usage:rn$announce = ccTidy::clearAndCrop($content, $extractLen = 100, $raw = true); ... Reveal Code
/**
* Description of ccTidyclass
*/
class ccTidy {
/**
* Get part of HTML, clear all tags and crop substring
*
* @param string $content
* @param integer $extractLen = 100
* @param boolean $raw
* @return string $subContent cleared and croped
*/
public static function clearAndCrop($content, $extractLen = 100, $raw = true)
{
/*
* Available options:
* 'drop-proprietary-attributes' => true,
* 'clean' => true,
* 'wrap-attributes' => true,
* 'wrap' => 200
*/
$config = array(
'indent' => true,
'output-xhtml' => false,
'drop-font-tags' => true,
);
$tidy = new tidy;
$tidy->parseString($content, $config, 'UTF8');
$tidy->CleanRepair();
$tidy = strip_tags($tidy);
$extractLen = ($extractLen > mb_strlen($tidy, 'utf-8') ? mb_strlen($tidy, 'utf-8') : $extractLen );
// kill massive spaces
$tidy = preg_replace('/(\s)+/', ' ', $tidy);
$tidy = trim($tidy);
if (strpos($tidy, ' ') != 0)
{
/*
* отсчитаем 100 букв и найдем ближайший пробел
*/
$cutPos = @mb_strpos($tidy, ' ' , $extractLen, 'utf-8');
$subContent = @mb_substr($tidy, 0, ($cutPos ? $cutPos : $extractLen), 'utf-8');
}
else
{
$subContent = mb_substr($tidy, 0, $extractLen, 'utf-8');
/*
* т.к. в тексте нет пробелов поставим мягкие побелы
*/
/*
* TODO: fix load helper
*/
// sfLoader::loadHelpers('LongWord');
// $subContent = brakeLongWords($subContent);
}
$subContent .= ($extractLen < mb_strlen($tidy, 'utf-8') ? '...' : '' );
if ($raw) {
return $subContent;
} else {
return ''.$subContent.'';
}
}
}
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