examples/index.php

   1 <?php
   2 /********************************************************************************
   3 * index.php : Banana NNTP client example
   4 * -----------
   5 *
   6 * This file is part of the banana distribution
   7 * Copyright: See COPYING files that comes with this distribution
   8 ********************************************************************************/
   9
  10 require_once("banana/banana.inc.php");
  11
  12 session_start();
  13
  14 // Some configuration
  15 Banana::$nntp_host  = 'news://user:password@host:119/'; // where is the news server
  16 Banana::$spool_root  = dirname(__FILE__) . '/spool'; // where to store cache files
  17 Banana::$debug_nntp   = false; // if true, show the NNTP backtrace
  18 Banana::$debug_smarty = false; // if true, shos php-error in page generation
  19 Banana::$feed_active  = true;  // Activate RSS feed
  20 Banana::$feed_updateOnDemand = true; // Update the feed cache when it is acceeded
  21
  22 // Implement a Banana which stores subscription list in a cookie
  23 class MyBanana extends Banana
  24 {
  25     protected function action_saveSubs($groups)
  26     {
  27         parent::action_saveSubs($groups);
  28         setcookie('banana_subs', serialize(Banana::$profile['subscribe']), time() + 25920000);
  29         return true;
  30     }
  31 }
  32
  33 // Implements storage of a list of read messages
  34 // (this is only an example of what is possible)
  35 function hook_listReadMessages($group)
  36 {
  37     if (!isset($_COOKIE['banana_read'])) {
  38         return null;
  39     }
  40     $msgs = unserialize(gzinflate(base64_decode($_COOKIE['banana_read'])));
  41     return array_keys($msgs);
  42 }
  43
  44 function hook_markAsRead($group, $artid, $msg)
  45 {
  46     $msgs = array();
  47     if (isset($_COOKIE['banana_read'])) {
  48         $msgs = unserialize(gzinflate(base64_decode($_COOKIE['banana_read'])));
  49     }
  50     $id = $msg->getHeader('message-id');
  51     $msgs[$id] = true;
  52     $msgs = base64_encode(gzdeflate(serialize($msgs)));
  53     setcookie('banana_read', $msgs, 0);
  54     $_COOKIE['banana_read'] = $msgs;
  55 }
  56
  57
  58 // Minimalist login
  59 if ((@$_GET['action'] == 'rss2') ||
  60     (!isset($_SESSION['banana_email']) || isset($_POST['change_login']) || isset($_POST['valid_change']))) {
  61     if (isset($_COOKIE['banana_email']) && !isset($_POST['change_login']) && !isset($_POST['valid_change'])) {
  62         $_SESSION['banana_email'] = $_COOKIE['banana_email'];
  63         $_SESSION['banana_name'] = $_COOKIE['banana_name'];
  64     } elseif (isset($_POST['valid_change'])) {
  65         $_SESSION['banana_name'] = $_POST['name'];
  66         $_SESSION['banana_email'] = $_POST['email'];
  67         setcookie('banana_name', $_POST['name'],  time() + 25920000);
  68         setcookie('banana_email', $_POST['email'],  time() + 25920000);
  69     } else {
  70 ?>
  71 <html xmlns="http://www.w3.org/1999/xhtml">
  72   <head>
  73     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  74     <meta name="description" content="WebForum2/Banana" />
  75     <link href="css/style.css" type="text/css" rel="stylesheet" media="screen" />
  76     <link href="css/banana.css" type="text/css" rel="stylesheet" media="screen">
  77     <title>Banana, a NNTP<->Web Gateway</title>
  78   </head>
  79   <body>
  80     <div class="bloc">
  81       <h1>Les Forums de Banana</h1>
  82       Merci d'entrer vos identifiants pour accéder à Banana :
  83       <form action="" method="post">
  84         <div class="banana" style="margin: auto; width: 50%">
  85           Nom : <input type="text" name="name" size="40" /><br />
  86           Email : <input type="text" name="email" size="40" />
  87           <div class="center">
  88             <input type="submit" name="valid_change" value="Valider" />
  89           </div>
  90         </div>
  91       </form>
  92       <div class="foot">
  93         <em>Banana</em>, a Web interface for a NNTP Server<br />
  94         Developed under GPL License for <a href="http://www.polytechnique.org">Polytechnique.org</a><br />
  95         Use <em>silk</em> icons from <a href="http://www.famfamfam.com/lab/icons/silk/">www.famfamfam.com</a>
  96       </div>
  97     </div>
  98   </body>
  99 </html>
 100 <?php
 101         exit;
 102     }
 103 }
 104
 105 // Restore subscription list
 106 if (isset($_COOKIE['banana_subs'])) {
 107     Banana::$profile['subscribe'] = unserialize($_COOKIE['banana_subs']);
 108 }
 109
 110 // Compute and set last visit time
 111 if (!isset($_SESSION['banana_lastnews']) && isset($_COOKIE['banana_lastnews'])) {
 112     $_SESSION['banana_lastnews'] = $_COOKIE['banana_lastnews'];
 113 } else if (!isset($_SESSION['banana_lastnews'])) {
 114     $_SESSION['banana_lastnews'] = 0;
 115 }
 116 Banana::$profile['signature'] = $_SESSION['banana_name'];
 117 Banana::$profile['headers']['From'] = '"' . $_SESSION['banana_name'] . '" <' . $_SESSION['banana_email'] . '>';
 118 Banana::$profile['lastnews'] = $_SESSION['banana_lastnews'];
 119 setcookie('banana_lastnews', time(),  time() + 25920000);
 120
 121 // Run Bananan
 122 $banana = new MyBanana();    // Create the instance of Banana
 123 $res  = $banana->run();       // Run banana, and generate the XHTML output
 124 $css  = $banana->css();       // Get the CSS code to add in my page headers
 125 $feed = $banana->feed();      // Get a link to banana's feed. You need to use Banana::refreshAllFeeds in a cron or enable Banana::$feed_updateOnDemand in order to keep up-to-date feeds
 126 $bt   = $banana->backtrace(); // Get protocole execution backtrace
 127
 128 session_write_close();
 129 if (@strtolower($_GET['output']) === 'json') {
 130     header('Content-Type: text/javascript');
 131     echo $res;
 132     exit;
 133 }
 134
 135 // Genererate the page
 136 ?>
 137 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
 138 <html xmlns="http://www.w3.org/1999/xhtml">
 139   <head>
 140     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
 141     <meta name="description" content="WebForum2/Banana" />
 142     <link href="css/style.css" type="text/css" rel="stylesheet" media="screen" />
 143     <link href="css/banana.css" type="text/css" rel="stylesheet" media="screen" />
 144 <?php if ($feed) { ?>
 145     <link rel="alternate" type="application/rss+xml" title="Banana :: Abonnements" href="<?php echo htmlentities($feed); ?>" />
 146 <?php } ?>
 147 <?php if ($css) { ?>
 148     <style type="text/css">
 149         <?php echo $css; ?>
 150     </style>
 151 <?php } ?>
 152     <title>
 153       Banana, a NNTP<->Web Gateway
 154     </title>
 155   </head>
 156   <body>
 157     <div class="bloc">
 158       <h1>Les Forums de Banana</h1>
 159       <?php echo $res; ?>
 160       <div>
 161       <div style="padding-top: 1ex; float: right; text-align: right; font-size: small">
 162         <form action="" method="post">
 163         Vous êtes :<br />
 164         <?php echo $_SESSION['banana_name'] . ' &lt;' . $_SESSION['banana_email'] . '&gt;'; ?><br />
 165         <input type="submit" name="change_login" value="Changer" />
 166         </form>
 167       </div>
 168       <div class="foot">
 169         <em>Banana</em>, a Web interface for a NNTP Server<br />
 170         Developed under GPL License for <a href="http://www.polytechnique.org">Polytechnique.org</a><br />
 171         Use <em>silk</em> icons from <a href="http://www.famfamfam.com/lab/icons/silk/">www.famfamfam.com</a>
 172       </div>
 173       </div>
 174 <?php
 175     // Generate the protocole Backtrace at the bottom of the page
 176     if ($bt) {
 177         echo "<div class=\"backtrace\">";
 178         foreach ($bt as &$entry) {
 179             echo "<div><pre>" . $entry['action'] . "</pre>";
 180             echo "<p style=\"padding-left: 4em;\">"
 181                  . "Exécution en " . sprintf("%.3fs", $entry['time']) . "<br />"
 182                  . "Retour : " . $entry['code'] . "<br />"
 183                  . "Lignes : " . $entry['response'] . "</p></div>";
 184         }
 185         echo "</div>";
 186     }
 187 ?>
 188     </div>
 189   </body>
 190 </html>
 191 <?php
 192
 193 // vim:set et sw=4 sts=4 ts=4
 194 ?>