Add check for valid session

[qtadmin.git] / lib / utils.inc.php
diff --git a/lib/utils.inc.php b/lib/utils.inc.php

index 640d828edfffedf540804b91d052ace2d6284489..da1cdfb3d42430a6486a6a196c046d507bc60110 100644 (file)
--- a/lib/utils.inc.php
+++ b/lib/utils.inc.php
@@ -6,6 +6,8 @@ class Utils {
  
      private $timeout = false;
      private $settings;
+    private $log_level;
+    private $log_method;
      private $header = '<!DOCTYPE html>
  <html>
  <head>
@@ -27,6 +29,20 @@ class Utils {
      public function __construct() {
          global $CFG;
  
+        $this->log("Init Utils", 4);
+
+        if (isset($CFG->log_level)) {
+            $this->log_level = $CFG->log_level;
+        } else {
+            $this->log_level = 1;
+        }
+
+        if (isset($CFG->log_method)) {
+            $this->log_method = $CFG->log_method;
+        } else {
+            $this->log_level = 'syslog';
+        }
+
          $this->startSession();
  
          if (! isset($_SESSION['settings'])) {
@@ -44,6 +60,32 @@ class Utils {
          }
      }
  
+    private function log($message, $level = 1) {
+        global $CFG;
+
+        if ($level > $this->log_level)
+            return;
+
+        $time = date('c');
+        $msg = "[$time] $message";
+
+        $priority = LOG_INFO;
+        switch ($level) {
+            case 1: $priority = LOG_ERR; break;
+            case 2: $priority = LOG_WARNING; break;
+            case 3: $priority = LOG_INFO; break;
+            case 4: $priority = LOG_DEBUG; break;
+        }
+
+        switch ($this->log_method) {
+            case 'file':
+            case 'stderr':
+            case 'syslog':
+                syslog($priority,$msg);
+                break;
+        }
+    }
+
      private function initSettings() {
          if ('' == session_id()) {
              $this->startSession();