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108 lines
2.9 KiB
108 lines
2.9 KiB
<?php declare(strict_types = 0);
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/*
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** Zabbix
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** Copyright (C) 2001-2023 Zabbix SIA
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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 General Public License as published by
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** the Free Software Foundation; either version 2 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 General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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class CLink extends CTag {
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private $csrf_token = '';
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private $confirm_message = '';
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private $url;
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public function __construct($item = null, $url = null) {
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parent::__construct('a', true);
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if ($item !== null) {
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$this->addItem($item);
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}
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$this->url = $url;
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}
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/**
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* Adds CSRF token into the URL.
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* POST method will be used for '_csrf_token' argument.
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*
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* @param string $csrf_token already generated CSRF token string.
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*
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* @return $this
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*/
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public function addCsrfToken(string $csrf_token) {
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$this->csrf_token = $csrf_token;
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return $this;
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}
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/*
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* Add a confirmation message
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*/
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public function addConfirmation($value) {
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$this->confirm_message = $value;
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return $this;
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}
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/**
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* Set URL target. If target is "_blank", add "rel" tag and tag values "noopener" and "noreferrer". The "noreferrer"
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* depends if it is set to true in defines.inc.php.
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*
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* @param string $value URL target value.
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*
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* @return CLink
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*/
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public function setTarget(?string $value = null): self {
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$this->setAttribute('target', $value);
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if ($value === '_blank') {
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$this->setAttribute('rel', 'noopener'.(ZBX_NOREFERER ? ' noreferrer' : ''));
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}
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return $this;
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}
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public function toString($destroy = true) {
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$url = $this->url;
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if ($url === null) {
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$this->setAttribute('role', 'button');
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}
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if ($this->csrf_token != '') {
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if (array_key_exists(ZBX_SESSION_NAME, $_COOKIE)) {
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$url .= (strpos($url, '&') !== false || strpos($url, '?') !== false) ? '&' : '?';
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$url .= CCsrfTokenHelper::CSRF_TOKEN_NAME.'='.$this->csrf_token;
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}
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$confirm_script = ($this->confirm_message !== '')
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? 'Confirm('.json_encode($this->confirm_message).') && '
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: '';
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$this->onClick("javascript: return ".$confirm_script."redirect('".$url."', 'post', '".
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CCsrfTokenHelper::CSRF_TOKEN_NAME."', true)"
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);
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$this->setAttribute('href', 'javascript:void(0)');
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}
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else {
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$this->setAttribute('href', ($url == null) ? 'javascript:void(0)' : $url);
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if ($this->confirm_message !== '') {
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$this->onClick('javascript: return Confirm('.json_encode($this->confirm_message).');');
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}
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}
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return parent::toString($destroy);
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}
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}
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