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="../css/utility.css">
   6         <style type="text/css">
   7         textarea { font-size : 12px; }
   8         </style>
   9 </head>
  10 <body>
  11
  12 <?php
  13
  14         // could be needed because of existing config.php
  15         function define_default($param, $value) {
  16                 //
  17         }
  18
  19         function make_password($length = 8) {
  20
  21                 $password = "";
  22                 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ*%+^";
  23
  24         $i = 0;
  25
  26                 while ($i < $length) {
  27                         $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
  28
  29                         if (!strstr($password, $char)) {
  30                                 $password .= $char;
  31                                 $i++;
  32                         }
  33                 }
  34                 return $password;
  35         }
  36
  37
  38         function sanity_check($db_type) {
  39                 $errors = array();
  40
  41                 if (version_compare(PHP_VERSION, '5.3.0', '<')) {
  42                         array_push($errors, "PHP version 5.3.0 or newer required.");
  43                 }
  44
  45                 if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
  46                         array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL.");
  47                 }
  48
  49                 if (!function_exists("json_encode")) {
  50                         array_push($errors, "PHP support for JSON is required, but was not found.");
  51                 }
  52
  53                 if ($db_type == "mysql" && !function_exists("mysql_connect") && !function_exists("mysqli_connect")) {
  54                         array_push($errors, "PHP support for MySQL is required for configured $db_type in config.php.");
  55                 }
  56
  57                 if ($db_type == "pgsql" && !function_exists("pg_connect")) {
  58                         array_push($errors, "PHP support for PostgreSQL is required for configured $db_type in config.php");
  59                 }
  60
  61                 if (!function_exists("mb_strlen")) {
  62                         array_push($errors, "PHP support for mbstring functions is required but was not found.");
  63                 }
  64
  65                 if (!function_exists("hash")) {
  66                         array_push($errors, "PHP support for hash() function is required but was not found.");
  67                 }
  68
  69                 if (!function_exists("ctype_lower")) {
  70                         array_push($errors, "PHP support for ctype functions are required by HTMLPurifier.");
  71                 }
  72
  73                 if (!function_exists("iconv")) {
  74                         array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
  75                 }
  76
  77                 /* if (ini_get("safe_mode")) {
  78                         array_push($errors, "PHP safe mode setting is not supported.");
  79                 } */
  80
  81                 if (!class_exists("DOMDocument")) {
  82                         array_push($errors, "PHP support for DOMDocument is required, but was not found.");
  83                 }
  84
  85                 return $errors;
  86         }
  87
  88         function print_error($msg) {
  89                 print "<div class='error'><span><img src='../images/alert.png'></span>
  90                         <span>$msg</span></div>";
  91         }
  92
  93         function print_notice($msg) {
  94                 print "<div class=\"notice\">
  95                         <span><img src=\"../images/information.png\"></span><span>$msg</span></div>";
  96         }
  97
  98         function db_connect($host, $user, $pass, $db, $type, $port = false) {
  99                 if ($type == "pgsql") {
 100
 101                         $string = "dbname=$db user=$user";
 102
 103                         if ($pass) {
 104                                 $string .= " password=$pass";
 105                         }
 106
 107                         if ($host) {
 108                                 $string .= " host=$host";
 109                         }
 110
 111                         if ($port) {
 112                                 $string = "$string port=" . $port;
 113                         }
 114
 115                         $link = pg_connect($string);
 116
 117                         return $link;
 118
 119                 } else if ($type == "mysql") {
 120                         if (function_exists("mysqli_connect")) {
 121                                 if ($port)
 122                                         return mysqli_connect($host, $user, $pass, $db, $port);
 123                                 else
 124                                         return mysqli_connect($host, $user, $pass, $db);
 125
 126                         } else {
 127                                 $link = mysql_connect($host, $user, $pass);
 128                                 if ($link) {
 129                                         $result = mysql_select_db($db, $link);
 130                                         if ($result) return $link;
 131                                 }
 132                         }
 133                 }
 134         }
 135
 136         function make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
 137                         $DB_PORT, $SELF_URL_PATH) {
 138
 139                 $data = explode("\n", file_get_contents("../config.php-dist"));
 140
 141                 $rv = "";
 142
 143                 $finished = false;
 144
 145                 if (function_exists("mcrypt_decrypt")) {
 146                         $crypt_key = make_password(24);
 147                 } else {
 148                         $crypt_key = "";
 149                 }
 150
 151                 foreach ($data as $line) {
 152                         if (preg_match("/define\('DB_TYPE'/", $line)) {
 153                                 $rv .= "\tdefine('DB_TYPE', '$DB_TYPE');\n";
 154                         } else if (preg_match("/define\('DB_HOST'/", $line)) {
 155                                 $rv .= "\tdefine('DB_HOST', '$DB_HOST');\n";
 156                         } else if (preg_match("/define\('DB_USER'/", $line)) {
 157                                 $rv .= "\tdefine('DB_USER', '$DB_USER');\n";
 158                         } else if (preg_match("/define\('DB_NAME'/", $line)) {
 159                                 $rv .= "\tdefine('DB_NAME', '$DB_NAME');\n";
 160                         } else if (preg_match("/define\('DB_PASS'/", $line)) {
 161                                 $rv .= "\tdefine('DB_PASS', '$DB_PASS');\n";
 162                         } else if (preg_match("/define\('DB_PORT'/", $line)) {
 163                                 $rv .= "\tdefine('DB_PORT', '$DB_PORT');\n";
 164                         } else if (preg_match("/define\('SELF_URL_PATH'/", $line)) {
 165                                 $rv .= "\tdefine('SELF_URL_PATH', '$SELF_URL_PATH');\n";
 166                         } else if (preg_match("/define\('FEED_CRYPT_KEY'/", $line)) {
 167                                 $rv .= "\tdefine('FEED_CRYPT_KEY', '$crypt_key');\n";
 168                         } else if (!$finished) {
 169                                 $rv .= "$line\n";
 170                         }
 171
 172                         if (preg_match("/\?\>/", $line)) {
 173                                 $finished = true;
 174                         }
 175                 }
 176
 177                 return $rv;
 178         }
 179
 180         function db_query($link, $query, $type, $die_on_error = true) {
 181                 if ($type == "pgsql") {
 182                         $result = pg_query($link, $query);
 183                         if (!$result) {
 184                                 $query = htmlspecialchars($query); // just in case
 185                                 if ($die_on_error) {
 186                                         die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
 187                                 }
 188                         }
 189                         return $result;
 190                 } else if ($type == "mysql") {
 191
 192                         if (function_exists("mysqli_connect")) {
 193                                 $result = mysqli_query($link, $query);
 194                         } else {
 195                                 $result = mysql_query($query, $link);
 196                         }
 197                         if (!$result) {
 198                                 $query = htmlspecialchars($query);
 199                                 if ($die_on_error) {
 200                                         die("Query <i>$query</i> failed: " . ($link ? function_exists("mysqli_connect") ? mysqli_error($link) : mysql_error($link) : "No connection"));
 201                                 }
 202                         }
 203                         return $result;
 204                 }
 205         }
 206
 207         function make_self_url_path() {
 208                 $url_path = ((!isset($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != "on") ? 'http://' :  'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
 209
 210                 return $url_path;
 211         }
 212
 213 ?>
 214
 215 <div class="floatingLogo"><img src="../images/logo_small.png"></div>
 216
 217 <h1>Tiny Tiny RSS Installer</h1>
 218
 219 <div class='content'>
 220
 221 <?php
 222
 223         if (file_exists("../config.php")) {
 224                 require "../config.php";
 225
 226                 if (!defined('_INSTALLER_IGNORE_CONFIG_CHECK')) {
 227                         print_error("Error: config.php already exists in tt-rss directory; aborting.");
 228                         exit;
 229                 }
 230         }
 231
 232         @$op = $_REQUEST['op'];
 233
 234         @$DB_HOST = strip_tags($_POST['DB_HOST']);
 235         @$DB_TYPE = strip_tags($_POST['DB_TYPE']);
 236         @$DB_USER = strip_tags($_POST['DB_USER']);
 237         @$DB_NAME = strip_tags($_POST['DB_NAME']);
 238         @$DB_PASS = strip_tags($_POST['DB_PASS']);
 239         @$DB_PORT = strip_tags($_POST['DB_PORT']);
 240         @$SELF_URL_PATH = strip_tags($_POST['SELF_URL_PATH']);
 241
 242         if (!$SELF_URL_PATH) {
 243                 $SELF_URL_PATH = preg_replace("/\/install\/$/", "/", make_self_url_path());
 244         }
 245 ?>
 246
 247 <form action="" method="post">
 248 <input type="hidden" name="op" value="testconfig">
 249
 250 <h2>Database settings</h2>
 251
 252 <?php
 253         $issel_pgsql = $DB_TYPE == "pgsql" ? "selected" : "";
 254         $issel_mysql = $DB_TYPE == "mysql" ? "selected" : "";
 255 ?>
 256
 257 <fieldset>
 258         <label>Database type</label>
 259         <select name="DB_TYPE">
 260                 <option <?php echo $issel_pgsql ?> value="pgsql">PostgreSQL</option>
 261                 <option <?php echo $issel_mysql ?> value="mysql">MySQL</option>
 262         </select>
 263 </fieldset>
 264
 265 <fieldset>
 266         <label>Username</label>
 267         <input required name="DB_USER" size="20" value="<?php echo $DB_USER ?>"/>
 268 </fieldset>
 269
 270 <fieldset>
 271         <label>Password</label>
 272         <input required name="DB_PASS" size="20" type="password" value="<?php echo $DB_PASS ?>"/>
 273 </fieldset>
 274
 275 <fieldset>
 276         <label>Database name</label>
 277         <input required name="DB_NAME" size="20" value="<?php echo $DB_NAME ?>"/>
 278 </fieldset>
 279
 280 <fieldset>
 281         <label>Host name</label>
 282         <input name="DB_HOST" size="20" value="<?php echo $DB_HOST ?>"/>
 283         <span class="hint">If needed</span>
 284 </fieldset>
 285
 286 <fieldset>
 287         <label>Port</label>
 288         <input name="DB_PORT" type="number" size="20" value="<?php echo $DB_PORT ?>"/>
 289         <span class="hint">Usually 3306 for MySQL or 5432 for PostgreSQL</span>
 290 </fieldset>
 291
 292 <h2>Other settings</h2>
 293
 294 <p>This should be set to the location your Tiny Tiny RSS will be available on.</p>
 295
 296 <fieldset>
 297         <label>Tiny Tiny RSS URL</label>
 298         <input type="url" name="SELF_URL_PATH" placeholder="<?php echo $SELF_URL_PATH; ?>" size="60" value="<?php echo $SELF_URL_PATH ?>"/>
 299 </fieldset>
 300
 301
 302 <p><input type="submit" value="Test configuration"></p>
 303
 304 </form>
 305
 306 <?php if ($op == 'testconfig') { ?>
 307
 308         <h2>Checking configuration</h2>
 309
 310         <?php
 311                 $errors = sanity_check($DB_TYPE);
 312
 313                 if (count($errors) > 0) {
 314                         print "<p>Some configuration tests failed. Please correct them before continuing.</p>";
 315
 316                         print "<ul>";
 317
 318                         foreach ($errors as $error) {
 319                                 print "<li style='color : red'>$error</li>";
 320                         }
 321
 322                         print "</ul>";
 323
 324                         exit;
 325                 }
 326
 327                 $notices = array();
 328
 329                 if (!function_exists("curl_init")) {
 330                         array_push($notices, "It is highly recommended to enable support for CURL in PHP.");
 331                 }
 332
 333                 if (count($notices) > 0) {
 334                         print_notice("Configuration check succeeded with minor problems:");
 335
 336                         print "<ul>";
 337
 338                         foreach ($notices as $notice) {
 339                                 print "<li>$notice</li>";
 340                         }
 341
 342                         print "</ul>";
 343                 } else {
 344                         print_notice("Configuration check succeeded.");
 345                 }
 346
 347         ?>
 348
 349         <h2>Checking database</h2>
 350
 351         <?php
 352                 $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
 353
 354                 if (!$link) {
 355                         print_error("Unable to connect to database using specified parameters.");
 356                         exit;
 357                 }
 358
 359                 print_notice("Database test succeeded."); ?>
 360
 361                         <h2>Initialize database</h2>
 362
 363                         <p>Before you can start using tt-rss, database needs to be initialized. Click on the button below to do that now.</p>
 364
 365                         <?php
 366                                 $result = @db_query($link, "SELECT true FROM ttrss_feeds", $DB_TYPE, false);
 367
 368                                 if ($result) {
 369                                         print_error("Existing tt-rss tables will be removed from the database. If you would like to keep your data, skip database initialization.");
 370                                         $need_confirm = true;
 371                                 } else {
 372                                         $need_confirm = false;
 373                                 }
 374                         ?>
 375
 376                         <table><tr><td>
 377                         <form method="post">
 378                                 <input type="hidden" name="op" value="installschema">
 379
 380                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 381                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 382                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 383                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 384                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 385                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 386                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 387
 388                                 <?php if ($need_confirm) { ?>
 389                                         <p><input onclick="return confirm('Please read the warning above. Continue?')" type="submit" value="Initialize database" style="color : red"></p>
 390                                 <?php } else { ?>
 391                                         <p><input type="submit" value="Initialize database" style="color : red"></p>
 392                                 <?php } ?>
 393                         </form>
 394
 395                         </td><td>
 396                         <form method="post">
 397                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 398                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 399                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 400                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 401                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 402                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 403                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 404
 405                                 <input type="hidden" name="op" value="skipschema">
 406                                 <p><input type="submit" value="Skip initialization"></p>
 407                         </form>
 408
 409                         </td></tr></table>
 410
 411                         <?php
 412
 413                 } else if ($op == 'installschema' || $op == 'skipschema') {
 414
 415                         $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
 416
 417                         if (!$link) {
 418                                 print_error("Unable to connect to database using specified parameters.");
 419                                 exit;
 420                         }
 421
 422                         if ($op == 'installschema') {
 423
 424                                 print "<h2>Initializing database...</h2>";
 425
 426                                 $lines = explode(";", preg_replace("/[\r\n]/", "", file_get_contents("../schema/ttrss_schema_".basename($DB_TYPE).".sql")));
 427
 428                                 foreach ($lines as $line) {
 429                                         if (strpos($line, "--") !== 0 && $line) {
 430                                                 db_query($link, $line, $DB_TYPE);
 431                                         }
 432                                 }
 433
 434                                 print_notice("Database initialization completed.");
 435
 436                         } else {
 437                                 print_notice("Database initialization skipped.");
 438                         }
 439
 440                         print "<h2>Generated configuration file</h2>";
 441
 442                         print "<p>Copy following text and save as <code>config.php</code> 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>";
 443
 444                         print "<p>After copying the file, you will be able to login with default username and password combination: <code>admin</code> and <code>password</code>. Don't forget to change the password immediately!</p>"; ?>
 445
 446                         <form action="" method="post">
 447                                 <input type="hidden" name="op" value="saveconfig">
 448                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 449                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 450                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 451                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 452                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 453                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 454                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 455                         <?php print "<textarea cols=\"80\" rows=\"20\">";
 456                         echo make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
 457                                 $DB_PORT, $SELF_URL_PATH);
 458                         print "</textarea>"; ?>
 459
 460                         <?php if (is_writable("..")) { ?>
 461                                 <p>We can also try saving the file automatically now.</p>
 462
 463                                 <p><input type="submit" value="Save configuration"></p>
 464                                 </form>
 465                         <?php } else {
 466                                 print_error("Unfortunately, parent directory is not writable, so we're unable to save config.php automatically.");
 467                         }
 468
 469                    print_notice("You can generate the file again by changing the form above.");
 470
 471                 } else if ($op == "saveconfig") {
 472
 473                         print "<h2>Saving configuration file to parent directory...</h2>";
 474
 475                         if (!file_exists("../config.php")) {
 476
 477                                 $fp = fopen("../config.php", "w");
 478
 479                                 if ($fp) {
 480                                         $written = fwrite($fp, make_config($DB_TYPE, $DB_HOST,
 481                                                 $DB_USER, $DB_NAME, $DB_PASS,
 482                                                 $DB_PORT, $SELF_URL_PATH));
 483
 484                                         if ($written > 0) {
 485                                                 print_notice("Successfully saved config.php. You can try <a href=\"..\">loading tt-rss now</a>.");
 486
 487                                         } else {
 488                                                 print_notice("Unable to write into config.php in tt-rss directory.");
 489                                         }
 490
 491                                         fclose($fp);
 492                                 } else {
 493                                         print_error("Unable to open config.php in tt-rss directory for writing.");
 494                                 }
 495                         } else {
 496                                 print_error("config.php already present in tt-rss directory, refusing to overwrite.");
 497                         }
 498                 }
 499         ?>
 500
 501 </div>
 502
 503 </body>
 504 </html>