install/index.php

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