3 * StatusNet, the distributed open-source microblogging tool
5 * Base class for all actions (~views)
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@status.net>
25 * @author Sarven Capadisli <csarven@status.net>
26 * @copyright 2008 StatusNet, Inc.
27 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
28 * @link http://status.net/
31 if (!defined('STATUSNET') && !defined('LACONICA')) {
35 require_once INSTALLDIR.'/lib/noticeform.php';
36 require_once INSTALLDIR.'/lib/htmloutputter.php';
39 * Base class for all actions
41 * This is the base class for all actions in the package. An action is
42 * more or less a "view" in an MVC framework.
44 * Actions are responsible for extracting and validating parameters; using
45 * model classes to read and write to the database; and doing ouput.
49 * @author Evan Prodromou <evan@status.net>
50 * @author Sarven Capadisli <csarven@status.net>
51 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
52 * @link http://status.net/
56 class Action extends HTMLOutputter // lawsuit
63 * Just wraps the HTMLOutputter constructor.
65 * @param string $output URI to output to, default = stdout
66 * @param boolean $indent Whether to indent output, default true
68 * @see XMLOutputter::__construct
69 * @see HTMLOutputter::__construct
71 function __construct($output='php://output', $indent=true)
73 parent::__construct($output, $indent);
77 * For initializing members of the class.
79 * @param array $argarray misc. arguments
81 * @return boolean true
83 function prepare($argarray)
85 $this->args =& common_copy_args($argarray);
90 * Show page, a template method.
96 if (Event::handle('StartShowHTML', array($this))) {
98 Event::handle('EndShowHTML', array($this));
100 if (Event::handle('StartShowHead', array($this))) {
102 Event::handle('EndShowHead', array($this));
104 if (Event::handle('StartShowBody', array($this))) {
106 Event::handle('EndShowBody', array($this));
108 if (Event::handle('StartEndHTML', array($this))) {
110 Event::handle('EndEndHTML', array($this));
115 * Show head, a template method.
121 // XXX: attributes (profile?)
122 $this->elementStart('head');
123 if (Event::handle('StartShowHeadElements', array($this))) {
125 $this->showShortcutIcon();
126 $this->showStylesheets();
127 $this->showOpenSearch();
129 $this->showDescription();
131 Event::handle('EndShowHeadElements', array($this));
133 $this->elementEnd('head');
137 * Show title, a template method.
143 $this->element('title', null,
144 sprintf(_("%s - %s"),
146 common_config('site', 'name')));
150 * Returns the page title
154 * @return string page title
159 return _("Untitled page");
163 * Show themed shortcut icon
167 function showShortcutIcon()
169 if (is_readable(INSTALLDIR . '/theme/' . common_config('site', 'theme') . '/favicon.ico')) {
170 $this->element('link', array('rel' => 'shortcut icon',
171 'href' => Theme::path('favicon.ico')));
173 $this->element('link', array('rel' => 'shortcut icon',
174 'href' => common_path('favicon.ico')));
177 if (common_config('site', 'mobile')) {
178 if (is_readable(INSTALLDIR . '/theme/' . common_config('site', 'theme') . '/apple-touch-icon.png')) {
179 $this->element('link', array('rel' => 'apple-touch-icon',
180 'href' => Theme::path('apple-touch-icon.png')));
182 $this->element('link', array('rel' => 'apple-touch-icon',
183 'href' => common_path('apple-touch-icon.png')));
193 function showStylesheets()
195 if (Event::handle('StartShowStyles', array($this))) {
197 // Use old name for StatusNet for compatibility on events
199 if (Event::handle('StartShowStatusNetStyles', array($this)) &&
200 Event::handle('StartShowLaconicaStyles', array($this))) {
201 $this->cssLink('css/display.css',null,'screen, projection, tv');
202 if (common_config('site', 'mobile')) {
203 // TODO: "handheld" CSS for other mobile devices
204 $this->cssLink('css/mobile.css','base','only screen and (max-device-width: 480px)'); // Mobile WebKit
206 $this->cssLink('css/print.css','base','print');
207 Event::handle('EndShowStatusNetStyles', array($this));
208 Event::handle('EndShowLaconicaStyles', array($this));
211 if (Event::handle('StartShowUAStyles', array($this))) {
212 $this->comment('[if IE]><link rel="stylesheet" type="text/css" '.
213 'href="'.Theme::path('css/ie.css', 'base').'?version='.STATUSNET_VERSION.'" /><![endif]');
214 foreach (array(6,7) as $ver) {
215 if (file_exists(Theme::file('css/ie'.$ver.'.css', 'base'))) {
216 // Yes, IE people should be put in jail.
217 $this->comment('[if lte IE '.$ver.']><link rel="stylesheet" type="text/css" '.
218 'href="'.Theme::path('css/ie'.$ver.'.css', 'base').'?version='.STATUSNET_VERSION.'" /><![endif]');
221 $this->comment('[if IE]><link rel="stylesheet" type="text/css" '.
222 'href="'.Theme::path('css/ie.css', null).'?version='.STATUSNET_VERSION.'" /><![endif]');
223 Event::handle('EndShowUAStyles', array($this));
226 if (Event::handle('StartShowDesign', array($this))) {
228 $user = common_current_user();
230 if (empty($user) || $user->viewdesigns) {
231 $design = $this->getDesign();
233 if (!empty($design)) {
234 $design->showCSS($this);
238 Event::handle('EndShowDesign', array($this));
240 Event::handle('EndShowStyles', array($this));
245 * Show javascript headers
249 function showScripts()
251 if (Event::handle('StartShowScripts', array($this))) {
252 if (Event::handle('StartShowJQueryScripts', array($this))) {
253 $this->script('js/jquery.min.js');
254 $this->script('js/jquery.form.js');
255 $this->script('js/jquery.joverlay.min.js');
256 Event::handle('EndShowJQueryScripts', array($this));
258 if (Event::handle('StartShowStatusNetScripts', array($this)) &&
259 Event::handle('StartShowLaconicaScripts', array($this))) {
260 $this->script('js/xbImportNode.js');
261 $this->script('js/util.js');
262 // Frame-busting code to avoid clickjacking attacks.
263 $this->element('script', array('type' => 'text/javascript'),
264 'if (window.top !== window.self) { window.top.location.href = window.self.location.href; }');
265 Event::handle('EndShowStatusNetScripts', array($this));
266 Event::handle('EndShowLaconicaScripts', array($this));
268 Event::handle('EndShowScripts', array($this));
273 * Show OpenSearch headers
277 function showOpenSearch()
279 $this->element('link', array('rel' => 'search',
280 'type' => 'application/opensearchdescription+xml',
281 'href' => common_local_url('opensearch', array('type' => 'people')),
282 'title' => common_config('site', 'name').' People Search'));
283 $this->element('link', array('rel' => 'search', 'type' => 'application/opensearchdescription+xml',
284 'href' => common_local_url('opensearch', array('type' => 'notice')),
285 'title' => common_config('site', 'name').' Notice Search'));
298 $feeds = $this->getFeeds();
301 foreach ($feeds as $feed) {
302 $this->element('link', array('rel' => $feed->rel(),
303 'href' => $feed->url,
304 'type' => $feed->mimeType(),
305 'title' => $feed->title));
317 function showDescription()
319 // does nothing by default
323 * Show extra stuff in <head>.
331 // does nothing by default
337 * Calls template methods
343 $this->elementStart('body', (common_current_user()) ? array('id' => $this->trimmed('action'),
344 'class' => 'user_in')
345 : array('id' => $this->trimmed('action')));
346 $this->elementStart('div', array('id' => 'wrap'));
347 if (Event::handle('StartShowHeader', array($this))) {
349 Event::handle('EndShowHeader', array($this));
352 if (Event::handle('StartShowFooter', array($this))) {
354 Event::handle('EndShowFooter', array($this));
356 $this->elementEnd('div');
357 $this->showScripts();
358 $this->elementEnd('body');
362 * Show header of the page.
364 * Calls template methods
368 function showHeader()
370 $this->elementStart('div', array('id' => 'header'));
372 $this->showPrimaryNav();
373 $this->showSiteNotice();
374 if (common_logged_in()) {
375 $this->showNoticeForm();
377 $this->showAnonymousMessage();
379 $this->elementEnd('div');
383 * Show configured logo.
389 $this->elementStart('address', array('id' => 'site_contact',
390 'class' => 'vcard'));
391 if (Event::handle('StartAddressData', array($this))) {
392 $this->elementStart('a', array('class' => 'url home bookmark',
393 'href' => common_local_url('public')));
394 if (common_config('site', 'logo') || file_exists(Theme::file('logo.png'))) {
395 $this->element('img', array('class' => 'logo photo',
396 'src' => (common_config('site', 'logo')) ? common_config('site', 'logo') : Theme::path('logo.png'),
397 'alt' => common_config('site', 'name')));
399 $this->element('span', array('class' => 'fn org'), common_config('site', 'name'));
400 $this->elementEnd('a');
401 Event::handle('EndAddressData', array($this));
403 $this->elementEnd('address');
407 * Show primary navigation.
411 function showPrimaryNav()
413 $user = common_current_user();
415 if (common_config('xmpp', 'enabled')) {
416 $connect = 'imsettings';
417 } else if (common_config('sms', 'enabled')) {
418 $connect = 'smssettings';
419 } else if (common_config('twitter', 'enabled')) {
420 $connect = 'twittersettings';
423 $this->elementStart('dl', array('id' => 'site_nav_global_primary'));
424 $this->element('dt', null, _('Primary site navigation'));
425 $this->elementStart('dd');
426 $this->elementStart('ul', array('class' => 'nav'));
427 if (Event::handle('StartPrimaryNav', array($this))) {
429 $this->menuItem(common_local_url('all', array('nickname' => $user->nickname)),
430 _('Home'), _('Personal profile and friends timeline'), false, 'nav_home');
431 $this->menuItem(common_local_url('profilesettings'),
432 _('Account'), _('Change your email, avatar, password, profile'), false, 'nav_account');
434 $this->menuItem(common_local_url($connect),
435 _('Connect'), _('Connect to services'), false, 'nav_connect');
437 if ($user->hasRight(Right::CONFIGURESITE)) {
438 $this->menuItem(common_local_url('siteadminpanel'),
439 _('Admin'), _('Change site configuration'), false, 'nav_admin');
441 if (common_config('invite', 'enabled')) {
442 $this->menuItem(common_local_url('invite'),
444 sprintf(_('Invite friends and colleagues to join you on %s'),
445 common_config('site', 'name')),
446 false, 'nav_invitecontact');
448 $this->menuItem(common_local_url('logout'),
449 _('Logout'), _('Logout from the site'), false, 'nav_logout');
452 if (!common_config('site', 'closed')) {
453 $this->menuItem(common_local_url('register'),
454 _('Register'), _('Create an account'), false, 'nav_register');
456 $this->menuItem(common_local_url('login'),
457 _('Login'), _('Login to the site'), false, 'nav_login');
459 $this->menuItem(common_local_url('doc', array('title' => 'help')),
460 _('Help'), _('Help me!'), false, 'nav_help');
461 if ($user || !common_config('site', 'private')) {
462 $this->menuItem(common_local_url('peoplesearch'),
463 _('Search'), _('Search for people or text'), false, 'nav_search');
465 Event::handle('EndPrimaryNav', array($this));
467 $this->elementEnd('ul');
468 $this->elementEnd('dd');
469 $this->elementEnd('dl');
477 function showSiteNotice()
479 // Revist. Should probably do an hAtom pattern here
480 $text = common_config('site', 'notice');
482 $this->elementStart('dl', array('id' => 'site_notice',
483 'class' => 'system_notice'));
484 $this->element('dt', null, _('Site notice'));
485 $this->elementStart('dd', null);
487 $this->elementEnd('dd');
488 $this->elementEnd('dl');
495 * MAY overload if no notice form needed... or direct message box????
499 function showNoticeForm()
501 $notice_form = new NoticeForm($this);
502 $notice_form->show();
506 * Show anonymous message.
512 function showAnonymousMessage()
514 // needs to be defined by the class
520 * Shows local navigation, content block and aside.
526 $this->elementStart('div', array('id' => 'core'));
527 if (Event::handle('StartShowLocalNavBlock', array($this))) {
528 $this->showLocalNavBlock();
529 Event::handle('EndShowLocalNavBlock', array($this));
531 if (Event::handle('StartShowContentBlock', array($this))) {
532 $this->showContentBlock();
533 Event::handle('EndShowContentBlock', array($this));
535 if (Event::handle('StartShowAside', array($this))) {
537 Event::handle('EndShowAside', array($this));
539 $this->elementEnd('div');
543 * Show local navigation block.
547 function showLocalNavBlock()
549 $this->elementStart('dl', array('id' => 'site_nav_local_views'));
550 $this->element('dt', null, _('Local views'));
551 $this->elementStart('dd');
552 $this->showLocalNav();
553 $this->elementEnd('dd');
554 $this->elementEnd('dl');
558 * Show local navigation.
564 function showLocalNav()
566 // does nothing by default
570 * Show content block.
574 function showContentBlock()
576 $this->elementStart('div', array('id' => 'content'));
577 $this->showPageTitle();
578 $this->showPageNoticeBlock();
579 $this->elementStart('div', array('id' => 'content_inner'));
580 // show the actual content (forms, lists, whatever)
581 $this->showContent();
582 $this->elementEnd('div');
583 $this->elementEnd('div');
591 function showPageTitle()
593 $this->element('h1', null, $this->title());
597 * Show page notice block.
599 * Only show the block if a subclassed action has overrided
600 * Action::showPageNotice(), or an event handler is registered for
601 * the StartShowPageNotice event, in which case we assume the
602 * 'page_notice' definition list is desired. This is to prevent
603 * empty 'page_notice' definition lists from being output everywhere.
607 function showPageNoticeBlock()
609 $rmethod = new ReflectionMethod($this, 'showPageNotice');
610 $dclass = $rmethod->getDeclaringClass()->getName();
612 if ($dclass != 'Action' || Event::hasHandler('StartShowPageNotice')) {
614 $this->elementStart('dl', array('id' => 'page_notice',
615 'class' => 'system_notice'));
616 $this->element('dt', null, _('Page notice'));
617 $this->elementStart('dd');
618 if (Event::handle('StartShowPageNotice', array($this))) {
619 $this->showPageNotice();
620 Event::handle('EndShowPageNotice', array($this));
622 $this->elementEnd('dd');
623 $this->elementEnd('dl');
630 * SHOULD overload (unless there's not a notice)
634 function showPageNotice()
641 * MUST overload (unless there's not a notice)
645 function showContent()
657 $this->elementStart('div', array('id' => 'aside_primary',
658 'class' => 'aside'));
659 if (Event::handle('StartShowExportData', array($this))) {
660 $this->showExportData();
661 Event::handle('EndShowExportData', array($this));
663 if (Event::handle('StartShowSections', array($this))) {
664 $this->showSections();
665 Event::handle('EndShowSections', array($this));
667 $this->elementEnd('div');
671 * Show export data feeds.
676 function showExportData()
678 $feeds = $this->getFeeds();
680 $fl = new FeedList($this);
692 function showSections()
694 // for each section, show it
702 function showFooter()
704 $this->elementStart('div', array('id' => 'footer'));
705 $this->showSecondaryNav();
706 $this->showLicenses();
707 $this->elementEnd('div');
711 * Show secondary navigation.
715 function showSecondaryNav()
717 $this->elementStart('dl', array('id' => 'site_nav_global_secondary'));
718 $this->element('dt', null, _('Secondary site navigation'));
719 $this->elementStart('dd', null);
720 $this->elementStart('ul', array('class' => 'nav'));
721 if (Event::handle('StartSecondaryNav', array($this))) {
722 $this->menuItem(common_local_url('doc', array('title' => 'help')),
724 $this->menuItem(common_local_url('doc', array('title' => 'about')),
726 $this->menuItem(common_local_url('doc', array('title' => 'faq')),
728 $bb = common_config('site', 'broughtby');
730 $this->menuItem(common_local_url('doc', array('title' => 'tos')),
733 $this->menuItem(common_local_url('doc', array('title' => 'privacy')),
735 $this->menuItem(common_local_url('doc', array('title' => 'source')),
737 $this->menuItem(common_local_url('doc', array('title' => 'contact')),
739 $this->menuItem(common_local_url('doc', array('title' => 'badge')),
741 Event::handle('EndSecondaryNav', array($this));
743 $this->elementEnd('ul');
744 $this->elementEnd('dd');
745 $this->elementEnd('dl');
753 function showLicenses()
755 $this->elementStart('dl', array('id' => 'licenses'));
756 $this->showStatusNetLicense();
757 $this->showContentLicense();
758 $this->elementEnd('dl');
762 * Show StatusNet license.
766 function showStatusNetLicense()
768 $this->element('dt', array('id' => 'site_statusnet_license'), _('StatusNet software license'));
769 $this->elementStart('dd', null);
770 if (common_config('site', 'broughtby')) {
771 $instr = _('**%%site.name%%** is a microblogging service brought to you by [%%site.broughtby%%](%%site.broughtbyurl%%). ');
773 $instr = _('**%%site.name%%** is a microblogging service. ');
775 $instr .= sprintf(_('It runs the [StatusNet](http://status.net/) microblogging software, version %s, available under the [GNU Affero General Public License](http://www.fsf.org/licensing/licenses/agpl-3.0.html).'), STATUSNET_VERSION);
776 $output = common_markup_to_html($instr);
778 $this->elementEnd('dd');
783 * Show content license.
787 function showContentLicense()
789 $this->element('dt', array('id' => 'site_content_license'), _('Site content license'));
790 $this->elementStart('dd', array('id' => 'site_content_license_cc'));
791 $this->elementStart('p');
792 $this->element('img', array('id' => 'license_cc',
793 'src' => common_config('license', 'image'),
794 'alt' => common_config('license', 'title'),
797 //TODO: This is dirty: i18n
798 $this->text(_('All '.common_config('site', 'name').' content and data are available under the '));
799 $this->element('a', array('class' => 'license',
800 'rel' => 'external license',
801 'href' => common_config('license', 'url')),
802 common_config('license', 'title'));
803 $this->text(_('license.'));
804 $this->elementEnd('p');
805 $this->elementEnd('dd');
809 * Return last modified, if applicable.
813 * @return string last modified http header
815 function lastModified()
817 // For comparison with If-Last-Modified
818 // If not applicable, return null
823 * Return etag, if applicable.
827 * @return string etag http header
835 * Return true if read only.
839 * @param array $args other arguments
841 * @return boolean is read only action?
844 function isReadOnly($args)
850 * Returns query argument or default value if not found
852 * @param string $key requested argument
853 * @param string $def default value to return if $key is not provided
855 * @return boolean is read only action?
857 function arg($key, $def=null)
859 if (array_key_exists($key, $this->args)) {
860 return $this->args[$key];
867 * Returns trimmed query argument or default value if not found
869 * @param string $key requested argument
870 * @param string $def default value to return if $key is not provided
872 * @return boolean is read only action?
874 function trimmed($key, $def=null)
876 $arg = $this->arg($key, $def);
877 return is_string($arg) ? trim($arg) : $arg;
883 * @param array $argarray is ignored since it's now passed in in prepare()
885 * @return boolean is read only action?
887 function handle($argarray=null)
889 header('Vary: Accept-Encoding,Cookie');
890 $lm = $this->lastModified();
891 $etag = $this->etag();
893 header('ETag: ' . $etag);
896 header('Last-Modified: ' . date(DATE_RFC1123, $lm));
897 if (array_key_exists('HTTP_IF_MODIFIED_SINCE', $_SERVER)) {
898 $if_modified_since = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
899 $ims = strtotime($if_modified_since);
901 $if_none_match = (array_key_exists('HTTP_IF_NONE_MATCH', $_SERVER)) ?
902 $_SERVER['HTTP_IF_NONE_MATCH'] : null;
903 if (!$if_none_match ||
905 $this->_hasEtag($etag, $if_none_match)) {
906 header('HTTP/1.1 304 Not Modified');
907 // Better way to do this?
916 * HasĀ etag? (private)
918 * @param string $etag etag http header
919 * @param string $if_none_match ifNoneMatch http header
924 function _hasEtag($etag, $if_none_match)
926 $etags = explode(',', $if_none_match);
927 return in_array($etag, $etags) || in_array('*', $etags);
931 * Boolean understands english (yes, no, true, false)
933 * @param string $key query key we're interested in
934 * @param string $def default value
936 * @return boolean interprets yes/no strings as boolean
938 function boolean($key, $def=false)
940 $arg = strtolower($this->trimmed($key));
944 } else if (in_array($arg, array('true', 'yes', '1'))) {
946 } else if (in_array($arg, array('false', 'no', '0'))) {
956 * @param string $msg error message to display
957 * @param integer $code http error code, 500 by default
962 function serverError($msg, $code=500)
964 $action = $this->trimmed('action');
965 common_debug("Server error '$code' on '$action': $msg", __FILE__);
966 throw new ServerException($msg, $code);
972 * @param string $msg error message to display
973 * @param integer $code http error code, 400 by default
978 function clientError($msg, $code=400)
980 $action = $this->trimmed('action');
981 common_debug("User error '$code' on '$action': $msg", __FILE__);
982 throw new ClientException($msg, $code);
986 * Returns the current URL
988 * @return string current URL
993 list($action, $args) = $this->returnToArgs();
994 return common_local_url($action, $args);
998 * Returns arguments sufficient for re-constructing URL
1000 * @return array two elements: action, other args
1003 function returnToArgs()
1005 $action = $this->trimmed('action');
1006 $args = $this->args;
1007 unset($args['action']);
1008 if (common_config('site', 'fancy')) {
1011 if (array_key_exists('submit', $args)) {
1012 unset($args['submit']);
1014 foreach (array_keys($_COOKIE) as $cookie) {
1015 unset($args[$cookie]);
1017 return array($action, $args);
1021 * Generate a menu item
1023 * @param string $url menu URL
1024 * @param string $text menu name
1025 * @param string $title title attribute, null by default
1026 * @param boolean $is_selected current menu item, false by default
1027 * @param string $id element id, null by default
1031 function menuItem($url, $text, $title=null, $is_selected=false, $id=null)
1033 // Added @id to li for some control.
1034 // XXX: We might want to move this to htmloutputter.php
1037 $lattrs['class'] = 'current';
1040 (is_null($id)) ? $lattrs : $lattrs['id'] = $id;
1042 $this->elementStart('li', $lattrs);
1043 $attrs['href'] = $url;
1045 $attrs['title'] = $title;
1047 $this->element('a', $attrs, $text);
1048 $this->elementEnd('li');
1052 * Generate pagination links
1054 * @param boolean $have_before is there something before?
1055 * @param boolean $have_after is there something after?
1056 * @param integer $page current page
1057 * @param string $action current action
1058 * @param array $args rest of query arguments
1062 function pagination($have_before, $have_after, $page, $action, $args=null)
1064 // Does a little before-after block for next/prev page
1065 if ($have_before || $have_after) {
1066 $this->elementStart('dl', 'pagination');
1067 $this->element('dt', null, _('Pagination'));
1068 $this->elementStart('dd', null);
1069 $this->elementStart('ul', array('class' => 'nav'));
1072 $pargs = array('page' => $page-1);
1073 $this->elementStart('li', array('class' => 'nav_prev'));
1074 $this->element('a', array('href' => common_local_url($action, $args, $pargs),
1077 $this->elementEnd('li');
1080 $pargs = array('page' => $page+1);
1081 $this->elementStart('li', array('class' => 'nav_next'));
1082 $this->element('a', array('href' => common_local_url($action, $args, $pargs),
1085 $this->elementEnd('li');
1087 if ($have_before || $have_after) {
1088 $this->elementEnd('ul');
1089 $this->elementEnd('dd');
1090 $this->elementEnd('dl');
1095 * An array of feeds for this action.
1097 * Returns an array of potential feeds for this action.
1099 * @return array Feed object to show in head and links
1108 * A design for this action
1110 * @return Design a design object to use
1113 function getDesign()
1115 return Design::siteDesign();
1119 * Check the session token.
1121 * Checks that the current form has the correct session token,
1122 * and throw an exception if it does not.
1127 function checkSessionToken()
1130 $token = $this->trimmed('token');
1131 if (empty($token) || $token != common_session_token()) {
1132 $this->clientError(_('There was a problem with your session token.'));