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1
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<?php
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2
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3
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require_once("auth.inc");
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4
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require_once("util.inc");
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5
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require_once("functions.inc");
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6
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require_once("captiveportal.inc");
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7
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8
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header("Expires: 0");
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9
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header("Cache-Control: no-cache, no-store, must-revalidate");
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10
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header("Pragma: no-cache");
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11
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header("Connection: close");
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12
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global $g, $config, $cpzone, $cpzoneid, $cpzoneprefix;
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14
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$cpzone = strtolower($_REQUEST['zone']);
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$cpcfg = config_get_path("captiveportal/{$cpzone}");
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17
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18
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if (empty($cpcfg)) {
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19
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log_error("rfc8910.php - Submission to captiveportal with unknown parameter zone: " . htmlspecialchars($cpzone));
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portal_reply_page($redirurl, "error", gettext("Internal error"));
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ob_flush();
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return;
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}
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$cpzoneid = $cpcfg['zoneid'];
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$clientip = $_SERVER['REMOTE_ADDR'];
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if (is_array($cpcfg['allowedip'])) {
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foreach ($cpcfg['allowedip'] as $ipent) {
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if ($ipent['ip'] == $clientip) {
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if ($ipent['dir'] != 'to') {
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// 'clientip' is part of the 'allowedip' list
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ob_flush();
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return;
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35
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}
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36
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}
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37
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}
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38
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}
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39
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40
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$clientmac = pfSense_ip_to_mac($clientip);
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41
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if (!is_array($clientmac)) {
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42
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if (!isset($cpcfg['nomacfilter']) || isset($cpcfg['passthrumacadd'])) {
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43
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/* unable to find MAC address - shouldn't happen! - bail out */
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captiveportal_logportalauth("unauthenticated", "noclientmac", $clientip, "ERROR");
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45
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echo "An error occurred. Please check the system logs for more information.";
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log_error("Zone: {$cpzone} - Captive portal could not determine client's MAC address. Disable MAC address filtering in captive portal if you do not need this functionality.");
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47
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ob_flush();
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return;
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49
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}
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50
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}
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51
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else if (is_array($cpcfg['passthrumac'])) {
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52
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foreach ($cpcfg['passthrumac'] as $macent) {
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if ($macent['mac'] == $clientmac['macaddr']) {
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54
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if ($macent['action'] == 'pass') {
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// 'clientmac' is part of the 'allowed MAC' list
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56
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ob_flush();
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return;
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}
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}
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60
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}
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61
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}
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62
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63
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$cpsession = captiveportal_isip_logged($clientip);
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64
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$sessionid = $cpsession['sessionid'];
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65
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$rfc8910_url = 'https://' . $_SERVER['HTTP_HOST'] . '/index.php?zone=' . $cpzone;
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66
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67
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ob_flush();
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68
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if (empty($cpsession)) {
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69
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/* captiveportal_logportalauth("rfc8910", "EMPTY SESSION", $clientip, $cpzone); */
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70
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/* $seconds_remaining = $cpcfg['timeout'] * 60; */
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71
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$json_post = array (
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"captive" => true,
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73
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"user-portal-url" => "$rfc8910_url",
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"venue-info-url" => "$rfc8910_url"
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);
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76
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echo json_encode($json_post, JSON_PRETTY_PRINT);
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78
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} else {
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80
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/* captiveportal_logportalauth("rfc8910", "EXISTING SESSION", $clientip, $cpzone); */
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81
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/* $seconds_remaining = (time()-$cpsession['allow_time'])+($cpcfg['timeout']*60); */
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82
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$json_post = array (
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83
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"captive" => false,
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"user-portal-url" => "$rfc8910_url",
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85
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"venue-info-url" => "$rfc8910_url"
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);
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87
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echo json_encode($json_post, JSON_PRETTY_PRINT);
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88
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}
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90
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ob_flush();
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91
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92
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return;
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93
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?>
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