android/app/src/main/java/com/owncloud/android/ui/activity/TextEditorWebView.kt

81 lines
2.7 KiB
Kotlin

/*
* Nextcloud - Android Client
*
* SPDX-FileCopyrightText: 2019 Tobias Kaminsky <tobias@kaminsky.me>
* SPDX-FileCopyrightText: 2019 Nextcloud GmbH
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
package com.owncloud.android.ui.activity
import android.annotation.SuppressLint
import android.net.Uri
import android.widget.Toast
import androidx.webkit.WebSettingsCompat
import androidx.webkit.WebViewFeature
import com.nextcloud.android.common.ui.util.PlatformThemeUtil
import com.nextcloud.client.appinfo.AppInfo
import com.nextcloud.client.device.DeviceInfo
import com.nextcloud.utils.EditorUtils
import com.owncloud.android.R
import com.owncloud.android.ui.asynctasks.TextEditorLoadUrlTask
import com.owncloud.android.utils.theme.ThemeUtils
import javax.inject.Inject
class TextEditorWebView : EditorWebView() {
@Inject
lateinit var appInfo: AppInfo
@Inject
lateinit var deviceInfo: DeviceInfo
@Inject
lateinit var themeUtils: ThemeUtils
@Inject
lateinit var editorUtils: EditorUtils
@SuppressLint("AddJavascriptInterface") // suppress warning as webview is only used > Lollipop
override fun postOnCreate() {
super.postOnCreate()
if (!user.isPresent) {
Toast.makeText(this, getString(R.string.failed_to_start_editor), Toast.LENGTH_LONG).show()
finish()
}
val editor = editorUtils.getEditor(user.get(), file.mimeType)
if (editor != null && editor.id == "onlyoffice") {
webView.settings.userAgentString = generateOnlyOfficeUserAgent()
}
webView.addJavascriptInterface(MobileInterface(), "DirectEditingMobileInterface")
if (WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK_STRATEGY)) {
WebSettingsCompat.setForceDarkStrategy(
webView.settings,
WebSettingsCompat.DARK_STRATEGY_WEB_THEME_DARKENING_ONLY
)
}
if (WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK) && PlatformThemeUtil.isDarkMode(this)) {
WebSettingsCompat.setForceDark(webView.settings, WebSettingsCompat.FORCE_DARK_ON)
}
webView.setDownloadListener { url, _, _, _, _ -> downloadFile(Uri.parse(url)) }
loadUrl(intent.getStringExtra(EXTRA_URL))
}
override fun loadUrl(url: String?) {
if (url.isNullOrEmpty()) {
TextEditorLoadUrlTask(this, user.get(), file, editorUtils).execute()
}
}
private fun generateOnlyOfficeUserAgent(): String {
val userAgent = applicationContext.resources.getString(R.string.only_office_user_agent)
return String.format(userAgent, deviceInfo.androidVersion, appInfo.getAppVersion(this))
}
}