added web pages

[debian/openrocket] / web / html / actions / updates.php

diff --git a/web/html/actions/updates.php b/web/html/actions/updates.php
new file mode 100644 (file)
index 0000000..94c5049
--- /dev/null
+++ b/web/html/actions/updates.php
@@ -0,0 +1,96 @@
+<?
+$logfiles = "/home/groups/o/op/openrocket/persistent/logs/access-";
+
+
+// getallheaders method
+if (!function_exists('getallheaders')) {
+    function getallheaders() {
+       foreach ($_SERVER as $name => $value) {
+           if (substr($name, 0, 5) == 'HTTP_') {
+               $headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value;
+           }
+       }
+       return $headers;
+    }
+}
+
+
+// Parse + validate headers
+$orid = "";
+$orversion = "";
+$oros = "";
+$orjava = "";
+$orcountry = "";
+foreach (getallheaders() as $header => $value) {
+    if (preg_match("/^[a-zA-Z0-9 !$%&()*+,.\\/:=?@_~-]{1,40}$/", $value)) {
+       $h = strtolower($header);
+       if ($h == 'x-openrocket-version') {
+           $orversion = $value;
+       } else if ($h == 'x-openrocket-id') {
+           $orid = $value;
+       } else if ($h == 'x-openrocket-os') {
+           $oros = $value;
+       } else if ($h == 'x-openrocket-java') {
+           $orjava = $value;
+       } else if ($h == 'x-openrocket-country') {
+           $orcountry = $value;
+       }
+    }
+}
+
+// Log the request
+if ((strlen($orversion) > 0 || strlen($orid) > 0 || strlen($oros) > 0
+     || strlen($orjava) > 0 || strlen($orcountry) > 0) &&
+
+    (strlen($orversion) < 20 && strlen($orid) < 50 && strlen($oros) < 50
+     && strlen($orjava) < 50 && strlen($orcountry) < 50)) {
+
+    $file = $logfiles . gmdate("Y-m");
+    $line = gmdate("Y-m-d H:i:s") . ";" . $orid . ";" . $orversion .
+       ";" . $oros . ";" . $orjava . ";" . $orcountry . "\n";
+
+    $fp = fopen($file, 'a');
+    if ($fp != FALSE) {
+       fwrite($fp, $line);
+       fclose($fp);
+    }
+}
+
+
+// Set HTTP content-type header
+// No charset allowed for 0.9.4
+//header("Content-type: text/plain; charset=utf-8");
+header("Content-type: text/plain");
+
+/*
+ * Currently all old versions are handled manually.
+ * Update checking was introduced in OpenRocket 0.9.4
+ */
+$version = $_GET["version"];
+$updates = "";
+
+if (preg_match("/^0\.9\.6/",$version)) {
+  $updates = "Version: 1.0.0\n" .
+    "6: Hundreds of new thrustcurves\n" .
+    "5: Bug fixes";
+} else if (preg_match("/^0\.9\.(4|5pre|5|6pre)/",$version)) {
+  $updates = "Version: 1.0.0\n" .
+    "7: Hundreds of new thrustcurves\n" .
+    "6: Aerodynamic computation updates\n" .
+    "5: Numerous bug fixes";
+}
+
+
+if (strlen($updates) == 0) {
+
+  // No updates available
+  header("HTTP/1.0 204 No Content");
+
+} else {
+
+  header("HTTP/1.0 200 OK");
+  echo $updates;
+
+}
+
+?>
\ No newline at end of file