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Diffstat (limited to 'src/main/java/eu/siacs/conversations/services/AvatarService.java')
-rw-r--r--src/main/java/eu/siacs/conversations/services/AvatarService.java627
1 files changed, 627 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/services/AvatarService.java b/src/main/java/eu/siacs/conversations/services/AvatarService.java
new file mode 100644
index 00000000..f4cbdf3d
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/services/AvatarService.java
@@ -0,0 +1,627 @@
+package eu.siacs.conversations.services;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.Rect;
+import android.graphics.Typeface;
+import android.net.Uri;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Locale;
+
+import de.thedevstack.android.logcat.Logging;
+import de.thedevstack.conversationsplus.ConversationsPlusApplication;
+import de.thedevstack.conversationsplus.utils.AvatarUtil;
+import de.thedevstack.conversationsplus.utils.ImageUtil;
+import de.thedevstack.conversationsplus.utils.UiUpdateHelper;
+import de.thedevstack.conversationsplus.utils.XmppSendUtil;
+import de.thedevstack.conversationsplus.xmpp.avatar.AvatarPacketGenerator;
+import de.thedevstack.conversationsplus.xmpp.avatar.AvatarPacketParser;
+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;
+import eu.siacs.conversations.generator.IqGenerator;
+import eu.siacs.conversations.persistance.DatabaseBackend;
+import eu.siacs.conversations.ui.UiCallback;
+import eu.siacs.conversations.utils.UIHelper;
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.OnIqPacketReceived;
+import eu.siacs.conversations.xmpp.pep.Avatar;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+public class AvatarService {
+
+ private static final int FG_COLOR = 0xFFFAFAFA;
+ private static final int TRANSPARENT = 0x00000000;
+ private static final int PLACEHOLDER_COLOR = 0xFF202020;
+
+ 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 AvatarService INSTANCE = new AvatarService();
+
+ final private ArrayList<Integer> sizes = new ArrayList<>();
+ private final List<String> mInProgressAvatarFetches = new ArrayList<>();
+
+ public static AvatarService getInstance() {
+ return INSTANCE;
+ }
+
+ private Bitmap get(final Contact contact, final int size, boolean cachedOnly) {
+ final String KEY = key(contact, size);
+ Bitmap avatar = ImageUtil.getBitmapFromCache(KEY);
+ if (avatar != null || cachedOnly) {
+ return avatar;
+ }
+ if (contact.getProfilePhoto() != null) {
+ avatar = ImageUtil.cropCenterSquare(Uri.parse(contact.getProfilePhoto()), size);
+ }
+ if (avatar == null && contact.getAvatar() != null) {
+ avatar = AvatarUtil.getAvatar(contact.getAvatar(), size);
+ }
+ if (avatar == null) {
+ avatar = get(contact.getDisplayName(), size, cachedOnly);
+ }
+ ImageUtil.addBitmapToCache(KEY, avatar);
+ return avatar;
+ }
+
+ 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)) {
+ 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 = ImageUtil.getBitmapFromCache(KEY);
+ if (avatar != null || cachedOnly) {
+ return avatar;
+ }
+ if (user.getAvatar() != null) {
+ avatar = AvatarUtil.getAvatar(user.getAvatar(), size);
+ }
+ if (avatar == null) {
+ Contact contact = user.getContact();
+ if (contact != null) {
+ avatar = get(contact, size, cachedOnly);
+ } else {
+ avatar = get(user.getName(), size, cachedOnly);
+ }
+ }
+ ImageUtil.addBitmapToCache(KEY, avatar);
+ return avatar;
+ }
+
+ public void clear(Contact contact) {
+ synchronized (this.sizes) {
+ for (Integer size : sizes) {
+ ImageUtil.removeBitmapFromCache(key(contact, size));
+ }
+ }
+ }
+
+ private String key(Contact contact, int size) {
+ synchronized (this.sizes) {
+ if (!this.sizes.contains(size)) {
+ this.sizes.add(size);
+ }
+ }
+ return PREFIX_CONTACT + "_" + contact.getAccount().getJid().toBareJid() + "_"
+ + contact.getJid() + "_" + String.valueOf(size);
+ }
+
+ private String key(MucOptions.User user, int size) {
+ synchronized (this.sizes) {
+ if (!this.sizes.contains(size)) {
+ this.sizes.add(size);
+ }
+ }
+ return PREFIX_CONTACT + "_" + user.getAccount().getJid().toBareJid() + "_"
+ + user.getFullJid() + "_" + String.valueOf(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 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 {
+ return get(bookmark.getDisplayName(), size, cachedOnly);
+ }
+ } else {
+ return get(item.getDisplayName(), 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());
+ }
+ }
+
+ private Bitmap get(MucOptions mucOptions, int size, boolean cachedOnly) {
+ final String KEY = key(mucOptions, size);
+ Bitmap bitmap = ImageUtil.getBitmapFromCache(KEY);
+ if (bitmap != null || cachedOnly) {
+ return bitmap;
+ }
+ final List<MucOptions.User> users = mucOptions.getUsers();
+ int count = users.size();
+ bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
+ Canvas canvas = new Canvas(bitmap);
+ bitmap.eraseColor(TRANSPARENT);
+
+ if (count == 0) {
+ String name = mucOptions.getConversation().getName();
+ drawTile(canvas, name, 0, 0, size, size);
+ } else if (count == 1) {
+ drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size);
+ drawTile(canvas, mucOptions.getConversation().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);
+ }
+ ImageUtil.addBitmapToCache(KEY, bitmap);
+ return bitmap;
+ }
+
+ public void clear(MucOptions options) {
+ synchronized (this.sizes) {
+ for (Integer size : sizes) {
+ ImageUtil.removeBitmapFromCache(key(options, size));
+ }
+ }
+ }
+
+ 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);
+ }
+
+ 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 = ImageUtil.getBitmapFromCache(KEY);
+ if (avatar != null || cachedOnly) {
+ return avatar;
+ }
+ avatar = AvatarUtil.getAvatar(account.getAvatar(), size);
+ if (avatar == null) {
+ avatar = get(account.getJid().toBareJid().toString(), size,false);
+ }
+ ImageUtil.addBitmapToCache(KEY, avatar);
+ return avatar;
+ }
+
+ public Bitmap get(Message message, int size, boolean cachedOnly) {
+ final Conversation conversation = message.getConversation();
+ if (message.getStatus() == Message.STATUS_RECEIVED) {
+ Contact c = message.getContact();
+ if (c != null && (c.getProfilePhoto() != null || c.getAvatar() != null)) {
+ return get(c, size, cachedOnly);
+ } else if (message.getConversation().getMode() == Conversation.MODE_MULTI){
+ MucOptions.User user = conversation.getMucOptions().findUser(message.getCounterpart().getResourcepart());
+ if (user != null) {
+ return getImpl(user,size,cachedOnly);
+ }
+ }
+ return get(UIHelper.getMessageDisplayName(message), size, cachedOnly);
+ } else {
+ return get(conversation.getAccount(), size, cachedOnly);
+ }
+ }
+
+ public void clear(Account account) {
+ synchronized (this.sizes) {
+ for (Integer size : sizes) {
+ ImageUtil.removeBitmapFromCache(key(account, size));
+ }
+ }
+ }
+
+ public void clear(MucOptions.User user) {
+ synchronized (this.sizes) {
+ for (Integer size : sizes) {
+ ImageUtil.removeBitmapFromCache(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,size,false);
+ }
+
+ public Bitmap get(final String name, final int size, boolean cachedOnly) {
+ final String KEY = key(name, size);
+ Bitmap bitmap = ImageUtil.getBitmapFromCache(KEY);
+ if (bitmap != null || cachedOnly) {
+ return bitmap;
+ }
+ bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
+ Canvas canvas = new Canvas(bitmap);
+ drawTile(canvas, name, 0, 0, size, size);
+ ImageUtil.addBitmapToCache(KEY, bitmap);
+ 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 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.getProfilePhoto() != null) {
+ uri = Uri.parse(contact.getProfilePhoto());
+ } else if (contact.getAvatar() != null) {
+ uri = AvatarUtil.getAvatarUri(contact.getAvatar());
+ }
+ if (drawTile(canvas, uri, left, top, right, bottom)) {
+ return true;
+ }
+ } else if (user.getAvatar() != null) {
+ Uri uri = AvatarUtil.getAvatarUri(user.getAvatar());
+ if (drawTile(canvas, uri, left, top, right, bottom)) {
+ return true;
+ }
+ }
+ String name = contact != null ? contact.getDisplayName() : user.getName();
+ drawTile(canvas, name, 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 = AvatarUtil.getAvatarUri(avatar);
+ if (uri != null) {
+ if (drawTile(canvas, uri, left, top, right, bottom)) {
+ return true;
+ }
+ }
+ }
+ return drawTile(canvas, account.getJid().toBareJid().toString(), left, top, right, bottom);
+ }
+
+ private boolean drawTile(Canvas canvas, String name, int left, int top, int right, int bottom) {
+ if (name != null) {
+ String trimmedName = name.trim();
+ final String letter = trimmedName.isEmpty() ? "X" : trimmedName.substring(0, 1);
+ final int color = UIHelper.getColorForName(name);
+ drawTile(canvas, letter, color, left, top, right, bottom);
+ return true;
+ }
+ return false;
+ }
+
+ private boolean drawTile(Canvas canvas, Uri uri, int left, int top, int right, int bottom) {
+ if (uri != null) {
+ Bitmap bitmap = ImageUtil.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;
+ }
+
+ public void publishAvatar(final Account account,
+ final Uri image,
+ final UiCallback<Avatar> callback) {
+ final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
+ final int size = Config.AVATAR_SIZE;
+ final Avatar avatar = AvatarUtil.getPepAvatar(image, size, format);
+ if (avatar != null) {
+ avatar.height = size;
+ avatar.width = size;
+ if (format.equals(Bitmap.CompressFormat.WEBP)) {
+ avatar.type = "image/webp";
+ } else if (format.equals(Bitmap.CompressFormat.JPEG)) {
+ avatar.type = "image/jpeg";
+ } else if (format.equals(Bitmap.CompressFormat.PNG)) {
+ avatar.type = "image/png";
+ }
+ if (!AvatarUtil.save(avatar)) {
+ callback.error(R.string.error_saving_avatar, avatar);
+ return;
+ }
+ final IqPacket packet = AvatarPacketGenerator.generatePublishAvatarPacket(avatar);
+ XmppSendUtil.sendIqPacket(account, packet, new OnIqPacketReceived() {
+
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket result) {
+ if (result.getType() == IqPacket.TYPE.RESULT) {
+ final IqPacket packet = AvatarPacketGenerator.generatePublishAvatarMetadataPacket(avatar);
+ XmppSendUtil.sendIqPacket(account, packet, new OnIqPacketReceived() {
+
+ @Override
+ public void onIqPacketReceived(Account account,
+ IqPacket result) {
+ if (result.getType() == IqPacket.TYPE.RESULT) {
+ if (account.setAvatar(avatar.getFilename())) {
+ AvatarService.getInstance().clear(account);
+ DatabaseBackend.getInstance(ConversationsPlusApplication.getAppContext()).updateAccount(account);
+ }
+ callback.success(avatar);
+ } else {
+ callback.error(
+ R.string.error_publish_avatar_server_reject,
+ avatar);
+ }
+ }
+ });
+ } else {
+ callback.error(
+ R.string.error_publish_avatar_server_reject,
+ avatar);
+ }
+ }
+ });
+ } else {
+ callback.error(R.string.error_publish_avatar_converting, null);
+ }
+ }
+
+ private static String generateFetchKey(Account account, final Avatar avatar) {
+ return account.getJid().toBareJid()+"_"+avatar.owner+"_"+avatar.sha1sum;
+ }
+
+ public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
+ final String KEY = generateFetchKey(account, avatar);
+ synchronized(this.mInProgressAvatarFetches) {
+ if (this.mInProgressAvatarFetches.contains(KEY)) {
+ return;
+ } else {
+ switch (avatar.origin) {
+ case PEP:
+ this.mInProgressAvatarFetches.add(KEY);
+ fetchAvatarPep(account, avatar, callback);
+ break;
+ case VCARD:
+ this.mInProgressAvatarFetches.add(KEY);
+ fetchAvatarVcard(account, avatar, callback);
+ break;
+ }
+ }
+ }
+ }
+
+ private void fetchAvatarPep(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
+ IqPacket packet = AvatarPacketGenerator.generateRetrieveAvatarPacket(avatar);
+ XmppSendUtil.sendIqPacket(account, packet, new OnIqPacketReceived() {
+
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket result) {
+ synchronized (mInProgressAvatarFetches) {
+ mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
+ }
+ final String ERROR = account.getJid().toBareJid()
+ + ": fetching avatar for " + avatar.owner + " failed ";
+ if (result.getType() == IqPacket.TYPE.RESULT) {
+ avatar.image = AvatarPacketParser.parseAvatarData(result);
+ if (avatar.image != null) {
+ if (AvatarUtil.save(avatar)) {
+ if (account.getJid().toBareJid().equals(avatar.owner)) {
+ if (account.setAvatar(avatar.getFilename())) {
+ DatabaseBackend.getInstance(ConversationsPlusApplication.getAppContext()).updateAccount(account);
+ }
+ AvatarService.this.clear(account);
+ UiUpdateHelper.updateConversationUi();
+ UiUpdateHelper.updateAccountUi();
+ } else {
+ Contact contact = account.getRoster()
+ .getContact(avatar.owner);
+ contact.setAvatar(avatar);
+ AvatarService.this.clear(contact);
+ UiUpdateHelper.updateConversationUi();
+ UiUpdateHelper.updateRosterUi();
+ }
+ if (callback != null) {
+ callback.success(avatar);
+ }
+ Logging.d(Config.LOGTAG, account.getJid().toBareJid()
+ + ": succesfuly fetched pep avatar for " + avatar.owner);
+ return;
+ }
+ } else {
+
+ Logging.d(Config.LOGTAG, ERROR + "(parsing error)");
+ }
+ } else {
+ Element error = result.findChild("error");
+ if (error == null) {
+ Logging.d(Config.LOGTAG, ERROR + "(server error)");
+ } else {
+ Logging.d(Config.LOGTAG, ERROR + error.toString());
+ }
+ }
+ if (callback != null) {
+ callback.error(0, null);
+ }
+
+ }
+ });
+ }
+
+ private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
+ IqPacket packet = IqGenerator.retrieveVcardAvatar(avatar);
+ XmppSendUtil.sendIqPacket(account, packet, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ synchronized (mInProgressAvatarFetches) {
+ mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
+ }
+ if (packet.getType() == IqPacket.TYPE.RESULT) {
+ Element vCard = packet.findChild("vCard", "vcard-temp");
+ Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
+ String image = photo != null ? photo.findChildContent("BINVAL") : null;
+ if (image != null) {
+ avatar.image = image;
+ if (AvatarUtil.save(avatar)) {
+ Logging.d(Config.LOGTAG, account.getJid().toBareJid()
+ + ": successfully fetched vCard avatar for " + avatar.owner);
+ Contact contact = account.getRoster()
+ .getContact(avatar.owner);
+ contact.setAvatar(avatar);
+ AvatarService.this.clear(contact);
+ UiUpdateHelper.updateConversationUi();
+ UiUpdateHelper.updateRosterUi();
+ }
+ }
+ }
+ }
+ });
+ }
+
+ public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
+ IqPacket packet = AvatarPacketGenerator.generateRetrieveAvatarMetadataPacket(null);
+ XmppSendUtil.sendIqPacket(account, packet, new OnIqPacketReceived() {
+
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ if (packet.getType() == IqPacket.TYPE.RESULT) {
+ Element pubsub = packet.findChild("pubsub",
+ "http://jabber.org/protocol/pubsub");
+ if (pubsub != null) {
+ Element items = pubsub.findChild("items");
+ if (items != null) {
+ Avatar avatar = Avatar.parseMetadata(items);
+ if (avatar != null) {
+ avatar.owner = account.getJid().toBareJid();
+ if (AvatarUtil.isAvatarCached(avatar)) {
+ if (account.setAvatar(avatar.getFilename())) {
+ DatabaseBackend.getInstance(ConversationsPlusApplication.getAppContext()).updateAccount(account);
+ }
+ AvatarService.this.clear(account);
+ callback.success(avatar);
+ } else {
+ fetchAvatarPep(account, avatar, callback);
+ }
+ return;
+ }
+ }
+ }
+ }
+ callback.error(0, null);
+ }
+ });
+ }
+
+ public void fetchAvatar(Account account, Avatar avatar) {
+ fetchAvatar(account, avatar, null);
+ }
+
+ public void clearFetchInProgress(Account account) {
+ synchronized (this.mInProgressAvatarFetches) {
+ for(Iterator<String> iterator = this.mInProgressAvatarFetches.iterator(); iterator.hasNext();) {
+ final String KEY = iterator.next();
+ if (KEY.startsWith(account.getJid().toBareJid()+"_")) {
+ iterator.remove();
+ }
+ }
+ }
+ }
+}