sanity_check.php

   1 <?php
   2         require_once "functions.php";
   3
   4         define('EXPECTED_CONFIG_VERSION', 20);
   5         define('SCHEMA_VERSION', 78);
   6
   7         if (!file_exists("config.php")) {
   8                 print "<b>Fatal Error</b>: You forgot to copy
   9                 <b>config.php-dist</b> to <b>config.php</b> and edit it.\n";
  10                 exit;
  11         }
  12
  13         require_once "config.php";
  14
  15         if (CONFIG_VERSION != EXPECTED_CONFIG_VERSION) {
  16                 $err_msg = "config: your config file version is incorrect. See config.php-dist.\n";
  17         }
  18
  19         $purifier_cache_dir = "lib/htmlpurifier/library/HTMLPurifier/DefinitionCache/Serializer";
  20
  21         if (!is_writable($purifier_cache_dir)) {
  22                 $err_msg = "config: HTMLPurifier cache directory should be writable by anyone (chmod -R 777 $purifier_cache_dir)";
  23         }
  24
  25         if (defined('RSS_BACKEND_TYPE')) {
  26                 print "<b>Fatal error</b>: RSS_BACKEND_TYPE is deprecated. Please remove this
  27                         option from config.php\n";
  28                 exit;
  29         }
  30
  31         if (file_exists("xml-export.php") || file_exists("xml-import.php")) {
  32                 print "<b>Fatal Error</b>: XML Import/Export tools (<b>xml-export.php</b>
  33                 and <b>xml-import.php</b>) could be used maliciously. Please remove them
  34                 from your TT-RSS instance.\n";
  35                 exit;
  36         }
  37
  38         if (SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) {
  39                 print "<b>Fatal Error</b>: Please set DAEMON_UPDATE_LOGIN_LIMIT
  40                         to 0 in single user mode.\n";
  41                 exit;
  42         }
  43
  44         if (USE_CURL_FOR_ICONS && ! function_exists("curl_init")) {
  45                 print "<b>Fatal Error</b>: You have enabled USE_CURL_FOR_ICONS, but your PHP
  46                         doesn't seem to support CURL functions.";
  47                 exit;
  48         }
  49
  50         if (!defined('SESSION_EXPIRE_TIME')) {
  51                 $err_msg = "config: SESSION_EXPIRE_TIME is undefined";
  52         }
  53
  54         if (SESSION_EXPIRE_TIME < 60) {
  55                 $err_msg = "config: SESSION_EXPIRE_TIME is too low (less than 60)";
  56         }
  57
  58         if (SESSION_EXPIRE_TIME < SESSION_COOKIE_LIFETIME) {
  59                 $err_msg = "config: SESSION_EXPIRE_TIME should be greater or equal to" .
  60                         "SESSION_COOKIE_LIFETIME";
  61         }
  62
  63 /*      if (defined('DISABLE_SESSIONS')) {
  64                 $err_msg = "config: you have enabled DISABLE_SESSIONS. Please disable this option.";
  65 } */
  66
  67         if (DATABASE_BACKED_SESSIONS && SINGLE_USER_MODE) {
  68                 $err_msg = "config: DATABASE_BACKED_SESSIONS is incompatible with SINGLE_USER_MODE";
  69         }
  70
  71         if (DATABASE_BACKED_SESSIONS && DB_TYPE == "mysql") {
  72                 $err_msg = "config: DATABASE_BACKED_SESSIONS are currently broken with MySQL";
  73         }
  74
  75         if (SINGLE_USER_MODE) {
  76                 $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  77
  78                 if ($link) {
  79                         $result = db_query($link, "SELECT id FROM ttrss_users WHERE id = 1");
  80
  81                         if (db_num_rows($result) != 1) {
  82                                 $err_msg = "config: SINGLE_USER_MODE is enabled but default admin account (UID=1) is not found.";
  83                         }
  84                 }
  85         }
  86
  87         if (defined('MAIL_FROM')) {
  88                 $err_msg = "config: MAIL_FROM has been split into DIGEST_FROM_NAME and DIGEST_FROM_ADDRESS";
  89         }
  90
  91         if (!defined('COUNTERS_MAX_AGE')) {
  92                 $err_msg = "config: option COUNTERS_MAX_AGE expected, but not defined";
  93         }
  94
  95         if (defined('DAEMON_REFRESH_ONLY')) {
  96                 $err_msg = "config: option DAEMON_REFRESH_ONLY is obsolete. Please remove this option and read about other ways to update feeds on the <a href='http://tt-rss.org/wiki/UpdatingFeeds'>wiki</a>.";
  97
  98         }
  99
 100         if (defined('ENABLE_SIMPLEPIE')) {
 101                 $err_msg = "config: ENABLE_SIMPLEPIE is obsolete and replaced with DEFAULT_UPDATE_METHOD. Please adjust your config.php.";
 102         }
 103
 104         if (!defined('DEFAULT_UPDATE_METHOD') || (DEFAULT_UPDATE_METHOD != 0 &&
 105                         DEFAULT_UPDATE_METHOD != 1)) {
 106                 $err_msg = "config: DEFAULT_UPDATE_METHOD should be either 0 or 1.";
 107         }
 108
 109         if (!is_writable(ICONS_DIR)) {
 110                 $err_msg = "config: your ICONS_DIR (" . ICONS_DIR . ") is not writable.\n";
 111         }
 112
 113         if (ini_get("open_basedir")) {
 114                 $err_msg = "php.ini: open_basedir is not supported.";
 115         }
 116
 117         if (!ini_get("allow_url_fopen")) {
 118                 $err_msg = "php.ini: allow_url_fopen is required.";
 119         }
 120
 121         if (!function_exists("json_encode")) {
 122                 $err_msg = "PHP: json functions not found.";
 123         }
 124
 125         if (DB_TYPE == "mysql" && !function_exists("mysql_connect")) {
 126                 $err_msg = "PHP: MySQL functions not found.";
 127         }
 128
 129         if (DB_TYPE == "pgsql" && !function_exists("pg_connect")) {
 130                 $err_msg = "PHP: PostgreSQL functions not found.";
 131         }
 132
 133         if (!function_exists("mb_strlen")) {
 134                 $err_msg = "PHP: mbstring functions not found.";
 135         }
 136
 137         if (ini_get("safe_mode")) {
 138                 $err_msg = "php.ini: Safe mode is not supported. If you wish to continue, remove this test from sanity_check.php and proceeed at your own risk. Please note that your bug reports will not be accepted or reviewed.";
 139         }
 140
 141         if ($err_msg) {
 142                 print "<b>Fatal Error</b>: $err_msg\n";
 143                 exit;
 144         }
 145
 146 ?>