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 1522 2011-06-21 09:46:14Z 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          *  Checks if a mail to a member is allowed
 207          *  Returns a string with the error message if the mail is disallowed
 208          */
 209         function validateMessage()
 210         {
 211                 global $CONF, $member, $manager;
 212
 213                 if ( !$CONF['AllowMemberMail'] )
 214                 {
 215                         return _ERROR_MEMBERMAILDISABLED;
 216                 }
 217
 218                 if ( !$member->isLoggedIn() && !$CONF['NonmemberMail'] )
 219                 {
 220                         return _ERROR_DISALLOWED;
 221                 }
 222
 223                 if ( !$member->isLoggedIn() && (!isValidMailAddress(postVar('frommail') ) ) )
 224                 {
 225                         return _ERROR_BADMAILADDRESS;
 226                 }
 227
 228                 // let plugins do verification (any plugin which thinks the comment is invalid
 229                 // can change 'error' to something other than '')
 230                 $result = '';
 231                 $manager->notify('ValidateForm', array('type' => 'membermail', 'error' => &$result) );
 232
 233                 return $result;
 234
 235         }
 236
 237
 238         /**
 239          *  Creates a new user account
 240          */
 241         function createAccount()
 242         {
 243                 global $CONF, $manager;
 244
 245                 if ( !$CONF['AllowMemberCreate'] )
 246                 {
 247                         doError(_ERROR_MEMBERCREATEDISABLED);
 248                 }
 249
 250                 // evaluate content from FormExtra
 251                 $result = 1;
 252                 $data = array('type' => 'membermail', 'error' => &$result);
 253                 $manager->notify('ValidateForm', &$data);
 254
 255                 if ( $result != 1 )
 256                 {
 257                         return $result;
 258                 }
 259                 else
 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
 299         /**
 300          *  Sends a new password
 301          */
 302         function forgotPassword()
 303         {
 304                 $membername = trim(postVar('name') );
 305
 306                 if ( !MEMBER::exists($membername) )
 307                 {
 308                         doError(_ERROR_NOSUCHMEMBER);
 309                 }
 310
 311                 $mem = MEMBER::createFromName($membername);
 312
 313                 /* below keeps regular users from resetting passwords using forgot password feature
 314                      Removing for now until clear why it is required.*/
 315                 /*if (!$mem->canLogin())
 316                         doError(_ERROR_NOLOGON_NOACTIVATE);*/
 317
 318                 // check if e-mail address is correct
 319                 if ( !($mem->getEmail() == postVar('email') ) )
 320                 {
 321                         doError(_ERROR_INCORRECTEMAIL);
 322                 }
 323
 324                 // send activation link
 325                 $mem->sendActivationLink('forgot');
 326
 327                 if ( postVar('url') )
 328                 {
 329                         redirect(postVar('url') );
 330                 }
 331                 else
 332                 {
 333                         echo _MSG_ACTIVATION_SENT;
 334                         echo '<br /><br />Return to <a href="'.$CONF['IndexURL'].'" title="'.$CONF['SiteName'].'">'.$CONF['SiteName'].'</a>';
 335                 }
 336
 337                 exit;
 338         }
 339
 340
 341         /**
 342          *  Handle karma votes
 343          */
 344         function doKarma($type)
 345         {
 346                 global $itemid, $member, $CONF, $manager;
 347
 348                 // check if itemid exists
 349                 if ( !$manager->existsItem($itemid, 0, 0) )
 350                 {
 351                         doError(_ERROR_NOSUCHITEM);
 352                 }
 353
 354                 $blogid = getBlogIDFromItemID($itemid);
 355                 $this->checkban($blogid);
 356
 357                 $karma =& $manager->getKarma($itemid);
 358
 359                 // check if not already voted
 360                 if ( !$karma->isVoteAllowed(serverVar('REMOTE_ADDR') ) )
 361                 {
 362                         doError(_ERROR_VOTEDBEFORE);
 363                 }
 364
 365                 // check if item does allow voting
 366                 $item =& $manager->getItem($itemid, 0, 0);
 367
 368                 if ( $item['closed'] )
 369                 {
 370                         doError(_ERROR_ITEMCLOSED);
 371                 }
 372
 373                 switch ( $type )
 374                 {
 375                         case 'pos':
 376                                 $karma->votePositive();
 377                         break;
 378
 379                         case 'neg':
 380                                 $karma->voteNegative();
 381                         break;
 382                 }
 383
 384 //              $blogid = getBlogIDFromItemID($itemid);
 385                 $blog =& $manager->getBlog($blogid);
 386
 387                 // send email to notification address, if any
 388                 if ( $blog->getNotifyAddress() && $blog->notifyOnVote() )
 389                 {
 390
 391                         $mailto_msg = _NOTIFY_KV_MSG . ' ' . $itemid . "\n";
 392 //                      if ($CONF['URLMode'] == 'pathinfo') {
 393 //                              $itemLink = createItemLink(intval($itemid));
 394 //                      } else {
 395 //                              $itemLink = $CONF['IndexURL'] . createItemLink(intval($itemid));
 396 //                      }
 397 //                      $mailto_msg .= $CONF['IndexURL'] . 'index.php?itemid=' . $itemid . "\n\n";
 398                         $itemLink = createItemLink(intval($itemid) );
 399                         $temp = parse_url($itemLink);
 400
 401                         if ( !$temp['scheme'] )
 402                         {
 403                                 $itemLink = $CONF['IndexURL'] . $itemLink;
 404                         }
 405
 406                         $mailto_msg .= $itemLink . "\n\n";
 407
 408                         if ( $member->isLoggedIn() )
 409                         {
 410                                 $mailto_msg .= _NOTIFY_MEMBER . ' ' . $member->getDisplayName() . ' (ID=' . $member->getID() . ")\n";
 411                         }
 412
 413                         $mailto_msg .= _NOTIFY_IP . ' ' . serverVar('REMOTE_ADDR') . "\n";
 414                         $mailto_msg .= _NOTIFY_HOST . ' ' .  gethostbyaddr(serverVar('REMOTE_ADDR'))  . "\n";
 415                         $mailto_msg .= _NOTIFY_VOTE . "\n " . $type . "\n";
 416                         $mailto_msg .= getMailFooter();
 417
 418                         $mailto_title = _NOTIFY_KV_TITLE . ' ' . strip_tags($item['title']) . ' (' . $itemid . ')';
 419
 420                         $frommail = $member->getNotifyFromMailAddress();
 421
 422                         $notify = new NOTIFICATION($blog->getNotifyAddress() );
 423                         $notify->notify($mailto_title, $mailto_msg, $frommail);
 424                 }
 425
 426                 $refererUrl = serverVar('HTTP_REFERER');
 427
 428                 if ( $refererUrl )
 429                 {
 430                         $url = $refererUrl;
 431                 }
 432                 else
 433                 {
 434 //                      $url = $CONF['IndexURL'] . 'index.php?itemid=' . $itemid;
 435                         $url = $itemLink;
 436                 }
 437
 438                 redirect($url);
 439                 exit;
 440         }
 441
 442
 443         /**
 444           * Calls a plugin action
 445           */
 446         function callPlugin()
 447         {
 448                 global $manager;
 449
 450                 $pluginName = 'NP_' . requestVar('name');
 451                 $actionType = requestVar('type');
 452
 453                 // 1: check if plugin is installed
 454                 if ( !$manager->pluginInstalled($pluginName) )
 455                 {
 456                         doError(_ERROR_NOSUCHPLUGIN);
 457                 }
 458
 459                 // 2: call plugin
 460                 $pluginObject =& $manager->getPlugin($pluginName);
 461
 462                 if ( $pluginObject )
 463                 {
 464                         $error = $pluginObject->doAction($actionType);
 465                 }
 466                 else
 467                 {
 468                         $error = 'Could not load plugin (see actionlog)';
 469                 }
 470
 471                 // doAction returns error when:
 472                 // - an error occurred (duh)
 473                 // - no actions are allowed (doAction is not implemented)
 474                 if ( $error )
 475                 {
 476                         doError($error);
 477                 }
 478
 479                 exit;
 480
 481         }
 482
 483
 484         /**
 485          *  Checks if an IP or IP range is banned
 486          */
 487         function checkban($blogid)
 488         {
 489                 // check if banned
 490                 $ban = BAN::isBanned($blogid, serverVar('REMOTE_ADDR') );
 491
 492                 if ( $ban != 0 )
 493                 {
 494                         doError(_ERROR_BANNED1 . $ban->iprange . _ERROR_BANNED2 . $ban->message . _ERROR_BANNED3);
 495                 }
 496
 497         }
 498
 499
 500         /**
 501          * Gets a new ticket
 502          */
 503         function updateTicket()
 504         {
 505                 global $manager;
 506
 507                 if ( $manager->checkTicket() )
 508                 {
 509                         echo $manager->getNewTicket();
 510                 }
 511                 else
 512                 {
 513                         echo _ERROR . ':' . _ERROR_BADTICKET;
 514                 }
 515
 516                 return FALSE;
 517         }
 518
 519
 520         /**
 521          * Handles AutoSaveDraft
 522          */
 523         function autoDraft()
 524         {
 525                 global $manager;
 526
 527                 if ( $manager->checkTicket() )
 528                 {
 529                         $manager->loadClass('ITEM');
 530                         $info = ITEM::createDraftFromRequest();
 531
 532                         if ( $info['status'] == 'error' )
 533                         {
 534                                 echo $info['message'];
 535                         }
 536                         else
 537                         {
 538                                 echo $info['draftid'];
 539                         }
 540                 }
 541                 else
 542                 {
 543             echo _ERROR . ':' . _ERROR_BADTICKET;
 544                 }
 545
 546                 return FALSE;
 547         }
 548
 549 }
 550