merge

2015-04-27 16:42:05 +02:00 · 2015-04-27 16:42:05 +02:00 · 046a724272
commit 046a724272
4209 changed files with 1186656 additions and 0 deletions
--- a/www/analytics/core/UpdateCheck.php
+++ b/www/analytics/core/UpdateCheck.php
@ -0,0 +1,110 @@
+<?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;
+
+use Exception;
+use Piwik\Plugins\SitesManager\API;
+
+/**
+ * Class to check if a newer version of Piwik is available
+ *
+ */
+class UpdateCheck
+{
+    const CHECK_INTERVAL = 28800; // every 8 hours
+    const UI_CLICK_CHECK_INTERVAL = 10; // every 10s when user clicks UI link
+    const LAST_TIME_CHECKED = 'UpdateCheck_LastTimeChecked';
+    const LATEST_VERSION = 'UpdateCheck_LatestVersion';
+    const SOCKET_TIMEOUT = 2;
+
+    private static function isAutoUpdateEnabled()
+    {
+        return (bool) Config::getInstance()->General['enable_auto_update'];
+    }
+
+    /**
+     * Check for a newer version
+     *
+     * @param bool $force Force check
+     * @param int $interval Interval used for update checks
+     */
+    public static function check($force = false, $interval = null)
+    {
+        if(!self::isAutoUpdateEnabled()) {
+            return;
+        }
+
+        if ($interval === null) {
+            $interval = self::CHECK_INTERVAL;
+        }
+
+        $lastTimeChecked = Option::get(self::LAST_TIME_CHECKED);
+        if ($force
+            || $lastTimeChecked === false
+            || time() - $interval > $lastTimeChecked
+        ) {
+            // set the time checked first, so that parallel Piwik requests don't all trigger the http requests
+            Option::set(self::LAST_TIME_CHECKED, time(), $autoLoad = 1);
+            $parameters = array(
+                'piwik_version' => Version::VERSION,
+                'php_version'   => PHP_VERSION,
+                'url'           => Url::getCurrentUrlWithoutQueryString(),
+                'trigger'       => Common::getRequestVar('module', '', 'string'),
+                'timezone'      => API::getInstance()->getDefaultTimezone(),
+            );
+
+            $url = Config::getInstance()->General['api_service_url']
+                . '/1.0/getLatestVersion/'
+                . '?' . http_build_query($parameters, '', '&');
+            $timeout = self::SOCKET_TIMEOUT;
+
+            if (@Config::getInstance()->Debug['allow_upgrades_to_beta']) {
+                $url = 'http://builds.piwik.org/LATEST_BETA';
+            }
+
+            try {
+                $latestVersion = Http::sendHttpRequest($url, $timeout);
+                if (!preg_match('~^[0-9][0-9a-zA-Z_.-]*$~D', $latestVersion)) {
+                    $latestVersion = '';
+                }
+            } catch (Exception $e) {
+                // e.g., disable_functions = fsockopen; allow_url_open = Off
+                $latestVersion = '';
+            }
+            Option::set(self::LATEST_VERSION, $latestVersion);
+        }
+    }
+
+    /**
+     * Returns the latest available version number. Does not perform a check whether a later version is available.
+     *
+     * @return false|string
+     */
+    public static function getLatestVersion()
+    {
+        return Option::get(self::LATEST_VERSION);
+    }
+
+    /**
+     * Returns version number of a newer Piwik release.
+     *
+     * @return string|bool  false if current version is the latest available,
+     *                       or the latest version number if a newest release is available
+     */
+    public static function isNewestVersionAvailable()
+    {
+        $latestVersion = self::getLatestVersion();
+        if (!empty($latestVersion)
+            && version_compare(Version::VERSION, $latestVersion) == -1
+        ) {
+            return $latestVersion;
+        }
+        return false;
+    }
+}