Merge pull request #442 from ArthurHoaro/updater

Introduce the Updater class which

diff --combined index.php
index 9785c419e477ebc6404259fdd6961216b90cc453,a5d8b7bdbebe09583fecb8796810b476df626a43..d88f43467e86eba578d1f1cfcfad09a9c2f26353
--- 1/index.php
--- 2/index.php
+++ b/index.php
@@@ -44,15 -44,15 +44,18 @@@ $GLOBALS['config']['DATASTORE'] = $GLOB
  // Banned IPs
  $GLOBALS['config']['IPBANS_FILENAME'] = $GLOBALS['config']['DATADIR'].'/ipbans.php';
  
+ // Processed updates file.
+ $GLOBALS['config']['UPDATES_FILE'] = $GLOBALS['config']['DATADIR'].'/updates.txt';
+ 
  // Access log
  $GLOBALS['config']['LOG_FILE'] = $GLOBALS['config']['DATADIR'].'/log.txt';
  
  // For updates check of Shaarli
  $GLOBALS['config']['UPDATECHECK_FILENAME'] = $GLOBALS['config']['DATADIR'].'/lastupdatecheck.txt';
  
 +// Set ENABLE_UPDATECHECK to disabled by default.
 +$GLOBALS['config']['ENABLE_UPDATECHECK'] = false;
 +
  // RainTPL cache directory (keep the trailing slash!)
  $GLOBALS['config']['RAINTPL_TMP'] = 'tmp/';
  // Raintpl template directory (keep the trailing slash!)
@@@ -64,7 -64,6 +67,6 @@@ $GLOBALS['config']['CACHEDIR'] = 'cache
  // Atom & RSS feed cache directory
  $GLOBALS['config']['PAGECACHE'] = 'pagecache';
  
- 
  /*
   * Global configuration
   */
@@@ -114,8 -113,7 +116,8 @@@ $GLOBALS['config']['UPDATECHECK_INTERVA
  //);
  $GLOBALS['config']['ENABLED_PLUGINS'] = array('qrcode');
  
 -//$GLOBALS['plugins']['WALLABAG_URL'] = 'https://demo.wallabag.org/';
 +// Initialize plugin parameters array.
 +$GLOBALS['plugins'] = array();
  
  // PubSubHubbub support. Put an empty string to disable, or put your hub url here to enable.
  $GLOBALS['config']['PUBSUBHUB_URL'] = '';
@@@ -163,6 -161,7 +165,7 @@@ require_once 'application/Utils.php'
  require_once 'application/Config.php';
  require_once 'application/PluginManager.php';
  require_once 'application/Router.php';
+ require_once 'application/Updater.php';
  
  // Ensure the PHP version is supported
  try {
@@@ -1114,6 -1113,25 +1117,25 @@@ function renderPage(
          $GLOBALS['redirector']
      );
  
+     $updater = new Updater(
+         read_updates_file($GLOBALS['config']['UPDATES_FILE']),
+         $GLOBALS,
+         $LINKSDB,
+         isLoggedIn()
+     );
+     try {
+         $newUpdates = $updater->update();
+         if (! empty($newUpdates)) {
+             write_updates_file(
+                 $GLOBALS['config']['UPDATES_FILE'],
+                 $updater->getDoneUpdates()
+             );
+         }
+     }
+     catch(Exception $e) {
+         die($e->getMessage());
+     }
+ 
      $PAGE = new pageBuilder;
  
      // Determine which page will be rendered.
@@@ -1123,9 -1141,9 +1145,9 @@@
      // Call plugin hooks for header, footer and includes, specifying which page will be rendered.
      // Then assign generated data to RainTPL.
      $common_hooks = array(
 +        'includes',
          'header',
          'footer',
 -        'includes',
      );
      $pluginManager = PluginManager::getInstance();
      foreach($common_hooks as $name) {
@@@ -2519,15 -2537,6 +2541,6 @@@ function resizeImage($filepath
      return true;
  }
  
- try {
-     mergeDeprecatedConfig($GLOBALS, isLoggedIn());
- } catch(Exception $e) {
-     error_log(
-         'ERROR while merging deprecated options.php file.' . PHP_EOL .
-         $e->getMessage()
-     );
- }
- 
  if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=genthumbnail')) { genThumbnail(); exit; }  // Thumbnail generation/cache does not need the link database.
  if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=rss')) { showRSS(); exit; }
  if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=atom')) { showATOM(); exit; }