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[EDIT] FILE: ManageViewModel.php

<?php

/** ******************************************
 * LiteSpeed Web Server Cache Manager
 *
 * @author    Michael Alegre
 * @copyright 2018-2025 LiteSpeed Technologies, Inc.
 * ******************************************* */

namespace Lsc\Wp\View\Model;

use Lsc\Wp\Context\Context;
use Lsc\Wp\Util;
use Lsc\Wp\WPInstallStorage;
use Lsc\Wp\WPInstall;
use Lsc\Wp\PluginVersion;
use Lsc\Wp\Logger;
use Lsc\Wp\LSCMException;

class ManageViewModel
{

/**
     * @var string
     */
    const FLD_ICON_DIR      = 'iconDir';

/**
     * @var string
     */
    const FLD_SCAN_BTN_NAME = 'scanBtnName';

/**
     * @var string
     */
    const FLD_BTN_STATE     = 'btnState';

/**
     * @var string
     */
    const FLD_ACTIVE_VER    = 'activeVer';

/**
     * @var string
     */
    const FLD_SHOW_LIST     = 'showList';

/**
     * @var string
     */
    const FLD_LIST_DATA     = 'listData';

/**
     * @var string
     */
    const FLD_COUNT_DATA    = 'countData';

/**
     * @var string
     */
    const FLD_INFO_MSGS     = 'infoMsgs';

/**
     * @var string
     */
    const FLD_SUCC_MSGS     = 'succMsgs';

/**
     * @var string
     */
    const FLD_ERR_MSGS      = 'errMsgs';

/**
     * @var string
     */
    const FLD_WARN_MSGS     = 'warnMsgs';

/**
     * @var string
     */
    const COUNT_DATA_INSTALLS  = 'installs';

/**
     * @var string
     */
    const COUNT_DATA_ENABLED   = 'enabled';

/**
     * @var string
     */
    const COUNT_DATA_DISABLED  = 'disabled';

/**
     * @var string
     */
    const COUNT_DATA_WARN      = 'warn';

/**
     * @var string
     */
    const COUNT_DATA_ERROR     = 'err';

/**
     * @var string
     */
    const COUNT_DATA_FLAGGED   = 'flagged';

/**
     * @var string
     */
    const COUNT_DATA_UNFLAGGED = 'unflagged';

/**
     * @var WPInstallStorage
     */
    protected $wpInstallStorage;

/**
     * @var array
     */
    protected $tplData = [];

/**
     * @var string
     */
    protected $iconDir = '';

/**
 * @since 1.13.3
 * @var string[][]
 */
 protected $statusInfo = [
 'disabled' => [
 'sort' => 'disabled',
 'state' => '',
 'btn_content' => '',
 'btn_title' => 'Click to enable LSCache',
 'onclick' => 'onclick="javascript:lscwpEnableSingle(this);"',
 'btn_attributes' => 'data-uk-tooltip',
 'btn_state' => ''
 ],
 'enabled' => [
 'sort' => 'enabled',
 'state' => '',
 'btn_content' => '',
 'btn_title' => 'Click to disable LSCache',
 'onclick' =>
 'onclick="javascript:lscwpDisableSingle(this);"',
 'btn_attributes' => 'data-uk-tooltip',
 'btn_state' => ''
 ],
 'adv_cache' => [
 'sort' => 'warning',
 'state' => '',
 'btn_content' => '',
 'btn_title' => 'Click to disable LSCache',
 'onclick' =>
 'onclick="javascript:lscwpDisableSingle(this);"',
 'btn_attributes' => 'data-uk-tooltip',
 'btn_state' => ''
 ],
 'disabled_no_active_ver' => [
 'sort' => 'disabled',
 'state' => '',
 'btn_content' => ''
 . '',
 'btn_title' => '',
 'onclick' => '',
 'btn_attributes' => '',
 'btn_state' => 'disabled',
 ],
 'error' => [
 'sort' => 'error',
 /**
 * 'state' added individually later.
 */
 'btn_title' => '',
 'btn_content' => '',
 'onclick' => '',
 'btn_attributes' => '',
 'btn_state' => 'disabled'
 ]
 ];

/**
 * @since 1.13.3
 * @var string[][]
 */
 protected $flagInfo = [
 'unflagged' => [
 'sort' => 'unflagged',
 'icon' => ''
 . '',
 'btn_title' => 'Click to set flag',
 'onclick' => 'onclick="javascript:lscwpFlagSingle(this);"',
 'btn_attributes' => 'data-uk-tooltip'
 ],
 'flagged' => [
 'sort' => 'flagged',
 'icon' => ''
 . '',
 'btn_title' => 'Click to unset flag',
 'onclick' => 'onclick="javascript:lscwpUnflagSingle(this);"',
 'btn_attributes' => 'data-uk-tooltip'
 ],
 ];

/**
     *
     * @param WPInstallStorage $wpInstallStorage
     *
     * @throws LSCMException  Thrown indirectly by $this->init() call.
     */
    public function __construct( WPInstallStorage $wpInstallStorage )
    {
        $this->wpInstallStorage = $wpInstallStorage;

$this->init();
    }

/**
     *
     * @throws LSCMException  thrown indirectly by $this->setIconDir() call.
     * @throws LSCMException  thrown indirectly by $this->setActiveVerData()
     *     call.
     * @throws LSCMException  thrown indirectly by $this->setMsgData() call.
     */
    protected function init()
    {
        $this->setIconDir();
        $this->setBtnDataAndListVisibility();
        $this->setActiveVerData();
        $this->setListAndCountData();
        $this->setMsgData();
    }

/**
     *
     * @param string $field
     *
     * @return null|mixed
     */
    public function getTplData( $field )
    {
        if ( !isset($this->tplData[$field]) ) {
            return null;
        }

return $this->tplData[$field];
    }

/**
     *
     * @throws LSCMException  Thrown indirectly by Logger::debug() call.
     */
    protected function setIconDir()
    {
        $iconDir = '';

try
        {
            $iconDir = Context::getOption()->getIconDir();
        }
        catch ( LSCMException $e )
        {
            Logger::debug("{$e->getMessage()}. Could not get icon directory.");
        }

$this->tplData[self::FLD_ICON_DIR] = $iconDir;
    }

/**
     *
     * @throws LSCMException  Thrown indirectly by Logger::uiInfo() call.
     */
    protected function setBtnDataAndListVisibility()
    {
        $scanBtnName = 'Re-scan';
        $btnState    = 'disabled';

if ( ($errStatus = $this->wpInstallStorage->getError()) !== 0 ) {
            $this->tplData[self::FLD_SHOW_LIST] = false;

if ( $errStatus == WPInstallStorage::ERR_NOT_EXIST ) {
                $scanBtnName = 'Scan';
                $msg         = 'Start by clicking Scan. This will discover all '
                    . 'active WordPress installations and add them to a list '
                    . 'below.';
            }
            elseif ( $errStatus == WPInstallStorage::ERR_VERSION_LOW ) {
                $scanBtnName = 'Scan';
                $msg         = 'To further improve Cache Management features '
                    . 'in this version, current installations must be '
                    . 're-discovered. Please perform a Scan now.';
            }
            else {
                $msg = 'Scan data could not be read. Please perform a Re-scan.';
            }

Logger::uiInfo($msg);
        }
        else {
            $this->tplData[self::FLD_SHOW_LIST] = true;

if ( $this->wpInstallStorage->getCount() > 0 ) {
                $btnState = '';
            }
        }

$this->tplData[self::FLD_SCAN_BTN_NAME] = $scanBtnName;
        $this->tplData[self::FLD_BTN_STATE]     = $btnState;
    }

protected function setListAndCountData()
    {
        $listData = [];

$countData = [
            self::COUNT_DATA_INSTALLS  => 0,
            self::COUNT_DATA_ENABLED   => 0,
            self::COUNT_DATA_DISABLED  => 0,
            self::COUNT_DATA_WARN      => 0,
            self::COUNT_DATA_ERROR     => 0,
            self::COUNT_DATA_FLAGGED   => 0,
            self::COUNT_DATA_UNFLAGGED => 0
        ];

$wpInstalls = $this->wpInstallStorage->getAllWPInstalls();

if ( $wpInstalls !== null ) {
            $countData[self::COUNT_DATA_INSTALLS] = count($wpInstalls);

foreach ( $wpInstalls as $wpInstall ) {
                $listData[$wpInstall->getPath()] = [
                    'statusData' =>
                        $this->getStatusDisplayData($wpInstall, $countData),
                    'flagData'   =>
                        $this->getFlagDisplayData($wpInstall, $countData),
                    'siteUrl'    => Util::tryIdnToUtf8(
                        (string)$wpInstall->getData(WPInstall::FLD_SITEURL)
                    )
                ];

}
        }

$this->tplData[self::FLD_LIST_DATA]  = $listData;
        $this->tplData[self::FLD_COUNT_DATA] = $countData;
    }

/**
     *
     * @param WPInstall $wpInstall
     * @param int[]     $countData
     *
     * @return string[]
     */
    protected function getStatusDisplayData(
        WPInstall $wpInstall,
        array     &$countData
    )
    {
        $wpStatus = $wpInstall->getStatus();

if ( $wpInstall->hasFatalError($wpStatus) ) {
            $countData[self::COUNT_DATA_ERROR]++;

$fatalErrStateInfo =
                Util::getFatalErrorStateMessageAndLink($wpStatus);

$currStatusData = $this->statusInfo['error'];
 $currStatusData['state'] = '<a '
 . "href=\"{$fatalErrStateInfo['link']}\" "
 . 'target="_blank" rel="noopener" data-uk-tooltip '
 . "title =\"{$fatalErrStateInfo['stateMsg']}\" "
 . 'class="status-error"></a>';
 }
 elseif ( ($wpStatus & WPInstall::ST_PLUGIN_INACTIVE ) ) {
 $countData[self::COUNT_DATA_DISABLED]++;

if ( !$this->getTplData(self::FLD_ACTIVE_VER) ) {
                $currStatusData = $this->statusInfo['disabled_no_active_ver'];
            }
            else {
                $currStatusData = $this->statusInfo['disabled'];
            }
        }
        elseif ( !($wpStatus & WPInstall::ST_LSC_ADVCACHE_DEFINED) ) {
            $countData[self::COUNT_DATA_WARN]++;
            $currStatusData = $this->statusInfo['adv_cache'];
        }
        else {
            $countData[self::COUNT_DATA_ENABLED]++;
            $currStatusData = $this->statusInfo['enabled'];
        }

return $currStatusData;
    }

/**
     *
     * @param WPInstall $wpInstall
     * @param int[]     $countData
     *
     * @return string[]
     */
    protected function getFlagDisplayData(
        WPInstall $wpInstall,
        array     &$countData
    )
    {
        if ( ($wpInstall->getStatus() & WPInstall::ST_FLAGGED ) ) {
            $countData[self::COUNT_DATA_FLAGGED]++;
            $currFlagData = $this->flagInfo['flagged'];
        }
        else {
            $countData[self::COUNT_DATA_UNFLAGGED]++;
            $currFlagData = $this->flagInfo['unflagged'];
        }

return $currFlagData;
    }

/**
     *
     * @throws LSCMException  Thrown indirectly by Logger::debug() call.
     * @throws LSCMException  Thrown indirectly by Logger::uiWarning() call.
     */
    protected function setActiveVerData()
    {
        try
        {
            $currVer = PluginVersion::getCurrentVersion();
        }
        catch ( LSCMException $e )
        {
            Logger::debug(
                "{$e->getMessage()} Could not get active LSCWP version."
            );

Logger::uiWarning(
 'Active LiteSpeed Cache Plugin version is not set. Enable '
 . 'operations cannot be performed. Please go to '
 . '<a href="?do=lscwpVersionManager" '
 . 'title="Go to Version Manager">Version Manager</a> to '
 . 'select a version.'
 );

$currVer = false;
        }

$this->tplData[self::FLD_ACTIVE_VER] = $currVer;
    }

/**
     *
     * @throws LSCMException  Thrown indirectly by Logger::getUiMsgs() call.
     * @throws LSCMException  Thrown indirectly by Logger::getUiMsgs() call.
     * @throws LSCMException  Thrown indirectly by Logger::getUiMsgs() call.
     * @throws LSCMException  Thrown indirectly by Logger::getUiMsgs() call.
     */
    protected function setMsgData()
    {
        $this->tplData[self::FLD_INFO_MSGS] =
            Logger::getUiMsgs(Logger::UI_INFO);

$this->tplData[self::FLD_WARN_MSGS] =
            Logger::getUiMsgs(Logger::UI_WARN);

$msgs = $this->wpInstallStorage->getAllCmdMsgs();

$this->tplData[self::FLD_SUCC_MSGS] = array_merge(
            $msgs['succ'],
            Logger::getUiMsgs(Logger::UI_SUCC)
        );

$this->tplData[self::FLD_ERR_MSGS] = array_merge(
            $msgs['fail'],
            $msgs['err'],
            Logger::getUiMsgs(Logger::UI_ERR)
        );
    }

/**
     *
     * @return string
     *
     * @throws LSCMException  Thrown indirectly by Context::getOption() call.
     */
    public function getTpl()
    {
        return Context::getOption()->getSharedTplDir() . '/Manage.tpl';
    }

}

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