Zabbix

<?php

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

/**

 * Convert PHP variable to string version of JavaScript style

 *

 * @deprecated  Use json_encode() instead.

 *

 * @param mixed $value

 * @param bool  $as_object return string containing javascript object

 * @param bool  $addQuotes whether quotes should be added at the beginning and at the end of string

 *

 * @return string

 */

function zbx_jsvalue($value, $as_object = false, $addQuotes = true) {

    if (!is_array($value)) {

        if (is_object($value)) {

            return unpack_object($value);

        }

        elseif (is_string($value)) {

            $escaped = str_replace("\r", '', $value); // removing caret returns

            $escaped = str_replace("\\", "\\\\", $escaped); // escaping slashes: \ => \\

            $escaped = str_replace('"', '\"', $escaped); // escaping quotes: " => \"

            $escaped = str_replace("\n", '\n', $escaped); // changing LF to '\n' string

            $escaped = str_replace('\'', '\\\'', $escaped); // escaping single quotes: ' => \'

            $escaped = str_replace('/', '\/', $escaped); // escaping forward slash: / => \/

            if ($addQuotes) {

                $escaped = "'".$escaped."'";

            }

            return $escaped;

        }

        elseif (is_null($value)) {

            return 'null';

        }

        elseif (is_bool($value)) {

            return ($value) ? 'true' : 'false';

        }

        else {

            return strval($value);

        }

    }

    elseif (count($value) == 0) {

        return $as_object ? '{}' : '[]';

    }

​

    $is_object = $as_object;

​

    foreach ($value as $key => &$v) {

        if (is_string($key)) {

            $is_object = true;

        }

        $escaped_key = $is_object ? '"'.zbx_jsvalue($key, false, false).'":' : '';

        $v = $escaped_key.zbx_jsvalue($v, $as_object, $addQuotes);

    }

    unset($v);

​

    return $is_object ? '{'.implode(',', $value).'}' : '['.implode(',', $value).']';

}

​

function insert_js($script, $jQueryDocumentReady = false) {

    echo get_js($script, $jQueryDocumentReady);

}

​

function get_js($script, $jQueryDocumentReady = false) {

    return $jQueryDocumentReady

        ? '<script type="text/javascript">'."\n".'jQuery(document).ready(function() { '.$script.' });'."\n".'</script>'

        : '<script type="text/javascript">'."\n".$script."\n".'</script>';

}

​

// add JavaScript for calling after page loading

function zbx_add_post_js($script) {

    global $ZBX_PAGE_POST_JS;

​

    if ($ZBX_PAGE_POST_JS === null) {

        $ZBX_PAGE_POST_JS = [];

    }

​

    if (!in_array($script, $ZBX_PAGE_POST_JS)) {