package eu.siacs.conversations.services; import android.content.Context; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.PorterDuff; import android.graphics.PorterDuffXfermode; import android.graphics.Rect; import android.graphics.Typeface; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.support.annotation.ColorInt; import android.support.annotation.Nullable; import android.support.v4.content.res.ResourcesCompat; import android.text.TextUtils; import android.util.DisplayMetrics; import android.util.Log; import android.util.LruCache; import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Locale; import java.util.Set; import eu.siacs.conversations.Config; import eu.siacs.conversations.R; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.Bookmark; import eu.siacs.conversations.entities.Contact; import eu.siacs.conversations.entities.Conversation; import eu.siacs.conversations.entities.Conversational; import eu.siacs.conversations.entities.ListItem; import eu.siacs.conversations.entities.Message; import eu.siacs.conversations.entities.MucOptions; import eu.siacs.conversations.entities.RawBlockable; import eu.siacs.conversations.entities.Room; import eu.siacs.conversations.utils.UIHelper; import eu.siacs.conversations.xmpp.OnAdvancedStreamFeaturesLoaded; import eu.siacs.conversations.xmpp.XmppConnection; import eu.siacs.conversations.xmpp.Jid; public class AvatarService implements OnAdvancedStreamFeaturesLoaded { private static final int FG_COLOR = 0xFFFAFAFA; private static final int TRANSPARENT = 0x00000000; private static final int PLACEHOLDER_COLOR = 0xFF202020; public static final int SYSTEM_UI_AVATAR_SIZE = 48; private static final String PREFIX_CONTACT = "contact"; private static final String PREFIX_CONVERSATION = "conversation"; private static final String PREFIX_ACCOUNT = "account"; private static final String PREFIX_GENERIC = "generic"; private static final String CHANNEL_SYMBOL = "#"; final private ArrayList sizes = new ArrayList<>(); final private HashMap> conversationDependentKeys = new HashMap<>(); protected XmppConnectionService mXmppConnectionService = null; AvatarService(XmppConnectionService service) { this.mXmppConnectionService = service; } public static int getSystemUiAvatarSize(final Context context) { return (int) (SYSTEM_UI_AVATAR_SIZE * context.getResources().getDisplayMetrics().density); } public Bitmap get(final Avatarable avatarable, final int size, final boolean cachedOnly) { if (avatarable instanceof Account) { return get((Account) avatarable,size,cachedOnly); } else if (avatarable instanceof Conversation) { return get((Conversation) avatarable, size, cachedOnly); } else if (avatarable instanceof Message) { return get((Message) avatarable, size, cachedOnly); } else if (avatarable instanceof ListItem) { return get((ListItem) avatarable, size, cachedOnly); } else if (avatarable instanceof MucOptions.User) { return get((MucOptions.User) avatarable, size, cachedOnly); } else if (avatarable instanceof Room) { return get((Room) avatarable, size, cachedOnly); } throw new AssertionError("AvatarService does not know how to generate avatar from "+avatarable.getClass().getName()); } private Bitmap get(final Room result, final int size, boolean cacheOnly) { final Jid room = result.getRoom(); Conversation conversation = room != null ? mXmppConnectionService.findFirstMuc(room) : null; if (conversation != null) { return get(conversation,size,cacheOnly); } return get(CHANNEL_SYMBOL, room != null ? room.asBareJid().toEscapedString() : result.getName(), size, cacheOnly); } private Bitmap get(final Contact contact, final int size, boolean cachedOnly) { if (contact.isSelf()) { return get(contact.getAccount(), size, cachedOnly); } final String KEY = key(contact, size); Bitmap avatar = this.mXmppConnectionService.getBitmapCache().get(KEY); if (avatar != null || cachedOnly) { return avatar; } if (contact.getAvatarFilename() != null && QuickConversationsService.isQuicksy()) { avatar = mXmppConnectionService.getFileBackend().getAvatar(contact.getAvatarFilename(), size); } if (avatar == null && contact.getProfilePhoto() != null) { avatar = mXmppConnectionService.getFileBackend().cropCenterSquare(Uri.parse(contact.getProfilePhoto()), size); } if (avatar == null && contact.getAvatarFilename() != null) { avatar = mXmppConnectionService.getFileBackend().getAvatar(contact.getAvatarFilename(), size); } if (avatar == null) { avatar = get(contact.getDisplayName(), contact.getJid().asBareJid().toString(), size, false); } this.mXmppConnectionService.getBitmapCache().put(KEY, avatar); return avatar; } public Bitmap getRoundedShortcut(final Contact contact) { return getRoundedShortcut(contact, false); } public Bitmap getRoundedShortcutWithIcon(final Contact contact) { return getRoundedShortcut(contact, true); } private Bitmap getRoundedShortcut(final Contact contact, boolean withIcon) { DisplayMetrics metrics = mXmppConnectionService.getResources().getDisplayMetrics(); int size = Math.round(metrics.density * 48); Bitmap bitmap = get(contact, size); Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); final Paint paint = new Paint(); drawAvatar(bitmap, canvas, paint); if (withIcon) { drawIcon(canvas, paint); } return output; } private void drawAvatar(Bitmap bitmap, Canvas canvas, Paint paint) { final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()); paint.setAntiAlias(true); canvas.drawARGB(0, 0, 0, 0); canvas.drawCircle(bitmap.getWidth() / 2, bitmap.getHeight() / 2, bitmap.getWidth() / 2, paint); paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); canvas.drawBitmap(bitmap, rect, rect, paint); } private void drawIcon(Canvas canvas, Paint paint) { final Resources resources = mXmppConnectionService.getResources(); final Bitmap icon = getRoundLauncherIcon(resources); if (icon == null) { return; } paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER)); int iconSize = Math.round(canvas.getHeight() / 2.6f); int left = canvas.getWidth() - iconSize; int top = canvas.getHeight() - iconSize; final Rect rect = new Rect(left, top, left + iconSize, top + iconSize); canvas.drawBitmap(icon, null, rect, paint); } private static Bitmap getRoundLauncherIcon(Resources resources) { final Drawable drawable = ResourcesCompat.getDrawable(resources, R.mipmap.new_launcher_round,null); if (drawable == null) { return null; } if (drawable instanceof BitmapDrawable) { return ((BitmapDrawable)drawable).getBitmap(); } Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bitmap); drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight()); drawable.draw(canvas); return bitmap; } public Bitmap get(final MucOptions.User user, final int size, boolean cachedOnly) { Contact c = user.getContact(); if (c != null && (c.getProfilePhoto() != null || c.getAvatarFilename() != null || user.getAvatar() == null)) { return get(c, size, cachedOnly); } else { return getImpl(user, size, cachedOnly); } } private Bitmap getImpl(final MucOptions.User user, final int size, boolean cachedOnly) { final String KEY = key(user, size); Bitmap avatar = this.mXmppConnectionService.getBitmapCache().get(KEY); if (avatar != null || cachedOnly) { return avatar; } if (user.getAvatar() != null) { avatar = mXmppConnectionService.getFileBackend().getAvatar(user.getAvatar(), size); } if (avatar == null) { Contact contact = user.getContact(); if (contact != null) { avatar = get(contact, size, false); } else { String seed = user.getRealJid() != null ? user.getRealJid().asBareJid().toString() : null; avatar = get(user.getName(), seed, size, false); } } this.mXmppConnectionService.getBitmapCache().put(KEY, avatar); return avatar; } public void clear(Contact contact) { synchronized (this.sizes) { for (Integer size : sizes) { this.mXmppConnectionService.getBitmapCache().remove( key(contact, size)); } } for (Conversation conversation : mXmppConnectionService.findAllConferencesWith(contact)) { MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.getJid().asBareJid()); if (user != null) { clear(user); } clear(conversation); } } private String key(Contact contact, int size) { synchronized (this.sizes) { if (!this.sizes.contains(size)) { this.sizes.add(size); } } return PREFIX_CONTACT + '\0' + contact.getAccount().getJid().asBareJid() + '\0' + emptyOnNull(contact.getJid()) + '\0' + size; } private String key(MucOptions.User user, int size) { synchronized (this.sizes) { if (!this.sizes.contains(size)) { this.sizes.add(size); } } return PREFIX_CONTACT + '\0' + user.getAccount().getJid().asBareJid() + '\0' + emptyOnNull(user.getFullJid()) + '\0' + emptyOnNull(user.getRealJid()) + '\0' + size; } public Bitmap get(ListItem item, int size) { return get(item, size, false); } public Bitmap get(ListItem item, int size, boolean cachedOnly) { if (item instanceof RawBlockable) { return get(item.getDisplayName(), item.getJid().toEscapedString(), size, cachedOnly); } else if (item instanceof Contact) { return get((Contact) item, size, cachedOnly); } else if (item instanceof Bookmark) { Bookmark bookmark = (Bookmark) item; if (bookmark.getConversation() != null) { return get(bookmark.getConversation(), size, cachedOnly); } else { Jid jid = bookmark.getJid(); Account account = bookmark.getAccount(); Contact contact = jid == null ? null : account.getRoster().getContact(jid); if (contact != null && contact.getAvatarFilename() != null) { return get(contact, size, cachedOnly); } String seed = jid != null ? jid.asBareJid().toString() : null; return get(bookmark.getDisplayName(), seed, size, cachedOnly); } } else { String seed = item.getJid() != null ? item.getJid().asBareJid().toString() : null; return get(item.getDisplayName(), seed, size, cachedOnly); } } public Bitmap get(Conversation conversation, int size) { return get(conversation, size, false); } public Bitmap get(Conversation conversation, int size, boolean cachedOnly) { if (conversation.getMode() == Conversation.MODE_SINGLE) { return get(conversation.getContact(), size, cachedOnly); } else { return get(conversation.getMucOptions(), size, cachedOnly); } } public void clear(Conversation conversation) { if (conversation.getMode() == Conversation.MODE_SINGLE) { clear(conversation.getContact()); } else { clear(conversation.getMucOptions()); synchronized (this.conversationDependentKeys) { Set keys = this.conversationDependentKeys.get(conversation.getUuid()); if (keys == null) { return; } LruCache cache = this.mXmppConnectionService.getBitmapCache(); for (String key : keys) { cache.remove(key); } keys.clear(); } } } private Bitmap get(MucOptions mucOptions, int size, boolean cachedOnly) { final String KEY = key(mucOptions, size); Bitmap bitmap = this.mXmppConnectionService.getBitmapCache().get(KEY); if (bitmap != null || cachedOnly) { return bitmap; } bitmap = mXmppConnectionService.getFileBackend().getAvatar(mucOptions.getAvatar(), size); if (bitmap == null) { Conversation c = mucOptions.getConversation(); if (mucOptions.isPrivateAndNonAnonymous()) { final List users = mucOptions.getUsersRelevantForNameAndAvatar(); if (users.size() == 0) { bitmap = getImpl(c.getName().toString(), c.getJid().asBareJid().toString(), size); } else { bitmap = getImpl(users, size); } } else { bitmap = getImpl(CHANNEL_SYMBOL, c.getJid().asBareJid().toString(), size); } } this.mXmppConnectionService.getBitmapCache().put(KEY, bitmap); return bitmap; } private Bitmap get(List users, int size, boolean cachedOnly) { final String KEY = key(users, size); Bitmap bitmap = this.mXmppConnectionService.getBitmapCache().get(KEY); if (bitmap != null || cachedOnly) { return bitmap; } bitmap = getImpl(users, size); this.mXmppConnectionService.getBitmapCache().put(KEY, bitmap); return bitmap; } private Bitmap getImpl(List users, int size) { int count = users.size(); Bitmap bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bitmap); bitmap.eraseColor(TRANSPARENT); if (count == 0) { throw new AssertionError("Unable to draw tiles for 0 users"); } else if (count == 1) { drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size); drawTile(canvas, users.get(0).getAccount(), size / 2 + 1, 0, size, size); } else if (count == 2) { drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size); drawTile(canvas, users.get(1), size / 2 + 1, 0, size, size); } else if (count == 3) { drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size); drawTile(canvas, users.get(1), size / 2 + 1, 0, size, size / 2 - 1); drawTile(canvas, users.get(2), size / 2 + 1, size / 2 + 1, size, size); } else if (count == 4) { drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size / 2 - 1); drawTile(canvas, users.get(1), 0, size / 2 + 1, size / 2 - 1, size); drawTile(canvas, users.get(2), size / 2 + 1, 0, size, size / 2 - 1); drawTile(canvas, users.get(3), size / 2 + 1, size / 2 + 1, size, size); } else { drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size / 2 - 1); drawTile(canvas, users.get(1), 0, size / 2 + 1, size / 2 - 1, size); drawTile(canvas, users.get(2), size / 2 + 1, 0, size, size / 2 - 1); drawTile(canvas, "\u2026", PLACEHOLDER_COLOR, size / 2 + 1, size / 2 + 1, size, size); } return bitmap; } public void clear(final MucOptions options) { if (options == null) { return; } synchronized (this.sizes) { for (Integer size : sizes) { this.mXmppConnectionService.getBitmapCache().remove(key(options, size)); } } } private String key(final MucOptions options, int size) { synchronized (this.sizes) { if (!this.sizes.contains(size)) { this.sizes.add(size); } } return PREFIX_CONVERSATION + "_" + options.getConversation().getUuid() + "_" + String.valueOf(size); } private String key(List users, int size) { final Conversation conversation = users.get(0).getConversation(); StringBuilder builder = new StringBuilder("TILE_"); builder.append(conversation.getUuid()); for (MucOptions.User user : users) { builder.append("\0"); builder.append(emptyOnNull(user.getRealJid())); builder.append("\0"); builder.append(emptyOnNull(user.getFullJid())); } builder.append('\0'); builder.append(size); final String key = builder.toString(); synchronized (this.conversationDependentKeys) { Set keys; if (this.conversationDependentKeys.containsKey(conversation.getUuid())) { keys = this.conversationDependentKeys.get(conversation.getUuid()); } else { keys = new HashSet<>(); this.conversationDependentKeys.put(conversation.getUuid(), keys); } keys.add(key); } return key; } public Bitmap get(Account account, int size) { return get(account, size, false); } public Bitmap get(Account account, int size, boolean cachedOnly) { final String KEY = key(account, size); Bitmap avatar = mXmppConnectionService.getBitmapCache().get(KEY); if (avatar != null || cachedOnly) { return avatar; } avatar = mXmppConnectionService.getFileBackend().getAvatar(account.getAvatar(), size); if (avatar == null) { final String displayName = account.getDisplayName(); final String jid = account.getJid().asBareJid().toEscapedString(); if (QuickConversationsService.isQuicksy() && !TextUtils.isEmpty(displayName)) { avatar = get(displayName, jid, size, false); } else { avatar = get(jid, null, size, false); } } mXmppConnectionService.getBitmapCache().put(KEY, avatar); return avatar; } public Bitmap get(Message message, int size, boolean cachedOnly) { final Conversational conversation = message.getConversation(); if (message.getType() == Message.TYPE_STATUS && message.getCounterparts() != null && message.getCounterparts().size() > 1) { return get(message.getCounterparts(), size, cachedOnly); } else if (message.getStatus() == Message.STATUS_RECEIVED) { Contact c = message.getContact(); if (c != null && (c.getProfilePhoto() != null || c.getAvatarFilename() != null)) { return get(c, size, cachedOnly); } else if (conversation instanceof Conversation && message.getConversation().getMode() == Conversation.MODE_MULTI) { final Jid trueCounterpart = message.getTrueCounterpart(); final MucOptions mucOptions = ((Conversation) conversation).getMucOptions(); MucOptions.User user; if (trueCounterpart != null) { user = mucOptions.findOrCreateUserByRealJid(trueCounterpart, message.getCounterpart()); } else { user = mucOptions.findUserByFullJid(message.getCounterpart()); } if (user != null) { return getImpl(user, size, cachedOnly); } } else if (c != null) { return get(c, size, cachedOnly); } Jid tcp = message.getTrueCounterpart(); String seed = tcp != null ? tcp.asBareJid().toString() : null; return get(UIHelper.getMessageDisplayName(message), seed, size, cachedOnly); } else { return get(conversation.getAccount(), size, cachedOnly); } } public void clear(Account account) { synchronized (this.sizes) { for (Integer size : sizes) { this.mXmppConnectionService.getBitmapCache().remove(key(account, size)); } } } public void clear(MucOptions.User user) { synchronized (this.sizes) { for (Integer size : sizes) { this.mXmppConnectionService.getBitmapCache().remove(key(user, size)); } } } private String key(Account account, int size) { synchronized (this.sizes) { if (!this.sizes.contains(size)) { this.sizes.add(size); } } return PREFIX_ACCOUNT + "_" + account.getUuid() + "_" + String.valueOf(size); } /*public Bitmap get(String name, int size) { return get(name,null, size,false); }*/ public Bitmap get(final String name, String seed, final int size, boolean cachedOnly) { final String KEY = key(seed == null ? name : name+"\0"+seed, size); Bitmap bitmap = mXmppConnectionService.getBitmapCache().get(KEY); if (bitmap != null || cachedOnly) { return bitmap; } bitmap = getImpl(name, seed, size); mXmppConnectionService.getBitmapCache().put(KEY, bitmap); return bitmap; } public static Bitmap get(final Jid jid, final int size) { return getImpl(jid.asBareJid().toEscapedString(), null, size); } private static Bitmap getImpl(final String name, final String seed, final int size) { Bitmap bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bitmap); final String trimmedName = name == null ? "" : name.trim(); drawTile(canvas, trimmedName, seed, 0, 0, size, size); return bitmap; } private String key(String name, int size) { synchronized (this.sizes) { if (!this.sizes.contains(size)) { this.sizes.add(size); } } return PREFIX_GENERIC + "_" + name + "_" + String.valueOf(size); } private static boolean drawTile(Canvas canvas, String letter, int tileColor, int left, int top, int right, int bottom) { letter = letter.toUpperCase(Locale.getDefault()); Paint tilePaint = new Paint(), textPaint = new Paint(); tilePaint.setColor(tileColor); textPaint.setFlags(Paint.ANTI_ALIAS_FLAG); textPaint.setColor(FG_COLOR); textPaint.setTypeface(Typeface.create("sans-serif-light", Typeface.NORMAL)); textPaint.setTextSize((float) ((right - left) * 0.8)); Rect rect = new Rect(); canvas.drawRect(new Rect(left, top, right, bottom), tilePaint); textPaint.getTextBounds(letter, 0, 1, rect); float width = textPaint.measureText(letter); canvas.drawText(letter, (right + left) / 2 - width / 2, (top + bottom) / 2 + rect.height() / 2, textPaint); return true; } private boolean drawTile(Canvas canvas, MucOptions.User user, int left, int top, int right, int bottom) { Contact contact = user.getContact(); if (contact != null) { Uri uri = null; if (contact.getAvatarFilename() != null && QuickConversationsService.isQuicksy()) { uri = mXmppConnectionService.getFileBackend().getAvatarUri(contact.getAvatarFilename()); } else if (contact.getProfilePhoto() != null) { uri = Uri.parse(contact.getProfilePhoto()); } else if (contact.getAvatarFilename() != null) { uri = mXmppConnectionService.getFileBackend().getAvatarUri(contact.getAvatarFilename()); } if (drawTile(canvas, uri, left, top, right, bottom)) { return true; } } else if (user.getAvatar() != null) { Uri uri = mXmppConnectionService.getFileBackend().getAvatarUri(user.getAvatar()); if (drawTile(canvas, uri, left, top, right, bottom)) { return true; } } if (contact != null) { String seed = contact.getJid().asBareJid().toString(); drawTile(canvas, contact.getDisplayName(), seed, left, top, right, bottom); } else { String seed = user.getRealJid() == null ? null : user.getRealJid().asBareJid().toString(); drawTile(canvas, user.getName(), seed, left, top, right, bottom); } return true; } private boolean drawTile(Canvas canvas, Account account, int left, int top, int right, int bottom) { String avatar = account.getAvatar(); if (avatar != null) { Uri uri = mXmppConnectionService.getFileBackend().getAvatarUri(avatar); if (uri != null) { if (drawTile(canvas, uri, left, top, right, bottom)) { return true; } } } String name = account.getJid().asBareJid().toString(); return drawTile(canvas, name, name, left, top, right, bottom); } private static boolean drawTile(Canvas canvas, String name, String seed, int left, int top, int right, int bottom) { if (name != null) { final String letter = name.equals(CHANNEL_SYMBOL) ? name : getFirstLetter(name); final int color = UIHelper.getColorForName(seed == null ? name : seed); drawTile(canvas, letter, color, left, top, right, bottom); return true; } return false; } private static String getFirstLetter(String name) { for (Character c : name.toCharArray()) { if (Character.isLetterOrDigit(c)) { return c.toString(); } } return "X"; } private boolean drawTile(Canvas canvas, Uri uri, int left, int top, int right, int bottom) { if (uri != null) { Bitmap bitmap = mXmppConnectionService.getFileBackend() .cropCenter(uri, bottom - top, right - left); if (bitmap != null) { drawTile(canvas, bitmap, left, top, right, bottom); return true; } } return false; } private boolean drawTile(Canvas canvas, Bitmap bm, int dstleft, int dsttop, int dstright, int dstbottom) { Rect dst = new Rect(dstleft, dsttop, dstright, dstbottom); canvas.drawBitmap(bm, null, dst, null); return true; } @Override public void onAdvancedStreamFeaturesAvailable(Account account) { XmppConnection.Features features = account.getXmppConnection().getFeatures(); if (features.pep() && !features.pepPersistent()) { Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": has pep but is not persistent"); if (account.getAvatar() != null) { mXmppConnectionService.republishAvatarIfNeeded(account); } } } private static String emptyOnNull(@Nullable Jid value) { return value == null ? "" : value.toString(); } public interface Avatarable { @ColorInt int getAvatarBackgroundColor(); String getAvatarName(); } }