#!/bin/bash

#

############################################

# create thumbnail for cloudsx

#

# dan.y.roche@gmail.com

#

# 1st version 20150405

# 20150419 add vid/aud icons

# 20160102 txt 1 page !

# 20160103 html thumb

# 20160123 fetch config from php

############################################

#############################################

# inotify seems not to initialize ENV fine

# so be sure ENV is here

SHELL=/bin/bash

LANG=fr_FR.UTF-8

HOME=/home/login/apache

PATH=/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin:/opt/miscbin:/opt/java/bin:.

export PATH SHELL LANG HOME

# do we need those ? hope not

#USER=apache

#LOGNAME=apache

#export USER LOGNAME

##########################################################

# fetch config

##########################################################

# fetch global application config (php !)

#

MYSELF=$0

MYDIR=$(dirname ${MYSELF})

APPCONF=${MYDIR}/../app/Config.php

if [ -s ${APPCONF} ]

then

# get the config from php conf

TMP1=$(cat ${APPCONF} | grep '^ *$this->TopAppDir')

CDIR1=$(expr "${TMP1}" : ' *$this->TopAppDir *= *\"\(.*\)\"')

else

echo "Can't find application config file - aborting !"

exit 3

fi

CSXDIR=${CDIR1}

# verify

if [ ! -d ${CSXDIR} ]

then

echo "application dir ${CSXDIR} not found - aborting !"

exit 4

fi

TSIZE=x60

TSUF=png

ICODIR=${CSXDIR}/default_icons

ICO_GEN=${ICODIR}/file.png

ICO_VID=${ICODIR}/video.png

ICO_AUD=${ICODIR}/audio.png

############################################

# args

THEDIR=$1

if [ ! -d ${THEDIR} ]

then

exit 2

fi

if [ ! -d ${THEDIR}/.thumbs ]

then

mkdir ${THEDIR}/.thumbs

fi

######################

# function

GenerateThumb() {

FIL=$1

# get extension

EXT0=$( expr "${FIL}" : '.*\.\([^\.]*\)')

EXT=$(echo -n ${EXT0} | tr "[A-Z]" "[a-z]")

case ${EXT} in

gif | jpg | jpeg | png | bmp )

convert -resize ${TSIZE} "${THEDIR}/${FIL}" "${THEDIR}/.thumbs/${FIL}.${TSUF}"

;;

pdf )

pdftk "${THEDIR}/${FIL}" cat 1-1 output /tmp/thnz_$$.pdf

convert -resize ${TSIZE} /tmp/thnz_$$.pdf "${THEDIR}/.thumbs/${FIL}.${TSUF}"

rm -f /tmp/thnz_$$.pdf

;;

txt )

head -n 58 "${THEDIR}/${FIL}" > /tmp/thnz_$$.txt

convert -resize ${TSIZE} /tmp/thnz_$$.txt "${THEDIR}/.thumbs/${FIL}.${TSUF}"

rm -f /tmp/thnz_$$.txt

;;

html )

convert -resize ${TSIZE} "${THEDIR}/${FIL}" /tmp/thnz_h2i_$$.${TSUF}

if [ -s /tmp/thnz_h2i_$$.${TSUF} ]

then

mv /tmp/thnz_h2i_$$.${TSUF} "${THEDIR}/.thumbs/${FIL}.${TSUF}"

elif [ -s /tmp/thnz_h2i_$$-0.${TSUF} ]

then

mv /tmp/thnz_h2i_$$-0.${TSUF} "${THEDIR}/.thumbs/${FIL}.${TSUF}"

fi

rm -f /tmp/thnz_h2i_$$*

;;

doc | xls | ppt | docx | xlsx | pptx | odt | odg | odp | ods )

/usr/bin/unoconv --stdout -f pdf "${THEDIR}/${FIL}" | pdftk - cat 1-1 output /tmp/thnz_$$.pdf

convert -resize ${TSIZE} /tmp/thnz_$$.pdf "${THEDIR}/.thumbs/${FIL}.${TSUF}"

rm -f /tmp/thnz_$$.pdf

;;

mts | avi | mkv | mp4 | mpg | flv | wmv | mov )

cp ${ICO_VID} "${THEDIR}/.thumbs/${FIL}.${TSUF}"

;;

mp3 | ogg | wav | mp4 | wma | flac | mid | midi )

cp ${ICO_AUD} "${THEDIR}/.thumbs/${FIL}.${TSUF}"

;;

* )

cp ${ICO_GEN} "${THEDIR}/.thumbs/${FIL}.${TSUF}"

esac

}

######################

# loop on file

for ITEM in ${THEDIR}/*

do

if [ ! -s "${ITEM}" ]

then

continue

fi

BNI=$(basename "${ITEM}")

if [ "${BNI}" = "index.html" ]

then

continue

fi

if [ ! -s "${THEDIR}/.thumbs/${BNI}.${TSUF}" ]

then

GenerateThumb "${BNI}"

continue

fi

M1=$(stat --printf "%Y" "${ITEM}")

M2=$(stat --printf "%Y" "${THEDIR}/.thumbs/${BNI}.${TSUF}")

if [ ${M1} -gt ${M2} ]

then

GenerateThumb "${BNI}"

continue

fi

done