/// <summary> Populates this IP_Restriction range information with all of the IP Restriction ranges for this library </summary>
/// <param name="All_Ranges"> DataTable containing all of the IP ranges </param>
public void Populate_IP_Ranges(DataTable All_Ranges)
{
DataColumn startColumn = All_Ranges.Columns["StartIP"];
DataColumn endColumn = All_Ranges.Columns["EndIP"];
ipRanges.Clear();
IP_Restriction_Range currentRange = null;
foreach (DataRow thisRow in All_Ranges.Rows)
{
// Check if this is the same range, or add a new one
int ipRangeId = Convert.ToInt32(thisRow[1]);
if ((currentRange == null) || (currentRange.RangeID != ipRangeId))
{
currentRange = new IP_Restriction_Range(ipRangeId, thisRow[0].ToString(), thisRow[2].ToString());
ipRanges.Add(currentRange);
}
// Add all the IP addresses to this
string start = thisRow[startColumn].ToString().Trim();
if (start.Length > 0)
{
currentRange.Add_IP_Address(start, thisRow[endColumn].ToString().Trim());
}
}
}
/// <summary> Populates this IP_Restriction range information with all of the IP Restriction ranges for this library </summary>
/// <param name="All_Ranges"> DataTable containing all of the IP ranges </param>
public void Populate_IP_Ranges(DataTable All_Ranges)
{
DataColumn startColumn = All_Ranges.Columns["StartIP"];
DataColumn endColumn = All_Ranges.Columns["EndIP"];
ipRanges.Clear();
IP_Restriction_Range currentRange = null;
foreach (DataRow thisRow in All_Ranges.Rows)
{
// Check if this is the same range, or add a new one
int ipRangeId = Convert.ToInt32(thisRow[1]);
if ((currentRange == null) || (currentRange.RangeID != ipRangeId))
{
currentRange = new IP_Restriction_Range(ipRangeId, thisRow[0].ToString(), thisRow[2].ToString());
ipRanges.Add(currentRange);
}
// Add all the IP addresses to this
string start = thisRow[startColumn].ToString().Trim();
if (start.Length > 0)
{
currentRange.Add_IP_Address(start, thisRow[endColumn].ToString().Trim());
}
}
}
/// <summary> Constructor for a new instance of the IP_Restrictions_AdminViewer class </summary>
/// <param name="User"> Authenticated user information </param>
/// <param name="CurrentMode"> Mode / navigation information for the current request</param>
/// <param name="IP_Restrictions"> List of all IP restrictions ranges used in this digital library to restrict access to certain digital resources </param>
/// <param name="Tracer">Trace object keeps a list of each method executed and important milestones in rendering</param>
/// <remarks> Postback from handling an edit or new item aggregation alias is handled here in the constructor </remarks>
public IP_Restrictions_AdminViewer( User_Object User, SobekCM_Navigation_Object CurrentMode, IP_Restriction_Ranges IP_Restrictions, Custom_Tracer Tracer )
: base(User)
{
Tracer.Add_Trace("IP_Restrictions_AdminViewer.Constructor", String.Empty);
ipRestrictionInfo = IP_Restrictions;
currentMode = CurrentMode;
// Ensure the user is the system admin
if ((User == null) || ((!User.Is_System_Admin) && ( !User.Is_Portal_Admin )))
{
currentMode.Mode = Display_Mode_Enum.My_Sobek;
currentMode.My_Sobek_Type = My_Sobek_Type_Enum.Home;
currentMode.Redirect();
return;
}
// Determine if there is an specific IP address range for editing
index = -1;
if (currentMode.My_Sobek_SubMode.Length > 0)
{
if ( !Int32.TryParse(currentMode.My_Sobek_SubMode, out index ))
index = -1;
}
// If there was an index included, try to pull the information about it
thisRange = null;
details = null;
if ((index >= 1) && (index <= ipRestrictionInfo.Count))
{
thisRange = ipRestrictionInfo[index - 1];
if (thisRange != null)
{
details = SobekCM_Database.Get_IP_Restriction_Range_Details(thisRange.RangeID, Tracer);
}
}
if ((currentMode.isPostBack) && ( user.Is_System_Admin ))
{
// Get a reference to this form
NameValueCollection form = HttpContext.Current.Request.Form;
string action = form["action"].Trim();
if (action == "new")
{
// Pull the main values
string title = form["new_admin_title"].Trim();
string notes = form["new_admin_notes"].Trim();
string message = form["new_admin_message"].Trim();
if ((title.Length == 0) || (message.Length == 0))
{
actionMessage = "Both title and message are required fields";
}
else
{
if ( SobekCM_Database.Edit_IP_Range(-1, title, notes, message, Tracer))
actionMessage = "Saved new IP range '" + title + "'";
else
actionMessage = "Error saving new IP range '" + title + "'";
}
}
else if (( details != null ) && ( thisRange != null ))
{
try
{
// Pull the main values
string title = form["admin_title"].Trim();
string notes = form["admin_notes"].Trim();
string message = form["admin_message"].Trim();
if (title.Length == 0)
{
title = thisRange.Title;
}
// Edit the main values in the database
SobekCM_Database.Edit_IP_Range(thisRange.RangeID, title, notes, message, Tracer);
thisRange.Title = title;
thisRange.Notes = notes;
thisRange.Item_Restricted_Statement = message;
// Now check each individual IP address range
string[] getKeys = form.AllKeys;
int single_ip_index = 0;
foreach (string thisKey in getKeys)
{
// Is this for a new ip address?
if (thisKey.IndexOf("admin_ipstart_") == 0)
{
// Get the basic information for this single ip address
string ip_index = thisKey.Replace("admin_ipstart_", "");
string thisIpStart = form["admin_ipstart_" + ip_index].Trim();
string thisIpEnd = form["admin_ipend_" + ip_index].Trim();
string thisIpNote = form["admin_iplabel_" + ip_index].Trim();
// Does this match an existing IP range?
if ((ip_index.IndexOf("new") < 0) && (single_ip_index < details.Tables[1].Rows.Count))
{
// Get the pre-existing IP row
DataRow ipRow = details.Tables[1].Rows[single_ip_index];
int singleIpId = Convert.ToInt32(ipRow[0]);
if (thisIpStart.Length == 0)
{
SobekCM_Database.Delete_Single_IP(singleIpId, Tracer);
}
else
{
// Is this the same?
if ((thisIpStart != ipRow[1].ToString().Trim()) || (thisIpEnd != ipRow[2].ToString().Trim()) || (thisIpNote != ipRow[3].ToString().Trim()))
{
int edit_point_count = thisIpStart.Count(ThisChar => ThisChar == '.');
if (edit_point_count == 3)
{
SobekCM_Database.Edit_Single_IP(singleIpId, thisRange.RangeID, thisIpStart, thisIpEnd, thisIpNote, Tracer);
}
}
}
// Be ready to look at the next pre-existing IP range
single_ip_index++;
}
else
{
// Just add this as a new single ip address
if (thisIpStart.Length > 0)
{
int add_point_count = thisIpStart.Count(ThisChar => ThisChar == '.');
if (add_point_count == 3)
{
SobekCM_Database.Edit_Single_IP(-1, thisRange.RangeID, thisIpStart, thisIpEnd, thisIpNote, Tracer);
}
}
}
}
}
}
catch (Exception)
{
actionMessage = "Error saving IP range";
}
}
// Repopulate the restriction table
DataTable ipRestrictionTbl = SobekCM_Database.Get_IP_Restriction_Ranges(Tracer);
if (ipRestrictionTbl != null)
{
IP_Restrictions.Populate_IP_Ranges(ipRestrictionTbl);
}
// Forward back to the main form
if (String.IsNullOrEmpty(actionMessage))
{
currentMode.My_Sobek_SubMode = String.Empty;
currentMode.Redirect();
}
}
}
