nativegallery/app/Services/TextFormat.php
2024-07-04 12:04:41 +03:00

185 lines
6.6 KiB
PHP

<?php
namespace App\Services;
class TextFormat
{
public function removeZalgo(string $text): string
{
return preg_replace('%\p{M}{3,}%Xu', '', $text);
}
public static function limitText($text, $limit) {
// Проверка длины текста
$text = preg_replace_callback('/<img id="emojiPicture" src="[^"]*">/', function($matches) {
return str_repeat(' ', 30);
}, $text);
// Проверка длины текста
if (mb_strlen($text) <= $limit) {
return $text;
}
// Разделение текста на видимую и скрытую части
$visibleText = mb_substr($text, 0, $limit);
$hiddenText = mb_substr($text, $limit);
// Убедиться, что видимый текст не обрывается на полуслове
$lastSpace = mb_strrpos($visibleText, ' ');
if ($lastSpace !== false) {
$visibleText = mb_substr($visibleText, 0, $lastSpace);
$hiddenText = mb_substr($text, $lastSpace);
}
// Генерация HTML
return self::generateHtml($visibleText, $hiddenText);
}
private static function generateHtml($visibleText, $hiddenText) {
return <<<HTML
$visibleText
<button class="PostTextMore" onclick="toggleContent(this)">
<span class="PostTextMore__content">Показать ещё</span>
</button>
<span class="hidden-content" style="display: none;">
$hiddenText
</span>
HTML;
}
public static function i($var)
{
$search = array(
'/\[REPLY\=(.*?)\](.*?)\[\/REPLY\]/is',
'/\*\*([^\*]+)\*\*/',
'/\_\_([^\*]+)\_\_/',
'/\[u\](.*?)\[\/u\]/is',
'/\+\+([^\*]+)\+\+/',
'/\~\~([^\*]+)\~\~/',
'/\[link\=(.*?)\](.*?)\[\/link\]/is',
'/\[br\]/is',
'/\[image\](.*?)\[\/image\]/is',
'/\[video\](.*?)\[\/video\]/is',
'/\[music\](.*?)\[\/music\]/is',
);
$replace = array(
'<a href="/$1">$2</a>',
'<b style="font-weight: 600;">$1</b>',
'<i>$1</i>',
'<u>$1</u>',
'<a id="confettilink" style="background-image: url(/static/img/gradients/conf.png);
-webkit-background-clip: text;background-size: 100%;
-webkit-text-fill-color: transparent;" onclick="confetti()"><b style="font-weight: 600;">$1</b></a>',
'<strike>$1</strike>',
'<a href="$1">$2</a>',
'<br>',
'<img src="$1" width="250px">$2</img>',
"<video width='250' style='border-radius: 15px !important;'' controls='controls' autoplay controls muted><source src='\$1' controls></video>",
"<audio id='audioau' width='235' style='border-radius: 15px !important; margin-bottom: 10px;' controls><source src='\$1' controls></audio>",
);
$var = preg_replace($search, $replace, $var);
return $var;
}
public static function formatText($text)
{
$text = self::formatLinks($text);
$text = self::formatEmojis($text);
return $text;
}
public static function formatEmojis(string $text): string
{
$emojis = \Emoji\detect_emoji($text);
$replaced = [];
foreach ($emojis as $emoji) {
$point = explode("-", strtolower($emoji["hex_str"]))[0];
if (in_array($point, $replaced)) {
continue;
} else {
$replaced[] = $point;
}
$image = "https://cdnjs.cloudflare.com/ajax/libs/emoji-datasource-apple/15.1.0/img/apple/64/$point.png";
$image = "<img src='$image' alt='$emoji[emoji]' ";
$image .= "style='max-height:20px; padding-left: 2pt; padding-right: 2pt; vertical-align: bottom;' />";
$text = str_replace($emoji["emoji"], $image, $text);
}
return $text;
}
public static function mentions($text)
{
$text = preg_split("/[\s]+/", $text);
$newstring = " ";
foreach ($text as $word) {
if (substr($word, 0, 1) == "@") {
if (strcasecmp(DB::query('SELECT username FROM users WHERE (LOWER(username) LIKE :username)', array(':username' => '%' . substr($word, 1) . '%'))[0]['username'], substr($word, 1)) === 0) {
$newstring .= "<a data-mention-ref-m='" . substr($word, 1) . "' id='mentionlink' href='/" . substr($word, 1) . "'>" . $word . "</a> ";
} else if (strcasecmp(DB::query('SELECT linkgroup FROM `groups` WHERE (LOWER(linkgroup) LIKE :username)', array(':username' => '%' . substr($word, 1) . '%'))[0]['linkgroup'], substr($word, 1)) === 0) {
$newstring .= "<a data-mention-ref-m='" . substr($word, 1) . "' id='mentionlink' href='/" . substr($word, 1) . "'>" . $word . "</a> ";
} else {
$newstring .= $word . " ";
}
} else if (substr($word, 0, 1) == "#") {
$newstring .= "<a href='/topic/" . substr($word, 1) . "'>" . htmlspecialchars($word) . "</a> ";
} else {
$newstring .= $word . " ";
}
}
return $newstring;
}
public static function formatLinks($text)
{
$currentDomain = $_SERVER['HTTP_HOST'];
$pattern = '/(https?:\/\/[^\s<]+)/i';
$imgPattern = '/<img\s[^>]*src="https?:\/\/[^\s<]*"[^>]*>/i';
preg_match_all($imgPattern, $text, $imgMatches);
$imgTags = $imgMatches[0];
$messageWithoutImgTags = preg_replace($imgPattern, '###IMG###', $text);
$messageWithClickableLinks = preg_replace_callback($pattern, function ($matches) use ($currentDomain) {
$url = $matches[0];
$urlComponents = parse_url($url);
if ($urlComponents['host'] === $currentDomain && preg_match('/^\/addemoji\/([\w-]+)/', $urlComponents['path'], $idMatches)) {
$id = $idMatches[1];
return '<a onclick="createModal(\'' . $id . '\', NULL, \'da39a3ee5e6b4b0d3255bfef95601890afd80709\', EMOJI_ADD, \'emojiadd' . $id . '\'); return false;" href="' . $url . '">' . $url . '</a>';
}
return '<a href="' . $url . '">' . $url . '</a>';
}, $messageWithoutImgTags);
foreach ($imgTags as $imgTag) {
$messageWithClickableLinks = preg_replace('/###IMG###/', $imgTag, $messageWithClickableLinks, 1);
}
return $messageWithClickableLinks;
}
}