GETSOURCEGIT=$(source_ext "$1" git "$2")
	[ -n "$GETSOURCEGIT" ] && return

	# hack for git url under Source
	local HGIT="$(grep -B1 "^$SN:" "$1" | head -n1 | grep "^# " | sed -e "s|#[[:space:]]*||" -e "s|[[:space:]]*$||")"
	if echo "$HGIT" | grep -q -E "(git|https|http)://.*\.git$" || echo "$HGIT" | grep -q "https://github.com/.*" ; then
		GETSOURCEGIT="$(echo "$HGIT" | sed -e "s|.*[[:space:]]\(.*://\)|\1|")" #"
	fi
}

# Source-url: ftp://updates.etersoft.ru/pub/Etersoft/WINE@Etersoft/last/sources/tarball/%name-%version.tar.gz
function get_source_url()
{
	GETSOURCEURL=$(source_ext "$1" url "$2")
	#rhas "$GETSOURCEURL" "%" && fatal "some macro unexpanded in URL. Check $TMPSPEC"
}

# Source-script: .gear/update.sh
function get_source_script()
{
	GETSOURCESCRIPT=$(source_ext "$1" script "$2")
}

function print_error()
{
	echog "Can't find any spec file. It is possible you run this script not in git dir."
	echog "If you use old style build, run rpmgs with spec name as arg."
	echog "If you wish download src.rpm, use rpmgp script."
	exit 1
}

# tarball dirname [options]
gear_update_from_tarball()
{
	local CREATEFLAG=-f
	local TARBALL="$1"
	local CURNAME="$2"
	shift 2
	assert_var TARBALL CURNAME
	[ -d "$CURNAME" ] || CREATEFLAG=-c
	# TODO: check tarball ext. for unsupported arch and realize it here or in gear-update
	echo "Commit tarball '$TARBALL' to git subdir '$CURNAME'..."
	if ! docmd gear-update $CREATEFLAG $@ "$TARBALL" "$CURNAME" ; then
		if a= gear-update $CREATEFLAG $@ "$TARBALL" "$CURNAME" 2>&1 | grep -q "More than one subdirectory specified" ; then
			info "Try unpack as is"
			CREATEFLAG="$CREATEFLAG -a"
			docmd gear-update $CREATEFLAG $@ "$TARBALL" "$CURNAME" && return
		fi
	else
		return 0
	fi
	fatal "can't import tarball '$TARBALL'"
}

# if we have named rule
is_predownloaded_rule()
{
	cat $(get_root_git_dir)/.gear/rules | grep -q "^tar:.*\.gear/$1"
	#fatal "missed tar:.gear/gear-sources in $(get_root_git_dir)/.gear/rules"
}


# Args: tarball dir
# Uses: RPMSOURCEDIR FORCEDOWNLOAD
commit_tarball_to_dir()
{
	local TARBALL="$1"
	local EXTTARBALL="$2"
	local CURNAME="$3"

	if [ "$EXTTARBALL" = "copy" ] ; then
		#local OLDFILE=$(echo "$CURNAME")
		cp -v "$TARBALL" "$CURNAME"
		docmd git add "$CURNAME"
		docmd git commit -m "just commit $(basename "$CURNAME") with rpmgs script"
		return 0
	fi

	if [ -f "$TARBALL" ] ; then
		gear_update_from_tarball "$TARBALL" "$CURNAME" $FORCEDOWNLOAD || { warning "Error with update tarball in repo" ; return 1 ; }
		# force commit ever files from .gitignore
		docmd git add -f "$CURNAME"
		if [ -s ./.gear/postdownload-hook ] ; then
			info "Detected ./.gear/postdownload-hook, running it in $CURNAME dir ..."
			cd $CURNAME || fatal
			sh -x ../.gear/postdownload-hook
			cd - >/dev/null
		fi
		# TODO: add GETSOURCEURL url
		docmd git commit -m "just import $(basename $TARBALL) with rpmgs script"
		rm -fv "$TARBALL"
	else
		warning "Skip missed $TARBALL tarball committing"
		return 1
	fi
	return 0
}

# TODO: rewrite for any tarball commit
# Arg: tarball
commit_tarball()
{
	local TARBALL="$1"
	local EXTTARBALL="$(get_ext $TARBALL)"
	local CURNAME
	CURNAME=$(get_tardir_from_rules "$EXTTARBALL" $(basename "$TARBALL"))
	if [ -z "$CURNAME" ] ; then
		#info "Can't get dir (no $EXTTARBALL: line in rules file), just commit $(basename "$TARBALL") file"
		CURNAME=$(get_tardir_from_rules "copy" $(basename "$TARBALL"))
		[ -n "$CURNAME" ] || fatal "There is no correct '$EXTTARBALL:' line nor 'copy:' in gear rules file for $(basename "$TARBALL"), needed for commit tarball"
		EXTTARBALL="copy"
	fi
	echo "$CURNAME" | grep -q "[\*\?]" && fatal "$CURNAME for $TARBALL got incorrectly"
	# FIXME:
	# use real path for download
	#is_gear_sources && CURNAME=
	#is_gear_sources && CURNAME=$(get_root_git_dir)/$BASENAME
	#fatal "FIXME: fail with is_gear_sources in commit_tarball"

	# hack: try detect dir for unpacking
	#test -d "$CURNAME" || CURNAME=$(get_root_git_dir)/$(get_tarballname "$spec")
	#test -d "$CURNAME" || CURNAME=$(get_root_git_dir)/$BASENAME

	# save first committed source dir
	[ -z "$FIRSTSOURCEDIR" ] && FIRSTSOURCEDIR="$(basename "$CURNAME")"

	commit_tarball_to_dir "$TARBALL" "$EXTTARBALL" "$CURNAME"
}

# check for tag for GSSETVERSION with some heuristics (see gear-remotes-uscan also)
get_tag_by_version()
{
	local GSSETVERSION="$1"
	local rc
	rc=1

	if [ "$GSSETVERSION" = "HEAD" ] ; then
		echo "upstream/master"
		return 0
	fi

	local i
	alternate_tag1="$(echo "v$GSSETVERSION" | sed -e "s|\.|-|g")"
	alternate_tag2="$(echo "REL_$GSSETVERSION" | sed -e "s|\.|_|g")"
	alternate_tag3="$(echo "version_$GSSETVERSION")"
	for i in v$GSSETVERSION $alternate_tag1 $GSSETVERSION $alternate_tag2 $alternate_tag3 ; do
		git rev-parse $i >/dev/null 2>/dev/null && rc=0 && break
	done

	if [ "$rc" = "1" ] ; then
		i="$(git tag | grep "$GSSETVERSION\$" | head -n1)"
		[ -n "$i" ] && git rev-parse $i >/dev/null 2>/dev/null && rc=0
	fi
	echo "$i"
	return $rc
}

# TODO: try gear-remotes-uscan here
# merge from guessed tag (by version) or from HEAD
update_master_branch_to()
{
	local GSSETVERSION="$1"
	if [ -z "$GSSETVERSION" ] ; then
		warning "Empty new version variable"
		return
	fi

	local tag="$(get_tag_by_version "$GSSETVERSION")"
	[ -n "$tag" ] || fatal "Can't find tag for $GSSETVERSION version"
	docmd git merge $tag

	# TODO: it is more clean detect that dir
	if [ -d "$(get_root_git_dir)/.gear/tags" ] ; then
		docmd gear-update-tag -a
		cd $(get_root_git_dir)/.gear || fatal
		docmd git add tags/* -f
		docmd git commit -m "update .gear/tags"
		cd - >/dev/null
	fi
}

# update .gear/@name@-postsubmodules if needed
# uses: BASENAME VERSION
update_post_git_submodules()
{
	# TODO: check for rules
	local PSM=$(get_root_git_dir)/.gear/$BASENAME-postsubmodules
	[ -d $PSM ] || return

	info "Detected post git submodules hook"

	cat $(get_root_git_dir)/.gear/rules | grep -q "tar:.*-postsubmodules" || fatal "missed tar:.gear/$BASENAME-postsubmodules in $(get_root_git_dir)/.gear/rules"
	[ -s $(get_root_git_dir)/.gitmodules ] || fatal "there is no .gitmodules file in repo root"

	cd $(get_root_git_dir) || fatal
	docmd git submodule init
	docmd git submodule sync
	docmd git submodule update || fatal

	rm -rfv $PSM/*
	# echo * do not catch .names really
	#cp -a $(echo * | grep -v -E "(.gear|.git)") $PSM/ || fatal #"
	#find $PSM -name ".git" -type f -delete -print
	#find $PSM -name ".gitmodules" -type f -delete -print
	local i
	for i in $(grep "path = " .gitmodules | sed -e "s|.*path = \(.*\)|\1|") ; do #"
		cp -al --parents $i $PSM/ || fatal
	done
	docmd git add -f $PSM
	# TODO: put short commit id in a description
	# git rev-parse --short HEAD
	docmd git commit $PSM -m "update source prepared with submodules for version $VERSION"
}

source_postupdate_hook()
{
	local RGD=$(get_root_git_dir)
	if [ -s $RGD/.gear/source-postupdate-hook ] ; then
    		info "Detected .gear/source-postupdate-hook, running it ..."
		sh $RGD/.gear/source-postupdate-hook $VERSION
	fi
}

# FIXME: run only for predownload, not for every source
# param: development, production
update_predownloaded()
{
	local MODE="$1"
	local SDNAME=predownloaded-$MODE
	is_predownloaded_rule $SDNAME || return
	PSM=$(get_root_git_dir)/.gear/$SDNAME

	local RGD=$(get_root_git_dir)

	CURNAME=$FIRSTSOURCEDIR
	# hack for subdir??
	#CURNAME=$BASENAME

	# TODO: add support for git
	rm -rf $PSM
	if [ -n "$GETSOURCEGIT" ] ; then
		# cp -a exclude .dir
		mkdir -p $PSM || fatal
		cp -a $RGD/* $PSM || fatal
	else
		cp -a $RGD/$CURNAME $PSM || fatal
	fi

	cd $PSM || fatal

	local RUNHOOK="sh"
	[ -n "$VERBOSE" ] && RUNHOOK="sh -x"

	if [ -s $RGD/.gear/predownloaded-preinstall-hook ] ; then
		info "Detected .gear/predownloaded-preinstall-hook, running it ..."
		$RUNHOOK $RGD/.gear/predownloaded-preinstall-hook $MODE $VERSION
                COMMITMSG="update predownloaded-$MODE with a hook script"
	fi


	#### composer only part
	if [ -s "./composer.json" ] ; then
		local COMMITMSG=''
                local PRODUCTION=''

		[ "$MODE" = "production" ] && PRODUCTION='--no-dev'

		info "Detected composer install hook, running ..."
		docmd composer install $PRODUCTION || fatal
		COMMITMSG="update php modules with composer install $PRODUCTION for $VERSION (see $SDNAME in .gear/rules)"

		if [ -s $RGD/.gear/predownloaded-postinstall-hook ] ; then
		        info "Detected .gear/predownloaded-postinstall-hook, running it ..."
			$RUNHOOK $RGD/.gear/predownloaded-postinstall-hook $MODE $VERSION
		fi

		info "Removing binaries ..."
		find vendor -name "*.a" -type f -delete -print
		find vendor -name "*.so" -type f -delete -print
		find vendor -name "*.dll" -type f -delete -print

		# drop all exclude vendor
		# TODO: correct .* removing
		rm -rf $(ls -1 | grep -v vendor) .[a-zA-Z0-9]*
	fi
	#### end of composer only part


	#### go only part
	if [ -s "./go.mod" ] && [ ! -d "./vendor" ] ; then
		local COMMITMSG=''
		local PRODUCTION=''

		#[ "$MODE" = "production" ] && PRODUCTION='--no-dev'

		info "Detected go.mod install hook, running ..."
		docmd go mod vendor $PRODUCTION || fatal
		COMMITMSG="update vendored go modules with go mod vendor $PRODUCTION for $VERSION (see $SDNAME in .gear/rules)"

		if [ -s $RGD/.gear/predownloaded-postinstall-hook ] ; then
		        info "Detected .gear/predownloaded-postinstall-hook, running it ..."
			$RUNHOOK $RGD/.gear/predownloaded-postinstall-hook $MODE $VERSION
		fi

		info "Removing binaries ..."
		find vendor -name "*.a" -type f -delete -print
		find vendor -name "*.so" -type f -delete -print
		find vendor -name "*.dll" -type f -delete -print

		# drop all exclude vendor
		# TODO: correct .* removing
		rm -rf $(ls -1 | grep -v vendor) .[a-zA-Z0-9]*
	fi
	#### end of composer only part


	#### cargo only part
	if [ -s "./Cargo.lock" ] && [ ! -d "./vendor" ] ; then
		local COMMITMSG=''
		local PRODUCTION=''

		#[ "$MODE" = "production" ] && PRODUCTION='--no-dev'

		info "Detected 'Cargo.lock' install hook ..."
		docmd cargo vendor $PRODUCTION || fatal
		COMMITMSG="update vendored cargo modules with cargo vendor $PRODUCTION for $VERSION (see $SDNAME in .gear/rules)"

		if [ -s $RGD/.gear/predownloaded-postinstall-hook ] ; then
		        info "Detected .gear/predownloaded-postinstall-hook, running it ..."
			$RUNHOOK $RGD/.gear/predownloaded-postinstall-hook $MODE $VERSION
		fi

		# TODO: can't just remove binaries (it is checked)
		info "Check news about windows target: https://github.com/rust-lang/cargo/issues/6179"
		#find vendor -name "*.a" -type f -delete -print
		#find vendor -name "*.so" -type f -delete -print
		#find vendor -name "*.dll" -type f -delete -print

		# can remove binaries from definitely unused packages
		rm -rv vendor/winapi-*-pc-windows-gnu/lib/*.a

		# drop all exclude vendor
		# TODO: correct .* removing
		# TODO: move from temp dir
		rm -rf $(ls -1 | grep -v vendor | grep -v Cargo.lock) .[a-zA-Z0-9]* *.md
	fi
	#### end of cargo only part


	#### npm only part
	if [ -s "./package.json" ] ; then

		# CHECKME: drop postinstall due run dev scripts during install --production
		# replace with fake commands?

		local COMMITMSG=''
                local PRODUCTION=''

		[ "$MODE" = "production" ] && PRODUCTION='--production'

		info "Detected npm install hook, running ..."
		docmd npm install --verbose --no-optional --ignore-scripts $PRODUCTION || fatal
		COMMITMSG="update node_modules with npm install $PRODUCTION for $VERSION (see $SDNAME in .gear/rules)"

		if [ -s $RGD/.gear/predownloaded-postinstall-hook ] ; then
		        info "Detected .gear/predownloaded-postinstall-hook, running it ..."
			$RUNHOOK $RGD/.gear/predownloaded-postinstall-hook $MODE $VERSION
		fi

		# prune removes modules not listed in package.json
		# a= npm prune $PRODUCTION
		docmd npm dedup

		info "Removing binaries ..."
		find vendor -name "*.a" -type f -delete -print
		find vendor -name "*.so" -type f -delete -print
		find vendor -name "*.dll" -type f -delete -print

		# drop all exclude node_modules
		# TODO: correct .* removing
		rm -rf $(ls -1 | grep -v node_modules) .[a-zA-Z0-9]*

		# remove build related modules we have in system
		#if [ -d node_modules/node-gyp/ ] ; then
		rm -rfv node_modules/{npm,node-gyp}/ node_modules/.bin/{npm,npx,node-gyp}
		#	ln -s /usr/lib/node_modules/node-gyp node_modules/
		#fi

		#epm assure jq || fatal
		#(cd node_modules && rm -rf $(jq -r -c '.devDependencies | keys[]' ../package.json))
	fi
        ### end of npm part

	# some modules contains own .git
	find -type d -name ".git" -print -exec rm -rvf "{}" \;
	cd - >/dev/null

	docmd git add -f $PSM
	docmd git commit $PSM -m "$COMMITMSG"

}


will_commit()
{
    if [ -z "$GSSETVERSION" ] && [ -z "$FORCEDOWNLOAD" ]; then
        echog "Skip $FTB committing (run without new version or without -f)"
        return 1
    fi
    return 0
}



parse_cmd_pre_spec "$@"
mygetopts $LISTARGS

test -z "$VERBOSE" || echo "'$LISTNAMES' @ '$LISTRPMARGS'"

if [ -n "$LISTRPMARGS" ] ; then
	if [ -z "${LISTRPMARGS/*spec/}" ] ; then
		fatal "run with incorrect filename $LISTRPMARGS"
	fi
	if [ ! -f "$LISTNAMES" ] ; then
		fatal "set version permitted only for one file"
	fi
	if [ "${LISTRPMARGS/ /}" != "$LISTRPMARGS" ] ; then
		fatal "you run rpmgs with more than one version"
	fi
	GSSETVERSION=$LISTRPMARGS
fi

test -z "$LISTNAMES" && print_error

[ -z "$GSSETRELEASE" ] || GSSKIPADDCHANGELOG=1

for spec in $LISTNAMES
do
	if [ -n "${spec/*spec/}" ] ; then
		print_error
	fi

	DOWNLOADSOME=''
	set_specdir $spec

# Answer me:
# for empty GSSETVERSION we do autoupdate to the latest version
# or it is a reason to retrieve the latest version from spec?

# firstly try modern autoupdate if version is empty
if is_gear $SPECDIR && [ -z "$GSSETVERSION" ] && $EPMCMD assure gear-rules-verify perl-Gear-Rules ; then
    # need for gear-rules-verify
    cd $(get_root_git_dir)

    GEAR_RULES_VERIFY=gear-rules-verify
    docmd $GEAR_RULES_VERIFY
    if $GEAR_RULES_VERIFY 2>&1 | grep -q "gear-rules-verify should be run in clean repository" ; then
        warning "gear-rules-verify should be run in clean repository, skipping"
    elif $GEAR_RULES_VERIFY | grep -q "Ready for tarball update" ; then
        #[ -n "$GSSETVERSION" ] && warning "we will ignore version and update to the latest version from watch file"
        # TODO: rpm-uscan 0.20.2.17.11 or above
        $EPMCMD assure rpm-uscan
        $EPMCMD assure gear-uupdate
        if ls $(get_root_git_dir)/.gear | grep \.watch$ || ls $(get_root_git_dir) | grep \.watch$ ; then
            docmd rpm-uscan -v --force-action gear-uupdate

            source_postupdate_hook

            # TODO: make plugins
            update_predownloaded development
            update_predownloaded production
            DOWNLOADSOME=1
        else
            warning "there are no .watch files in (get_root_git_dir)/.gear, skip rpm-uscan"
        fi
    elif $GEAR_RULES_VERIFY | grep -Eq "Ready for external VCS update" ; then
        #[ -n "$GSSETVERSION" ] && warning "we will ignore version and update to the latest version from watch file"
        # TODO: rpm-uscan 0.20.2.17.11 or above
        # https://www.altlinux.org/Gear/remotes
        $EPMCMD assure gear-remotes-uscan perl-Gear-Remotes
        $EPMCMD assure gear-commit gear
        docmd gear-remotes-restore
        docmd gear-remotes-uscan
        docmd gear-commit

        # update_post_git_submodules
        source_postupdate_hook

        # TODO: make plugins
        update_predownloaded development
        update_predownloaded production
        DOWNLOADSOME=1
    else
        warning "have no version, but skipped gear-rules-verify (Check if you need run gear-remotes-save)"
    fi
fi

	# TODO: some duplication
	# secondly check for new manner use separated upstream branch
	# Note: gear-uupdate don't want work if package version is already changed
	if is_gear $SPECDIR && [ -z "$DOWNLOADSOME" ] && [ -s $(get_root_git_dir)/.gear/upstream/remotes ] && $EPMCMD assure gear-remotes-restore perl-Gear-Remotes ; then
		# need for gear-rules-verify
		cd $(get_root_git_dir)
		$EPMCMD assure gear-commit gear
		$EPMCMD assure gear-uupdate
		docmd gear-remotes-restore
		docmd git fetch --tags upstream
		# hack: if separated branch
		#if grep -q "^diff:" $(get_root_git_dir)/.gear/rules ; then
		#	update_master_branch_to "$GSSETVERSION"
		#else
		[ -n "$GSSETVERSION" ] || fatal "GSSETVERSION is empty here"
		tag="$(get_tag_by_version "$GSSETVERSION")"
		[ -n "$tag" ] || fatal "Can't find appropriate tag for $GSSETVERSION version"
		docmd gear-uupdate --upstream-version "$GSSETVERSION" --tag $tag
		docmd gear-commit

		# update_post_git_submodules
		source_postupdate_hook

		# TODO: make plugins
		update_predownloaded development
		update_predownloaded production
		DOWNLOADSOME=1
		#fi
	fi

	# Set version if needed
	if [ -n "$GSSETVERSION" ] && [ "$GSSETVERSION" != "HEAD" ] ; then
		CURVER=$(get_version $spec)
		set_version $spec ${GSSETVERSION/-*/}
		if [ "$CURVER" != "$GSSETVERSION" ] ; then
			set_release $spec $GSSETRELEASE
			if [ -n "$GSSETRELEASE" ] ; then
				echo "Set new $GSSETVERSION-$GSSETRELEASE version for $spec"
			else
				echo "Set new $GSSETVERSION version for $spec"
			fi
		else
			echo "Version $GSSETVERSION already is set"
			GSSKIPADDCHANGELOG=1
		fi
	fi

	# download from all possible sources
	LOADALL=1
	if [ -n "$LOADALL" ] ; then
		SOURCELIST=$(grep "^Source[0-9]*:" $spec | sed -e "s|:.*||g")
	else
		SOURCELIST=$(grep "^Source0\?:" $spec | sed -e "s|:.*||g")
	fi

    FIRSTSOURCEDIR=''
	if [ -z "$DOWNLOADSOME" ] ; then
	for SN in $SOURCELIST
	do
		GETSOURCE=$(eval_spec $spec | get_var "$SN")
		[ -n "$GETSOURCE" ] || fatal "Problem with empty $SN"

		echo "Updating $SN: $GETSOURCE ..."

		# for get RPMSOURCEDIR and BASENAME/VERSION/RELEASE
		build_rpms_name $spec

		mkdir -p $RPMSOURCEDIR/ || fatal "Can't create/chdir..."
		FTB=$RPMSOURCEDIR/$(basename "$GETSOURCE")

		# TODO: do not use RPMSOURCEDIR for temp. tarballs
		[ -n "$FORCEDOWNLOAD" ] && rm -f "$FTB"
		#[ -f "$RPMSOURCEDIR/$FTB" ] && { echog "Tarball $FTB already exists in $RPMSOURCEDIR dir, skipping." ; continue ; }

		# Test for eterbuild extensions (will set GETSOURCEURL or GETSOURCESVN)
		get_source_url $spec $SN || get_source_git $spec $SN || get_source_svn $spec $SN || get_source_script $spec $SN
		#[ "$SN" = "Source1" ] && exit
		#if ! rhas "$GETSOURCE" ".tar$" ; then
		#	warning "It is recommended to use .tar tarballs for sources ($FTB now)"
		#fi

		if [ -n "${GETSOURCESVN}" ] ; then
			is_gear $SPECDIR || fatal "Source-svn works only with gear repo"
			will_commit || continue
			# clone svn repo to current dir
			# FIXME: need to clone in git root dir
			docmd git svn clone $GETSOURCESVN $(get_root_git_dir)
			echo "Run svn rebase from $GETSOURCESVN"
			docmd git svn rebase
			DOWNLOADSOME=1

		elif [ -n "${GETSOURCEGIT}" ] ; then
			is_gear $SPECDIR || fatal "Source-git works only with gear repo"
			will_commit || continue
			echog "Try to fetch ${GETSOURCEGIT} for $spec"
			#TODO error if incompatible
			docmd git remote add upstream $GETSOURCEGIT
			docmd git fetch --tags upstream
			update_master_branch_to "$GSSETVERSION"

			update_post_git_submodules
			source_postupdate_hook
			DOWNLOADSOME=1

		elif [ -n "${GETSOURCESCRIPT}" ] ; then
			is_gear $SPECDIR || fatal "Source-script works only with gear repo"
			#[ -x "$GETSOURCESCRIPT" ] || fatal "Can't find executable $GETSOURCESCRIPT"
			bash -x $(get_root_git_dir)/$GETSOURCESCRIPT $GSSETVERSION "$FTB" || fatal "fatal with $GETSOURCESCRIPT"
			will_commit || continue
			commit_tarball "$FTB" || fatal
			source_postupdate_hook
			DOWNLOADSOME=1

		# TODO: rewrite code to use original file format and temp. download dir
		elif [ -n "${GETSOURCEURL}" ] ; then
			if [ -z "$FORCEDOWNLOAD" ] && check_tarball "$FTB" ; then
				echog "$FTB already exists, skipping... "
			else
				echog "Try to load ${GETSOURCEURL} for $spec"
				download_to "$GETSOURCEURL" "$FTB" || fatal "Can't download $GETSOURCEURL"
				will_commit || continue
				if is_gear ; then
					commit_tarball "$FTB" || fatal
					source_postupdate_hook
				fi
				DOWNLOADSOME=1
			fi
		else
			if ! rhas "$GETSOURCE" "ps?://" ; then
				#if [ "$SN" != "Source" ] && [ "$SN" != "Source0" ] ; then
				#	info "No URL. Skipping $GETSOURCE downloading"
				#	continue
				#else
					warning "$SN $GETSOURCE has no URL. Skipping... "
				#	continue
				#fi
			else
				download_any_tarball "$GETSOURCE" "$FTB"
				will_commit || continue
				if is_gear ; then
					commit_tarball "$FTB" || fatal
					source_postupdate_hook
				fi
				DOWNLOADSOME=1
			fi

		# TODO: fix download single packed file
		#else
		#		download_to "$GETSOURCE" "$FTB"
		fi

		echog "DONE with $FTB"
	done

	# TODO: make plugins
	update_predownloaded development
	update_predownloaded production

	fi

	[ -n "$DOWNLOADSOME" ] || fatal "No upstream code is updated for new version $GSSETVERSION."

	if [ -z "$GSSKIPADDCHANGELOG" ] ; then
		# Write changelog if all done
		CURVER=$(get_version $spec)
		CURREL=$(get_release $spec)
		EGEARME=""
		is_gear && EGEARME=" with rpmgs script"
		if grep -q "^- new version $CURVER$" $spec ; then
			subst "s|- new version $CURVER$|- new version ($CURVER)$EGEARME via gear-uupdate|" $spec && git commit --amend $spec
		else
			add_changelog_helper "- new version ($CURVER)$EGEARME" $spec || echog "Changelog entry for $CURVER-$CURREL already exists"
		fi
	fi

done

exit 0

