banana/banana.inc.php.in

   1 <?php
   2 /********************************************************************************
   3 * install.d/config.inc.php : configuration file
   4 * --------------------------
   5 *
   6 * This file is part of the banana distribution
   7 * Copyright: See COPYING files that comes with this distribution
   8 ********************************************************************************/
   9
  10 class Banana
  11 {
  12     var $maxspool    = 3000;
  13     var $maxfilesize = 100000;
  14
  15     var $hdecode     = array('from','name','organization','subject');
  16     var $parse_hdr   = array('content-disposition', 'content-transfer-encoding', 'content-type', 'date', 'followup-to', 'from',
  17             'message-id', 'newsgroups', 'organization', 'references', 'subject', 'x-face');
  18     var $show_hdr    = array('from', 'subject', 'newsgroups', 'followup', 'date', 'organization', 'references', 'x-face');
  19
  20     /** Favorites MIMEtypes to use, by order for reading multipart messages
  21      */
  22     var $body_mime   = array('text/plain', 'text/html', 'text/richtext');
  23
  24     /** Regexp for selecting newsgroups to show (if empty, match all newsgroups)
  25      * ex : '^xorg\..*' for xorg.*
  26      */
  27     var $grp_pattern;
  28
  29     var $tbefore     = 5;
  30     var $tafter      = 5;
  31     var $tmax        = 50;
  32
  33     var $wrap        = 74;
  34
  35     var $boundary    = "bananaBoundary42";
  36     var $custom      = "Content-Type: text/plain; charset=utf-8\nMime-Version: 1.0\nContent-Transfer-Encoding: 8bit\nUser-Agent: Banana @VERSION@\n";
  37     var $custom_mp   = "Content-Type: multipart/mixed; boundary=\"bananaBoundary42\"\nContent-Transfer-Encoding: 7bit\nUser-Agent: Banana @VERSION@\n";
  38     var $custom_bd   = "Content-Type: text/plain; charset=utf-8\nContent-Transfert-Encoding: 8bit";
  39
  40     var $host        = 'news://localhost:119/';
  41
  42     var $profile     = Array( 'name' => 'Anonymous <anonymouse@example.com>', 'sig'  => '', 'org'  => '',
  43             'customhdr' =>'', 'display' => 0, 'lastnews' => 0, 'locale'  => 'fr_FR', 'subscribe' => array());
  44
  45     var $state       = Array('group' => null, 'artid' => null);
  46     var $nntp;
  47     var $groups;
  48     var $newgroups;
  49     var $post;
  50     var $spool;
  51
  52     function Banana()
  53     {
  54         $this->_require('NetNNTP');
  55         setlocale(LC_ALL,  $this->profile['locale']);
  56         $this->nntp = new nntp($this->host);
  57     }
  58
  59     function run($class = 'Banana')
  60     {
  61         global $banana;
  62
  63         Banana::_require('misc');
  64         $banana = new $class();
  65
  66         if (!$banana->nntp) {
  67             return '<p class="error">'._b_('Impossible de contacter le serveur').'</p>';
  68         }
  69
  70         $group  = empty($_GET['group']) ? null : strtolower($_GET['group']);
  71         $artid  = empty($_GET['artid']) ? null : strtolower($_GET['artid']);
  72         $partid = !isset($_GET['part']) ? -1 : $_GET['part'];
  73         $banana->state = Array ('group' => $group, 'artid' => $artid);
  74
  75         if (is_null($group)) {
  76
  77             if (isset($_GET['subscribe'])) {
  78                 return $banana->action_listSubs();
  79             } elseif (isset($_POST['subscribe'])) {
  80                 $banana->action_saveSubs();
  81             }
  82             return $banana->action_listGroups();
  83
  84         } elseif (is_null($artid)) {
  85             if (isset($_POST['action']) && $_POST['action'] == 'new') {
  86                 return $banana->action_doFup($group, isset($_POST['artid']) ? intval($_POST['artid']) : -1);
  87             } elseif (isset($_GET['action']) && $_GET['action'] == 'new') {
  88                 return $banana->action_newFup($group);
  89             } else {
  90                 return $banana->action_showThread($group, isset($_GET['first']) ? intval($_GET['first']) : 1);
  91             }
  92
  93         } else {
  94
  95             if (isset($_POST['action']) && $_POST['action']=='cancel') {
  96                 $res = $banana->action_cancelArticle($group, $artid);
  97             } else {
  98                 $res = '';
  99             }
 100
 101             if (isset($_GET['action'])) {
 102                 switch ($_GET['action']) {
 103                     case 'cancel':
 104                         $res .= $banana->action_showArticle($group, $artid, $partid);
 105                         if ($banana->post->checkcancel()) {
 106                             $form = '<p class="error">'._b_('Voulez-vous vraiment annuler ce message ?').'</p>'
 107                                   . "<form action=\"?group=$group&amp;artid=$artid\" method='post'><p>"
 108                                   . '<input type="hidden" name="action" value="cancel" />'
 109                                   . '<input type="submit" value="Annuler !" />'
 110                                   . '</p></form>';
 111                             return $form.$res;
 112                         }
 113                         return $res;
 114
 115                     case 'new':
 116                         return $banana->action_newFup($group, $artid);
 117                 }
 118             }
 119
 120             if (isset($_GET['pj'])) {
 121                 $action = false;
 122                 if (isset($_GET['action']) && $_GET['action'] == 'view') {
 123                     $action = true;
 124                 }
 125                 return $banana->action_getAttachment($group, $artid, $_GET['pj'], $action);
 126             }
 127
 128             return $res . $banana->action_showArticle($group, $artid, $partid);
 129         }
 130     }
 131
 132     /**************************************************************************/
 133     /* actions                                                                */
 134     /**************************************************************************/
 135
 136     function action_saveSubs()
 137     {
 138         return;
 139     }
 140
 141     function action_listGroups()
 142     {
 143         $this->_newGroup();
 144
 145         $cuts = displayshortcuts();
 146         $res  = '<h1>'._b_('Les forums de Banana').'</h1>'.$cuts.$this->groups->to_html();
 147         if (count($this->newgroups->overview)) {
 148             $res .= '<p>'._b_('Les forums suivants ont été créés depuis ton dernier passage :').'</p>';
 149             $res .= $this->newgroups->to_html();
 150         }
 151
 152         $this->nntp->quit();
 153         return $res.$cuts;
 154     }
 155
 156     function action_listSubs()
 157     {
 158         $this->_require('groups');
 159         $this->groups = new BananaGroups(BANANA_GROUP_ALL);
 160
 161         $cuts = displayshortcuts();
 162         $res  = '<h1>'._b_('Abonnements').'</h1>'.$cuts.$this->groups->to_html(true).$cuts;
 163
 164         $this->nntp->quit();
 165         return $res;
 166     }
 167
 168     function action_showThread($group, $first)
 169     {
 170         $this->_newSpool($group, $this->profile['display'], $this->profile['lastnews']);
 171
 172         if ($first > count($this->spool->overview)) {
 173             $first = count($this->spool->overview);
 174         }
 175
 176         $first = $first - ($first % $this->tmax) + 1;
 177
 178         $cuts = displayshortcuts($first);
 179
 180         $res  = '<h1>'.$group.'</h1>'.$cuts;
 181         $res  .= $this->spool->to_html($first, $first+$this->tmax);
 182
 183         $this->nntp->quit();
 184
 185         return $res.$cuts;
 186     }
 187
 188     function action_showArticle($group, $id, $part)
 189     {
 190         $this->_newSpool($group, $this->profile['display'], $this->profile['lastnews']);
 191         $this->_newPost($id);
 192         if (!$this->post) {
 193             if ($this->nntp->lasterrorcode == "423") {
 194                 $this->spool->delid($id);
 195             }
 196             $this->nntp->quit();
 197             return displayshortcuts().'<p class="error">'._b_('Impossible d\'accéder au message.   Le message a peut-être été annulé').'</p>';
 198         }
 199
 200         $cuts = displayshortcuts();
 201         $res  = '<h1>'._b_('Message').'</h1>'.$cuts;
 202         $res .= $this->post->to_html($part);
 203
 204         $this->nntp->quit();
 205
 206         return $res.$cuts;
 207     }
 208
 209     function action_getAttachment($group, $id, $pjid, $action)
 210     {
 211         $this->_newSpool($group, $this->profile['display'], $this->profile['lastnews']);
 212         $this->_newPost($id);
 213         if (!$this->post) {
 214             if ($this->nntp->lasterrorcode == "423") {
 215                 $this->spool->delid($id);
 216             }
 217             $this->nntp->quit();
 218             return displayshortcuts().'<p class="error">'._b_('Impossible d\'accéder au message.   Le message a peut-être été annulé').'</p>';
 219         }
 220
 221         $this->nntp->quit();
 222         if ($this->post->get_attachment($pjid, $action)) {
 223             return "";
 224         } else {
 225             return displayshortcuts().'<p calss="error">'._b_('Impossible d\'accéder à la pièce jointe.').'</p>';
 226         }
 227     }
 228
 229     function action_cancelArticle($group, $id)
 230     {
 231         $this->_newSpool($group, $this->profile['display'], $this->profile['lastnews']);
 232         $this->_newPost($id);
 233         $mid  = array_search($id, $this->spool->ids);
 234
 235         if (!$this->post->checkcancel()) {
 236             return '<p class="error">'._b_('Vous n\'avez pas les permissions pour annuler ce message').'</p>';
 237         }
 238         $msg = 'From: '.$this->profile['name']."\n"
 239              . "Newsgroups: $group\n"
 240              . "Subject: cmsg $mid\n"
 241              . $this->custom
 242              . "Control: cancel $mid\n"
 243              . "\n"
 244              . "Message canceled with Banana";
 245         if ($this->nntp->post($msg)) {
 246             $this->spool->delid($id);
 247             $this->nntp->quit();
 248             header("Location: ?group=$group&amp;first=$id");
 249         } else {
 250             return '<p class="error">'._b_('Impossible d\'annuler le message').'</p>';
 251         }
 252     }
 253
 254     function action_newFup($group, $id = -1)
 255     {
 256         $subject = $body = '';
 257         $target  = $group;
 258
 259         if ($id > 0) {
 260             $this->nntp->group($group);
 261             $this->_newPost($id);
 262             if ($this->post) {
 263                 $subject = preg_replace("/^re\s*:\s*/i", '', 'Re: '.$this->post->headers['subject']);
 264                 $body    = utf8_encode($this->post->name." "._b_("a écrit"))." :\n".wrap($this->post->get_body(), "> ");
 265                 $target  = isset($this->post->headers['followup-to']) ? $this->post->headers['followup-to'] : $this->post->headers['newsgroups'];
 266             }
 267         }
 268
 269         $this->nntp->quit();
 270
 271         $cuts  = displayshortcuts();
 272         $html  = '<h1>'._b_('Nouveau message').'</h1>'.$cuts;
 273         $html .= '<form enctype="multipart/form-data" action="?group='.$group.'" method="post" accept-charset="utf-8">';
 274         $html .= '<table class="bicol" cellpadding="0" cellspacing="0">';
 275         $html .= '<tr><th colspan="2">'._b_('En-têtes').'</th></tr>';
 276         $html .= '<tr><td>'._b_('Nom').'</td><td>'.htmlentities($this->profile['name']).'</td></tr>';
 277         $html .= '<tr><td>'._b_('Sujet').'</td><td><input type="text" name="subject" value="'.htmlentities($subject).'" size="60" /></td></tr>';
 278         $html .= '<tr><td>'._b_('Forums').'</td><td><input type="text" name="newsgroups" value="'.htmlentities($target).'" size="60" /></td></tr>';
 279         $html .= '<tr><td>'._b_('Suivi à').'</td><td><input type="text" name="followup" value="" size="60" /></td></tr>';
 280         $html .= '<tr><td>'._b_('Organisation').'</td><td>'.$this->profile['org'].'</td></tr>';
 281         $html .= '<tr><th colspan="2">'._b_('Corps').'</th></tr>';
 282         $html .= '<tr><td colspan="2"><textarea name="body" cols="74" rows="16">'
 283             .to_entities($body).($this->profile['sig'] ? "\n\n-- \n".htmlentities($this->profile['sig']) : '').'</textarea></td></tr>';
 284         $html .= '<tr><th colspan="2">'._b_('Pièces jointes').'</th></tr>';
 285         $html .= '<tr><td colspan="2"><input type="hidden" name="MAX_FILE_SIZE" value="'.$this->maxfilesize.'" />';
 286         $html .= '<input type="file" name="newpj" size="40"/></td></tr>';
 287             $html .= '<tr><th colspan="2">';
 288         if ($id > 0) {
 289             $html .= '<input type="hidden" name="artid" value="'.$id.'" />';
 290         }
 291         $html .= '<input type="hidden" name="action" value="new" />';
 292         $html .= '<input type="submit" /></th></tr>';
 293         $html .= '</table></form>';
 294
 295         return $html.$cuts;
 296     }
 297
 298     function action_doFup($group, $artid = -1)
 299     {
 300         if ( ! ( is_utf8($_POST['subject']) && is_utf8($_POST['name'])
 301                  && is_utf8($_POST['org']) && is_utf8($_POST['body']) )
 302         ) {
 303             foreach(array('subject', 'name', 'org', 'body') as $key) {
 304                 $_POST[$key] = utf8_encode($_POST[$key]);
 305             }
 306         }
 307
 308         $this->_newSpool($group, $this->profile['display'], $this->profile['lastnews']);
 309         $body = preg_replace("/\n\.[ \t\r]*\n/m", "\n..\n", $_POST['body']);
 310         $msg  = 'From: '.$this->profile['name']."\n"
 311               . "Newsgroups: ".$_POST['newsgroups']."\n"
 312               . "Subject: ".headerEncode($_POST['subject'], 128)."\n"
 313               . (empty($this->profile['org']) ? '' : "Organization: {$this->profile['org']}\n")
 314               . (empty($_POST['followup'])    ? '' : 'Followup-To: '.$_POST['followup']."\n");
 315
 316         if ($artid != -1) {
 317             $this->_require('post');
 318             $post = new BananaPost($artid);
 319             $refs = ( isset($post->headers['references']) ? $post->headers['references']." " : "" );
 320             $msg .= "References: $refs{$post->headers['message-id']}\n";
 321         }
 322
 323         $body = wrap($body, "", $this->wrap);
 324
 325         // include attachment in the body
 326         $uploaded = $this->_upload('newpj');
 327         switch ($uploaded['error']) {
 328             case UPLOAD_ERR_OK:
 329                 $this->custom = $this->custom_mp;
 330                 $body    = "\n--".$this->boundary."\n".$this->custom_bd."\n\n".$body."\n--".$this->boundary."\n";
 331
 332                 $body   .= 'Content-Type: '.$uploaded['type'].'; name="'.$uploaded['name']."\"\n";
 333                 $body   .= 'Content-Transfer-Encoding: '.$uploaded['encoding']."\n\n";
 334                 $body   .= 'Content-Disposition: attachment; filename="'.$uploaded['name']."\"\n";
 335                 $body   .= $uploaded['data'];
 336                 $body   .= '--'.$this->boundary.'--';
 337                 break;
 338
 339             case UPLOAD_ERR_INI_SIZE: case UPLOAD_ERR_FORM_SIZE:
 340                 return '<p class="error">'._b_('Fichier trop gros pour être envoyé : ')
 341                         .$uploaded['name'].'</p>'.$this->action_showThread($group, $artid);
 342
 343             case UPLOAD_ERR_PARTIAL:
 344                 return '<p class="error">'._b_('Erreur lors de l\'upload de ')
 345                         .$uploaded['name'].'</p>'.$this->action_showThread($group, $artid);
 346
 347             case UPLOAD_ERR_NO_FILE:
 348                 return '<p class="error">'._b_('Le fichier spécifié n\'existe pas : ')
 349                         .$uploaded['name'].'</p>'.$this->action_showThread($group, $artid);
 350
 351             case UPLOAD_ERR_NO_TMP_DIR:
 352                 return '<p class="error">'._b_('Une erreur est survenue sur le serveur lors de l\'upload de ')
 353                         .$uploaded['name'].'</p>'.$this->action_showThread($group, $artid);
 354         }
 355
 356         // finalise and post the message
 357         $msg .= $this->custom.$this->profile['customhdr']."\n".$body;
 358
 359         if ($this->nntp->post($msg)) {
 360             header("Location: ?group=$group".($artid==-1 ? '' : "&first=$artid"));
 361         } else {
 362             return "<p class=\"error\">"._b_('Impossible de poster le message')."</p>".$this->action_showThread($group, $artid);
 363         }
 364     }
 365
 366     /**************************************************************************/
 367     /* Private functions                                                      */
 368     /**************************************************************************/
 369
 370     function _newSpool($group, $disp=0, $since='') {
 371         $this->_require('spool');
 372         if (!$this->spool || $this->spool->group != $group) {
 373             $this->spool = new BananaSpool($group, $disp, $since);
 374         }
 375     }
 376
 377     function _newPost($id)
 378     {
 379         $this->_require('post');
 380         $this->post = new BananaPost($id);
 381     }
 382
 383     function _newGroup()
 384     {
 385         $this->_require('groups');
 386         $this->groups = new BananaGroups(BANANA_GROUP_SUB);
 387         if ($this->groups->type == BANANA_GROUP_SUB) {
 388             $this->newgroups = new BananaGroups(BANANA_GROUP_NEW);
 389         }
 390     }
 391
 392     function _require($file)
 393     {
 394         require_once (dirname(__FILE__).'/'.$file.'.inc.php');
 395     }
 396
 397     function _upload($file)
 398     {
 399         if ($_FILES[$file]['name'] == "") {
 400             return Array( 'error' => -1 );
 401         }
 402
 403         // upload
 404         $_FILES[$file]['tmp_name'];
 405
 406         // test if upload is ok
 407         $file    = $_FILES[$file];
 408         if ($file['size'] == 0 || $file['error'] != 0) {
 409             if ($file['error'] == 0) {
 410                 $file['error'] = -1;
 411             }
 412             return $file;
 413         }
 414
 415         // adding custum data
 416         $mime    = rtrim(shell_exec('file -bi '.$file['tmp_name'])); //Because mime_content_type don't work :(
 417         $encod   = 'base64';
 418         if (preg_match("@([^ ]+/[^ ]+); (.*)@", $mime, $format)) {
 419             $mime  = $format[1];
 420             $encod = $format[2];
 421         }
 422         $data = fread(fopen($file['tmp_name'], 'r'), $file['size']);
 423         if ($encod == 'base64') {
 424             $data = chunk_split(base64_encode($data));
 425         }
 426         $file['name']     = basename($file['name']);
 427         $file['type']     = $mime;
 428         $file['encoding'] = $encod;
 429         $file['data']     = $data;
 430
 431         return $file;
 432     }
 433 }
 434
 435 ?>