/// <summary> Constructor for a new instance of the IP_Restrictions_AdminViewer class </summary>
/// <param name="RequestSpecificValues"> All the necessary, non-global data specific to the current request </param>
/// <remarks> Postback from handling an edit or new item aggregation alias is handled here in the constructor </remarks>
public IP_Restrictions_AdminViewer(RequestCache RequestSpecificValues) : base(RequestSpecificValues)
{
RequestSpecificValues.Tracer.Add_Trace("IP_Restrictions_AdminViewer.Constructor", String.Empty);
// Set some defaults
entered_title = String.Empty;
entered_notes = String.Empty;
entered_message = String.Empty;
// Ensure the RequestSpecificValues.Current_User is the system admin
if ((RequestSpecificValues.Current_User == null) || ((!RequestSpecificValues.Current_User.Is_System_Admin) && (!RequestSpecificValues.Current_User.Is_Portal_Admin)))
{
RequestSpecificValues.Current_Mode.Mode = Display_Mode_Enum.My_Sobek;
RequestSpecificValues.Current_Mode.My_Sobek_Type = My_Sobek_Type_Enum.Home;
UrlWriterHelper.Redirect(RequestSpecificValues.Current_Mode);
return;
}
// Determine if there is an specific IP address range for editing
int index = -1;
if (!String.IsNullOrEmpty(RequestSpecificValues.Current_Mode.My_Sobek_SubMode))
{
if (!Int32.TryParse(RequestSpecificValues.Current_Mode.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)
{
thisRange = UI_ApplicationCache_Gateway.IP_Restrictions[index];
if (thisRange != null)
{
details = SobekCM_Database.Get_IP_Restriction_Range_Details(thisRange.RangeID, RequestSpecificValues.Tracer);
}
}
readOnlyMode = true;
if (((RequestSpecificValues.Current_User.Is_System_Admin) && (!UI_ApplicationCache_Gateway.Settings.Servers.isHosted)) ||
(RequestSpecificValues.Current_User.Is_Host_Admin))
{
readOnlyMode = false;
}
if ((RequestSpecificValues.Current_Mode.isPostBack) && (RequestSpecificValues.Current_User.Is_System_Admin))
{
if (readOnlyMode)
{
return;
}
// Get a reference to this form
NameValueCollection form = HttpContext.Current.Request.Form;
string action = form["action"].Trim();
if (action == "new")
{
// Pull the main values
entered_title = form["new_admin_title"].Trim();
entered_notes = form["new_admin_notes"].Trim();
entered_message = form["new_admin_message"].Trim();
if ((entered_title.Length == 0) || (entered_message.Length == 0))
{
actionMessage = "Both title and message are required fields";
}
else
{
if (SobekCM_Database.Edit_IP_Range(-1, entered_title, entered_notes, entered_message, RequestSpecificValues.Tracer))
{
actionMessage = "Saved new IP range '" + entered_title + "'";
entered_title = String.Empty;
entered_notes = String.Empty;
entered_message = String.Empty;
// Need to recalcualte the IP range membership for the current user
HttpContext.Current.Session["IP_Range_Membership"] = null;
}
else
{
actionMessage = "Error saving new IP range '" + entered_title + "'";
}
}
}
else if (action == "delete")
{
int id_to_delete = Int32.Parse(form["admin_ip_delete"]);
string delete_title = UI_ApplicationCache_Gateway.IP_Restrictions[id_to_delete].Title;
if (SobekCM_Database.Delete_IP_Range(id_to_delete, RequestSpecificValues.Tracer))
{
actionMessage = "Deleted IP range '" + delete_title + "'";
// Need to recalcualte the IP range membership for the current user
HttpContext.Current.Session["IP_Range_Membership"] = null;
}
else
{
actionMessage = "Error deleting new IP range '" + delete_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, RequestSpecificValues.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, RequestSpecificValues.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, RequestSpecificValues.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, RequestSpecificValues.Tracer);
}
}
}
}
}
// Need to recalcualte the IP range membership for the current user
HttpContext.Current.Session["IP_Range_Membership"] = null;
}
catch (Exception)
{
actionMessage = "Error saving IP range";
}
}
// Repopulate the restriction table
DataTable ipRestrictionTbl = SobekCM_Database.Get_IP_Restriction_Ranges(RequestSpecificValues.Tracer);
if (ipRestrictionTbl != null)
{
UI_ApplicationCache_Gateway.IP_Restrictions.Populate_IP_Ranges(ipRestrictionTbl);
}
// Forward back to the main form
if (String.IsNullOrEmpty(actionMessage))
{
RequestSpecificValues.Current_Mode.My_Sobek_SubMode = String.Empty;
UrlWriterHelper.Redirect(RequestSpecificValues.Current_Mode);
}
}
}
/// <summary> Constructor for a new instance of the Aliases_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;
this.currentMode = currentMode;
// Ensure the user is the system admin
if ((User == null) || (!User.Is_System_Admin))
{
currentMode.My_Sobek_Type = My_Sobek_Type_Enum.Home;
HttpContext.Current.Response.Redirect(currentMode.Redirect_URL(), false);
}
// 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) && (details != null) && (thisRange != null))
{
try
{
// Get a reference to this form
NameValueCollection form = HttpContext.Current.Request.Form;
// 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)
{
// Some error caught while handling postback
}
// 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
currentMode.My_Sobek_SubMode = String.Empty;
HttpContext.Current.Response.Redirect(currentMode.Redirect_URL());
}
}
