contactitem.java.svn-base

来自「开源项目openfire的完整源程序」· SVN-BASE 代码 · 共 493 行 · 第 1/2 页

        // Handle vCard update packet.
        if (packetExtension != null) {
            DefaultPacketExtension o = (DefaultPacketExtension)packetExtension;
            String hash = o.getValue("photo");
            if (hash != null) {
                this.hash = hash;

                if (!hashExists(hash)) {
                    updateAvatar();
                }

                updateAvatarInSideIcon();
            }
        }

        updatePresenceIcon(presence);
    }

    /**
     * Checks to see if the hash already exists.
     *
     * @param hash the hash.
     * @return true if the hash exists, otherwise false.
     */
    private boolean hashExists(String hash) {
        contactsDir.mkdirs();

        final File imageFile = new File(contactsDir, hash);
        return imageFile.exists();
    }

    /**
     * Returns the url of the avatar belonging to this contact.
     *
     * @return the url of the avatar.
     * @throws MalformedURLException thrown if the address is invalid.
     */
    public URL getAvatarURL() throws MalformedURLException {
        contactsDir.mkdirs();

        if (ModelUtil.hasLength(hash)) {
            final File imageFile = new File(contactsDir, hash);
            if (imageFile.exists()) {
                return imageFile.toURL();
            }
        }

        return SparkManager.getVCardManager().getAvatarURL(getJID());
    }

    /**
     * Persists the avatar locally based on the new hash.
     */
    private void updateAvatar() {
        SparkManager.getVCardManager().addToQueue(getJID());
    }

    public String toString() {
        return nicknameLabel.getText();
    }


    /**
     * Updates the icon of the user based on their presence.
     *
     * @param presence the users presence.
     */
    public void updatePresenceIcon(Presence presence) {
        ChatManager chatManager = SparkManager.getChatManager();
        boolean handled = chatManager.fireContactItemPresenceChanged(this, presence);
        if (handled) {
            return;
        }

        String status = presence.getStatus();
        Icon statusIcon = SparkRes.getImageIcon(SparkRes.GREEN_BALL);
        boolean isAvailable = false;
        if (status == null && presence.isAvailable()) {
            Presence.Mode mode = presence.getMode();
            if (mode == Presence.Mode.available) {
                status = "Available";
                isAvailable = true;
            }
            else if (mode == Presence.Mode.away) {
                status = "I'm away";
                statusIcon = SparkRes.getImageIcon(SparkRes.IM_AWAY);
            }
            else if (mode == Presence.Mode.chat) {
                status = "I'm free to chat";
            }
            else if (mode == Presence.Mode.dnd) {
                status = "Do not disturb";
                statusIcon = SparkRes.getImageIcon(SparkRes.IM_AWAY);
            }
            else if (mode == Presence.Mode.xa) {
                status = "Extended away";
                statusIcon = SparkRes.getImageIcon(SparkRes.IM_AWAY);
            }
        }

        if (presence.isAvailable() && (presence.getMode() == Presence.Mode.dnd || presence.getMode() == Presence.Mode.away || presence.getMode() == Presence.Mode.xa)) {
            statusIcon = SparkRes.getImageIcon(SparkRes.IM_AWAY);
        }
        else if (presence.isAvailable()) {
            isAvailable = true;
        }
        else if (!presence.isAvailable()) {
            getNicknameLabel().setFont(new Font("Dialog", Font.PLAIN, fontSize));
            getNicknameLabel().setForeground((Color)UIManager.get("ContactItemOffline.color"));

            RosterEntry entry = SparkManager.getConnection().getRoster().getEntry(getJID());
            if (entry != null && (entry.getType() == RosterPacket.ItemType.none || entry.getType() == RosterPacket.ItemType.from)
                    && RosterPacket.ItemStatus.SUBSCRIPTION_PENDING == entry.getStatus()) {
                // Do not move out of group.
                setIcon(SparkRes.getImageIcon(SparkRes.SMALL_QUESTION));
                getNicknameLabel().setFont(new Font("Dialog", Font.PLAIN, fontSize));
                setStatusText("Pending");
            }
            else {
                setIcon(null);
                setFont(new Font("Dialog", Font.PLAIN, fontSize));
                getNicknameLabel().setFont(new Font("Dialog", Font.PLAIN, fontSize));
                setAvailable(false);
                if (ModelUtil.hasLength(status)) {
                    setStatusText(status);
                }
                else {
                    setStatusText("");
                }
            }

            sideIcon.setIcon(null);
            setAvailable(false);
            return;
        }

        Icon sIcon = PresenceManager.getIconFromPresence(presence);
        if (sIcon != null) {
            setIcon(sIcon);
        }
        else {
            setIcon(statusIcon);
        }
        if (status != null) {
            setStatus(status);
        }

        if (status != null && status.toLowerCase().indexOf("phone") != -1) {
            statusIcon = SparkRes.getImageIcon(SparkRes.ON_PHONE_IMAGE);
            setIcon(statusIcon);
        }

        // Always change nickname label to black.
        getNicknameLabel().setForeground((Color)UIManager.get("ContactItemNickname.foreground"));


        if (isAvailable) {
            getNicknameLabel().setFont(new Font("Dialog", Font.PLAIN, fontSize));
            if ("Online".equals(status) || Res.getString("available").equalsIgnoreCase(status)) {
                setStatusText("");
            }
            else {
                setStatusText(status);
            }
        }
        else if (presence.isAvailable()) {
            getNicknameLabel().setFont(new Font("Dialog", Font.ITALIC, fontSize));
            getNicknameLabel().setForeground(Color.gray);
            if (status != null) {
                setStatusText(status);
            }
        }

        setAvailable(true);
    }

    /**
     * Sets the status label text based on the users status.
     *
     * @param status the users status.
     */
    public void setStatusText(String status) {
        setStatus(status);

        if (ModelUtil.hasLength(status)) {
            getDescriptionLabel().setText(" - " + status);
        }
        else {
            getDescriptionLabel().setText("");
        }
    }

    /**
     * The icon to use to show extra information about this contact. An example would be to
     * represent that this user is from a 3rd party transport.
     *
     * @param icon the icon to use.
     */
    public void setSideIcon(Icon icon) {
        sideIcon.setIcon(icon);
    }

    /**
     * Shows that the user is coming online.
     */
    public void showUserComingOnline() {
        // Change Font
        getNicknameLabel().setFont(new Font("Dialog", Font.BOLD, fontSize));
        getNicknameLabel().setForeground(new Color(255, 128, 0));
    }

    /**
     * Shows that the user is going offline.
     */
    public void showUserGoingOfflineOnline() {
        // Change Font
        getNicknameLabel().setFont(new Font("Dialog", Font.BOLD, fontSize));
        getNicknameLabel().setForeground(Color.red);
    }

    /**
     * Update avatar icon.
     */
    public void updateAvatarInSideIcon() {
        try {
            final URL url = getAvatarURL();
            if (url != null) {
                if (!avatarsShowing) {
                    setSideIcon(null);
                }
                else {
                    ImageIcon icon = new ImageIcon(url);
                    icon = GraphicUtils.scale(icon, iconSize, iconSize);
                    setSideIcon(icon);
                }
            }
        }
        catch (MalformedURLException e) {
            Log.error(e);
        }
    }


}