<?php
    /**
    * @package        Joomla.Site
    * @subpackage    com_search
    * @copyright    Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
    * @license        GNU General Public License version 2 or later; see LICENSE.txt
    */

    defined('_JEXEC') or die;

    /**
    * HTML View class for the search component
    *
    * @static
    * @package        Joomla.Site
    * @subpackage    com_search
    * @since 1.0
    */
    class SearchViewSearch extends JViewLegacy
    {
        function display($tpl = null)
        {
            require_once JPATH_COMPONENT_ADMINISTRATOR.'/helpers/search.php';
            Helix::getInstance()->importShortCodeFiles();

            // Initialise some variables
            $app    = JFactory::getApplication();
            $pathway = $app->getPathway();
            $uri    = JFactory::getURI();

            $error    = null;
            $rows    = null;
            $results= null;
            $total    = 0;

            // Get some data from the model
            $areas    = $this->get('areas');
            $state        = $this->get('state');
            $searchword = $state->get('keyword');
            $params = $app->getParams();

            $menus    = $app->getMenu();
            $menu    = $menus->getActive();

            // because the application sets a default page title, we need to get it
            // right from the menu item itself
            if (is_object($menu)) {
                $menu_params = new JRegistry;
                $menu_params->loadString($menu->params);
                if (!$menu_params->get('page_title')) {
                    $params->set('page_title',    JText::_('COM_SEARCH_SEARCH'));
                }
            }
            else {
                $params->set('page_title',    JText::_('COM_SEARCH_SEARCH'));
            }

            $title = $params->get('page_title');
            if ($app->getCfg('sitename_pagetitles', 0) == 1) {
                $title = JText::sprintf('JPAGETITLE', $app->getCfg('sitename'), $title);
            }
            elseif ($app->getCfg('sitename_pagetitles', 0) == 2) {
                $title = JText::sprintf('JPAGETITLE', $title, $app->getCfg('sitename'));
            }
            $this->document->setTitle($title);

            if ($params->get('menu-meta_description'))
            {
                $this->document->setDescription($params->get('menu-meta_description'));
            }

            if ($params->get('menu-meta_keywords'))
            {
                $this->document->setMetadata('keywords', $params->get('menu-meta_keywords'));
            }

            if ($params->get('robots'))
            {
                $this->document->setMetadata('robots', $params->get('robots'));
            }

            // built select lists
            $orders = array();
            $orders[] = JHtml::_('select.option',  'newest', JText::_('COM_SEARCH_NEWEST_FIRST'));
            $orders[] = JHtml::_('select.option',  'oldest', JText::_('COM_SEARCH_OLDEST_FIRST'));
            $orders[] = JHtml::_('select.option',  'popular', JText::_('COM_SEARCH_MOST_POPULAR'));
            $orders[] = JHtml::_('select.option',  'alpha', JText::_('COM_SEARCH_ALPHABETICAL'));
            $orders[] = JHtml::_('select.option',  'category', JText::_('JCATEGORY'));

            $lists = array();
            $lists['ordering'] = JHtml::_('select.genericlist', $orders, 'ordering', 'class="inputbox"', 'value', 'text', $state->get('ordering'));

            $searchphrases        = array();
            $searchphrases[]    = JHtml::_('select.option',  'all', JText::_('COM_SEARCH_ALL_WORDS'));
            $searchphrases[]    = JHtml::_('select.option',  'any', JText::_('COM_SEARCH_ANY_WORDS'));
            $searchphrases[]    = JHtml::_('select.option',  'exact', JText::_('COM_SEARCH_EXACT_PHRASE'));
            $lists['searchphrase' ]= JHtml::_('select.radiolist',  $searchphrases, 'searchphrase', '', 'value', 'text', $state->get('match'));

            // log the search
            SearchHelper::logSearch($searchword);

            //limit searchword
            $lang = JFactory::getLanguage();
            $upper_limit = $lang->getUpperLimitSearchWord();
            $lower_limit = $lang->getLowerLimitSearchWord();
            if (SearchHelper::limitSearchWord($searchword)) {
                $error = JText::sprintf('COM_SEARCH_ERROR_SEARCH_MESSAGE', $lower_limit, $upper_limit);
            }

            //sanatise searchword
            if (SearchHelper::santiseSearchWord($searchword, $state->get('match'))) {
                $error = JText::_('COM_SEARCH_ERROR_IGNOREKEYWORD');
            }

            if (!$searchword && count(JRequest::get('post'))) {
                //$error = JText::_('COM_SEARCH_ERROR_ENTERKEYWORD');
            }

            // put the filtered results back into the model
            // for next release, the checks should be done in the model perhaps...
            $state->set('keyword', $searchword);
            if ($error == null) {
                $results    = $this->get('data');
                $total        = $this->get('total');
                $pagination    = $this->get('pagination');

                require_once JPATH_SITE . '/components/com_content/helpers/route.php';

                for ($i=0, $count = count($results); $i < $count; $i++)
                {
                    $row = &$results[$i]->text;

                    if ($state->get('match') == 'exact') {
                        $searchwords = array($searchword);
                        $needle = $searchword;
                    }
                    else {
                        $searchworda = preg_replace('#\xE3\x80\x80#s', ' ', $searchword);
                        $searchwords = preg_split("/\s+/u", $searchworda);
                        $needle = $searchwords[0];
                    }
                    // strip shortcodes on search result
                    $row = strip_shortcodes(strip_shortcodes(strip_shortcodes($row)));
                    $row = SearchHelper::prepareSearchContent($row, $needle);
                    $searchwords = array_unique($searchwords);
                    $searchRegex = '#(';
                    $x = 0;

                    foreach ($searchwords as $k => $hlword)
                    {
                        $searchRegex .= ($x == 0 ? '' : '|');
                        $searchRegex .= preg_quote($hlword, '#');
                        $x++;
                    }
                    $searchRegex .= ')#iu';

                    $row = preg_replace($searchRegex, '<span class="highlight">\0</span>', $row);

                    $result = &$results[$i];
                    if ($result->created) {
                        $created = JHtml::_('date', $result->created, JText::_('DATE_FORMAT_LC3'));
                    }
                    else {
                        $created = '';
                    }

                    $result->text        = JHtml::_('content.prepare', $result->text, '', 'com_search.search');
                    $result->created    = $created;
                    $result->count        = $i + 1;
                }
            }

            // Check for layout override
            $active = JFactory::getApplication()->getMenu()->getActive();
            if (isset($active->query['layout'])) {
                $this->setLayout($active->query['layout']);
            }

            //Escape strings for HTML output
            $this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));

            $this->assignRef('pagination',  $pagination);
            $this->assignRef('results',        $results);
            $this->assignRef('lists',        $lists);
            $this->assignRef('params',        $params);

            $this->ordering = $state->get('ordering');
            $this->searchword = $searchword;
            $this->origkeyword = $state->get('origkeyword');
            $this->searchphrase = $state->get('match');
            $this->searchareas = $areas;

            $this->total = $total;
            $this->error = $error;
            $this->action = $uri;

            parent::display($tpl);
        }
    }