nucleus/libs/ACTION.php

   1 <?php
   2
   3 /*
   4  * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/)
   5  * Copyright (C) 2002-2009 The Nucleus Group
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  * (see nucleus/documentation/index.html#license for more info)
  12  */
  13 /**
  14  * Actions that can be called via action.php
  15  *
  16  * @license http://nucleuscms.org/license.txt GNU General Public License
  17  * @copyright Copyright (C) 2002-2009 The Nucleus Group
  18  * @version $Id: ACTION.php 1646 2012-01-29 10:47:32Z sakamocchi $
  19  */
  20 class ACTION
  21 {
  22
  23         /**
  24          *  Constructor for an new ACTION object
  25          */
  26         function ACTION()
  27         {
  28                 // do nothing
  29         }
  30
  31
  32         /**
  33          *  Calls functions that handle an action called from action.php
  34          */
  35         function doAction($action)
  36         {
  37                 switch($action)
  38                 {
  39                         case 'autodraft':
  40                                 return $this->autoDraft();
  41                         break;
  42
  43                         case 'updateticket':
  44                                 return $this->updateTicket();
  45                         break;
  46
  47                         case 'addcomment':
  48                                 return $this->addComment();
  49                         break;
  50
  51                         case 'sendmessage':
  52                                 return $this->sendMessage();
  53                         break;
  54
  55                         case 'createaccount':
  56                                 return $this->createAccount();
  57                         break;
  58
  59                         case 'forgotpassword':
  60                                 return $this->forgotPassword();
  61                         break;
  62
  63                         case 'votepositive':
  64                                 return $this->doKarma('pos');
  65                         break;
  66
  67                         case 'votenegative':
  68                                 return $this->doKarma('neg');
  69                         break;
  70
  71                         case 'plugin':
  72                                 return $this->callPlugin();
  73                         break;
  74
  75                         default:
  76                                 doError(_ERROR_BADACTION);
  77                         break;
  78                 }
  79         }
  80
  81
  82         /**
  83          *  Adds a new comment to an item (if IP isn't banned)
  84          */
  85         function addComment()
  86         {
  87                 global $CONF, $errormessage, $manager;
  88
  89                 $post['itemid']         = intPostVar('itemid');
  90                 $post['user']           = postVar('user');
  91                 $post['userid']         = postVar('userid');
  92                 $post['email']          = postVar('email');
  93                 $post['body']           = postVar('body');
  94                 $post['remember']       = intPostVar('remember');
  95
  96                 // set cookies when required
  97                 #$remember = intPostVar('remember');
  98
  99                 // begin if: "Remember Me" box checked
 100                 if ( $post['remember'] == 1 )
 101                 {
 102                         $lifetime = time() + 2592000;
 103                         setcookie($CONF['CookiePrefix'] . 'comment_user', $post['user'], $lifetime, '/', '', 0);
 104                         setcookie($CONF['CookiePrefix'] . 'comment_userid', $post['userid'], $lifetime, '/', '', 0);
 105                         setcookie($CONF['CookiePrefix'] . 'comment_email', $post['email'], $lifetime, '/', '', 0);
 106                 } // end if
 107
 108                 $comments = new COMMENTS($post['itemid']);
 109
 110                 $blog_id = getBlogIDFromItemID($post['itemid']);
 111                 $this->checkban($blog_id);
 112                 $blog =& $manager->getBlog($blog_id);
 113
 114                 // note: PreAddComment and PostAddComment gets called somewhere inside addComment
 115                 $errormessage = $comments->addComment($blog->getCorrectTime(), $post);
 116
 117                 // begin if:
 118                 if ( $errormessage == '1' )
 119                 {
 120                         // redirect when adding comments succeeded
 121                         if ( postVar('url') )
 122                         {
 123                                 redirect(postVar('url') );
 124                         }
 125                         else
 126                         {
 127                                 $url = createItemLink($post['itemid']);
 128                                 redirect($url);
 129                         } // end if
 130
 131                 }
 132                 // else, show error message using default skin for blo
 133                 else
 134                 {
 135                         return array(
 136                                 'message'       => $errormessage,
 137                                 'skinid'        => $blog->getDefaultSkin()
 138                         );
 139                 } // end if
 140
 141                 exit;
 142         }
 143
 144
 145         /**
 146          *  Sends a message from the current member to the member given as argument
 147          */
 148         function sendMessage()
 149         {
 150                 global $CONF, $member;
 151
 152                 $error = $this->validateMessage();
 153
 154                 if ( $error != '' )
 155                 {
 156                         return array('message' => $error);
 157                 }
 158
 159                 if ( !$member->isLoggedIn() )
 160                 {
 161                         $fromMail = postVar('frommail');
 162                         $fromName = _MMAIL_FROMANON;
 163                 }
 164                 else
 165                 {
 166                         $fromMail = $member->getEmail();
 167                         $fromName = $member->getDisplayName();
 168                 }
 169
 170                 $tomem = new MEMBER();
 171                 $tomem->readFromId(postVar('memberid') );
 172
 173                 $message  = _MMAIL_MSG . ' ' . $fromName . "\n"
 174                           . '(' . _MMAIL_FROMNUC. ' ' . $CONF['IndexURL'] .") \n\n"
 175                           . _MMAIL_MAIL . " \n\n"
 176                           . postVar('message');
 177                 $message .= getMailFooter();
 178
 179                 $title = _MMAIL_TITLE . ' ' . $fromName;
 180                 i18n::mail($tomem->getEmail(), $title, $message, $fromMail);
 181
 182                 if ( postVar('url') )
 183                 {
 184                         redirect(postVar('url') );
 185                 }
 186                 else
 187                 {
 188                         $CONF['MemberURL'] = $CONF['IndexURL'];
 189
 190                         if ( $CONF['URLMode'] == 'pathinfo' )
 191                         {
 192                                 $url = createLink('member', array('memberid' => $tomem->getID(), 'name' => $tomem->getDisplayName() ) );
 193                         }
 194                         else
 195                         {
 196                                 $url = $CONF['IndexURL'] . createMemberLink($tomem->getID());
 197                         }
 198
 199                         redirect($url);
 200                 }
 201                 exit;
 202         }
 203
 204
 205         /**
 206          * ACTION::validateMessage()
 207          *  Checks if a mail to a member is allowed
 208          *  Returns a string with the error message if the mail is disallowed
 209          *
 210          *  @param      void
 211          *  @return     String  Null character string
 212          */
 213         function validateMessage()
 214         {
 215                 global $CONF, $member, $manager;
 216
 217                 if ( !$CONF['AllowMemberMail'] )
 218                 {
 219                         return _ERROR_MEMBERMAILDISABLED;
 220                 }
 221
 222                 if ( !$member->isLoggedIn() && !$CONF['NonmemberMail'] )
 223                 {
 224                         return _ERROR_DISALLOWED;
 225                 }
 226
 227                 if ( !$member->isLoggedIn() && (!isValidMailAddress(postVar('frommail') ) ) )
 228                 {
 229                         return _ERROR_BADMAILADDRESS;
 230                 }
 231
 232                 // let plugins do verification (any plugin which thinks the comment is invalid
 233                 // can change 'error' to something other than '')
 234                 $result = '';
 235                 $manager->notify('ValidateForm', array('type' => 'membermail', 'error' => &$result) );
 236
 237                 return $result;
 238         }
 239
 240         /**
 241          *  Creates a new user account
 242          */
 243         function createAccount()
 244         {
 245                 global $CONF, $manager;
 246
 247                 if ( !$CONF['AllowMemberCreate'] )
 248                 {
 249                         doError(_ERROR_MEMBERCREATEDISABLED);
 250                 }
 251
 252                 // evaluate content from FormExtra
 253                 $result = 1;
 254                 $data = array('type' => 'membermail', 'error' => &$result);
 255                 $manager->notify('ValidateForm', $data);
 256
 257                 if ( $result != 1 )
 258                 {
 259                         return $result;
 260                 }
 261
 262                 // even though the member can not log in, set some random initial password. One never knows.
 263                 srand( (double) microtime() * 1000000);
 264                 $initialPwd = md5(uniqid(rand(), TRUE) );
 265
 266                 // create member (non admin/can not login/no notes/random string as password)
 267                 $name = shorten(postVar('name'), 32, '');
 268                 $r = MEMBER::create($name, postVar('realname'), $initialPwd, postVar('email'), postVar('url'), 0, 0, '');
 269
 270                 if ( $r != 1 )
 271                 {
 272                         return $r;
 273                 }
 274
 275                 // send message containing password.
 276                 $newmem = new MEMBER();
 277                 $newmem->readFromName($name);
 278                 $newmem->sendActivationLink('register');
 279
 280                 $manager->notify('PostRegister', array('member' => &$newmem) );
 281
 282                 if ( postVar('desturl') )
 283                 {
 284                         redirect(postVar('desturl') );
 285                 }
 286                 else
 287                 {
 288                         echo _MSG_ACTIVATION_SENT;
 289                         echo '<br /><br />Return to <a href="'.$CONF['IndexURL'].'" title="'.$CONF['SiteName'].'">'.$CONF['SiteName'].'</a>';
 290                         echo "\n</body>\n</html>";
 291                 }
 292
 293                 exit;
 294         }
 295
 296
 297         /**
 298          *  Sends a new password
 299          */
 300         function forgotPassword()
 301         {
 302                 $membername = trim(postVar('name') );
 303
 304                 if ( !MEMBER::exists($membername) )
 305                 {
 306                         doError(_ERROR_NOSUCHMEMBER);
 307                 }
 308
 309                 $mem = MEMBER::createFromName($membername);
 310
 311                 /* below keeps regular users from resetting passwords using forgot password feature
 312                      Removing for now until clear why it is required.*/
 313                 /*if (!$mem->canLogin())
 314                         doError(_ERROR_NOLOGON_NOACTIVATE);*/
 315
 316                 // check if e-mail address is correct
 317                 if ( !($mem->getEmail() == postVar('email') ) )
 318                 {
 319                         doError(_ERROR_INCORRECTEMAIL);
 320                 }
 321
 322                 // send activation link
 323                 $mem->sendActivationLink('forgot');
 324
 325                 if ( postVar('url') )
 326                 {
 327                         redirect(postVar('url') );
 328                 }
 329                 else
 330                 {
 331                         echo _MSG_ACTIVATION_SENT;
 332                         echo '<br /><br />Return to <a href="'.$CONF['IndexURL'].'" title="'.$CONF['SiteName'].'">'.$CONF['SiteName'].'</a>';
 333                 }
 334
 335                 exit;
 336         }
 337
 338
 339         /**
 340          * ACTION::doKarma()
 341          *
 342          * Handle karma votes
 343          *
 344          * @param       String  $type   pos or neg
 345          * @return      Void
 346          */
 347         function doKarma($type)
 348         {
 349                 global $itemid, $member, $CONF, $manager;
 350
 351                 // check if itemid exists
 352                 if ( !$manager->existsItem($itemid, 0, 0) )
 353                 {
 354                         doError(_ERROR_NOSUCHITEM);
 355                 }
 356
 357                 $blogid = getBlogIDFromItemID($itemid);
 358                 $this->checkban($blogid);
 359
 360                 $karma =& $manager->getKarma($itemid);
 361
 362                 // check if not already voted
 363                 if ( !$karma->isVoteAllowed(serverVar('REMOTE_ADDR') ) )
 364                 {
 365                         doError(_ERROR_VOTEDBEFORE);
 366                 }
 367
 368                 // check if item does allow voting
 369                 $item =& $manager->getItem($itemid, 0, 0);
 370
 371                 if ( $item['closed'] )
 372                 {
 373                         doError(_ERROR_ITEMCLOSED);
 374                 }
 375
 376                 switch ( $type )
 377                 {
 378                         case 'pos':
 379                                 $karma->votePositive();
 380                         break;
 381
 382                         case 'neg':
 383                                 $karma->voteNegative();
 384                         break;
 385                 }
 386
 387 //              $blogid = getBlogIDFromItemID($itemid);
 388                 $blog =& $manager->getBlog($blogid);
 389
 390                 // send email to notification address, if any
 391                 if ( $blog->getNotifyAddress() && $blog->notifyOnVote() )
 392                 {
 393
 394                         $mailto_msg = _NOTIFY_KV_MSG . ' ' . $itemid . "\n";
 395 //                      if ($CONF['URLMode'] == 'pathinfo') {
 396 //                              $itemLink = createItemLink(intval($itemid));
 397 //                      } else {
 398 //                              $itemLink = $CONF['IndexURL'] . createItemLink(intval($itemid));
 399 //                      }
 400 //                      $mailto_msg .= $CONF['IndexURL'] . 'index.php?itemid=' . $itemid . "\n\n";
 401                         $itemLink = createItemLink(intval($itemid) );
 402                         $temp = parse_url($itemLink);
 403
 404                         if ( !$temp['scheme'] )
 405                         {
 406                                 $itemLink = $CONF['IndexURL'] . $itemLink;
 407                         }
 408
 409                         $mailto_msg .= $itemLink . "\n\n";
 410
 411                         if ( $member->isLoggedIn() )
 412                         {
 413                                 $mailto_msg .= _NOTIFY_MEMBER . ' ' . $member->getDisplayName() . ' (ID=' . $member->getID() . ")\n";
 414                         }
 415
 416                         $mailto_msg .= _NOTIFY_IP . ' ' . serverVar('REMOTE_ADDR') . "\n";
 417                         $mailto_msg .= _NOTIFY_HOST . ' ' .  gethostbyaddr(serverVar('REMOTE_ADDR'))  . "\n";
 418                         $mailto_msg .= _NOTIFY_VOTE . "\n " . $type . "\n";
 419                         $mailto_msg .= getMailFooter();
 420
 421                         $mailto_title = _NOTIFY_KV_TITLE . ' ' . strip_tags($item['title']) . ' (' . $itemid . ')';
 422
 423                         $frommail = $member->getNotifyFromMailAddress();
 424
 425                         $notify = new NOTIFICATION($blog->getNotifyAddress() );
 426                         $notify->notify($mailto_title, $mailto_msg, $frommail);
 427                 }
 428
 429                 $refererUrl = serverVar('HTTP_REFERER');
 430
 431                 if ( $refererUrl )
 432                 {
 433                         $url = $refererUrl;
 434                 }
 435                 else
 436                 {
 437 //                      $url = $CONF['IndexURL'] . 'index.php?itemid=' . $itemid;
 438                         $url = $itemLink;
 439                 }
 440
 441                 redirect($url);
 442                 exit;
 443         }
 444
 445
 446         /**
 447           * Calls a plugin action
 448           */
 449         function callPlugin()
 450         {
 451                 global $manager;
 452
 453                 $pluginName = 'NP_' . requestVar('name');
 454                 $actionType = requestVar('type');
 455
 456                 // 1: check if plugin is installed
 457                 if ( !$manager->pluginInstalled($pluginName) )
 458                 {
 459                         doError(_ERROR_NOSUCHPLUGIN);
 460                 }
 461
 462                 // 2: call plugin
 463                 $pluginObject =& $manager->getPlugin($pluginName);
 464
 465                 if ( $pluginObject )
 466                 {
 467                         $error = $pluginObject->doAction($actionType);
 468                 }
 469                 else
 470                 {
 471                         $error = 'Could not load plugin (see actionlog)';
 472                 }
 473
 474                 // doAction returns error when:
 475                 // - an error occurred (duh)
 476                 // - no actions are allowed (doAction is not implemented)
 477                 if ( $error )
 478                 {
 479                         doError($error);
 480                 }
 481
 482                 exit;
 483
 484         }
 485
 486
 487         /**
 488          *  Checks if an IP or IP range is banned
 489          */
 490         function checkban($blogid)
 491         {
 492                 // check if banned
 493                 $ban = BAN::isBanned($blogid, serverVar('REMOTE_ADDR') );
 494
 495                 if ( $ban != 0 )
 496                 {
 497                         doError(_ERROR_BANNED1 . $ban->iprange . _ERROR_BANNED2 . $ban->message . _ERROR_BANNED3);
 498                 }
 499
 500         }
 501
 502
 503         /**
 504          * Gets a new ticket
 505          */
 506         function updateTicket()
 507         {
 508                 global $manager;
 509
 510                 if ( $manager->checkTicket() )
 511                 {
 512                         echo $manager->getNewTicket();
 513                 }
 514                 else
 515                 {
 516                         echo _ERROR . ':' . _ERROR_BADTICKET;
 517                 }
 518
 519                 return FALSE;
 520         }
 521
 522
 523         /**
 524          * Handles AutoSaveDraft
 525          */
 526         function autoDraft()
 527         {
 528                 global $manager;
 529
 530                 if ( $manager->checkTicket() )
 531                 {
 532                         $manager->loadClass('ITEM');
 533                         $info = ITEM::createDraftFromRequest();
 534
 535                         if ( $info['status'] == 'error' )
 536                         {
 537                                 echo $info['message'];
 538                         }
 539                         else
 540                         {
 541                                 echo $info['draftid'];
 542                         }
 543                 }
 544                 else
 545                 {
 546             echo _ERROR . ':' . _ERROR_BADTICKET;
 547                 }
 548
 549                 return FALSE;
 550         }
 551
 552 }
 553