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android/app/src/main/java/com/owncloud/android/utils/DisplayUtils.java

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/*
* Nextcloud - Android Client
*
* SPDX-FileCopyrightText: 2024 Alper Ozturk <alper_ozturk@proton.me>
* SPDX-FileCopyrightText: 2023 ZetaTom
* SPDX-FileCopyrightText: 2022 Álvaro Brey <alvaro@alvarobrey.com>
* SPDX-FileCopyrightText: 2021 TSI-mc
* SPDX-FileCopyrightText: 2020 Infomaniak Network SA
* SPDX-FileCopyrightText: 2020 Joris Bodin <joris.bodin@infomaniak.com>
* SPDX-FileCopyrightText: 2020 Kilian Périsset <kilian.perisset@infomaniak.com>
* SPDX-FileCopyrightText: 2020 Chris Narkiewicz <hello@ezaquarii.com>
* SPDX-FileCopyrightText: 2018-2020 Tobias Kaminsky <tobias@kaminsky.me>
* SPDX-FileCopyrightText: 2017 Harikrishnan Rajan <rhari991@gmail.com>
* SPDX-FileCopyrightText: 2017 Alejandro Morales <aleister09@gmail.com>
* SPDX-FileCopyrightText: 2016 Andy Scherzinger <info@andy-scherzinger.de>
* SPDX-FileCopyrightText: 2016 ownCloud Inc.
* SPDX-FileCopyrightText: 2015 David A. Velasco <dvelasco@solidgear.es>
* SPDX-FileCopyrightText: 2012 Lennart Rosam <lennart@familie-rosam.de>
* SPDX-FileCopyrightText: 2011 Bartosz Przybylski <bart.p.pl@gmail.com>
* SPDX-License-Identifier: GPL-2.0-only AND AGPL-3.0-or-later
*/
package com.owncloud.android.utils;
import android.accounts.AccountManager;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.graphics.Point;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.LayerDrawable;
import android.net.Uri;
import android.os.AsyncTask;
import android.text.Spannable;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.text.format.DateUtils;
import android.text.style.StyleSpan;
import android.util.DisplayMetrics;
import android.view.View;
import android.view.WindowManager;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.Toast;
import com.bumptech.glide.GenericRequestBuilder;
import com.bumptech.glide.Glide;
import com.bumptech.glide.load.engine.DiskCacheStrategy;
import com.bumptech.glide.load.model.StreamEncoder;
import com.bumptech.glide.load.resource.file.FileToStreamDecoder;
import com.bumptech.glide.request.target.SimpleTarget;
import com.bumptech.glide.request.target.Target;
import com.caverock.androidsvg.SVG;
import com.elyeproj.loaderviewlibrary.LoaderImageView;
import com.google.android.material.snackbar.Snackbar;
import com.nextcloud.client.account.CurrentAccountProvider;
import com.nextcloud.client.account.User;
import com.nextcloud.client.network.ClientFactory;
import com.nextcloud.client.preferences.AppPreferences;
import com.owncloud.android.MainApp;
import com.owncloud.android.R;
import com.owncloud.android.datamodel.ArbitraryDataProvider;
import com.owncloud.android.datamodel.ArbitraryDataProviderImpl;
import com.owncloud.android.datamodel.FileDataStorageManager;
import com.owncloud.android.datamodel.OCFile;
import com.owncloud.android.datamodel.SyncedFolderProvider;
import com.owncloud.android.datamodel.ThumbnailsCacheManager;
import com.owncloud.android.lib.common.OwnCloudAccount;
import com.owncloud.android.lib.common.utils.Log_OC;
import com.owncloud.android.ui.TextDrawable;
import com.owncloud.android.ui.activity.FileDisplayActivity;
import com.owncloud.android.ui.dialog.SortingOrderDialogFragment;
import com.owncloud.android.ui.events.SearchEvent;
import com.owncloud.android.ui.fragment.OCFileListFragment;
import com.owncloud.android.utils.glide.CustomGlideUriLoader;
import com.owncloud.android.utils.svg.SvgDecoder;
import com.owncloud.android.utils.svg.SvgDrawableTranscoder;
import com.owncloud.android.utils.theme.ViewThemeUtils;
import org.greenrobot.eventbus.EventBus;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.math.BigDecimal;
import java.net.IDN;
import java.nio.charset.Charset;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.TimeZone;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
import androidx.appcompat.widget.AppCompatDrawableManager;
import androidx.core.content.res.ResourcesCompat;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import static com.owncloud.android.ui.dialog.SortingOrderDialogFragment.SORTING_ORDER_FRAGMENT;
import static com.owncloud.android.utils.FileSortOrder.sort_a_to_z_id;
import static com.owncloud.android.utils.FileSortOrder.sort_big_to_small_id;
import static com.owncloud.android.utils.FileSortOrder.sort_new_to_old_id;
import static com.owncloud.android.utils.FileSortOrder.sort_old_to_new_id;
import static com.owncloud.android.utils.FileSortOrder.sort_small_to_big_id;
import static com.owncloud.android.utils.FileSortOrder.sort_z_to_a_id;
/**
* A helper class for UI/display related operations.
*/
public final class DisplayUtils {
private static final String TAG = DisplayUtils.class.getSimpleName();
private static final String[] sizeSuffixes = {"B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"};
private static final int[] sizeScales = {0, 0, 1, 1, 1, 2, 2, 2, 2};
private static final String MIME_TYPE_UNKNOWN = "Unknown type";
private static final String HTTP_PROTOCOL = "http://";
private static final String HTTPS_PROTOCOL = "https://";
private static final String TWITTER_HANDLE_PREFIX = "@";
private static final int MIMETYPE_PARTS_COUNT = 2;
private static final int BYTE_SIZE_DIVIDER = 1024;
private static final double BYTE_SIZE_DIVIDER_DOUBLE = 1024.0;
private static final int DATE_TIME_PARTS_SIZE = 2;
public static final String MONTH_YEAR_PATTERN = "MMMM yyyy";
public static final String MONTH_PATTERN = "MMMM";
public static final String YEAR_PATTERN = "yyyy";
public static final int SVG_SIZE = 512;
private static Map<String, String> mimeType2HumanReadable;
static {
mimeType2HumanReadable = new HashMap<>();
// images
mimeType2HumanReadable.put("image/jpeg", "JPEG image");
mimeType2HumanReadable.put("image/jpg", "JPEG image");
mimeType2HumanReadable.put("image/png", "PNG image");
mimeType2HumanReadable.put("image/bmp", "Bitmap image");
mimeType2HumanReadable.put("image/gif", "GIF image");
mimeType2HumanReadable.put("image/svg+xml", "JPEG image");
mimeType2HumanReadable.put("image/tiff", "TIFF image");
// music
mimeType2HumanReadable.put("audio/mpeg", "MP3 music file");
mimeType2HumanReadable.put("application/ogg", "OGG music file");
}
private DisplayUtils() {
// utility class -> private constructor
}
/**
* Converts the file size in bytes to human readable output.
* <ul>
* <li>appends a size suffix, e.g. B, KB, MB etc.</li>
* <li>rounds the size based on the suffix to 0,1 or 2 decimals</li>
* </ul>
*
* @param bytes Input file size
* @return something readable like "12 MB", {@link com.owncloud.android.R.string#common_pending} for negative
* byte values
*/
public static String bytesToHumanReadable(long bytes) {
if (bytes < 0) {
return MainApp.string(R.string.common_pending);
} else {
double result = bytes;
int suffixIndex = 0;
while (result > BYTE_SIZE_DIVIDER && suffixIndex < sizeSuffixes.length) {
result /= BYTE_SIZE_DIVIDER_DOUBLE;
suffixIndex++;
}
return new BigDecimal(String.valueOf(result)).setScale(
sizeScales[suffixIndex], BigDecimal.ROUND_HALF_UP) + " " + sizeSuffixes[suffixIndex];
}
}
/**
* Converts MIME types like "image/jpg" to more end user friendly output
* like "JPG image".
*
* @param mimetype MIME type to convert
* @return A human friendly version of the MIME type, {@link #MIME_TYPE_UNKNOWN} if it can't be converted
*/
public static String convertMIMEtoPrettyPrint(String mimetype) {
final String humanReadableMime = mimeType2HumanReadable.get(mimetype);
if (humanReadableMime != null) {
return humanReadableMime;
}
if (mimetype.split("/").length >= MIMETYPE_PARTS_COUNT) {
return mimetype.split("/")[1].toUpperCase(Locale.getDefault()) + " file";
}
return MIME_TYPE_UNKNOWN;
}
/**
* Converts Unix time to human readable format
*
* @param milliseconds that have passed since 01/01/1970
* @return The human readable time for the users locale
*/
public static String unixTimeToHumanReadable(long milliseconds) {
Date date = new Date(milliseconds);
DateFormat df = DateFormat.getDateTimeInstance();
return df.format(date);
}
/**
* beautifies a given URL by removing any http/https protocol prefix.
*
* @param url to be beautified url
* @return beautified url
*/
public static String beautifyURL(@Nullable String url) {
if (TextUtils.isEmpty(url)) {
return "";
}
if (url.length() >= 7 && HTTP_PROTOCOL.equalsIgnoreCase(url.substring(0, 7))) {
return url.substring(HTTP_PROTOCOL.length()).trim();
}
if (url.length() >= 8 && HTTPS_PROTOCOL.equalsIgnoreCase(url.substring(0, 8))) {
return url.substring(HTTPS_PROTOCOL.length()).trim();
}
return url.trim();
}
/**
* beautifies a given twitter handle by prefixing it with an @ in case it is missing.
*
* @param handle to be beautified twitter handle
* @return beautified twitter handle
*/
public static String beautifyTwitterHandle(@Nullable String handle) {
if (handle != null) {
String trimmedHandle = handle.trim();
if (TextUtils.isEmpty(trimmedHandle)) {
return "";
}
if (trimmedHandle.startsWith(TWITTER_HANDLE_PREFIX)) {
return trimmedHandle;
} else {
return TWITTER_HANDLE_PREFIX + trimmedHandle;
}
} else {
return "";
}
}
/**
* Converts an internationalized domain name (IDN) in an URL to and from ASCII/Unicode.
*
* @param url the URL where the domain name should be converted
* @param toASCII if true converts from Unicode to ASCII, if false converts from ASCII to Unicode
* @return the URL containing the converted domain name
*/
public static String convertIdn(String url, boolean toASCII) {
String urlNoDots = url;
String dots = "";
while (urlNoDots.length() > 0 && urlNoDots.charAt(0) == '.') {
urlNoDots = url.substring(1);
dots = dots + ".";
}
// Find host name after '//' or '@'
int hostStart = 0;
if (urlNoDots.contains("//")) {
hostStart = url.indexOf("//") + "//".length();
} else if (url.contains("@")) {
hostStart = url.indexOf('@') + "@".length();
}
int hostEnd = url.substring(hostStart).indexOf('/');
// Handle URL which doesn't have a path (path is implicitly '/')
hostEnd = hostEnd == -1 ? urlNoDots.length() : hostStart + hostEnd;
String host = urlNoDots.substring(hostStart, hostEnd);
host = toASCII ? IDN.toASCII(host) : IDN.toUnicode(host);
return dots + urlNoDots.substring(0, hostStart) + host + urlNoDots.substring(hostEnd);
}
/**
* Creates the display string for a user.
*
* @return the display string for the given account data
*/
public static String getAccountNameDisplayText(User user) {
final OwnCloudAccount ocs = user.toOwnCloudAccount();
final String accountName = user.getAccountName();
return ocs.getDisplayName()
+ "@"
+ convertIdn(accountName.substring(accountName.lastIndexOf('@') + 1), false);
}
/**
* calculates the relative time string based on the given modification timestamp.
*
* @param context the app's context
* @param modificationTimestamp the UNIX timestamp of the file modification time in milliseconds.
* @return a relative time string
*/
public static CharSequence getRelativeTimestamp(Context context, long modificationTimestamp) {
return getRelativeDateTimeString(context, modificationTimestamp, DateUtils.SECOND_IN_MILLIS,
DateUtils.WEEK_IN_MILLIS, 0);
}
public static CharSequence getRelativeTimestamp(Context context, long modificationTimestamp, boolean showFuture) {
return getRelativeDateTimeString(context,
modificationTimestamp,
DateUtils.SECOND_IN_MILLIS,
DateUtils.WEEK_IN_MILLIS,
0,
showFuture);
}
public static CharSequence getRelativeDateTimeString(Context c, long time, long minResolution,
long transitionResolution, int flags) {
return getRelativeDateTimeString(c, time, minResolution, transitionResolution, flags, false);
}
public static CharSequence getRelativeDateTimeString(Context c,
long time,
long minResolution,
long transitionResolution,
int flags,
boolean showFuture) {
CharSequence dateString = "";
// in Future
if (!showFuture && time > System.currentTimeMillis()) {
return DisplayUtils.unixTimeToHumanReadable(time);
}
// < 60 seconds -> seconds ago
long diff = System.currentTimeMillis() - time;
if (diff > 0 && diff < 60 * 1000 && minResolution == DateUtils.SECOND_IN_MILLIS) {
return c.getString(R.string.file_list_seconds_ago);
} else {
dateString = DateUtils.getRelativeDateTimeString(c, time, minResolution, transitionResolution, flags);
}
String[] parts = dateString.toString().split(",");
if (parts.length == DATE_TIME_PARTS_SIZE) {
if (parts[1].contains(":") && !parts[0].contains(":")) {
return parts[0];
} else if (parts[0].contains(":") && !parts[1].contains(":")) {
return parts[1];
}
}
// dateString contains unexpected format. fallback: use relative date time string from android api as is.
return dateString.toString();
}
/**
* Update the passed path removing the last "/" if it is not the root folder.
*
* @param path the path to be trimmed
*/
public static String getPathWithoutLastSlash(String path) {
// Remove last slash from path
if (path.length() > 1 && path.charAt(path.length() - 1) == OCFile.PATH_SEPARATOR.charAt(0)) {
return path.substring(0, path.length() - 1);
}
return path;
}
/**
* Gets the screen size in pixels.
*
* @param caller Activity calling; needed to get access to the {@link android.view.WindowManager}
* @return Size in pixels of the screen, or default {@link Point} if caller is null
*/
public static Point getScreenSize(Activity caller) {
Point size = new Point();
if (caller != null) {
caller.getWindowManager().getDefaultDisplay().getSize(size);
}
return size;
}
/**
* styling of given spanText within a given text.
*
* @param text the non styled complete text
* @param spanText the to be styled text
* @param style the style to be applied
*/
public static SpannableStringBuilder createTextWithSpan(String text, String spanText, StyleSpan style) {
if (text == null) {
return null;
}
SpannableStringBuilder sb = new SpannableStringBuilder(text);
if (spanText == null) {
return sb;
}
int start = text.lastIndexOf(spanText);
if (start < 0) {
return sb;
}
int end = start + spanText.length();
sb.setSpan(style, start, end, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
return sb;
}
public interface AvatarGenerationListener {
void avatarGenerated(Drawable avatarDrawable, Object callContext);
boolean shouldCallGeneratedCallback(String tag, Object callContext);
}
/**
* fetches and sets the avatar of the given account in the passed callContext
*
* @param user the account to be used to connect to server
* @param avatarRadius the avatar radius
* @param resources reference for density information
* @param callContext which context is called to set the generated avatar
*/
public static void setAvatar(@NonNull User user, AvatarGenerationListener listener,
float avatarRadius, Resources resources, Object callContext, Context context) {
AccountManager accountManager = AccountManager.get(context);
String userId = accountManager.getUserData(user.toPlatformAccount(),
com.owncloud.android.lib.common.accounts.AccountUtils.Constants.KEY_USER_ID);
setAvatar(user, userId, listener, avatarRadius, resources, callContext, context);
}
/**
* fetches and sets the avatar of the given account in the passed callContext
*
* @param user the account to be used to connect to server
* @param userId the userId which avatar should be set
* @param avatarRadius the avatar radius
* @param resources reference for density information
* @param callContext which context is called to set the generated avatar
*/
public static void setAvatar(@NonNull User user, @NonNull String userId, AvatarGenerationListener listener,
float avatarRadius, Resources resources, Object callContext, Context context) {
setAvatar(user, userId, userId, listener, avatarRadius, resources, callContext, context);
}
/**
* fetches and sets the avatar of the given account in the passed callContext
*
* @param user the account to be used to connect to server
* @param userId the userId which avatar should be set
* @param displayName displayName used to generate avatar with first char, only used as fallback
* @param avatarRadius the avatar radius
* @param resources reference for density information
* @param callContext which context is called to set the generated avatar
*/
public static void setAvatar(@NonNull User user,
@NonNull String userId,
String displayName,
AvatarGenerationListener listener,
float avatarRadius,
Resources resources,
Object callContext,
Context context) {
if (callContext instanceof View) {
((View) callContext).setContentDescription(String.valueOf(user.toPlatformAccount().hashCode()));
}
ArbitraryDataProvider arbitraryDataProvider = new ArbitraryDataProviderImpl(context);
final String accountName = user.getAccountName();
String serverName = accountName.substring(accountName.lastIndexOf('@') + 1);
String eTag = arbitraryDataProvider.getValue(userId + "@" + serverName, ThumbnailsCacheManager.AVATAR);
String avatarKey = "a_" + userId + "_" + serverName + "_" + eTag;
// first show old one
Drawable avatar = BitmapUtils.bitmapToCircularBitmapDrawable(resources,
ThumbnailsCacheManager.getBitmapFromDiskCache(avatarKey));
// if no one exists, show colored icon with initial char
if (avatar == null) {
try {
avatar = TextDrawable.createAvatarByUserId(displayName, avatarRadius);
} catch (Exception e) {
Log_OC.e(TAG, "Error calculating RGB value for active account icon.", e);
avatar = ResourcesCompat.getDrawable(resources,
R.drawable.account_circle_white,
null);
}
}
listener.avatarGenerated(avatar, callContext);
// check for new avatar, eTag is compared, so only new one is downloaded
final ThumbnailsCacheManager.AvatarGenerationTask task =
new ThumbnailsCacheManager.AvatarGenerationTask(listener,
callContext,
user,
resources,
avatarRadius,
userId,
displayName,
serverName,
context);
task.execute(userId);
}
public static void downloadIcon(CurrentAccountProvider currentAccountProvider,
ClientFactory clientFactory,
Context context,
String iconUrl,
SimpleTarget imageView,
int placeholder) {
try {
if (Uri.parse(iconUrl).getEncodedPath().endsWith(".svg")) {
downloadSVGIcon(currentAccountProvider, clientFactory, context, iconUrl, imageView, placeholder);
} else {
downloadPNGIcon(context, iconUrl, imageView, placeholder);
}
} catch (Exception e) {
Log_OC.d(TAG, "not setting image as activity is destroyed");
}
}
private static void downloadPNGIcon(Context context, String iconUrl, SimpleTarget imageView, int placeholder) {
Glide
.with(context)
.load(iconUrl)
.centerCrop()
.placeholder(placeholder)
.error(placeholder)
.crossFade()
.into(imageView);
}
private static void downloadSVGIcon(CurrentAccountProvider currentAccountProvider,
ClientFactory clientFactory,
Context context,
String iconUrl,
SimpleTarget imageView,
int placeholder) {
GenericRequestBuilder<Uri, InputStream, SVG, Drawable> requestBuilder = Glide.with(context)
.using(new CustomGlideUriLoader(currentAccountProvider.getUser(), clientFactory), InputStream.class)
.from(Uri.class)
.as(SVG.class)
.transcode(new SvgDrawableTranscoder(context), Drawable.class)
.sourceEncoder(new StreamEncoder())
.cacheDecoder(new FileToStreamDecoder<>(new SvgDecoder()))
.decoder(new SvgDecoder())
.placeholder(placeholder)
.error(placeholder)
.animate(android.R.anim.fade_in);
Uri uri = Uri.parse(iconUrl);
requestBuilder
.diskCacheStrategy(DiskCacheStrategy.SOURCE)
.load(uri)
.into(imageView);
}
public static Bitmap downloadImageSynchronous(Context context, String imageUrl) {
try {
return Glide.with(context)
.load(imageUrl)
.asBitmap()
.diskCacheStrategy(DiskCacheStrategy.NONE)
.skipMemoryCache(true)
.into(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
.get();
} catch (Exception e) {
Log_OC.e(TAG, "Could not download image " + imageUrl);
return null;
}
}
private static void switchToSearchFragment(Activity activity, SearchEvent event) {
if (activity instanceof FileDisplayActivity) {
EventBus.getDefault().post(event);
} else {
Intent recentlyAddedIntent = new Intent(activity.getBaseContext(), FileDisplayActivity.class);
recentlyAddedIntent.putExtra(OCFileListFragment.SEARCH_EVENT, event);
recentlyAddedIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
activity.startActivity(recentlyAddedIntent);
}
}
/**
* Get String data from a InputStream
*
* @param inputStream The File InputStream
*/
public static String getData(InputStream inputStream) {
BufferedReader buffreader = new BufferedReader(new InputStreamReader(inputStream, Charset.defaultCharset()));
String line;
StringBuilder text = new StringBuilder();
try {
while ((line = buffreader.readLine()) != null) {
text.append(line);
text.append('\n');
}
} catch (IOException e) {
Log_OC.e(TAG, e.getMessage());
}
return text.toString();
}
/**
* Show a temporary message in a {@link Snackbar} bound to the content view.
*
* @param activity The {@link Activity} to which's content view the {@link Snackbar} is bound.
* @param messageResource The resource id of the string resource to use. Can be formatted text.
* @return The created {@link Snackbar}
*/
public static Snackbar showSnackMessage(Activity activity, @StringRes int messageResource) {
return showSnackMessage(activity.findViewById(android.R.id.content), messageResource);
}
/**
* Show a temporary message in a {@link Snackbar} bound to the content view.
*
* @param activity The {@link Activity} to which's content view the {@link Snackbar} is bound.
* @param message Message to show.
* @return The created {@link Snackbar}
*/
public static Snackbar showSnackMessage(Activity activity, String message) {
final Snackbar snackbar = Snackbar.make(activity.findViewById(android.R.id.content), message, Snackbar.LENGTH_LONG);
var fab = findFABView(activity);
if (fab != null && fab.getVisibility() == View.VISIBLE) {
snackbar.setAnchorView(fab);
}
snackbar.show();
return snackbar;
}
private static View findFABView(Activity activity) {
return activity.findViewById(R.id.fab_main);
}
private static View findFABView(View view) {
return view.findViewById(R.id.fab_main);
}
/**
* Show a temporary message in a {@link Snackbar} bound to the given view.
*
* @param view The view the {@link Snackbar} is bound to.
* @param messageResource The resource id of the string resource to use. Can be formatted text.
* @return The created {@link Snackbar}
*/
public static Snackbar showSnackMessage(View view, @StringRes int messageResource) {
final Snackbar snackbar = Snackbar.make(view, messageResource, Snackbar.LENGTH_LONG);
var fab = findFABView(view.getRootView());
if (fab != null && fab.getVisibility() == View.VISIBLE) {
snackbar.setAnchorView(fab);
}
snackbar.show();
return snackbar;
}
/**
* Show a temporary message in a {@link Snackbar} bound to the given view.
*
* @param view The view the {@link Snackbar} is bound to.
* @param message The message.
* @return The created {@link Snackbar}
*/
public static Snackbar showSnackMessage(View view, String message) {
final Snackbar snackbar = Snackbar.make(view, message, Snackbar.LENGTH_LONG);
snackbar.show();
return snackbar;
}
/**
* create a temporary message in a {@link Snackbar} bound to the given view.
*
* @param view The view the {@link Snackbar} is bound to.
* @param messageResource The resource id of the string resource to use. Can be formatted text.
* @return The created {@link Snackbar}
*/
public static Snackbar createSnackbar(View view, @StringRes int messageResource, int length) {
return Snackbar.make(view, messageResource, length);
}
/**
* Show a temporary message in a {@link Snackbar} bound to the content view.
*
* @param activity The {@link Activity} to which's content view the {@link Snackbar} is bound.
* @param messageResource The resource id of the string resource to use. Can be formatted text.
* @param formatArgs The format arguments that will be used for substitution.
* @return The created {@link Snackbar}
*/
public static Snackbar showSnackMessage(Activity activity, @StringRes int messageResource, Object... formatArgs) {
return showSnackMessage(activity, activity.findViewById(android.R.id.content), messageResource, formatArgs);
}
/**
* Show a temporary message in a {@link Snackbar} bound to the content view.
*
* @param context to load resources.
* @param view The content view the {@link Snackbar} is bound to.
* @param messageResource The resource id of the string resource to use. Can be formatted text.
* @param formatArgs The format arguments that will be used for substitution.
* @return The created {@link Snackbar}
*/
public static Snackbar showSnackMessage(Context context, View view, @StringRes int messageResource, Object... formatArgs) {
final Snackbar snackbar = Snackbar.make(
view,
String.format(context.getString(messageResource, formatArgs)),
Snackbar.LENGTH_LONG);
snackbar
.show();
return snackbar;
}
// Solution inspired by https://stackoverflow.com/questions/34936590/why-isnt-my-vector-drawable-scaling-as-expected
// Copied from https://raw.githubusercontent.com/nextcloud/talk-android/8ec8606bc61878e87e3ac8ad32c8b72d4680013c/app/src/main/java/com/nextcloud/talk/utils/DisplayUtils.java
// under GPL3
public static void useCompatVectorIfNeeded() {
try {
@SuppressLint("RestrictedApi") AppCompatDrawableManager drawableManager = AppCompatDrawableManager.get();
Class<?> inflateDelegateClass = Class.forName("android.support.v7.widget.AppCompatDrawableManager$InflateDelegate");
Class<?> vdcInflateDelegateClass = Class.forName("android.support.v7.widget.AppCompatDrawableManager$VdcInflateDelegate");
Constructor<?> constructor = vdcInflateDelegateClass.getDeclaredConstructor();
constructor.setAccessible(true);
Object vdcInflateDelegate = constructor.newInstance();
Class<?> args[] = {String.class, inflateDelegateClass};
Method addDelegate = AppCompatDrawableManager.class.getDeclaredMethod("addDelegate", args);
addDelegate.setAccessible(true);
addDelegate.invoke(drawableManager, "vector", vdcInflateDelegate);
} catch (Exception e) {
Log_OC.e(TAG, "Failed to use reflection to enable proper vector scaling");
}
}
public static int convertDpToPixel(float dp, Context context) {
Resources resources = context.getResources();
DisplayMetrics metrics = resources.getDisplayMetrics();
return (int) (dp * ((float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT));
}
public static float convertPixelToDp(int px, Context context) {
Resources resources = context.getResources();
DisplayMetrics metrics = resources.getDisplayMetrics();
return px * (DisplayMetrics.DENSITY_DEFAULT / (float) metrics.densityDpi);
}
static public void showServerOutdatedSnackbar(Activity activity, int length) {
Snackbar.make(activity.findViewById(android.R.id.content),
R.string.outdated_server, length)
.setAction(R.string.dismiss, v -> {
})
.show();
}
static public void startLinkIntent(Activity activity, @StringRes int link) {
startLinkIntent(activity, activity.getString(link));
}
static public void startLinkIntent(Activity activity, String url) {
if (!TextUtils.isEmpty(url)) {
startLinkIntent(activity, Uri.parse(url));
}
}
static public void startLinkIntent(Activity activity, Uri uri) {
Intent intent = new Intent(Intent.ACTION_VIEW, uri);
DisplayUtils.startIntentIfAppAvailable(intent, activity, R.string.no_browser_available);
}
static public void startIntentIfAppAvailable(Intent intent, Activity activity, @StringRes int error) {
if (intent.resolveActivity(activity.getPackageManager()) != null) {
activity.startActivity(intent);
} else {
DisplayUtils.showSnackMessage(activity, error);
}
}
static public void showErrorAndFinishActivity(Activity activity, String errorMessage) {
Toast.makeText(activity, errorMessage, Toast.LENGTH_LONG).show();
activity.finish();
}
static public void openSortingOrderDialogFragment(FragmentManager supportFragmentManager, FileSortOrder sortOrder) {
FragmentTransaction fragmentTransaction = supportFragmentManager.beginTransaction();
fragmentTransaction.addToBackStack(null);
SortingOrderDialogFragment.newInstance(sortOrder).show(fragmentTransaction, SORTING_ORDER_FRAGMENT);
}
public static @StringRes int getSortOrderStringId(FileSortOrder sortOrder) {
switch (sortOrder.name) {
case sort_z_to_a_id:
return R.string.menu_item_sort_by_name_z_a;
case sort_new_to_old_id:
return R.string.menu_item_sort_by_date_newest_first;
case sort_old_to_new_id:
return R.string.menu_item_sort_by_date_oldest_first;
case sort_big_to_small_id:
return R.string.menu_item_sort_by_size_biggest_first;
case sort_small_to_big_id:
return R.string.menu_item_sort_by_size_smallest_first;
case sort_a_to_z_id:
default:
return R.string.menu_item_sort_by_name_a_z;
}
}
public static String getDateByPattern(long timestamp, String pattern) {
return getDateByPattern(timestamp, null, pattern);
}
public static String getDateByPattern(long timestamp, @Nullable Context context, String pattern) {
DateFormat df;
if (context == null) {
context = MainApp.getAppContext();
}
df = new SimpleDateFormat(pattern, context.getResources().getConfiguration().locale);
df.setTimeZone(TimeZone.getTimeZone(TimeZone.getDefault().getID()));
return df.format(timestamp);
}
public static void setThumbnail(OCFile file,
ImageView thumbnailView,
User user,
FileDataStorageManager storageManager,
List<ThumbnailsCacheManager.ThumbnailGenerationTask> asyncTasks,
boolean gridView,
Context context,
LoaderImageView shimmerThumbnail,
AppPreferences preferences,
ViewThemeUtils viewThemeUtils,
SyncedFolderProvider syncedFolderProvider) {
if (file.isFolder()) {
stopShimmer(shimmerThumbnail, thumbnailView);
boolean isAutoUploadFolder = SyncedFolderProvider.isAutoUploadFolder(syncedFolderProvider, file, user);
boolean isDarkModeActive = preferences.isDarkModeEnabled();
Integer overlayIconId = file.getFileOverlayIconId(isAutoUploadFolder);
LayerDrawable fileIcon = MimeTypeUtil.getFileIcon(isDarkModeActive, overlayIconId, context, viewThemeUtils);
thumbnailView.setImageDrawable(fileIcon);
} else {
if (file.getRemoteId() != null && file.isPreviewAvailable()) {
// Thumbnail in cache?
Bitmap thumbnail = ThumbnailsCacheManager.getBitmapFromDiskCache(
ThumbnailsCacheManager.PREFIX_THUMBNAIL + file.getRemoteId());
if (thumbnail != null && !file.isUpdateThumbnailNeeded()) {
stopShimmer(shimmerThumbnail, thumbnailView);
if (MimeTypeUtil.isVideo(file)) {
Bitmap withOverlay = ThumbnailsCacheManager.addVideoOverlay(thumbnail, context);
thumbnailView.setImageBitmap(withOverlay);
} else {
if (gridView) {
BitmapUtils.setRoundedBitmapForGridMode(thumbnail, thumbnailView);
} else {
BitmapUtils.setRoundedBitmap(thumbnail, thumbnailView);
}
}
} else {
generateNewThumbnail(file, thumbnailView, user, storageManager, asyncTasks, gridView, context, shimmerThumbnail, preferences, viewThemeUtils);
}
if ("image/png".equalsIgnoreCase(file.getMimeType())) {
thumbnailView.setBackgroundColor(context.getResources().getColor(R.color.bg_default));
}
} else {
if (file.getRemoteId() != null) {
generateNewThumbnail(file, thumbnailView, user, storageManager, asyncTasks, gridView, context, shimmerThumbnail, preferences, viewThemeUtils);
} else {
stopShimmer(shimmerThumbnail, thumbnailView);
thumbnailView.setImageDrawable(MimeTypeUtil.getFileTypeIcon(file.getMimeType(),
file.getFileName(),
context,
viewThemeUtils));
}
}
}
}
private static void generateNewThumbnail(OCFile file,
ImageView thumbnailView,
User user,
FileDataStorageManager storageManager,
List<ThumbnailsCacheManager.ThumbnailGenerationTask> asyncTasks,
boolean gridView,
Context context,
LoaderImageView shimmerThumbnail,
AppPreferences preferences,
ViewThemeUtils viewThemeUtils) {
if (!ThumbnailsCacheManager.cancelPotentialThumbnailWork(file, thumbnailView)) {
return;
}
Bitmap thumbnail = ThumbnailsCacheManager.getBitmapFromDiskCache(
ThumbnailsCacheManager.PREFIX_THUMBNAIL + file.getRemoteId());
for (ThumbnailsCacheManager.ThumbnailGenerationTask task : asyncTasks) {
if (file.getRemoteId() != null && task.getImageKey() != null &&
file.getRemoteId().equals(task.getImageKey())) {
return;
}
}
try {
final ThumbnailsCacheManager.ThumbnailGenerationTask task =
new ThumbnailsCacheManager.ThumbnailGenerationTask(thumbnailView,
storageManager,
user,
asyncTasks,
gridView,
file.getRemoteId());
if (thumbnail == null) {
Drawable drawable = MimeTypeUtil.getFileTypeIcon(file.getMimeType(),
file.getFileName(),
context,
viewThemeUtils);
if (drawable == null) {
drawable = ResourcesCompat.getDrawable(context.getResources(),
R.drawable.file_image,
null);
}
if (drawable == null) {
drawable = new ColorDrawable(Color.GRAY);
}
int px = ThumbnailsCacheManager.getThumbnailDimension();
thumbnail = BitmapUtils.drawableToBitmap(drawable, px, px);
}
final ThumbnailsCacheManager.AsyncThumbnailDrawable asyncDrawable =
new ThumbnailsCacheManager.AsyncThumbnailDrawable(context.getResources(),
thumbnail, task);
if (shimmerThumbnail != null && shimmerThumbnail.getVisibility() == View.GONE) {
if (gridView) {
configShimmerGridImageSize(shimmerThumbnail, preferences.getGridColumns());
}
startShimmer(shimmerThumbnail, thumbnailView);
}
task.setListener(new ThumbnailsCacheManager.ThumbnailGenerationTask.Listener() {
@Override
public void onSuccess() {
stopShimmer(shimmerThumbnail, thumbnailView);
}
@Override
public void onError() {
stopShimmer(shimmerThumbnail, thumbnailView);
}
});
thumbnailView.setImageDrawable(asyncDrawable);
asyncTasks.add(task);
task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR,
new ThumbnailsCacheManager.ThumbnailGenerationTaskObject(file,
file.getRemoteId()));
} catch (IllegalArgumentException e) {
Log_OC.d(TAG, "ThumbnailGenerationTask : " + e.getMessage());
}
}
public static void startShimmer(LoaderImageView thumbnailShimmer, ImageView thumbnailView) {
thumbnailShimmer.setImageResource(R.drawable.background);
thumbnailShimmer.resetLoader();
thumbnailView.setVisibility(View.GONE);
thumbnailShimmer.setVisibility(View.VISIBLE);
}
public static void stopShimmer(@Nullable LoaderImageView thumbnailShimmer, ImageView thumbnailView) {
if (thumbnailShimmer != null) {
thumbnailShimmer.setVisibility(View.GONE);
}
thumbnailView.setVisibility(View.VISIBLE);
}
private static void configShimmerGridImageSize(LoaderImageView thumbnailShimmer, float gridColumns) {
try {
FrameLayout.LayoutParams targetLayoutParams = (FrameLayout.LayoutParams) thumbnailShimmer.getLayoutParams();
final Point screenSize = getScreenSize(thumbnailShimmer.getContext());
final int marginLeftAndRight = targetLayoutParams.leftMargin + targetLayoutParams.rightMargin;
final int size = Math.round(screenSize.x / gridColumns - marginLeftAndRight);
FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(size, size);
params.setMargins(targetLayoutParams.leftMargin,
targetLayoutParams.topMargin,
targetLayoutParams.rightMargin,
targetLayoutParams.bottomMargin);
thumbnailShimmer.setLayoutParams(params);
} catch (Exception exception) {
Log_OC.e("ConfigShimmer", exception.getMessage());
}
}
private static Point getScreenSize(Context context) throws Exception {
final WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
if (windowManager != null) {
final Point displaySize = new Point();
windowManager.getDefaultDisplay().getSize(displaySize);
return displaySize;
} else {
throw new Exception("WindowManager not found");
}
}
}
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