Finish refactoring existing functions from database.js

database.js

@@ -638,6 +638,8 @@ Database.prototype.clearChannelNameBan = function (channame, name,
 
 /* REGION users */
 
+/* email and profile */
+
 Database.prototype.getUserProfile = function (name, callback) {
     var self = this;
     if(typeof callback !== "function")
@@ -682,6 +684,8 @@ Database.prototype.setUserEmail = function (name, email, callback) {
     self.query(query, [email, name], callback);
 };
 
+/* password recovery */
+
 Database.prototype.genPasswordReset = function (ip, name, email, callback) {
     var self = this;
     if(typeof callback !== "function")
@@ -791,6 +795,8 @@ Database.prototype.resetUserPassword = function (name, callback) {
     });
 };
 
+/* user playlists */
+
 Database.prototype.listUserPlaylists = function (name, callback) {
     var self = this;
     if(typeof callback !== "function")
@@ -859,4 +865,92 @@ Database.prototype.saveUserPlaylist = function (pl, username, plname,
     self.query(query, params, callback);
 };
 
+Database.prototype.deleteUserPlaylist = function (username, plname,
+                                                  callback) {
+    var self = this;
+    if(typeof callback !== "function")
+        callback = blackHole;
+
+    var query = "DELETE FROM user_playlists WHERE user=? AND name=?";
+    self.query(query, [username, plname], callback);
+};
+
+/* user channels */
+
+Database.prototype.listUserChannels = function (username, callback) {
+    var self = this;
+    if(typeof callback !== "function")
+        return;
+
+    var query = "SELECT * FROM channels WHERE owner=? ORDER BY id ASC";
+    self.query(query, [username], callback);
+};
+
+/* aliases */
+
+Database.prototype.recordVisit = function (ip, name, callback) {
+    var self = this;
+    if(typeof callback !== "function")
+        callback = blackHole;
+
+    var time = Date.now();
+    var query = "DELETE FROM aliases WHERE ip=? AND name=?;" +
+                "INSERT INTO aliases VALUES (NULL, ?, ?, ?)";
+
+    self.query(query, [ip, name, ip, name, time], function (err, res) {
+        if(err) {
+            callback(err, null);
+            return;
+        }
+
+        callback(null, res);
+        query = "DELETE FROM aliases WHERE ip=? AND visit_id NOT IN (" +
+                    "SELECT visit_id FROM (" +
+                        "SELECT visit_id, time FROM aliases WHERE ip=?" +
+                        "ORDER BY time DESC LIMIT 5" +
+                    ") foo" + // The 'foo' here is actually necessary
+                ")";
+
+        self.query(query, [ip, ip]);
+    });
+};
+
+Database.prototype.listAliases = function (ip, callback) {
+    var self = this;
+    if(typeof callback !== "function")
+        return;
+
+    var query = "SELECT name FROM aliases WHERE ip=?";
+    self.query(query, [ip], function (err, res) {
+        var names = null;
+        if(!err) {
+            names = [];
+            res.forEach(function (row) {
+                names.append(row.name);
+            });
+        }
+
+        callback(err, names);
+    });
+};
+
+Database.prototype.listIPsForName = function (name, callback) {
+    var self = this;
+    if(typeof callback !== "function")
+        return;
+
+    var query = "SELECT ip FROM aliases WHERE name=?";
+    self.query(query, [name], function (err, res) {
+        var ips = null;
+        if(!err) {
+            ips = [];
+            res.forEach(function (row) {
+                ips.push(row.ip);
+            });
+        }
+        
+        callback(err, ips);
+    });
+};
+
 module.exports = Database;