/// <summary>
/// Adds an entry to the System Log.
/// </summary>
/// <param name="idUser">The current IdUser performing an action.</param>
/// <param name="kind">The LogKind.Kind of action being performed.</param>
/// <param name="idModule">The current IdModule.</param>
/// <param name="idRelated">The current IdRelated (if present), this takes the value of any entity.</param>
/// <param name="desc">An associated description (if provided).</param>
public static void Add(int idUser, int kind, int idModule, int idRelated, string desc)
{
SystemLog systemLog = new SystemLog();
systemLog.IdUser = idUser;
systemLog.Kind = kind;
systemLog.IdModule = idModule;
systemLog.IdRelated = idRelated;
systemLog.Description = desc;
systemLog.Create();
}
/// <summary>
/// Retrieves an HTML String with the full listing of records.
/// </summary>
/// <param name="currentPage">The current page.</param>
/// <param name="filter">A given SQL Statement filter.</param>
/// <returns>An HTML including the log list.</returns>
public static string GetLogList(int currentPage, string filter)
{
string retval = "";
string className = "";
int total = 0;
double recordsPerPage = Config.RecordsPerPage();
string sql = "SELECT COUNT(IdLog) AS howMany FROM SystemLog";
if (SessionHandler.Id != -1)
{
filter = Common.StrAdd(filter, " AND ", "IdUser <> -1");
}
sql = Common.StrAdd(sql, " WHERE ", filter);
double totalRecords = Common.GetBDNum("howMany", sql);
int totalPages = Convert.ToInt32(Math.Ceiling(totalRecords / recordsPerPage));
if (currentPage > totalPages)
{
currentPage = totalPages;
}
if (currentPage == 0)
{
currentPage = 1;
}
retval = "<table width='100%'>";
//Table Header
retval += "<tr><th>" + Text.DateTime + "</th><th>" + Text.Username + "</th><th>" + Text.Action + "</th><th>" + Text.Description + "</th></tr>";
sql = "SELECT IdLog, TimeStamp FROM (SELECT IdLog, TimeStamp, ROW_NUMBER() OVER (ORDER BY TimeStamp DESC) AS RowNum FROM SystemLog";
sql = Common.StrAdd(sql, " WHERE ", filter);
sql += ") AS SL WHERE SL.RowNum BETWEEN ((" + currentPage + " - 1) * " + recordsPerPage + ") + 1 AND " + recordsPerPage + " * (" + currentPage + ")";
string[] idLogList = Common.CSVToArray(Common.GetBDList("IdLog", sql, false));
foreach (string idLog in idLogList)
{
try
{
SystemLog log = new SystemLog(Convert.ToInt32(idLog));
User user = new User(log.IdUser);
string description = log.Description.Replace("#SESSION_START#", Text.SessionStarted + ": ").Replace("#SESSION_END#", Text.SessionClosed).Replace("#LOGIN_FAILED#", Text.LoginFailed + ": ").Replace("#FIELD_SEQUENCE#", Text.FieldSequence);
if (log.IdModule != 0)
{
Module module = new Module(log.IdModule);
description = Common.StrAdd(Modules.FriendlyModuleName(module.Name), ": ", description);
description += " [" + log.IdRelated + "]";
if (log.IdModule == Modules.IMPORT_USERS || log.IdModule == Modules.EVAL_IMPORT_EXAMS || log.IdModule == Modules.EVAL_ASSIGN || log.IdModule == Modules.EVAL_IMPORT_RESULTS)
{
description += " [<a href='#' class='dark' onClick='viewLog(" + log.IdRelated + "); return false;'>" + Text.Detail + "</a>]";
}
}
className = Common.SwitchClass(className);
retval += "<tr class='" + className + "'>";
retval += "<td>" + log.TimeStamp.ToString() + "</td>";
retval += "<td>" + user.Username + "</td>";
retval += "<td>" + LogKind.Name(log.Kind) + "</td>";
retval += "<td>" + description + "</td>";
retval += "</tr>";
total++;
}
catch (Exception ex) { }
}
retval += "</table>";
//footer / pagination
retval += "<div align='center' class='pagination'>";
retval += "<div align='left' style='width: 50%; display: inline-block;'>" + Common.StrLang(Text.ShowingXofY, total.ToString() + "," + totalRecords.ToString()) + " " + Text.Records + "</div>";
retval += "<div align='right' style='width: 50%; display: inline-block;'>" + Common.StrLang(Text.PageXofY, currentPage.ToString() + "," + totalPages.ToString());
retval += " <a href='#' class='dark' onClick='firstPage();'><<</a>";
retval += " <a href='#' class='dark' onClick='prevPage();'><</a>";
retval += " <a href='#' class='dark' onClick='nextPage();'>></a>";
retval += " <a href='#' class='dark' onClick='lastPage(" + totalPages + ");'>>></a>";
retval += "</div>";
retval += "</div>";
return retval;
}
