diff options
Diffstat (limited to 'src/vfs/extfs/helpers/urar.in')
| -rw-r--r-- | src/vfs/extfs/helpers/urar.in | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/src/vfs/extfs/helpers/urar.in b/src/vfs/extfs/helpers/urar.in new file mode 100644 index 0000000..684234c --- /dev/null +++ b/src/vfs/extfs/helpers/urar.in @@ -0,0 +1,180 @@ +#! /bin/sh +# +# Written by andrey joukov +# (C) 1996 2:5020/337.13@fidonet.org +# Updated by christian.gennerat@alcatel.fr 1999 +# Andrew V. Samoilov <sav@bcs.zp.ua> 2000 +# +# Andrew Borodin <aborodin@vmail.ru> +# David Haller <dnh@opensuse.org> +# 2013: support unrar5 +# +# beta version 2.0 +# +# rar and unrar can be found on http://www.rarlabs.com/ + +RAR=rar + +# Prefer unrar (freeware). +UNRAR=`which unrar 2>/dev/null` + +[ -z $UNRAR ] && UNRAR=$RAR +[ ! -x $UNRAR -a -x $RAR ] && UNRAR=$RAR + +# Let the test framework hook in: +UNRAR=${MC_TEST_EXTFS_LIST_CMD:-$UNRAR} + +# Determine the $UNRAR version +if [ -n "$MC_TEST_EXTFS_UNRAR_VERSION" ]; then + # Let the test framework fool us: + UNRAR_VERSION=$MC_TEST_EXTFS_UNRAR_VERSION +else + # Figure it out from rar itself: + UNRAR_VERSION=`$UNRAR -cfg- -? | grep "Copyright" | sed -e 's/.*\([0-9]\)\..*/\1/'` +fi + +mcrar4fs_list () +{ + $UNRAR v -c- -cfg- "$1" | @AWK@ -v uid=`id -u` -v gid=`id -g` ' +BEGIN { flag=0 } +/^-------/ { flag++; if (flag > 1) exit 0; next } +flag==1 { + str = substr($0, 2) + getline + split($4, a, "-") + if (index($6, "D") != 0) + $6="drwxr-xr-x" + else + if (index($6, ".") != 0) + $6="-rw-r--r--" + printf "%s 1 %s %s %d %02d/%02d/%02d %s ./%s\n", $6, uid, gid, $1, a[2], a[1], a[3], $5, str +}' +} + +mcrar5fs_list () +{ + $UNRAR vt -c- -cfg- "$1" | @AWK@ -F ':' -v uid=`id -u` -v gid=`id -g` ' + { + ### remove space after the ":" of the field name + sub ("^ ", "", $2); + } + + $1 ~ /^ *Name$/ { + ### next file + name = mtime = size = attrs = ""; + delete date; + name = $2; + ### if the name contains ":", append the rest of the fields + if (NF > 2) { + for (i = 3; i <= NF; i++) { + name = name ":" $i; + } + } + } + $1 ~ /^ *mtime$/ { + mtime = $2 ":" $3; + } + $1 ~ /^ *Size$/ { + size = $2; + } + $1 ~ /^ *Attributes$/ { + attrs = $2; + } + + $1 ~ /^ *Compression$/ { + ### file done, using /^$/ is not so good you + ### would have to skip the version stuff first + + ### get date and time + split (mtime, date, " "); + time = date[2]; + ### cut off seconds from the time + sub (",[0-9]*$", "", time); + ### split for reordering of the date in the printf below + split (date[1], date, "-"); + ### mc seems to be able to parse 4 digit years too, so remove if tested + # sub ("^..", "", date[1]); ### cut year to 2 digits only + + ### check/adjust rights + if (index (attrs, "D") != 0) { + attrs = "drwxr-xr-x"; + } else { + if (index (attrs, ".") != 0) { + attrs = "-rw-r--r--"; + } + } + + ### and finally + printf ("%s 1 %s %s %d %02d/%02d/%02d %s ./%s\n", + attrs, uid, gid, size, date[2], date[3], date[1], time, name); + } +' +} + +mcrarfs_list () +{ + [ x$UNRAR_VERSION = x6 -o x$UNRAR_VERSION = x5 ] && mcrar5fs_list "$@" || mcrar4fs_list "$@" +} + +mcrarfs_copyin () +{ +# copyin by christian.gennerat@alcatel.fr +# preserve pwd. It is clean, but is it necessary? + pwd=`pwd` +# Create a directory and copy in it the tmp file with the good name + mkdir "$3.dir" + cd "$3.dir" + di="${2%/*}" +# if file is to be written upper in the archive tree, make fake dir + if test x"$di" != x"${2##*/}" ; then + mkdir -p "$di" + fi + cp -fp "$3" "$3.dir/$2" + $RAR a "$1" "$2" >/dev/null + cd "$pwd" + rm -rf "$3.dir" +} + +mcrarfs_copyout () +{ + $UNRAR p -p- -c- -cfg- -inul "$1" "$2" > "$3" +} + +mcrarfs_mkdir () +{ +# preserve pwd. It is clean, but is it necessary? + pwd=`pwd` +# Create a directory and create in it a tmp directory with the good name + dir=`mktemp -d "${MC_TMPDIR:-/tmp}/mctmpdir-urar.XXXXXX"` || exit 1 + cd "$dir" + mkdir -p "$2" +# rar cannot create an empty directory + touch "$2"/.rarfs + $RAR a -r "$1" "$2" >/dev/null + $RAR d "$1" "$2/.rarfs" >/dev/null + cd "$pwd" + rm -rf "$dir" +} + +mcrarfs_rm () +{ + $RAR d "$1" "$2" >/dev/null +} + +umask 077 + +cmd="$1" +shift + +case "$cmd" in + # Workaround for a bug in mc - directories must precede files to + # avoid duplicate entries, so we sort output by filenames + list) mcrarfs_list "$@" | sort -k 8 ;; + rm) mcrarfs_rm "$@" ;; + rmdir) mcrarfs_rm "$@" ;; + mkdir) mcrarfs_mkdir "$@" ;; + copyin) mcrarfs_copyin "$@" ;; + copyout) mcrarfs_copyout "$@" ;; + *) exit 1 ;; +esac +exit 0 |