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