use client?s mimetype as fallback for uploads

www/analytics/core/Tracker/IgnoreCookie.php

@@ -0,0 +1,73 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\Tracker;
+
+use Piwik\Config;
+use Piwik\Cookie;
+
+/**
+ * Tracking cookies.
+ *
+ */
+class IgnoreCookie
+{
+    /**
+     * Get tracking cookie
+     *
+     * @return Cookie
+     */
+    static public function getTrackingCookie()
+    {
+        $cookie_name = @Config::getInstance()->Tracker['cookie_name'];
+        $cookie_path = @Config::getInstance()->Tracker['cookie_path'];
+
+        return new Cookie($cookie_name, null, $cookie_path);
+    }
+
+    /**
+     * Get ignore (visit) cookie
+     *
+     * @return Cookie
+     */
+    static public function getIgnoreCookie()
+    {
+        $cookie_name = @Config::getInstance()->Tracker['ignore_visits_cookie_name'];
+        $cookie_path = @Config::getInstance()->Tracker['cookie_path'];
+
+        return new Cookie($cookie_name, null, $cookie_path);
+    }
+
+    /**
+     * Set ignore (visit) cookie or deletes it if already present
+     */
+    static public function setIgnoreCookie()
+    {
+        $ignoreCookie = self::getIgnoreCookie();
+        if ($ignoreCookie->isCookieFound()) {
+            $ignoreCookie->delete();
+        } else {
+            $ignoreCookie->set('ignore', '*');
+            $ignoreCookie->save();
+
+            $trackingCookie = self::getTrackingCookie();
+            $trackingCookie->delete();
+        }
+    }
+
+    /**
+     * Returns true if ignore (visit) cookie is present
+     *
+     * @return bool  True if ignore cookie found; false otherwise
+     */
+    static public function isIgnoreCookieFound()
+    {
+        $cookie = self::getIgnoreCookie();
+        return $cookie->isCookieFound() && $cookie->get('ignore') === '*';
+    }
+}