conversations-classic/src/main/java/eu/siacs/conversations/services/AvatarService.java

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Java
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package eu.siacs.conversations.services;
import android.content.res.Resources;
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import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
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import android.graphics.Rect;
import android.graphics.Typeface;
import android.net.Uri;
import android.support.annotation.Nullable;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.LruCache;
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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.ListItem;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.MucOptions;
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import eu.siacs.conversations.utils.UIHelper;
import eu.siacs.conversations.xmpp.OnAdvancedStreamFeaturesLoaded;
import eu.siacs.conversations.xmpp.XmppConnection;
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import rocks.xmpp.addr.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;
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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";
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final private ArrayList<Integer> sizes = new ArrayList<>();
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final private HashMap<String, Set<String>> conversationDependentKeys = new HashMap<>();
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protected XmppConnectionService mXmppConnectionService = null;
public AvatarService(XmppConnectionService service) {
this.mXmppConnectionService = service;
}
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private Bitmap get(final Contact contact, final int size, boolean cachedOnly) {
if (contact.isSelf()) {
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return get(contact.getAccount(), size, cachedOnly);
}
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final String KEY = key(contact, size);
Bitmap avatar = this.mXmppConnectionService.getBitmapCache().get(KEY);
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if (avatar != null || cachedOnly) {
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return avatar;
}
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if (contact.getProfilePhoto() != null) {
avatar = mXmppConnectionService.getFileBackend().cropCenterSquare(Uri.parse(contact.getProfilePhoto()), size);
}
if (avatar == null && contact.getAvatar() != null) {
avatar = mXmppConnectionService.getFileBackend().getAvatar(contact.getAvatar(), size);
}
if (avatar == null) {
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avatar = get(contact.getDisplayName(), contact.getJid().asBareJid().toString(), size, cachedOnly);
}
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this.mXmppConnectionService.getBitmapCache().put(KEY, avatar);
return avatar;
}
public Bitmap getRoundedShortcut(final Contact contact) {
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return getRoundedShortcut(contact, false);
}
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public Bitmap getRoundedShortcutWithIcon(final Contact contact) {
return getRoundedShortcut(contact, true);
}
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private Bitmap getRoundedShortcut(final Contact contact, boolean withIcon) {
DisplayMetrics metrics = mXmppConnectionService.getResources().getDisplayMetrics();
int size = Math.round(metrics.density * 48);
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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);
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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) {
BitmapFactory.Options opts = new BitmapFactory.Options();
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opts.inSampleSize = 2;
Resources resources = mXmppConnectionService.getResources();
Bitmap icon = BitmapFactory.decodeResource(resources, R.drawable.ic_launcher, opts);
paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER));
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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);
}
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public Bitmap get(final MucOptions.User user, final int size, boolean cachedOnly) {
Contact c = user.getContact();
if (c != null && (c.getProfilePhoto() != null || c.getAvatar() != 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) {
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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, cachedOnly);
} else {
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String seed = user.getRealJid() != null ? user.getRealJid().asBareJid().toString() : null;
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avatar = get(user.getName(), seed, size, cachedOnly);
}
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}
this.mXmppConnectionService.getBitmapCache().put(KEY, avatar);
return avatar;
}
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public void clear(Contact contact) {
synchronized (this.sizes) {
for (Integer size : sizes) {
this.mXmppConnectionService.getBitmapCache().remove(
key(contact, size));
}
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}
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for (Conversation conversation : mXmppConnectionService.findAllConferencesWith(contact)) {
clear(conversation);
}
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}
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;
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}
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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;
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}
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public Bitmap get(ListItem item, int size) {
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return get(item, size, false);
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}
public Bitmap get(ListItem item, int size, boolean cachedOnly) {
if (item instanceof Contact) {
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return get((Contact) item, size, cachedOnly);
} else if (item instanceof Bookmark) {
Bookmark bookmark = (Bookmark) item;
if (bookmark.getConversation() != null) {
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return get(bookmark.getConversation(), size, cachedOnly);
} else {
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String seed = bookmark.getJid() != null ? bookmark.getJid().asBareJid().toString() : null;
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return get(bookmark.getDisplayName(), seed, size, cachedOnly);
}
} else {
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String seed = item.getJid() != null ? item.getJid().asBareJid().toString() : null;
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return get(item.getDisplayName(), seed, size, cachedOnly);
}
}
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public Bitmap get(Conversation conversation, int size) {
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return get(conversation, size, false);
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}
public Bitmap get(Conversation conversation, int size, boolean cachedOnly) {
if (conversation.getMode() == Conversation.MODE_SINGLE) {
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return get(conversation.getContact(), size, cachedOnly);
} else {
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return get(conversation.getMucOptions(), size, cachedOnly);
}
}
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public void clear(Conversation conversation) {
if (conversation.getMode() == Conversation.MODE_SINGLE) {
clear(conversation.getContact());
} else {
clear(conversation.getMucOptions());
synchronized (this.conversationDependentKeys) {
Set<String> keys = this.conversationDependentKeys.get(conversation.getUuid());
if (keys == null) {
return;
}
LruCache<String, Bitmap> cache = this.mXmppConnectionService.getBitmapCache();
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for (String key : keys) {
cache.remove(key);
}
keys.clear();
}
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}
}
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private Bitmap get(MucOptions mucOptions, int size, boolean cachedOnly) {
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final String KEY = key(mucOptions, size);
Bitmap bitmap = this.mXmppConnectionService.getBitmapCache().get(KEY);
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if (bitmap != null || cachedOnly) {
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return bitmap;
}
final List<MucOptions.User> users = mucOptions.getUsersRelevantForNameAndAvatar();
if (users.size() == 0) {
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Conversation c = mucOptions.getConversation();
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bitmap = getImpl(c.getName().toString(), c.getJid().asBareJid().toString(), size);
} else {
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bitmap = getImpl(users, size);
}
this.mXmppConnectionService.getBitmapCache().put(KEY, bitmap);
return bitmap;
}
private Bitmap get(List<MucOptions.User> 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);
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this.mXmppConnectionService.getBitmapCache().put(KEY, bitmap);
return bitmap;
}
private Bitmap getImpl(List<MucOptions.User> 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;
}
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public void clear(MucOptions options) {
synchronized (this.sizes) {
for (Integer size : sizes) {
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this.mXmppConnectionService.getBitmapCache().remove(key(options, size));
}
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}
}
private String key(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<MucOptions.User> users, int size) {
final Conversation conversation = users.get(0).getConversation();
StringBuilder builder = new StringBuilder("TILE_");
builder.append(conversation.getUuid());
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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<String> keys;
if (this.conversationDependentKeys.containsKey(conversation.getUuid())) {
keys = this.conversationDependentKeys.get(conversation.getUuid());
} else {
keys = new HashSet<>();
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this.conversationDependentKeys.put(conversation.getUuid(), keys);
}
keys.add(key);
}
return key;
}
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public Bitmap get(Account account, int size) {
return get(account, size, false);
}
public Bitmap get(Account account, int size, boolean cachedOnly) {
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final String KEY = key(account, size);
Bitmap avatar = mXmppConnectionService.getBitmapCache().get(KEY);
if (avatar != null || cachedOnly) {
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return avatar;
}
avatar = mXmppConnectionService.getFileBackend().getAvatar(account.getAvatar(), size);
if (avatar == null) {
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avatar = get(account.getJid().asBareJid().toString(), null, size, false);
}
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mXmppConnectionService.getBitmapCache().put(KEY, avatar);
return avatar;
}
public Bitmap get(Message message, int size, boolean cachedOnly) {
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final Conversation conversation = message.getConversation();
if (message.getType() == Message.TYPE_STATUS && message.getCounterparts() != null && message.getCounterparts().size() > 1) {
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return get(message.getCounterparts(), size, cachedOnly);
} else if (message.getStatus() == Message.STATUS_RECEIVED) {
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Contact c = message.getContact();
if (c != null && (c.getProfilePhoto() != null || c.getAvatar() != null)) {
return get(c, size, cachedOnly);
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} else if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
final Jid trueCounterpart = message.getTrueCounterpart();
MucOptions.User user;
if (trueCounterpart != null) {
user = conversation.getMucOptions().findUserByRealJid(trueCounterpart);
} else {
user = conversation.getMucOptions().findUserByFullJid(message.getCounterpart());
}
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if (user != null) {
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return getImpl(user, size, cachedOnly);
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}
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} else if (c != null) {
return get(c, size, cachedOnly);
}
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Jid tcp = message.getTrueCounterpart();
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String seed = tcp != null ? tcp.asBareJid().toString() : null;
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return get(UIHelper.getMessageDisplayName(message), seed, size, cachedOnly);
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} else {
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return get(conversation.getAccount(), size, cachedOnly);
}
}
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public void clear(Account account) {
synchronized (this.sizes) {
for (Integer size : sizes) {
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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));
}
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}
}
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);
}
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/*public Bitmap get(String name, int size) {
return get(name,null, size,false);
}*/
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public Bitmap get(final String name, String seed, final int size, boolean cachedOnly) {
final String KEY = key(seed == null ? name : seed, size);
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Bitmap bitmap = mXmppConnectionService.getBitmapCache().get(KEY);
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if (bitmap != null || cachedOnly) {
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return bitmap;
}
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bitmap = getImpl(name, seed, size);
mXmppConnectionService.getBitmapCache().put(KEY, bitmap);
return bitmap;
}
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private 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();
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drawTile(canvas, trimmedName, seed, 0, 0, size, size);
return bitmap;
}
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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);
}
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private 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;
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if (contact.getProfilePhoto() != null) {
uri = Uri.parse(contact.getProfilePhoto());
} else if (contact.getAvatar() != null) {
uri = mXmppConnectionService.getFileBackend().getAvatarUri(
contact.getAvatar());
}
if (drawTile(canvas, uri, left, top, right, bottom)) {
return true;
}
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} else if (user.getAvatar() != null) {
Uri uri = mXmppConnectionService.getFileBackend().getAvatarUri(user.getAvatar());
if (drawTile(canvas, uri, left, top, right, bottom)) {
return true;
}
}
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if (contact != null) {
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String seed = contact.getJid().asBareJid().toString();
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drawTile(canvas, contact.getDisplayName(), seed, left, top, right, bottom);
} else {
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String seed = user.getRealJid() == null ? null : user.getRealJid().asBareJid().toString();
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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) {
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if (drawTile(canvas, uri, left, top, right, bottom)) {
return true;
}
}
}
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String name = account.getJid().asBareJid().toString();
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return drawTile(canvas, name, name, left, top, right, bottom);
}
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private boolean drawTile(Canvas canvas, String name, String seed, int left, int top, int right, int bottom) {
if (name != null) {
final String letter = getFirstLetter(name);
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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) {
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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()) {
2018-04-04 07:33:31 +00:00
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();
}
}