WebSVN – ALCASAR – Diff – /web/acc/admin/wl_filter.php


<!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 Whitelist 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 wl_ip_allowed $1\n", $new_list);
	}
	else
	{
		return preg_replace("/(.*)\n/", "add bl_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));
			$line = split("\n", $tampon);
			foreach( $line as $x)
			{
				if(isset(split('/',$x)[1]))
				echo split('/',$x)[1]."\n";
			}
			fclose($pointeur);
			}
		}
	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";
	}
}
 
#maximum length for top-level DNS
function max_tld()
{
	$url_tld = "http://data.iana.org/TLD/tlds-alpha-by-domain.txt";
	$result_tld = file_get_contents($url_tld,false);
	$max_tld = 18; 							#valeur de base si le site ne répond plus
	if($result_tld !== FALSE){
		foreach(explode("\n", $result_tld) as $line)
		{
			if((strpos($line,'-') === false) and (strpos($line,'#') === false))
			{
				if(strlen($line) > $max_tld)
				{
					$max_tld = strlen($line);
				}
			}
		}
	}
	return $max_tld;
}
 
# 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_wl="Liste blanche";
	$l_load="Chargement...";
	$l_list_version="Version de la liste : ";
	$l_specific_filtering="Filtrage special";
	$l_wl_categories="Sélectionnez les catégories à autoriser";
	$l_allowed_dns="Noms de domaine autorisés";
	$l_one_dns="Entrez un nom de domaine par ligne (exemple : .domaine.org)";
	$l_add_to_wl="Noms de domaine ou IP ajoutés à la liste blanche";
	$l_forbidden_ip_explain="Entrez une IP par ligne (exemple : 123.123.123.123)<br/>ou une adresse de réseau (exemple : 123.123.0.0/16)";
	$l_allowed_ip="IP autorisées";
	$l_record="Enregistrer les modifications";
	$l_wait="Une fois validées, 10 secondes sont nécessaires pour traiter vos modifications";
	$l_error_open_file="Erreur d'ouverture du fichier";
	$l_additional_file_title="Fichiers de 'listes blanche' additionnels";
	$l_file_list="Liste des fichiers";
	$l_add_file="Ajouter un fichier";
	$l_add_file_explain="Chaque ligne du fichier doit être une adresse IP ou un nom de domaine"; 
	$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 :";
	$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 restreint, suivez les étapes ici pour chaque poste : "; 
	$l_youtube_id="(<a href='https://support.google.com/youtube/answer/174084?hl=fr' target='cat_help' onclick=window.open('https://support.google.com/youtube/answer/174084?hl=fr','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_disable="Désactiver";
	$l_enable="Activer";
	$l_file_state="Etat";
}
else {
	$l_wl="WhiteList";
	$l_load="Loading...";
	$l_list_version="List version : ";
	$l_wl_categories="Select the categories to allow";
	$l_allowed_dns="Allowed domain names";
	$l_one_dns="Enter one domain name per row (example : .domain.org)";
	$l_add_to_wl="Domain names or IP to add to whitelist";
	$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_record="Save changes";
	$l_wait="Once validated, 10 seconds are necessary to compute your modifications";
	$l_error_open_file="Error opening file";
	$l_additional_file_title="Additional whitelist files";
	$l_file_list="Files list";
	$l_add_file="Add a file";
	$l_add_file_explain="Each line of the file must be an IP address or a domain name"; 
	$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 :";
	$l_ip_filtering="Filtering URLs that contain an IP address instead of a domain name (ie: http://25.56.58.59/index.htm)";
	$l_specific_filtering="Specific filtering";
	$l_safe_youtube="For safe Youtube, follow steps here for each computer "; 
	$l_youtube_id="(<a href='https://support.google.com/youtube/answer/174084?hl=en' target='cat_help' onclick=window.open('https://support.google.com/youtube/answer/174084?hl=en','cat_help','width=800,height=600,toolbar=no,scrollbars=yes,resizable=yes') title='Youtube for school'>link to create a Youtube Id</a>)";
	$l_safe_searching="Enabling school/parental control for the search engines google."; 
	$l_disable="Disable";
	$l_enable="Enable";
	$l_file_state="State";
}
$dir_etc="/usr/local/etc/";
$dir_dg="/etc/dansguardian/lists/";
$file_wl_domains="/usr/local/share/dnsmasq-wl/ossi.conf";
$file_wl_ip="/usr/local/share/iptables-wl-enabled/ossi";
$wl_categories=$dir_etc."alcasar-wl-categories";
$wl_categories_enabled=$dir_etc."alcasar-wl-categories-enabled";
$conf_file=$dir_etc."alcasar.conf";
$tinyproxy_conf="/etc/tinyproxy/tinyproxy.conf";
$dnsmasq_conf="/etc/dnsmasq-whitelist.conf";
$dir_tmp="/tmp/";
$upload_dir_ip = "/usr/local/share/iptables-wl-enabled/";
$upload_dir_domain_names = "/usr/local/share/dnsmasq-wl-enabled/";
$dir_ip = "/usr/local/share/iptables-wl/";
$dir_domain_names = "/usr/local/share/dnsmasq-wl/";
# default values
if (is_file ($conf_file))
	{
	$tab=file($conf_file);
	if ($tab)
		{
		foreach ($tab as $line)
			{
			$field=explode("=", $line);
			if ($field[0] == "DNS1")
				{
					$DNS1=trim($field[1]);
				}
			}
		}
	}
else { echo "$l_error_open_file $conf_file";}
 
if (isset($_POST['choix'])){ $choix=$_POST['choix']; } else { $choix=""; }
switch ($choix)
{
case 'Specific_filtering' :
	$safesearch="-safesearch_off"; ;
	foreach ($_POST as $key => $value)
	{
		if (strstr($key,'chk-safesearch')) $safesearch="-safesearch_on";
	}
	exec ("sudo /usr/local/bin/alcasar-url_filter_wl.sh $safesearch");
	break;
case 'MAJ_cat_wl' :
	if (file_exists($wl_categories_enabled))
		{
		$pointeur=fopen($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";}
	$fichier=fopen($file_wl_domains,"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/bin/alcasar-bl.sh --reload");
	break;
	case 'MAJ_ip_file_delete' :
	foreach($_POST as $fichier => $value)
	{
		if($fichier != "choix")
		{
			$action=$_POST[$fichier];
			if($action == $l_remove) //delete
			{
				exec("rm -rf $upload_dir_ip$fichier");
				exec("rm -rf $upload_dir_domain_names$fichier");
				exec("rm -rf $dir_ip$fichier");
				exec("rm -rf $dir_domain_names$fichier");
				exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
			}
			if($action == $l_disable) //disable
			{
				exec("mv -f $upload_dir_ip$fichier $dir_ip$fichier");
				exec("mv -f $upload_dir_domain_names$fichier $dir_domain_names$fichier");
				exec("sudo /usr/local/bin/alcasar-bl.sh --reload");
			}
			if($action == $l_enable) //enable
			{
				exec("mv -f $dir_ip$fichier $upload_dir_ip$fichier");
				exec("mv -f $dir_domain_names$fichier $upload_dir_domain_names$fichier");
				exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
			}
		}
	}
	break;
case 'MAJ_ip_file_upload' :
	$nom = str_replace (".", "_",basename($_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 wl_ip_allowed /g\" $upload_dir_ip\ossi-$nom"); 
		
		# On extrait uniquement les noms de domaine
		# max_tld() retourne le nombre max de charactere pour un top-level dns
		exec("grep -Eo '([a-zA-Z0-9_-]+\.){1,2}[a-zA-Z]{2,".max_tld()."}' $upload_dir_ip$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/^/server=\//g\" $upload_dir_domain_names\ossi-$nom");
		exec("sed -i \"s/$/\/$DNS1/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/bin/alcasar-bl.sh --reload");
	}
	break;
}
?>
<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='wl_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_one_dns<BR>";
echo "<textarea name='OSSI_wl_domains' rows=3 cols=40>";
echo_file ($file_wl_domains);
echo "</textarea></td>";
echo "<td width=50% colspan=5 align=center>";
echo "<H3>$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>";
echo "<tr><td colspan=10>";
echo "<input type='submit' onClick=\"this.disabled=true; this.value='$l_load';\" value='$l_record'></form></td></tr>";
echo "</td></tr></table><br/>";
?>
 
<table width="100%" border="0" cellspacing="0" cellpadding="0">
	<tr><th><?php echo $l_additional_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='wl_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>$l_file_state<th>$l_file_remove</tr>";
 
//liste des fichiers activés
$fichiersIp = array_diff(scandir($upload_dir_ip), array('ossi','ossi-ip-safesearch','..','.'));
$fichiersIp = preg_grep("/^ossi-/",$fichiersIp);
foreach($fichiersIp as $fichier => $value)
{
	echo "<tr><td><center><a href='bl_categories_help.php?liste=wl&cat=$value&ossi=yes&filtre=domain' target='cat_help' onclick=window.open('bl_categories_help','cat_help','width=600,height=450,toolbar=no,scrollbars=yes,resizable=yes') title='categories help page'>".exec("sed 's/^.....//g' <<< $value")."</a></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='$l_disable'></center></td><td><center><input type='submit' name='$value' value='$l_remove'></center></td></tr>";
}
//liste des fichiers desactivés
$fichiersIp = array_diff(scandir($dir_ip), array('ossi','ossi-ip-safesearch','..','.'));
$fichiersIp = preg_grep("/^ossi-/",$fichiersIp);
foreach($fichiersIp as $fichier => $value)
{
	echo "<tr><td bgcolor='BEBEBE'><center><a href='bl_categories_help.php?liste=wl&cat=$value&ossi=yes&filtre=domain&state=disable' target='cat_help' onclick=window.open('bl_categories_help','cat_help','width=600,height=450,toolbar=no,scrollbars=yes,resizable=yes') title='categories help page'>".exec("sed 's/^.....//g' <<< $value")."</a></center></td><td bgcolor='BEBEBE'><center>".exec("wc -l $dir_ip$value | awk '{print $1}'")."</center></td><td bgcolor='BEBEBE'><center>".exec("wc -l $dir_domain_names$value | awk '{print $1}'")."</center></td><td bgcolor='BEBEBE'><center><input type='submit' name='$value' value='$l_enable'></center></td><td bgcolor='BEBEBE'><center><input type='submit' name='$value' value='$l_remove'></center></td></tr>";
}
 
 
echo "</table><br/></td></form><form action='wl_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>$l_add_file</H3>";
echo "$l_add_file_explain";
echo "<input type='file' name='fichier_ip'>";
echo "<input type='submit' onClick=\"this.disabled=true; this.value='$l_load';\" value='$l_submit'>";
echo "</td></tr>";
echo "</form>";
echo "</table><br/>";
?>
 
<table width="100%" border="0" cellspacing="0" cellpadding="0">
	<tr><th><?php echo $l_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='wl_filter.php' method='POST'>
<input type='hidden' name='choix' value='Specific_filtering'>
<tr><td>
 
<input type='checkbox' name='chk-safesearch'
<?php
//verification du safesearch
if(file_exists($dnsmasq_conf))
{
	$f=fopen($dnsmasq_conf, 'r');
	while(!feof($f))
	{
		$line=fgets($f,4096);
		if($line && preg_match('/^address=\/\.google/',$line,$r))
		{
			echo "checked";
			break;
		}
	}
	fclose($f);
}
else
	echo "$l_error_open_file $dnsmasq_conf";
echo "> $l_safe_searching";
 
echo "<br></br>$l_safe_youtube";
echo " $l_youtube_id<tr><td>";
 
echo "<input type='submit' onClick=\"this.disabled=true; this.value='$l_load';\" value='$l_record'></form></td></tr>";
?>
 
</TABLE><br/>
</BODY>
</HTML>
 

Subversion Repositories ALCASAR

(root)/web/acc/admin/wl_filter.php – Rev 1899 → 1903

Rev 1899		Rev 1903
1	`<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">`	1	`<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">`
2	`<HTML><!-- written by Rexy -->`	2	`<HTML><!-- written by Rexy -->`
3	`<HEAD>`	3	`<HEAD>`
4	`<meta http-equiv="Content-Type" content="text/html; charset=utf-8">`	4	`<meta http-equiv="Content-Type" content="text/html; charset=utf-8">`
5	`<TITLE>ALCASAR Whitelist filtering</TITLE>`	5	`<TITLE>ALCASAR Whitelist filtering</TITLE>`
6	`<link rel="stylesheet" href="/css/style.css" type="text/css">`	6	`<link rel="stylesheet" href="/css/style.css" type="text/css">`
7	`</HEAD>`	7	`</HEAD>`
8	`<body>`	8	`<body>`
9	`<?`	9	`<?`
10	`function form_filter ($form_content)`	10	`function form_filter ($form_content)`
11	`{`	11	`{`
12	`// réencodage iso + format unix + rc fin de ligne (ouf...)`	12	`// réencodage iso + format unix + rc fin de ligne (ouf...)`
13	`$list = str_replace("\r\n", "\n", utf8_decode($form_content));`	13	`$list = str_replace("\r\n", "\n", utf8_decode($form_content));`
14	`if (strlen($list) != 0){`	14	`if (strlen($list) != 0){`
15	`if ($list[strlen($list)-1] != "\n") { $list[strlen($list)]="\n";} ;} ;`	15	`if ($list[strlen($list)-1] != "\n") { $list[strlen($list)]="\n";} ;} ;`
16	`return $list;`	16	`return $list;`
17	`}`	17	`}`
18	`function form_filter_ip($form_content, $color)`	18	`function form_filter_ip($form_content, $color)`
19	`{`	19	`{`
20	`//# reconstruction des ip`	20	`//# reconstruction des ip`
21	`$list = explode("\n", form_filter($form_content));`	21	`$list = explode("\n", form_filter($form_content));`
22	`$new_list = "";`	22	`$new_list = "";`
23	`foreach($list as &$value)`	23	`foreach($list as &$value)`
24	`{`	24	`{`
25	`if(preg_match('/([0-9]{1,3}.){3}[0-9]{1,3}/', $value))`	25	`if(preg_match('/([0-9]{1,3}.){3}[0-9]{1,3}/', $value))`
26	`{`	26	`{`
27	`$new_list = $new_list.$value."\n";`	27	`$new_list = $new_list.$value."\n";`
28	`}`	28	`}`
29	`}`	29	`}`
30	`if($color == "white")`	30	`if($color == "white")`
31	`{`	31	`{`
32	`return preg_replace("/(.*)\n/", "add wl_ip_allowed $1\n", $new_list);`	32	`return preg_replace("/(.*)\n/", "add wl_ip_allowed $1\n", $new_list);`
33	`}`	33	`}`
34	`else`	34	`else`
35	`{`	35	`{`
36	`return preg_replace("/(.*)\n/", "add bl_ip_blocked $1\n", $new_list);`	36	`return preg_replace("/(.*)\n/", "add bl_ip_blocked $1\n", $new_list);`
37	`}`	37	`}`
38	`}`	38	`}`
39	`function echo_file ($filename)`	39	`function echo_file ($filename)`
40	`{`	40	`{`