install.php

   1 <?php
   2 /**
   3  * Dokuwiki installation assistance
   4  *
   5  * @author      Chris Smith <chris@jalakai.co.uk>
   6  */
   7
   8 if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/');
   9 if(!defined('DOKU_CONF')) define('DOKU_CONF',DOKU_INC.'conf/');
  10 if(!defined('DOKU_LOCAL')) define('DOKU_LOCAL',DOKU_INC.'conf/');
  11
  12 require_once(DOKU_INC.'inc/PassHash.class.php');
  13
  14 // check for error reporting override or set error reporting to sane values
  15 if (!defined('DOKU_E_LEVEL')) { error_reporting(E_ALL ^ E_NOTICE); }
  16 else { error_reporting(DOKU_E_LEVEL); }
  17
  18 // kill magic quotes
  19 if (get_magic_quotes_gpc() && !defined('MAGIC_QUOTES_STRIPPED')) {
  20     if (!empty($_GET))    remove_magic_quotes($_GET);
  21     if (!empty($_POST))   remove_magic_quotes($_POST);
  22     if (!empty($_COOKIE)) remove_magic_quotes($_COOKIE);
  23     if (!empty($_REQUEST)) remove_magic_quotes($_REQUEST);
  24     @ini_set('magic_quotes_gpc', 0);
  25     define('MAGIC_QUOTES_STRIPPED',1);
  26 }
  27 if (function_exists('set_magic_quotes_runtime')) @set_magic_quotes_runtime(0);
  28 @ini_set('magic_quotes_sybase',0);
  29
  30 // language strings
  31 require_once(DOKU_INC.'inc/lang/en/lang.php');
  32 if(isset($_REQUEST['l']) && !is_array($_REQUEST['l'])) {
  33     $LC = preg_replace('/[^a-z\-]+/','',$_REQUEST['l']);
  34 }
  35 if(empty($LC)) $LC = 'en';
  36 if($LC && $LC != 'en' ) {
  37     require_once(DOKU_INC.'inc/lang/'.$LC.'/lang.php');
  38 }
  39
  40 // initialise variables ...
  41 $error = array();
  42
  43 $dokuwiki_hash = array(
  44     '2005-09-22'   => 'e33223e957b0b0a130d0520db08f8fb7',
  45     '2006-03-05'   => '51295727f79ab9af309a2fd9e0b61acc',
  46     '2006-03-09'   => '51295727f79ab9af309a2fd9e0b61acc',
  47     '2006-11-06'   => 'b3a8af76845977c2000d85d6990dd72b',
  48     '2007-05-24'   => 'd80f2740c84c4a6a791fd3c7a353536f',
  49     '2007-06-26'   => 'b3ca19c7a654823144119980be73cd77',
  50     '2008-05-04'   => '1e5c42eac3219d9e21927c39e3240aad',
  51     '2009-02-14'   => 'ec8c04210732a14fdfce0f7f6eead865',
  52     '2009-12-25'   => '993c4b2b385643efe5abf8e7010e11f4',
  53     '2010-11-07'   => '7921d48195f4db21b8ead6d9bea801b8',
  54     '2011-05-25'   => '4241865472edb6fa14a1227721008072',
  55     '2011-11-10'   => 'b46ff19a7587966ac4df61cbab1b8b31',
  56     '2012-01-25'   => '72c083c73608fc43c586901fd5dabb74',
  57     '2012-09-10'   => 'eb0b3fc90056fbc12bac6f49f7764df3',
  58     '2013-05-10'   => '7b62b75245f57f122d3e0f8ed7989623',
  59     '2013-12-08'   => '263c76af309fbf083867c18a34ff5214',
  60     '2014-05-05'   => '263c76af309fbf083867c18a34ff5214',
  61     '2015-08-10'   => '263c76af309fbf083867c18a34ff5214',
  62     '2016-06-26'   => 'fd3abb6d89853dacb032907e619fbd73'
  63 );
  64
  65
  66 // begin output
  67 header('Content-Type: text/html; charset=utf-8');
  68 ?>
  69 <!DOCTYPE html>
  70 <html lang="<?php echo $LC?>" dir="<?php echo $lang['direction']?>">
  71 <head>
  72     <meta charset="utf-8" />
  73     <title><?php echo $lang['i_installer']?></title>
  74     <style type="text/css">
  75         body { width: 90%; margin: 0 auto; font: 84% Verdana, Helvetica, Arial, sans-serif; }
  76         img { border: none }
  77         br.cl { clear:both; }
  78         code { font-size: 110%; color: #800000; }
  79         fieldset { border: none }
  80         label { display: block; margin-top: 0.5em; }
  81         select.text, input.text { width: 30em; margin: 0 0.5em; }
  82         a {text-decoration: none}
  83     </style>
  84     <script type="text/javascript">
  85         function acltoggle(){
  86             var cb = document.getElementById('acl');
  87             var fs = document.getElementById('acldep');
  88             if(!cb || !fs) return;
  89             if(cb.checked){
  90                 fs.style.display = '';
  91             }else{
  92                 fs.style.display = 'none';
  93             }
  94         }
  95         window.onload = function(){
  96             acltoggle();
  97             var cb = document.getElementById('acl');
  98             if(cb) cb.onchange = acltoggle;
  99         };
 100     </script>
 101 </head>
 102 <body style="">
 103     <h1 style="float:left">
 104         <img src="lib/exe/fetch.php?media=wiki:dokuwiki-128.png"
 105              style="vertical-align: middle;" alt="" height="64" width="64" />
 106         <?php echo $lang['i_installer']?>
 107     </h1>
 108     <div style="float:right; margin: 1em;">
 109         <?php langsel()?>
 110     </div>
 111     <br class="cl" />
 112
 113     <div style="float: right; width: 34%;">
 114         <?php
 115             if(file_exists(DOKU_INC.'inc/lang/'.$LC.'/install.html')){
 116                 include(DOKU_INC.'inc/lang/'.$LC.'/install.html');
 117             }else{
 118                 print "<div lang=\"en\" dir=\"ltr\">\n";
 119                 include(DOKU_INC.'inc/lang/en/install.html');
 120                 print "</div>\n";
 121             }
 122         ?>
 123         <a style="background: transparent url(data/security.png) left top no-repeat;
 124                   display: block; width:380px; height:73px; border:none; clear:both;"
 125            target="_blank"
 126            href="http://www.dokuwiki.org/security#web_access_security"></a>
 127     </div>
 128
 129     <div style="float: left; width: 58%;">
 130         <?php
 131             if(! (check_functions() && check_permissions()) ){
 132                 echo '<p>'.$lang['i_problems'].'</p>';
 133                 print_errors();
 134                 print_retry();
 135             }elseif(!check_configs()){
 136                 echo '<p>'.$lang['i_modified'].'</p>';
 137                 print_errors();
 138             }elseif(check_data($_REQUEST['d'])){
 139                 // check_data has sanitized all input parameters
 140                 if(!store_data($_REQUEST['d'])){
 141                     echo '<p>'.$lang['i_failure'].'</p>';
 142                     print_errors();
 143                 }else{
 144                     echo '<p>'.$lang['i_success'].'</p>';
 145                 }
 146             }else{
 147                 print_errors();
 148                 print_form($_REQUEST['d']);
 149             }
 150         ?>
 151     </div>
 152
 153
 154 <div style="clear: both">
 155   <a href="http://dokuwiki.org/"><img src="lib/tpl/dokuwiki/images/button-dw.png" alt="driven by DokuWiki" /></a>
 156   <a href="http://php.net"><img src="lib/tpl/dokuwiki/images/button-php.gif" alt="powered by PHP" /></a>
 157 </div>
 158 </body>
 159 </html>
 160 <?php
 161
 162 /**
 163  * Print the input form
 164  *
 165  * @param array $d submitted entry 'd' of request data
 166  */
 167 function print_form($d){
 168     global $lang;
 169     global $LC;
 170
 171     include(DOKU_CONF.'license.php');
 172
 173     if(!is_array($d)) $d = array();
 174     $d = array_map('htmlspecialchars',$d);
 175
 176     if(!isset($d['acl'])) $d['acl']=1;
 177     if(!isset($d['pop'])) $d['pop']=1;
 178
 179     ?>
 180     <form action="" method="post">
 181     <input type="hidden" name="l" value="<?php echo $LC ?>" />
 182     <fieldset>
 183         <label for="title"><?php echo $lang['i_wikiname']?>
 184         <input type="text" name="d[title]" id="title" value="<?php echo $d['title'] ?>" style="width: 20em;" />
 185         </label>
 186
 187         <fieldset style="margin-top: 1em;">
 188             <label for="acl">
 189             <input type="checkbox" name="d[acl]" id="acl" <?php echo(($d['acl'] ? ' checked="checked"' : ''));?> />
 190             <?php echo $lang['i_enableacl']?></label>
 191
 192             <fieldset id="acldep">
 193                 <label for="superuser"><?php echo $lang['i_superuser']?></label>
 194                 <input class="text" type="text" name="d[superuser]" id="superuser" value="<?php echo $d['superuser'] ?>" />
 195
 196                 <label for="fullname"><?php echo $lang['fullname']?></label>
 197                 <input class="text" type="text" name="d[fullname]" id="fullname" value="<?php echo $d['fullname'] ?>" />
 198
 199                 <label for="email"><?php echo $lang['email']?></label>
 200                 <input class="text" type="text" name="d[email]" id="email" value="<?php echo $d['email'] ?>" />
 201
 202                 <label for="password"><?php echo $lang['pass']?></label>
 203                 <input class="text" type="password" name="d[password]" id="password" />
 204
 205                 <label for="confirm"><?php echo $lang['passchk']?></label>
 206                 <input class="text" type="password" name="d[confirm]" id="confirm" />
 207
 208                 <label for="policy"><?php echo $lang['i_policy']?></label>
 209                 <select class="text" name="d[policy]" id="policy">
 210                     <option value="0" <?php echo ($d['policy'] == 0)?'selected="selected"':'' ?>><?php echo $lang['i_pol0']?></option>
 211                     <option value="1" <?php echo ($d['policy'] == 1)?'selected="selected"':'' ?>><?php echo $lang['i_pol1']?></option>
 212                     <option value="2" <?php echo ($d['policy'] == 2)?'selected="selected"':'' ?>><?php echo $lang['i_pol2']?></option>
 213                 </select>
 214
 215                 <label for="allowreg">
 216                     <input type="checkbox" name="d[allowreg]" id="allowreg" <?php echo(($d['allowreg'] ? ' checked="checked"' : ''));?> />
 217                     <?php echo $lang['i_allowreg']?>
 218                 </label>
 219             </fieldset>
 220         </fieldset>
 221
 222         <fieldset>
 223             <p><?php echo $lang['i_license']?></p>
 224             <?php
 225             array_push($license,array('name' => $lang['i_license_none'], 'url'=>''));
 226             if(empty($d['license'])) $d['license'] = 'cc-by-sa';
 227             foreach($license as $key => $lic){
 228                 echo '<label for="lic_'.$key.'">';
 229                 echo '<input type="radio" name="d[license]" value="'.htmlspecialchars($key).'" id="lic_'.$key.'"'.
 230                      (($d['license'] === $key)?' checked="checked"':'').'>';
 231                 echo htmlspecialchars($lic['name']);
 232                 if($lic['url']) echo ' <a href="'.$lic['url'].'" target="_blank"><sup>[?]</sup></a>';
 233                 echo '</label>';
 234             }
 235             ?>
 236         </fieldset>
 237
 238         <fieldset>
 239             <p><?php echo $lang['i_pop_field']?></p>
 240             <label for="pop">
 241                 <input type="checkbox" name="d[pop]" id="pop" <?php echo(($d['pop'] ? ' checked="checked"' : ''));?> />
 242                 <?php echo $lang['i_pop_label']?> <a href="http://www.dokuwiki.org/popularity" target="_blank"><sup>[?]</sup></a>
 243             </label>
 244         </fieldset>
 245
 246     </fieldset>
 247     <fieldset id="process">
 248         <button type="submit" name="submit"><?php echo $lang['btn_save']?></button>
 249     </fieldset>
 250     </form>
 251     <?php
 252 }
 253
 254 function print_retry() {
 255     global $lang;
 256     global $LC;
 257     ?>
 258     <form action="" method="get">
 259       <fieldset>
 260         <input type="hidden" name="l" value="<?php echo $LC ?>" />
 261         <button type="submit"><?php echo $lang['i_retry'];?></button>
 262       </fieldset>
 263     </form>
 264     <?php
 265 }
 266
 267 /**
 268  * Check validity of data
 269  *
 270  * @author Andreas Gohr
 271  *
 272  * @param array $d
 273  * @return bool ok?
 274  */
 275 function check_data(&$d){
 276     static $form_default = array(
 277         'title'     => '',
 278         'acl'       => '1',
 279         'superuser' => '',
 280         'fullname'  => '',
 281         'email'     => '',
 282         'password'  => '',
 283         'confirm'   => '',
 284         'policy'    => '0',
 285         'allowreg'  => '0',
 286         'license'   => 'cc-by-sa'
 287     );
 288     global $lang;
 289     global $error;
 290
 291     if(!is_array($d)) $d = array();
 292     foreach($d as $k => $v) {
 293         if(is_array($v))
 294             unset($d[$k]);
 295         else
 296             $d[$k] = (string)$v;
 297     }
 298
 299     //autolowercase the username
 300     $d['superuser'] = isset($d['superuser']) ? strtolower($d['superuser']) : "";
 301
 302     $ok = false;
 303
 304     if(isset($_REQUEST['submit'])) {
 305         $ok = true;
 306
 307         // check input
 308         if(empty($d['title'])){
 309             $error[] = sprintf($lang['i_badval'],$lang['i_wikiname']);
 310             $ok      = false;
 311         }
 312         if(isset($d['acl'])){
 313             if(!preg_match('/^[a-z0-9_]+$/',$d['superuser'])){
 314                 $error[] = sprintf($lang['i_badval'],$lang['i_superuser']);
 315                 $ok      = false;
 316             }
 317             if(empty($d['password'])){
 318                 $error[] = sprintf($lang['i_badval'],$lang['pass']);
 319                 $ok      = false;
 320             }
 321             elseif(!isset($d['confirm']) || $d['confirm'] != $d['password']){
 322                 $error[] = sprintf($lang['i_badval'],$lang['passchk']);
 323                 $ok      = false;
 324             }
 325             if(empty($d['fullname']) || strstr($d['fullname'],':')){
 326                 $error[] = sprintf($lang['i_badval'],$lang['fullname']);
 327                 $ok      = false;
 328             }
 329             if(empty($d['email']) || strstr($d['email'],':') || !strstr($d['email'],'@')){
 330                 $error[] = sprintf($lang['i_badval'],$lang['email']);
 331                 $ok      = false;
 332             }
 333         }
 334     }
 335     $d = array_merge($form_default, $d);
 336     return $ok;
 337 }
 338
 339 /**
 340  * Writes the data to the config files
 341  *
 342  * @author  Chris Smith <chris@jalakai.co.uk>
 343  *
 344  * @param array $d
 345  * @return bool
 346  */
 347 function store_data($d){
 348     global $LC;
 349     $ok = true;
 350     $d['policy'] = (int) $d['policy'];
 351
 352     // create local.php
 353     $now    = gmdate('r');
 354     $output = <<<EOT
 355 <?php
 356 /**
 357  * Dokuwiki's Main Configuration File - Local Settings
 358  * Auto-generated by install script
 359  * Date: $now
 360  */
 361
 362 EOT;
 363     // add any config options set by a previous installer
 364     $preset = __DIR__.'/install.conf';
 365     if(file_exists($preset)){
 366         $output .= "# preset config options\n";
 367         $output .= file_get_contents($preset);
 368         $output .= "\n\n";
 369         $output .= "# options selected in installer\n";
 370         @unlink($preset);
 371     }
 372
 373     $output .= '$conf[\'title\'] = \''.addslashes($d['title'])."';\n";
 374     $output .= '$conf[\'lang\'] = \''.addslashes($LC)."';\n";
 375     $output .= '$conf[\'license\'] = \''.addslashes($d['license'])."';\n";
 376     if($d['acl']){
 377         $output .= '$conf[\'useacl\'] = 1'.";\n";
 378         $output .= "\$conf['superuser'] = '@admin';\n";
 379     }
 380     if(!$d['allowreg']){
 381         $output .= '$conf[\'disableactions\'] = \'register\''.";\n";
 382     }
 383     $ok = $ok && fileWrite(DOKU_LOCAL.'local.php',$output);
 384
 385     if ($d['acl']) {
 386         // hash the password
 387         $phash = new PassHash();
 388         $pass = $phash->hash_smd5($d['password']);
 389
 390         // create users.auth.php
 391         // --- user:SMD5password:Real Name:email:groups,comma,seperated
 392         $output = join(":",array($d['superuser'], $pass, $d['fullname'], $d['email'], 'admin,user'));
 393         $output = @file_get_contents(DOKU_CONF.'users.auth.php.dist')."\n$output\n";
 394         $ok = $ok && fileWrite(DOKU_LOCAL.'users.auth.php', $output);
 395
 396         // create acl.auth.php
 397         $output = <<<EOT
 398 # acl.auth.php
 399 # <?php exit()?>
 400 # Don't modify the lines above
 401 #
 402 # Access Control Lists
 403 #
 404 # Auto-generated by install script
 405 # Date: $now
 406
 407 EOT;
 408         if($d['policy'] == 2){
 409             $output .=  "*               @ALL          0\n";
 410             $output .=  "*               @user         8\n";
 411         }elseif($d['policy'] == 1){
 412             $output .=  "*               @ALL          1\n";
 413             $output .=  "*               @user         8\n";
 414         }else{
 415             $output .=  "*               @ALL          8\n";
 416         }
 417         $ok = $ok && fileWrite(DOKU_LOCAL.'acl.auth.php', $output);
 418     }
 419
 420     // enable popularity submission
 421     if($d['pop']){
 422         @touch(DOKU_INC.'data/cache/autosubmit.txt');
 423     }
 424
 425     // disable auth plugins til needed
 426     $output = <<<EOT
 427 <?php
 428 /*
 429  * Local plugin enable/disable settings
 430  *
 431  * Auto-generated by install script
 432  * Date: $now
 433  */
 434
 435 \$plugins['authad']    = 0;
 436 \$plugins['authldap']  = 0;
 437 \$plugins['authmysql'] = 0;
 438 \$plugins['authpgsql'] = 0;
 439
 440 EOT;
 441     $ok = $ok && fileWrite(DOKU_LOCAL.'plugins.local.php', $output);
 442
 443     return $ok;
 444 }
 445
 446 /**
 447  * Write the given content to a file
 448  *
 449  * @author  Chris Smith <chris@jalakai.co.uk>
 450  *
 451  * @param string $filename
 452  * @param string $data
 453  * @return bool
 454  */
 455 function fileWrite($filename, $data) {
 456     global $error;
 457     global $lang;
 458
 459     if (($fp = @fopen($filename, 'wb')) === false) {
 460         $filename = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}/', $filename);
 461         $error[]  = sprintf($lang['i_writeerr'],$filename);
 462         return false;
 463     }
 464
 465     if (!empty($data)) { fwrite($fp, $data);  }
 466     fclose($fp);
 467     return true;
 468 }
 469
 470
 471 /**
 472  * check installation dependent local config files and tests for a known
 473  * unmodified main config file
 474  *
 475  * @author      Chris Smith <chris@jalakai.co.uk>
 476  *
 477  * @return bool
 478  */
 479 function check_configs(){
 480     global $error;
 481     global $lang;
 482     global $dokuwiki_hash;
 483
 484     $ok = true;
 485
 486     $config_files = array(
 487         'local' => DOKU_LOCAL.'local.php',
 488         'users' => DOKU_LOCAL.'users.auth.php',
 489         'auth'  => DOKU_LOCAL.'acl.auth.php'
 490     );
 491
 492     // main dokuwiki config file (conf/dokuwiki.php) must not have been modified
 493     $installation_hash = md5(preg_replace("/(\015\012)|(\015)/","\012",
 494                              @file_get_contents(DOKU_CONF.'dokuwiki.php')));
 495     if (!in_array($installation_hash, $dokuwiki_hash)) {
 496         $error[] = sprintf($lang['i_badhash'],$installation_hash);
 497         $ok = false;
 498     }
 499
 500     // configs shouldn't exist
 501     foreach ($config_files as $file) {
 502         if (file_exists($file) && filesize($file)) {
 503             $file    = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}/', $file);
 504             $error[] = sprintf($lang['i_confexists'],$file);
 505             $ok      = false;
 506         }
 507     }
 508     return $ok;
 509 }
 510
 511
 512 /**
 513  * Check other installation dir/file permission requirements
 514  *
 515  * @author      Chris Smith <chris@jalakai.co.uk>
 516  *
 517  * @return bool
 518  */
 519 function check_permissions(){
 520     global $error;
 521     global $lang;
 522
 523     $dirs = array(
 524         'conf'        => DOKU_LOCAL,
 525         'data'        => DOKU_INC.'data',
 526         'pages'       => DOKU_INC.'data/pages',
 527         'attic'       => DOKU_INC.'data/attic',
 528         'media'       => DOKU_INC.'data/media',
 529         'media_attic' => DOKU_INC.'data/media_attic',
 530         'media_meta'  => DOKU_INC.'data/media_meta',
 531         'meta'        => DOKU_INC.'data/meta',
 532         'cache'       => DOKU_INC.'data/cache',
 533         'locks'       => DOKU_INC.'data/locks',
 534         'index'       => DOKU_INC.'data/index',
 535         'tmp'         => DOKU_INC.'data/tmp'
 536     );
 537
 538     $ok = true;
 539     foreach($dirs as $dir){
 540         if(!file_exists("$dir/.") || !is_writable($dir)){
 541             $dir     = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}', $dir);
 542             $error[] = sprintf($lang['i_permfail'],$dir);
 543             $ok      = false;
 544         }
 545     }
 546     return $ok;
 547 }
 548
 549 /**
 550  * Check the availability of functions used in DokuWiki and the PHP version
 551  *
 552  * @author Andreas Gohr <andi@splitbrain.org>
 553  *
 554  * @return bool
 555  */
 556 function check_functions(){
 557     global $error;
 558     global $lang;
 559     $ok = true;
 560
 561     if(version_compare(phpversion(),'5.3.3','<')){
 562         $error[] = sprintf($lang['i_phpver'],phpversion(),'5.3.3');
 563         $ok = false;
 564     }
 565
 566     if(ini_get('mbstring.func_overload') != 0){
 567         $error[] = $lang['i_mbfuncoverload'];
 568         $ok = false;
 569     }
 570
 571     $funcs = explode(' ','addslashes call_user_func chmod copy fgets '.
 572                          'file file_exists fseek flush filesize ftell fopen '.
 573                          'glob header ignore_user_abort ini_get mail mkdir '.
 574                          'ob_start opendir parse_ini_file readfile realpath '.
 575                          'rename rmdir serialize session_start unlink usleep '.
 576                          'preg_replace file_get_contents htmlspecialchars_decode '.
 577                          'spl_autoload_register stream_select fsockopen pack');
 578
 579     if (!function_exists('mb_substr')) {
 580         $funcs[] = 'utf8_encode';
 581         $funcs[] = 'utf8_decode';
 582     }
 583
 584     foreach($funcs as $func){
 585         if(!function_exists($func)){
 586             $error[] = sprintf($lang['i_funcna'],$func);
 587             $ok = false;
 588         }
 589     }
 590     return $ok;
 591 }
 592
 593 /**
 594  * Print language selection
 595  *
 596  * @author Andreas Gohr <andi@splitbrain.org>
 597  */
 598 function langsel(){
 599     global $lang;
 600     global $LC;
 601
 602     $dir = DOKU_INC.'inc/lang';
 603     $dh  = opendir($dir);
 604     if(!$dh) return;
 605
 606     $langs = array();
 607     while (($file = readdir($dh)) !== false) {
 608         if(preg_match('/^[\._]/',$file)) continue;
 609         if(is_dir($dir.'/'.$file) && file_exists($dir.'/'.$file.'/lang.php')){
 610             $langs[] = $file;
 611         }
 612     }
 613     closedir($dh);
 614     sort($langs);
 615
 616     echo '<form action="">';
 617     echo $lang['i_chooselang'];
 618     echo ': <select name="l" onchange="submit()">';
 619     foreach($langs as $l){
 620         $sel = ($l == $LC) ? 'selected="selected"' : '';
 621         echo '<option value="'.$l.'" '.$sel.'>'.$l.'</option>';
 622     }
 623     echo '</select> ';
 624     echo '<button type="submit">'.$lang['btn_update'].'</button>';
 625     echo '</form>';
 626 }
 627
 628 /**
 629  * Print global error array
 630  *
 631  * @author Andreas Gohr <andi@splitbrain.org>
 632  */
 633 function print_errors(){
 634     global $error;
 635     if(!empty($error)) {
 636         echo '<ul>';
 637         foreach ($error as $err){
 638             echo "<li>$err</li>";
 639         }
 640         echo '</ul>';
 641     }
 642 }
 643
 644 /**
 645  * remove magic quotes recursivly
 646  *
 647  * @author Andreas Gohr <andi@splitbrain.org>
 648  *
 649  * @param array $array
 650  */
 651 function remove_magic_quotes(&$array) {
 652     foreach (array_keys($array) as $key) {
 653         if (is_array($array[$key])) {
 654             remove_magic_quotes($array[$key]);
 655         }else {
 656             $array[$key] = stripslashes($array[$key]);
 657         }
 658     }
 659 }
 660