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/>.

**/

​

​

/**

 * Add color style and blinking to an object like CSpan or CDiv depending on trigger status.

 * Settings and colors are kept in 'config' database table.

 *

 * @param mixed $object             object like CSpan, CDiv, etc.

 * @param int $triggerValue         TRIGGER_VALUE_FALSE or TRIGGER_VALUE_TRUE

 * @param int $triggerLastChange

 * @param bool $isAcknowledged

 */

function addTriggerValueStyle($object, $triggerValue, $triggerLastChange, $isAcknowledged) {

    $color_class = null;

    $blinks = null;

​

    // Color class for text and blinking depends on trigger value and whether event is acknowledged.

    if ($triggerValue == TRIGGER_VALUE_TRUE && !$isAcknowledged) {

        $color_class = ZBX_STYLE_PROBLEM_UNACK_FG;

        $blinks = CSettingsHelper::get(CSettingsHelper::PROBLEM_UNACK_STYLE);

    }

    elseif ($triggerValue == TRIGGER_VALUE_TRUE && $isAcknowledged) {

        $color_class = ZBX_STYLE_PROBLEM_ACK_FG;

        $blinks = CSettingsHelper::get(CSettingsHelper::PROBLEM_ACK_STYLE);

    }

    elseif ($triggerValue == TRIGGER_VALUE_FALSE && !$isAcknowledged) {

        $color_class = ZBX_STYLE_OK_UNACK_FG;

        $blinks = CSettingsHelper::get(CSettingsHelper::OK_UNACK_STYLE);

    }

    elseif ($triggerValue == TRIGGER_VALUE_FALSE && $isAcknowledged) {

        $color_class = ZBX_STYLE_OK_ACK_FG;

        $blinks = CSettingsHelper::get(CSettingsHelper::OK_ACK_STYLE);

    }

​

    if ($color_class != null && $blinks != null) {

        $object->addClass($color_class);

​

        // blinking

        $timeSinceLastChange = time() - $triggerLastChange;

        $blink_period = timeUnitToSeconds(CSettingsHelper::get(CSettingsHelper::BLINK_PERIOD));

​

        if ($blinks && $timeSinceLastChange < $blink_period) {

            $object->addClass('js-blink'); // elements with this class will blink

            $object->setAttribute('data-time-to-blink', $blink_period - $timeSinceLastChange);

        }

    }

    else {

        $object->addClass(ZBX_STYLE_GREY);

    }

}

​

function trigger_value2str($value = null) {

    $triggerValues = [

        TRIGGER_VALUE_FALSE => _('OK'),

        TRIGGER_VALUE_TRUE => _('PROBLEM')

    ];

​

    if ($value === null) {

        return $triggerValues;

    }

    elseif (isset($triggerValues[$value])) {

        return $triggerValues[$value];

    }

​

    return _('Unknown');

}

​

function get_trigger_by_triggerid($triggerid) {

    $db_trigger = DBfetch(DBselect('SELECT t.* FROM triggers t WHERE t.triggerid='.zbx_dbstr($triggerid)));

    if (!empty($db_trigger)) {

        return $db_trigger;

    }

    error(_s('No trigger with trigger ID "%1$s".', $triggerid));

​

    return false;

}

​

function get_triggers_by_hostid($hostid) {