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         <link rel="stylesheet" type="text/css" href="../css/dijit.css">
   7         <style type="text/css">
   8         textarea { font-size : 12px; }
   9         </style>
  10 </head>
  11 <body class="claro">
  12
  13 <?php
  14
  15         // could be needed because of existing config.php
  16         function define_default($param, $value) {
  17                 //
  18         }
  19
  20         function make_password($length = 8) {
  21
  22                 $password = "";
  23                 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ*%+^";
  24
  25         $i = 0;
  26
  27                 while ($i < $length) {
  28                         $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
  29
  30                         if (!strstr($password, $char)) {
  31                                 $password .= $char;
  32                                 $i++;
  33                         }
  34                 }
  35                 return $password;
  36         }
  37
  38
  39         function sanity_check($db_type) {
  40                 $errors = array();
  41
  42                 if (version_compare(PHP_VERSION, '5.4.0', '<')) {
  43                         array_push($errors, "PHP version 5.4.0 or newer required.");
  44                 }
  45
  46                 if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
  47                         array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL.");
  48                 }
  49
  50                 if (!function_exists("json_encode")) {
  51                         array_push($errors, "PHP support for JSON is required, but was not found.");
  52                 }
  53
  54                 if ($db_type == "mysql" && !function_exists("mysqli_connect")) {
  55                         array_push($errors, "PHP support for MySQL is required for configured $db_type in config.php.");
  56                 }
  57
  58                 if ($db_type == "pgsql" && !function_exists("pg_connect")) {
  59                         array_push($errors, "PHP support for PostgreSQL is required for configured $db_type in config.php");
  60                 }
  61
  62                 if (!function_exists("mb_strlen")) {
  63                         array_push($errors, "PHP support for mbstring functions is required but was not found.");
  64                 }
  65
  66                 if (!function_exists("hash")) {
  67                         array_push($errors, "PHP support for hash() function is required but was not found.");
  68                 }
  69
  70                 if (!function_exists("iconv")) {
  71                         array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
  72                 }
  73
  74                 if (ini_get("safe_mode")) {
  75                         array_push($errors, "PHP safe mode setting is obsolete and not supported by tt-rss.");
  76                 }
  77
  78                 if (!class_exists("DOMDocument")) {
  79                         array_push($errors, "PHP support for DOMDocument is required, but was not found.");
  80                 }
  81
  82                 return $errors;
  83         }
  84
  85         function print_error($msg) {
  86                 print "<div class='alert alert-error'>$msg</div>";
  87         }
  88
  89         function print_notice($msg) {
  90                 print "<div class=\"alert alert-info\">$msg</div>";
  91         }
  92
  93         function db_connect($host, $user, $pass, $db, $type, $port = false) {
  94                 if ($type == "pgsql") {
  95
  96                         $string = "dbname=$db user=$user";
  97
  98                         if ($pass) {
  99                                 $string .= " password=$pass";
 100                         }
 101
 102                         if ($host) {
 103                                 $string .= " host=$host";
 104                         }
 105
 106                         if ($port) {
 107                                 $string = "$string port=" . $port;
 108                         }
 109
 110                         $link = pg_connect($string);
 111
 112                         return $link;
 113
 114                 } else if ($type == "mysql") {
 115                         if ($port)
 116                                 return mysqli_connect($host, $user, $pass, $db, $port);
 117                         else
 118                                 return mysqli_connect($host, $user, $pass, $db);
 119                 }
 120         }
 121
 122         function make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
 123                         $DB_PORT, $SELF_URL_PATH) {
 124
 125                 $data = explode("\n", file_get_contents("../config.php-dist"));
 126
 127                 $rv = "";
 128
 129                 $finished = false;
 130
 131                 if (function_exists("mcrypt_decrypt")) {
 132                         $crypt_key = make_password(24);
 133                 } else {
 134                         $crypt_key = "";
 135                 }
 136
 137                 foreach ($data as $line) {
 138                         if (preg_match("/define\('DB_TYPE'/", $line)) {
 139                                 $rv .= "\tdefine('DB_TYPE', '$DB_TYPE');\n";
 140                         } else if (preg_match("/define\('DB_HOST'/", $line)) {
 141                                 $rv .= "\tdefine('DB_HOST', '$DB_HOST');\n";
 142                         } else if (preg_match("/define\('DB_USER'/", $line)) {
 143                                 $rv .= "\tdefine('DB_USER', '$DB_USER');\n";
 144                         } else if (preg_match("/define\('DB_NAME'/", $line)) {
 145                                 $rv .= "\tdefine('DB_NAME', '$DB_NAME');\n";
 146                         } else if (preg_match("/define\('DB_PASS'/", $line)) {
 147                                 $rv .= "\tdefine('DB_PASS', '$DB_PASS');\n";
 148                         } else if (preg_match("/define\('DB_PORT'/", $line)) {
 149                                 $rv .= "\tdefine('DB_PORT', '$DB_PORT');\n";
 150                         } else if (preg_match("/define\('SELF_URL_PATH'/", $line)) {
 151                                 $rv .= "\tdefine('SELF_URL_PATH', '$SELF_URL_PATH');\n";
 152                         } else if (preg_match("/define\('FEED_CRYPT_KEY'/", $line)) {
 153                                 $rv .= "\tdefine('FEED_CRYPT_KEY', '$crypt_key');\n";
 154                         } else if (!$finished) {
 155                                 $rv .= "$line\n";
 156                         }
 157
 158                         if (preg_match("/\?\>/", $line)) {
 159                                 $finished = true;
 160                         }
 161                 }
 162
 163                 return $rv;
 164         }
 165
 166         function db_query($link, $query, $type, $die_on_error = true) {
 167                 if ($type == "pgsql") {
 168                         $result = pg_query($link, $query);
 169                         if (!$result) {
 170                                 $query = htmlspecialchars($query); // just in case
 171                                 if ($die_on_error) {
 172                                         die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
 173                                 }
 174                         }
 175                         return $result;
 176                 } else if ($type == "mysql") {
 177
 178                         $result = mysqli_query($link, $query);
 179
 180                         if (!$result) {
 181                                 $query = htmlspecialchars($query);
 182                                 if ($die_on_error) {
 183                                         die("Query <i>$query</i> failed: " . ($link ? mysqli_error($link) : "No connection"));
 184                                 }
 185                         }
 186                         return $result;
 187                 }
 188         }
 189
 190         function make_self_url_path() {
 191                 $url_path = ((!isset($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != "on") ? 'http://' :  'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
 192
 193                 return $url_path;
 194         }
 195
 196 ?>
 197
 198 <div class="floatingLogo"><img src="../images/logo_small.png"></div>
 199
 200 <h1>Tiny Tiny RSS Installer</h1>
 201
 202 <div class='content'>
 203
 204 <?php
 205
 206         if (file_exists("../config.php")) {
 207                 require "../config.php";
 208
 209                 if (!defined('_INSTALLER_IGNORE_CONFIG_CHECK')) {
 210                         print_error("Error: config.php already exists in tt-rss directory; aborting.");
 211                         exit;
 212                 }
 213         }
 214
 215         @$op = $_REQUEST['op'];
 216
 217         @$DB_HOST = strip_tags($_POST['DB_HOST']);
 218         @$DB_TYPE = strip_tags($_POST['DB_TYPE']);
 219         @$DB_USER = strip_tags($_POST['DB_USER']);
 220         @$DB_NAME = strip_tags($_POST['DB_NAME']);
 221         @$DB_PASS = strip_tags($_POST['DB_PASS']);
 222         @$DB_PORT = strip_tags($_POST['DB_PORT']);
 223         @$SELF_URL_PATH = strip_tags($_POST['SELF_URL_PATH']);
 224
 225         if (!$SELF_URL_PATH) {
 226                 $SELF_URL_PATH = preg_replace("/\/install\/$/", "/", make_self_url_path());
 227         }
 228 ?>
 229
 230 <form action="" method="post">
 231 <input type="hidden" name="op" value="testconfig">
 232
 233 <h2>Database settings</h2>
 234
 235 <?php
 236         $issel_pgsql = $DB_TYPE == "pgsql" ? "selected" : "";
 237         $issel_mysql = $DB_TYPE == "mysql" ? "selected" : "";
 238 ?>
 239
 240 <fieldset>
 241         <label>Database type</label>
 242         <select name="DB_TYPE">
 243                 <option <?php echo $issel_pgsql ?> value="pgsql">PostgreSQL</option>
 244                 <option <?php echo $issel_mysql ?> value="mysql">MySQL</option>
 245         </select>
 246 </fieldset>
 247
 248 <fieldset>
 249         <label>Username</label>
 250         <input class="input input-text" required name="DB_USER" size="20" value="<?php echo $DB_USER ?>"/>
 251 </fieldset>
 252
 253 <fieldset>
 254         <label>Password</label>
 255         <input class="input input-text" name="DB_PASS" size="20" type="password" value="<?php echo $DB_PASS ?>"/>
 256 </fieldset>
 257
 258 <fieldset>
 259         <label>Database name</label>
 260         <input class="input input-text" required name="DB_NAME" size="20" value="<?php echo $DB_NAME ?>"/>
 261 </fieldset>
 262
 263 <fieldset>
 264         <label>Host name</label>
 265         <input class="input input-text" name="DB_HOST" size="20" value="<?php echo $DB_HOST ?>"/>
 266         <span class="hint">If needed</span>
 267 </fieldset>
 268
 269 <fieldset>
 270         <label>Port</label>
 271         <input class="input input-text" name="DB_PORT" type="number" size="20" value="<?php echo $DB_PORT ?>"/>
 272         <span class="hint">Usually 3306 for MySQL or 5432 for PostgreSQL</span>
 273 </fieldset>
 274
 275 <h2>Other settings</h2>
 276
 277 <p>This should be set to the location your Tiny Tiny RSS will be available on.</p>
 278
 279 <fieldset>
 280         <label>Tiny Tiny RSS URL</label>
 281         <input class="input input-text" type="url" name="SELF_URL_PATH" placeholder="<?php echo $SELF_URL_PATH; ?>" size="60" value="<?php echo $SELF_URL_PATH ?>"/>
 282 </fieldset>
 283
 284
 285 <p><input type="submit" value="Test configuration"></p>
 286
 287 </form>
 288
 289 <?php if ($op == 'testconfig') { ?>
 290
 291         <h2>Checking configuration</h2>
 292
 293         <?php
 294                 $errors = sanity_check($DB_TYPE);
 295
 296                 if (count($errors) > 0) {
 297                         print "<p>Some configuration tests failed. Please correct them before continuing.</p>";
 298
 299                         print "<ul>";
 300
 301                         foreach ($errors as $error) {
 302                                 print "<li style='color : red'>$error</li>";
 303                         }
 304
 305                         print "</ul>";
 306
 307                         exit;
 308                 }
 309
 310                 $notices = array();
 311
 312                 if (!function_exists("curl_init")) {
 313                         array_push($notices, "It is highly recommended to enable support for CURL in PHP.");
 314                 }
 315
 316                 if (function_exists("curl_init") && ini_get("open_basedir")) {
 317                         array_push($notices, "CURL and open_basedir combination breaks support for HTTP redirects. See the FAQ for more information.");
 318                 }
 319
 320                 if (count($notices) > 0) {
 321                         print_notice("Configuration check succeeded with minor problems:");
 322
 323                         print "<ul>";
 324
 325                         foreach ($notices as $notice) {
 326                                 print "<li>$notice</li>";
 327                         }
 328
 329                         print "</ul>";
 330                 } else {
 331                         print_notice("Configuration check succeeded.");
 332                 }
 333
 334         ?>
 335
 336         <h2>Checking database</h2>
 337
 338         <?php
 339                 $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
 340
 341                 if (!$link) {
 342                         print_error("Unable to connect to database using specified parameters.");
 343                         exit;
 344                 }
 345
 346                 print_notice("Database test succeeded."); ?>
 347
 348                         <h2>Initialize database</h2>
 349
 350                         <p>Before you can start using tt-rss, database needs to be initialized. Click on the button below to do that now.</p>
 351
 352                         <?php
 353                                 $result = @db_query($link, "SELECT true FROM ttrss_feeds", $DB_TYPE, false);
 354
 355                                 if ($result) {
 356                                         print_error("Existing tt-rss tables will be removed from the database. If you would like to keep your data, skip database initialization.");
 357                                         $need_confirm = true;
 358                                 } else {
 359                                         $need_confirm = false;
 360                                 }
 361                         ?>
 362
 363                         <table><tr><td>
 364                         <form method="post">
 365                                 <input type="hidden" name="op" value="installschema">
 366
 367                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 368                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 369                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 370                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 371                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 372                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 373                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 374
 375                                 <?php if ($need_confirm) { ?>
 376                                         <p><input onclick="return confirm('Please read the warning above. Continue?')" type="submit" value="Initialize database" style="color : red"></p>
 377                                 <?php } else { ?>
 378                                         <p><input type="submit" value="Initialize database" style="color : red"></p>
 379                                 <?php } ?>
 380                         </form>
 381
 382                         </td><td>
 383                         <form method="post">
 384                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 385                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 386                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 387                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 388                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 389                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 390                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 391
 392                                 <input type="hidden" name="op" value="skipschema">
 393                                 <p><input type="submit" value="Skip initialization"></p>
 394                         </form>
 395
 396                         </td></tr></table>
 397
 398                         <?php
 399
 400                 } else if ($op == 'installschema' || $op == 'skipschema') {
 401
 402                         $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
 403
 404                         if (!$link) {
 405                                 print_error("Unable to connect to database using specified parameters.");
 406                                 exit;
 407                         }
 408
 409                         if ($op == 'installschema') {
 410
 411                                 print "<h2>Initializing database...</h2>";
 412
 413                                 $lines = explode(";", preg_replace("/[\r\n]/", "", file_get_contents("../schema/ttrss_schema_".basename($DB_TYPE).".sql")));
 414
 415                                 foreach ($lines as $line) {
 416                                         if (strpos($line, "--") !== 0 && $line) {
 417                                                 db_query($link, $line, $DB_TYPE);
 418                                         }
 419                                 }
 420
 421                                 print_notice("Database initialization completed.");
 422
 423                         } else {
 424                                 print_notice("Database initialization skipped.");
 425                         }
 426
 427                         print "<h2>Generated configuration file</h2>";
 428
 429                         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>";
 430
 431                         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>"; ?>
 432
 433                         <form action="" method="post">
 434                                 <input type="hidden" name="op" value="saveconfig">
 435                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 436                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 437                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 438                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 439                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 440                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 441                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 442                         <?php print "<textarea cols=\"80\" rows=\"20\">";
 443                         echo make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
 444                                 $DB_PORT, $SELF_URL_PATH);
 445                         print "</textarea>"; ?>
 446
 447                         <?php if (is_writable("..")) { ?>
 448                                 <p>We can also try saving the file automatically now.</p>
 449
 450                                 <p><input type="submit" value="Save configuration"></p>
 451                                 </form>
 452                         <?php } else {
 453                                 print_error("Unfortunately, parent directory is not writable, so we're unable to save config.php automatically.");
 454                         }
 455
 456                    print_notice("You can generate the file again by changing the form above.");
 457
 458                 } else if ($op == "saveconfig") {
 459
 460                         print "<h2>Saving configuration file to parent directory...</h2>";
 461
 462                         if (!file_exists("../config.php")) {
 463
 464                                 $fp = fopen("../config.php", "w");
 465
 466                                 if ($fp) {
 467                                         $written = fwrite($fp, make_config($DB_TYPE, $DB_HOST,
 468                                                 $DB_USER, $DB_NAME, $DB_PASS,
 469                                                 $DB_PORT, $SELF_URL_PATH));
 470
 471                                         if ($written > 0) {
 472                                                 print_notice("Successfully saved config.php. You can try <a href=\"..\">loading tt-rss now</a>.");
 473
 474                                         } else {
 475                                                 print_notice("Unable to write into config.php in tt-rss directory.");
 476                                         }
 477
 478                                         fclose($fp);
 479                                 } else {
 480                                         print_error("Unable to open config.php in tt-rss directory for writing.");
 481                                 }
 482                         } else {
 483                                 print_error("config.php already present in tt-rss directory, refusing to overwrite.");
 484                         }
 485                 }
 486         ?>
 487
 488 </div>
 489
 490 </body>
 491 </html>