lib/class.page.php

   1 <?php
   2 // $Id$
   3
   4 class page
   5 {
   6         public $sitename = 'Special Ops';
   7         public $title;
   8         public $lang;
   9         public $errors = array();
  10         public $nav = array();
  11
  12         const Pageheader = 1;
  13         const Userheader = 2;
  14         public $headers = 0;
  15
  16         function __construct()
  17         {
  18                 set_error_handler(array($this, 'error_handler'));
  19
  20                 if ( strpos($_SERVER['PHP_SELF'], 'index') === false )
  21                         $this->nav['Board List'] = '.';
  22         }
  23
  24         function pageheader()
  25         {
  26                 global $user, $DB;
  27
  28                 switch ( $user->theme ) {
  29                         case -1:
  30                                 $css = 'default.css'; break;
  31                         case 0:
  32                                 $css = 'u'.$user->userid.'.css'; break;
  33                         default:
  34                                 list($css) = $DB->query('SELECT `css_file` FROM `themes`
  35                                                                                  WHERE `themeid` = '.$user->theme)->fetch_row();
  36                 }
  37
  38                 if ( defined('DEVELOPER') && isset($_GET['viewsrc']) )
  39                         header('Content-Type: text/plain; charset=UTF-8');
  40                 else
  41                         header('Content-Type: application/xhtml+xml; charset=UTF-8');
  42
  43                 echo '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"  "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">',"\n",
  44                 '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-GB">',"\n",
  45                 "<head>\n",
  46                 '       <title>',$this->title,' :: ',$this->sitename,"</title>\n",
  47                 '       <link rel="stylesheet" type="text/css" href="css/',$css,'"/>',"\n",
  48                 "</head>\n\n",
  49                 "<body>\n",
  50                 '<h1>',$this->title,"</h1>\n";
  51
  52                 if ( isset($_POST['logout']) && $user instanceof anonuser )
  53                         echo '<p class="notice">You are now logged out.</p>',"\n";
  54                 elseif ( isset($_POST['login'], $_POST['u'], $_POST['p']) ) {
  55                         if ( $user instanceof authuser ) {
  56                                 $DB->query('UPDATE `users`
  57                                                         SET `last_login_ip` = INET_ATON(\''.$_SERVER['REMOTE_ADDR'].'\')
  58                                                         WHERE `userid` = @userid');
  59                                 echo '<p class="notice">You are now logged in.</p>',"\n";
  60                         } else
  61                                 echo '<p class="error">Username and/or password is invalid.</p>',"\n";
  62                 }
  63
  64                 if ( $user instanceof authuser && $user->password === null )
  65                         echo '<p class="notice">Your password has been reset by an admin.',"\n",
  66                                  '      You should <a href="passwd">set a new one</a>.</p>';
  67
  68                 if ( $this->nav ) {
  69                         echo '<ul id="navbar" class="nl">',"\n";
  70                         foreach ( $this->nav as $title => $url )
  71                                 echo "\t",'<li><a href="',$url,'">',$title,"</a></li>\n";
  72                         echo "</ul>\n\n";
  73                 }
  74
  75                 $this->headers |= self::Pageheader;
  76         }
  77
  78         function errorfooter($type = 'login', $var = null, $var2 = null)
  79         {
  80                 if ( !headers_sent() )
  81                         switch ( $type ) {
  82                                 case 'level':
  83                                 case 'levelpoints':
  84                                         header('HTTP/1.1 403 Forbidden'); break;
  85                                 default:
  86                                         header('HTTP/1.1 400 Bad Request');
  87                         }
  88
  89                 if ( ! ($this->headers & self::Pageheader) )
  90                         $this->pageheader();
  91                 if ( ! ($this->headers & self::Userheader) )
  92                         $user->userheader();
  93                 $messages = array(
  94                         'level'       => 'You must be at least level '.$var.' to view this page.',
  95                         'levelpoints' => 'You must be at least level '.$var.' and have '.$var2.' points to view this page.',
  96                         'login'       => 'You must be logged in to view this page.',
  97                         'logout'      => 'You must be logged out to view this page.',
  98                         'boardid'     => 'Invalid board ID given.',
  99                         'topicid'     => 'Invalid topic ID given.',
 100                         'messageid'   => 'Invalid message ID given.',
 101                         'userid'      => 'Invalid user ID given.',
 102                         'runtime'     => 'A serious error has occured in the page. '.
 103                                                          'If this happens again, please report it to the site owner.'
 104                 );
 105                 echo '<p class="error">',$messages[$type],'</p>';
 106                 $this->pagefooter();
 107         }
 108
 109         function pagefooter()
 110         {
 111                 echo "\n\n",
 112                 '<form id="footer" action="',
 113                         $_SERVER['PHP_SELF'],'?',htmlspecialchars($_SERVER['QUERY_STRING']),'" method="post">',"\n",
 114                 '       <fieldset><legend>Session:</legend>',"\n";
 115
 116                 if ( $GLOBALS['user'] instanceof authuser )
 117                         echo
 118                         '       <button type="submit" name="logout" onclick="return confirm(\'o rly?\');">Log Out</button>';
 119                 else
 120                         echo
 121                         '       <label>Username: <input type="text" name="u"/></label>',"\n",
 122                         '       <label>Password: <input type="password" name="p"/></label>',"\n",
 123                         '       <button type="submit" name="login">Log In</button>';
 124
 125                 echo "\n</fieldset>\n";
 126
 127                 if ( defined('DEVELOPER') && count($this->errors) ) {
 128                         echo "<h2>Errors on page:</h2>\n<dl>\n";
 129                         foreach ( $this->errors as $e )
 130                                 vprintf('<dt>File %s at line <var>%s</var></dt><dd>code <var>%s</var>: <q>%s</q></dd>', $e);
 131                         echo "</dl>\n";
 132                 }
 133
 134                 /* An error count for normal users serves little practical value, but I can laugh at people
 135                    who install this thinking they can run it without reading the fucking instructions. */
 136                 echo
 137                 '<p><a href="COPYING" rel="copyright">© 2004-2005 Ant P</a> | ',round(microtime(1) - CLOCK, 4),'s | ',
 138                         ( defined('DEVELOPER') ? $GLOBALS['DB']->c.' queries' : count($this->errors).' errors' ),
 139                         ' | <a href="http://specialops.ath.cx/repos/so2/">',SO2VER,"</a></p>\n</form>\n",
 140                 '</body></html>';
 141
 142                 exit;
 143         }
 144
 145         function error_handler($number, $string, $file, $line)
 146         {
 147                 // If errors are being returned plaintext with all the <>&s then try to fix them before they fuck the XHTML
 148                 if ( ! ini_get('html_errors') ) {
 149                         $string = new message($string);
 150                         $string = $string->output;
 151                 }
 152                 $this->errors[] = array($file, $line, $number, $string);
 153         }
 154 }
 155 ?>