5 * If you modify this file, you are ON YOUR OWN!
7 * Believe it or not, all of the checks below are required to succeed for
8 * tt-rss to actually function properly.
10 * If you think you have a better idea about what is or isn't required, feel
11 * free to modify the file, note though that you are therefore automatically
12 * disqualified from any further support by official channels, e.g. tt-rss.org
13 * issue tracker or the forums.
15 * If you come crying when stuff inevitably breaks, you will be mocked and told
18 function make_self_url_path() {
19 $url_path = ($_SERVER['HTTPS'] != "on" ?
'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH
);
24 function initial_sanity_check() {
28 if (!file_exists("config.php")) {
29 array_push($errors, "Configuration file not found. Looks like you forgot to copy config.php-dist to config.php and edit it.");
32 require_once "sanity_config.php";
34 if (file_exists("install") && !file_exists("config.php")) {
35 array_push($errors, "Please copy config.php-dist to config.php or run the installer in install/");
38 if (strpos(PLUGINS
, "auth_") === FALSE) {
39 array_push($errors, "Please enable at least one authentication module via PLUGINS constant in config.php");
42 if (function_exists('posix_getuid') && posix_getuid() == 0) {
43 array_push($errors, "Please don't run this script as root.");
46 if (version_compare(PHP_VERSION
, '5.3.0', '<')) {
47 array_push($errors, "PHP version 5.3.0 or newer required.");
50 if (CONFIG_VERSION
!= EXPECTED_CONFIG_VERSION
) {
51 array_push($errors, "Configuration file (config.php) has incorrect version. Update it with new options from config.php-dist and set CONFIG_VERSION to the correct value.");
54 if (!is_writable(CACHE_DIR
. "/images")) {
55 array_push($errors, "Image cache is not writable (chmod -R 777 ".CACHE_DIR
."/images)");
58 if (!is_writable(CACHE_DIR
. "/upload")) {
59 array_push($errors, "Upload cache is not writable (chmod -R 777 ".CACHE_DIR
."/upload)");
62 if (!is_writable(CACHE_DIR
. "/export")) {
63 array_push($errors, "Data export cache is not writable (chmod -R 777 ".CACHE_DIR
."/export)");
66 if (!is_writable(CACHE_DIR
. "/js")) {
67 array_push($errors, "Javascript cache is not writable (chmod -R 777 ".CACHE_DIR
."/js)");
70 if (strlen(FEED_CRYPT_KEY
) > 0 && strlen(FEED_CRYPT_KEY
) != 24) {
71 array_push($errors, "FEED_CRYPT_KEY should be exactly 24 characters in length.");
74 if (strlen(FEED_CRYPT_KEY
) > 0 && !function_exists("mcrypt_decrypt")) {
75 array_push($errors, "FEED_CRYPT_KEY requires mcrypt functions which are not found.");
78 if (GENERATED_CONFIG_CHECK
!= EXPECTED_CONFIG_VERSION
) {
80 "Configuration option checker sanity_config.php is outdated, please recreate it using ./utils/regen_config_checks.sh");
83 foreach ($requred_defines as $d) {
86 "Required configuration file parameter $d is not defined in config.php. You might need to copy it from config.php-dist.");
90 if (SINGLE_USER_MODE
) {
91 $result = db_query("SELECT id FROM ttrss_users WHERE id = 1");
93 if (db_num_rows($result) != 1) {
94 array_push($errors, "SINGLE_USER_MODE is enabled in config.php but default admin account is not found.");
98 if (SELF_URL_PATH
== "http://yourserver/tt-rss/") {
99 $urlpath = preg_replace("/\w+\.php$/", "", make_self_url_path());
102 "Please set SELF_URL_PATH to the correct value for your server (possible value: <b>$urlpath</b>)");
105 if (!is_writable(ICONS_DIR
)) {
106 array_push($errors, "ICONS_DIR defined in config.php is not writable (chmod -R 777 ".ICONS_DIR
.").\n");
109 if (!is_writable(LOCK_DIRECTORY
)) {
110 array_push($errors, "LOCK_DIRECTORY defined in config.php is not writable (chmod -R 777 ".LOCK_DIRECTORY
.").\n");
113 if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
114 array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL.");
117 if (!function_exists("json_encode")) {
118 array_push($errors, "PHP support for JSON is required, but was not found.");
121 if (DB_TYPE
== "mysql" && !function_exists("mysql_connect") && !function_exists("mysqli_connect")) {
122 array_push($errors, "PHP support for MySQL is required for configured DB_TYPE in config.php.");
125 if (DB_TYPE
== "pgsql" && !function_exists("pg_connect")) {
126 array_push($errors, "PHP support for PostgreSQL is required for configured DB_TYPE in config.php");
129 if (!function_exists("mb_strlen")) {
130 array_push($errors, "PHP support for mbstring functions is required but was not found.");
133 if (!function_exists("hash")) {
134 array_push($errors, "PHP support for hash() function is required but was not found.");
137 if (!function_exists("ctype_lower")) {
138 array_push($errors, "PHP support for ctype functions are required by HTMLPurifier.");
141 if (!function_exists("iconv")) {
142 array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
145 /* if (ini_get("safe_mode")) {
146 array_push($errors, "PHP safe mode setting is not supported.");
149 if ((PUBSUBHUBBUB_HUB || PUBSUBHUBBUB_ENABLED
) && !function_exists("curl_init")) {
150 array_push($errors, "PHP support for CURL is required for PubSubHubbub.");
153 if (!class_exists("DOMDocument")) {
154 array_push($errors, "PHP support for DOMDocument is required, but was not found.");
158 if (count($errors) > 0 && $_SERVER['REQUEST_URI']) { ?
>
161 <title
>Startup failed
</title
>
162 <meta http
-equiv
="Content-Type" content
="text/html; charset=utf-8">
163 <link rel
="stylesheet" type
="text/css" href
="css/utility.css">
166 <div
class="floatingLogo"><img src
="images/logo_small.png"></div
>
167 <div
class="content">
169 <h1
>Startup failed
</h1
>
171 <p
>Tiny Tiny RSS was unable to start properly
. This usually means a misconfiguration
or an incomplete upgrade
. Please fix
172 errors indicated by the following messages
:</p
>
174 <?php
foreach ($errors as $error) { echo format_error($error); } ?
>
176 <p
>You might want to check tt
-rss
<a href
="http://tt-rss.org/wiki">wiki
</a
> or the
177 <a href
="http://tt-rss.org/forum">forums
</a
> for more information
. Please search the forums before creating
new topic
178 for your question
.</p
>
186 } else if (count($errors) > 0) {
187 echo "Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade.\n";
188 echo "Please fix errors indicated by the following messages:\n\n";
190 foreach ($errors as $error) {
194 echo "\nYou might want to check tt-rss wiki or the forums for more information.\n";
195 echo "Please search the forums before creating new topic for your question.\n";
201 initial_sanity_check();