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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><!-- written by Rexy -->
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<TITLE>ALCASAR DNS filtering</TITLE>
<link rel="stylesheet" href="/css/style.css" type="text/css">
</HEAD>
<body>
<?
function form_filter ($form_content)
{
// réencodage iso + format unix + rc fin de ligne (ouf...)
        $list = str_replace("\r\n", "\n", utf8_decode($form_content));
        if (strlen($list) != 0){
                if ($list[strlen($list)-1] != "\n") { $list[strlen($list)]="\n";} ;} ;
        return $list;
}
function form_filter_ip($form_content, $color)
{
        //# reconstruction des ip
        $list = explode("\n", form_filter($form_content));
        $new_list = "";
        foreach($list as &$value)
        {
                if(preg_match('/([0-9]{1,3}.){3}[0-9]{1,3}/', $value))
                {
                        $new_list = $new_list.$value."\n";
                }
        }
        if($color == "white")
        {
                return preg_replace("/(.*)\n/", "add whitelist_ip_allowed $1\n", $new_list);
        }
        else
        {
                return preg_replace("/(.*)\n/", "add blacklist_ip_blocked $1\n", $new_list);
        }
}
function echo_file ($filename)
        {
        if (file_exists($filename))
                {
                if (filesize($filename) != 0)
                        {
                        $pointeur=fopen($filename,"r");
                        $tampon = fread($pointeur, filesize($filename));
                        fclose($pointeur);
                        echo $tampon;
                        }
                }
        else
                {
                echo "$filename doesn't exist";
                }
        }
function echo_ip_file ($filename)
{
        exec("cat $filename | cut -d ' ' -f3", $resultat);
        for($i=0; $i<exec("wc -l $filename"); $i++)
        {
                echo $resultat[$i]."\n";
        }
}
# Choice of language
$Language = 'en';
if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
  $Langue = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
  $Language = strtolower(substr(chop($Langue[0]),0,2)); }
if($Language == 'fr'){
  $l_bl="Liste noire";
  $l_wl="Liste blanche";
  $l_list_version="Version de la liste : ";
  $l_bl_categories="Sélectionnez les catégories à filtrer";
  $l_wl_categories="Sélectionnez les catégories à autoriser";
  $l_download_bl="Télécharger la dernière version";
  $l_fingerprint="L'empreinte numérique du fichier téléchargé est : ";
  $l_fingerprint2="Vérifiez-là en suivant ce lien (ligne 'blacklists.tar.gz') : ";
  $l_activate_bl="Activer la nouvelle version";
  $l_reject_bl="Rejeter";
  $l_warning="Temps estimé : une minute.";
  $l_specific_filtering="Filtrage special";
  $l_forbidden_dns="Noms de domaine filtrés";
  $l_forbidden_dns_explain="Entrez un nom de domaine par ligne (exemple : .domaine.org)";
  $l_allowed_dns="Noms de domaine autorisés";
  $l_one_dns="Entrez un nom de domaine par ligne (exemple : .domaine.org)";
  $l_maj_rehabilitated="Noms de domaine ou IP réhabilités";
  $l_rehabilitated_dns="Noms de domaine réhabilités";
  $l_rehabilitated_dns_explain="Entrez ici des noms de domaine bloqués par la liste noire <BR> que vous souhaitez réhabiliter.";
  $l_add_to_bl="Noms de domaine ou IP ajoutés à la liste noire";
  $l_add_to_wl="Noms de domaine ou IP ajoutés à la liste blanche";
  $l_forbidden_ip="IP filtrés";
  $l_forbidden_ip_explain="Entrez une IP par ligne (exemple : 123.123.123.123)<br/>ou une ADRESSE RESEAU (exemple : 123.123.0.0/16)";
  $l_allowed_ip="IP authorisées";
  $l_rehabilitated_ip="IP réhabilitées";
  $l_rehabilitated_ip_explain="Entrez ici des IP bloquées par la liste noire <BR> que vous souhaitez réhabiliter.";
  $l_one_ip="Entrez une IP par ligne (exemple : 123.123.123.123)";
  $l_record="Enregistrer les modifications";
  $l_wait="Une fois validées, 10 secondes sont nécessaires pour traiter vos modifications";
  $l_ip_filtering="Filtrer les URLs contenant une adresse IP au lieu d'un nom de domaine (ex: http://25.56.58.59/index.htm)";
  $l_safe_searching="Activer le contrôle scolaire/parental des moteurs de recherche : google, yahoo, bing, metacrawler et Youtube.";
  $l_safe_youtube="Pour Youtube, entrez votre identifiant ici : "; 
  $l_youtube_id="(<a href='http://www.youtube.com/education_signup' target='cat_help' onclick=window.open('http://www.youtube.com/education_signup','cat_help','width=800,height=600,toolbar=no,scrollbars=yes,resizable=yes') title='Youtube for school'>lien pour créer un identifiant Youtube (Id)</a>)";
  $l_error_open_file="Erreur d'ouverture du fichier";
  $l_personal_file_title="Fichiers personnels";
  $l_file_list="Liste des fichiers IP";
  $l_add_file="Ajouter un fichier (une entrée par ligne)";
  $l_file_name="Nom du fichier";
  $l_file_remove="Supprimer";
  $l_error_upload="Erreur d'envoi du fichier";
  $l_remove="Supprimer";
  $l_submit="Envoyer";
  $l_nb_ip="Nombre d'IP";
  $l_nb_domain_names="Nombre de noms de domaine";
  $l_nbDomainNames="Noms de domaine :";
  $l_nbUrl="Url :";
  $l_nbIp="Ip :";
}
else {
  $l_bl="BlackList";
  $l_wl="WhiteList";
  $l_list_version="List version : ";
  $l_bl_categories="Select the categories to filter";
  $l_wl_categories="Select the categories to allow";
  $l_download_bl="Download the last version";
  $l_fingerprint="The digital fingerprint of the downloaded blacklist is : ";
  $l_fingerprint2="Verify it with this link (line 'blacklists.tar.gz') : ";
  $l_activate_bl="Activate the new version";
  $l_reject_bl="Reject";
  $l_warning="Estimated time : one minute.";
  $l_specific_filtering="Specific filtering";
  $l_forbidden_dns="Filtered domain names";
  $l_forbidden_dns_explain="Enter one domain name per row (exemple : .domain.org)";
  $l_allowed_dns="Allowed domain names";
  $l_one_dns="Enter one domain name per row (example : .domain.org)";
  $l_maj_rehabilitated="Domain names or IP rehabilitated";
  $l_rehabilitated_dns="Rehabilitated domain names";
  $l_rehabilitated_dns_explain="Enter here domain names that are blocked by the blacklist <BR> and you want to rehabilitate.";
  $l_add_to_bl="Domain names or IP to add to blacklist";
  $l_add_to_wl="Domain names or IP to add to whitelist";
  $l_forbidden_ip="Filtered IP";
  $l_forbidden_ip_explain="Enter one IP per row (example : 123.123.123.123)<br/>or a NETWORK ADDRESS (example : 123.123.0.0/16)";
  $l_allowed_ip="Allowed IP";
  $l_rehabilitated_ip="Rehabilitated IP";
  $l_rehabilitated_ip_explain="Enter here IP that are blocked by the blacklist <BR> and you want to rehabilitate.";
  $l_one_ip="Enter one IP per row (example : 123.123.123.123)";
  $l_record="Save changes";
  $l_wait="Once validated, 10 seconds are necessary to compute your modifications";
  $l_ip_filtering="Filtering URLs that contain an IP address instead of a domain name (ie: http://25.56.58.59/index.htm)";
  $l_safe_searching="Enabling school/parental control for the search engines google, yahoo, bing, metacrawler and Youtube."; 
  $l_safe_youtube="For Youtube, enter your ID here : "; 
  $l_youtube_id="(<a href='http://www.youtube.com/education_signup' target='cat_help' onclick=window.open('http://www.youtube.com/education_signup','cat_help','width=800,height=600,toolbar=no,scrollbars=yes,resizable=yes') title='Youtube for school'>link to create a Youtube Id</a>)";
  $l_error_open_file="Error opening file";
  $l_personal_file_title="Personal files";
  $l_file_list="Files list";
  $l_add_file="Add a file (one entry per line)";
  $l_file_name="Filename";
  $l_file_remove="Remove";
  $l_error_upload="Error during the upload process";
  $l_remove="Delete";
  $l_submit="Submit";
  $l_nb_ip="Number of IP";
  $l_nb_domain_names="Number of domain names";
  $l_nbDomainNames="Domain names :";
  $l_nbUrl="Url :";
  $l_nbIp="Ip :";
}
$dir_etc="/usr/local/etc/";
$dir_dg="/etc/dansguardian/lists/";
$dir_bl_ip="/usr/local/share/iptables-bl/";
$file_wl_ip="/usr/local/share/ossi-ip-wl";
$bl_categories=$dir_etc."alcasar-bl-categories";
$bl_categories_enabled=$dir_etc."alcasar-bl-categories-enabled";
$wl_categories=$dir_etc."alcasar-wl-categories";
$wl_categories_enabled=$dir_etc."alcasar-wl-categories-enabled";
$conf_file=$dir_etc."alcasar.conf";
$dir_blacklist=$dir_dg."blacklist/";
$urlregex_file=$dir_dg."urlregexplist";
$bannedsite_file=$dir_dg."bannedsitelist";
$dir_tmp="/tmp/blacklists";
$upload_dir_ip = "/usr/local/share/iptables-bl-enabled/";
$upload_dir_domain_names = "/usr/local/share/dnsmasq-bl-enabled/";
# default values
if (is_file ($conf_file))
        {
        $tab=file($conf_file);
        if ($tab)
                {
                foreach ($tab as $line)
                        {
                        $field=explode("=", $line);
                        if ($field[0] == "YOUTUBE_ID")          {$YOUTUBE_ID=trim($field[1]);}
                        }
                }
        }
else { echo "$l_error_open_file $conf_file";}
if (isset($_POST['choix'])){ $choix=$_POST['choix']; } else { $choix=""; }
switch ($choix)
{
case 'Download_list' :
        exec ("sudo /usr/local/sbin/alcasar-bl.sh --download");
        break;
case 'Active_list' :
        exec ("sudo /usr/local/sbin/alcasar-bl.sh --adapt");
        exec ("sudo /usr/local/sbin/alcasar-bl.sh --reload");
        break;
case 'Reject_list' :
        unlink ("$dir_tmp/blacklists.tar.gz"); unlink ("$dir_tmp/md5sum");
        break;
case 'MAJ_cat_bl' :
        $tab=file($bl_categories_enabled);
        if ($tab)
                {
                $pointeur=fopen($bl_categories_enabled, "w+");
                foreach ($_POST as $key => $value)
                        {
                        if (strstr($key,'chk-'))
                                {       
                                $line=str_replace('chk-','',$key)."\n";
                                fwrite($pointeur,$line);
                                }
                        }
                fclose($pointeur);
                }
        else {echo "$l_error_open_file $bl_categories_enabled";}
        $fichier=fopen($dir_dg."blacklists/ossi/domains","w+");
        fputs($fichier, form_filter($_POST['OSSI_bl_domains']));
        fclose($fichier);
        unset($_POST['OSSI_bl_domains']);
        $fichier=fopen($dir_dg."exceptionsitelist","w+");
        fputs($fichier, form_filter($_POST['BL_rehabilited_domains']));
        fclose($fichier);
        unset($_POST['BL_rehabilited_domains']);
        $fichier=fopen($dir_bl_ip."ossi","w+");
        fputs($fichier, form_filter_ip($_POST['OSSI_bl_ip'], "black"));
        fclose($fichier);
        unset($_POST['OSSI_bl_ip']);
        $fichier=fopen($dir_dg."exceptioniplist","w+");
        fputs($fichier, form_filter($_POST['BL_rehabilited_ip']));
        fclose($fichier);
        unset($_POST['BL_rehabilited_ip']);
        exec ("sudo /usr/local/sbin/alcasar-bl.sh --reload");
        break;
case 'MAJ_cat_wl' :
        $tab=file($wl_categories_enabled);      
        if ($tab)
                {
                $pointeur=fopen($wl_categories_enabled, "w+");
                foreach ($_POST as $key => $value)
                        {
                        if (strstr($key,'chk-'))
                                {       
                                $line=str_replace('chk-','',$key)."\n";
                                fwrite($pointeur,$line);
                                }
                        }
                fclose($pointeur);
                }
        else {echo "$l_error_open_file $wl_categories_enabled";}
        $fichier=fopen($dir_dg."blacklists/ossi/domains_wl","w+");
        fputs($fichier, form_filter($_POST['OSSI_wl_domains']));
        fclose($fichier);
        unset($_POST['OSSI_wl_domains']);
        $fichier=fopen($file_wl_ip, "w+");
        fputs($fichier, form_filter_ip($_POST['OSSI_wl_ip'], "white"));
        fclose($fichier);
        unset($_POST['OSSI_wl_ip']);
        exec ("sudo /usr/local/sbin/alcasar-bl.sh --reload");
        break;
case 'Specific_filtering' :
        $pureip="-pureip_off"; $safesearch="-safesearch_off"; ;
        foreach ($_POST as $key => $value)
        {
                if (strstr($key,'chk-ip')) $pureip="-pureip_on";
                if (strstr($key,'chk-safesearch')) $safesearch="-safesearch_on";
        }
        if ($_POST['Youtube_ID'] == '') { $New_ID="ABCD1234567890abcdef";} // default ID (no action) 
        else {$New_ID=$_POST['Youtube_ID'];}
        file_put_contents($conf_file, str_replace("YOUTUBE_ID=$YOUTUBE_ID", "YOUTUBE_ID=$New_ID", file_get_contents($conf_file)));
        $YOUTUBE_ID=$New_ID;
        exec ("sudo /usr/local/sbin/alcasar-url_filter.sh $safesearch $pureip");
        break;
case 'MAJ_ip_file_delete' :
        foreach($_POST as $fichier => $value)
        {
                if($fichier != "choix")
                {
                        exec("rm -rf $upload_dir_ip$fichier");
                        exec("rm -rf $upload_dir_domain_names$fichier");
                        exec ("sudo /usr/local/sbin/alcasar-bl.sh --reload");
                }
        }
        break;
case 'MAJ_ip_file_upload' :
        $nom = basename($_FILES['fichier_ip']['name']);
        # Si un fichier a été choisi
        if(!empty($nom))
        {       
                # On l'upload
                if(move_uploaded_file($_FILES['fichier_ip']['tmp_name'], $upload_dir_ip.$nom))
                {
                        # On extrait uniquement les ip du fichier
                        exec("grep -Eo '([0-9]{1,3}\.){3}[0-9]{1,3}' $upload_dir_ip$nom > $upload_dir_ip\ossi-ip");

                        # Suppression des doublons
                        exec("sort -u $upload_dir_ip\ossi-ip > $upload_dir_ip\ossi-$nom && rm -f $upload_dir_ip\ossi-ip");

                        # On adapte le fichier à la sauvegarde du set
                        exec("sed -i \"s/^/add blacklist_ip_blocked /g\" $upload_dir_ip\ossi-$nom"); 

                        # On extrait uniquement les noms de domaine
                        exec("grep -Eo '([a-zA-Z0-9_-]+\.){1,2}[a-zA-Z]{2,3}' $upload_dir_ip$nom > $upload_dir_domain_names\ossi-domain_names");

                        # Suppression des doublons
                        exec("sort -u $upload_dir_domain_names\ossi-domain_names > $upload_dir_domain_names\ossi-$nom && rm -f $upload_dir_domain_names\ossi-domain_names");

                        # On adapte le fichier pour Dnsmasq
                        exec("sed -i \"s/^/address=\//g\" $upload_dir_domain_names\ossi-$nom");
                        exec("sed -i \"s/$/\/192.168.182.1/g\" $upload_dir_domain_names\ossi-$nom");

                        # Suppression du fichier
                        exec("rm -f $upload_dir_ip$nom");
                }
                else
                {
                        echo $l_error_upload;
                }
                exec ("sudo /usr/local/sbin/alcasar-bl.sh --reload");
        }
        break;
}
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
        <tr><th>
        <?php echo $l_list_version; echo date ("F d Y", filemtime ('/etc/dansguardian/lists/blacklists/README'));?>
        </th></tr>
        <tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
</table>
<TABLE width="100%" border=1 cellspacing=0 cellpadding=1>
<tr><td valign="middle" align="left" colspan=10>
<FORM action='bl_filter.php' method=POST>
<?php
if ((file_exists("$dir_tmp/blacklists.tar.gz")) && (file_exists("$dir_tmp/md5sum")))
        {
        echo "$l_fingerprint"; echo_file ("$dir_tmp/md5sum");
        echo "<br>$l_fingerprint2<a href='http://dsi.ut-capitole.fr/blacklists/download/MD5SUM.LST' target='cat_help' onclick=window.open('http://dsi.ut-capitole.fr/blacklists/download/MD5SUM.LST','cat_help','width=600,height=150,toolbar=no,scrollbars=yes,resizable=yes') title='verify fingerprint'>dsi.ut-capitole.fr/blacklists/download/MD5SUM.LST</a><br>";
        echo "<input type='hidden' name='choix' value='Active_list'>";
        echo "<input type='submit' value='$l_activate_bl'> ($l_warning)</FORM>";
        echo "<FORM action='bl_filter.php' method=POST>";
        echo "<input type='hidden' name='choix' value='Reject_list'>";
        echo "<input type='submit' value='$l_reject_bl'></form>";
        }
else
        {
        echo "<input type='hidden' name='choix' value='Download_list'>";
        echo "<input type='submit' value='$l_download_bl'>";
        echo " ($l_warning)";
        }
?>
</FORM>
</td></tr>
</table><br/>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
        <tr><th><?php echo $l_bl; ?></th></tr>
        <tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
</table>
<table width="100%" border=1 cellspacing=0 cellpadding=1>
<tr><td valign="middle" align="left" colspan=10>
<FORM action='bl_filter.php' method=POST>
<input type='hidden' name='choix' value='MAJ_cat_bl'>
<?php
echo "<center>";
$nbDomainNames = exec ("wc -l /usr/local/share/dnsmasq-bl/* | tail -n 1 | awk '{print $1}'");
$nbUrl = exec ("for file in `find /etc/dansguardian/lists/blacklists/ -name 'urls'`; do nb=$((nb+$(wc -l \$file | awk '{print $1}'))); done; echo \$nb");
$nbIp = exec ("wc -l /usr/local/share/iptables-bl/* | tail -n 1 | awk '{print $1}'");
echo "<b>$l_nbDomainNames</b> $nbDomainNames, <b>$l_nbUrl</b> $nbUrl, <b>$l_nbIp</b> $nbIp<br/>";
echo "$l_bl_categories</center></td></tr>";     
//on lit et on interprete le fichier de catégories
$cols=1; 
if (file_exists($bl_categories))
        {
        $pointeur=fopen($bl_categories,"r");
        while (!feof ($pointeur))
                {
                $ligne=fgets($pointeur, 4096);
                if ($ligne)
                        {
                        if ($cols == 1) { echo "<tr>";}
                                $categorie=trim(basename($ligne));
                        if($categorie != "ossi")
                        {
                                echo "<td><a href='bl_categories_help.php?liste=bl&cat=$categorie' target='cat_help' onclick=window.open('bl_categories_help.php','cat_help','width=600,height=450,toolbar=no,scrollbars=yes,resizable=yes') title='categories help page'>$categorie</a><br>";
                                echo "<input type='checkbox' name='chk-$categorie'";
                                // si la ligne est commentée -> categorie non selectionnée
                                if (preg_match('/^#/',$ligne, $r)) { echo ">";}
                                else { echo "checked>"; }
                                echo "</td>";
                                $cols++;
                        }
                        if ($cols > 10) {
                                echo "</tr>";
                                $cols=1; }
                        }
                }
        fclose($pointeur);
        }
else    {
        echo "$l_error_open_file $bl_categories";
        }
echo "</td></tr>";
echo "<tr><td valign='middle' align='left' colspan=10>";
echo "<center><b>$l_maj_rehabilitated</b></center></td></tr>";
echo "<tr><td width=50% colspan=5 align=center>";
echo "<H3>$l_rehabilitated_dns</H3>$l_rehabilitated_dns_explain<BR>$l_one_dns<BR>";
echo "<textarea name='BL_rehabilited_domains' rows=3 cols=40>";
echo_file ($dir_dg."exceptionsitelist");
echo "</textarea></td>";
echo "<td width=50% colspan=5 align=center>";
echo "<H3>$l_rehabilitated_ip</H3>$l_rehabilitated_ip_explain<BR>$l_one_ip<BR>";
echo "<textarea name='BL_rehabilited_ip' rows=3 cols=40>";
echo_file ($dir_dg."exceptioniplist");
echo "</textarea></td></tr><tr><td width=50% colspan=10>";
echo "<tr><td valign='middle' align='left' colspan=10>";
echo "<center><b>$l_add_to_bl</b></center></td></tr>";
echo "<tr><td width=50% colspan=5 align=center>";
echo "<H3>$l_forbidden_dns</H3>$l_forbidden_dns_explain<BR>";
echo "<textarea name='OSSI_bl_domains' rows=3 cols=40>";
echo_file ($dir_dg."blacklists/ossi/domains");
echo "</textarea></td>";
echo "<td width=50% colspan=5 align=center>";
echo "<H3>$l_forbidden_ip</H3>$l_forbidden_ip_explain<BR>";
echo "<textarea name='OSSI_bl_ip' rows=3 cols=40>";
echo_ip_file ($dir_bl_ip."ossi");
echo "</textarea></td></tr><tr><td colspan=10>";
echo "<input type='submit' value='$l_record'>";
echo "</form> ($l_wait)";
echo "</table></td><br/>";
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
        <tr><th><?php echo $l_personal_file_title; ?></th></tr>
        <tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
</table>
<table width="100%" border=1 cellspacing=0 cellpadding=1>
<form action='bl_filter.php' method='POST'>
<input type='hidden' name='choix' value='MAJ_ip_file_delete'>
<?php
echo "<tr><td width=50% colspan=5 align=center>";
echo "<H3>$l_file_list</H3>";
echo "<table cellspacing=2 cellpadding=3 border=1><tr><th>$l_file_name<th>$l_nb_ip<th>$l_nb_domain_names<th>$l_file_remove</tr>";
exec("cd $upload_dir_ip && ls ossi-*", $fichiersIp);
foreach($fichiersIp as $fichier => $value)
{
        echo "<tr><td><center>".exec("sed 's/^.....//g' <<< $value")."</center></td><td><center>".exec("wc -l $upload_dir_ip$value | awk '{print $1}'")."</center></td><td><center>".exec("wc -l $upload_dir_domain_names$value | awk '{print $1}'")."</center></td><td><center><input type='submit' name='$value' value='$l_remove'></center></td></tr>";
}
echo "</table><br/></td></form><form action='bl_filter.php' method='POST' enctype='multipart/form-data'>";
echo "<input type='hidden' name='choix' value='MAJ_ip_file_upload'><td width=50% colspan=5 align=center>";
echo "<H3>$l_add_file</H3>";
echo "<input type='file' name='fichier_ip'>";
echo "<input type='submit' value='$l_submit'>";
echo "</td></tr>";
echo "</form>";
echo "</table><br/>";
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
        <tr><th><?php echo $l_wl; ?></th></tr>
        <tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
</table>
<TABLE width="100%" border=1 cellspacing=0 cellpadding=1>
<tr><td valign="middle" align="left" colspan=10>
<FORM action='bl_filter.php' method=POST>
<input type='hidden' name='choix' value='MAJ_cat_wl'>
<?php
echo "<center>";
$nbDomainNames = exec ("wc -l /usr/local/share/dnsmasq-wl/* | tail -n 1 | awk '{print $1}'");
$nbUrl = 0;
$nbIp = 0;
echo "<b>$l_nbDomainNames</b> $nbDomainNames, <b>$l_nbUrl</b> $nbUrl, <b>$l_nbIp</b> $nbIp<br/>";
echo "$l_wl_categories</center></td></tr>";
//on lit et on interprete le fichier de catégories
$cols=1; 
if (file_exists($wl_categories))
        {
        $pointeur=fopen($wl_categories,"r");
        while (!feof ($pointeur))
                {
                $ligne=fgets($pointeur, 4096);
                if ($ligne)
                        {
                        if ($cols == 1) { echo "<tr>";}
                        $categorie=trim(basename($ligne));
                        echo "<td><a href='bl_categories_help.php?liste=wl&cat=$categorie' target='cat_help' onclick=window.open('bl_categories_help.php','cat_help','width=600,height=450,toolbar=no,scrollbars=yes,resizable=yes') title='categories help page'>$categorie</a><br>";
                        echo "<input type='checkbox' name='chk-$categorie'";
                        // si la ligne est commentée -> categorie non selectionnée
                        if (preg_match('/^#/',$ligne, $r)) { echo ">";}
                        else { echo "checked>"; }
                        echo "</td>";
                        $cols++;
                        if ($cols > 10) {
                                echo "</tr>";
                                $cols=1; }
                        }
                }
        fclose($pointeur);
        }
else    {
        echo "$l_error_open_file $wl_categories";
        }
echo "<tr><td valign='middle' align='left' colspan=10>";
echo "<center><b>$l_add_to_wl</b></center></td></tr>";
echo "<tr><td width=50% colspan=5 align=center>";
echo "<H3>$l_allowed_dns</H3>$l_forbidden_dns_explain<BR>";
echo "<textarea name='OSSI_wl_domains' rows=3 cols=40>";
echo_file ($dir_dg."blacklists/ossi/domains_wl");
echo "</textarea></td>";
echo "<td width=50% colspan=5 align=center>";
echo "<H3>$l_allowed_ip</H3>$l_forbidden_ip_explain<BR>";
echo "<textarea name='OSSI_wl_ip' rows=3 cols=40>";
echo_ip_file ($file_wl_ip);
echo "</textarea></td></tr><tr><td colspan=10>";
echo "<input type='submit' value='$l_record'></form></td></tr>";
?>
</TABLE><br/>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
        <tr><th><?php echo $l_specific_filtering; ?></th></tr>
        <tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
</table>
<TABLE width="100%" border=1 cellspacing=0 cellpadding=1>
<FORM action='bl_filter.php' method='POST'>
<input type='hidden' name='choix' value='Specific_filtering'>
<tr><td>
<input type='checkbox' name='chk-ip'
<?php
// verify "pureip" filtering state
if (file_exists($bannedsite_file))
        {
        $pointeur=fopen($bannedsite_file,"r");
        while (!feof ($pointeur))
                {
                $ligne=fgets($pointeur, 4096);
                if ($ligne)
                        {
                        if (preg_match('/^\*ip$/',$ligne, $r)) 
                                {
                                echo " checked";
                                break;
                                }
                        }
                }
        fclose($pointeur);
        }
else    {
        echo "$l_error_open_file $bannedsite_file";
        }
echo "> $l_ip_filtering";
?>
</td></tr>
<tr><td>
<input type='checkbox' name='chk-safesearch'
<?php
// verify "safesearch" filtering state
if (file_exists($urlregex_file))
        {
        $pointeur=fopen($urlregex_file,"r");
        while (!feof ($pointeur))
                {
                $ligne=fgets($pointeur, 4096);
                if ($ligne)
                        {
                        if (preg_match('/^\"\(\^http\:\/\/\[0\-9a\-z\]\+\\\.google/',$ligne, $r))
                                {
                                echo " checked";
                                break;
                                }
                        }
                }
        fclose($pointeur);
        }
else    {
        echo "$l_error_open_file $urlregex_file";
        }
echo "> $l_safe_searching";
echo "<br>$l_safe_youtube";
echo "<input type='text' name='Youtube_ID' size='30' value='";
if ($YOUTUBE_ID == "ABCD1234567890abcdef") // generic ID (do nothing)
        {
        echo "'>";
        }
else {
        echo "$YOUTUBE_ID'>";
        } 
echo " $l_youtube_id<tr><td>";
echo "<input type='submit' value='$l_record'></td></tr>";
?>
</FORM> 
</TABLE>
</BODY>
</HTML>