utf8/nucleus/libs/ACTIONS.php

   1 <?php
   2 /*
   3  * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/)
   4  * Copyright (C) 2002-2007 The Nucleus Group
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  * (see nucleus/documentation/index.html#license for more info)
  11  */
  12 /**
  13  * This class contains the functions that get called by using
  14  * the special tags in the skins
  15  *
  16  * The allowed tags for a type of skinpart are defined by the
  17  * SKIN::getAllowedActionsForType($type) method
  18  *
  19  * @license http://nucleuscms.org/license.txt GNU General Public License
  20  * @copyright Copyright (C) 2002-2007 The Nucleus Group
  21  * @version $Id: ACTIONS.php,v 1.8 2007-04-19 06:05:55 kimitake Exp $
  22  * @version $NucleusJP: ACTIONS.php,v 1.7 2007/03/22 03:30:13 kmorimatsu Exp $
  23  */
  24
  25 class ACTIONS extends BaseActions {
  26
  27         // part of the skin currently being parsed ('index', 'item', 'archive',
  28         // 'archivelist', 'member', 'search', 'error', 'imagepopup')
  29         var $skintype;
  30
  31         // contains an assoc array with parameters that need to be included when
  32         // generating links to items/archives/... (e.g. catid)
  33         var $linkparams;
  34
  35         // reference to the skin object for which a part is being parsed
  36         var $skin;
  37
  38         // used when including templated forms from the include/ dir. The $formdata var
  39         // contains the values to fill out in there (assoc array name -> value)
  40         var $formdata;
  41
  42         // filled out with the number of displayed items after calling one of the
  43         // (other)blog/(other)searchresults skinvars.
  44         var $amountfound;
  45
  46         /**
  47          * Constructor for a new ACTIONS object
  48          */
  49         function ACTIONS($type) {
  50                 // call constructor of superclass first
  51                 $this->BaseActions();
  52
  53                 $this->skintype = $type;
  54
  55                 global $catid;
  56                 if ($catid)
  57                         $this->linkparams = array('catid' => $catid);
  58         }
  59
  60         /**
  61          *  Set the skin
  62          */
  63         function setSkin(&$skin) {
  64                 $this->skin =& $skin;
  65         }
  66
  67         /**
  68          *  Set the parser
  69          */
  70         function setParser(&$parser) {
  71                 $this->parser =& $parser;
  72         }
  73
  74         /**
  75          *      Forms get parsedincluded now, using an extra <formdata> skinvar
  76         */
  77         function doForm($filename) {
  78                 global $DIR_NUCLEUS;
  79                 array_push($this->parser->actions,'formdata','text','callback','errordiv','ticket');
  80                 $oldIncludeMode = PARSER::getProperty('IncludeMode');
  81                 $oldIncludePrefix = PARSER::getProperty('IncludePrefix');
  82                 PARSER::setProperty('IncludeMode','normal');
  83                 PARSER::setProperty('IncludePrefix','');
  84                 $this->parse_parsedinclude($DIR_NUCLEUS . 'forms/' . $filename . '.template');
  85                 PARSER::setProperty('IncludeMode',$oldIncludeMode);
  86                 PARSER::setProperty('IncludePrefix',$oldIncludePrefix);
  87                 array_pop($this->parser->actions);              // errordiv
  88                 array_pop($this->parser->actions);              // callback
  89                 array_pop($this->parser->actions);              // text
  90                 array_pop($this->parser->actions);              // formdata
  91                 array_pop($this->parser->actions);              // ticket
  92         }
  93
  94         /**
  95          * Checks conditions for if statements
  96          *
  97          * @param string $field type of <%if%>
  98          * @param string $name property of field
  99          * @param string $value value of property
 100          */
 101         function checkCondition($field, $name='', $value = '') {
 102                 global $catid, $blog, $member, $itemidnext, $itemidprev, $manager, $archiveprevexists, $archivenextexists;
 103
 104                 $condition = 0;
 105                 switch($field) {
 106                         case 'category':
 107                                 $condition = ($blog && $this->_ifCategory($name,$value));
 108                                 break;
 109                         case 'blogsetting':
 110                                 $condition = ($blog && ($blog->getSetting($name) == $value));
 111                                 break;
 112                         case 'loggedin':
 113                                 $condition = $member->isLoggedIn();
 114                                 break;
 115                         case 'onteam':
 116                                 $condition = $member->isLoggedIn() && $this->_ifOnTeam($name);
 117                                 break;
 118                         case 'admin':
 119                                 $condition = $member->isLoggedIn() && $this->_ifAdmin($name);
 120                                 break;
 121                         case 'nextitem':
 122                                 $condition = ($itemidnext != '');
 123                                 break;
 124                         case 'previtem':
 125                                 $condition = ($itemidprev != '');
 126                                 break;
 127                         case 'archiveprevexists':
 128                                 $condition = ($archiveprevexists == true);
 129                                 break;
 130                         case 'archivenextexists':
 131                                 $condition = ($archivenextexists == true);
 132                                 break;
 133                         case 'skintype':
 134                                 $condition = ($name == $this->skintype);
 135                                 break;
 136                         case 'hasplugin':
 137                                 $condition = $this->_ifHasPlugin($name, $value);
 138                                 break;
 139                         default:
 140                                 $condition = $manager->pluginInstalled('NP_' . $field) && $this->_ifPlugin($field, $name, $value);
 141                                 break;
 142                 }
 143                 return $condition;
 144         }
 145
 146         /**
 147          *      hasplugin,PlugName
 148          *         -> checks if plugin exists
 149          *      hasplugin,PlugName,OptionName
 150          *         -> checks if the option OptionName from plugin PlugName is not set to 'no'
 151          *      hasplugin,PlugName,OptionName=value
 152          *         -> checks if the option OptionName from plugin PlugName is set to value
 153          */
 154         function _ifHasPlugin($name, $value) {
 155                 global $manager;
 156                 $condition = false;
 157                 // (pluginInstalled method won't write a message in the actionlog on failure)
 158                 if ($manager->pluginInstalled('NP_'.$name)) {
 159                         $plugin =& $manager->getPlugin('NP_' . $name);
 160                         if ($plugin != NULL) {
 161                                 if ($value == "") {
 162                                         $condition = true;
 163                                 } else {
 164                                         list($name2, $value2) = explode('=', $value, 2);
 165                                         if ($value2 == "" && $plugin->getOption($name2) != 'no') {
 166                                                 $condition = true;
 167                                         } else if ($plugin->getOption($name2) == $value2) {
 168                                                 $condition = true;
 169                                         }
 170                                 }
 171                         }
 172                 }
 173                 return $condition;
 174         }
 175
 176         /**
 177          * Checks if a plugin exists and call its doIf function
 178          */
 179         function _ifPlugin($name, $key = '', $value = '') {
 180                 global $manager;
 181
 182                 $plugin =& $manager->getPlugin('NP_' . $name);
 183                 if (!$plugin) return;
 184
 185                 $params = func_get_args();
 186                 array_shift($params);
 187
 188                 return call_user_func_array(array(&$plugin, 'doIf'), $params);
 189         }
 190
 191         /**
 192          *  Different checks for a category
 193          */
 194         function _ifCategory($name = '', $value='') {
 195                 global $blog, $catid;
 196
 197                 // when no parameter is defined, just check if a category is selected
 198                 if (($name != 'catname' && $name != 'catid') || ($value == ''))
 199                         return $blog->isValidCategory($catid);
 200
 201                 // check category name
 202                 if ($name == 'catname') {
 203                         $value = $blog->getCategoryIdFromName($value);
 204                         if ($value == $catid)
 205                                 return $blog->isValidCategory($catid);
 206                 }
 207
 208                 // check category id
 209                 if (($name == 'catid') && ($value == $catid))
 210                         return $blog->isValidCategory($catid);
 211
 212                 return false;
 213         }
 214
 215         /**
 216          *  Checks if a member is on the team of a blog and return his rights
 217          */
 218         function _ifOnTeam($blogName = '') {
 219                 global $blog, $member, $manager;
 220
 221                 // when no blog found
 222                 if (($blogName == '') && (!is_object($blog)))
 223                         return 0;
 224
 225                 // explicit blog selection
 226                 if ($blogName != '')
 227                         $blogid = getBlogIDFromName($blogName);
 228
 229                 if (($blogName == '') || !$manager->existsBlogID($blogid))
 230                         // use current blog
 231                         $blogid = $blog->getID();
 232
 233                 return $member->teamRights($blogid);
 234         }
 235
 236         /**
 237          *  Checks if a member is admin of a blog
 238          */
 239         function _ifAdmin($blogName = '') {
 240                 global $blog, $member, $manager;
 241
 242                 // when no blog found
 243                 if (($blogName == '') && (!is_object($blog)))
 244                         return 0;
 245
 246                 // explicit blog selection
 247                 if ($blogName != '')
 248                         $blogid = getBlogIDFromName($blogName);
 249
 250                 if (($blogName == '') || !$manager->existsBlogID($blogid))
 251                         // use current blog
 252                         $blogid = $blog->getID();
 253
 254                 return $member->isBlogAdmin($blogid);
 255         }
 256
 257         /**
 258          * returns either
 259          *              - a raw link (html/xml encoded) when no linktext is provided
 260          *              - a (x)html <a href... link when a text is present (text htmlencoded)
 261          */
 262         function _link($url, $linktext = '')
 263         {
 264                 $u = htmlspecialchars($url);
 265                 $u = preg_replace("/&amp;amp;/",'&amp;',$u); // fix URLs that already had encoded ampersands
 266                 if ($linktext != '')
 267                         $l = '<a href="' . $u .'">'.htmlspecialchars($linktext).'</a>';
 268                 else
 269                         $l = $u;
 270                 return $l;
 271         }
 272
 273         /**
 274          * Outputs a next/prev link
 275          *
 276          * @param $maxresults
 277          *              The maximum amount of items shown per page (e.g. 10)
 278          * @param $startpos
 279          *              Current start position (requestVar('startpos'))
 280          * @param $direction
 281          *              either 'prev' or 'next'
 282          * @param $linktext
 283          *              When present, the output will be a full <a href...> link. When empty,
 284          *              only a raw link will be outputted
 285          */
 286         function _searchlink($maxresults, $startpos, $direction, $linktext = '') {
 287                 global $CONF, $blog, $query, $amount;
 288                 // TODO: Move request uri to linkparams. this is ugly. sorry for that.
 289                 $startpos       = intval($startpos);            // will be 0 when empty.
 290                 $parsed         = parse_url(serverVar('REQUEST_URI'));
 291                 $parsed         = $parsed['query'];
 292                 $url            = '';
 293
 294                 switch ($direction) {
 295                         case 'prev':
 296                                 if ( intval($startpos) - intval($maxresults) >= 0) {
 297                                         $startpos       = intval($startpos) - intval($maxresults);
 298                                         $url            = $CONF['SearchURL'].'?'.alterQueryStr($parsed,'startpos',$startpos);
 299                                 }
 300                                 break;
 301                         case 'next':
 302                                 $iAmountOnPage = $this->amountfound;
 303                                 if ($iAmountOnPage == 0)
 304                                 {
 305                                         // [%nextlink%] or [%prevlink%] probably called before [%blog%] or [%searchresults%]
 306                                         // try a count query
 307                                         switch ($this->skintype)
 308                                         {
 309                                                 case 'index':
 310                                                         $sqlquery = $blog->getSqlBlog('', 'count');
 311                                                         break;
 312                                                 case 'search':
 313                                                         $sqlquery = $blog->getSqlSearch($query, $amount, $unused_highlight, 'count');
 314                                                         break;
 315                                         }
 316                                         if ($sqlquery)
 317                                                 $iAmountOnPage = intval(quickQuery($sqlquery)) - intval($startpos);
 318                                 }
 319                                 if (intval($iAmountOnPage) >= intval($maxresults)) {
 320                                         $startpos       = intval($startpos) + intval($maxresults);
 321                                         $url            = $CONF['SearchURL'].'?'.alterQueryStr($parsed,'startpos',$startpos);
 322                                 }
 323                                 break;
 324                         default:
 325                                 break;
 326                 } // switch($direction)
 327
 328                 if ($url != '')
 329                         echo $this->_link($url, $linktext);
 330         }
 331
 332         /**
 333          *  Creates an item link and if no id is given a todaylink
 334          */
 335         function _itemlink($id, $linktext = '') {
 336                 global $CONF;
 337                 if ($id)
 338                         echo $this->_link(createItemLink($id, $this->linkparams), $linktext);
 339                 else
 340                         $this->parse_todaylink($linktext);
 341         }
 342
 343         /**
 344          *  Creates an archive link and if no id is given a todaylink
 345          */
 346         function _archivelink($id, $linktext = '') {
 347                 global $CONF, $blog;
 348                 if ($id)
 349                         echo $this->_link(createArchiveLink($blog->getID(), $id, $this->linkparams), $linktext);
 350                 else
 351                         $this->parse_todaylink($linktext);
 352         }
 353
 354         /**
 355           * Helper function that sets the category that a blog will need to use
 356           *
 357           * @param $blog
 358           *             An object of the blog class, passed by reference (we want to make changes to it)
 359           * @param $catname
 360           *             The name of the category to use
 361           */
 362         function _setBlogCategory(&$blog, $catname) {
 363                 global $catid;
 364                 if ($catname != '')
 365                         $blog->setSelectedCategoryByName($catname);
 366                 else
 367                         $blog->setSelectedCategory($catid);
 368         }
 369
 370         /**
 371          *  Notifies the Manager that a PreBlogContent event occurs
 372          */
 373         function _preBlogContent($type, &$blog) {
 374                 global $manager;
 375                 $manager->notify('PreBlogContent',array('blog' => &$blog, 'type' => $type));
 376         }
 377
 378         /**
 379          *  Notifies the Manager that a PostBlogContent event occurs
 380          */
 381         function _postBlogContent($type, &$blog) {
 382                 global $manager;
 383                 $manager->notify('PostBlogContent',array('blog' => &$blog, 'type' => $type));
 384         }
 385
 386         /**
 387          * Parse skinvar additemform
 388          */
 389         function parse_additemform() {
 390                 global $blog, $CONF;
 391                 $this->formdata = array(
 392                         'adminurl' => htmlspecialchars($CONF['AdminURL'],ENT_QUOTES),
 393                         'catid' => $blog->getDefaultCategory()
 394                 );
 395                 $blog->InsertJavaScriptInfo();
 396                 $this->doForm('additemform');
 397         }
 398
 399         /**
 400          * Parse skinvar adminurl
 401          * (shortcut for admin url)
 402          */
 403         function parse_adminurl() {
 404                 $this->parse_sitevar('adminurl');
 405         }
 406
 407         /**
 408          * Parse skinvar archive
 409          */
 410         function parse_archive($template, $category = '') {
 411                 global $blog, $archive;
 412                 // can be used with either yyyy-mm or yyyy-mm-dd
 413                 sscanf($archive,'%d-%d-%d',$y,$m,$d);
 414                 $this->_setBlogCategory($blog, $category);
 415                 $this->_preBlogContent('achive',$blog);
 416                 $blog->showArchive($template, $y, $m, $d);
 417                 $this->_postBlogContent('achive',$blog);
 418
 419         }
 420
 421         /**
 422           * %archivedate(locale,date format)%
 423           */
 424         function parse_archivedate($locale = '-def-') {
 425                 global $archive;
 426
 427                 if ($locale == '-def-')
 428                         setlocale(LC_TIME,$template['LOCALE']);
 429                 else
 430                         setlocale(LC_TIME,$locale);
 431
 432                 // get archive date
 433                 sscanf($archive,'%d-%d-%d',$y,$m,$d);
 434
 435                 // get format
 436                 $args = func_get_args();
 437                 // format can be spread over multiple parameters
 438                 if (sizeof($args) > 1) {
 439                         // take away locale
 440                         array_shift($args);
 441                         // implode
 442                         $format=implode(',',$args);
 443                 } elseif ($d == 0) {
 444                         $format = '%B %Y';
 445                 } else {
 446                         $format = '%d %B %Y';
 447                 }
 448
 449                 echo strftime($format,mktime(0,0,0,$m,$d?$d:1,$y));
 450         }
 451
 452         /**
 453          *  Parse skinvar archivedaylist
 454          */
 455         function parse_archivedaylist($template, $category = 'all', $limit = 0) {
 456                 global $blog;
 457                 if ($category == 'all') $category = '';
 458                 $this->_preBlogContent('archivelist',$blog);
 459                 $this->_setBlogCategory($blog, $category);
 460                 $blog->showArchiveList($template, 'day', $limit);
 461                 $this->_postBlogContent('archivelist',$blog);
 462         }
 463
 464         /**
 465          *      A link to the archives for the current blog (or for default blog)
 466          */
 467         function parse_archivelink($linktext = '') {
 468                 global $blog, $CONF;
 469                 if ($blog)
 470                         echo $this->_link(createArchiveListLink($blog->getID(),$this->linkparams), $linktext);
 471                 else
 472                         echo $this->_link(createArchiveListLink(), $linktext);
 473         }
 474
 475         function parse_archivelist($template, $category = 'all', $limit = 0) {
 476                 global $blog;
 477                 if ($category == 'all') $category = '';
 478                 $this->_preBlogContent('archivelist',$blog);
 479                 $this->_setBlogCategory($blog, $category);
 480                 $blog->showArchiveList($template, 'month', $limit);
 481                 $this->_postBlogContent('archivelist',$blog);
 482         }
 483
 484         /**
 485          * Parse skinvar archivetype
 486          */
 487         function parse_archivetype() {
 488                 global $archivetype;
 489                 echo $archivetype;
 490         }
 491
 492         /**
 493          * Parse skinvar blog
 494          */
 495         function parse_blog($template, $amount = 10, $category = '') {
 496                 global $blog, $startpos;
 497
 498                 list($limit, $offset) = sscanf($amount, '%d(%d)');
 499                 $this->_setBlogCategory($blog, $category);
 500                 $this->_preBlogContent('blog',$blog);
 501                 $this->amountfound = $blog->readLog($template, $limit, $offset, $startpos);
 502                 $this->_postBlogContent('blog',$blog);
 503         }
 504
 505         /*
 506         *       Parse skinvar bloglist
 507         *       Shows a list of all blogs
 508         *       bnametype: whether 'name' or 'shortname' is used for the link text
 509         */
 510         function parse_bloglist($template, $bnametype = '') {
 511                 BLOG::showBlogList($template, $bnametype);
 512         }
 513
 514         /**
 515          * Parse skinvar blogsetting
 516          */
 517         function parse_blogsetting($which) {
 518                 global $blog;
 519                 switch($which) {
 520                         case 'id':
 521                                 echo htmlspecialchars($blog->getID(),ENT_QUOTES);
 522                                 break;
 523                         case 'url':
 524                                 echo htmlspecialchars($blog->getURL(),ENT_QUOTES);
 525                                 break;
 526                         case 'name':
 527                                 echo htmlspecialchars($blog->getName(),ENT_QUOTES);
 528                                 break;
 529                         case 'desc':
 530                                 echo htmlspecialchars($blog->getDescription(),ENT_QUOTES);
 531                                 break;
 532                         case 'short':
 533                                 echo htmlspecialchars($blog->getShortName(),ENT_QUOTES);
 534                                 break;
 535                 }
 536         }
 537
 538         /**
 539          * Parse callback
 540          */
 541         function parse_callback($eventName, $type)
 542         {
 543                 global $manager;
 544                 $manager->notify($eventName, array('type' => $type));
 545         }
 546
 547         /**
 548          * Parse skinvar category
 549          */
 550         function parse_category($type = 'name') {
 551                 global $catid, $blog;
 552                 if (!$blog->isValidCategory($catid))
 553                         return;
 554
 555                 switch($type) {
 556                         case 'name':
 557                                 echo $blog->getCategoryName($catid);
 558                                 break;
 559                         case 'desc':
 560                                 echo $blog->getCategoryDesc($catid);
 561                                 break;
 562                         case 'id':
 563                                 echo $catid;
 564                                 break;
 565                 }
 566         }
 567
 568         /**
 569          * Parse categorylist
 570          */
 571         function parse_categorylist($template, $blogname = '') {
 572                 global $blog, $manager;
 573
 574                 if ($blogname == '') {
 575                         $this->_preBlogContent('categorylist',$blog);
 576                         $blog->showCategoryList($template);
 577                         $this->_postBlogContent('categorylist',$blog);
 578                 } else {
 579                         $b =& $manager->getBlog(getBlogIDFromName($blogname));
 580                         $this->_preBlogContent('categorylist',$b);
 581                         $b->showCategoryList($template);
 582                         $this->_postBlogContent('categorylist',$b);
 583                 }
 584         }
 585
 586         /**
 587          * Parse skinvar charset
 588          */
 589         function parse_charset() {
 590                 echo _CHARSET;
 591         }
 592
 593         /**
 594          * Parse skinvar commentform
 595          */
 596         function parse_commentform($destinationurl = '') {
 597                 global $blog, $itemid, $member, $CONF, $manager, $DIR_LIBS, $errormessage;
 598
 599                 // warn when trying to provide a actionurl (used to be a parameter in Nucleus <2.0)
 600                 if (stristr($destinationurl, 'action.php')) {
 601                         $args = func_get_args();
 602                         $destinationurl = $args[1];
 603                         ACTIONLOG::add(WARNING,'actionurl is not longer a parameter on commentform skinvars. Moved to be a global setting instead.');
 604                 }
 605
 606                 $actionurl = $CONF['ActionURL'];
 607
 608                 // if item is closed, show message and do nothing
 609                 $item =& $manager->getItem($itemid,0,0);
 610                 if ($item['closed'] || !$blog->commentsEnabled()) {
 611                         $this->doForm('commentform-closed');
 612                         return;
 613                 }
 614
 615                 if (!$destinationurl)
 616                 {
 617                         $destinationurl = createLink(
 618                                 'item',
 619                                 array(
 620                                         'itemid' => $itemid,
 621                                         'title' => $item['title'],
 622                                         'timestamp' => $item['timestamp'],
 623                                         'extra' => $this->linkparams
 624                                 )
 625                         );
 626
 627                         // note: createLink returns an HTML encoded URL
 628                 } else {
 629                         // HTML encode URL
 630                         $destinationurl = htmlspecialchars($destinationurl,ENT_QUOTES);
 631                 }
 632
 633                 // values to prefill
 634                 $user = cookieVar($CONF['CookiePrefix'] .'comment_user');
 635                 if (!$user) $user = postVar('user');
 636                 $userid = cookieVar($CONF['CookiePrefix'] .'comment_userid');
 637                 if (!$userid) $userid = postVar('userid');
 638                 $email = cookieVar($CONF['CookiePrefix'] .'comment_email');
 639                 if (!$email) {
 640                         $email = postVar('email');
 641                 }
 642                 $body = postVar('body');
 643
 644                 $this->formdata = array(
 645                         'destinationurl' => $destinationurl,    // url is already HTML encoded
 646                         'actionurl' => htmlspecialchars($actionurl,ENT_QUOTES),
 647                         'itemid' => $itemid,
 648                         'user' => htmlspecialchars($user,ENT_QUOTES),
 649                         'userid' => htmlspecialchars($userid,ENT_QUOTES),
 650                         'email' => htmlspecialchars($email,ENT_QUOTES),
 651                         'body' => htmlspecialchars($body,ENT_QUOTES),
 652                         'membername' => $member->getDisplayName(),
 653                         'rememberchecked' => cookieVar($CONF['CookiePrefix'] .'comment_user')?'checked="checked"':''
 654                 );
 655
 656                 if (!$member->isLoggedIn()) {
 657                         $this->doForm('commentform-notloggedin');
 658                 } else {
 659                         $this->doForm('commentform-loggedin');
 660                 }
 661         }
 662
 663         /**
 664          * Parse skinvar comments
 665          * include comments for one item
 666          */
 667         function parse_comments($template) {
 668                 global $itemid, $manager, $blog, $highlight;
 669                 $template =& $manager->getTemplate($template);
 670
 671                 // create parser object & action handler
 672                 $actions =& new ITEMACTIONS($blog);
 673                 $parser =& new PARSER($actions->getDefinedActions(),$actions);
 674                 $actions->setTemplate($template);
 675                 $actions->setParser($parser);
 676                 $item = ITEM::getitem($itemid, 0, 0);
 677                 $actions->setCurrentItem($item);
 678
 679                 $comments =& new COMMENTS($itemid);
 680                 $comments->setItemActions($actions);
 681                 $comments->showComments($template, -1, 1, $highlight);  // shows ALL comments
 682         }
 683
 684         /**
 685          * Parse errordiv
 686          */
 687         function parse_errordiv() {
 688                 global $errormessage;
 689                 if ($errormessage)
 690                         echo '<div class="error">', htmlspecialchars($errormessage),'</div>';
 691         }
 692
 693         /**
 694          * Parse skinvar errormessage
 695          */
 696         function parse_errormessage() {
 697                 global $errormessage;
 698                 echo $errormessage;
 699         }
 700
 701         /**
 702          * Parse formdata
 703          */
 704         function parse_formdata($what) {
 705                 echo $this->formdata[$what];
 706         }
 707
 708         /**
 709          * Parse ifcat
 710          */
 711         function parse_ifcat($text = '') {
 712                 if ($text == '') {
 713                         // new behaviour
 714                         $this->parse_if('category');
 715                 } else {
 716                         // old behaviour
 717                         global $catid, $blog;
 718                         if ($blog->isValidCategory($catid))
 719                                 echo $text;
 720                 }
 721         }
 722
 723         /**
 724          * Parse skinvar image
 725          */
 726         function parse_image($what = 'imgtag') {
 727                 global $CONF;
 728
 729                 $imagetext      = htmlspecialchars(requestVar('imagetext'));
 730                 $imagepopup = requestVar('imagepopup');
 731                 $width          = intRequestVar('width');
 732                 $height         = intRequestVar('height');
 733                 $fullurl        = htmlspecialchars($CONF['MediaURL'] . $imagepopup);
 734
 735                 switch($what)
 736                 {
 737                         case 'url':
 738                                 echo $fullurl;
 739                                 break;
 740                         case 'width':
 741                                 echo $width;
 742                                 break;
 743                         case 'height':
 744                                 echo $height;
 745                                 break;
 746                         case 'caption':
 747                         case 'text':
 748                                 echo $imagetext;
 749                                 break;
 750                         case 'imgtag':
 751                         default:
 752                                 echo "<img src=\"$fullurl\" width=\"$width\" height=\"$height\" alt=\"$imagetext\" title=\"$imagetext\" />";
 753                                 break;
 754                 }
 755         }
 756
 757         /**
 758          * Parse skinvar imagetext
 759          */
 760         function parse_imagetext() {
 761                 echo htmlspecialchars(requestVar('imagetext'),ENT_QUOTES);
 762         }
 763
 764         /**
 765          * Parse skinvar item
 766          * include one item (no comments)
 767          */
 768         function parse_item($template) {
 769                 global $blog, $itemid, $highlight;
 770                 $this->_setBlogCategory($blog, '');     // need this to select default category
 771                 $this->_preBlogContent('item',$blog);
 772                 $r = $blog->showOneitem($itemid, $template, $highlight);
 773                 if ($r == 0)
 774                         echo _ERROR_NOSUCHITEM;
 775                 $this->_postBlogContent('item',$blog);
 776         }
 777
 778         /**
 779          * Parse skinvar itemid
 780          */
 781         function parse_itemid() {
 782                 global $itemid;
 783                 echo $itemid;
 784         }
 785
 786         /**
 787          * Parse skinvar itemlink
 788          */
 789         function parse_itemlink($linktext = '') {
 790                 global $itemid;
 791                 $this->_itemlink($itemid, $linktext);
 792         }
 793
 794         /**
 795          * Parse itemtitle
 796          */
 797         function parse_itemtitle($format = '') {
 798                 global $manager, $itemid;
 799                 $item =& $manager->getItem($itemid,0,0);
 800
 801                 switch ($format) {
 802                         case 'xml':
 803                                 echo stringToXML ($item['title']);
 804                                 break;
 805                         case 'attribute':
 806                                 echo stringToAttribute ($item['title']);
 807                                 break;
 808                         case 'raw':
 809                                 echo $item['title'];
 810                                 break;
 811                         default:
 812                                 echo htmlspecialchars(strip_tags($item['title']),ENT_QUOTES);
 813                                 break;
 814                 }
 815         }
 816
 817         /**
 818          * Parse skinvar loginform
 819          */
 820         function parse_loginform() {
 821                 global $member, $CONF;
 822                 if (!$member->isLoggedIn()) {
 823                         $filename = 'loginform-notloggedin';
 824                         $this->formdata = array();
 825                 } else {
 826                         $filename = 'loginform-loggedin';
 827                         $this->formdata = array(
 828                                 'membername' => $member->getDisplayName(),
 829                         );
 830                 }
 831                 $this->doForm($filename);
 832         }
 833
 834         /**
 835          * Parse skinvar member
 836          * (includes a member info thingie)
 837          */
 838         function parse_member($what) {
 839                 global $memberinfo, $member;
 840
 841                 // 1. only allow the member-details-page specific variables on member pages
 842                 if ($this->skintype == 'member') {
 843
 844                         switch($what) {
 845                                 case 'name':
 846                                         echo htmlspecialchars($memberinfo->getDisplayName(),ENT_QUOTES);
 847                                         break;
 848                                 case 'realname':
 849                                         echo htmlspecialchars($memberinfo->getRealName(),ENT_QUOTES);
 850                                         break;
 851                                 case 'notes':
 852                                         echo htmlspecialchars($memberinfo->getNotes(),ENT_QUOTES);
 853                                         break;
 854                                 case 'url':
 855                                         echo htmlspecialchars($memberinfo->getURL(),ENT_QUOTES);
 856                                         break;
 857                                 case 'email':
 858                                         echo htmlspecialchars($memberinfo->getEmail(),ENT_QUOTES);
 859                                         break;
 860                                 case 'id':
 861                                         echo htmlspecialchars($memberinfo->getID(),ENT_QUOTES);
 862                                         break;
 863                         }
 864                 }
 865
 866                 // 2. the next bunch of options is available everywhere, as long as the user is logged in
 867                 if ($member->isLoggedIn())
 868                 {
 869                         switch($what) {
 870                                 case 'yourname':
 871                                         echo $member->getDisplayName();
 872                                         break;
 873                                 case 'yourrealname':
 874                                         echo $member->getRealName();
 875                                         break;
 876                                 case 'yournotes':
 877                                         echo $member->getNotes();
 878                                         break;
 879                                 case 'yoururl':
 880                                         echo $member->getURL();
 881                                         break;
 882                                 case 'youremail':
 883                                         echo $member->getEmail();
 884                                         break;
 885                                 case 'yourid':
 886                                         echo $member->getID();
 887                                         break;
 888                         }
 889                 }
 890
 891         }
 892
 893         /**
 894          * Parse skinvar membermailform
 895          */
 896         function parse_membermailform($rows = 10, $cols = 40, $desturl = '') {
 897                 global $member, $CONF, $memberid;
 898
 899                 if ($desturl == '') {
 900                         if ($CONF['URLMode'] == 'pathinfo')
 901                                 $desturl = createMemberLink($memberid);
 902                         else
 903                                 $desturl = $CONF['IndexURL'] . createMemberLink($memberid);
 904                 }
 905
 906                 $message = postVar('message');
 907                 $frommail = postVar('frommail');
 908
 909                 $this->formdata = array(
 910                         'url' => htmlspecialchars($desturl),
 911                         'actionurl' => htmlspecialchars($CONF['ActionURL'],ENT_QUOTES),
 912                         'memberid' => $memberid,
 913                         'rows' => $rows,
 914                         'cols' => $cols,
 915                         'message' => htmlspecialchars($message,ENT_QUOTES),
 916                         'frommail' => htmlspecialchars($frommail,ENT_QUOTES)
 917                 );
 918                 if ($member->isLoggedIn()) {
 919                         $this->doForm('membermailform-loggedin');
 920                 } else if ($CONF['NonmemberMail']) {
 921                         $this->doForm('membermailform-notloggedin');
 922                 } else {
 923                         $this->doForm('membermailform-disallowed');
 924                 }
 925
 926         }
 927
 928         /**
 929          * Parse skinvar nextarchive
 930          */
 931         function parse_nextarchive() {
 932                 global $archivenext;
 933                 echo $archivenext;
 934         }
 935
 936         /**
 937          * Parse skinvar nextitem
 938          * (include itemid of next item)
 939          */
 940         function parse_nextitem() {
 941                 global $itemidnext;
 942                 if (isset($itemidnext)) echo (int)$itemidnext;
 943         }
 944
 945         /**
 946          * Parse skinvar nextitemtitle
 947          * (include itemtitle of next item)
 948          */
 949         function parse_nextitemtitle($format = '') {
 950                 global $itemtitlenext;
 951
 952                 switch ($format) {
 953                         case 'xml':
 954                                 echo stringToXML ($itemtitlenext);
 955                                 break;
 956                         case 'attribute':
 957                                 echo stringToAttribute ($itemtitlenext);
 958                                 break;
 959                         case 'raw':
 960                                 echo $itemtitlenext;
 961                                 break;
 962                         default:
 963                                 echo htmlspecialchars($itemtitlenext,ENT_QUOTES);
 964                                 break;
 965                 }
 966         }
 967
 968         /**
 969          * Parse skinvar nextlink
 970          */
 971         function parse_nextlink($linktext = '', $amount = 10) {
 972                 global $itemidnext, $archivenext, $startpos;
 973                 if ($this->skintype == 'item')
 974                         $this->_itemlink($itemidnext, $linktext);
 975                 else if ($this->skintype == 'search' || $this->skintype == 'index')
 976                         $this->_searchlink($amount, $startpos, 'next', $linktext);
 977                 else
 978                         $this->_archivelink($archivenext, $linktext);
 979         }
 980
 981         /**
 982          * Parse skinvar nucleusbutton
 983          */
 984         function parse_nucleusbutton($imgurl = '',
 985                                                                  $imgwidth = '85',
 986                                                                  $imgheight = '31') {
 987                 global $CONF;
 988                 if ($imgurl == '') {
 989                         $imgurl = $CONF['AdminURL'] . 'nucleus.gif';
 990                 } else if (PARSER::getProperty('IncludeMode') == 'skindir'){
 991                         // when skindit IncludeMode is used: start from skindir
 992                         $imgurl = $CONF['SkinsURL'] . PARSER::getProperty('IncludePrefix') . $imgurl;
 993                 }
 994
 995                 $this->formdata = array(
 996                         'imgurl' => $imgurl,
 997                         'imgwidth' => $imgwidth,
 998                         'imgheight' => $imgheight,
 999                 );
1000                 $this->doForm('nucleusbutton');
1001         }
1002
1003         /**
1004          * Parse skinvar otherarchive
1005          */
1006         function parse_otherarchive($blogname, $template, $category = '') {
1007                 global $archive, $manager;
1008                 sscanf($archive,'%d-%d-%d',$y,$m,$d);
1009                 $b =& $manager->getBlog(getBlogIDFromName($blogname));
1010                 $this->_setBlogCategory($b, $category);
1011                 $this->_preBlogContent('otherachive',$b);
1012                 $b->showArchive($template, $y, $m, $d);
1013                 $this->_postBlogContent('otherachive',$b);
1014         }
1015
1016         /**
1017          * Parse skinvar otherarchivedaylist
1018          */
1019         function parse_otherarchivedaylist($blogname, $template, $category = 'all', $limit = 0) {
1020                 global $manager;
1021                 if ($category == 'all') $category = '';
1022                 $b =& $manager->getBlog(getBlogIDFromName($blogname));
1023                 $this->_setBlogCategory($b, $category);
1024                 $this->_preBlogContent('otherarchivelist',$b);
1025                 $b->showArchiveList($template, 'day', $limit);
1026                 $this->_postBlogContent('otherarchivelist',$b);
1027         }
1028
1029         /**
1030          * Parse skinvar otherarchivelist
1031          */
1032         function parse_otherarchivelist($blogname, $template, $category = 'all', $limit = 0) {
1033                 global $manager;
1034                 if ($category == 'all') $category = '';
1035                 $b =& $manager->getBlog(getBlogIDFromName($blogname));
1036                 $this->_setBlogCategory($b, $category);
1037                 $this->_preBlogContent('otherarchivelist',$b);
1038                 $b->showArchiveList($template, 'month', $limit);
1039                 $this->_postBlogContent('otherarchivelist',$b);
1040         }
1041
1042         /**
1043          * Parse skinvar otherblog
1044          */
1045         function parse_otherblog($blogname, $template, $amount = 10, $category = '') {
1046                 global $manager;
1047
1048                 list($limit, $offset) = sscanf($amount, '%d(%d)');
1049
1050                 $b =& $manager->getBlog(getBlogIDFromName($blogname));
1051                 $this->_setBlogCategory($b, $category);
1052                 $this->_preBlogContent('otherblog',$b);
1053                 $this->amountfound = $b->readLog($template, $limit, $offset);
1054                 $this->_postBlogContent('otherblog',$b);
1055         }
1056
1057         /**
1058          * Parse skinvar othersearchresults
1059          */
1060         function parse_othersearchresults($blogname, $template, $maxresults = 50) {
1061                 global $query, $amount, $manager, $startpos;
1062                 $b =& $manager->getBlog(getBlogIDFromName($blogname));
1063                 $this->_setBlogCategory($b, '');        // need this to select default category
1064                 $this->_preBlogContent('othersearchresults',$b);
1065                 $b->search($query, $template, $amount, $maxresults, $startpos);
1066                 $this->_postBlogContent('othersearchresults',$b);
1067         }
1068
1069         /**
1070           * Executes a plugin skinvar
1071           *
1072           * @param pluginName name of plugin (without the NP_)
1073           *
1074           * extra parameters can be added
1075           */
1076         function parse_plugin($pluginName) {
1077                 global $manager;
1078
1079                 // only continue when the plugin is really installed
1080                 if (!$manager->pluginInstalled('NP_' . $pluginName))
1081                         return;
1082
1083                 $plugin =& $manager->getPlugin('NP_' . $pluginName);
1084                 if (!$plugin) return;
1085
1086                 // get arguments
1087                 $params = func_get_args();
1088
1089                 // remove plugin name
1090                 array_shift($params);
1091
1092                 // add skin type on front
1093                 array_unshift($params, $this->skintype);
1094
1095                 call_user_func_array(array(&$plugin,'doSkinVar'), $params);
1096         }
1097
1098         /**
1099          * Parse skinvar prevarchive
1100          */
1101         function parse_prevarchive() {
1102                 global $archiveprev;
1103                 echo $archiveprev;
1104         }
1105
1106         /**
1107          * Parse skinvar preview
1108          */
1109         function parse_preview($template) {
1110                 global $blog, $CONF, $manager;
1111
1112                 $template =& $manager->getTemplate($template);
1113                 $row['body'] = '<span id="prevbody"></span>';
1114                 $row['title'] = '<span id="prevtitle"></span>';
1115                 $row['more'] = '<span id="prevmore"></span>';
1116                 $row['itemlink'] = '';
1117                 $row['itemid'] = 0; $row['blogid'] = $blog->getID();
1118                 echo TEMPLATE::fill($template['ITEM_HEADER'],$row);
1119                 echo TEMPLATE::fill($template['ITEM'],$row);
1120                 echo TEMPLATE::fill($template['ITEM_FOOTER'],$row);
1121         }
1122
1123         /*
1124          * Parse skinvar previtem
1125          * (include itemid of prev item)
1126          */
1127         function parse_previtem() {
1128                 global $itemidprev;
1129                 if (isset($itemidprev)) echo (int)$itemidprev;
1130         }
1131
1132         /**
1133          * Parse skinvar previtemtitle
1134          * (include itemtitle of prev item)
1135          */
1136         function parse_previtemtitle($format = '') {
1137                 global $itemtitleprev;
1138
1139                 switch ($format) {
1140                         case 'xml':
1141                                 echo stringToXML ($itemtitleprev);
1142                                 break;
1143                         case 'attribute':
1144                                 echo stringToAttribute ($itemtitleprev);
1145                                 break;
1146                         case 'raw':
1147                                 echo $itemtitleprev;
1148                                 break;
1149                         default:
1150                                 echo htmlspecialchars($itemtitleprev,ENT_QUOTES);
1151                                 break;
1152                 }
1153         }
1154
1155         /**
1156          * Parse skinvar prevlink
1157          */
1158         function parse_prevlink($linktext = '', $amount = 10) {
1159                 global $itemidprev, $archiveprev, $startpos;
1160
1161                 if ($this->skintype == 'item')
1162                         $this->_itemlink($itemidprev, $linktext);
1163                 else if ($this->skintype == 'search' || $this->skintype == 'index')
1164                         $this->_searchlink($amount, $startpos, 'prev', $linktext);
1165                 else
1166                         $this->_archivelink($archiveprev, $linktext);
1167         }
1168
1169         /**
1170          * Parse skinvar query
1171          * (includes the search query)
1172          */
1173         function parse_query() {
1174                 global $query;
1175                 echo htmlspecialchars($query,ENT_QUOTES);
1176         }
1177
1178         /**
1179          * Parse skinvar referer
1180          */
1181         function parse_referer() {
1182                 echo htmlspecialchars(serverVar('HTTP_REFERER'),ENT_QUOTES);
1183         }
1184
1185         /**
1186          * Parse skinvar searchform
1187          */
1188         function parse_searchform($blogname = '') {
1189                 global $CONF, $manager, $maxresults;
1190                 if ($blogname) {
1191                         $blog =& $manager->getBlog(getBlogIDFromName($blogname));
1192                 } else {
1193                         global $blog;
1194                 }
1195                 // use default blog when no blog is selected
1196                 $this->formdata = array(
1197                         'id' => $blog?$blog->getID():$CONF['DefaultBlog'],
1198                         'query' => htmlspecialchars(getVar('query'),ENT_QUOTES),
1199                 );
1200                 $this->doForm('searchform');
1201         }
1202
1203         /**
1204          * Parse skinvar searchresults
1205          */
1206         function parse_searchresults($template, $maxresults = 50 ) {
1207                 global $blog, $query, $amount, $startpos;
1208
1209                 $this->_setBlogCategory($blog, '');     // need this to select default category
1210                 $this->_preBlogContent('searchresults',$blog);
1211                 $this->amountfound = $blog->search($query, $template, $amount, $maxresults, $startpos);
1212                 $this->_postBlogContent('searchresults',$blog);
1213         }
1214
1215         /**
1216          * Parse skinvar self
1217          */
1218         function parse_self() {
1219                 global $CONF;
1220                 echo $CONF['Self'];
1221         }
1222
1223         /**
1224          * Parse skinvar sitevar
1225          * (include a sitevar)
1226          */
1227         function parse_sitevar($which) {
1228                 global $CONF;
1229                 switch($which) {
1230                         case 'url':
1231                                 echo $CONF['IndexURL'];
1232                                 break;
1233                         case 'name':
1234                                 echo $CONF['SiteName'];
1235                                 break;
1236                         case 'admin':
1237                                 echo $CONF['AdminEmail'];
1238                                 break;
1239                         case 'adminurl':
1240                                 echo $CONF['AdminURL'];
1241                 }
1242         }
1243
1244         /**
1245          * Parse skinname
1246          */
1247         function parse_skinname() {
1248                 echo $this->skin->getName();
1249         }
1250
1251         /**
1252          * Parse skintype (experimental)
1253          */
1254         function parse_skintype() {
1255                 echo $this->skintype;
1256         }
1257
1258         /**
1259          * Parse text
1260          */
1261         function parse_text($which) {
1262                 // constant($which) only available from 4.0.4 :(
1263                 if (defined($which)) {
1264                         eval("echo $which;");
1265                 }
1266         }
1267
1268         /**
1269          * Parse ticket
1270          */
1271         function parse_ticket() {
1272                 global $manager;
1273                 $manager->addTicketHidden();
1274         }
1275
1276         /**
1277          *      Parse skinvar todaylink
1278          *      A link to the today page (depending on selected blog, etc...)
1279          */
1280         function parse_todaylink($linktext = '') {
1281                 global $blog, $CONF;
1282                 if ($blog)
1283                         echo $this->_link(createBlogidLink($blog->getID(),$this->linkparams), $linktext);
1284                 else
1285                         echo $this->_link($CONF['SiteUrl'], $linktext);
1286         }
1287
1288         /**
1289          * Parse vars
1290          * When commentform is not used, to include a hidden field with itemid
1291          */
1292         function parse_vars() {
1293                 global $itemid;
1294                 echo '<input type="hidden" name="itemid" value="'.$itemid.'" />';
1295         }
1296
1297         /**
1298          * Parse skinvar version
1299          * (include nucleus versionnumber)
1300          */
1301         function parse_version() {
1302                 global $nucleus;
1303                 echo 'Nucleus CMS ' . $nucleus['version'];
1304         }
1305
1306 }
1307 ?>