Improved URL handling

This commit is contained in:
Michael 2022-10-02 20:42:21 +00:00
parent 1612715626
commit bf4c5ba84f

View file

@ -23,9 +23,12 @@ namespace Friendica\Content\Text;
use Friendica\Core\Protocol;
use Friendica\DI;
use Friendica\Util\Network;
class Plaintext
{
const URL_LENGTH = 23;
/**
* Shortens message
*
@ -41,18 +44,18 @@ class Plaintext
$ellipsis = html_entity_decode("…", ENT_QUOTES, 'UTF-8');
if (!empty($uid) && DI::pConfig()->get($uid, 'system', 'simple_shortening')) {
return iconv_substr(iconv_substr(trim($msg), 0, $limit, "UTF-8"), 0, -3, "UTF-8") . $ellipsis;
return mb_substr(mb_substr(trim($msg), 0, $limit), 0, -3) . $ellipsis;
}
$lines = explode("\n", $msg);
$msg = "";
$recycle = html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
foreach ($lines as $row => $line) {
if (iconv_strlen(trim($msg . "\n" . $line), "UTF-8") <= $limit) {
if (mb_strlen(trim($msg . "\n" . $line)) <= $limit) {
$msg = trim($msg . "\n" . $line);
} elseif (($msg == "") || (($row == 1) && (substr($msg, 0, 4) == $recycle))) {
// Is the new message empty by now or is it a reshared message?
$msg = iconv_substr(iconv_substr(trim($msg . "\n" . $line), 0, $limit, "UTF-8"), 0, -3, "UTF-8") . $ellipsis;
$msg = mb_substr(mb_substr(trim($msg . "\n" . $line), 0, $limit), 0, -3) . $ellipsis;
} else {
break;
}
@ -206,13 +209,13 @@ class Plaintext
// Will the text be shortened in the link?
// Or is the link the last item in the post?
if (($limit > 0) && ($pos < $limit) && (($pos + 23 > $limit) || ($pos + strlen($link) == strlen($msg)))) {
if (($limit > 0) && ($pos < $limit) && (($pos + self::URL_LENGTH > $limit) || ($pos + mb_strlen($link) == mb_strlen($msg)))) {
$msg = trim(str_replace($link, '', $msg));
} elseif (($limit == 0) || ($pos < $limit)) {
// The limit has to be increased since it will be shortened - but not now
// Only do it with Twitter
if (($limit > 0) && (strlen($link) > 23) && ($htmlmode == BBCode::TWITTER)) {
$limit = $limit - 23 + strlen($link);
if (($limit > 0) && (mb_strlen($link) > self::URL_LENGTH) && ($htmlmode == BBCode::TWITTER)) {
$limit = $limit - self::URL_LENGTH + mb_strlen($link);
}
$link = '';
@ -231,24 +234,22 @@ class Plaintext
$msg = str_replace(' ', ' ', $msg);
}
// Twitter is using its own limiter, so we always assume that shortened links will have this length
if (iconv_strlen($link, 'UTF-8') > 0) {
$limit = $limit - 23;
}
if (!in_array($link, ['', $item['plink']]) && ($post['type'] != 'photo') && (strpos($complete_msg, $link) === false)) {
$complete_link = $link;
} else {
$complete_link = '';
$complete_msg .= "\n" . $link;
}
$post['parts'] = self::getParts(trim($complete_msg), $limit, $complete_link);
$post['parts'] = self::getParts(trim($complete_msg), $limit);
if (iconv_strlen($msg, 'UTF-8') > $limit) {
// Twitter is using its own limiter, so we always assume that shortened links will have this length
if (mb_strlen($link) > 0) {
$limit = $limit - self::URL_LENGTH;
}
if (mb_strlen($msg) > $limit) {
if (($post['type'] == 'text') && isset($post['url'])) {
$post['url'] = $item['plink'];
} elseif (!isset($post['url'])) {
$limit = $limit - 23;
$limit = $limit - self::URL_LENGTH;
$post['url'] = $item['plink'];
} elseif (strpos($item['body'], '[share') !== false) {
$post['url'] = $item['plink'];
@ -268,19 +269,15 @@ class Plaintext
* Split the message in parts
*
* @param string $message
* @param integer $limit
* @param integer $baselimit
* @return array
*/
private static function getParts(string $message, int $limit, string $link): array
private static function getParts(string $message, int $baselimit): array
{
$parts = [];
$part = '';
if (($link != '') && (strlen($message) <= $limit - 24)) {
return [$message. "\n" . $link];
} elseif (($link == '') && (strlen($message) <= $limit)) {
return [$message];
}
$limit = $baselimit;
while ($message) {
$pos1 = strpos($message, ' ');
@ -302,16 +299,18 @@ class Plaintext
$message = trim(substr($message, $pos));
}
if (strlen($part . $word) > ($limit - 8)) {
if (Network::isValidHttpUrl(trim($word))) {
$limit += mb_strlen(trim($word)) - self::URL_LENGTH;
}
if ((mb_strlen($part . $word) > $limit - 8) && (mb_strlen($part . $word . $message) > $limit)) {
$parts[] = trim($part);
$part = '';
if (strlen($message) <= ($limit - 8)) {
$limit -= 23;
}
$part = '';
$limit = $baselimit;
}
$part .= $word;
}
$parts[] = trim($part . "\n" . $link);
$parts[] = trim($part);
if (count($parts) > 1) {
foreach ($parts as $key => $part) {