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#!/usr/bin/env bash
name=bolbs/tree
desc='Recursively show the directory tree of a blob ID'
copyright=('2010, 2016 Luke Shumaker')
license=('AGPLv3+')
# This file is part of rvs.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
usage="DIR_ID [NAME [PREFIX [LAST]]]"
. "${0%/*}/_shlib.sh"
main() {
local id name prefix has_prefix last
case $# in
0) errusage;;
1) id=$1; name=.;;
2) id=$1; name=$2;; prefix=''; has_prefix=false;;
3) id=$1; name=$2;; prefix=$3; has_prefix=true;;
3) id=$1; name=$2;; prefix=$3; has_prefix=true; last=$4;;
*) errusage;;
esac
local a b c
if locale -k LC_MESSAGES | grep -xF 'messages-codeset="UTF-8"' >/dev/null; then
a='├── '
b='│ '
c='└── '
else
a='|-- '
b='| '
c='`-- '
fi
local pfix_self pfix_chld
if ! $has_prefix; then
pfix_self=''
pfix_chld=''
else
pfix_self="$prefix$a"
pfix_chld="$prefix$b"
if [[ -n "$last" ]]; then
pfix_self="$prefix$c"
fi
fi
printf "%s$(_ '%s\t(%s)')\n" "$pfix_self" "$name" "$id"
if [[ "$id" == d:* ]]; then
local lastname
lastname="$("$RVS" get.d "$id" /dev/stdout | sed -n '$/.*\t//p')"
local perm user group id name
while read -r perm user group id name; do
if [[ "$name" != "$lastname" ]]; then
"$RVS" tree "$id" "$name" "$pfix_chld"
else
"$RVS" tree "$id" "$name" "$pfix_chld" t
fi
done < <("$RVS" get.d "$id" /dev/stdout)
fi
}
main "$@"
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