$length) { $string = wordwrap($string, $length); $string = $mb? mb_substr($string, 0, mb_strpos($string, "\n")) : substr($string, 0, strpos($string, "\n")); } return $string; } function clip_string($string, $pos, $length, $total) { global $mb; if($length) { $m = $mb ? mb_substr($string, $pos, $length) : substr($string, $pos, $length); $before = $mb ? mb_substr($string, 0, $pos) : substr($string, 0, $pos); $after = $mb ? mb_substr($string, $pos + $length, mb_strlen($string) - ($pos + $length)) : substr($string, $pos + $length, strlen($string) - ($pos + $length)); $before = rev_string($before); if($total < strlen($string)) { $half = intval(($total - $length) / 2); } else { $half = $total; } $hlPre = ''; $hlPost = ''; $out = htmlentities(rev_string(word_trunc($before, $half))) . $hlPre . htmlentities($m) . $hlPost . htmlentities(word_trunc($after, $half)); return $out; } else { return htmlentities(word_trunc($string, $total)); } } if(count($searchResults) == 0) { $result = ''; $result = str_replace('{title}', htmlentities('Nessun risultato'), $result); $result = str_replace('{text}', '', $result); echo $result; } else { echo ''; foreach($searchResults as $searchResult) { $result = ''; $result = str_replace('{title}', '' . $searchResult['title'] . '', $result); $text = ""; foreach($searchResult['snippets'] as $s) { $pos = $s['pos']; $m = $s['matchlen']; $snippet = clip_string($s['text'], $pos, $m, $s['snip']); if(strlen($text)) $text .= " … "; $text .= " " . $snippet; } $result = str_replace('{text}', $text, $result); echo $result; } } ?>

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