<?php
/*
 * Copyright (C) Ascensio System SIA, 2009-2026
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation, together with the
 * additional terms provided in the LICENSE file.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
 * details, see the GNU AGPL at: https://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA by email at info@onlyoffice.com
 * or by postal mail at 20A-6 Ernesta Birznieka-Upisha Street, Riga,
 * LV-1050, Latvia, European Union.
 *
 * The interactive user interfaces in modified versions of the Program
 * are required to display Appropriate Legal Notices in accordance with
 * Section 5 of the GNU AGPL version 3.
 *
 * No trademark rights are granted under this License.
 *
 * All non-code elements of the Product, including illustrations,
 * icon sets, and technical writing content, are licensed under the
 * Creative Commons Attribution-ShareAlike 4.0 International License:
 * https://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 * This license applies only to such non-code elements and does not
 * modify or replace the licensing terms applicable to the Program's
 * source code, which remains licensed under the GNU Affero General
 * Public License v3.
 *
 * SPDX-License-Identifier: AGPL-3.0-only
 */

namespace OCA\Onlyoffice\Controller;

use OCA\Onlyoffice\AppConfig;
use OCA\Onlyoffice\DocumentService;
use OCA\Onlyoffice\FileVersions;
use OCA\Onlyoffice\TemplateManager;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Http\TemplateResponse;
use OCP\AppFramework\Services\IInitialState;
use OCP\IL10N;
use OCP\IRequest;
use OCP\IURLGenerator;
use OCP\Preview\IMimeIconProvider;

/**
 * Settings controller for the administration page
 */
class SettingsController extends Controller {

    public function __construct(
        $appName,
        IRequest $request,
        private readonly IURLGenerator $urlGenerator,
        private readonly IL10N $trans,
        private readonly AppConfig $appConfig,
        private readonly IMimeIconProvider $mimeIconProvider,
        private readonly DocumentService $documentService,
        private readonly IInitialState $initialState
    ) {
        parent::__construct($appName, $request);
    }

    /**
     * Print config section
     */
    public function index(): TemplateResponse {
        $data = [
            "documentserver" => $this->appConfig->getDocumentServerUrl(true),
            "documentserverInternal" => $this->appConfig->getDocumentServerInternalUrl(true),
            "storageUrl" => $this->appConfig->getStorageUrl(),
            "verifyPeerOff" => $this->appConfig->getVerifyPeerOff(),
            "secret" => $this->appConfig->getDocumentServerSecret(true),
            "jwtHeader" => $this->appConfig->jwtHeader(true),
            "demo" => $this->appConfig->getDemoData(),
            "currentServer" => $this->urlGenerator->getAbsoluteURL("/"),
            "formats" => $this->appConfig->formatsSetting(),
            "restrictExternalStorage" => $this->appConfig->getRestrictExternalStorage(),
            "sameTab" => $this->appConfig->getSameTab(),
            "enableSharing" => $this->appConfig->getEnableSharing(),
            "preview" => $this->appConfig->getPreview(),
            "advanced" => $this->appConfig->getAdvanced(),
            "cronChecker" => $this->appConfig->getCronChecker(),
            "emailNotifications" => $this->appConfig->getEmailNotifications(),
            "versionHistory" => $this->appConfig->getVersionHistory(),
            "protection" => $this->appConfig->getProtection(),
            "limitGroups" => $this->appConfig->getLimitGroups(),
            "chat" => $this->appConfig->getCustomizationChat(),
            "compactHeader" => $this->appConfig->getCustomizationCompactHeader(),
            "feedback" => $this->appConfig->getCustomizationFeedback(),
            "forcesave" => $this->appConfig->getCustomizationForcesave(),
            "liveViewOnShare" => $this->appConfig->getLiveViewOnShare(),
            "help" => $this->appConfig->getCustomizationHelp(),
            "successful" => $this->appConfig->settingsAreSuccessful(),
            "settingsError" => $this->appConfig->getSettingsError(),
            "watermark" => $this->appConfig->getWatermarkSettings(),
            "plugins" => $this->appConfig->getCustomizationPlugins(),
            "macros" => $this->appConfig->getCustomizationMacros(),
            "tagsEnabled" => \OCP\Server::get(\OCP\App\IAppManager::class)->isEnabledForUser("systemtags"),
            "reviewDisplay" => $this->appConfig->getCustomizationReviewDisplay(),
            "theme" => $this->appConfig->getCustomizationTheme(true),
            "templates" => $this->getGlobalTemplates(),
            "unknownAuthor" => $this->appConfig->getUnknownAuthor()
        ];
        $this->initialState->provideInitialState('admin-settings', $data);
        return new TemplateResponse($this->appName, "settings", $data, "blank");
    }

    /**
     * Save address settings
     *
     * @param string $documentserver - document service address
     * @param string $documentserverInternal - document service address available from Nextcloud
     * @param string $storageUrl - Nextcloud address available from document server
     * @param bool $verifyPeerOff - parameter verification setting
     * @param string $secret - secret key for signature
     * @param string $jwtHeader - jwt header
     * @param bool $demo - use demo server
     */
    public function saveAddress(
        $documentserver,
        $documentserverInternal,
        $storageUrl,
        $verifyPeerOff,
        $secret,
        $jwtHeader,
        $demo
    ): DataResponse {
        $error = null;
        if (!$this->appConfig->selectDemo($demo === true)) {
            $error = $this->trans->t("The 30-day test period is over, you can no longer connect to demo ONLYOFFICE Docs server.");
        }
        if ($demo !== true) {
            $this->appConfig->setDocumentServerUrl($documentserver);
            $this->appConfig->setVerifyPeerOff($verifyPeerOff);
            $this->appConfig->setDocumentServerInternalUrl($documentserverInternal);
            $this->appConfig->setDocumentServerSecret($secret);
            $this->appConfig->setJwtHeader($jwtHeader);
        }
        $this->appConfig->setStorageUrl($storageUrl);

        $version = null;
        if (empty($error)) {
            $documentserver = $this->appConfig->getDocumentServerUrl();
            if (!empty($documentserver)) {
                [$error, $version] = $this->documentService->checkDocServiceUrl();
                $this->appConfig->setSettingsError($error);
            }
        }

        return new DataResponse([
            "documentserver" => $this->appConfig->getDocumentServerUrl(true),
            "verifyPeerOff" => $this->appConfig->getVerifyPeerOff(),
            "documentserverInternal" => $this->appConfig->getDocumentServerInternalUrl(true),
            "storageUrl" => $this->appConfig->getStorageUrl(),
            "secret" => $this->appConfig->getDocumentServerSecret(true),
            "jwtHeader" => $this->appConfig->jwtHeader(true),
            "error" => $error,
            "version" => $version,
        ]);
    }

    /**
     * Save common settings
     *
     * @param array $defFormats - formats array with default action
     * @param array $editFormats - editable formats array
     * @param bool $restrictExternalStorage - restrict access from external storage
     * @param bool $sameTab - open in the same tab
     * @param bool $enableSharing - enable sharingsameTab
     * @param bool $preview - generate preview files
     * @param bool $advanced - use advanced tab
     * @param bool $cronChecker - disable cron checker
     * @param bool $emailNotifications - notifications via e-mail
     * @param bool $versionHistory - keep version history
     * @param array $limitGroups - list of groups
     * @param bool $chat - display chat
     * @param bool $compactHeader - display compact header
     * @param bool $feedback - display feedback
     * @param bool $forcesave - forcesave
     * @param bool $liveViewOnShare - live view on share
     * @param bool $help - display help
     * @param string $reviewDisplay - review viewing mode
     * @param string $unknownAuthor - display unknown author
     */
    public function saveCommon(
        array $defFormats,
        array $editFormats,
        bool $restrictExternalStorage,
        bool $sameTab,
        bool $enableSharing,
        bool $preview,
        bool $advanced,
        bool $cronChecker,
        bool $emailNotifications,
        bool $versionHistory,
        bool $chat,
        bool $compactHeader,
        bool $feedback,
        bool $forcesave,
        bool $liveViewOnShare,
        bool $help,
        string $reviewDisplay,
        string $theme,
        string $unknownAuthor,
        array $limitGroups = []
    ): DataResponse {

        $this->appConfig->setDefaultFormats($defFormats);
        $this->appConfig->setEditableFormats($editFormats);
        $this->appConfig->setEnableSharing($enableSharing);
        $this->appConfig->setRestrictExternalStorage($restrictExternalStorage);
        $this->appConfig->setSameTab($sameTab);
        $this->appConfig->setPreview($preview);
        $this->appConfig->setAdvanced($advanced);
        $this->appConfig->setCronChecker($cronChecker);
        $this->appConfig->setEmailNotifications($emailNotifications);
        $this->appConfig->setVersionHistory($versionHistory);
        $this->appConfig->setLimitGroups($limitGroups);
        $this->appConfig->setCustomizationChat($chat);
        $this->appConfig->setCustomizationCompactHeader($compactHeader);
        $this->appConfig->setCustomizationFeedback($feedback);
        $this->appConfig->setCustomizationForcesave($forcesave);
        $this->appConfig->setLiveViewOnShare($liveViewOnShare);
        $this->appConfig->setCustomizationHelp($help);
        $this->appConfig->setCustomizationReviewDisplay($reviewDisplay);
        $this->appConfig->setCustomizationTheme($theme);
        $this->appConfig->setUnknownAuthor($unknownAuthor);

        return new DataResponse();
    }

    /**
     * Save security settings
     *
     * @param array $watermarks - watermark settings
     * @param bool $plugins - enable plugins
     * @param bool $macros - run document macros
     * @param string $protection - protection
     */
    public function saveSecurity(
        array $watermarks,
        bool $plugins,
        bool $macros,
        string $protection
    ): DataResponse {

        if ($watermarks["enabled"]) {
            $watermarks["text"] = trim((string) $watermarks["text"]);
            if (empty($watermarks["text"])) {
                $watermarks["text"] = $this->trans->t("DO NOT SHARE THIS") . " {userId} {date}";
            }
        }

        $this->appConfig->setWatermarkSettings($watermarks);
        $this->appConfig->setCustomizationPlugins($plugins);
        $this->appConfig->setCustomizationMacros($macros);
        $this->appConfig->setProtection($protection);

        return new DataResponse();
    }

    /**
     * Clear all version history
     *
     * @return DataResponse
     */
    public function clearHistory(): DataResponse {

        FileVersions::clearHistory();

        return new DataResponse();
    }

    /**
     * Get global templates
     */
    private function getGlobalTemplates(): array {
        $templates = [];
        $templatesList = TemplateManager::getGlobalTemplates();

        foreach ($templatesList as $templatesItem) {
            $template = [
                "id" => $templatesItem->getId(),
                "name" => $templatesItem->getName(),
                "type" => TemplateManager::getTypeTemplate($templatesItem->getMimeType()),
                "icon" => $this->mimeIconProvider->getMimeIconUrl($templatesItem->getMimeType())
            ];
            $templates[] = $template;
        }

        return $templates;
    }
}