Subversion Repositories ALCASAR

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#/bin/bash
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# alcasar-url_filter.sh
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# by REXY
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# This script is distributed under the Gnu General Public License (GPL)
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# Active / désactive : safesearch des moteurs de recherche ainsi que le filtrage Youtube
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# Enable / disable : search engines safesearch and Youtube filtering
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# Active / désactive : le filtrage des url contenant une adresse ip à la place d'un nom de domaine
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# Enable / disable : filter of urls containing ip address instead of domain name
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DIR_DG="/etc/dansguardian/lists"
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DNSMASQ_BL_CONF="/etc/dnsmasq-blacklist.conf"
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CONF_FILE="/usr/local/etc/alcasar.conf"
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SED="/bin/sed -i"
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safesearch="Off"
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pureip="Off"
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usage="Usage: alcasar-url_filter.sh { -safesearch_on or -safesearch_off } & { -pureip_on or --pureip_off }"
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nb_args=$#
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if [ $nb_args -le 1 ]
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then
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	echo "$usage"
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	nb_args=0
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else
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	while [ $nb_args -ge 1 ]
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	do
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		arg=${!nb_args}
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		case $arg in
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		-\? | -h* | --h*)
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			echo "$usage"
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			exit 0
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			;;
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		# Safe search activation
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		-safesearch_on | --safesearch_on)
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			safesearch="On"
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			;;
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		# Safe search desactivation
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		-safesearch_off | --safesearch_off)
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			safesearch="Off"
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			;;
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		# pure_ip activation
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		-pureip_on | --pureip_on)
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			pureip="On"
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			;;
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		# pureip desactivation
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		-pureip_off | --pureip_off)
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			pureip="Off"
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			;;
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		*)
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			echo "Argument inconnu :$arg";
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			echo "$usage"
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			exit 1
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			;;
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		esac
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	nb_args=$(expr $nb_args - 1)
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	done
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	if [ $safesearch == "On" ]
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	then
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		$SED "s?^#\"?\"?g" $DIR_DG/urlregexplist # on décommente les lignes de regles
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		youtube_id=`grep YOUTUBE_ID $CONF_FILE|cut -d"=" -f2`
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		$SED "s?\&edufilter=.*?\&edufilter=$youtube_id\"?g" $DIR_DG/urlregexplist
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# add 'nosslsearch' redirection for google searching
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		$SED "/google/d" $DNSMASQ_BL_CONF # remove old google declaration
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		nossl_server=`host -ta nosslsearch.google.com|cut -d" " -f4`	# retrieve google nosslsearch ip
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		echo "# nosslsearch redirect server for google" >> $DNSMASQ_BL_CONF
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		echo "address=/www.google.com/$nossl_server" >> $DNSMASQ_BL_CONF
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		echo "address=/www.google.fr/$nossl_server" >> $DNSMASQ_BL_CONF
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	else
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		$SED "s?^[^#]?#&?g" $DIR_DG/urlregexplist
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		$SED "/google/d" $DNSMASQ_BL_CONF
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	fi
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	if [ $pureip == "On" ]
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	then
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		$SED "s/^\#\*ip$/*ip/g" $DIR_DG/bannedsitelist
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	else
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		$SED "s/^\*ip$/#*ip/g" $DIR_DG/bannedsitelist
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	fi
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service dansguardian restart
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service dnsmasq restart
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fi
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