pythonz/pythonz-install at master · RFGMM/pythonz · GitHub

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#!/usr/bin/env bash

shopt -s extglob

PYTHONS="`command -v python` /usr/bin/python /usr/bin/python2"
CURL=`command -v curl`
FETCH=`command -v fetch`

trim()
{
 trimmed=$1
 trimmed="${trimmed#"${trimmed%%[![:space:]]*}"}"# remove leading whitespace characters
 trimmed="${trimmed%"${trimmed##*[![:space:]]}"}"# remove trailing whitespace characters
echo$trimmed
}

usage()
{
printf"
 Usage:

${0} [options]

 options:

 --python : Python interpreter.

"
}

parse_arguments()
{
for arg do
 val=`echo "$arg"| sed -e "s;--[^=]*=;;"`
case"$arg"in
 --python=*) PYTHONS="$val$PYTHONS" ;;
 --help) usage ;;
*) echo"Can't find the option. :$arg";;
esac
done
}

parse_arguments $@

if [[ !-x$CURL ]] && [[ !-x$FETCH ]] ;then
echo"pythonz required curl or fetch. Neigher of them were not found in your path."
exit 1
fi

forPYTHONin$PYTHONS;do
if [[ !-x$PYTHON ]] ;then
continue
fi

 PYTHON_VERSION=`$PYTHON -V 2>&1`
 PYTHON_VERSION=${PYTHON_VERSION/"Python "/""}
 PYTHON_VERSION_S=`echo $PYTHON_VERSION| sed -e "s/\(^[[:digit:]]\{1,\}.[[:digit:]]\{1,\}\).*/\1/"`

if [[ $PYTHON_VERSION_S="2.6" ]] || [[ $PYTHON_VERSION_S="2.7" ]] || [[ ${PYTHON_VERSION_S:0:1}="3" ]] ;then
 PYTHON_FOUND='1'
break
fi
done
if [[ $PYTHON_FOUND!='1' ]] ;then
echo"pythonz requires Python 2.6, 2.7 or higher"
exit 1
fi

systemwide_install=0
if [[ -n"$PYTHONZ_ROOT" ]] ;then
 ROOT="$PYTHONZ_ROOT"
else
if(( UID ==0));then
 systemwide_install=1
 ROOT="/usr/local/pythonz"
else
 ROOT="$HOME/.pythonz"
fi
fi
PATH_DISTS="$ROOT/dists"

TEMP_TARBALL="pythonz-latest.tar.gz"
DOWNLOAD_URL="https://github.com/saghul/pythonz/tarball/master"

mkdir -p "$PATH_DISTS"
rm -rf "$PATH_DISTS/pythonz*"

echo"Downloading $DOWNLOAD_URL"
if [[ -x$CURL ]] ;then
builtincd$PATH_DISTS; curl --progress-bar -kL $DOWNLOAD_URL -o "$TEMP_TARBALL"
elif [[ -x$FETCH ]] ;then
builtincd$PATH_DISTS; fetch -o "$TEMP_TARBALL"$DOWNLOAD_URL
fi


echo"Extracting $PATH_DISTS/$TEMP_TARBALL"
builtincd$PATH_DISTS; tar zxf $TEMP_TARBALL

TEMP_FILE=`tar -tf $TEMP_TARBALL| head -n1 | sed 's/\///g'`

echo"Installing pythonz into $ROOT"
if(( systemwide_install ==1));then
 PYTHONZ_ROOT="$ROOT"$PYTHON$PATH_DISTS/$TEMP_FILE/pythonz_install.py --systemwide
else
$PYTHON$PATH_DISTS/$TEMP_FILE/pythonz_install.py
fi
if [[ $?== 1 ]] ;then
echo"Failed to install pythonz."
exit 1
fi