Fix NOTICE errors from cli cron

Fix PHP NOTICE level errors for cron jobs executed from the command line

Fixes #4

api/cron.php

@@ -19,8 +19,6 @@ require('api.inc.php');
 if (!osTicket::is_cli())
     die('cron.php only supports local cron calls - use http -> api/tasks/cron');
 
-@chdir(realpath(dirname(__FILE__)).'/'); //Change dir.
-require('api.inc.php');
 require_once(INCLUDE_DIR.'api.cron.php');
 LocalCronApiController::call();
 ?>

bootstrap.php

@@ -43,6 +43,9 @@ class Bootstrap {
                 ini_set('date.timezone', 'America/New_York');
             }
         }
+
+        if (!isset($_SERVER['REMOTE_ADDR']))
+            $_SERVER['REMOTE_ADDR'] = '';
     }
 
     function https() {

include/class.osticket.php

@@ -367,7 +367,7 @@ class osTicket {
          * Secondly, if the directory of main.inc.php is the same as the
          * document root, the the ROOT path truly is '/'
          */
-        if(!$_SERVER['DOCUMENT_ROOT']
+        if(!isset($_SERVER['DOCUMENT_ROOT'])
                 || !strcasecmp($_SERVER['DOCUMENT_ROOT'], $dir))
             return '/';
 
@@ -411,7 +411,9 @@ class osTicket {
     /* returns true if script is being executed via commandline */
     function is_cli() {
         return (!strcasecmp(substr(php_sapi_name(), 0, 3), 'cli')
-                || (!$_SERVER['REQUEST_METHOD'] && !$_SERVER['HTTP_HOST']) //Fallback when php-cgi binary is used via cli
+                || (!isset($_SERVER['REQUEST_METHOD']) &&
+                    !isset($_SERVER['HTTP_HOST']))
+                    //Fallback when php-cgi binary is used via cli
                 );
     }
 

main.inc.php

@@ -16,7 +16,9 @@ vim: expandtab sw=4 ts=4 sts=4:
 **********************************************************************/
 
 #Disable direct access.
-if(!strcasecmp(basename($_SERVER['SCRIPT_NAME']),basename(__FILE__))) die('kwaheri rafiki!');
+if(isset($_SERVER['SCRIPT_NAME'])
+        && !strcasecmp(basename($_SERVER['SCRIPT_NAME']),basename(__FILE__)))
+    die('kwaheri rafiki!');
 
 require('bootstrap.php');
 Bootstrap::loadConfig();