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<?php
/**
* Kunena Component
* @package Kunena.Framework
*
* @copyright (C) 2008 - 2014 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
**/
defined ( '_JEXEC' ) or die ();
/**
* Kunena View Class
*/
class KunenaView extends JViewLegacy {
public $document = null;
public $app = null;
public $me = null;
public $config = null;
public $embedded = false;
public $templatefiles = array();
public $teaser = null;
protected $_row = 0;
public function __construct($config = array()){
$name = isset($config['name']) ? $config['name'] : $this->getName();
$this->document = JFactory::getDocument();
$this->document->setBase('');
$this->profiler = KunenaProfiler::instance('Kunena');
$this->app = JFactory::getApplication ();
$this->me = KunenaUserHelper::getMyself();
$this->config = KunenaFactory::getConfig();
$this->ktemplate = KunenaFactory::getTemplate();
// Set the default template search path
if ($this->app->isSite() && !isset($config['template_path'])) $config['template_path'] = $this->ktemplate->getTemplatePaths("html/$name", true);
if ($this->app->isAdmin()) {
$templateAdmin = KunenaFactory::getAdminTemplate();
$templateAdmin->initialize();
$config['template_path'] = $templateAdmin->getTemplatePaths($name);
}
parent::__construct($config);
if ($this->app->isSite()) {
// Add another template file lookup path specific to the current template
$fallback = JPATH_THEMES . "/{$this->app->getTemplate()}/html/com_kunena/{$this->ktemplate->name}/{$this->getName()}";
$this->addTemplatePath($fallback);
}
// Use our own browser side cache settings.
JResponse::allowCache(false);
JResponse::setHeader( 'Expires', 'Mon, 1 Jan 2001 00:00:00 GMT', true );
JResponse::setHeader( 'Last-Modified', gmdate("D, d M Y H:i:s") . ' GMT', true );
JResponse::setHeader( 'Cache-Control', 'no-store, must-revalidate, post-check=0, pre-check=0', true );
}
public function displayAll() {
if ($this->me->isAdmin ()) {
if ($this->config->board_offline) {
$this->app->enqueueMessage ( JText::_('COM_KUNENA_FORUM_IS_OFFLINE'), 'notice');
}
if ($this->config->debug) {
$this->app->enqueueMessage ( JText::_('COM_KUNENA_WARNING_DEBUG'), 'notice');
}
}
if ($this->me->isBanned()) {
$banned = KunenaUserBan::getInstanceByUserid($this->me->userid, true);
if (!$banned->isLifetime()) {
$this->app->enqueueMessage ( JText::sprintf ( 'COM_KUNENA_POST_ERROR_USER_BANNED_NOACCESS_EXPIRY', KunenaDate::getInstance($banned->expiration)->toKunena('date_today')), 'notice');
} else {
$this->app->enqueueMessage ( JText::_ ( 'COM_KUNENA_POST_ERROR_USER_BANNED_NOACCESS' ), 'notice');
}
}
$this->state = $this->get ( 'State' );
$this->ktemplate->initialize();
if (JFactory::getApplication()->isAdmin()) {
$this->displayLayout();
} else {
$this->document->addHeadLink( KunenaRoute::_(), 'canonical', 'rel', '' );
include JPATH_SITE .'/'. $this->ktemplate->getFile ('html/display.php');
if ($this->config->get('credits', 1)) $this->poweredBy();
}
}
public function displayLayout($layout=null, $tpl = null) {
if ($layout) $this->setLayout ($layout);
$view = $this->getName ();
$layout = $this->getLayout ();
$viewName = ucfirst($view);
$layoutName = ucfirst($layout);
$layoutFunction = 'display'.$layoutName;
KUNENA_PROFILER ? $this->profiler->start("display {$viewName}/{$layoutName}") : null;
if (!$this->embedded && isset($this->common)) {
if ($this->config->board_offline && ! $this->me->isAdmin ()) {
// Forum is offline
JResponse::setHeader('Status', '503 Service Temporarily Unavailable', 'true');
$this->common->header = JText::_('COM_KUNENA_FORUM_IS_OFFLINE');
$this->common->body = $this->config->offline_message;
$this->common->html = true;
$this->common->display('default');
KUNENA_PROFILER ? $this->profiler->stop("display {$viewName}/{$layoutName}") : null;
return;
} elseif ($this->config->regonly && ! $this->me->exists() && ! $this->teaser) {
// Forum is for registered users only
JResponse::setHeader('Status', '403 Forbidden', 'true');
$this->common->header = JText::_('COM_KUNENA_LOGIN_NOTIFICATION');
$this->common->body = JText::_('COM_KUNENA_LOGIN_FORUM');
$this->common->display('default');
KUNENA_PROFILER ? $this->profiler->stop("display {$viewName}/{$layoutName}") : null;
return;
} elseif (!method_exists($this, $layoutFunction) && !file_exists(KPATH_SITE."/views/{$view}/{$layout}.php")) {
// Layout was not found (don't allow Joomla to raise an error)
$this->displayError(array(JText::_('COM_KUNENA_NO_ACCESS')), 404);
KUNENA_PROFILER ? $this->profiler->stop("display {$viewName}/{$layoutName}") : null;
return;
}
}
$this->state = $this->get ( 'State' );
if (method_exists($this, $layoutFunction)) {
$contents = $this->$layoutFunction($tpl ? $tpl : null);
} elseif (method_exists($this, 'displayDefault')) {
// TODO: should raise error instead, used just in case..
$contents = $this->displayDefault($tpl ? $tpl : null);
} else {
// TODO: should raise error instead..
$contents = $this->display($tpl ? $tpl : null);
}
KUNENA_PROFILER ? $this->profiler->stop("display {$viewName}/{$layoutName}") : null;
return $contents;
}
public function displayModulePosition($position) {
echo $this->getModulePosition($position);
}
public function isModulePosition($position) {
$document = JFactory::getDocument();
return method_exists($document, 'countModules') ? $document->countModules ( $position ) : 0;
}
public function getModulePosition($position) {
$html = '';
$document = JFactory::getDocument();
if (method_exists($document, 'countModules') && $document->countModules ( $position )) {
$renderer = $document->loadRenderer ( 'modules' );
$options = array ('style' => 'xhtml' );
$html .= '<div class="'.$position.'">';
$html .= $renderer->render ( $position, $options, null );
$html .= '</div>';
}
return $html;
}
public function parse($text, $len=0) {
return KunenaHtmlParser::parseBBCode($text, $this, $len);
}
public function getButton($link, $name, $scope, $type, $id = null) {
return $this->ktemplate->getButton(KunenaRoute::_($link), $name, $scope, $type, $id);
}
public function getIcon($name, $title='') {
return $this->ktemplate->getIcon($name, $title);
}
public function getImage($image, $alt='') {
return $this->ktemplate->getImage($image, $alt);
}
public function getClass($class, $class_sfx='') {
return $this->ktemplate->getClass($class, $class_sfx);
}
public function get($property, $default = null) {
KUNENA_PROFILER ? $this->profiler->start("model get{$property}") : null;
$result = parent::get($property, $default);
KUNENA_PROFILER ? $this->profiler->stop("model get{$property}") : null;
return $result;
}
public function getTime() {
if ( !$this->config->time_to_create_page ) return;
$time = $this->profiler->getTime('Total Time');
return sprintf('%0.3f', $time);
}
/**
* This function formats a number to n significant digits when above
* 10,000. Starting at 10,0000 the out put changes to 10k, starting
* at 1,000,000 the output switches to 1m. Both k and m are defined
* in the language file. The significant digits are used to limit the
* number of digits displayed when in 10k or 1m mode.
*
* @param int $number Number to be formated
* @param int $precision Significant digits for output
* @return string
*/
public function formatLargeNumber($number, $precision = 3) {
// Do we need to reduce the number of significant digits?
if ($number >= 10000){
// Round the number to n significant digits
$number = round ($number, -1*(log10($number)+1) + $precision);
}
if ($number < 10000) {
$output = $number;
} elseif ($number >= 1000000) {
$output = $number / 1000000 . JText::_('COM_KUNENA_MILLION');
} else {
$output = $number / 1000 . JText::_('COM_KUNENA_THOUSAND');
}
return $output;
}
public function getCategoryLink(KunenaForumCategory $category, $content = null, $title = null, $class = null) {
if (!$content) $content = $this->escape($category->name);
if ($title === null) $title = JText::sprintf('COM_KUNENA_VIEW_CATEGORY_LIST_CATEGORY_TITLE', $this->escape($category->name));
return JHtml::_('kunenaforum.link', $category->getUri(), $content, $title, $class, 'follow');
}
public function getTopicLink(KunenaForumTopic $topic, $action = null, $content = null, $title = null, $class = null, KunenaForumCategory $category = NULL) {
$uri = $topic->getUri($category ? $category : (isset($this->category) ? $this->category : $topic->category_id), $action);
if (!$content) $content = KunenaHtmlParser::parseText($topic->subject);
$rel = 'follow';
if ($title === null) {
$rel = 'nofollow';
if ($action instanceof KunenaForumMessage) {
$title = JText::sprintf('COM_KUNENA_TOPIC_MESSAGE_LINK_TITLE', $this->escape($topic->subject));
} else {
switch ($action) {
case 'first':
$title = JText::sprintf('COM_KUNENA_TOPIC_FIRST_LINK_TITLE', $this->escape($topic->subject));
break;
case 'last':
$title = JText::sprintf('COM_KUNENA_TOPIC_LAST_LINK_TITLE', $this->escape($topic->subject));
break;
case 'unread':
$title = JText::sprintf('COM_KUNENA_TOPIC_UNREAD_LINK_TITLE', $this->escape($topic->subject));
break;
default:
$title = JText::sprintf('COM_KUNENA_TOPIC_LINK_TITLE', $this->escape($topic->subject));
}
}
}
return JHtml::_('kunenaforum.link', $uri, $content, $title, $class, $rel);
}
public function addStyleSheet($filename) {
return KunenaFactory::getTemplate()->addStyleSheet ( $filename );
}
public function addScript($filename) {
return KunenaFactory::getTemplate()->addScript ( $filename );
}
public function displayError($messages = array(), $code = 404) {
$title = JText::_('COM_KUNENA_ACCESS_DENIED'); // can be overriden
switch ((int) $code) {
case 400:
JResponse::setHeader('Status', '400 Bad Request', 'true');
break;
case 401:
JResponse::setHeader('Status', '401 Unauthorized', 'true');
break;
case 403:
JResponse::setHeader('Status', '403 Forbidden', 'true');
break;
case 404:
JResponse::setHeader('Status', '404 Not Found', 'true');
break;
case 410:
JResponse::setHeader('Status', '410 Gone', 'true');
break;
case 500:
JResponse::setHeader('Status', '500 Internal Server Error', 'true');
break;
case 503:
JResponse::setHeader('Status', '503 Service Temporarily Unavailable', 'true');
break;
default:
}
$output = '';
foreach ($messages as $message) {
$output .= "<p>{$message}</p>";
}
$this->common->setLayout('default');
$this->common->header = $title;
$this->common->body = $output;
$this->common->html = true;
$this->common->display();
$this->setTitle($title);
}
public function displayNoAccess($errors = array()) {
// Backward compatability
$this->displayError($errors, 200);
}
public function displayMenu() {
echo $this->common->display('menu');
}
public function displayLoginBox() {
echo $this->common->display('loginbox');
}
public function displayFooter() {
echo $this->common->display('footer');
}
public function displayBreadcrumb() {
echo $this->common->display('breadcrumb');
}
public function displayForumJump() {
if (KunenaFactory::getConfig()->enableforumjump) {
$this->common->catid = !empty($this->category->id) ? $this->category->id : 0;
echo $this->common->display('forumjump');
}
}
public function displayWhoIsOnline($tpl = null) {
if (KunenaFactory::getConfig()->showwhoisonline > 0) {
echo $this->common->display('whosonline');
}
}
public function displayStatistics() {
if (KunenaFactory::getConfig()->showstats > 0) {
echo $this->common->display('statistics');
}
}
public function displayAnnouncement() {
if (KunenaFactory::getConfig()->showannouncement > 0) {
echo $this->common->display('announcement');
}
}
public function displayFormToken() {
echo '[K=TOKEN]';
}
public function row($start=false) {
if ($start) $this->_row = 0;
return ++$this->_row & 1 ? 'odd' : 'even';
}
public function displayTemplateFile($view, $layout, $template = null) {
if (!isset($this->_path['template_'.$view])) {
$this->_path['template_'.$view] = $this->_path['template'];
foreach ($this->_path['template_'.$view] as &$dir) $dir = preg_replace("#/{$this->_name}/$#", "/{$view}/", $dir);
}
if ($template) $template = '_'.$template;
$file = "{$layout}{$template}.php";
$file = JPath::find($this->_path['template_'.$view], $file);
if (!file_exists($file)) JError::raiseError(500, JText::sprintf('JLIB_APPLICATION_ERROR_LAYOUTFILE_NOT_FOUND', $file));
ob_start();
include $file;
$output = ob_get_contents();
ob_end_clean();
if (JDEBUG || $this->config->get('debug')) {
$output = trim($output);
$output = "\n<!-- START {$file} -->\n{$output}\n<!-- END {$file} -->\n";
}
echo $output;
}
/**
* Load a template file -- first look in the templates folder for an override
*
* @param string $tpl The name of the template source file ...
* automatically searches the template paths and compiles as needed.
* @return string The output of the the template script.
*/
public function loadTemplateFile($tpl = null)
{
KUNENA_PROFILER ? $this->profiler->start('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
// Create the template file name based on the layout
$layout = $this->getLayout();
$file = isset($tpl) ? $layout.'_'.$tpl : $layout;
if (!isset($this->templatefiles[$file])) {
// Clean the file name
$file = preg_replace('/[^A-Z0-9_\.-]/i', '', $file);
$tpl = isset($tpl)? preg_replace('/[^A-Z0-9_\.-]/i', '', $tpl) : $tpl;
// Load the template script
jimport('joomla.filesystem.path');
$filetofind = $this->_createFileName('template', array('name' => $file));
$this->templatefiles[$file] = JPath::find($this->_path['template'], $filetofind);
}
$this->_template = $this->templatefiles[$file];
if ($this->_template != false) {
$templatefile = preg_replace('%'.JPath::clean(JPATH_ROOT,'/').'/%', '', JPath::clean($this->_template, '/'));
// Unset so as not to introduce into template scope
unset($tpl);
unset($file);
// Never allow a 'this' property
if (isset($this->this)) {
unset($this->this);
}
// Start capturing output into a buffer
ob_start();
// Include the requested template filename in the local scope
// (this will execute the view logic).
include $this->_template;
// Done with the requested template; get the buffer and
// clear it.
$output = ob_get_contents();
ob_end_clean();
if (JDEBUG || $this->config->get('debug')) {
$output = trim($output);
$output = "\n<!-- START {$templatefile} -->\n{$output}\n<!-- END {$templatefile} -->\n";
}
} else {
$output = JError::raiseError(500, JText::sprintf('JLIB_APPLICATION_ERROR_LAYOUTFILE_NOT_FOUND', $this->getName().'/'.$file));
}
KUNENA_PROFILER ? $this->profiler->stop('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
return $output;
}
final public function poweredBy() {
$credits = '<div style="text-align:center">';
$credits .= JHtml::_('kunenaforum.link', 'index.php?option=com_kunena&view=credits', JText::_('COM_KUNENA_POWEREDBY'), '', '', 'follow', array('style'=>'display: inline; visibility: visible; text-decoration: none;'));
$credits .= ' <a href="http://www.kunena.org" rel="follow" target="_blank" style="display: inline; visibility: visible; text-decoration: none;">'.JText::_('COM_KUNENA').'</a>';
if ($this->ktemplate->params->get('templatebyText')) {
$credits .= ' :: <a href ="'. $this->ktemplate->params->get('templatebyLink').'" rel="follow" target="_blank" style="text-decoration: none;">' . $this->ktemplate->params->get('templatebyText') .' '. $this->ktemplate->params->get('templatebyName') .'</a>';
}
$credits .= '</div>';
echo $credits;
}
// Caching
public function getTemplateMD5() {
return md5(serialize($this->_path['template']).'-'.$this->ktemplate->name);
}
public function setTitle($title) {
if (!$this->state->get('embedded')) {
// Check for empty title and add site name if param is set
$title = strip_tags($title);
if ($this->app->getCfg('sitename_pagetitles', 0) == 1) {
$title = JText::sprintf('JPAGETITLE', $this->app->getCfg('sitename'), $this->config->board_title .' - '. $title);
} elseif ($this->app->getCfg('sitename_pagetitles', 0) == 2) {
$title = JText::sprintf('JPAGETITLE', $title .' - '. $this->config->board_title, $this->app->getCfg('sitename'));
} else {
// TODO: allow translations/overrides (also above)
$title = KunenaFactory::getConfig()->board_title .' :: '. $title;
}
$this->document->setTitle($title);
}
}
public function setKeywords($keywords) {
if (!$this->state->get('embedded')) {
if ( !empty($keywords) ) $this->document->setMetadata ( 'keywords', $keywords );
}
}
public function setDescription($description) {
if (!$this->state->get('embedded'))
{
// TODO: allow translations/overrides
$lang = JFactory::getLanguage();
$length = JString::strlen($lang->getName());
$length = 137 - $length;
if (JString::strlen($description) > $length)
{
$description = JString::substr($description, 0, $length) . '...';
}
$this->document->setMetadata('description', $description . ' - ' . $lang->getName());
}
}
}