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<?php namespace ExternalImporter\application\helpers; defined('\ABSPATH') \|\| exit; /** * TextHelper class file * * @author keywordrush.com <support@keywordrush.com> * @link https://www.keywordrush.com * @copyright Copyright © 2025 keywordrush.com / class TextHelper { public static function truncate($string, $length = 80, $etc = '...', $charset = 'UTF-8', $break_words = false, $middle = false) { if ($length == 0) return ''; if (mb_strlen($string, 'UTF-8') > $length) { $length -= min($length, mb_strlen($etc, 'UTF-8')); if (!$break_words && !$middle) { $string = preg_replace('/\s+?(\S+)?$/', '', mb_substr($string, 0, $length + 1, $charset)); } if (!$middle) { return mb_substr($string, 0, $length, $charset) . $etc; } else { return mb_substr($string, 0, $length / 2, $charset) . $etc . mb_substr($string, -$length / 2, $charset); } } else { return $string; } } /* * Truncates text. * Modified version of cakephp truncate. * * Cuts a string to the length of $length and replaces the last characters * with the ellipsis if the text is longer than length. * * ### Options: * * - `ellipsis` Will be used as Ending and appended to the trimmed string (`ending` is deprecated) * - `exact` If false, $text will not be cut mid-word * - `html` If true, HTML tags would be handled correctly * * @param string $text String to truncate. * @param int $length Length of returned string, including ellipsis. * @param array $options An array of html attributes and options. * @return string Trimmed string. * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/text.html#TextHelper::truncate / public static function truncateHtml($text, $length = 100, $options = array()) { $defaults = array( 'ellipsis' => '...', 'exact' => false, 'html' => true ); if (isset($options['ending'])) { $defaults['ellipsis'] = $options['ending']; } elseif (!empty($options['html'])) { $defaults['ellipsis'] = "\xe2\x80\xa6"; } $options += $defaults; extract($options); if (!function_exists('mb_strlen')) { class_exists('Multibyte'); } if ($html) { if (mb_strlen(preg_replace('/<.?>/', '', $text), 'UTF-8') <= $length) { return $text; } $totalLength = mb_strlen(strip_tags($ellipsis), 'UTF-8'); $openTags = array(); $truncate = ''; preg_match_all('/(<\/?([\w+]+)[^>]>)?([^<>])/', $text, $tags, PREG_SET_ORDER); foreach ($tags as $tag) { if (!preg_match('/img\|br\|input\|hr\|area\|base\|basefont\|col\|frame\|isindex\|link\|meta\|param/s', $tag[2])) { if (preg_match('/<[\w]+[^>]>/s', $tag[0])) { array_unshift($openTags, $tag[2]); } elseif (preg_match('/<\/([\w]+)[^>]>/s', $tag[0], $closeTag)) { $pos = array_search($closeTag[1], $openTags); if ($pos !== false) { array_splice($openTags, $pos, 1); } } } $truncate .= $tag[1]; $contentLength = mb_strlen(preg_replace('/&[0-9a-z]{2,8};\|&#[0-9]{1,7};\|&#x[0-9a-f]{1,6};/i', ' ', $tag[3]), 'UTF-8'); if ($contentLength + $totalLength > $length) { $left = $length - $totalLength; $entitiesLength = 0; if (preg_match_all('/&[0-9a-z]{2,8};\|&#[0-9]{1,7};\|&#x[0-9a-f]{1,6};/i', $tag[3], $entities, PREG_OFFSET_CAPTURE)) { foreach ($entities[0] as $entity) { if ($entity[1] + 1 - $entitiesLength <= $left) { $left--; $entitiesLength += mb_strlen($entity[0], 'UTF-8'); } else { break; } } } $truncate .= mb_substr($tag[3], 0, $left + $entitiesLength, 'UTF-8'); break; } else { $truncate .= $tag[3]; $totalLength += $contentLength; } if ($totalLength >= $length) { break; } } } else { if (mb_strlen($text, 'UTF-8') <= $length) { return $text; } $truncate = mb_substr($text, 0, $length - mb_strlen($ellipsis, 'UTF-8'), 'UTF-8'); } if (!$exact) { $spacepos = mb_strrpos($truncate, ' ', 0, 'UTF-8'); if ($html) { $truncateCheck = mb_substr($truncate, 0, $spacepos, 'UTF-8'); $lastOpenTag = mb_strrpos($truncateCheck, '<', 0, 'UTF-8'); $lastCloseTag = mb_strrpos($truncateCheck, '>', 0, 'UTF-8'); if ($lastOpenTag > $lastCloseTag) { preg_match_all('/<[\w]+[^>]>/s', $truncate, $lastTagMatches); $lastTag = array_pop($lastTagMatches[0]); $spacepos = mb_strrpos($truncate, $lastTag, 0, 'UTF-8') + mb_strlen($lastTag, 'UTF-8'); } $bits = mb_substr($truncate, $spacepos, null, 'UTF-8'); preg_match_all('/<\/([a-z]+)>/', $bits, $droppedTags, PREG_SET_ORDER); if (!empty($droppedTags)) { if (!empty($openTags)) { foreach ($droppedTags as $closingTag) { if (!in_array($closingTag[1], $openTags)) { array_unshift($openTags, $closingTag[1]); } } } else { foreach ($droppedTags as $closingTag) { $openTags[] = $closingTag[1]; } } } } $truncate = mb_substr($truncate, 0, $spacepos, 'UTF-8'); } $truncate .= $ellipsis; if ($html) { foreach ($openTags as $tag) { $truncate .= '</' . $tag . '>'; } } return $truncate; } public static function sluggable($string) { $cyrylicFrom = array('Є', 'І', 'Ѓ', 'і', 'є', 'ѓ', 'А', 'Б', 'В', 'Г', 'Д', 'Е', 'Ё', 'Ж', 'З', 'И', 'Й', 'К', 'Л', 'М', 'Н', 'О', 'П', 'Р', 'С', 'Т', 'У', 'Ф', 'Х', 'Ц', 'Ч', 'Ш', 'Щ', 'Ъ', 'Ы', 'Ь', 'Э', 'Ю', 'Я', 'а', 'б', 'в', 'г', 'д', 'е', 'ё', 'ж', 'з', 'и', 'й', 'к', 'л', 'м', 'н', 'о', 'п', 'р', 'с', 'т', 'у', 'ф', 'х', 'ц', 'ч', 'ш', 'щ', 'ъ', 'ы', 'ь', 'э', 'ю', 'я'); $cyrylicTo = array('YE', 'I', 'G', 'i', 'ye', 'g', 'A', 'B', 'V', 'G', 'D', 'E', 'YO', 'ZH', 'Z', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'R', 'S', 'T', 'U', 'F', 'X', 'C', 'CH', 'SH', 'SHH', '', 'Y', '', 'E', 'YU', 'YA', 'a', 'b', 'v', 'g', 'd', 'e', 'yo', 'zh', 'z', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'r', 's', 't', 'u', 'f', 'x', 'c', 'ch', 'sh', 'shh', '', 'y', '', 'e', 'yu', 'ya'); $from = array("Á", "À", "Â", "Ä", "Ă", "Ā", "Ã", "Å", "Ą", "Æ", "Ć", "Ċ", "Ĉ", "Č", "Ç", "Ď", "Đ", "Ð", "É", "È", "Ė", "Ê", "Ë", "Ě", "Ē", "Ę", "Ə", "Ġ", "Ĝ", "Ğ", "Ģ", "á", "à", "â", "ä", "ă", "ā", "ã", "å", "ą", "æ", "ć", "ċ", "ĉ", "č", "ç", "ď", "đ", "ð", "é", "è", "ė", "ê", "ë", "ě", "ē", "ę", "ə", "ġ", "ĝ", "ğ", "ģ", "Ĥ", "Ħ", "I", "Í", "Ì", "İ", "Î", "Ï", "Ī", "Į", "Ĳ", "Ĵ", "Ķ", "Ļ", "Ł", "Ń", "Ň", "Ñ", "Ņ", "Ó", "Ò", "Ô", "Ö", "Õ", "Ő", "Ø", "Ơ", "Œ", "ĥ", "ħ", "ı", "í", "ì", "i", "î", "ï", "ī", "į", "ĳ", "ĵ", "ķ", "ļ", "ł", "ń", "ň", "ñ", "ņ", "ó", "ò", "ô", "ö", "õ", "ő", "ø", "ơ", "œ", "Ŕ", "Ř", "Ś", "Ŝ", "Š", "Ş", "Ť", "Ţ", "Þ", "Ú", "Ù", "Û", "Ü", "Ŭ", "Ū", "Ů", "Ų", "Ű", "Ư", "Ŵ", "Ý", "Ŷ", "Ÿ", "Ź", "Ż", "Ž", "ŕ", "ř", "ś", "ŝ", "š", "ş", "ß", "ť", "ţ", "þ", "ú", "ù", "û", "ü", "ŭ", "ū", "ů", "ų", "ű", "ư", "ŵ", "ý", "ŷ", "ÿ", "ź", "ż", "ž"); $to = array("A", "A", "A", "A", "A", "A", "A", "A", "A", "AE", "C", "C", "C", "C", "C", "D", "D", "D", "E", "E", "E", "E", "E", "E", "E", "E", "G", "G", "G", "G", "G", "a", "a", "a", "a", "a", "a", "a", "a", "a", "ae", "c", "c", "c", "c", "c", "d", "d", "d", "e", "e", "e", "e", "e", "e", "e", "e", "g", "g", "g", "g", "g", "H", "H", "I", "I", "I", "I", "I", "I", "I", "I", "IJ", "J", "K", "L", "L", "N", "N", "N", "N", "O", "O", "O", "O", "O", "O", "O", "O", "CE", "h", "h", "i", "i", "i", "i", "i", "i", "i", "i", "ij", "j", "k", "l", "l", "n", "n", "n", "n", "o", "o", "o", "o", "o", "o", "o", "o", "o", "R", "R", "S", "S", "S", "S", "T", "T", "T", "U", "U", "U", "U", "U", "U", "U", "U", "U", "U", "W", "Y", "Y", "Y", "Z", "Z", "Z", "r", "r", "s", "s", "s", "s", "B", "t", "t", "b", "u", "u", "u", "u", "u", "u", "u", "u", "u", "u", "w", "y", "y", "y", "z", "z", "z"); $from = array_merge($from, $cyrylicFrom); $to = array_merge($to, $cyrylicTo); $string = str_replace($from, $to, $string); if (function_exists('iconv')) { $string = iconv('UTF-8', 'UTF-8//TRANSLIT//IGNORE', $string); } $string = preg_replace("/[^A-Za-z0-9'_\-\.]/", '-', $string); $string = preg_replace('/\-+/', '-', $string); $string = preg_replace('/^-+/', '', $string); $string = preg_replace('/-+$/', '', $string); return $string; } public static function clear($str) { return preg_replace('/[^a-zA-Z0-9_]/', '', $str); } public static function clearId($str) { return preg_replace('/[^a-zA-Z0-9_\-~\.@]/', '', $str); } public static function clear_utf8($str) { $str = preg_replace("/[^\pL\s\d\-\.\+_\/]+/ui", '', $str); $str = preg_replace("/\s+/ui", ' ', $str); return $str; } private static function get_random($matches) { $rand = array_rand($split = explode("\|", $matches[1])); return $split[$rand]; } public static function spin($str) { $new_str = preg_replace_callback( '/\{([^{}])\}/uim', function ($matches) { $rand = array_rand($split = explode("\|", $matches[1])); return $split[$rand]; }, $str ); if ($new_str !== $str) $str = TextHelper::spin($new_str); return $str; } /* bool/array unserialize_xml ( string $input [ , callback $callback ] ) * Unserializes an XML string, returning a multi-dimensional associative array, optionally runs a callback on all non-array data * Returns false on all failure * Notes: * Root XML tags are stripped * Due to its recursive nature, unserialize_xml() will also support SimpleXMLElement objects and arrays as input * Uses simplexml_load_string() for XML parsing, see SimpleXML documentation for more info / static public function unserialize_xml($input, $callback = null, $recurse = false) { //Отключение ошибок libxml libxml_use_internal_errors(false); // Get input, loading an xml string with simplexml if its the top level of recursion $data = ((!$recurse) && is_string($input)) ? @simplexml_load_string($input, '\SimpleXMLElement', LIBXML_NOCDATA) : $input; // Convert SimpleXMLElements to array if ($data instanceof \SimpleXMLElement) $data = (array) $data; // Recurse into arrays if (is_array($data)) foreach ($data as &$item) $item = self::unserialize_xml($item, $callback, true); // Run callback and return return (!is_array($data) && is_callable($callback)) ? call_user_func($callback, $data) : $data; } static public function br2nl($str) { return str_ireplace(array("<br />", "<br>", "<br/>"), "\r\n", $str); } static public function nl2br($str) { return str_replace(array("\r\n", "\r", "\n"), "<br />", $str); } static public function removeExtraBreaks($str) { return trim(preg_replace("/(\r\n)+/i", "\r\n", $str)); } static public function removeExtraBr($str) { return preg_replace('#<br[^>]>(\s<br[^>]>)+#', '<br />', $str); } /** * 10.55 -> 1055 & 1055 -> 10.55 / static public function pricePenniesDenomination($p, $to_int = true) { if ($to_int) $p = number_format($p, 2, '', ''); else $p = number_format(preg_replace("/(\d+)(\d{2}$)/msi", '${1}.${2}', $p), 2, '.', ''); return $p; } static public function currencyTyping($c) { return TemplateHelper::currencyTyping($c); } public static function commaList($str, $input_delimer = ',', $return_delimer = ',') { $parts = explode($input_delimer, $str); $parts = array_map('trim', $parts); return join($return_delimer, $parts); } public static function commaListArray($str, $input_delimer = ',') { if (!$str) return array(); $parts = explode($input_delimer, $str); $parts = array_map('trim', $parts); return $parts; } public static function prepareKeywords(array $keywords) { $result = array(); foreach ($keywords as $keyword) { $keyword = \sanitize_text_field($keyword); $keyword = trim($keyword); if (!$keyword) continue; $result[] = $keyword; } return $result; } public static function parsePriceAmount($money) { if (is_float($money) \|\| is_int($money)) return $money; $cleanString = preg_replace('/([^0-9\.,])/i', '', $money); $onlyNumbersString = preg_replace('/([^0-9])/i', '', $money); $separatorsCountToBeErased = strlen($cleanString) - strlen($onlyNumbersString) - 1; $stringWithCommaOrDot = preg_replace('/([,\.])/', '', $cleanString, $separatorsCountToBeErased); $removedThousendSeparator = preg_replace('/(\.\|,)(?=[0-9]{3,}$)/', '', $stringWithCommaOrDot); return (float) str_replace(',', '.', $removedThousendSeparator); } public static function randomPassword($len = 8) { $alphabet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890'; $pass = array(); $alphaLength = strlen($alphabet) - 1; for ($i = 0; $i < $len; $i++) { $n = rand(0, $alphaLength); $pass[] = $alphabet[$n]; } return implode($pass); } public static function getHostName($url) { return TextHelper::getDomainWithoutSubdomain(strtolower(str_ireplace('www.', '', parse_url($url, PHP_URL_HOST)))); } public static function parseDomain($url, $go_param) { if (!$query = parse_url($url, PHP_URL_QUERY)) return ''; parse_str($query, $arr); if (isset($arr[$go_param])) return TextHelper::getHostName($arr[$go_param]); else return ''; } public static function getDomainWithoutSubdomain($domain) { if (preg_match('/(?P<domain>[a-z0-9][a-z0-9\-]{1,63}\.[a-z\.]{2,7})$/i', $domain, $regs)) { return $regs['domain']; } return $domain; } public static function getRandomFromCommaList($str) { $str = TextHelper::commaList($str); $arr = explode(",", $str); return $arr[array_rand($arr)]; } /* * Verify a correct EAN13 structure / public static function isEan($barcode) { // try to fix... if (!preg_match("/^[0-9]{13}$/", $barcode)) $barcode = ltrim($barcode, '0'); if (!preg_match("/^[0-9]{13}$/", $barcode)) return false; $digits = (string) $barcode; $even_sum = $digits[1] + $digits[3] + $digits[5] + $digits[7] + $digits[9] + $digits[11]; $even_sum_three = $even_sum 3; $odd_sum = $digits[0] + $digits[2] + $digits[4] + $digits[6] + $digits[8] + $digits[10]; $total_sum = $even_sum_three + $odd_sum; $next_ten = (ceil($total_sum / 10)) * 10; $check_digit = $next_ten - $total_sum; if ($check_digit == $digits[12]) return true; return false; } /** * Is valid amazon ASIN / public static function isAsin($str) { if (preg_match('/[A-Z0-9]{10}/', $str)) return true; else return false; } public static function ratingPrepare($rating, $min_rating = 1, $max_rating = 5) { $rating = (float) $rating; $rating = abs(round($rating)); if ($rating < $min_rating \|\| $rating > $max_rating) return null; else return $rating; } public static function isValidUrl($url) { if (filter_var($url, FILTER_VALIDATE_URL) && preg_match('/^https?:\/\//', $url)) return true; else return false; } public static function isValidDomainName($domain) { return (preg_match("/^([a-z\d](-[a-z\d]))(\.([a-z\d](-[a-z\d])))$/i", $domain) && preg_match("/^.{1,253}$/", $domain) && preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})$/", $domain)); } public static function sanitizeHtml($string) { $allowed_html = array( 'abbr' => array(), 'br' => array(), 'blockquote' => array(), 'cite' => array(), 'code' => array(), 'del' => array(), 'em' => array(), 'strong' => array(), 'pre' => array(), 'i' => array(), 'p' => array(), 'b' => array(), 'ul' => array(), 'ol' => array(), 'li' => array(), 'strike' => array(), 's' => array(), 'table' => array(), 'tr' => array(), 'td' => array(), 'th' => array(), 'strong' => array(), 'div' => array(), 'dl' => array(), 'dt' => array(), 'dd' => array(), 'div' => array(), 'h1' => array(), 'h2' => array(), 'h3' => array(), 'h4' => array(), 'h5' => array(), 'h6' => array(), ); $allowed_html = \apply_filters('ei_sanitize_allowed_html', $allowed_html); return \wp_kses($string, $allowed_html); } public static function formatMoreList(array $list, $limit = 10, $empty_value = '') { if (!$list) return $empty_value; $res = join(', ', array_slice($list, 0, $limit)); if (count($list) > $limit) $res .= ' ' . sprintf(__('+ %d more...', 'external-importer'), count($list) - $limit); return $res; } public static function closeTags($html) { preg_match_all('#<(?!meta\|img\|br\|hr\|input\b)\b([a-z]+)(?: .)?(?<![/\|/ ])>#iU', $html, $result); $openedtags = $result[1]; preg_match_all('#</([a-z]+)>#iU', $html, $result); $closedtags = $result[1]; $len_opened = count($openedtags); if (count($closedtags) == $len_opened) { return $html; } $openedtags = array_reverse($openedtags); for ($i = 0; $i < $len_opened; $i++) { if (!in_array($openedtags[$i], $closedtags)) { $html .= '</' . $openedtags[$i] . '>'; } else { unset($closedtags[array_search($openedtags[$i], $closedtags)]); } } return $html; } public static function closeTagsDom($html) { if (!$html) return $html; $dom = new \DOMDocument(); libxml_use_internal_errors(true); if (!$dom->loadHTML('<html_root>' . $html . '</html_root>', LIBXML_HTML_NOIMPLIED \| LIBXML_HTML_NODEFDTD)) return $html; $result = str_replace(array('<html_root>', '</html_root>'), '', $dom->saveHTML()); return $result; } public static function convertRatingScale($OldValue, $OldMin = 1, $OldMax = 5, $NewMin = 1, $NewMax = 10) { if (!$OldValue) return 0; return ((($OldValue - $OldMin) * ($NewMax - $NewMin)) / ($OldMax - $OldMin)) + $NewMin; } }

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