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#!/usr/bin/env bash

##

# This section should match your Makefile

##

PY=python

PELICAN=pelican

PELICANOPTS=

BASEDIR=$(pwd)

INPUTDIR=$BASEDIR/content

OUTPUTDIR=$BASEDIR/output

CONFFILE=$BASEDIR/pelicanconf.py

###

# Don't change stuff below here unless you are sure

###

SRV_PID=$BASEDIR/srv.pid

PELICAN_PID=$BASEDIR/pelican.pid

function usage(){

echo "usage: $0 (stop) (start) (restart) [port]"

echo "This starts pelican in debug and reload mode and then launches"

echo "A pelican.server to help site development. It doesn't read"

echo "your pelican options so you edit any paths in your Makefile"

echo "you will need to edit it as well"

exit 3

}

function alive() {

kill -0 $1 >/dev/null 2>&1

}

function shut_down(){

PID=$(cat $SRV_PID)

if [[ $? -eq 0 ]]; then

if alive $PID; then

echo "Killing pelican.server"

kill $PID

else

echo "Stale PID, deleting"

fi

rm $SRV_PID

else

echo "pelican.server PIDFile not found"

fi

PID=$(cat $PELICAN_PID)

if [[ $? -eq 0 ]]; then

if alive $PID; then

echo "Killing Pelican"

kill $PID

else

echo "Stale PID, deleting"

fi

rm $PELICAN_PID

else

echo "Pelican PIDFile not found"

fi

}

function start_up(){

local port=$1

echo "Starting up Pelican and pelican.server"

shift

$PELICAN --debug --autoreload -r $INPUTDIR -o $OUTPUTDIR -s $CONFFILE $PELICANOPTS &

pelican_pid=$!

echo $pelican_pid > $PELICAN_PID

cd $OUTPUTDIR

$PY -m pelican.server $port &

srv_pid=$!

echo $srv_pid > $SRV_PID

cd $BASEDIR

sleep 1

if ! alive $pelican_pid ; then

echo "Pelican didn't start. Is the pelican package installed?"

return 1

elif ! alive $srv_pid ; then

echo "pelican.server didn't start. Is there something else which uses port 8000?"

return 1

fi

echo 'Pelican and pelican.server processes now running in background.'

}

###

# MAIN

###

[[ ($# -eq 0) || ($# -gt 2) ]] && usage

port=''

[[ $# -eq 2 ]] && port=$2

if [[ $1 == "stop" ]]; then

shut_down

elif [[ $1 == "restart" ]]; then

shut_down

start_up $port

elif [[ $1 == "start" ]]; then

if ! start_up $port; then

shut_down

fi

else

usage

fi