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                 $finished = false;
 130
 131                 foreach ($data as $line) {
 132                         if (preg_match("/define\('DB_TYPE'/", $line)) {
 133                                 $rv .= "\tdefine('DB_TYPE', '$DB_TYPE');\n";
 134                         } else if (preg_match("/define\('DB_HOST'/", $line)) {
 135                                 $rv .= "\tdefine('DB_HOST', '$DB_HOST');\n";
 136                         } else if (preg_match("/define\('DB_USER'/", $line)) {
 137                                 $rv .= "\tdefine('DB_USER', '$DB_USER');\n";
 138                         } else if (preg_match("/define\('DB_NAME'/", $line)) {
 139                                 $rv .= "\tdefine('DB_NAME', '$DB_NAME');\n";
 140                         } else if (preg_match("/define\('DB_PASS'/", $line)) {
 141                                 $rv .= "\tdefine('DB_PASS', '$DB_PASS');\n";
 142                         } else if (preg_match("/define\('DB_PORT'/", $line)) {
 143                                 $rv .= "\tdefine('DB_PORT', '$DB_PORT');\n";
 144                         } else if (preg_match("/define\('SELF_URL_PATH'/", $line)) {
 145                                 $rv .= "\tdefine('SELF_URL_PATH', '$SELF_URL_PATH');\n";
 146                         } else if (!$finished) {
 147                                 $rv .= "$line\n";
 148                         }
 149
 150                         if (preg_match("/\?\>/", $line)) {
 151                                 $finished = true;
 152                         }
 153                 }
 154
 155                 return $rv;
 156         }
 157
 158         function db_query($link, $query, $type, $die_on_error = true) {
 159                 if ($type == "pgsql") {
 160                         $result = pg_query($link, $query);
 161                         if (!$result) {
 162                                 $query = htmlspecialchars($query); // just in case
 163                                 if ($die_on_error) {
 164                                         die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
 165                                 }
 166                         }
 167                         return $result;
 168                 } else if ($type == "mysql") {
 169
 170                         $result = mysqli_query($link, $query);
 171
 172                         if (!$result) {
 173                                 $query = htmlspecialchars($query);
 174                                 if ($die_on_error) {
 175                                         die("Query <i>$query</i> failed: " . ($link ? mysqli_error($link) : "No connection"));
 176                                 }
 177                         }
 178                         return $result;
 179                 }
 180         }
 181
 182         function make_self_url_path() {
 183                 $url_path = ((!isset($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != "on") ? 'http://' :  'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
 184
 185                 return $url_path;
 186         }
 187
 188 ?>
 189
 190 <div class="floatingLogo"><img src="../images/logo_small.png"></div>
 191
 192 <h1>Tiny Tiny RSS Installer</h1>
 193
 194 <div class='content'>
 195
 196 <?php
 197
 198         if (file_exists("../config.php")) {
 199                 require "../config.php";
 200
 201                 if (!defined('_INSTALLER_IGNORE_CONFIG_CHECK')) {
 202                         print_error("Error: config.php already exists in tt-rss directory; aborting.");
 203                         exit;
 204                 }
 205         }
 206
 207         @$op = $_REQUEST['op'];
 208
 209         @$DB_HOST = strip_tags($_POST['DB_HOST']);
 210         @$DB_TYPE = strip_tags($_POST['DB_TYPE']);
 211         @$DB_USER = strip_tags($_POST['DB_USER']);
 212         @$DB_NAME = strip_tags($_POST['DB_NAME']);
 213         @$DB_PASS = strip_tags($_POST['DB_PASS']);
 214         @$DB_PORT = strip_tags($_POST['DB_PORT']);
 215         @$SELF_URL_PATH = strip_tags($_POST['SELF_URL_PATH']);
 216
 217         if (!$SELF_URL_PATH) {
 218                 $SELF_URL_PATH = preg_replace("/\/install\/$/", "/", make_self_url_path());
 219         }
 220 ?>
 221
 222 <form action="" method="post">
 223 <input type="hidden" name="op" value="testconfig">
 224
 225 <h2>Database settings</h2>
 226
 227 <?php
 228         $issel_pgsql = $DB_TYPE == "pgsql" ? "selected" : "";
 229         $issel_mysql = $DB_TYPE == "mysql" ? "selected" : "";
 230 ?>
 231
 232 <fieldset>
 233         <label>Database type</label>
 234         <select name="DB_TYPE">
 235                 <option <?php echo $issel_pgsql ?> value="pgsql">PostgreSQL</option>
 236                 <option <?php echo $issel_mysql ?> value="mysql">MySQL</option>
 237         </select>
 238 </fieldset>
 239
 240 <fieldset>
 241         <label>Username</label>
 242         <input class="input input-text" required name="DB_USER" size="20" value="<?php echo $DB_USER ?>"/>
 243 </fieldset>
 244
 245 <fieldset>
 246         <label>Password</label>
 247         <input class="input input-text" name="DB_PASS" size="20" type="password" value="<?php echo $DB_PASS ?>"/>
 248 </fieldset>
 249
 250 <fieldset>
 251         <label>Database name</label>
 252         <input class="input input-text" required name="DB_NAME" size="20" value="<?php echo $DB_NAME ?>"/>
 253 </fieldset>
 254
 255 <fieldset>
 256         <label>Host name</label>
 257         <input class="input input-text" name="DB_HOST" size="20" value="<?php echo $DB_HOST ?>"/>
 258         <span class="hint">If needed</span>
 259 </fieldset>
 260
 261 <fieldset>
 262         <label>Port</label>
 263         <input class="input input-text" name="DB_PORT" type="number" size="20" value="<?php echo $DB_PORT ?>"/>
 264         <span class="hint">Usually 3306 for MySQL or 5432 for PostgreSQL</span>
 265 </fieldset>
 266
 267 <h2>Other settings</h2>
 268
 269 <p>This should be set to the location your Tiny Tiny RSS will be available on.</p>
 270
 271 <fieldset>
 272         <label>Tiny Tiny RSS URL</label>
 273         <input class="input input-text" type="url" name="SELF_URL_PATH" placeholder="<?php echo $SELF_URL_PATH; ?>" size="60" value="<?php echo $SELF_URL_PATH ?>"/>
 274 </fieldset>
 275
 276
 277 <p><input type="submit" value="Test configuration"></p>
 278
 279 </form>
 280
 281 <?php if ($op == 'testconfig') { ?>
 282
 283         <h2>Checking configuration</h2>
 284
 285         <?php
 286                 $errors = sanity_check($DB_TYPE);
 287
 288                 if (count($errors) > 0) {
 289                         print "<p>Some configuration tests failed. Please correct them before continuing.</p>";
 290
 291                         print "<ul>";
 292
 293                         foreach ($errors as $error) {
 294                                 print "<li style='color : red'>$error</li>";
 295                         }
 296
 297                         print "</ul>";
 298
 299                         exit;
 300                 }
 301
 302                 $notices = array();
 303
 304                 if (!function_exists("curl_init")) {
 305                         array_push($notices, "It is highly recommended to enable support for CURL in PHP.");
 306                 }
 307
 308                 if (function_exists("curl_init") && ini_get("open_basedir")) {
 309                         array_push($notices, "CURL and open_basedir combination breaks support for HTTP redirects. See the FAQ for more information.");
 310                 }
 311
 312                 if (!function_exists("idn_to_ascii")) {
 313                         array_push($notices, "PHP support for Internationalization Functions is required to handle Internationalized Domain Names.");
 314                 }
 315
 316                 if (count($notices) > 0) {
 317                         print_notice("Configuration check succeeded with minor problems:");
 318
 319                         print "<ul>";
 320
 321                         foreach ($notices as $notice) {
 322                                 print "<li>$notice</li>";
 323                         }
 324
 325                         print "</ul>";
 326                 } else {
 327                         print_notice("Configuration check succeeded.");
 328                 }
 329
 330         ?>
 331
 332         <h2>Checking database</h2>
 333
 334         <?php
 335                 $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
 336
 337                 if (!$link) {
 338                         print_error("Unable to connect to database using specified parameters.");
 339                         exit;
 340                 }
 341
 342                 print_notice("Database test succeeded."); ?>
 343
 344                         <h2>Initialize database</h2>
 345
 346                         <p>Before you can start using tt-rss, database needs to be initialized. Click on the button below to do that now.</p>
 347
 348                         <?php
 349                                 $result = @db_query($link, "SELECT true FROM ttrss_feeds", $DB_TYPE, false);
 350
 351                                 if ($result) {
 352                                         print_error("Existing tt-rss tables will be removed from the database. If you would like to keep your data, skip database initialization.");
 353                                         $need_confirm = true;
 354                                 } else {
 355                                         $need_confirm = false;
 356                                 }
 357                         ?>
 358
 359                         <table><tr><td>
 360                         <form method="post">
 361                                 <input type="hidden" name="op" value="installschema">
 362
 363                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 364                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 365                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 366                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 367                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 368                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 369                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 370
 371                                 <?php if ($need_confirm) { ?>
 372                                         <p><input onclick="return confirm('Please read the warning above. Continue?')" type="submit" value="Initialize database" style="color : red"></p>
 373                                 <?php } else { ?>
 374                                         <p><input type="submit" value="Initialize database" style="color : red"></p>
 375                                 <?php } ?>
 376                         </form>
 377
 378                         </td><td>
 379                         <form method="post">
 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 $SELF_URL_PATH ?>"/>
 387
 388                                 <input type="hidden" name="op" value="skipschema">
 389                                 <p><input type="submit" value="Skip initialization"></p>
 390                         </form>
 391
 392                         </td></tr></table>
 393
 394                         <?php
 395
 396                 } else if ($op == 'installschema' || $op == 'skipschema') {
 397
 398                         $link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
 399
 400                         if (!$link) {
 401                                 print_error("Unable to connect to database using specified parameters.");
 402                                 exit;
 403                         }
 404
 405                         if ($op == 'installschema') {
 406
 407                                 print "<h2>Initializing database...</h2>";
 408
 409                                 $lines = explode(";", preg_replace("/[\r\n]/", "", file_get_contents("../schema/ttrss_schema_".basename($DB_TYPE).".sql")));
 410
 411                                 foreach ($lines as $line) {
 412                                         if (strpos($line, "--") !== 0 && $line) {
 413                                                 db_query($link, $line, $DB_TYPE);
 414                                         }
 415                                 }
 416
 417                                 print_notice("Database initialization completed.");
 418
 419                         } else {
 420                                 print_notice("Database initialization skipped.");
 421                         }
 422
 423                         print "<h2>Generated configuration file</h2>";
 424
 425                         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>";
 426
 427                         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>"; ?>
 428
 429                         <form action="" method="post">
 430                                 <input type="hidden" name="op" value="saveconfig">
 431                                 <input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
 432                                 <input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
 433                                 <input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
 434                                 <input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
 435                                 <input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
 436                                 <input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
 437                                 <input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
 438                         <?php print "<textarea cols=\"80\" rows=\"20\">";
 439                         echo make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
 440                                 $DB_PORT, $SELF_URL_PATH);
 441                         print "</textarea>"; ?>
 442
 443                         <?php if (is_writable("..")) { ?>
 444                                 <p>We can also try saving the file automatically now.</p>
 445
 446                                 <p><input type="submit" value="Save configuration"></p>
 447                                 </form>
 448                         <?php } else {
 449                                 print_error("Unfortunately, parent directory is not writable, so we're unable to save config.php automatically.");
 450                         }
 451
 452                    print_notice("You can generate the file again by changing the form above.");
 453
 454                 } else if ($op == "saveconfig") {
 455
 456                         print "<h2>Saving configuration file to parent directory...</h2>";
 457
 458                         if (!file_exists("../config.php")) {
 459
 460                                 $fp = fopen("../config.php", "w");
 461
 462                                 if ($fp) {
 463                                         $written = fwrite($fp, make_config($DB_TYPE, $DB_HOST,
 464                                                 $DB_USER, $DB_NAME, $DB_PASS,
 465                                                 $DB_PORT, $SELF_URL_PATH));
 466
 467                                         if ($written > 0) {
 468                                                 print_notice("Successfully saved config.php. You can try <a href=\"..\">loading tt-rss now</a>.");
 469
 470                                         } else {
 471                                                 print_notice("Unable to write into config.php in tt-rss directory.");
 472                                         }
 473
 474                                         fclose($fp);
 475                                 } else {
 476                                         print_error("Unable to open config.php in tt-rss directory for writing.");
 477                                 }
 478                         } else {
 479                                 print_error("config.php already present in tt-rss directory, refusing to overwrite.");
 480                         }
 481                 }
 482         ?>
 483
 484 </div>
 485
 486 </body>
 487 </html>