include/emails.inc.php

   1 <?php
   2 /***************************************************************************
   3  *  Copyright (C) 2003-2007 Polytechnique.org                              *
   4  *  http://opensource.polytechnique.org/                                   *
   5  *                                                                         *
   6  *  This program is free software; you can redistribute it and/or modify   *
   7  *  it under the terms of the GNU General Public License as published by   *
   8  *  the Free Software Foundation; either version 2 of the License, or      *
   9  *  (at your option) any later version.                                    *
  10  *                                                                         *
  11  *  This program is distributed in the hope that it will be useful,        *
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  14  *  GNU General Public License for more details.                           *
  15  *                                                                         *
  16  *  You should have received a copy of the GNU General Public License      *
  17  *  along with this program; if not, write to the Free Software            *
  18  *  Foundation, Inc.,                                                      *
  19  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  20  ***************************************************************************/
  21
  22 require_once("xorg.misc.inc.php");
  23
  24 // {{{ defines
  25
  26 define("SUCCESS", 1);
  27 define("ERROR_INACTIVE_REDIRECTION", 2);
  28 define("ERROR_INVALID_EMAIL", 3);
  29 define("ERROR_LOOP_EMAIL", 4);
  30
  31 // }}}
  32 // {{{ function fix_bestalias()
  33
  34 function fix_bestalias($uid)
  35 {
  36     $res = XDB::query("SELECT COUNT(*) FROM aliases WHERE id={?} AND FIND_IN_SET('bestalias',flags) AND type!='homonyme'", $uid);
  37     if ($n = $res->fetchOneCell()) {
  38         return;
  39     }
  40     XDB::execute("UPDATE  aliases
  41                                SET  flags=CONCAT(flags,',','bestalias')
  42                  WHERE  id={?} AND type!='homonyme'
  43                   ORDER BY  !FIND_IN_SET('usage',flags),alias LIKE '%.%', LENGTH(alias)
  44                      LIMIT  1", $uid);
  45 }
  46
  47 // }}}
  48 // {{{ function valide_email()
  49
  50 function valide_email($str)
  51 {
  52     global $globals;
  53
  54     $em = trim(rtrim($str));
  55     $em = str_replace('<', '', $em);
  56     $em = str_replace('>', '', $em);
  57     list($ident, $dom) = explode('@', $em);
  58     if ($dom == $globals->mail->domain or $dom == $globals->mail->domain2) {
  59         list($ident1) = explode('_', $ident);
  60         list($ident) = explode('+', $ident1);
  61     }
  62     return $ident . '@' . $dom;
  63 }
  64
  65 // }}}
  66 // {{{ class Bogo
  67
  68 class Bogo
  69 {
  70     // {{{ properties
  71
  72     var $state;
  73     var $_states = Array('let_spams', 'tag_spams', 'tag_and_drop_spams', 'drop_spams');
  74
  75     // }}}
  76     // {{{ constructor
  77
  78     function Bogo($uid)
  79     {
  80         if (!$uid) {
  81             return;
  82         }
  83         $res = XDB::query('SELECT email FROM emails WHERE uid={?} AND flags="filter"', $uid);
  84         if ($res->numRows()) {
  85                 $this->state = $res->fetchOneCell();
  86         } else {
  87             $this->state = 'tag_and_drop_spams';
  88             $res = XDB::query("INSERT INTO emails (uid,email,rewrite,panne,flags)
  89                                     VALUES ({?},'tag_and_drop_spams','','0000-00-00','filter')", $uid);
  90         }
  91     }
  92
  93     // }}}
  94     // {{{ function change()
  95
  96     function change($uid, $state)
  97     {
  98     $this->state = is_int($state) ? $this->_states[$state] : $state;
  99     XDB::execute('UPDATE emails SET email={?} WHERE uid={?} AND flags = "filter"',
 100                      $this->state, $uid);
 101     }
 102
 103     // }}}
 104     // {{{ function level()
 105
 106     function level()
 107     { return array_search($this->state, $this->_states); }
 108
 109     // }}}
 110 }
 111
 112 // }}}
 113 // {{{ class Email
 114
 115 class Email
 116 {
 117     // {{{ properties
 118
 119     var $email;
 120     var $active;
 121     var $broken;
 122     var $rewrite;
 123     var $panne;
 124     var $last;
 125     var $panne_level;
 126
 127     // }}}
 128     // {{{ constructor
 129
 130     function Email($row)
 131     {
 132         list($this->email, $flags, $this->rewrite, $this->panne, $this->last, $this->panne_level) = $row;
 133         $this->active = ($flags == 'active');
 134         $this->broken = ($flags == 'panne');
 135     }
 136
 137     // }}}
 138     // {{{ function activate()
 139
 140     function activate($uid)
 141     {
 142         if (!$this->active) {
 143             XDB::execute("UPDATE  emails
 144                              SET  panne_level = IF(flags = 'panne', panne_level - 1, panne_level),
 145                                   flags = 'active'
 146                            WHERE  uid={?} AND email={?}", $uid, $this->email);
 147         $_SESSION['log']->log("email_on", $this->email.($uid!=S::v('uid') ? "(admin on $uid)" : ""));
 148             $this->active = true;
 149             $this->broken = false;
 150         }
 151     }
 152
 153     // }}}
 154     // {{{ function deactivate()
 155
 156     function deactivate($uid)
 157     {
 158         if ($this->active) {
 159             XDB::execute("UPDATE  emails SET flags =''
 160                      WHERE  uid={?} AND email={?}", $uid, $this->email);
 161             $_SESSION['log']->log("email_off",$this->email.($uid!=S::v('uid') ? "(admin on $uid)" : "") );
 162             $this->active = false;
 163         }
 164     }
 165
 166     // }}}
 167     // {{{ function rewrite()
 168
 169     function rewrite($rew, $uid)
 170     {
 171         if ($this->rewrite == $rew) {
 172             return;
 173         }
 174         if (!$rew || !isvalid_email($rew)) {
 175             $rew = '';
 176         }
 177         XDB::execute('UPDATE emails SET rewrite={?} WHERE uid={?} AND email={?}', $rew, $uid, $this->email);
 178         $this->rewrite = $rew;
 179         return;
 180     }
 181
 182     // }}}
 183 }
 184
 185 // }}}
 186 // {{{ class Redirect
 187
 188 class Redirect
 189 {
 190     // {{{ properties
 191
 192     var $flag_active = 'active';
 193     var $emails;
 194     var $bogo;
 195     var $uid;
 196
 197     // }}}
 198     // {{{ function Redirect()
 199
 200     function Redirect($_uid)
 201     {
 202         $this->uid=$_uid;
 203         $res = XDB::iterRow("
 204             SELECT email, flags, rewrite, panne, last, panne_level
 205               FROM emails WHERE uid = {?} AND flags != 'filter'", $_uid);
 206         $this->emails=Array();
 207         while ($row = $res->next()) {
 208             $this->emails[] = new Email($row);
 209         }
 210         $this->bogo = new Bogo($_uid);
 211     }
 212
 213     // }}}
 214     // {{{ function other_active()
 215
 216     function other_active($email)
 217     {
 218         foreach ($this->emails as $mail) {
 219             if ($mail->email!=$email && $mail->active) {
 220                 return true;
 221             }
 222         }
 223         return false;
 224     }
 225
 226     // }}}
 227     // {{{ function delete_email()
 228
 229     function delete_email($email)
 230     {
 231         if (!$this->other_active($email)) {
 232             return ERROR_INACTIVE_REDIRECTION;
 233         }
 234         XDB::execute('DELETE FROM emails WHERE uid={?} AND email={?}', $this->uid, $email);
 235         $_SESSION['log']->log('email_del',$email.($this->uid!=S::v('uid') ? " (admin on {$this->uid})" : ""));
 236         foreach ($this->emails as $i=>$mail) {
 237             if ($email==$mail->email) {
 238                 unset($this->emails[$i]);
 239             }
 240         }
 241         check_redirect($this);
 242         return SUCCESS;
 243     }
 244
 245     // }}}
 246     // {{{ function add_email()
 247
 248     function add_email($email)
 249     {
 250         $email_stripped = strtolower(trim($email));
 251         if (!isvalid_email($email_stripped)) {
 252             return ERROR_INVALID_EMAIL;
 253         }
 254         if (!isvalid_email_redirection($email_stripped)) {
 255             return ERROR_LOOP_EMAIL;
 256         }
 257         XDB::execute('REPLACE INTO emails (uid,email,flags) VALUES({?},{?},"active")', $this->uid, $email);
 258         if ($logger = S::v('log', null)) { // may be absent --> step4.php
 259             $logger->log('email_add',$email.($this->uid!=S::v('uid') ? " (admin on {$this->uid})" : ""));
 260         }
 261         foreach ($this->emails as $mail) {
 262             if ($mail->email == $email_stripped) {
 263                 return SUCCESS;
 264             }
 265         }
 266         $this->emails[] = new Email(array($email, 'active', '', '0000-00-00', '0000-00-00', 0));
 267
 268         // security stuff
 269         check_email($email, "Ajout d'une adresse surveillée aux redirections de " . $this->uid);
 270         check_redirect($this);
 271         return SUCCESS;
 272     }
 273
 274     // }}}
 275     // {{{ function modify_email()
 276
 277     function modify_email($emails_actifs,$emails_rewrite)
 278     {
 279         foreach ($this->emails as $i=>$mail) {
 280             if (in_array($mail->email,$emails_actifs)) {
 281                 $this->emails[$i]->activate($this->uid);
 282             } else {
 283                 $this->emails[$i]->deactivate($this->uid);
 284             }
 285             $this->emails[$i]->rewrite($emails_rewrite[$mail->email], $this->uid);
 286         }
 287         check_redirect($this);
 288     }
 289
 290     function modify_one_email($email, $activate)
 291     {
 292         $allinactive = true;
 293         $thisone = false;
 294         foreach ($this->emails as $i=>$mail) {
 295             if ($mail->email == $email) {
 296                 $thisone = $i;
 297             }
 298             $allinactive &= !$mail->active || $mail->email == $email;
 299         }
 300         if ($thisone === false) {
 301             return ERROR_INVALID_EMAIL;
 302         }
 303         if ($allinactive || $activate) {
 304             $this->emails[$thisone]->activate($this->uid);
 305         } else {
 306             $this->emails[$thisone]->deactivate($this->uid);
 307         }
 308         check_redirect($this);
 309         if ($allinactive && !$activate) {
 310             return ERROR_INACTIVE_REDIRECTION;
 311         } else {
 312             return SUCCESS;
 313         }
 314     }
 315
 316         function modify_one_email_redirect($email, $redirect) {
 317                 foreach ($this->emails as $i=>$mail) {
 318                         if ($mail->email == $email) {
 319                                 $this->emails[$i]->rewrite($redirect, $this->uid);
 320                 check_redirect($this);
 321                 return;
 322                         }
 323                 }
 324         }
 325     // }}}
 326     // {{{ function get_broken_mx()
 327
 328     function get_broken_mx()
 329     {
 330         $res = XDB::query("SELECT  host, text
 331                              FROM  mx_watch
 332                             WHERE  state != 'ok'");
 333         if (!$res->numRows()) {
 334             return array();
 335         }
 336         $mxs = $res->fetchAllAssoc();
 337         $mails = array();
 338         foreach ($this->emails as &$mail) {
 339             if ($mail->active) {
 340                 list(,$domain) = explode('@', $mail->email);
 341                 getmxrr($domain, $lcl_mxs);
 342                 if (empty($lcl_mxs)) {
 343                     $lcl_mxs = array($domain);
 344                 }
 345                 $broken = false;
 346                 foreach ($mxs as &$mx) {
 347                     foreach ($lcl_mxs as $lcl) {
 348                         if (fnmatch($mx['host'], $lcl)) {
 349                             $broken = $mx['text'];
 350                             break;
 351                         }
 352                     }
 353                     if ($broken) {
 354                         $mails[] = array('mail' => $mail->email, 'text' => $broken);
 355                     }
 356                 }
 357             }
 358         }
 359         return $mails;
 360     }
 361
 362     // }}}
 363 }
 364
 365 // }}}
 366
 367 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
 368 ?>