TwitterUtils を整理（WIP）

20 files changed, 238 insertions, 217 deletions

diff --git a/app/src/main/java/net/lacolaco/smileessence/IntentRouter.java b/app/src/main/java/net/lacolaco/smileessence/IntentRouter.java
index befa8c4e..e65cea28 100644
--- a/app/src/main/java/net/lacolaco/smileessence/IntentRouter.java
+++ b/app/src/main/java/net/lacolaco/smileessence/IntentRouter.java
@@ -31,11 +31,11 @@ import android.text.TextUtils;
 
 import net.lacolaco.smileessence.activity.MainActivity;
 import net.lacolaco.smileessence.command.CommandOpenUserDetail;
+import net.lacolaco.smileessence.entity.Account;
 import net.lacolaco.smileessence.entity.Tweet;
 import net.lacolaco.smileessence.logging.Logger;
 import net.lacolaco.smileessence.notification.NotificationType;
 import net.lacolaco.smileessence.notification.Notificator;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.util.UIHandler;
 import net.lacolaco.smileessence.data.PostState;
 import net.lacolaco.smileessence.view.DialogHelper;
@@ -126,16 +126,12 @@ public class IntentRouter {
     }
 
     private static void showStatusDialog(final MainActivity activity, long id) {
-        TwitterUtils.tryGetStatus(activity.getCurrentAccount(), id, new TwitterUtils.StatusCallback() {
-            @Override
-            public void success(Tweet tweet) {
+        activity.getCurrentAccount().fetchTweet(id, (tweet) -> {
+            if (tweet != null) {
                 StatusDetailDialogFragment fragment = new StatusDetailDialogFragment();
                 fragment.setStatusID(tweet.getId());
                 DialogHelper.showDialog(activity, fragment);
-            }
-
-            @Override
-            public void error() {
+            } else {
                 Notificator.getInstance().publish(R.string.error_intent_status_cannot_load, NotificationType.ALERT);
             }
         });
diff --git a/app/src/main/java/net/lacolaco/smileessence/command/message/MessageCommandShare.java b/app/src/main/java/net/lacolaco/smileessence/command/message/MessageCommandShare.java
index 5747dfdd..d07ecf13 100644
--- a/app/src/main/java/net/lacolaco/smileessence/command/message/MessageCommandShare.java
+++ b/app/src/main/java/net/lacolaco/smileessence/command/message/MessageCommandShare.java
@@ -60,7 +60,7 @@ public class MessageCommandShare extends MessageCommand {
         Intent intent = new Intent();
         intent.setAction(Intent.ACTION_SEND);
         intent.setType("text/plain");
-        intent.putExtra(Intent.EXTRA_TEXT, TwitterUtils.getMessageSummary(getMessage()));
+        intent.putExtra(Intent.EXTRA_TEXT, getMessage().getMessageSummary());
         IntentUtils.startActivityIfFound(getActivity(), intent);
         return true;
     }
diff --git a/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenAclog.java b/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenAclog.java
index e10ba654..97867e2a 100644
--- a/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenAclog.java
+++ b/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenAclog.java
@@ -56,6 +56,6 @@ public class UserCommandOpenAclog extends UserCommand {
 
     @Override
     public boolean execute() {
-        return new CommandOpenURL(getActivity(), TwitterUtils.getAclogTimelineURL(getUser().getScreenName())).execute();
+        return new CommandOpenURL(getActivity(), getUser().getAclogTimelineURL()).execute();
     }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenFavstar.java b/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenFavstar.java
index da55fe5e..a91694db 100644
--- a/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenFavstar.java
+++ b/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenFavstar.java
@@ -56,6 +56,6 @@ public class UserCommandOpenFavstar extends UserCommand {
 
     @Override
     public boolean execute() {
-        return new CommandOpenURL(getActivity(), TwitterUtils.getFavstarRecentURL(getUser().getScreenName())).execute();
+        return new CommandOpenURL(getActivity(), getUser().getFavstarRecentURL()).execute();
     }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenTwilog.java b/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenTwilog.java
index 584e1bae..e998d40b 100644
--- a/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenTwilog.java
+++ b/app/src/main/java/net/lacolaco/smileessence/command/user/UserCommandOpenTwilog.java
@@ -56,6 +56,6 @@ public class UserCommandOpenTwilog extends UserCommand {
 
     @Override
     public boolean execute() {
-        return new CommandOpenURL(getActivity(), TwitterUtils.getTwilogURL(getUser().getScreenName())).execute();
+        return new CommandOpenURL(getActivity(), getUser().getTwilogURL()).execute();
     }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/entity/Account.java b/app/src/main/java/net/lacolaco/smileessence/entity/Account.java
index bcb1d6cb..d5cc6b1b 100644
--- a/app/src/main/java/net/lacolaco/smileessence/entity/Account.java
+++ b/app/src/main/java/net/lacolaco/smileessence/entity/Account.java
@@ -28,6 +28,11 @@ import com.activeandroid.Model;
 import com.activeandroid.annotation.Column;
 import com.activeandroid.annotation.Table;
 import com.activeandroid.query.Delete;
+import net.lacolaco.smileessence.twitter.task.ShowDirectMessageTask;
+import net.lacolaco.smileessence.twitter.task.ShowStatusTask;
+import net.lacolaco.smileessence.twitter.task.ShowUserTask;
+import net.lacolaco.smileessence.twitter.task.TwitterTask;
+import net.lacolaco.smileessence.util.Consumer;
 import twitter4j.Twitter;
 import twitter4j.TwitterFactory;
 import twitter4j.TwitterStream;
@@ -48,6 +53,8 @@ public class Account extends Model {
     @Column(name = "ScreenName", notNull = true)
     public String screenName;
 
+    private User user;
+
     // -------------------------- STATIC METHODS --------------------------
 
     public Account() {
@@ -79,4 +86,117 @@ public class Account extends Model {
         stream.setOAuthAccessToken(new AccessToken(accessToken, accessSecret));
         return stream;
     }
+
+    public User getCachedUser() {
+        if (user == null) {
+            user = User.fetch(userID); // 強い参照をもたせる
+        }
+        return user; // null かも
+    }
+
+    public void tryGetMessage(long messageID, final MessageCallback callback) {
+        DirectMessage message = DirectMessage.fetch(messageID);
+        if (message != null) {
+            callback.success(message);
+        } else {
+            ShowDirectMessageTask task = new ShowDirectMessageTask(getTwitter(), messageID) {
+                @Override
+                protected void onPostExecute(DirectMessage directMessage) {
+                    super.onPostExecute(directMessage);
+                    if (directMessage != null) {
+                        callback.success(directMessage);
+                    } else {
+                        callback.error();
+                    }
+                }
+            };
+            task.execute();
+        }
+    }
+
+    /**
+     * Get status from api if not cached
+     */
+    public void tryGetUser(long userID, final UserCallback callback) {
+        User user = User.fetch(userID);
+        if (user != null) {
+            callback.success(user);
+            ShowUserTask task = new ShowUserTask(getTwitter(), userID);
+            task.execute();
+        } else {
+            ShowUserTask task = new ShowUserTask(getTwitter(), userID) {
+                @Override
+                protected void onPostExecute(User user) {
+                    super.onPostExecute(user);
+                    if (user != null) {
+                        callback.success(user);
+                    } else {
+                        callback.error();
+                    }
+
+                }
+            };
+            task.execute();
+        }
+    }
+
+    public void fetchTweet(long statusId, Consumer<Tweet> callback, boolean forceRetrieve) {
+        Tweet tweet = Tweet.fetch(statusId);
+        if (forceRetrieve || tweet == null) {
+            new ShowStatusTask(getTwitter(), statusId) {
+                @Override
+                protected void onPostExecute(Tweet tweet) {
+                    callback.accept(tweet);
+                }
+            }.execute();
+        } else {
+            callback.accept(tweet);
+        }
+    }
+    public void fetchTweet(long statusId, Consumer<Tweet> callback) {
+        fetchTweet(statusId, callback, false);
+    }
+
+    public TwitterTask<Tweet> tryGetStatus(long statusID, final StatusCallback callback) {
+        ShowStatusTask task;
+        Tweet tweet = Tweet.fetch(statusID);
+        if (tweet != null) {
+            callback.success(tweet);
+            //update cache
+            task = new ShowStatusTask(getTwitter(), statusID);
+        } else {
+            task = new ShowStatusTask(getTwitter(), statusID) {
+                @Override
+                protected void onPostExecute(Tweet tweet) {
+                    if (tweet != null) {
+                        callback.success(tweet);
+                    } else {
+                        callback.error();
+                    }
+                }
+            };
+        }
+        return (TwitterTask<Tweet>) task.execute();
+    }
+
+    public interface StatusCallback {
+
+        void success(Tweet status);
+
+        void error();
+    }
+
+    public interface UserCallback {
+
+        void success(User user);
+
+        void error();
+    }
+
+    public interface MessageCallback {
+
+        void success(DirectMessage message);
+
+        void error();
+    }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/entity/DirectMessage.java b/app/src/main/java/net/lacolaco/smileessence/entity/DirectMessage.java
index e5288f29..1f31171f 100644
--- a/app/src/main/java/net/lacolaco/smileessence/entity/DirectMessage.java
+++ b/app/src/main/java/net/lacolaco/smileessence/entity/DirectMessage.java
@@ -5,6 +5,7 @@ import com.google.common.cache.CacheBuilder;
 import net.lacolaco.smileessence.util.ListUtils;
 import twitter4j.*;
 
+import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 
@@ -105,4 +106,33 @@ public class DirectMessage {
     public SymbolEntity[] getSymbols() {
         return symbols;
     }
+
+    public List<String> getMentioningScreenNames(String excludeScreenName) {
+        List<String> names = getMentioningScreenNames();
+        if (excludeScreenName != null) {
+            names.remove(excludeScreenName);
+        }
+        return names;
+    }
+
+    public List<String> getMentioningScreenNames() {
+        List<String> names = new ArrayList<>();
+        names.add(getSender().getScreenName());
+        if (getSender() != getRecipient()) {
+            names.add(getRecipient().getScreenName());
+        }
+        if (getMentions() != null) {
+            for (UserMentionEntity entity : getMentions()) {
+                if (names.contains(entity.getScreenName())) {
+                    continue;
+                }
+                names.add(entity.getScreenName());
+            }
+        }
+        return names;
+    }
+
+    public String getMessageSummary() {
+        return String.format("@%s: %s", getSender().getScreenName(), getText());
+    }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/entity/Tweet.java b/app/src/main/java/net/lacolaco/smileessence/entity/Tweet.java
index 1d82e268..3d0cf8d3 100644
--- a/app/src/main/java/net/lacolaco/smileessence/entity/Tweet.java
+++ b/app/src/main/java/net/lacolaco/smileessence/entity/Tweet.java
@@ -6,6 +6,7 @@ import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.util.ListUtils;
 import twitter4j.*;
 
+import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 
@@ -150,4 +151,25 @@ public class Tweet {
     public long getInReplyTo() {
         return inReplyTo;
     }
+
+    public List<String> getMentioningScreenNames(String excludeScreenName) {
+        List<String> names = getMentioningScreenNames();
+        if (excludeScreenName != null) {
+            names.remove(excludeScreenName);
+        }
+        return names;
+    }
+
+    public List<String> getMentioningScreenNames() {
+        List<String> names = new ArrayList<>();
+        names.add(getUser().getScreenName());
+        if (getMentions() != null) {
+            for (UserMentionEntity entity : getMentions()) {
+                if (!names.contains(entity.getScreenName())) {
+                    names.add(entity.getScreenName());
+                }
+            }
+        }
+        return names;
+    }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/entity/User.java b/app/src/main/java/net/lacolaco/smileessence/entity/User.java
index 04f3e4fc..73e94ae4 100644
--- a/app/src/main/java/net/lacolaco/smileessence/entity/User.java
+++ b/app/src/main/java/net/lacolaco/smileessence/entity/User.java
@@ -131,4 +131,21 @@ public class User {
     public boolean isVerified() {
         return isVerified;
     }
+
+
+    public String getUserHomeURL() {
+        return String.format("https://twitter.com/%s", getScreenName());
+    }
+
+    public String getAclogTimelineURL() {
+        return String.format("http://aclog.koba789.com/%s/timeline", getScreenName());
+    }
+
+    public String getFavstarRecentURL() {
+        return String.format("http://favstar.fm/users/%s/recent", getScreenName());
+    }
+
+    public String getTwilogURL() {
+        return String.format("http://twilog.org/%s", getScreenName());
+    }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/twitter/util/TwitterUtils.java b/app/src/main/java/net/lacolaco/smileessence/twitter/util/TwitterUtils.java
index 1886508c..4d957f0b 100644
--- a/app/src/main/java/net/lacolaco/smileessence/twitter/util/TwitterUtils.java
+++ b/app/src/main/java/net/lacolaco/smileessence/twitter/util/TwitterUtils.java
@@ -45,154 +45,9 @@ import java.util.ArrayList;
 import java.util.Collection;
 
 public class TwitterUtils {
-
     // -------------------------- STATIC METHODS --------------------------
 
     /**
-     * Get twitter style fixed text length
-     *
-     * @return length
-     */
-    public static int getFixedTextLength(String str) {
-        Validator validator = new Validator();
-        return validator.getTweetLength(str);
-    }
-
-    /**
-     * Get status from api if not cached
-     */
-    public static TwitterTask<Tweet> tryGetStatus(Account account, long statusID, final StatusCallback callback) {
-        ShowStatusTask task;
-        Tweet tweet = Tweet.fetch(statusID);
-        if (tweet != null) {
-            callback.success(tweet);
-            //update cache
-            task = new ShowStatusTask(account.getTwitter(), statusID);
-        } else {
-            task = new ShowStatusTask(account.getTwitter(), statusID) {
-                @Override
-                protected void onPostExecute(Tweet tweet) {
-                    if (tweet != null) {
-                        callback.success(tweet);
-                    } else {
-                        callback.error();
-                    }
-                }
-            };
-        }
-        return (TwitterTask<Tweet>) task.execute();
-    }
-
-    /**
-     * Get status from api if not cached
-     */
-    public static void tryGetUser(Account account, long userID, final UserCallback callback) {
-        User user = User.fetch(userID);
-        if (user != null) {
-            callback.success(user);
-            ShowUserTask task = new ShowUserTask(account.getTwitter(), userID);
-            task.execute();
-        } else {
-            ShowUserTask task = new ShowUserTask(account.getTwitter(), userID) {
-                @Override
-                protected void onPostExecute(User user) {
-                    super.onPostExecute(user);
-                    if (user != null) {
-                        callback.success(user);
-                    } else {
-                        callback.error();
-                    }
-
-                }
-            };
-            task.execute();
-        }
-    }
-
-    /**
-     * Get direct message from api if not cached
-     */
-    public static void tryGetMessage(Account account, long messageID, final MessageCallback callback) {
-        DirectMessage message = DirectMessage.fetch(messageID);
-        if (message != null) {
-            callback.success(message);
-        } else {
-            ShowDirectMessageTask task = new ShowDirectMessageTask(account.getTwitter(), messageID) {
-                @Override
-                protected void onPostExecute(DirectMessage directMessage) {
-                    super.onPostExecute(directMessage);
-                    if (directMessage != null) {
-                        callback.success(directMessage);
-                    } else {
-                        callback.error();
-                    }
-                }
-            };
-            task.execute();
-        }
-    }
-
-    /**
-     * Get array of screenName in own text
-     *
-     * @param tweet            tweet
-     * @param excludeScreenName
-     * @return
-     */
-    public static Collection<String> getScreenNames(Tweet tweet, String excludeScreenName) {
-        ArrayList<String> names = new ArrayList<>();
-        names.add(tweet.getUser().getScreenName());
-        if (tweet.getMentions() != null) {
-            for (UserMentionEntity entity : tweet.getMentions()) {
-                if (names.contains(entity.getScreenName())) {
-                    continue;
-                }
-                names.add(entity.getScreenName());
-            }
-        }
-        if (excludeScreenName != null) {
-            names.remove(excludeScreenName);
-        }
-        return names;
-    }
-
-    public static Collection<String> getScreenNames(DirectMessage message, String excludeScreenName) {
-        ArrayList<String> names = new ArrayList<>();
-        names.add(message.getSender().getScreenName());
-        if (!message.getRecipient().getScreenName().equals(message.getSender().getScreenName())) {
-            names.add(message.getRecipient().getScreenName());
-        }
-        if (message.getMentions() != null) {
-            for (UserMentionEntity entity : message.getMentions()) {
-                if (names.contains(entity.getScreenName())) {
-                    continue;
-                }
-                names.add(entity.getScreenName());
-            }
-        }
-        if (excludeScreenName != null) {
-            names.remove(excludeScreenName);
-        }
-        return names;
-    }
-
-    public static String getUserHomeURL(String screenName) {
-        return String.format("https://twitter.com/%s", screenName);
-    }
-
-    public static String getAclogTimelineURL(String screenName) {
-        return String.format("http://aclog.koba789.com/%s/timeline", screenName);
-    }
-
-    public static String getFavstarRecentURL(String screenName) {
-        return String.format("http://favstar.fm/users/%s/recent", screenName);
-    }
-
-    public static String getTwilogURL(String screenName) {
-        return String.format("http://twilog.org/%s", screenName);
-    }
-
-    /**
      * Replace urls by entities
      *
      * @param text     raw text
@@ -222,31 +77,4 @@ public class TwitterUtils {
     public static int getPagingCount(MainActivity activity) {
         return UserPreferenceHelper.getInstance().get(R.string.key_setting_timelines, 20);
     }
-
-    public static String getMessageSummary(DirectMessage message) {
-        return String.format("@%s: %s", message.getSender().getScreenName(), message.getText());
-    }
-
-    // -------------------------- INNER CLASSES --------------------------
-
-    public interface StatusCallback {
-
-        void success(Tweet status);
-
-        void error();
-    }
-
-    public interface UserCallback {
-
-        void success(User user);
-
-        void error();
-    }
-
-    public interface MessageCallback {
-
-        void success(DirectMessage message);
-
-        void error();
-    }
 }
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/PostFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/PostFragment.java
index 2fb4ea9e..439c8c56 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/PostFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/PostFragment.java
@@ -46,7 +46,6 @@ import net.lacolaco.smileessence.entity.Tweet;
 import net.lacolaco.smileessence.logging.Logger;
 import net.lacolaco.smileessence.preference.UserPreferenceHelper;
 import net.lacolaco.smileessence.twitter.task.TweetTask;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.util.BitmapThumbnailTask;
 import net.lacolaco.smileessence.util.IntentUtils;
 import net.lacolaco.smileessence.util.UIHandler;
@@ -144,7 +143,7 @@ public class PostFragment extends PageFragment implements TextWatcher, View.OnFo
             if (postState.getInReplyToStatusID() >= 0) {
                 viewGroupReply.setVisibility(View.VISIBLE);
                 final Account account = activity.getCurrentAccount();
-                TwitterUtils.tryGetStatus(account, postState.getInReplyToStatusID(), new TwitterUtils.StatusCallback() {
+                account.tryGetStatus(postState.getInReplyToStatusID(), new Account.StatusCallback() {
                     @Override
                     public void success(Tweet tweet) {
                         View header = viewGroupReply.findViewById(R.id.layout_post_reply_status);
@@ -188,9 +187,10 @@ public class PostFragment extends PageFragment implements TextWatcher, View.OnFo
     }
 
     public void updateTextCount(CharSequence s) {
-        int remainingCount = 140 - TwitterUtils.getFixedTextLength(s.toString());
+        Validator validator = new Validator();
+        int remainingCount = 140 - validator.getTweetLength(s.toString());
         if (!TextUtils.isEmpty(PostState.getState().getMediaFilePath())) {
-            remainingCount -= new Validator().getShortUrlLength();
+            remainingCount -= validator.getShortUrlLength();
         }
         textViewCount.setText(String.valueOf(remainingCount));
         if (remainingCount == 140) {
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageDetailDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageDetailDialogFragment.java
index 7fe1c5cd..676c2db0 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageDetailDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageDetailDialogFragment.java
@@ -41,7 +41,6 @@ import net.lacolaco.smileessence.command.CommandOpenURL;
 import net.lacolaco.smileessence.entity.Account;
 import net.lacolaco.smileessence.notification.Notificator;
 import net.lacolaco.smileessence.twitter.task.DeleteMessageTask;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.view.DialogHelper;
 import net.lacolaco.smileessence.view.adapter.MessageListAdapter;
 import net.lacolaco.smileessence.view.listener.ListItemClickListener;
@@ -80,7 +79,7 @@ public class MessageDetailDialogFragment extends StackableDialogFragment impleme
     public void onClick(final View v) {
         final MainActivity activity = (MainActivity) getActivity();
         final Account account = activity.getCurrentAccount();
-        TwitterUtils.tryGetMessage(account, getMessageID(), new TwitterUtils.MessageCallback() {
+        account.tryGetMessage(getMessageID(), new Account.MessageCallback() {
             @Override
             public void success(DirectMessage message) {
                 switch (v.getId()) {
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageMenuDialogFragment.java
index d2c487b3..dcf24f38 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageMenuDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/MessageMenuDialogFragment.java
@@ -34,7 +34,6 @@ import net.lacolaco.smileessence.command.CommandOpenURL;
 import net.lacolaco.smileessence.command.CommandOpenUserDetail;
 import net.lacolaco.smileessence.command.CommandSaveAsTemplate;
 import net.lacolaco.smileessence.entity.Account;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
 
 import java.util.ArrayList;
@@ -70,7 +69,7 @@ public class MessageMenuDialogFragment extends MenuDialogFragment {
         final MainActivity activity = (MainActivity) getActivity();
         final Account account = activity.getCurrentAccount();
 
-        TwitterUtils.tryGetMessage(account, getMessageID(), new TwitterUtils.MessageCallback() {
+        account.tryGetMessage(getMessageID(), new Account.MessageCallback() {
             @Override
             public void success(DirectMessage message) {
                 List<Command> commands = getCommands(activity, message, account);
@@ -93,7 +92,7 @@ public class MessageMenuDialogFragment extends MenuDialogFragment {
     public void addBottomCommands(Activity activity, DirectMessage message, Account account, ArrayList<Command> commands) {
         commands.add(new CommandSaveAsTemplate(activity, message.getText()));
         //User
-        for (String screenName : TwitterUtils.getScreenNames(message, null)) {
+        for (String screenName : message.getMentioningScreenNames()) {
             commands.add(new CommandOpenUserDetail(activity, screenName, account));
         }
         for (Command command : getHashtagCommands(activity, message)) {
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/SendMessageDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/SendMessageDialogFragment.java
index 8e9c9402..acd9420b 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/SendMessageDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/SendMessageDialogFragment.java
@@ -43,7 +43,6 @@ import com.twitter.Validator;
 import net.lacolaco.smileessence.R;
 import net.lacolaco.smileessence.activity.MainActivity;
 import net.lacolaco.smileessence.twitter.task.SendMessageTask;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.data.PostState;
 
 import twitter4j.Twitter;
@@ -94,9 +93,10 @@ public class SendMessageDialogFragment extends StackableDialogFragment implement
 
     @Override
     public void onTextChanged(CharSequence s, int start, int before, int count) {
-        int remainingCount = 140 - TwitterUtils.getFixedTextLength(s.toString());
+        Validator validator = new Validator();
+        int remainingCount = 140 - validator.getTweetLength(s.toString());
         if (!TextUtils.isEmpty(PostState.getState().getMediaFilePath())) {
-            remainingCount -= new Validator().getShortUrlLength();
+            remainingCount -= validator.getShortUrlLength();
         }
         textViewCount.setText(String.valueOf(remainingCount));
         if (remainingCount == 140) {
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusDetailDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusDetailDialogFragment.java
index 2965c465..d21c67c7 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusDetailDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusDetailDialogFragment.java
@@ -48,7 +48,6 @@ import net.lacolaco.smileessence.twitter.task.DeleteStatusTask;
 import net.lacolaco.smileessence.twitter.task.FavoriteTask;
 import net.lacolaco.smileessence.twitter.task.RetweetTask;
 import net.lacolaco.smileessence.twitter.task.UnfavoriteTask;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.view.DialogHelper;
 import net.lacolaco.smileessence.data.PostState;
 import net.lacolaco.smileessence.view.adapter.StatusListAdapter;
@@ -135,7 +134,7 @@ public class StatusDetailDialogFragment extends StackableDialogFragment implemen
         if (inReplyToStatusId == -1) {
             listView.setVisibility(View.GONE);
         } else {
-            TwitterUtils.tryGetStatus(account, inReplyToStatusId, new TwitterUtils.StatusCallback() {
+            account.tryGetStatus(inReplyToStatusId, new Account.StatusCallback() {
                 @Override
                 public void success(Tweet tweet) {
                     adapter.addToTop(new StatusViewModel(tweet));
@@ -272,7 +271,7 @@ public class StatusDetailDialogFragment extends StackableDialogFragment implemen
         if (account.userID == originalTweet.getUser().getId()) {
             builder.addScreenName(account.screenName);
         }
-        builder.addScreenNames(TwitterUtils.getScreenNames(originalTweet, account.screenName));
+        builder.addScreenNames(originalTweet.getMentioningScreenNames(account.screenName));
 
         String text = builder.buildText();
         int selStart = originalTweet.getUser().getScreenName().length() + 2; // "@" and " "
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusMenuDialogFragment.java
index e73f03b4..77c3ea29 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusMenuDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/StatusMenuDialogFragment.java
@@ -35,7 +35,6 @@ import net.lacolaco.smileessence.command.CommandOpenUserDetail;
 import net.lacolaco.smileessence.command.CommandSaveAsTemplate;
 import net.lacolaco.smileessence.entity.Account;
 import net.lacolaco.smileessence.entity.Tweet;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
 
 import java.util.ArrayList;
@@ -43,7 +42,6 @@ import java.util.List;
 
 import twitter4j.HashtagEntity;
 import twitter4j.MediaEntity;
-import twitter4j.Status;
 import twitter4j.URLEntity;
 
 public class StatusMenuDialogFragment extends MenuDialogFragment {
@@ -88,7 +86,7 @@ public class StatusMenuDialogFragment extends MenuDialogFragment {
     public void addBottomCommands(Activity activity, Tweet tweet, Account account, ArrayList<Command> commands) {
         commands.add(new CommandSaveAsTemplate(activity, tweet.getOriginalTweet().getText()));
         //User
-        for (String screenName : TwitterUtils.getScreenNames(tweet, null)) {
+        for (String screenName : tweet.getMentioningScreenNames()) {
             commands.add(new CommandOpenUserDetail(activity, screenName, account));
         }
         for (Command command : getHashtagCommands(activity, tweet)) {
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserDetailDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserDetailDialogFragment.java
index 146d3d8d..e7be7485 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserDetailDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserDetailDialogFragment.java
@@ -115,7 +115,7 @@ public class UserDetailDialogFragment extends StackableDialogFragment implements
     public void onClick(final View v) {
         final MainActivity activity = (MainActivity) getActivity();
         final Account account = activity.getCurrentAccount();
-        TwitterUtils.tryGetUser(account, getUserID(), new TwitterUtils.UserCallback() {
+        account.tryGetUser(getUserID(), new Account.UserCallback() {
             @Override
             public void success(final User user) {
                 switch (v.getId()) {
@@ -128,23 +128,23 @@ public class UserDetailDialogFragment extends StackableDialogFragment implements
                         break;
                     }
                     case R.id.textview_user_detail_screenname: {
-                        openUrl(TwitterUtils.getUserHomeURL(user.getScreenName()));
+                        openUrl(user.getUserHomeURL());
                         break;
                     }
                     case R.id.textview_user_detail_tweet_count: {
-                        openUrl(TwitterUtils.getUserHomeURL(user.getScreenName()));
+                        openUrl(user.getUserHomeURL());
                         break;
                     }
                     case R.id.textview_user_detail_friend_count: {
-                        openUrl(String.format("%s/following", TwitterUtils.getUserHomeURL(user.getScreenName())));
+                        openUrl(String.format("%s/following", user.getUserHomeURL()));
                         break;
                     }
                     case R.id.textview_user_detail_follower_count: {
-                        openUrl(String.format("%s/followers", TwitterUtils.getUserHomeURL(user.getScreenName())));
+                        openUrl(String.format("%s/followers", user.getUserHomeURL()));
                         break;
                     }
                     case R.id.textview_user_detail_favorite_count: {
-                        openUrl(String.format("%s/favorites", TwitterUtils.getUserHomeURL(user.getScreenName())));
+                        openUrl(String.format("%s/favorites", user.getUserHomeURL()));
                         break;
                     }
                     case R.id.button_user_detail_follow: {
@@ -252,7 +252,7 @@ public class UserDetailDialogFragment extends StackableDialogFragment implements
         tabHost.setCurrentTab(0);
 
         final Account account = activity.getCurrentAccount();
-        TwitterUtils.tryGetUser(account, getUserID(), new TwitterUtils.UserCallback() {
+        account.tryGetUser(getUserID(), new Account.UserCallback() {
             @Override
             public void success(User user) {
                 try {
@@ -296,7 +296,7 @@ public class UserDetailDialogFragment extends StackableDialogFragment implements
         }
         String html = description;
         html = html.replaceAll("https?://[\\w/:%#\\$&\\?\\(\\)~\\.=\\+\\-]+", "<a href=\"$0\">$0</a>");
-        html = html.replaceAll("@([a-zA-Z0-9_]+)", "<a href=\"" + TwitterUtils.getUserHomeURL("$1") + "\">$0</a>");
+        html = html.replaceAll("@([a-zA-Z0-9_]+)", "<a href=\"https://twitter.com/$1\">$0</a>");
         html = html.replaceAll("\r\n", "<br />");
         return html;
     }
diff --git a/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserMenuDialogFragment.java b/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserMenuDialogFragment.java
index 0883b99e..c8005e62 100644
--- a/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserMenuDialogFragment.java
+++ b/app/src/main/java/net/lacolaco/smileessence/view/dialog/UserMenuDialogFragment.java
@@ -32,7 +32,6 @@ import net.lacolaco.smileessence.command.Command;
 import net.lacolaco.smileessence.command.CommandSearchOnTwitter;
 import net.lacolaco.smileessence.entity.Account;
 import net.lacolaco.smileessence.entity.User;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.view.adapter.CustomListAdapter;
 
 import java.util.ArrayList;
@@ -63,7 +62,7 @@ public class UserMenuDialogFragment extends MenuDialogFragment {
         final MainActivity activity = (MainActivity) getActivity();
         final Account account = activity.getCurrentAccount();
 
-        TwitterUtils.tryGetUser(account, getUserID(), new TwitterUtils.UserCallback() {
+        account.tryGetUser(getUserID(), new Account.UserCallback() {
             @Override
             public void success(User user) {
                 List<Command> commands = getCommands(activity, user, account);
diff --git a/app/src/main/java/net/lacolaco/smileessence/viewmodel/StatusViewModel.java b/app/src/main/java/net/lacolaco/smileessence/viewmodel/StatusViewModel.java
index 2385019d..5680ccc7 100644
--- a/app/src/main/java/net/lacolaco/smileessence/viewmodel/StatusViewModel.java
+++ b/app/src/main/java/net/lacolaco/smileessence/viewmodel/StatusViewModel.java
@@ -43,7 +43,6 @@ import net.lacolaco.smileessence.data.ImageCache;
 import net.lacolaco.smileessence.entity.Account;
 import net.lacolaco.smileessence.entity.Tweet;
 import net.lacolaco.smileessence.preference.UserPreferenceHelper;
-import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.util.Morse;
 import net.lacolaco.smileessence.util.NameStyles;
 import net.lacolaco.smileessence.util.StringUtils;
@@ -221,7 +220,7 @@ public class StatusViewModel implements IViewModel {
                 embeddedStatus.setVisibility(View.VISIBLE);
                 final Account account = ((MainActivity) activity).getCurrentAccount();
                 for (long id : embeddedStatusIDs) {
-                    AsyncTask task = TwitterUtils.tryGetStatus(account, id, new TwitterUtils.StatusCallback() {
+                    AsyncTask task = account.tryGetStatus(id, new Account.StatusCallback() {
                         @Override
                         public void success(Tweet tweet) {
                             StatusViewModel viewModel = new StatusViewModel(tweet);
diff --git a/app/src/main/java/net/lacolaco/smileessence/viewmodel/menu/MainActivityMenuHelper.java b/app/src/main/java/net/lacolaco/smileessence/viewmodel/menu/MainActivityMenuHelper.java
index aa02ded6..9838500c 100644
--- a/app/src/main/java/net/lacolaco/smileessence/viewmodel/menu/MainActivityMenuHelper.java
+++ b/app/src/main/java/net/lacolaco/smileessence/viewmodel/menu/MainActivityMenuHelper.java
@@ -32,6 +32,8 @@ import android.view.SubMenu;
 import net.lacolaco.smileessence.R;
 import net.lacolaco.smileessence.activity.*;
 import net.lacolaco.smileessence.command.CommandOpenURL;
+import net.lacolaco.smileessence.entity.User;
+import net.lacolaco.smileessence.notification.Notificator;
 import net.lacolaco.smileessence.twitter.util.TwitterUtils;
 import net.lacolaco.smileessence.data.PostState;
 
@@ -71,6 +73,7 @@ public class MainActivityMenuHelper {
     }
 
     public static boolean onItemSelected(MainActivity activity, MenuItem item) {
+        User user = activity.getCurrentAccount().getCachedUser();
         switch (item.getItemId()) {
             case R.id.actionbar_post: {
                 openPostPage(activity);
@@ -106,15 +109,27 @@ public class MainActivityMenuHelper {
                 return true;
             }
             case R.id.actionbar_favstar: {
-                new CommandOpenURL(activity, TwitterUtils.getFavstarRecentURL(activity.getCurrentAccount().screenName)).execute();
+                if (user == null) {
+                    Notificator.getInstance().publish(R.string.notice_application_starting);
+                } else {
+                    new CommandOpenURL(activity, user.getFavstarRecentURL()).execute();
+                }
                 return true;
             }
             case R.id.actionbar_aclog: {
-                new CommandOpenURL(activity, TwitterUtils.getAclogTimelineURL(activity.getCurrentAccount().screenName)).execute();
+                if (user == null) {
+                    Notificator.getInstance().publish(R.string.notice_application_starting);
+                } else {
+                    new CommandOpenURL(activity, user.getAclogTimelineURL()).execute();
+                }
                 return true;
             }
             case R.id.actionbar_twilog: {
-                new CommandOpenURL(activity, TwitterUtils.getTwilogURL(activity.getCurrentAccount().screenName)).execute();
+                if (user == null) {
+                    Notificator.getInstance().publish(R.string.notice_application_starting);
+                } else {
+                    new CommandOpenURL(activity, user.getTwilogURL()).execute();
+                }
                 return true;
             }
             case R.id.actionbar_report: {