Subversion Repositories ALCASAR

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Rev Author Line No. Line
1954 richard 1
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
2
<HTML><!-- written by Rexy -->
3
<HEAD>
4
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
5
<TITLE>ALCASAR DNS WL filtering</TITLE>
6
<link rel="stylesheet" href="/css/style.css" type="text/css">
7
</HEAD>
8
<body>
9
<?
10
function form_filter ($form_content)
11
{
12
// réencodage iso + format unix + rc fin de ligne (ouf...)
13
	$list = str_replace("\r\n", "\n", utf8_decode($form_content));
14
	if (strlen($list) != 0){
15
		if ($list[strlen($list)-1] != "\n") { $list[strlen($list)]="\n";} ;} ;
16
	return $list;
17
}
18
function form_filter_ip($form_content, $color)
19
{
20
	//# reconstruction des ip
21
	$list = explode("\n", form_filter($form_content));
22
	$new_list = "";
23
	foreach($list as &$value)
24
	{
25
		if(preg_match('/([0-9]{1,3}.){3}[0-9]{1,3}/', $value))
26
		{
27
			$new_list = $new_list.$value."\n";
28
		}
29
	}
30
	if($color == "white")
31
	{
32
		return preg_replace("/(.*)\n/", "add wl_ip_allowed $1\n", $new_list);
33
	}
34
	else
35
	{
36
		return preg_replace("/(.*)\n/", "add bl_ip_blocked $1\n", $new_list);
37
	}
38
}
39
function echo_file ($filename)
40
	{
41
	if (file_exists($filename))
42
		{
43
		if (filesize($filename) != 0)
44
			{
45
			$pointeur=fopen($filename,"r");
46
			$tampon = fread($pointeur, filesize($filename));
47
			fclose($pointeur);
48
			echo $tampon;
49
			}
50
		}
51
	else
52
		{
53
		echo "$filename doesn't exist";
54
		}
55
	}
56
function echo_ip_file ($filename)
57
{
58
	exec("cat $filename | cut -d ' ' -f3", $resultat);
59
	for($i=0; $i<exec("wc -l $filename"); $i++)
60
	{
61
		echo $resultat[$i]."\n";
62
	}
63
}
64
 
65
#maximum length for top-level DNS
66
function max_tld()
67
{
68
	$url_tld = "http://data.iana.org/TLD/tlds-alpha-by-domain.txt";
69
	$result_tld = file_get_contents($url_tld,false);
70
	$max_tld = 18; 							#valeur de base si le site ne répond plus
71
	if($result_tld !== FALSE){
72
		foreach(explode("\n", $result_tld) as $line)
73
		{
74
			if((strpos($line,'-') === false) and (strpos($line,'#') === false))
75
			{
76
				if(strlen($line) > $max_tld)
77
				{
78
					$max_tld = strlen($line);
79
				}
80
			}
81
		}
82
	}
83
	return $max_tld;
84
}
85
 
86
# Choice of language
87
$Language = 'en';
88
if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
89
	$Langue = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
90
	$Language = strtolower(substr(chop($Langue[0]),0,2)); 
91
	}
92
if($Language == 'fr'){
93
	$l_wl="Liste blanche générale";
94
	$l_load="Chargement...";
95
	$l_list_version="Version de la liste : ";
96
	$l_wl_categories="Sélectionnez les catégories à filtrer";
97
	$l_specific_filtering="Filtrage special";
98
	$l_add_to_wl="Noms de domaine ou adresses IP à ajouter à la liste noire";
99
	$l_one_dns_ip="Entrez un nom de domaine ou une adresse IP ou une adresse de réseau par ligne<br>exemple (domaine) : .domaine.org - exemple (ip) : 61.54.52.56 - exemple (réseau) : 172.16.0.0/16";
100
	$l_record="Enregistrer les modifications";
101
	$l_wait="Une fois validées, 10 secondes sont nécessaires pour traiter vos modifications";
102
	$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)";
103
	$l_safe_searching="Activer le contrôle scolaire/parental des moteurs de recherche google.";
104
	$l_safe_youtube="Pour un contrôle parental sur Youtube, suivez les étapes ici : "; 
105
	$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>)";
106
	$l_error_open_file="Erreur d'ouverture du fichier";
107
	$l_additional_file_title="Fichiers de 'listes blanches' additionnels";
108
	$l_file_list="Liste des fichiers";
109
	$l_add_file="Ajouter un fichier";
110
	$l_add_file_explain="Chaque ligne du fichier doit être une adresse IP ou un nom de domaine"; 
111
	$l_file_name="Nom du fichier";
112
	$l_file_action="Action";
113
	$l_error_upload="Erreur d'envoi du fichier";
114
	$l_remove="Supprimer";
115
	$l_submit="Envoyer";
116
	$l_nb_ip="Nombre d'IP";
117
	$l_nb_domain_names="Nombre de noms de domaine";
118
	$l_nbDomainNames="Noms de domaine :";
119
	$l_nbUrl="Url :";
120
	$l_nbIp="Ip :";
121
	$l_disable="Désactiver";
122
	$l_enable="Activer";
123
	$l_file_state="Etat";
124
}
125
else {
126
	$l_wl="General WhiteList";
127
	$l_load="Loading...";
128
	$l_list_version="List version : ";
129
	$l_wl_categories="Select the categories to filter";
130
	$l_specific_filtering="Specific filtering";
131
	$l_allowed_dns="Allowed domain names";
132
	$l_add_to_wl="Domain names or IP addresses to add to the blacklist";
133
	$l_one_dns_ip="Enter one domain name or one IP address or one network address per row <br>example (domain): .domain.org - example (ip): 61.54.56.52 - example (network) : 172.16.0.0/16";
134
	$l_record="Save changes";
135
	$l_wait="Once validated, 10 seconds are necessary to compute your modifications";
136
	$l_ip_filtering="Filtering URLs that contain an IP address instead of a domain name (ie: http://25.56.58.59/index.htm)";
137
	$l_safe_searching="Enabling school/parental control for the search engines google"; 
138
	$l_safe_youtube="For a safe Youtube search, follow these steps : "; 
139
	$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>)";
140
	$l_error_open_file="Error opening file";
141
	$l_additional_file_title="Additional WhiteList files";
142
	$l_file_list="Files list";
143
	$l_add_file="Add a file";
144
	$l_add_file_explain="Each line of the file must be an IP address or a domain name"; 
145
	$l_file_name="Filename";
146
	$l_file_action="Action";
147
	$l_error_upload="Error during the upload process";
148
	$l_remove="Delete";
149
	$l_submit="Submit";
150
	$l_nb_ip="Number of IP";
151
	$l_nb_domain_names="Number of domain names";
152
	$l_nbDomainNames="Domain names :";
153
	$l_nbUrl="Url :";
154
	$l_nbIp="Ip :";
155
	$l_disable="Disable";
156
	$l_enable="Enable";
157
	$l_file_state="State";
158
}
159
$dir_etc="/usr/local/etc/";
160
$dir_dg="/etc/dansguardian/lists/";
161
$dir_blacklist=$dir_dg."blacklists/";
162
$dir_wl_ip="/usr/local/share/iptables-wl/";
163
$dir_wl_ip_enabled= "/usr/local/share/iptables-wl-enabled/";
164
$dir_wl_domain_names= "/usr/local/share/dnsmasq-wl/";
165
$dir_wl_domain_names_enabled= "/usr/local/share/dnsmasq-wl-enabled/";
166
$wl_categories=$dir_etc."alcasar-wl-categories";
167
$wl_categories_enabled=$dir_etc."alcasar-wl-categories-enabled";
168
$conf_file=$dir_etc."alcasar.conf";
169
$urlregex_file=$dir_dg."urlregexplist";
170
$bannedsite_file=$dir_dg."bannedsitelist";
171
$dir_tmp="/tmp/blacklists";
172
 
173
 
174
# default values
175
if (is_file ($conf_file))
176
	{
177
	$tab=file($conf_file);
178
	if ($tab)
179
		{
180
		foreach ($tab as $line)
181
			{
182
			$field=explode("=", $line);
183
			if ($field[0] == "PRIVATE_IP")
184
				{
185
				$PRIVATE_IP_MASK=trim($field[1]);
186
				$tmp = explode("/",$PRIVATE_IP_MASK);
187
				$PRIVATE_IP=$tmp[0];
188
				}
189
			}
190
		}
191
	}	
192
else { echo "$l_error_open_file $conf_file";}
193
if (isset($_POST['choix'])){ $choix=$_POST['choix']; } else { $choix=""; }
194
switch ($choix)
195
{
196
case 'Download_list' :
197
	exec ("sudo /usr/local/bin/alcasar-bl.sh --download");
198
	break;
199
case 'Active_list' :
200
	exec ("sudo /usr/local/bin/alcasar-bl.sh --adapt");
201
	exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
202
	break;
203
case 'Reject_list' :
204
	unlink ("$dir_tmp/blacklists.tar.gz"); unlink ("$dir_tmp/md5sum");
205
	break;
206
case 'MAJ_cat_wl' :
207
	if (file_exists($wl_categories_enabled))
208
	{
209
		$pointeur=fopen($wl_categories_enabled, "w+");
210
		foreach ($_POST as $key => $value)
211
		{
212
			if (strstr($key,'chk-'))
213
			{	
214
				$line=str_replace('chk-','',$key)."\n";
215
				fwrite($pointeur,$line);
216
			}
217
		}
218
 
219
		fclose($pointeur);
220
	}
221
	else {echo "$l_error_open_file $wl_categories_enabled";}
222
	$fichier=fopen($dir_blacklist."ossi-wl/domains","w+");
223
	fputs($fichier, form_filter($_POST['OSSI_wl']));
224
	fclose($fichier);
225
	unset($_POST['OSSI_wl']);
226
	exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
227
	break;
228
case 'Specific_filtering' :
229
	$pureip="-pureip_off"; $safesearch="-safesearch_off"; ;
230
	foreach ($_POST as $key => $value)
231
	{
232
		if (strstr($key,'chk-ip')) $pureip="-pureip_on";
233
		if (strstr($key,'chk-safesearch')) $safesearch="-safesearch_on";
234
	}
235
	exec ("sudo /usr/local/bin/alcasar-url_filter_bl.sh $safesearch $pureip");
236
	break;
237
case 'MAJ_ossi_file' :
238
	foreach($_POST as $fichier => $value)
239
	{
240
		if($fichier != "choix")
241
		{
242
			$action=$_POST[$fichier];
243
			if($action == $l_remove) //delete
244
			{
245
				exec("/bin/sed -i \"/^$fichier$/d\" $wl_categories_enabled"); 
246
				exec("rm -rf $dir_blacklist$fichier");
247
				exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
248
			}
249
			if($action == $l_disable) //disable
250
			{
251
				exec("/bin/sed -i \"/^$fichier$/d\" $wl_categories_enabled"); 
252
				exec("sudo /usr/local/bin/alcasar-bl.sh --reload");
253
			}
254
			if($action == $l_enable) //enable
255
			{
256
				file_put_contents ($wl_categories_enabled, $fichier."/n", FILE_APPEND);
257
				exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
258
			}
259
		}
260
	}
261
	break;
262
case 'MAJ_ossi_file_upload' :
263
	$file_name = str_replace (".", "_",basename($_FILES['fichier_ip']['name']));
264
	if(!empty($file_name))
265
	{	
266
		$dest_dir = $dir_blacklist."ossi-wl-".$file_name;
267
		exec ("mkdir $dest_dir");
268
		if(move_uploaded_file($_FILES['fichier_ip']['tmp_name'], $dest_dir."/domains"))
269
		{
270
			file_put_contents ($wl_categories, $dest_dir."\n", FILE_APPEND);
271
			file_put_contents ($wl_categories_enabled, "ossi-wl-".$file_name."\n", FILE_APPEND); //Enabled by default
272
			exec ("sudo /usr/local/bin/alcasar-bl.sh --reload");
273
		}
274
		else
275
		{
276
			exec("rm -rf $dest_dir");
277
			echo $l_error_upload;
278
		}
279
	}
280
	break;
281
}
282
?>
283
<table width="100%" border="0" cellspacing="0" cellpadding="0">
284
	<tr><th><?php echo $l_wl; ?></th></tr>
285
	<tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
286
</table>
287
<table width="100%" border=1 cellspacing=0 cellpadding=1>
288
<tr><td valign="middle" align="left" colspan=10>
289
<FORM action='wl_filter.php' method=POST>
290
<input type='hidden' name='choix' value='MAJ_cat_wl'>
291
<?php
292
echo "<center>";
293
// total number of IP, DNS & URLs
294
$nbDomainNames = exec ("wc -l /usr/local/share/dnsmasq-wl/* | tail -n 1 | awk '{print $1}'");
295
$nbUrl = "0";
296
$nbIp = exec ("wc -l /usr/local/share/iptables-wl/* | tail -n 1 | awk '{print $1}'");
297
echo "<b>$l_nbDomainNames</b> $nbDomainNames, <b>$l_nbUrl</b> $nbUrl, <b>$l_nbIp</b> $nbIp<br/>";
298
echo "$l_wl_categories</center></td></tr>";	
299
//read & display all WL categories (checked or not)
300
$cols=1; 
301
if (file_exists($wl_categories))
302
	{
303
	$wl_files = file($wl_categories);
304
	$wl_files = preg_grep("/ossi-/", $wl_files, 1); // don't display ossi custom categories
305
	foreach($wl_files as $fichier => $value)
306
		{
307
		if ($cols == 1) { echo "<tr>";}
308
		$categorie=trim(basename($value));
309
		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>";
310
		echo "<input type='checkbox' name='chk-$categorie'";
311
		// if the line is commented, the category is disable
312
		if (preg_match('/^#/',$value, $r)) { echo ">";}
313
		else { echo "checked>"; }
314
		echo "</td>";
315
		$cols++;
316
		if ($cols > 10) {
317
			echo "</tr>";
318
			$cols=1; }
319
		}
320
	}
321
else	{
322
	echo "$l_error_open_file $wl_categories";
323
}
324
echo "<tr><td valign='middle' align='left' colspan=10>";
325
echo "<center><b>$l_add_to_wl</b></center></td></tr>";
326
echo "<tr><td width=100% colspan=10 align=center>";
327
echo "$l_one_dns_ip<BR>";
328
echo "<textarea name='OSSI_wl' rows=3 cols=40>";
329
echo_file ($dir_blacklist."ossi-wl/domains");
330
echo "</textarea></td>";
331
echo "</tr><tr><td colspan=10>";
332
echo "<input type='submit' onClick=\"this.disabled=true; this.value='$l_load';\" value='$l_record'>";
333
echo "</form> ($l_wait)";
334
echo "</td></tr></table><br/>";
335
?>
336
<table width="100%" border="0" cellspacing="0" cellpadding="0">
337
	<tr><th><?php echo $l_additional_file_title; ?></th></tr>
338
	<tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
339
</table>
340
<table width="100%" border=1 cellspacing=0 cellpadding=1>
341
<form action='wl_filter.php' method='POST'>
342
<input type='hidden' name='choix' value='MAJ_ossi_file'>
343
<?php
344
echo "<tr><td width=50% colspan=5 align=center>";
345
echo "<H3>$l_file_list</H3>";
346
echo "<table cellspacing=2 cellpadding=3 border=1><tr><th>$l_file_name<th>$l_nb_ip<th>$l_nb_domain_names<th colspan=2>$l_file_action</tr>";
347
 
348
//list OSSI custom categories
349
$fichierswl = array_diff(scandir($dir_blacklist), array('..','.','ossi-bl','ossi-wl'));
350
$fichierswl = preg_grep("/^ossi-wl-/",$fichierswl);
351
foreach($fichierswl as $fichier => $value)
352
{
353
	echo "<tr><td><center><a href='bl_categories_help.php?liste=wl&cat=$value&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'>".substr($value,8)."</a></center></td><td><center>".exec("wc -l $dir_wl_ip$value | cut -d\" \" -f1")."</center></td><td><center>".exec("wc -l $dir_wl_domain_names$value.conf | cut -d\" \" -f1")."</center></td><td><center><input type='submit' name='$value'";
354
	if (file_exists ($dir_wl_domain_names_enabled.$value)) echo " value='$l_disable'>"; else echo " value='$l_enable'>";
355
	echo "</center></td><td><center><input type='submit' name='$value' value='$l_remove'></center></td></tr>";
356
}
357
echo "</table><br/></td></form><form action='wl_filter.php' method='POST' enctype='multipart/form-data'>";
358
echo "<input type='hidden' name='choix' value='MAJ_ossi_file_upload'><td width=50% colspan=5 align=center>";
359
echo "<H3>$l_add_file</H3>";
360
echo "$l_add_file_explain";
361
echo "<input type='file' name='fichier_ip'>";
362
echo "<input type='submit' onClick=\"this.disabled=true; this.value='$l_load';\" value='$l_submit'>";
363
echo "</td></tr>";
364
echo "</form>";
365
echo "</table><br/>";
366
?>
367
<table width="100%" border="0" cellspacing="0" cellpadding="0">
368
	<tr><th><?php echo $l_specific_filtering; ?></th></tr>
369
	<tr bgcolor="#FFCC66"><td><img src="/images/pix.gif" width="1" height="2"></td></tr>
370
</table>
371
<TABLE width="100%" border=1 cellspacing=0 cellpadding=1>
372
<FORM action='wl_filter.php' method='POST'>
373
<input type='hidden' name='choix' value='Specific_filtering'>
374
<tr><td>
375
<input type='checkbox' name='chk-ip'
376
<?php
377
// verify "pureip" filtering state
378
if (file_exists($bannedsite_file))
379
	{
380
	$pointeur=fopen($bannedsite_file,"r");
381
	while (!feof ($pointeur))
382
		{
383
		$ligne=fgets($pointeur, 4096);
384
		if ($ligne)
385
			{
386
			if (preg_match('/^\*ip$/',$ligne, $r)) 
387
				{
388
				echo " checked";
389
				break;
390
				}
391
			}
392
		}
393
	fclose($pointeur);
394
	}
395
else	{
396
	echo "$l_error_open_file $bannedsite_file";
397
	}
398
echo "> $l_ip_filtering";
399
?>
400
</td></tr>
401
<tr><td>
402
<input type='checkbox' name='chk-safesearch'
403
<?php
404
// verify "safesearch" filtering state
405
if (file_exists($urlregex_file))
406
	{
407
	$pointeur=fopen($urlregex_file,"r");
408
	while (!feof ($pointeur))
409
		{
410
		$ligne=fgets($pointeur, 4096);
411
		if ($ligne)
412
			{
413
			if (preg_match('/^\"\(\^http\:\/\/\[0\-9a\-z\]\+\\\.google/',$ligne, $r))
414
				{
415
				echo " checked";
416
				break;
417
				}
418
			}
419
		}
420
	fclose($pointeur);
421
	}
422
else	{
423
	echo "$l_error_open_file $urlregex_file";
424
	}
425
echo "> $l_safe_searching";
426
echo "<br>$l_safe_youtube";
427
echo " $l_youtube_id<tr><td>";
428
echo "<input type='submit' onClick=\"this.disabled=true; this.value='$l_load';\" value='$l_record'></td></tr>";
429
?>
430
</FORM> 
431
</TABLE>
432
</BODY>
433
</HTML>
434
 
435