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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3 | daniel-mar | 1 | <?php |
| 2 | |||
| 3 | /* |
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| 4 | * PHP Counter mit Reloadsperre, Textdatenbank und Graphic-Libary (without Error Images) |
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| 5 | * (C)Copyright 2010 - 2017 Daniel Marschall |
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| 6 | * Revision: 2017-05-14 |
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| 7 | */ |
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| 8 | |||
| 9 | error_reporting(E_ALL | E_NOTICE); |
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| 10 | assert_options(ASSERT_ACTIVE, true); |
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| 11 | assert_options(ASSERT_BAIL, true); |
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| 12 | |||
| 13 | if (!file_exists(__DIR__ . '/config/config.inc.php')) { |
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| 14 | die('Please edit config/config_dist.inc.php and then rename it to config/config.inc.php !'); |
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| 15 | } |
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| 16 | |||
| 17 | require_once __DIR__ . '/config/config.inc.php'; |
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| 18 | require_once __DIR__ . '/includes/functions.inc.php'; |
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| 19 | require_once __DIR__ . '/includes/VtsCounterTheme.class.php'; |
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| 20 | require_once __DIR__ . '/includes/VtsCounter.class.php'; |
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| 21 | require_once __DIR__ . '/includes/VtsCounterInfo.class.php'; |
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| 22 | |||
| 23 | if ((!isset($_REQUEST['id'])) || ($_REQUEST['id'] == '')) { |
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| 24 | die('Argument "id" is missing'); |
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| 25 | } |
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| 26 | |||
| 27 | if ($_REQUEST['id'] == 'demo') { |
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| 28 | $visitors = isset($_REQUEST['demo']) ? $_REQUEST['demo'] : 123456; |
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| 29 | $created = '2017-05-04 00:00:00'; |
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| 30 | } else { |
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| 31 | $pdo = new PDO(PDO_HOST, PDO_USER, PDO_PASS); |
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| 32 | $c = new VtsCounter($pdo); |
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| 33 | $c->clearReloadSperre(RELOADSPERRE_MINS); |
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| 34 | $counter_id = $c->getIDfromIDStr($_REQUEST['id']); |
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| 35 | $c->visitCount($counter_id, fetchip()); |
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| 36 | $info = $c->getCounterInfo($counter_id); |
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| 37 | $visitors = $info->visitors; |
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| 38 | $created = $info->created; |
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| 39 | } |
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| 40 | $querytime = gmdate('Y-m-d\TH:i:s\Z'); // ISO 8601 |
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| 41 | $created = date('Y-m-d\TH:i:s\Z', strtotime($created)); |
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| 42 | |||
| 43 | /* |
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| 44 | // No caching |
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| 45 | header("HTTP/1.1 200 OK"); |
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| 46 | header("Expires: Thu, 24 Dec 1987 08:30:00 GMT"); |
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| 47 | header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); |
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| 48 | header("Cache-Control: no-store, no-cache, must-revalidate"); |
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| 49 | header("Cache-Control: post-check=0, pre-check=0", false); |
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| 50 | header("Pragma: no-cache"); |
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| 51 | */ |
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| 52 | |||
| 53 | $etag = md5($visitors . $_SERVER['QUERY_STRING']); |
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| 54 | header("ETag: $etag"); |
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| 55 | if (anyTagMatched($etag)) { |
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| 56 | header("HTTP/1.1 304 Not Modified"); |
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| 57 | die(); |
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| 58 | } else { |
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| 59 | header("HTTP/1.1 200 OK"); |
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| 60 | } |
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| 61 | |||
| 62 | |||
| 63 | $format = isset($_REQUEST['format']) ? $_REQUEST['format'] : 'graphic'; |
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| 64 | |||
| 65 | if ($format == 'graphic') { |
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| 66 | $theme = isset($_REQUEST['theme']) ? preg_replace('/[^a-z0-9_\-]/', '', $_REQUEST['theme']) : null; |
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| 67 | |||
| 68 | if (is_null($theme)) die('Parameter "theme" is missing'); |
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| 69 | |||
| 70 | $themeFile = __DIR__ . "/themes/$theme/theme.inc.php"; |
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| 71 | |||
| 72 | if (!file_exists($themeFile)) die("Theme '$theme' does not exist."); |
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| 73 | |||
| 74 | $themeObj = null; |
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| 75 | include $themeFile; |
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| 76 | assert(!is_null($themeObj)); |
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| 77 | |||
| 78 | $hue = isset($_REQUEST['hue']) ? $_REQUEST['hue'] : 0; |
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| 79 | $themeObj->outputCounterImage($visitors, 'png', $hue); |
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| 80 | } else if ($format == 'silent') { |
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| 81 | // nothing |
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| 82 | } else if ($format == 'spacer') { |
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| 83 | header('Content-Type: image/png'); |
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| 84 | readfile(__DIR__ . '/spacer.png'); |
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| 85 | } else if ($format == 'plaintext') { |
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| 86 | header('Content-Type: text/plain'); |
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| 87 | echo $visitors; |
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| 88 | } else if ($format == 'json') { |
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| 89 | header('Content-Type: application/json'); |
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| 90 | $out = array(); |
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| 91 | $out['created'] = $created; |
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| 92 | $out['querytime'] = $querytime; |
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| 93 | $out['visitors'] = $visitors; |
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| 94 | echo json_encode($out); |
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| 95 | } else { |
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| 96 | die('Argument "format" must be either graphic, silent, spacer, plaintext or json'); |
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| 97 | } |