/// ------------------------------------------------------------------------------------
public void Read(RecordCache recCache)
{
var allLexEntries = FwDBUtils.GetLexEntriesFromFw7Project(m_fwDsInfo).ToArray();
if (allLexEntries == null)
{
return;
}
m_worker.ReportProgress(allLexEntries.Length, m_dataSource.DisplayTextWhenReading);
var customnames = m_customfield.FieldNames();
foreach (var lxEntry in allLexEntries)
{
m_worker.ReportProgress(0);
var entry = ReadSingleLexEntry(lxEntry);
if (entry != null)
{
var customvalues = m_customfield.CustomValues.FindAll(m => m.Guid == lxEntry.Guid.ToString());
SetCustomFieldsforEntry(customnames, customvalues, entry);
if (m_dataSource.FwDataSourceInfo != null && m_dataSource.FwDataSourceInfo.PhoneticSourceField != null)
{
var vernacularMapping = new PaField(m_dataSource.FwDataSourceInfo.PhoneticSourceField);
entry.SetValue(PaField.kPhoneticSourceFieldName.ToString(CultureInfo.InvariantCulture),
m_fwDsInfo.PhoneticStorageMethod != FwDBUtils.PhoneticStorageMethod.PronunciationField &&
m_fwDsInfo.PhoneticStorageMethod != FwDBUtils.PhoneticStorageMethod.AllPronunciationFields
? vernacularMapping.Name
: m_fwDsInfo.PhoneticStorageMethod.ToString());
}
recCache.Add(entry);
}
}
m_dataSource.UpdateLastModifiedTime();
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Gets the data from the SQL database. Returns false if reading failed.
/// </summary>
/// ------------------------------------------------------------------------------------
public bool GetData()
{
if (m_fwDsInfo.Queries == null || m_fwDsInfo.Queries.Error)
{
return(false);
}
string sql = (m_fwDsInfo.PhoneticStorageMethod == FwDBUtils.PhoneticStorageMethod.LexemeForm ?
m_fwDsInfo.Queries.LexemeFormSQL : m_fwDsInfo.Queries.PronunciationFieldSQL);
if (m_dataSource.FieldMappings == null || m_dataSource.FieldMappings.Count == 0)
{
ErrorReport.NotifyUserOfProblem(LocalizationManager.GetString(
"Miscellaneous.Messages.DataSourceReading.MissingFieldWorks6WritingSystemsMsg",
"There are no writing systems for the '{0}' project. Therefore, no data " +
"from it can be displayed. To fix this problem, modify the FieldWorks data " +
"source properties for this project by selecting 'Project Settings' from " +
"the File menu. Then select the project in the data sources list and click " +
"the 'Properties' button."), m_fwDsInfo.ProjectName);
return(true);
}
foreach (var fname in Properties.Settings.Default.AllPossibleFw6Fields.Cast <string>())
{
var mapping = m_dataSource.FieldMappings.SingleOrDefault(m => m.Field.Name == fname);
var replace = string.Format("${0}Ws$", fname);
sql = sql.Replace(replace, (mapping != null && mapping.FwWsId != null ? mapping.FwWsId : "0"));
}
try
{
using (var connection = FwDBUtils.FwConnection(m_fwDsInfo.Name, m_fwDsInfo.Server))
{
var command = new SqlCommand(sql, connection);
using (var reader = command.ExecuteReader())
{
if (reader.HasRows)
{
HandleReadingFwData(reader);
}
reader.Close();
}
connection.Close();
}
}
catch (Exception e)
{
ErrorReport.NotifyUserOfProblem(e, LocalizationManager.GetString(
"Miscellaneous.Messages.DataSourceReading.ErrorRetrievingFieldWorks6DataMsg",
"There was an error retrieving the data from the {0} database. It's " +
"possible the file '{1}' is either missing or corrupt. Reading this " +
"data will be skipped."), m_fwDsInfo.Name, Path.GetFileName(m_fwDsInfo.Queries.QueryFile));
return(false);
}
return(true);
}
/// ------------------------------------------------------------------------------------
internal static FwQueries GetQueriesForDB(string dbName, string machineName)
{
string longNameCheckSQL = FwDBAccessInfo.LongNameCheckSQL;
if (string.IsNullOrEmpty(dbName) || string.IsNullOrEmpty(longNameCheckSQL))
{
return(null);
}
FwQueries fwqueries = null;
using (SqlConnection connection = FwDBUtils.FwConnection(dbName, machineName))
{
if (connection != null)
{
try
{
SqlCommand command = new SqlCommand(longNameCheckSQL, connection);
using (SqlDataReader reader = command.ExecuteReader())
{
reader.Close();
if (s_fwLongNameQueries == null)
{
s_fwLongNameQueries = Load("FwSQLQueries.xml");
}
fwqueries = s_fwLongNameQueries;
}
}
catch
{
if (s_fwShortNameQueries == null)
{
s_fwShortNameQueries =
CheckForShortNameFile(dbName, machineName, "FwSQLQueriesShortNames.xml") ?
Load("FwSQLQueriesShortNames.xml") : new FwQueries(true);
}
fwqueries = s_fwShortNameQueries;
}
connection.Close();
}
}
return(fwqueries);
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Gets the writing systems returned by the SQL statement found in the specified file.
/// </summary>
/// ------------------------------------------------------------------------------------
private static Dictionary <int, string> GetWritingSystemsUsingQuery(string sql,
FwDataSourceInfo fwDsInfo, string errMsg)
{
var wsCollection = new Dictionary <int, string>();
try
{
using (var connection = FwDBUtils.FwConnection(fwDsInfo.Name, fwDsInfo.Server))
{
if (connection != null && !string.IsNullOrEmpty(sql))
{
var command = new SqlCommand(sql, connection);
using (var reader = command.ExecuteReader())
{
while (reader.Read())
{
wsCollection[(int)reader["Obj"]] = reader["Txt"] as string;
}
reader.Close();
}
connection.Close();
}
}
// There should be at least one writing system defined.
if (wsCollection.Count == 0)
{
ErrorReport.NotifyUserOfProblem(errMsg, fwDsInfo.Name, Path.GetFileName(fwDsInfo.Queries.QueryFile));
}
}
catch (Exception e)
{
ErrorReport.NotifyUserOfProblem(e, errMsg, fwDsInfo.Name,
Path.GetFileName(fwDsInfo.Queries.QueryFile));
}
return(wsCollection);
}
/// ------------------------------------------------------------------------------------
public IEnumerable<FwWritingSysInfo> GetWritingSystems()
{
return m_writingSystems ?? (m_writingSystems = (DataSourceType == DataSourceType.FW ?
Fw6WritingSystemReader.GetWritingSystems(this) :
FwDBUtils.GetWritingSystemsForFw7Project(Name, Server)).ToList());
}
