/4.8/components/com_search/search.php

<?php

/**

 * @package MiaCMS

 * @author MiaCMS see README.php

 * @copyright see README.php

 * See COPYRIGHT.php for copyright notices and details.

 * @license GNU/GPL Version 2, see LICENSE.php

 * MiaCMS is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; version 2 of the License.

 */



/** ensure this file is being included by a parent file */

defined( '_VALID_MOS' ) or die( 'Direct Access to this location is not allowed.' );



require_once( $mainframe->getPath( 'front_html' ) );



switch ( $task ) {

	default:

		viewSearch();

		break;

}



function viewSearch() {

	global $mainframe, $mosConfig_absolute_path, $mosConfig_lang, $my;

	global $Itemid, $database, $_MAMBOTS;



	$gid = $my->gid;



	// Adds parameter handling

	if( $Itemid > 0 ) {

		$menu =& new mosMenu( $database );

		$menu->load( $Itemid );

		$params =& new mosParameters( $menu->params );

		$params->def( 'page_title', 1 );

		$params->def( 'pageclass_sfx', '' );

		$params->def( 'header', $menu->name, T_('Search') );

		$params->def( 'back_button', $mainframe->getCfg( 'back_button' ) );

	} else {

		$params =& new mosParameters('');

		$params->def( 'page_title', 1 );

		$params->def( 'pageclass_sfx', '' );

		$params->def( 'header', T_('Search') );

		$params->def( 'back_button', $mainframe->getCfg( 'back_button' ) );

	}



	// html output

	search_html::openhtml( $params );



	$searchword = mosGetParam( $_REQUEST, 'searchword', '' );

	$searchword = str_replace("%20"," ",$searchword );

	$searchword = $database->getEscaped( trim( $searchword ) );



	// search phrase limit 50

	if ( strlen( $searchword ) > 50 ) {

		$searchword = substr( $searchword, 0, 49 );

	}



	$search_ignore = array();

	@include "$mosConfig_absolute_path/language/$mosConfig_lang.ignore.php";



	$orders = array();

	$orders[] = mosHTML::makeOption( 'newest', T_('Newest first') );

	$orders[] = mosHTML::makeOption( 'oldest', T_('Oldest first') );

	$orders[] = mosHTML::makeOption( 'popular', T_('Most popular') );

	$orders[] = mosHTML::makeOption( 'alpha', T_('Alphabetical') );

	$orders[] = mosHTML::makeOption( 'category', T_('Section/Category') );

	$ordering = mosGetParam( $_REQUEST, 'ordering', 'newest');

	if (!in_array($ordering, array('newest', 'oldest', 'popular', 'alpha', 'category'))) $ordering = 'newest';

	$lists = array();

	$lists['ordering'] = mosHTML::selectList( $orders, 'ordering', 'class="inputbox"', 'value', 'text', $ordering );



	$searchphrase = mosGetParam( $_REQUEST, 'searchphrase', 'any' );

	if (!in_array($searchphrase, array('any', 'all', 'exact'))) $searchphrase = 'any';

	$searchphrases = array();



	$phrase = new stdClass();

	$phrase->value = 'any';

	$phrase->text = T_('Any words');

	$searchphrases[] = $phrase;



	$phrase = new stdClass();

	$phrase->value = 'all';

	$phrase->text = T_('All words');

	$searchphrases[] = $phrase;



	$phrase = new stdClass();

	$phrase->value = 'exact';

	$phrase->text = T_('Exact phrase');

	$searchphrases[] = $phrase;



	$lists['searchphrase']= mosHTML::radioList( $searchphrases, 'searchphrase', '', $searchphrase );



	// html output

	search_html::searchbox( htmlspecialchars( $searchword ), $lists, $params );





	$searchtype 	= mosGetParam( $_REQUEST, 'searchphrase', '' );

	if (!in_array($searchtype, array('all', 'exact'))) $searchtype = 'any';



	if (in_array($searchtype, array('all', 'any')))

	{

		$sanitizedsearch = array();

		$words = array_unique( preg_split( '/\s+|,/', $searchword ) );

		foreach ($words as $word) {

			if (strlen($word) > 2)

			array_push($sanitizedsearch, $word);

		}

		if ((count($sanitizedsearch) == 0) && (strlen($searchword) > 0)) {

			search_html::message( T_('One or more common words were ignored in the search'), $params );

		}

		$searchword = implode(' ', $sanitizedsearch);

	}



	if (!$searchword) {

		if ( count( $_POST ) ) {

			// html output

			// no matches found

			search_html::message( T_('No results were found'), $params );

		}

	} else {

		foreach ($search_ignore as $ignore_word) $searchword = preg_replace("/(^|\W)$ignore_word($|\W)/i", '$1$2', $searchword);

		$searchword = trim($searchword);

		if (!$searchword) search_html::message( T_('One or more common words were ignored in the search'), $params );

	}

	if ($searchword) {

		// html output

		search_html::searchintro( htmlspecialchars( $searchword ), $params );



		mosLogSearch( $searchword );

		$ordering 	= mosGetParam( $_REQUEST, 'ordering', '' );

		if (!in_array($ordering, array('newest', 'oldest', 'popular', 'alpha', 'category'))) $ordering = 'newest';







		$_MAMBOTS->loadBotGroup( 'search' );

		$results 	= $_MAMBOTS->trigger( 'onSearch', array( $searchword, $searchphrase, $ordering ) );

		$rows = array();

		foreach($results as $result) {

			if ($result) $rows = array_merge($rows, $result);

		}



		$totalRows = count( $rows );



		for ($i=0; $i < $totalRows; $i++) {



			$row = &$rows[$i]->text;

			if ($searchphrase == 'exact') {

				$searchwords = array($searchword);

				$needle = $searchword;

			} else {

				$searchwords = preg_split( '/\s+|,/', $searchword );

				$needle = $searchwords[0];

			}



			$row = mosPrepareSearchContent( $row, 200, $needle );



			foreach ($searchwords as $hlword) {

				$row = preg_replace( '/'. preg_quote($hlword, '/'). '/i', "<span class=\"highlight\">\\0</span>", $row);

			}



			if (!eregi( '^http', $rows[$i]->href )) {

				// determines Itemid for Content items

				if ( strstr( $rows[$i]->href, 'view' ) ) {

					// tests to see if itemid has already been included - this occurs for typed content items

					if ( !strstr( $rows[$i]->href, 'Itemid' ) ) {

						$temp = explode( 'id=', $rows[$i]->href );

						$rows[$i]->href = htmlentities($rows[$i]->href. '&Itemid='. $mainframe->getItemid($temp[1]));

					}

				}

			}

		}



		$mainframe->setPageTitle( T_('Search') );



		if ( $totalRows ) {

			// html output

			search_html::display( $rows, $params );

		} else {

			// html output

			search_html::displaynoresult();

		}



		// html output

		search_html::conclusion( $totalRows, htmlspecialchars( $searchword ) );

	}



	// displays back button

	echo '<br />';

	mosHTML::BackButton ( $params, 0 );

}





function mosLogSearch( $search_term ) {

	global $database;

	global $mosConfig_enable_log_searches;



	if ( @$mosConfig_enable_log_searches ) {

		$query = "SELECT hits"

		. "\n FROM #__core_log_searches"

		. "\n WHERE LOWER(search_term)='$search_term'"

		;

		$database->setQuery( $query );

		$hits = intval( $database->loadResult() );

		if ( $hits ) {

			$query = "UPDATE #__core_log_searches SET hits=(hits+1) WHERE LOWER(search_term)='$search_term'";

			$database->setQuery( $query );

			$database->query();

		} else {

			$query = "INSERT INTO #__core_log_searches VALUES ('$search_term','1')";

			$database->setQuery( $query );

			$database->query();

		}

	}

}



/**

 * Prepares results from search for display

 * @param string The source string

 * @param int Number of chars to trim

 * @param string The searchword to select around

 * @return string

 */

function mosPrepareSearchContent( $text, $length=200, $searchword ) {

	// strips tags won't remove the actual jscript

	$text = preg_replace( "'<script[^>]*>.*?</script>'si", "", $text );

	$text = preg_replace( '/{.+?}/', '', $text);

	//$text = preg_replace( '/<a\s+.*?href="([^"]+)"[^>]*>([^<]+)<\/a>/is','\2', $text );

	return mosSmartSubstr( strip_tags( $text ), $length, $searchword );

}



/**

 * returns substring of characters around a searchword

 * @param string The source string

 * @param int Number of chars to return

 * @param string The searchword to select around

 * @return string

 */

function mosSmartSubstr($text, $length=200, $searchword) {

	$wordpos = strpos(strtolower($text), strtolower($searchword));

	$halfside = intval($wordpos - $length/2 - strlen($searchword));

	if ($wordpos && $halfside > 0) {

		return '...' . substr($text, $halfside, $length);

	} else {

		return substr( $text, 0, $length);

	}

}



?>