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core
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#!/bin/sh
_copyright(){ echo "
ozh lightweight shell extensions
2008-2016 - anx @ ulzq de (Sebastian Glaser)
Licensed under GNU GPL v3"; }
_license(){ echo "
ozh is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
ozh 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this software; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
http://www.gnu.org/licenses/gpl.html"; }
# taken from andcrs and andlib
test -z "$TERM" || { E="\x1b["; R=$E"0m"; CL=$E"0E"$E"0J"; RN=$E"0m\n"; bold=$E"1m"; black=$E"30m"; red=$E"31m"; green=$E"32m"; yellow=$E"33m"; blue=$E"34m"; magenta=$E"35m"; cyan=$E"37m"; white=$E"38m"; bblack=$E"40m";bred=$E"41m";bgreen=$E"42m";byellow=$E"43m";bblue=$E"44m";bmagenta=$E"45m";bcyan=$E"47m";bwhite=$E"48m";}
is_set(){ type "$1" >/dev/null 2>&1; }; _done(){ printf "$R\x1b[9999G\x1b[4D $bgreen$black ok $RN" >&2; }; _fail(){ printf "$R\x1b[9999G\x1b[6D $bred fail $RN" >&2; }
_branch(){ printf "$R\x1b[9999G\x1b[$(( $(printf "$1"|wc -c) + 2))D $byellow$black $1 $RN" >&2; }
echo | busybox pipe_progress >/dev/null 2>&1 && { pipe_progress(){ printf "$bgreen $R" >&2; cat - | busybox pipe_progress; }; } || { pipe_progress(){ awk '{print $0;c+=length($0);if(l<c%1024){l=c;printf "'"$bgreen $R"'"|"cat >&2"}}'; }; }
homeof(){ test -n "$HOME" && { echo $HOME; return; }; local dir=; which getent >/dev/null 2>&1 && dir=$(getent passwd "$1" 2>/dev/null | cut -d: -f6); [ -z "$dir" -a "$1" = "root" -a -d /root ] && dir="/root"; [ -z "$dir" -a -d "/home/$1" ] && dir="/home/$1"; echo $dir; }
match(){ echo "$1" | grep -q "$2"; }
app_exists(){ which "$1" >/dev/null 2>&1; }
_sanitize_path(){
local paths="$HOME/bin:$OZH/bin:/usr/local/bin:/usr/local/sbin:/usr/local/libexec:/opt/bin:/opt/sbin:/opt/libexec:/usr/bin:/usr/sbin:/usr/libexec:/sbin:/bin:/libexec:/system/bin:/system/sbin:/system/xbin:$PATH"
export PATH=$(echo $paths | awk 'BEGIN{RS=":";ORS=":"}{if(u[$1]!=1){if(system("test -d "$1)==0){print $1};u[$1]=1;}}' | head -c -1); }
_require(){
local mod="$1"; match "$mod" "/" || mod="$mod/$mod"; mod="$OZH/$mod"
local OZH_REQUIRE="$mod"; [ -f "$mod" ] && . "$mod"; }
_git_install(){ oz install "https://raw.githubusercontent.com/$1/ozh-$2/master/$2"; }
_install(){ (
local repo; local url; local dir; local file; local dirfile; local banner
local lib=false; local only=false; local prefix=false; local PREFIX; local mod="core"
local stack="$stack$bred $R"
_save_to(){ ( pipe_progress > "$1" ) 2>&1 | tr -d '\n' | tr . ' '; }
_retrieve(){
match "$1" "^http" && { curl "$1" 2>/dev/null | _save_to "$2"; printf $(du $2|awk '{print $1}'); return $?; }
{ cat "$1" | _save_to "$2"; return $?; }; }
_install_asset(){
local stack="$stack$bred $R"
mkdir -p "$(dirname "$OZH/$dir/$1")"
printf "${bred}ia $R $stack $byellow$black $1 $R $bgreen$white$bold"
_retrieve "$(oz get "$dir/repo")/$1" "$OZH/$dir/$1" && _done || _fail; }
_is_plus_switch(){ echo $mod|sed 's/-.*/false/;s/\+.*/true/'; }
rm -f "$OZH/module.cache"
while [ -n "$1" ] && { mod="$1"; shift; }; do
match "@$mod" "@[-+]prefix" && { prefix=$(_is_plus_switch); $prefix && { PREFIX=$1; shift; } || PREFIX=; continue; }
match "@$mod" "@[-+]lib" && { lib=$(_is_plus_switch); continue; }
match "@$mod" "@[-+]only" && { only=$(_is_plus_switch); continue; }
file=$(basename $mod); $prefix && mod="$PREFIX/$mod"
if match "$mod" "^@[^/]\+/.*"
then
user=$(echo $mod|awk '{gsub("@"," ",$0);gsub("/"," ",$0);print $1}')
mod="https://raw.githubusercontent.com/${user}/ozh-${file}/master/${file}"
fi
if match "$mod" "http"
then
url="$mod"; dir=$(basename $mod)
mkdir -p "$OZH/$dir" # create module dir
echo "$mod" | sed 's/\/[^\/]*$//' > "$OZH/$dir/repo" # add repo entry
else # filesystem handler
match "$mod" "/" || mod="$mod/$mod"
dir=$(basename $(dirname $mod))
[ -f "$OZH/$dir/repo" -a ! -f "$mod" ] \
&& { url="$(cat "$OZH/$dir/repo")/$file"; } \
|| { [ -d "$(dirname $mod)" -a -f "$mod" ] \
&& {
url="$mod";
mkdir -p "$OZH/$dir" # create module dir
dirname "$mod" > "$OZH/$dir/repo" # add repo entry
cat "$OZH/$dir/repo"
} \
|| { printf "not a mod, not in repo: $dir $file $mod"; _fail; continue; }; }; fi
dirfile="$dir/$file"
# cache and print banner
banner="$(printf "${bred}i$($lib && printf l || printf ' '; $only && printf o || printf ' ')$R $stack $byellow$black $file $R \x1b[100D\x1b[30C$bgreen$white$bold")"
printf "$banner "
# fetch the module
_retrieve "$url" "$OZH/$dirfile" || { _fail; continue; }
# if the lib flag is raised, add module to $OZH/libs
$lib && { printf "${byellow}l"; grep -q "^$dirfile\$" "$OZH/libs" 2>/dev/null || echo "$dirfile" >> "$OZH/libs"; }
# unless the only flag is raised, source the module, execute hooks
$only && printf o || {
local OZH_INSTALL_HAS_ASSETS=false a=
printf "$bgreen(%s)s" $(cat "$OZH/$dirfile" | wc -c); local OZH_INSTALL="$dirfile"; local OZH_REQUIRE="$dirfile"; . "$OZH/$dirfile"
$OZH_INSTALL_HAS_ASSETS && {
_install_asset assets && cat $OZH/$dir/assets | while read a; do _install_asset "$a"; done; }
is_set "_install_$file" && {
printf h; _branch "deps"; _install_$file; printf "$banner"; }; }
_done
done; return 0; ); }
_lib(){
local libpath="$OZH/libs"; local cmd="_lib_$1"; shift;
local cachefile="$OZH/module.cache";
_lib_boot(){
[ -n "$OZH_BOOT" ] && {
_boot_widget(){ printf "$bold$green$1$R." >&2; }
_boot_widget_red(){ printf "$bold$red$(basename $1)$R." >&2; }
} || { _boot_widget(){ :; }; _boot_widget_red(){ :; }; }
_boot_cat(){ local script="$(
[ -n "$OZH_BOOT" ] && printf "_boot_widget_red %s\n" $@ && echo 'printf "\x1b[100D"; '
printf "%s\n" $@ | awk '{ s=$0; sub(".*\\/","",s)
printf "\n%s\n_boot_widget %s\n_%s(){\n",p,s,s; p=sprintf("\n}; _%s || echo %s;\n",s,s)
while((getline line < $0 > 0 )){print line}}END{printf p}';)"
printf "%s" "$script" > "$cachefile"; eval "$script"; }
[ -f "$cachefile" ] && . "$cachefile" ||
_boot_cat $(printf "$OZH/%s\n" $(cat "$OZH/libs";); );
[ -n "$OZH_BOOT" ] && {
echo; oz hook run init/post
unset $OZH_BOOT
} || return 0; }
_lib_add(){ grep -q "^$1\$" "$libpath" 2>/dev/null || echo "$1" >> "$libpath"; }
_lib_del(){ echo "$(grep -v "^$1\$" "$libpath")" > "$libpath"; }
_lib_path(){ echo "$libpath"; }
_lib_edit(){ _edit "libs"; }
_lib_get(){ _get "libs"; }
is_set "$cmd" && "$cmd" $@; }
_hook(){
local lib="$OZH/hook" cmd="_hook_$1"; shift;
local hook="$1" name="$2" cache="$lib/$1/.cache" dir="$lib/$1" file="$lib/$1/$2"; shift 2 2>/dev/null
_hook_run(){ [ ! -f "$cache" ] && { mkdir -p "$dir"; cat "$dir/"* 2>/dev/null >"$cache"; }; . "$cache" $@; }
_hook_get(){ cat "$file"; }
_hook_set(){ mkdir -p "$dir"; rm "$cache" 2>/dev/null; echo "$@" > "$file"; }
_hook_del(){ mkdir -p "$dir"; rm "$cache" 2>/dev/null; rm "$file" 2>/dev/null; }
_hook_list(){ ls "$dir"; }
_hook_edit(){ mkdir -p "$dir"; rm "$cache" 2>/dev/null; oz edit "$file"; }
is_set "$cmd" && "$cmd" $@; }
_env(){
export OZH USER=$(whoami) HOME=$(homeof $USER) HOST=$(hostname 2>/dev/null)
local p= d="$HOME/.config\n/data/local\n$HOME\n/etc"
while [ -z "$OZH" -a -n "$d" ]; do p=$(printf "$d"|sed q); d=$(printf "$d"|sed 1d); [ -d "$p" ] && OZH="$p/ozh"; done
[ -n "$OZH" -a ! -f $OZH -a -d "$OZH" ] || mkdir -p "$OZH"
[ -f "$OZH/path" ] && export PATH="$PATH:"$(cat "$OZH/path")
_sanitize_path; }
_printenv() { for k in OZH USER HOME PATH;do
printf "$bblack $k $R\x1b[100D\x1b[10C$bblue %s $R\n" $(eval echo -n \$$k); done
printf "$bblack LIBS $R\x1b[100D\x1b[9C$(cat $OZH/libs 2>/dev/null | sort | busybox awk '
BEGIN{FS="\\/"}{ if(p!=$1){p=$1;printf " ["p"] ";s=""};if($2!=p){printf s$2;s=","}}')\n"; }
_reload(){ OZH_BOOT=true . $OZH/core/core libs; }
_update(){ oz install +only core; oz reload; }
_set(){ local k=$1;shift; [ -d "$OZH" ] && { echo $@ > "$OZH/$k"; }; }
_get(){ local k=$1;shift; [ -d "$OZH" -a -f "$OZH/$k" ] && cat "$OZH/$k"; }
_edit(){ local k=$1;shift; [ -f "$k" ] && { $EDITOR "$k"; return; }; [ -d "$OZH" -a -f "$OZH/$k" ] && $EDITOR "$OZH/$k"; }
_default(){ test -z "$1" || export "$1"="$2"; }
_help(){ opt="$bblack$white"; arg="$bblue"; cmd="$byellow$black"
printf "$bred"; _copyright; printf "$RN";
printf "$cmd ozh $R $opt command $R
$cmd install $R $opt -only -lib $arg module $opt more modules $R
$cmd remove $R $opt -lib $arg module $opt more modules $R
$cmd enable/disable $R $arg module $R
$cmd get/edit $R $arg key $R
$cmd set $R $arg key $opt val $R
$cmd env/printenv $RN"; }
ozh(){ test -z "$1" || {
test -d "$OZH" 2>/dev/null && ( test -n "$OZH_BOOT" && _env; ) || _env
_sanitize_path
[ -f "$OZH/libs" ] && { _lib boot; }
local CMD=$1; shift;
type "_$CMD" >/dev/null 2>&1 && "_$CMD" $@ || {
type "$CMD" >/dev/null 2>&1 && "$CMD" $@; }
return $?; }; }
oz(){ local CMD=$1; shift; type "_$CMD" >/dev/null 2>&1 && "_$CMD" $@; }
test -n "$OZH_BOOT" && export OZH_REQUIRE=boot
test -z "$PS1" && export OZH_BOOT=
# wrap around busybox commands
which busybox >/dev/null 2>&1 && { Bawk 'BEGIN{exit(0)}' >/dev/null 2>&1 || eval "$(
busybox --list-full 2>&1 |
busybox awk '
BEGIN{blacklist["[["]=1;blacklist["["]=1;blacklist["ls"]=1;blacklist["time"]=1}
{gsub(/[\t \n.-]/,"",$0)}
{gsub(/.*\//,"",$0)}
(!blacklist[$1]==1&&$0!=""){
printf "unset B%s; B%s(){ busybox %s \"$1\" \"$2\" \"$3\" \"$4\"; };",$0,$0,$0,$0
}')"; }
[ -n "$OZH_INSTALL" ] && { _install_core(){
which curl >/dev/null 2>&1 ||
if [ -d "/system" ];then # arm-android
local o="/system/xbin"; [ -d "$o" ] || o=; o="/system/bin"; [ -d "$o" ] || o=
[ -z "$o" ] || { mount -o remount,rw /system;
# wget -O "/system/xbin/curl" "http://curl.haxx.se/gknw.net/7.34.0/dist-android/curl-7.34.0-rtmp-ssh2-ssl-zlib-static-bin-android.tar.gz";
}
fi
oz install +lib core/andcrs core/andlib; }; }
[ -z "$OZH_REQUIRE" ] && ozh $@