install/index.php

   1 <html>
   2 <head>
   3         <title>Tiny Tiny RSS - Installer</title>
   4         <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   5         <link rel="stylesheet" type="text/css" href="../utility.css">
   6         <style type="text/css">
   7         textarea { font-size : 12px; }
   8         </style>
   9 </head>
  10 <body>
  11
  12 <?
  13         function sanity_check($db_type) {
  14                 $errors = array();
  15
  16                 if (version_compare(PHP_VERSION, '5.3.0', '<')) {
  17                         array_push($errors, "PHP version 5.3.0 or newer required.");
  18                 }
  19
  20                 if (ini_get("open_basedir")) {
  21                         array_push($errors, "PHP configuration option open_basedir is not supported. Please disable this in PHP settings file (php.ini).");
  22                 }
  23
  24                 if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
  25                         array_push($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.");
  26                 }
  27
  28                 if (!function_exists("json_encode")) {
  29                         array_push($errors, "PHP support for JSON is required, but was not found.");
  30                 }
  31
  32                 if ($db_type == "mysql" && !function_exists("mysql_connect")) {
  33                         array_push($errors, "PHP support for MySQL is required for configured $db_type in config.php.");
  34                 }
  35
  36                 if ($db_type == "pgsql" && !function_exists("pg_connect")) {
  37                         array_push($errors, "PHP support for PostgreSQL is required for configured $db_type in config.php");
  38                 }
  39
  40                 if (!function_exists("mb_strlen")) {
  41                         array_push($errors, "PHP support for mbstring functions is required but was not found.");
  42                 }
  43
  44                 if (!function_exists("hash")) {
  45                         array_push($errors, "PHP support for hash() function is required but was not found.");
  46                 }
  47
  48                 if (!function_exists("ctype_lower")) {
  49                         array_push($errors, "PHP support for ctype functions are required by HTMLPurifier.");
  50                 }
  51
  52                 if (!function_exists("iconv")) {
  53                         array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
  54                 }
  55
  56                 /* if (ini_get("safe_mode")) {
  57                         array_push($errors, "PHP safe mode setting is not supported.");
  58                 } */
  59
  60                 if ((PUBSUBHUBBUB_HUB || PUBSUBHUBBUB_ENABLED) && !function_exists("curl_init")) {
  61                         array_push($errors, "PHP support for CURL is required for PubSubHubbub.");
  62                 }
  63
  64                 if (!class_exists("DOMDocument")) {
  65                         array_push($errors, "PHP support for DOMDocument is required, but was not found.");
  66                 }
  67
  68                 return $errors;
  69         }
  70
  71         function print_error($msg) {
  72                 print "<div class='error'><img src='../images/sign_excl.svg'> $msg</div>";
  73         }
  74
  75         function print_notice($msg) {
  76                 print "<div class=\"notice\">
  77                         <img src=\"../images/sign_info.svg\">$msg</div>";
  78         }
  79
  80         function db_connect($host, $user, $pass, $db, $type) {
  81                 if ($type == "pgsql") {
  82
  83                         $string = "dbname=$db user=$user";
  84
  85                         if ($pass) {
  86                                 $string .= " password=$pass";
  87                         }
  88
  89                         if ($host) {
  90                                 $string .= " host=$host";
  91                         }
  92
  93                         if (defined('DB_PORT')) {
  94                                 $string = "$string port=" . DB_PORT;
  95                         }
  96
  97                         $link = pg_connect($string);
  98
  99                         return $link;
 100
 101                 } else if ($type == "mysql") {
 102                         $link = mysql_connect($host, $user, $pass);
 103                         if ($link) {
 104                                 $result = mysql_select_db($db, $link);
 105                                 return $link;
 106                         }
 107                 }
 108         }
 109
 110         function db_query($link, $query, $type, $die_on_error = true) {
 111                 if ($type == "pgsql") {
 112                         $result = pg_query($link, $query);
 113                         if (!$result) {
 114                                 $query = htmlspecialchars($query); // just in case
 115                                 if ($die_on_error) {
 116                                         die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
 117                                 }
 118                         }
 119                         return $result;
 120                 } else if ($type == "mysql") {
 121                         $result = mysql_query($query, $link);
 122                         if (!$result) {
 123                                 $query = htmlspecialchars($query);
 124                                 if ($die_on_error) {
 125                                         die("Query <i>$query</i> failed: " . ($link ? mysql_error($link) : "No connection"));
 126                                 }
 127                         }
 128                         return $result;
 129                 }
 130         }
 131
 132 ?>
 133
 134 <div class="floatingLogo"><img src="../images/logo_wide.png"></div>
 135
 136 <h1>Tiny Tiny RSS Installer</h1>
 137
 138 <?php
 139         if (file_exists("../config.php")) {
 140                 require "../config.php";
 141
 142                 if (!defined('_INSTALLER_IGNORE_CONFIG_CHECK')) {
 143                         print_error("Error: config.php already exists; aborting.");
 144                         exit;
 145                 }
 146         }
 147
 148         @$op = $_REQUEST['op'];
 149
 150         @$DB_HOST = strip_tags($_POST['DB_HOST']);
 151         @$DB_TYPE = strip_tags($_POST['DB_TYPE']);
 152         @$DB_USER = strip_tags($_POST['DB_USER']);
 153         @$DB_NAME = strip_tags($_POST['DB_NAME']);
 154         @$DB_PASS = strip_tags($_POST['DB_PASS']);
 155         @$DB_PORT = strip_tags($_POST['DB_PORT']);
 156
 157 ?>
 158
 159 <h2>Database settings</h2>
 160
 161 <form action="" method="post">
 162 <input type="hidden" name="op" value="testconfig">
 163
 164 <?php
 165         $issel_pgsql = $DB_TYPE == "pgsql" ? "selected" : "";
 166         $issel_mysql = $DB_TYPE == "mysql" ? "selected" : "";
 167 ?>
 168
 169 <fieldset>
 170         <label>Database type</label>
 171         <select name="DB_TYPE">
 172                 <option <?php echo $issel_pgsql ?> value="pgsql">PostgreSQL</option>
 173                 <option <?php echo $issel_mysql ?> value="mysql">MySQL</option>
 174         </select>
 175 </fieldset>
 176
 177 <fieldset>
 178         <label>Username</label>
 179         <input required name="DB_USER" size="20" value="<?php echo $DB_USER ?>"/>
 180 </fieldset>
 181
 182 <fieldset>
 183         <label>Password</label>
 184         <input required name="DB_PASS" size="20" type="password" value="<?php echo $DB_PASS ?>"/>
 185 </fieldset>
 186
 187 <fieldset>
 188         <label>Database name</label>
 189         <input name="DB_NAME" size="20" value="<?php echo $DB_NAME ?>"/>
 190 </fieldset>
 191
 192 <fieldset>
 193         <label>Host name</label>
 194         <input  name="DB_HOST" placeholder="if needed" size="20" value="<?php echo $DB_HOST ?>"/>
 195 </fieldset>
 196
 197 <fieldset>
 198         <label>Port</label>
 199         <input name="DB_PORT" placeholder="if needed, PgSQL only" size="20" value="<?php echo $DB_PORT ?>"/>
 200 </fieldset>
 201
 202 <p><input type="submit" value="Test configuration"></p>
 203
 204 </form>
 205
 206 <?php if ($op == 'testconfig') { ?>
 207
 208         <h2>Checking configuration</h2>
 209
 210         <?php
 211                 $errors = sanity_check($DB_TYPE);
 212
 213                 if (count($errors) > 0) {
 214                         print "<p>Some configuration tests failed. Please correct them before continuing.</p>";
 215
 216                         print "<ul>";
 217
 218                         foreach ($errors as $error) {
 219                                 print "<li style='color : red'>$error</li>";
 220                         }
 221
 222                         print "</ul>";
 223
 224                         exit;
 225                 }
 226
 227         ?>
 228
 229         <h2>Checking database</h2>
 230
 231         <?php
 232                 $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE);
 233
 234                 if (!$link) {
 235                         print_error("Unable to connect to database using specified parameters.");
 236                         exit;
 237                 }
 238
 239                 print_notice("Database test succeeded."); ?>
 240
 241                         <h2>Initialize database</h2>
 242
 243                         <p>Before you can start using tt-rss, database needs to be initialized. Click on the button below to do that now.</p>
 244
 245                         <?php
 246                                 $result = db_query($link, "SELECT true FROM ttrss_feeds", $DB_TYPE, false);
 247
 248                                 if ($result) {
 249                                         print_error("Existing tt-rss tables will be removed from the database. If you would like to keep your data, skip database initialization.");
 250                                         $need_confirm = true;
 251                                 } else {
 252                                         $need_confirm = false;
 253                                 }
 254                         ?>
 255
 256                         <table><tr><td>
 257                         <form method="post">
 258                                 <input type="hidden" name="op" value="installschema">
 259
 260                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 261                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 262                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 263                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 264                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 265                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 266
 267                                 <?php if ($need_confirm) { ?>
 268                                         <p><input onclick="return confirm('Please read the warning above. Continue?')" type="submit" value="Initialize database" style="color : red"></p>
 269                                 <?php } else { ?>
 270                                         <p><input type="submit" value="Initialize database" style="color : red"></p>
 271                                 <?php } ?>
 272                         </form>
 273
 274                         </td><td>
 275                         <form method="post">
 276                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 277                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 278                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 279                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 280                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 281                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 282
 283                                 <input type="hidden" name="op" value="skipschema">
 284                                 <p><input type="submit" value="Skip initialization"></p>
 285                         </form>
 286
 287                         </td></tr></table>
 288
 289                         <?php
 290
 291                 } else if ($op == 'installschema' || $op == 'skipschema') {
 292
 293                         $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE);
 294
 295                         if (!$link) {
 296                                 print_error("Unable to connect to database using specified parameters.");
 297                                 exit;
 298                         }
 299
 300                         if ($op == 'installschema') {
 301
 302                                 print "<h2>Initializing database...</h2>";
 303
 304                                 $lines = explode(";", preg_replace("/[\r\n]/", "", file_get_contents("../schema/ttrss_schema_".basename($DB_TYPE).".sql")));
 305
 306                                 foreach ($lines as $line) {
 307                                         if (strpos($line, "--") !== 0 && $line) {
 308                                                 db_query($link, $line, $DB_TYPE);
 309                                         }
 310                                 }
 311
 312                                 print_notice("Database initialization completed.");
 313
 314                         } else {
 315                                 print_notice("Database initialization skipped.");
 316                         }
 317
 318                         print "<h2>Generated configuration file</h2>";
 319
 320                         print "<p>Copy following text and save as <b>config.php</b> in tt-rss main directory. It is suggested to read through the file to the end in case you need any options changed fom default values.</p>";
 321
 322                         print "<textarea cols=\"80\" rows=\"20\" name=\"config\">";
 323                         $data = explode("\n", file_get_contents("../config.php-dist"));
 324
 325                         foreach ($data as $line) {
 326                                 if (preg_match("/define\('DB_TYPE'/", $line)) {
 327                                         echo "\tdefine('DB_TYPE', '$DB_TYPE');\n";
 328                                 } else if (preg_match("/define\('DB_HOST'/", $line)) {
 329                                         echo "\tdefine('DB_HOST', '$DB_HOST');\n";
 330                                 } else if (preg_match("/define\('DB_USER'/", $line)) {
 331                                         echo "\tdefine('DB_USER', '$DB_USER');\n";
 332                                 } else if (preg_match("/define\('DB_NAME'/", $line)) {
 333                                         echo "\tdefine('DB_NAME', '$DB_NAME');\n";
 334                                 } else if (preg_match("/define\('DB_PASS'/", $line)) {
 335                                         echo "\tdefine('DB_PASS', '$DB_PASS');\n";
 336                                 } else if (preg_match("/define\('DB_PORT'/", $line)) {
 337                                         echo "\tdefine('DB_PORT', '$DB_PORT');\n";
 338
 339                                 } else {
 340                                         print "$line\n";
 341                                 }
 342                         }
 343
 344                         print "</textarea>";
 345
 346                         print "<p>You can generate the file again by changing the form above.</p>";
 347                 }
 348         ?>
 349
 350
 351 </body>
 352 </html>