/// <summary>
/// Loads the features listed in the 'features' property.
/// The properties should be name value pairs separated by "=", without any spaces around separator.
/// The value for property is always cast to string.
/// </summary>
void LoadFeatures()
{
try
{
StringReader reader = new StringReader(Mowbly.GetProperty <string>(Constants.PROPERTY_FEATURES));
if (reader != null)
{
string line;
while ((line = reader.ReadLine()) != null)
{
// Read name=value pair. Ignore comments (#) and empty lines.
if (!line.StartsWith("#") && !line.Equals(String.Empty))
{
line = line.Trim();
string[] property = line.Split('=');
features.Add(property[0], string.Join("=", property.Skip(1).ToArray()));
//Logger.Warn("Key: " + property[0] + "Value" + string.Join("=", property.Skip(1).ToArray()));
}
}
}
else
{
Logger.Error("Could not load features. Reason - Error reading features property");
}
}
catch (Exception e)
{
Logger.Error("Could not load features. Reason - " + e.Message);
}
}
LoggerManager()
{
// Initialize Loggers
ConsoleLogHandler cHandler = new ConsoleLogHandler();
FileLogHandler fHandler = new FileLogHandler(Mowbly.LogFile);
DatabaseLogHandler dHandler = new DatabaseLogHandler(
Mowbly.GetProperty <string>(Constants.PROPERTY_LOGS_DB),
float.Parse(Mowbly.GetProperty <string>(Constants.PROPERTY_LOGS_DB_VERSION)),
Mowbly.LogDatabaseFile,
System.String.Empty);
// System Logger
Logger systemLogger = GetLogger(TYPE_SYSTEM_LOGGER);
systemLogger.AddHandler(fHandler);
systemLogger.AddHandler(dHandler);
// User Logger
Logger userLogger = GetLogger(TYPE_USER_LOGGER);
userLogger.AddHandler(fHandler);
userLogger.AddHandler(dHandler);
#if DEBUG
systemLogger.AddHandler(cHandler);
userLogger.AddHandler(cHandler);
#endif
}
void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
{
Logger.Error("Navigation failed for url " + e.Uri.ToString());
isNavigationFailed = true;
// Raise onLoadFailed event
RaisePageEvent(OnLoadFailed, new PageEventArgs());
try
{
// Navigate to page not found
string pnfUrl = Mowbly.GetProperty <string>(Constants.PROPERTY_URL_PAGE_NOT_FOUND);
browser.Navigate(new Uri(pnfUrl, UriKind.Relative));
}
catch (Exception ex)
{
Logger.Error("Error navigating to 404 page. Reason - " + ex.Message);
}
e.Handled = true;
}
// Invoked when device back key pressed
public void BackKeyPress(CancelEventArgs e)
{
// Notify event handlers
if (OnBackKeyPress != null)
{
OnBackKeyPress(null, e);
}
// If none has acted, proceed closing the active page
if (!e.Cancel)
{
PageModel activePage = PageManager.Instance.ActivePage;
if (activePage != null)
{
if (!activePage.Name.Equals(Mowbly.GetProperty <string>(Constants.PROPERTY_TITLE_HOME_PAGE)))
{
activePage.Close(true);
e.Cancel = true;
}
}
}
}
/// <summary>
/// Invoke the method specified by the
/// <see cref="CloudPact.MowblyFramework.Core.Features.JSMessage">JSMessage</see> object
/// </summary>
/// <param name="message">
/// <see cref="CloudPact.MowblyFramework.Core.Features.JSMessage">JSMessage</see> object
/// </param>
internal async override void InvokeAsync(JSMessage message)
{
string callbackId = message.CallbackId;
try
{
// Variables
SqliteConnection connection;
DBConfig dbConfig;
DbTransaction transaction;
string connectionId, query, queryId;
long dbSize;
JObject o;
switch (message.Method)
{
case "openDatabase":
string dbName = message.Args[0] as string;
Int64 dblevel = (Int64)message.Args[1];
FileLevel level = (FileLevel)dblevel;
Int64 version = (Int64)message.Args[2];
float dbVersion = (float)version;
string dbPassword = message.Args[3] as string;
string dbPath = null;
if (dbName.Equals(Mowbly.GetProperty <string>(Constants.PROPERTY_LOGS_DB)))
{
dbPath = Mowbly.LogDatabaseFile;
if (!FileManager.FileExists(dbPath))
{
FileManager.CreateFile(dbPath);
}
}
else
{
dbPath = FileManager.GetAbsolutePath(new FilePath
{
Path = Path.Combine(Constants.DIR_DB, String.Concat(dbName, dbVersion.ToString())),
Level = level,
StorageType = StorageType.Internal
});
}
dbSize = FileManager.GetFileSize(dbPath);
// Create new connection
try
{
connection = new SqliteConnection();
connection.ConnectionString = DBUtils.GetConnectionString(dbPath, dbPassword);
connection.Open();
connectionId = Guid.NewGuid().ToString();
dbConfigDict.Add(connectionId, new DBConfig
{
DBName = dbName,
DBVersion = dbVersion,
DBPath = dbPath,
DBPassword = dbPassword,
Connection = connection
});
InvokeCallbackJavascript(callbackId, new MethodResult {
Result = connectionId
});
}
catch (SqliteException se)
{
string error = String.Concat(Mowbly.GetString(Constants.STRING_DATABASE_OPEN_ERROR), se.Message);
Logger.Error(error);
JToken opt = message.Args[0] as JToken;
string Id = opt["queryId"].ToObject <string>();
JObject obj = new JObject();
obj.Add("queryId", Id);
InvokeCallbackJavascript(callbackId, new MethodResult
{
Code = MethodResult.FAILURE_CODE,
Result = obj,
Error = new MethodError
{
Message = error
}
});
}
break;
case "executeQuery":
// Get connection id
JToken options = message.Args[0] as JToken;
connectionId = options["id"].ToObject <string>();
dbConfig = dbConfigDict[connectionId];
// Read args
queryId = options["queryId"].ToObject <string>();
query = options["sql"].ToObject <string>().Trim();
List <object> queryParams = options["params"].ToObject <List <object> >();
// Execute query
try
{
JArray data = null;
int rowsAffected = 0;
connection = dbConfig.Connection;
// Throw exception is connection is null
if (connection == null)
{
throw new ArgumentException(Mowbly.GetString(Constants.STRING_DATABASE_NO_CONNECTION_OPEN_ERROR));
}
// Execute query
if (query.ToLower().StartsWith("select"))
{
data = ProcessSelectQuery(ref connection, query, queryParams);
}
else
{
rowsAffected = ProcessNonQuery(ref connection, query, queryParams);
}
// Create result
o = new JObject();
o.Add("queryId", queryId);
JObject d = new JObject();
d.Add("rowsAffected", rowsAffected);
d.Add("insertId", connection.LastInsertRowId);
d.Add("rows", data);
o.Add("data", d);
// Notify JS
InvokeCallbackJavascript(callbackId, new MethodResult {
Result = o
});
}
catch (SqliteException se)
{
// Error
string error = String.Concat(Mowbly.GetString(Constants.STRING_DATABASE_QUERY_ERROR), se.Message);
Logger.Error(error);
// Create result
o = new JObject();
o.Add("queryId", queryId);
// Notify Js
InvokeCallbackJavascript(callbackId, new MethodResult
{
Code = MethodResult.FAILURE_CODE,
Result = o,
Error = new MethodError
{
Message = error
}
});
}
break;
case "beginTransaction":
connectionId = message.Args[0] as string;
dbConfig = dbConfigDict[connectionId];
// Begin transaction
try
{
connection = dbConfig.Connection;
// Throw exception is connection is null
if (connection == null)
{
throw new ArgumentException(Mowbly.GetString(Constants.STRING_DATABASE_NO_CONNECTION_OPEN_ERROR));
}
transaction = connection.BeginTransaction();
dbConfig.Transaction = transaction;
// Notify JS
InvokeCallbackJavascript(callbackId, new MethodResult {
Result = true
});
}
catch (SqliteException se)
{
// Error; Notify JS
string error = String.Concat(Mowbly.GetString(Constants.STRING_DATABASE_TRANSACTION_ERROR), se.Message);
Logger.Error(error);
JToken opt = message.Args[0] as JToken;
string Id = opt["queryId"].ToObject <string>();
JObject obj = new JObject();
obj.Add("queryId", Id);
InvokeCallbackJavascript(callbackId, new MethodResult
{
Code = MethodResult.FAILURE_CODE,
Result = obj,
Error = new MethodError
{
Message = error
}
});
}
break;
case "commit":
connectionId = message.Args[0] as string;
dbConfig = dbConfigDict[connectionId];
// Commit transaction
try
{
transaction = dbConfig.Transaction;
// Throw exception is transaction is null
if (transaction == null)
{
throw new ArgumentException(Mowbly.GetString(Constants.STRING_DATABASE_NO_TRANSACTION_ACTIVE_ERROR));
}
transaction.Commit();
queryId = message.Args[1] as string;
o = new JObject();
o["queryId"] = queryId;
o["data"] = true;
// Notify JS
InvokeCallbackJavascript(callbackId, new MethodResult {
Result = o
});
}
catch (SqliteException se)
{
// Error; Notify JS
string error = String.Concat(Mowbly.GetString(Constants.STRING_DATABASE_TRANSACTION_ERROR), se.Message);
Logger.Error(error);
JToken opt = message.Args[0] as JToken;
string Id = opt["queryId"].ToObject <string>();
JObject obj = new JObject();
obj.Add("queryId", Id);
InvokeCallbackJavascript(callbackId, new MethodResult
{
Code = MethodResult.FAILURE_CODE,
Result = obj,
Error = new MethodError
{
Message = error
}
});
}
break;
case "rollback":
connectionId = message.Args[0] as string;
dbConfig = dbConfigDict[connectionId];
// Commit transaction
try
{
transaction = dbConfig.Transaction;
transaction.Rollback();
queryId = message.Args[1] as string;
o = new JObject();
o["queryId"] = queryId;
o["data"] = true;
// Notify JS
InvokeCallbackJavascript(callbackId, new MethodResult {
Result = o
});
}
catch (SqliteException se)
{
// Error; Notify JS
string error = String.Concat(Mowbly.GetString(Constants.STRING_DATABASE_TRANSACTION_ERROR), se.Message);
Logger.Error(error);
JToken opt = message.Args[0] as JToken;
string Id = opt["queryId"].ToObject <string>();
JObject obj = new JObject();
obj.Add("queryId", Id);
InvokeCallbackJavascript(callbackId, new MethodResult
{
Code = MethodResult.FAILURE_CODE,
Result = obj,
Error = new MethodError
{
Message = error
}
});
}
break;
default:
Logger.Error("Feature " + Name + " does not support method " + message.Method);
break;
}
}
catch (Exception e)
{
// Error; Notify JS
string error = String.Concat(Mowbly.GetString(Constants.STRING_DATABASE_OPERATION_ERROR), e.Message);
Logger.Error(error);
JToken opt = message.Args[0] as JToken;
string Id = opt["queryId"].ToObject <string>();
JObject obj = new JObject();
obj.Add("queryId", Id);
InvokeCallbackJavascript(callbackId, new MethodResult
{
Code = MethodResult.FAILURE_CODE,
Result = obj,
Error = new MethodError
{
Message = error
}
});
}
await Task.FromResult(0);
}
void LaunchHomePage()
{
LaunchPage(Mowbly.GetProperty <string>(Constants.PROPERTY_TITLE_HOME_PAGE),
Mowbly.GetProperty <string>(Constants.PROPERTY_URL_HOME_PAGE));
}
