Subversion-Projekte lars-tiefland.prado

<?php

/*

 * Created on 7/05/2006

 */

class Search extends TPage

{

	public function onLoad($param)

	{

		if(!$this->IsPostBack && strlen($text = $this->search->getText()) > 0)

		{

			$quickstart = $this->getApplication()->getModule("quickstart_search");

			$hits_1 =  $quickstart->find($text);

			$this->quickstart_results->setDataSource($hits_1);

			$this->quickstart_results->dataBind();

			$this->emptyResult->setVisible(!count($hits_1));

		}

	}

	public function highlightSearch($text)

	{

		$words = str_word_count($text, 1);

		$keys = str_word_count(strtolower($this->search->getText()),1);

		$where = 0;

		$t = count($words);

		for($i = 0; $i<$t; $i++)

		{

			if($this->containsKeys(strtolower($words[$i]), $keys))

			{

				$words[$i] = '<span class="searchterm">'.$words[$i].'</span>';

				$where = $i;

				break;

			}

		}

		$min = 	$where - 15 < 0 ? 0 : $where - 15;

		$max = 	$where + 15 > $t ? $t : $where + 15;

		$subtext = array_splice($words, $min, $max-$min);

		$prefix = $min == 0 ? '' : '...';

		$suffix = $max == $t ? '' : '...';

		return $prefix.implode(' ', $subtext).$suffix;

	}

	protected function containsKeys($word, $keys)

	{

		foreach($keys as $key)

		{

			if(is_int(strpos($word, $key)))

				return true;

		}

		return false;

	}

}

?>