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Commit | Line | Data |
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1d3a17c7 | 1 | <?php |
b3b48f61 AD |
2 | /* |
3 | * WARNING! | |
4 | * | |
5 | * If you modify this file, you are ON YOUR OWN! | |
6 | * | |
7 | * Believe it or not, all of the checks below are required to succeed for | |
8 | * tt-rss to actually function properly. | |
9 | * | |
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. | |
14 | * | |
15 | * If you come crying when stuff inevitably breaks, you will be mocked and told | |
16 | * to get out. */ | |
618e2d35 | 17 | |
24ff3b44 AD |
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); | |
20 | ||
21 | return $url_path; | |
22 | } | |
23 | ||
6322ac79 | 24 | function initial_sanity_check() { |
d8735fc8 | 25 | |
5be0ba92 | 26 | $errors = array(); |
d8735fc8 | 27 | |
5be0ba92 AD |
28 | if (!file_exists("config.php")) { |
29 | array_push($errors, "Configuration file not found. Looks like you forgot to copy config.php-dist to config.php and edit it."); | |
30 | } else { | |
8fc26c41 | 31 | |
5be0ba92 | 32 | require_once "sanity_config.php"; |
c798704b | 33 | |
d0c6dd29 AD |
34 | if (file_exists("install") && !file_exists("config.php")) { |
35 | array_push($errors, "Please copy config.php-dist to config.php or run the installer in install/"); | |
36 | } | |
37 | ||
72679db8 AD |
38 | if (strpos(PLUGINS, "auth_") === FALSE) { |
39 | array_push($errors, "Please enable at least one authentication module via PLUGINS constant in config.php"); | |
40 | } | |
41 | ||
5be0ba92 AD |
42 | if (function_exists('posix_getuid') && posix_getuid() == 0) { |
43 | array_push($errors, "Please don't run this script as root."); | |
44 | } | |
ef8be8ea | 45 | |
1b113281 | 46 | if (version_compare(PHP_VERSION, '5.3.0', '<')) { |
9170056c | 47 | array_push($errors, "PHP version 5.3.0 or newer required."); |
79f946be AD |
48 | } |
49 | ||
5be0ba92 | 50 | if (CONFIG_VERSION != EXPECTED_CONFIG_VERSION) { |
545ca067 | 51 | array_push($errors, "Configuration file (config.php) has incorrect version. Update it with new options from config.php-dist and set CONFIG_VERSION to the correct value."); |
5be0ba92 | 52 | } |
ef8be8ea | 53 | |
5be0ba92 AD |
54 | if (!is_writable(CACHE_DIR . "/images")) { |
55 | array_push($errors, "Image cache is not writable (chmod -R 777 ".CACHE_DIR."/images)"); | |
56 | } | |
ef8be8ea | 57 | |
3306daec AD |
58 | if (!is_writable(CACHE_DIR . "/upload")) { |
59 | array_push($errors, "Upload cache is not writable (chmod -R 777 ".CACHE_DIR."/upload)"); | |
60 | } | |
61 | ||
5be0ba92 AD |
62 | if (!is_writable(CACHE_DIR . "/export")) { |
63 | array_push($errors, "Data export cache is not writable (chmod -R 777 ".CACHE_DIR."/export)"); | |
09e8bdfd | 64 | } |
ef8be8ea | 65 | |
c670a80d AD |
66 | if (!is_writable(CACHE_DIR . "/js")) { |
67 | array_push($errors, "Javascript cache is not writable (chmod -R 777 ".CACHE_DIR."/js)"); | |
68 | } | |
69 | ||
5276b7c7 | 70 | if (strlen(FEED_CRYPT_KEY) > 0 && strlen(FEED_CRYPT_KEY) != 24) { |
044cff2d AD |
71 | array_push($errors, "FEED_CRYPT_KEY should be exactly 24 characters in length."); |
72 | } | |
73 | ||
5276b7c7 | 74 | if (strlen(FEED_CRYPT_KEY) > 0 && !function_exists("mcrypt_decrypt")) { |
044cff2d AD |
75 | array_push($errors, "FEED_CRYPT_KEY requires mcrypt functions which are not found."); |
76 | } | |
77 | ||
5be0ba92 AD |
78 | if (GENERATED_CONFIG_CHECK != EXPECTED_CONFIG_VERSION) { |
79 | array_push($errors, | |
80 | "Configuration option checker sanity_config.php is outdated, please recreate it using ./utils/regen_config_checks.sh"); | |
81 | } | |
ef8be8ea | 82 | |
5be0ba92 AD |
83 | foreach ($requred_defines as $d) { |
84 | if (!defined($d)) { | |
85 | array_push($errors, | |
86 | "Required configuration file parameter $d is not defined in config.php. You might need to copy it from config.php-dist."); | |
87 | } | |
88 | } | |
89 | ||
5be0ba92 | 90 | if (SINGLE_USER_MODE) { |
a42c55f0 | 91 | $result = db_query("SELECT id FROM ttrss_users WHERE id = 1"); |
50e7dd7d | 92 | |
6322ac79 AD |
93 | if (db_num_rows($result) != 1) { |
94 | array_push($errors, "SINGLE_USER_MODE is enabled in config.php but default admin account is not found."); | |
09e8bdfd | 95 | } |
50e7dd7d | 96 | } |
b03b2631 | 97 | |
5be0ba92 | 98 | if (SELF_URL_PATH == "http://yourserver/tt-rss/") { |
24ff3b44 AD |
99 | $urlpath = preg_replace("/\w+\.php$/", "", make_self_url_path()); |
100 | ||
101 | array_push($errors, | |
102 | "Please set SELF_URL_PATH to the correct value for your server (possible value: <b>$urlpath</b>)"); | |
09e8bdfd | 103 | } |
17c0eeba | 104 | |
5be0ba92 AD |
105 | if (!is_writable(ICONS_DIR)) { |
106 | array_push($errors, "ICONS_DIR defined in config.php is not writable (chmod -R 777 ".ICONS_DIR.").\n"); | |
107 | } | |
17c0eeba | 108 | |
5be0ba92 AD |
109 | if (!is_writable(LOCK_DIRECTORY)) { |
110 | array_push($errors, "LOCK_DIRECTORY defined in config.php is not writable (chmod -R 777 ".LOCK_DIRECTORY.").\n"); | |
111 | } | |
2604ad7d | 112 | |
5be0ba92 AD |
113 | if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) { |
114 | array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL."); | |
115 | } | |
78a5c296 | 116 | |
5be0ba92 AD |
117 | if (!function_exists("json_encode")) { |
118 | array_push($errors, "PHP support for JSON is required, but was not found."); | |
119 | } | |
edfab7bd | 120 | |
95a10c12 | 121 | if (DB_TYPE == "mysql" && !function_exists("mysql_connect") && !function_exists("mysqli_connect")) { |
5be0ba92 AD |
122 | array_push($errors, "PHP support for MySQL is required for configured DB_TYPE in config.php."); |
123 | } | |
f6370f36 | 124 | |
5be0ba92 AD |
125 | if (DB_TYPE == "pgsql" && !function_exists("pg_connect")) { |
126 | array_push($errors, "PHP support for PostgreSQL is required for configured DB_TYPE in config.php"); | |
127 | } | |
7bb8d39a | 128 | |
5be0ba92 AD |
129 | if (!function_exists("mb_strlen")) { |
130 | array_push($errors, "PHP support for mbstring functions is required but was not found."); | |
131 | } | |
fe2f004c | 132 | |
5be0ba92 AD |
133 | if (!function_exists("hash")) { |
134 | array_push($errors, "PHP support for hash() function is required but was not found."); | |
135 | } | |
7bb8d39a | 136 | |
5be0ba92 AD |
137 | if (!function_exists("ctype_lower")) { |
138 | array_push($errors, "PHP support for ctype functions are required by HTMLPurifier."); | |
139 | } | |
7bb8d39a | 140 | |
8b45a5d9 AD |
141 | if (!function_exists("iconv")) { |
142 | array_push($errors, "PHP support for iconv is required to handle multiple charsets."); | |
143 | } | |
144 | ||
e2b0054b | 145 | /* if (ini_get("safe_mode")) { |
5be0ba92 | 146 | array_push($errors, "PHP safe mode setting is not supported."); |
e2b0054b | 147 | } */ |
7bb8d39a | 148 | |
5be0ba92 AD |
149 | if ((PUBSUBHUBBUB_HUB || PUBSUBHUBBUB_ENABLED) && !function_exists("curl_init")) { |
150 | array_push($errors, "PHP support for CURL is required for PubSubHubbub."); | |
151 | } | |
7bb8d39a | 152 | |
5be0ba92 AD |
153 | if (!class_exists("DOMDocument")) { |
154 | array_push($errors, "PHP support for DOMDocument is required, but was not found."); | |
155 | } | |
09e8bdfd | 156 | } |
f5b429ef | 157 | |
5be0ba92 AD |
158 | if (count($errors) > 0 && $_SERVER['REQUEST_URI']) { ?> |
159 | <html> | |
160 | <head> | |
161 | <title>Startup failed</title> | |
162 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> | |
163 | <link rel="stylesheet" type="text/css" href="utility.css"> | |
164 | </head> | |
165 | <body> | |
884d1650 AD |
166 | <div class="floatingLogo"><img src="images/logo_small.png"></div> |
167 | <div class="content"> | |
7bb8d39a | 168 | |
5be0ba92 | 169 | <h1>Startup failed</h1> |
e2bcd11b | 170 | |
5be0ba92 AD |
171 | <p>Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade. Please fix |
172 | errors indicated by the following messages:</p> | |
76a259c2 | 173 | |
5be0ba92 | 174 | <?php foreach ($errors as $error) { echo format_error($error); } ?> |
e6a63a1c | 175 | |
5be0ba92 AD |
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> | |
884d1650 AD |
179 | |
180 | </div> | |
09e8bdfd AD |
181 | </body> |
182 | </html> | |
f56c6cd4 | 183 | |
5be0ba92 AD |
184 | <?php |
185 | die; | |
186 | } else if (count($errors) > 0) { | |
187 | echo "Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade.\n"; | |
188 | echo "Please fix errors indicated by the following messages:\n\n"; | |
189 | ||
190 | foreach ($errors as $error) { | |
191 | echo " * $error\n"; | |
192 | } | |
193 | ||
383b0090 | 194 | echo "\nYou might want to check tt-rss wiki or the forums for more information.\n"; |
5be0ba92 AD |
195 | echo "Please search the forums before creating new topic for your question.\n"; |
196 | ||
197 | exit(-1); | |
198 | } | |
ef8be8ea AD |
199 | } |
200 | ||
6322ac79 | 201 | initial_sanity_check(); |
5be0ba92 | 202 | |
66581886 | 203 | ?> |