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package org.wordpress.android.datasets;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteStatement;
import org.wordpress.android.models.ReaderUser;
import org.wordpress.android.models.ReaderUserIdList;
import org.wordpress.android.models.ReaderUserList;
import org.wordpress.android.models.AccountHelper;
import org.wordpress.android.util.GravatarUtils;
import org.wordpress.android.util.SqlUtils;
import java.util.ArrayList;
/**
* stores info about the current user and liking users
*/
public class ReaderUserTable {
protected static void createTables(SQLiteDatabase db) {
db.execSQL("CREATE TABLE tbl_users ("
+ " user_id INTEGER PRIMARY KEY,"
+ " blog_id INTEGER DEFAULT 0,"
+ " user_name TEXT,"
+ " display_name TEXT COLLATE NOCASE,"
+ " url TEXT,"
+ " profile_url TEXT,"
+ " avatar_url TEXT)");
}
protected static void dropTables(SQLiteDatabase db) {
db.execSQL("DROP TABLE IF EXISTS tbl_users");
}
public static void addOrUpdateUser(ReaderUser user) {
if (user==null)
return;
ReaderUserList users = new ReaderUserList();
users.add(user);
addOrUpdateUsers(users);
}
private static final String COLUMN_NAMES =
" user_id," // 1
+ " blog_id," // 2
+ " user_name," // 3
+ " display_name," // 4
+ " url," // 5
+ " profile_url," // 6
+ " avatar_url"; // 7
public static void addOrUpdateUsers(ReaderUserList users) {
if (users==null || users.size()==0)
return;
SQLiteDatabase db = ReaderDatabase.getWritableDb();
db.beginTransaction();
SQLiteStatement stmt = db.compileStatement("INSERT OR REPLACE INTO tbl_users (" + COLUMN_NAMES + ") VALUES (?1,?2,?3,?4,?5,?6,?7)");
try {
for (ReaderUser user: users) {
stmt.bindLong (1, user.userId);
stmt.bindLong (2, user.blogId);
stmt.bindString(3, user.getUserName());
stmt.bindString(4, user.getDisplayName());
stmt.bindString(5, user.getUrl());
stmt.bindString(6, user.getProfileUrl());
stmt.bindString(7, user.getAvatarUrl());
stmt.execute();
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
SqlUtils.closeStatement(stmt);
}
}
/*
* returns avatar urls for the passed user ids - used by post detail to show avatars for liking users
*/
public static ArrayList<String> getAvatarUrls(ReaderUserIdList userIds, int max, int avatarSz) {
ArrayList<String> avatars = new ArrayList<String>();
if (userIds==null || userIds.size()==0)
return avatars;
StringBuilder sb = new StringBuilder("SELECT user_id, avatar_url FROM tbl_users WHERE user_id IN (");
// make sure current user's avatar is returned if the passed list contains them - this is
// important since it may not otherwise be returned when a "max" is passed, and we want
// the current user to appear first in post detail when they like a post
long currentUserId = AccountHelper.getDefaultAccount().getUserId();
boolean containsCurrentUser = userIds.contains(currentUserId);
if (containsCurrentUser)
sb.append(currentUserId);
int numAdded = (containsCurrentUser ? 1 : 0);
for (Long id: userIds) {
// skip current user since we added them already
if (id!=currentUserId) {
if (numAdded > 0)
sb.append(",");
sb.append(id);
numAdded++;
if (max > 0 && numAdded >= max)
break;
}
}
sb.append(")");
Cursor c = ReaderDatabase.getReadableDb().rawQuery(sb.toString(), null);
try {
if (c.moveToFirst()) {
do {
long userId = c.getLong(0);
String url = GravatarUtils.fixGravatarUrl(c.getString(1), avatarSz);
// add current user to the top
if (userId==currentUserId) {
avatars.add(0, url);
} else {
avatars.add(url);
}
} while (c.moveToNext());
}
return avatars;
} finally {
SqlUtils.closeCursor(c);
}
}
public static ReaderUser getCurrentUser() {
return getUser(AccountHelper.getDefaultAccount().getUserId());
}
private static ReaderUser getUser(long userId) {
String args[] = {Long.toString(userId)};
Cursor c = ReaderDatabase.getReadableDb().rawQuery("SELECT * FROM tbl_users WHERE user_id=?", args);
try {
if (!c.moveToFirst())
return null;
return getUserFromCursor(c);
} finally {
SqlUtils.closeCursor(c);
}
}
private static String getAvatarForUser(long userId) {
String args[] = {Long.toString(userId)};
return SqlUtils.stringForQuery(ReaderDatabase.getReadableDb(), "SELECT avatar_url FROM tbl_users WHERE user_id=?", args);
}
public static ReaderUserList getUsersWhoLikePost(long blogId, long postId, int max) {
String[] args = {Long.toString(blogId), Long.toString(postId)};
String sql = "SELECT * from tbl_users WHERE user_id IN (SELECT user_id FROM tbl_post_likes WHERE blog_id=? AND post_id=?) ORDER BY display_name";
if (max > 0) {
sql += " LIMIT " + Integer.toString(max);
}
Cursor c = ReaderDatabase.getReadableDb().rawQuery(sql, args);
try {
ReaderUserList users = new ReaderUserList();
if (c.moveToFirst()) {
do {
users.add(getUserFromCursor(c));
} while (c.moveToNext());
}
return users;
} finally {
SqlUtils.closeCursor(c);
}
}
public static ReaderUserList getUsersWhoLikeComment(long blogId, long commentId, int max) {
String[] args = {Long.toString(blogId),
Long.toString(commentId)};
String sql = "SELECT * from tbl_users WHERE user_id IN"
+ " (SELECT user_id FROM tbl_comment_likes WHERE blog_id=? AND comment_id=?)"
+ " ORDER BY display_name";
if (max > 0) {
sql += " LIMIT " + Integer.toString(max);
}
Cursor c = ReaderDatabase.getReadableDb().rawQuery(sql, args);
try {
ReaderUserList users = new ReaderUserList();
if (c.moveToFirst()) {
do {
users.add(getUserFromCursor(c));
} while (c.moveToNext());
}
return users;
} finally {
SqlUtils.closeCursor(c);
}
}
private static ReaderUser getUserFromCursor(Cursor c) {
ReaderUser user = new ReaderUser();
user.userId = c.getLong(c.getColumnIndex("user_id"));
user.blogId = c.getLong(c.getColumnIndex("blog_id"));
user.setUserName(c.getString(c.getColumnIndex("user_name")));
user.setDisplayName(c.getString(c.getColumnIndex("display_name")));
user.setUrl(c.getString(c.getColumnIndex("url")));
user.setProfileUrl(c.getString(c.getColumnIndex("profile_url")));
user.setAvatarUrl(c.getString(c.getColumnIndex("avatar_url")));
return user;
}
}
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