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/home/zrcdevco/www/zrcprod/plugins/system/k2/k2.php

<?php
/**
 * @version    2.9.x
 * @package    K2
 * @author     JoomlaWorks https://www.joomlaworks.net
 * @copyright  Copyright (c) 2006 - 2018 JoomlaWorks Ltd. All rights reserved.
 * @license    GNU/GPL license: http://www.gnu.org/copyleft/gpl.html
 */

// no direct access
defined('_JEXEC') or die;

jimport('joomla.plugin.plugin');

class plgSystemK2 extends JPlugin
{
    public function onAfterInitialise()
    {
        // Determine Joomla version
        if (version_compare(JVERSION, '3.0', 'ge')) {
            define('K2_JVERSION', '30');
        } elseif (version_compare(JVERSION, '2.5', 'ge')) {
            define('K2_JVERSION', '25');
        } else {
            define('K2_JVERSION', '15');
        }

// Define K2 version & build here
        define('K2_CURRENT_VERSION', '2.9.0');
        define('K2_BUILD', ''); // Use '' for stable or ' [Dev Build YYYYMMDD]' for the developer build

// Define the DS constant (for backwards compatibility with old template overrides & 3rd party K2 extensions)
        if (!defined('DS')) {
            define('DS', DIRECTORY_SEPARATOR);
        }

// Import Joomla classes
        jimport('joomla.filesystem.file');
        jimport('joomla.filesystem.folder');
        jimport('joomla.application.component.controller');
        jimport('joomla.application.component.model');
        jimport('joomla.application.component.view');

// Get application & K2 component params
        $application = JFactory::getApplication();
        $params = JComponentHelper::getParams('com_k2');

// Load the K2 classes
        JLoader::register('K2Table', JPATH_ADMINISTRATOR.'/components/com_k2/tables/table.php');
        JLoader::register('K2Controller', JPATH_BASE.'/components/com_k2/controllers/controller.php');
        JLoader::register('K2Model', JPATH_ADMINISTRATOR.'/components/com_k2/models/model.php');
        if ($application->isSite()) {
            K2Model::addIncludePath(JPATH_SITE.'/components/com_k2/models');
        } else {
            // Fix warning under Joomla 1.5 caused by conflict in model names
            if (K2_JVERSION != '15' || (K2_JVERSION == '15' && JRequest::getCmd('option') != 'com_users')) {
                K2Model::addIncludePath(JPATH_ADMINISTRATOR.'/components/com_k2/models');
            }
        }
        JLoader::register('K2View', JPATH_ADMINISTRATOR.'/components/com_k2/views/view.php');
        JLoader::register('K2HelperHTML', JPATH_ADMINISTRATOR.'/components/com_k2/helpers/html.php');
        JLoader::register('K2HelperUtilities', JPATH_SITE.'/components/com_k2/helpers/utilities.php');

// Define the default Itemid for users and tags (to be removed)
        //define('K2_USERS_ITEMID', $params->get('defaultUsersItemid'));
        //define('K2_TAGS_ITEMID', $params->get('defaultTagsItemid'));

// Custom HTTP headers
        $user = JFactory::getUser();
        if (!$user->guest) {
            JResponse::setHeader('X-Logged-In', 'True', true);
        } else {
            JResponse::setHeader('X-Logged-In', 'False', true);
        }
        JResponse::setHeader('X-Content-Powered-By', 'K2 v'.K2_CURRENT_VERSION.' (by JoomlaWorks)', true);

// Define JoomFish compatibility version.
        if (JFile::exists(JPATH_ADMINISTRATOR.'/components/com_joomfish/joomfish.php')) {
            if (K2_JVERSION == '15') {
                $db = JFactory::getDbo();
                $config = JFactory::getConfig();
                $prefix = $config->getValue('config.dbprefix');
                if (array_key_exists($prefix.'_jf_languages_ext', $db->getTableList())) {
                    define('K2_JF_ID', 'lang_id');
                } else {
                    define('K2_JF_ID', 'id');
                }
            } else {
                define('K2_JF_ID', 'lang_id');
            }
        }

// Backend only
        if (!$application->isAdmin()) {
            return;
        }

// K2 Metrics
        if ($application->isAdmin() && $params->get('gatherStatistics', 1)) {
            $option = JRequest::getCmd('option');
            $view = JRequest::getCmd('view');
            $viewsToRun = array('items', 'categories', 'tags', 'comments', 'users', 'usergroups', 'extrafields', 'extrafieldsgroups', '');
            if ($option == 'com_k2' && in_array($view, $viewsToRun)) {
                require_once(JPATH_ADMINISTRATOR.'/components/com_k2/helpers/stats.php');
                if (K2HelperStats::shouldLog()) {
                    K2HelperStats::getScripts();
                }
            }
        }

// --- JoomFish integration [start] ---
        if ((int)K2_JVERSION < 25) {
            $option = JRequest::getCmd('option');
            $task = JRequest::getCmd('task');
            $type = JRequest::getCmd('catid');
        } else {
            $option = JFactory::getApplication()->input->get('option');
            $task = JFactory::getApplication()->input->get('task');
            $type = JRequest::getCmd('catid');
        }
        if ($option == 'com_joomfish') {
            JPlugin::loadLanguage('com_k2', JPATH_ADMINISTRATOR);
            JTable::addIncludePath(JPATH_ADMINISTRATOR.'/components/com_k2/tables');

if (($task == 'translate.apply' || $task == 'translate.save') && $type == 'k2_items') {
                $language_id = JRequest::getInt('select_language_id');
                $reference_id = JRequest::getInt('reference_id');
                $objects = array();
                $variables = JRequest::get('post');

foreach ($variables as $key => $value) {
                    if (( bool )JString::stristr($key, 'K2ExtraField_')) {
                        $object = new JObject;
                        $object->set('id', JString::substr($key, 13));
                        $object->set('value', $value);
                        unset($object->_errors);
                        $objects[] = $object;
                    }
                }

$extra_fields = json_encode($objects);
                $extra_fields_search = '';

foreach ($objects as $object) {
                    $extra_fields_search .= $this->getSearchValue($object->id, $object->value);
                    $extra_fields_search .= ' ';
                }

$user = JFactory::getUser();

$db = JFactory::getDbo();
                $query = "SELECT COUNT(*) FROM #__jf_content WHERE reference_field = 'extra_fields' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_items'";
                $db->setQuery($query);
                $result = $db->loadResult();

if ($result > 0) {
                    $query = "UPDATE #__jf_content SET value=".$db->Quote($extra_fields)." WHERE reference_field = 'extra_fields' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_items'";
                    $db->setQuery($query);
                    $db->query();
                } else {
                    $modified = date("Y-m-d H:i:s");
                    $modified_by = $user->id;
                    $published = JRequest::getVar('published', 0);
                    $query = "INSERT INTO #__jf_content (`id`, `language_id`, `reference_id`, `reference_table`, `reference_field` ,`value`, `original_value`, `original_text`, `modified`, `modified_by`, `published`) VALUES (NULL, {$language_id}, {$reference_id}, 'k2_items', 'extra_fields', ".$db->Quote($extra_fields).", '','', ".$db->Quote($modified).", {$modified_by}, {$published} )";
                    $db->setQuery($query);
                    $db->query();
                }

$query = "SELECT COUNT(*) FROM #__jf_content WHERE reference_field = 'extra_fields_search' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_items'";
                $db->setQuery($query);
                $result = $db->loadResult();

if ($result > 0) {
                    $query = "UPDATE #__jf_content SET value=".$db->Quote($extra_fields_search)." WHERE reference_field = 'extra_fields_search' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_items'";
                    $db->setQuery($query);
                    $db->query();
                } else {
                    $modified = date("Y-m-d H:i:s");
                    $modified_by = $user->id;
                    $published = JRequest::getVar('published', 0);
                    $query = "INSERT INTO #__jf_content (`id`, `language_id`, `reference_id`, `reference_table`, `reference_field` ,`value`, `original_value`, `original_text`, `modified`, `modified_by`, `published`) VALUES (NULL, {$language_id}, {$reference_id}, 'k2_items', 'extra_fields_search', ".$db->Quote($extra_fields_search).", '','', ".$db->Quote($modified).", {$modified_by}, {$published} )";
                    $db->setQuery($query);
                    $db->query();
                }
            }

if (($task == 'translate.edit' || $task == 'translate.apply') && $type == 'k2_items') {
                if ($task == 'translate.edit') {
                    $cid = JRequest::getVar('cid');
                    $array = explode('|', $cid[0]);
                    $reference_id = $array[1];
                }

if ($task == 'translate.apply') {
                    $reference_id = JRequest::getInt('reference_id');
                }

$item = JTable::getInstance('K2Item', 'Table');
                $item->load($reference_id);
                $category_id = $item->catid;
                $language_id = JRequest::getInt('select_language_id');
                $category = JTable::getInstance('K2Category', 'Table');
                $category->load($category_id);
                $group = $category->extraFieldsGroup;
                $db = JFactory::getDbo();
                $query = "SELECT * FROM #__k2_extra_fields WHERE `group`=".$db->Quote($group)." AND published=1 ORDER BY ordering";
                $db->setQuery($query);
                $extraFields = $db->loadObjectList();

$output = '';
                if (count($extraFields)) {
                    $output .= '<h1>'.JText::_('K2_EXTRA_FIELDS').'</h1>';
                    $output .= '<h2>'.JText::_('K2_ORIGINAL').'</h2>';
                    foreach ($extraFields as $extrafield) {
                        $extraField = json_decode($extrafield->value);
                        $output .= trim($this->renderOriginal($extrafield, $reference_id));
                    }
                }

if (count($extraFields)) {
                    $output .= '<h2>'.JText::_('K2_TRANSLATION').'</h2>';
                    foreach ($extraFields as $extrafield) {
                        $extraField = json_decode($extrafield->value);
                        $output .= trim($this->renderTranslated($extrafield, $reference_id));
                    }
                }

$pattern = '/\r\n|\r|\n/';

// Load CSS & JS
                if (K2_JVERSION == '15') {
                    JHTML::_('behavior.mootools');
                } else {
                    JHTML::_('behavior.framework');
                }
                $document = JFactory::getDocument();
                $document->addScriptDeclaration("
					window.addEvent('domready', function(){
						var target = $$('table.adminform');
						target.setProperty('id', 'adminform');
						var div = new Element('div', {'id': 'K2ExtraFields'}).setHTML('".preg_replace($pattern, '', $output)."').injectInside($('adminform'));
					});
				");
            }

if (($task == 'translate.apply' || $task == 'translate.save') && $type == 'k2_extra_fields') {
                $language_id = JRequest::getInt('select_language_id');
                $reference_id = JRequest::getInt('reference_id');
                $extraFieldType = JRequest::getVar('extraFieldType');

$objects = array();
                $values = JRequest::getVar('option_value');
                $names = JRequest::getVar('option_name');
                $target = JRequest::getVar('option_target');

for ($i = 0; $i < sizeof($values); $i++) {
                    $object = new JObject;
                    $object->set('name', $names[$i]);

if ($extraFieldType == 'select' || $extraFieldType == 'multipleSelect' || $extraFieldType == 'radio') {
                        $object->set('value', $i + 1);
                    } elseif ($extraFieldType == 'link') {
                        if (substr($values[$i], 0, 7) == 'http://') {
                            $values[$i] = $values[$i];
                        } else {
                            $values[$i] = 'http://'.$values[$i];
                        }
                        $object->set('value', $values[$i]);
                    } else {
                        $object->set('value', $values[$i]);
                    }

$object->set('target', $target[$i]);
                    unset($object->_errors);
                    $objects[] = $object;
                }

$value = json_encode($objects);

$user = JFactory::getUser();

$db = JFactory::getDbo();
                $query = "SELECT COUNT(*) FROM #__jf_content WHERE reference_field = 'value' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_extra_fields'";
                $db->setQuery($query);
                $result = $db->loadResult();

if ($result > 0) {
                    $query = "UPDATE #__jf_content SET value=".$db->Quote($value)." WHERE reference_field = 'value' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_extra_fields'";
                    $db->setQuery($query);
                    $db->query();
                } else {
                    $modified = date("Y-m-d H:i:s");
                    $modified_by = $user->id;
                    $published = JRequest::getVar('published', 0);
                    $query = "INSERT INTO #__jf_content (`id`, `language_id`, `reference_id`, `reference_table`, `reference_field` ,`value`, `original_value`, `original_text`, `modified`, `modified_by`, `published`) VALUES (NULL, {$language_id}, {$reference_id}, 'k2_extra_fields', 'value', ".$db->Quote($value).", '','', ".$db->Quote($modified).", {$modified_by}, {$published} )";
                    $db->setQuery($query);
                    $db->query();
                }
            }

if (($task == 'translate.edit' || $task == 'translate.apply') && $type == 'k2_extra_fields') {
                if ($task == 'translate.edit') {
                    $cid = JRequest::getVar('cid');
                    $array = explode('|', $cid[0]);
                    $reference_id = $array[1];
                }

if ($task == 'translate.apply') {
                    $reference_id = JRequest::getInt('reference_id');
                }

$extraField = JTable::getInstance('K2ExtraField', 'Table');
                $extraField->load($reference_id);
                $language_id = JRequest::getInt('select_language_id');

if ($extraField->type == 'multipleSelect' || $extraField->type == 'select' || $extraField->type == 'radio') {
                    $subheader = '<strong>'.JText::_('K2_OPTIONS').'</strong>';
                } else {
                    $subheader = '<strong>'.JText::_('K2_DEFAULT_VALUE').'</strong>';
                }

$objects = json_decode($extraField->value);
                $output = '<input type="hidden" value="'.$extraField->type.'" name="extraFieldType" />';
                if (count($objects)) {
                    $output .= '<h1>'.JText::_('K2_EXTRA_FIELDS').'</h1>';
                    $output .= '<h2>'.JText::_('K2_ORIGINAL').'</h2>';
                    $output .= $subheader.'<br />';

foreach ($objects as $object) {
                        $output .= '<p>'.$object->name.'</p>';
                        if ($extraField->type == 'textfield' || $extraField->type == 'textarea') {
                            $output .= '<p>'.$object->value.'</p>';
                        }
                    }
                }

$db = JFactory::getDbo();
                $query = "SELECT `value` FROM #__jf_content WHERE reference_field = 'value' AND language_id = {$language_id} AND reference_id = {$reference_id} AND reference_table='k2_extra_fields'";
                $db->setQuery($query);
                $result = $db->loadResult();

$translatedObjects = json_decode($result);

if (count($objects)) {
                    $output .= '<h2>'.JText::_('K2_TRANSLATION').'</h2>';
                    $output .= $subheader.'<br />';
                    foreach ($objects as $key => $value) {
                        if (isset($translatedObjects[$key])) {
                            $value = $translatedObjects[$key];
                        }

if ($extraField->type == 'textarea') {
                            $output .= '<p><textarea name="option_name[]" cols="30" rows="15"> '.$value->name.'</textarea></p>';
                        } else {
                            $output .= '<p><input type="text" name="option_name[]" value="'.$value->name.'" /></p>';
                        }
                        $output .= '<p><input type="hidden" name="option_value[]" value="'.$value->value.'" /></p>';
                        $output .= '<p><input type="hidden" name="option_target[]" value="'.$value->target.'" /></p>';
                    }
                }

$pattern = '/\r\n|\r|\n/';

// Load CSS & JS
                if (K2_JVERSION == '15') {
                    JHTML::_('behavior.mootools');
                } else {
                    JHtml::_('behavior.framework');
                }
                $document = JFactory::getDocument();
                $document->addScriptDeclaration("
					window.addEvent('domready', function(){
						var target = $$('table.adminform');
						target.setProperty('id', 'adminform');
						var div = new Element('div', {'id': 'K2ExtraFields'}).setHTML('".preg_replace($pattern, '', $output)."').injectInside($('adminform'));
					});
				");
            }
        }
        // --- JoomFish integration [finish] ---

return;
    }

public function onAfterRoute()
    {
        $application = JFactory::getApplication();
        $document = JFactory::getDocument();
        $user = JFactory::getUser();

$params = JComponentHelper::getParams('com_k2');

$basepath = ($application->isSite()) ? JPATH_SITE : JPATH_ADMINISTRATOR;
        JPlugin::loadLanguage('com_k2', $basepath);
        if (K2_JVERSION != '15') {
            JPlugin::loadLanguage('com_k2.dates', JPATH_ADMINISTRATOR, null, true);
        }

if ($application->isAdmin() || (JRequest::getCmd('option') == 'com_k2' && (JRequest::getCmd('task') == 'add' || JRequest::getCmd('task') == 'edit'))) {
            return;
        }

// Load required CSS & JS
        K2HelperHTML::loadHeadIncludes();
    }

public function onAfterDispatch()
    {
        $application = JFactory::getApplication();

if ($application->isAdmin()) {
            return;
        }

$params = JComponentHelper::getParams('com_k2');
        if (!$params->get('K2UserProfile')) {
            return;
        }

$document = JFactory::getDocument();

$option = JRequest::getCmd('option');
        $view = JRequest::getCmd('view');
        $task = JRequest::getCmd('task');
        $layout = JRequest::getCmd('layout');
        $user = JFactory::getUser();

if (K2_JVERSION != '15') {
            $active = JFactory::getApplication()->getMenu()->getActive();
            if (isset($active->query['layout'])) {
                $layout = $active->query['layout'];
            }
        }

// Extend user forms with K2 fields
        if (($option == 'com_user' && $view == 'register') || ($option == 'com_users' && $view == 'registration')) {
            if ($params->get('recaptchaOnRegistration') && $params->get('recaptcha_public_key')) {
                if ($params->get('recaptchaV2')) {
                    $document->addScript('https://www.google.com/recaptcha/api.js?onload=onK2RecaptchaLoaded&render=explicit');
                    $document->addScriptDeclaration('
					/* K2 - Google reCAPTCHA */
					function onK2RecaptchaLoaded(){
						grecaptcha.render("recaptcha", {"sitekey": "'.$params->get('recaptcha_public_key').'"});
					}
					');
                    $recaptchaClass = 'k2-recaptcha-v2';
                } else {
                    $document->addScript('https://www.google.com/recaptcha/api/js/recaptcha_ajax.js');
                    $document->addScriptDeclaration('
						function showRecaptcha(){
							Recaptcha.create("'.$params->get('recaptcha_public_key').'", "recaptcha", {
								theme: "'.$params->get('recaptcha_theme', 'clean').'"
							});
						}
						$K2(document).ready(function() {
							showRecaptcha();
						});
					');
                    $recaptchaClass = 'k2-recaptcha-v1';
                }
            }

if (!$user->guest) {
                $application->enqueueMessage(JText::_('K2_YOU_ARE_ALREADY_REGISTERED_AS_A_MEMBER'), 'notice');
                $application->redirect(JURI::root());
                $application->close();
            }
            if (K2_JVERSION != '15') {
                require_once(JPATH_SITE.'/components/com_users/controller.php');
                $controller = new UsersController;
            } else {
                require_once(JPATH_SITE.'/components/com_user/controller.php');
                $controller = new UserController;
            }

$view = $controller->getView($view, 'html');
            $view->addTemplatePath(JPATH_SITE.'/components/com_k2/templates');
            $view->addTemplatePath(JPATH_SITE.'/templates/'.$application->getTemplate().'/html/com_k2/templates');
            $view->addTemplatePath(JPATH_SITE.'/templates/'.$application->getTemplate().'/html/com_k2');
            // Allow temporary template loading with ?template=
            $template = JRequest::getCmd('template');
            if (isset($template)) {
                $view->addTemplatePath(JPATH_SITE.'/templates/'.$template.'/html/com_k2');
            }

$view->setLayout('register');

$K2User = new JObject;

$K2User->description = '';
            $K2User->gender = 'm';
            $K2User->image = '';
            $K2User->url = '';
            $K2User->plugins = '';

$wysiwyg = JFactory::getEditor();
            $editor = $wysiwyg->display('description', $K2User->description, '100%', '250px', '', '', false);
            $view->assignRef('editor', $editor);

$lists = array();
            $genderOptions[] = JHTML::_('select.option', 'm', JText::_('K2_MALE'));
            $genderOptions[] = JHTML::_('select.option', 'f', JText::_('K2_FEMALE'));
            $lists['gender'] = JHTML::_('select.radiolist', $genderOptions, 'gender', '', 'value', 'text', $K2User->gender);

$view->assignRef('lists', $lists);
            $view->assignRef('K2Params', $params);
            $view->assignRef('recaptchaClass', $recaptchaClass);

JPluginHelper::importPlugin('k2');
            $dispatcher = JDispatcher::getInstance();
            $K2Plugins = $dispatcher->trigger('onRenderAdminForm', array(
                &$K2User,
                'user'
            ));
            $view->assignRef('K2Plugins', $K2Plugins);

$view->assignRef('K2User', $K2User);
            if (K2_JVERSION != '15') {
                $view->assignRef('user', $user);
            }
            $pathway = $application->getPathway();
            $pathway->setPathway(null);

$nameFieldName = K2_JVERSION != '15' ? 'jform[name]' : 'name';
            $view->assignRef('nameFieldName', $nameFieldName);
            $usernameFieldName = K2_JVERSION != '15' ? 'jform[username]' : 'username';
            $view->assignRef('usernameFieldName', $usernameFieldName);
            $emailFieldName = K2_JVERSION != '15' ? 'jform[email1]' : 'email';
            $view->assignRef('emailFieldName', $emailFieldName);
            $passwordFieldName = K2_JVERSION != '15' ? 'jform[password1]' : 'password';
            $view->assignRef('passwordFieldName', $passwordFieldName);
            $passwordVerifyFieldName = K2_JVERSION != '15' ? 'jform[password2]' : 'password2';
            $view->assignRef('passwordVerifyFieldName', $passwordVerifyFieldName);
            $optionValue = K2_JVERSION != '15' ? 'com_users' : 'com_user';
            $view->assignRef('optionValue', $optionValue);
            $taskValue = K2_JVERSION != '15' ? 'registration.register' : 'register_save';
            $view->assignRef('taskValue', $taskValue);
            ob_start();
            $view->display();
            $contents = ob_get_clean();
            $document->setBuffer($contents, 'component');
        }

if (($option == 'com_user' && $view == 'user' && ($task == 'edit' || $layout == 'form')) || ($option == 'com_users' && $view == 'profile' && ($layout == 'edit' || $task == 'profile.edit'))) {
            if ($user->guest) {
                $uri = JFactory::getURI();

if (K2_JVERSION != '15') {
                    $url = 'index.php?option=com_users&view=login&return='.base64_encode($uri->toString());
                } else {
                    $url = 'index.php?option=com_user&view=login&return='.base64_encode($uri->toString());
                }
                $application->enqueueMessage(JText::_('K2_YOU_NEED_TO_LOGIN_FIRST'), 'notice');
                $application->redirect(JRoute::_($url, false));
            }

if (K2_JVERSION != '15') {
                require_once(JPATH_SITE.'/components/com_users/controller.php');
                $controller = new UsersController;
            } else {
                require_once(JPATH_SITE.'/components/com_user/controller.php');
                $controller = new UserController;
            }

$view->setLayout('profile');

$model = K2Model::getInstance('Itemlist', 'K2Model');
            $K2User = $model->getUserProfile($user->id);
            if (!is_object($K2User)) {
                $K2User = new Jobject;
                $K2User->description = '';
                $K2User->gender = 'm';
                $K2User->url = '';
                $K2User->image = null;
            }
            if (K2_JVERSION == '15') {
                JFilterOutput::objectHTMLSafe($K2User);
            } else {
                JFilterOutput::objectHTMLSafe($K2User, ENT_QUOTES, array(
                    'params',
                    'plugins'
                ));
            }
            $wysiwyg = JFactory::getEditor();
            $editor = $wysiwyg->display('description', $K2User->description, '100%', '250px', '', '', false);
            $view->assignRef('editor', $editor);

$view->assignRef('lists', $lists);

$view->assignRef('K2User', $K2User);

// Asssign some variables depending on Joomla version
            $nameFieldName = K2_JVERSION != '15' ? 'jform[name]' : 'name';
            $view->assignRef('nameFieldName', $nameFieldName);
            $emailFieldName = K2_JVERSION != '15' ? 'jform[email1]' : 'email';
            $view->assignRef('emailFieldName', $emailFieldName);
            $passwordFieldName = K2_JVERSION != '15' ? 'jform[password1]' : 'password';
            $view->assignRef('passwordFieldName', $passwordFieldName);
            $passwordVerifyFieldName = K2_JVERSION != '15' ? 'jform[password2]' : 'password2';
            $view->assignRef('passwordVerifyFieldName', $passwordVerifyFieldName);
            $usernameFieldName = K2_JVERSION != '15' ? 'jform[username]' : 'username';
            $view->assignRef('usernameFieldName', $usernameFieldName);
            $idFieldName = K2_JVERSION != '15' ? 'jform[id]' : 'id';
            $view->assignRef('idFieldName', $idFieldName);
            $optionValue = K2_JVERSION != '15' ? 'com_users' : 'com_user';
            $view->assignRef('optionValue', $optionValue);
            $taskValue = K2_JVERSION != '15' ? 'profile.save' : 'save';
            $view->assignRef('taskValue', $taskValue);

ob_start();
            if (K2_JVERSION != '15') {
                $active = JFactory::getApplication()->getMenu()->getActive();
                if (isset($active->query['layout']) && $active->query['layout'] != 'profile') {
                    $active->query['layout'] = 'profile';
                }
                $view->assignRef('user', $user);
                $view->display();
            } else {
                $view->_displayForm();
            }
            $contents = ob_get_clean();
            $document->setBuffer($contents, 'component');
        }
    }

public function onAfterRender()
    {
        $application = JFactory::getApplication();
        $params = JComponentHelper::getParams('com_k2');

// Fix OpenGraph meta tags
        if ($application->isSite() && $params->get('facebookMetatags', 1)) {
            $response = JResponse::getBody();
            $searches = array(
                '<meta name="og:url"',
                '<meta name="og:title"',
                '<meta name="og:type"',
                '<meta name="og:image"',
                '<meta name="og:description"'
            );
            $replacements = array(
                '<meta property="og:url"',
                '<meta property="og:title"',
                '<meta property="og:type"',
                '<meta property="og:image"',
                '<meta property="og:description"'
            );
            if (JString::strpos($response, 'prefix="og: http://ogp.me/ns#"') === false) {
                $searches[] = '<html ';
                $searches[] = '<html>';
                $replacements[] = '<html prefix="og: http://ogp.me/ns#" ';
                $replacements[] = '<html prefix="og: http://ogp.me/ns#">';
            }
            $response = JString::str_ireplace($searches, $replacements, $response);
            JResponse::setBody($response);
        }
    }

/* ============================================ */
    /* ============= Helper Functions ============= */
    /* ============================================ */
    public function getSearchValue($id, $currentValue)
    {
        JTable::addIncludePath(JPATH_ADMINISTRATOR.'/components/com_k2/tables');
        $row = JTable::getInstance('K2ExtraField', 'Table');
        $row->load($id);
        $jsonObject = json_decode($row->value);
        $value = '';
        if ($row->type == 'textfield' || $row->type == 'textarea') {
            $value = $currentValue;
        } elseif ($row->type == 'multipleSelect' || $row->type == 'link') {
            foreach ($jsonObject as $option) {
                if (@in_array($option->value, $currentValue)) {
                    $value .= $option->name.' ';
                }
            }
        } else {
            foreach ($jsonObject as $option) {
                if ($option->value == $currentValue) {
                    $value .= $option->name;
                }
            }
        }
        return $value;
    }

public function renderOriginal($extraField, $itemID)
    {
        $application = JFactory::getApplication();
        JTable::addIncludePath(JPATH_ADMINISTRATOR.'/components/com_k2/tables');
        $item = JTable::getInstance('K2Item', 'Table');
        $item->load($itemID);

$defaultValues = json_decode($extraField->value);

foreach ($defaultValues as $value) {
            if ($extraField->type == 'textfield' || $extraField->type == 'textarea') {
                $active = $value->value;
            } elseif ($extraField->type == 'link') {
                $active[0] = $value->name;
                $active[1] = $value->value;
                $active[2] = $value->target;
            } else {
                $active = '';
            }
        }

if (isset($item)) {
            $currentValues = json_decode($item->extra_fields);
            if (count($currentValues)) {
                foreach ($currentValues as $value) {
                    if ($value->id == $extraField->id) {
                        $active = $value->value;
                    }
                }
            }
        }

$output = '';

switch ($extraField->type) {
            case 'textfield':
                $output = '<div><strong>'.$extraField->name.'</strong><br /><input type="text" disabled="disabled" name="OriginalK2ExtraField_'.$extraField->id.'" value="'.$active.'" /></div><br /><br />';
                break;

case 'textarea':
                $output = '<div><strong>'.$extraField->name.'</strong><br /><textarea disabled="disabled" name="OriginalK2ExtraField_'.$extraField->id.'" rows="10" cols="40">'.$active.'</textarea></div><br /><br />';
                break;

case 'link':
                $output = '<div><strong>'.$extraField->name.'</strong><br /><input disabled="disabled" type="text" name="OriginalK2ExtraField_'.$extraField->id.'[]" value="'.$active[0].'" /></div><br /><br />';
                break;
        }

return $output;
    }

public function renderTranslated($extraField, $itemID)
    {
        $application = JFactory::getApplication();
        JTable::addIncludePath(JPATH_ADMINISTRATOR.'/components/com_k2/tables');
        $item = JTable::getInstance('K2Item', 'Table');
        $item->load($itemID);

$defaultValues = json_decode($extraField->value);

$language_id = JRequest::getInt('select_language_id');
        $db = JFactory::getDbo();
        $query = "SELECT `value` FROM #__jf_content WHERE reference_field = 'extra_fields' AND language_id = {$language_id} AND reference_id = {$itemID} AND reference_table='k2_items'";
        $db->setQuery($query);
        $result = $db->loadResult();
        $currentValues = json_decode($result);
        if (count($currentValues)) {
            foreach ($currentValues as $value) {
                if ($value->id == $extraField->id) {
                    $active = $value->value;
                }
            }
        }

$output = '';

switch ($extraField->type) {

case 'textfield':
                $output = '<div><strong>'.$extraField->name.'</strong><br /><input type="text" name="K2ExtraField_'.$extraField->id.'" value="'.$active.'" /></div><br /><br />';
                break;

case 'textarea':
                $output = '<div><strong>'.$extraField->name.'</strong><br /><textarea name="K2ExtraField_'.$extraField->id.'" rows="10" cols="40">'.$active.'</textarea></div><br /><br />';
                break;

case 'select':
                $output = '<div style="display:none;">'.JHTML::_('select.genericlist', $defaultValues, 'K2ExtraField_'.$extraField->id, '', 'value', 'name', $active).'</div>';
                break;

case 'multipleSelect':
                $output = '<div style="display:none;">'.JHTML::_('select.genericlist', $defaultValues, 'K2ExtraField_'.$extraField->id.'[]', 'multiple="multiple"', 'value', 'name', $active).'</div>';
                break;

case 'radio':
                $output = '<div style="display:none;">'.JHTML::_('select.radiolist', $defaultValues, 'K2ExtraField_'.$extraField->id, '', 'value', 'name', $active).'</div>';
                break;

case 'link':
                $output = '<div><strong>'.$extraField->name.'</strong><br /><input type="text" name="K2ExtraField_'.$extraField->id.'[]" value="'.$active[0].'" /><br /><input type="hidden" name="K2ExtraField_'.$extraField->id.'[]" value="'.$active[1].'" /><br /><input type="hidden" name="K2ExtraField_'.$extraField->id.'[]" value="'.$active[2].'" /></div><br /><br />';
                break;
        }

return $output;
    }
}