#! /usr/bin/env bash

# usage: generate ogg audio files from PmWiki content
# see http://fabien.benetou.fr/MemoryRecalls/ImprovingPIM#AudioPIM for details including how to display the generated file

# TODO
#	check espeak and oggenc present in the path (else suggest installing them)
#	propose to create the audio dir if not present
# XXX
#	doing so for the *whole* wiki takes time and might not be that useful
#		consider adding a filter to restrict only on a group e.g. ReadingNotes

WIKIPATH=.

if [ $# -gt 0 ]
then    
        WIKIPATH=$1
fi

GROUP_FILTER=ReadingNotes.

DEFAULT_TR=~/bin/pmwiki-to-ssml-default

for P in `ls $WIKIPATH -IPmWiki.* -I*RecentChanges -Itotalcounter.stat -I*,del-* | grep $GROUP_FILTER`;
do 
	GROUP=`echo $P | sed "s/.*\/\(.*\)\..*$/\1/"`
	# test in ssml translation for this group exist else default
	grep ^text= $WIKIPATH/$P | sed "s/%0a/\\n/g" | sed -f $DEFAULT_TR > $WIKIPATH/../pub/audio/$P.ssml
	espeak -m -f $WIKIPATH/../pub/audio/$P.ssml -w $WIKIPATH/../pub/audio/$P.wav
	oggenc $WIKIPATH/../pub/audio/$P.wav
done