169 lines
4.5 KiB
PHP
169 lines
4.5 KiB
PHP
<?php
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/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM – Open Source CRM application.
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* Copyright (C) 2014-2025 EspoCRM, Inc.
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* Website: https://www.espocrm.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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namespace Espo\Tools\Email;
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use League\HTMLToMarkdown\HtmlConverter;
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class Util
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{
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static public function parseFromName(string $string): string
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{
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$fromName = '';
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if ($string && stripos($string, '<') !== false) {
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/** @var string $replacedString */
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$replacedString = preg_replace('/(<.*>)/', '', $string);
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$fromName = trim($replacedString, '" ');
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}
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return $fromName;
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}
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static public function parseFromAddress(string $string): string
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{
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if (!$string) {
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return '';
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}
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if (stripos($string, '<') !== false) {
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$fromAddress = '';
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if (preg_match('/<(.*)>/', $string, $matches)) {
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$fromAddress = trim($matches[1]);
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}
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return $fromAddress;
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}
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return $string;
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}
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/**
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* Strip HTML.
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*
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* @since 9.1.0
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*/
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static public function stripHtml(string $string): string
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{
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if (!$string) {
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return '';
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}
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$converter = new HtmlConverter();
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$converter->setOptions([
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'remove_nodes' => 'img',
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'strip_tags' => true,
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]);
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$string = $converter->convert($string) ?: '';
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$string = (string) preg_replace('~\R~u', "\r\n", $string);
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$reList = [
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'&(quot|#34);',
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'&(amp|#38);',
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'&(lt|#60);',
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'&(gt|#62);',
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'&(nbsp|#160);',
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'&(iexcl|#161);',
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'&(cent|#162);',
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'&(pound|#163);',
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'&(copy|#169);',
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'&(reg|#174);',
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];
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$replaceList = [
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'',
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'&',
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'<',
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'>',
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' ',
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'¡',
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'¢',
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'£',
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'©',
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'®',
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];
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foreach ($reList as $i => $re) {
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$string = (string) mb_ereg_replace($re, $replaceList[$i], $string, 'i');
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}
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return $string;
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}
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/**
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* Strip a quote part in a plain text.
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*
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* @since 9.0.0
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*/
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static public function stripPlainTextQuotePart(string $string): string
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{
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if (!$string) {
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return '';
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}
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$lines = preg_split("/\r\n|\n|\r/", $string);
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if (!is_array($lines)) {
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return '';
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}
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$endIndex = count($lines) - 1;
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for ($i = count($lines) - 1; $i >= 0; $i--) {
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$line = $lines[$i];
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if (str_starts_with($line, '>') || $line === '') {
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$endIndex = $i;
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continue;
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}
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break;
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}
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$lines = array_slice($lines, 0, $endIndex);
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if (count($lines) > 2) {
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$lastIndex = count($lines) - 1;
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if (str_ends_with($lines[$lastIndex], ':') && $lines[$lastIndex - 1] === '') {
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$lines = array_slice($lines, 0, count($lines) - 2);
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}
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}
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return implode("\r\n", $lines);
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}
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}
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