/**
* Extracts a String off of HTML input.
*
* @access private
*
* @param string $tag String, containing the html tag to select
* @param string $attr String, containing the attribute used on the WHERE condition
* @param string $value String, containing the value used on the WHERE condition
* @param string $site Input string
* @param integer $id Defines the position of the key, to be returned from the preg_match_all array.
*
* @return string/integer Returns an integer or a string.
*/
public static function extractSingle($tag, $attr, $value, $id, $uri, $alextract)
{
// external helper class
include_once "ext/htmlsql.class.php";
$wsql = new htmlsql();
$wsql->connect('string', SEOstats_Alexa::_alexa($uri));
$wsql->query('SELECT * FROM ' . $tag . ' WHERE $' . $attr . ' == "' . $value . '"');
$row = $wsql->fetch_array();
if ($alextract == true) {
return SEOstats_Alexa::alextract($row[$id]['text']);
} elseif ($alextract == false) {
return trim(strip_tags($row[$id]['text']));
} elseif ($alextract == 'none') {
return $row[$id]['text'];
}
}
