]>
git.ipfire.org Git - ipfire-2.x.git/blob - html/cgi-bin/captive/index.cgi
2 ###############################################################################
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2016 Alexander Marx alexander.marx@ipfire.org #
7 # This program is free software you can redistribute it and/or modify #
8 # it under the terms of the GNU General Public License as published by #
9 # the Free Software Foundation, either version 3 of the License, or #
10 # (at your option) any later version. #
12 # This program is distributed in the hope that it will be useful, #
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of #
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15 # GNU General Public License for more details. #
17 # You should have received a copy of the GNU General Public License #
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. #
20 ###############################################################################
28 # enable only the following on debugging purpose
30 #use CGI::Carp 'fatalsToBrowser';
32 require '/var/ipfire/general-functions.pl';
33 require "${General::swroot}/lang.pl";
35 my $coupons = "${General::swroot}/captive/coupons";
41 my $clients="${General::swroot}/captive/clients";
42 my $settingsfile="${General::swroot}/captive/settings";
44 my $url=param
('redirect');
46 #Create /var/ipfire/captive/clients if not exist
47 unless (-f
$clients){ system("touch $clients"); }
50 &getcgihash
(\
%cgiparams);
53 &General
::readhash
("$settingsfile", \
%settings) if(-f
$settingsfile);
56 if ($cgiparams{'ACTION'} eq "SUBMIT") {
57 # Get client IP address
58 my $ip_address = $ENV{X_FORWARDED_FOR
} || $ENV{REMOTE_ADDR
};
60 # Retrieve the MAC address from the ARP table
61 my $mac_address = &Network
::get_hardware_address
($ip_address);
63 &General
::readhasharray
("$clients", \
%clientshash);
64 my $key = &General
::findhasharraykey
(\
%clientshash);
66 # Create a new client line
67 foreach my $i (0 .. 5) { $clientshash{$key}[$i] = ""; }
69 # MAC address of the client
70 $clientshash{$key}[0] = $mac_address;
72 # IP address of the client
73 $clientshash{$key}[1] = $ip_address;
76 $clientshash{$key}[2] = time();
78 if ($settings{"AUTH"} eq "COUPON") {
79 &General
::readhasharray
($coupons, \
%couponhash);
81 if ($cgiparams{'COUPON'}) {
82 # Convert coupon input to uppercase
83 $cgiparams{'COUPON'} = uc $cgiparams{'COUPON'};
85 # Walk through all valid coupons and find the right one
87 foreach my $coupon (keys %couponhash) {
88 if ($couponhash{$coupon}[1] eq $cgiparams{'COUPON'}) {
92 $clientshash{$key}[3] = $couponhash{$coupon}[2];
95 $clientshash{$key}[4] = $cgiparams{'COUPON'};
98 $clientshash{$key}[5] = $couponhash{$coupon}[3];
101 delete $couponhash{$coupon};
102 &General
::writehasharray
($coupons, \
%couponhash);
109 &General
::log("Captive", "Internet access granted via coupon ($clientshash{$key}[4]) for $ip_address until $clientshash{$key}[3]");
111 $errormessage = $Lang::tr
{"Captive invalid coupon"};
116 $errormessage = $Lang::tr
{"Captive please enter a coupon code"};
121 # Make sure that they have been accepted
122 if ($cgiparams{'TERMS'} eq "on") {
123 # Copy session expiry time
124 $clientshash{$key}[3] = $settings{'SESSION_TIME'} || "0";
127 $clientshash{$key}[4] = "TERMS";
129 &General
::log("Captive", "Internet access granted via license agreement for $ip_address until $clientshash{$key}[3]");
131 # The terms have not been accepted
133 $errormessage = $Lang::tr
{'Captive please accept the terms and conditions'};
137 # If no errors were found, save configruation and reload
138 if (!$errormessage) {
139 &General
::writehasharray
("$clients", \
%clientshash);
141 system("/usr/local/bin/captivectrl");
143 # Redirect client to the original URL
144 print "Status: 302 Moved Temporarily\n";
145 print "Location: $url\n";
146 print "Connection: close\n\n";
151 my $tmpl = HTML
::Template
->new(
152 filename
=> "/srv/web/ipfire/html/captive/template.html",
153 die_on_bad_params
=> 0
156 $tmpl->param(REDIRECT
=> $url);
159 if ($settings{'AUTH'} eq "COUPON") {
160 $tmpl->param(COUPON
=> 1);
161 $tmpl->param(L_HEADING
=> $Lang::tr
{'Captive coupon'});
163 $tmpl->param(L_HEADING
=> $Lang::tr
{'Captive terms'});
166 $tmpl->param(TITLE
=> $settings{'TITLE'});
167 $tmpl->param(COLOR
=> $settings{'COLOR'});
168 $tmpl->param(ERROR
=> $errormessage);
170 $tmpl->param(TERMS
=> &getterms
());
172 # Some translated strings
173 $tmpl->param(L_ACTIVATE
=> $Lang::tr
{'Captive ACTIVATE'});
174 $tmpl->param(L_GAIN_ACCESS
=> $Lang::tr
{'Captive GAIN ACCESS'});
175 $tmpl->param(L_AGREE_TERMS
=> $Lang::tr
{'Captive agree tac'});
178 print "Pragma: no-cache\n";
179 print "Cache-control: no-cache\n";
180 print "Connection: close\n";
181 print "Content-type: text/html\n\n";
183 # Print rendered template
184 print $tmpl->output();
187 my ($hash, $params) = @_;
188 my $cgi = CGI
->new ();
189 $hash->{'__CGI__'} = $cgi;
190 return if ($ENV{'REQUEST_METHOD'} ne 'POST');
191 if (!$params->{'wantfile'}) {
192 $CGI::DISABLE_UPLOADS
= 1;
193 $CGI::POST_MAX
= 1024 * 1024;
195 $CGI::POST_MAX
= 10 * 1024 * 1024;
197 $cgi->referer() =~ m/^http?\:\/\
/([^\/]+)/;
199 $cgi->url() =~ m/^http?\:\/\
/([^\/]+)/;
201 return if ($referer ne $servername);
203 ### Modified for getting multi-vars, split by |
204 my %temp = $cgi->Vars();
205 foreach my $key (keys %temp) {
206 $hash->{$key} = $temp{$key};
207 $hash->{$key} =~ s/\0/|/g;
208 $hash->{$key} =~ s/^\s*(.*?)\s*$/$1/;
211 if (($params->{'wantfile'})&&($params->{'filevar'})) {
212 $hash->{$params->{'filevar'}} = $cgi->upload
213 ($params->{'filevar'});
221 open(my $handle, "<:utf8", "/var/ipfire/captive/terms.txt");
223 $_ = HTML
::Entities
::decode_entities
($_);
228 my $terms = join("\n", @terms);
231 $terms =~ s/\n\n/<\/p>\n<p
>/g
;