forumadmin.cs

本系统是在asp版《在线文件管理器》的基础上设计制作

//------------------------------------------------------------------------------
// <copyright company="Telligent Systems">
//     Copyright (c) Telligent Systems Corporation.  All rights reserved.
// </copyright> 
//------------------------------------------------------------------------------

using System;
using System.Collections;
using System.Web.UI.WebControls;

using CommunityServer.Components;
using CommunityServer.Controls;
using CommunityServer.Discussions.Components;

namespace CommunityServer.Discussions.Controls 
{

    public class ForumAdmin : TemplatedWebControl 
    {

        #region ChildControls

        private TextBox Name;
		private TextBox AutoDeleteThreshold;
		private TextBox Description;
		private TextBox NavigateUrl; // 新增
		private ForumTypeDropDownList forumType; // 新增
		private ForumListBox ParentID;
        private RadioButtonList IsActive;
        private RadioButtonList IsSearchable;
        private RadioButtonList IsModerated;
        private RadioButtonList EnablePostStatistics;
        private RadioButtonList EnableAutoDelete;
        private RadioButtonList EnableAnonymousPosting;
        private RadioButtonList EnableAnonymousPostingForUsers;

        private Button Save;
        private Button Delete;
        private Button Moderators;

        #endregion

        protected override void OnLoad(EventArgs e) 
        {
            if ( !Page.IsPostBack ) 
            {
                this.DataBind();
            }
            base.OnLoad (e);
        }

        protected override void AttachChildControls() 
        {

			Name = (TextBox)FindControl("Name");
			Description = (TextBox)FindControl("Description");

            ParentID = (ForumListBox)FindControl("ParentID");
            ParentID.ShowEmptyForumGroups = true;
			
			// 新增
			NavigateUrl = (TextBox)FindControl("NavigateUrl");
            forumType = (ForumTypeDropDownList)FindControl("ForumType");

            IsActive = (RadioButtonList)FindControl("IsActive");
            IsSearchable = (RadioButtonList)FindControl("IsSearchable");
            IsModerated = (RadioButtonList)FindControl("IsModerated");
            EnablePostStatistics = (RadioButtonList)FindControl("EnablePostStatistics");
            EnableAutoDelete = (RadioButtonList)FindControl("EnableAutoDelete");
            AutoDeleteThreshold = (TextBox)FindControl("AutoDeleteThreshold");
            EnableAnonymousPosting = (RadioButtonList)FindControl("EnableAnonymousPosting");
            EnableAnonymousPostingForUsers = (RadioButtonList)FindControl("EnableAnonymousPostingForUsers");

            Save = (Button)FindControl("Save");
            Delete = (Button)FindControl("Delete");
            Moderators = (Button)FindControl("Moderators");

            Save.Click +=new EventHandler( Save_Click );
            Delete.Click +=new EventHandler( Delete_Click );
            Moderators.Click +=new EventHandler( Moderators_Click );

        }

        public override void DataBind() 
        {
            base.DataBind();

            Save.Text = CommunityServer.Components.ResourceManager.GetString("Save");
            Delete.Text = CommunityServer.Components.ResourceManager.GetString("Delete");
            Delete.Attributes["onclick"] = "if ( !confirm('" + ResourceManager.GetString("CreateEditForums_DeleteForumVerify").Replace("'", @"\'") + "') ) {return false; } ";								
            Moderators.Text = CommunityServer.Components.ResourceManager.GetString("ForumAdmin_ManageModerators");

            Forum targetForum = Forums.GetForum( CSContext.Current.ForumID, false, true, CSContext.Current.UserID );
            this.LoadForum( targetForum );
        }

        protected virtual void LoadForum( Forum forum ) 
        {

            if ( forum != null ) 
            {
                IsActive.Items.FindByValue( forum.IsActive.ToString() ).Selected = true;
                Name.Text = forum.Name.ToString();
                Description.Text = forum.Description.ToString();
				//新增
				NavigateUrl.Text = forum.NavigateUrl;
				forumType.SelectedValue = forum.ForumType;

                IsModerated.Items.FindByValue( forum.IsModerated.ToString()	).Selected = true;
                EnablePostStatistics.Items.FindByValue( forum.EnablePostStatistics.ToString() ).Selected = true;
                EnableAutoDelete.Items.FindByValue( forum.EnableAutoDelete.ToString() ).Selected = true;
                EnableAnonymousPosting.Items.FindByValue( forum.EnableAnonymousPosting.ToString() ).Selected = true;
                AutoDeleteThreshold.Text = forum.AutoDeleteThreshold.ToString();
                IsSearchable.Items.FindByValue( forum.IsSearchable.ToString() ).Selected = true;
                EnableAnonymousPostingForUsers.Items.FindByValue( forum.EnableAnonymousPostingForUsers.ToString() ).Selected = true;

				FindControl( "EnableAnonymousPostingRow" ).Visible = CSContext.Current.SiteSettings.EnableAnonymousUserPosting;
                FindControl( "EnableAnonymousPostingForUsersRow" ).Visible = CSContext.Current.SiteSettings.EnableUserPostingAsAnonymous;

                if( forum.ParentID == 0 ) 
                {
                    ParentID.SelectedForumGroup = forum.GroupID;
                } 
                else 
                {
                    ParentID.SelectedForum = forum.ParentID;
                }

				if ((forum.ForumType == ForumType.Deleted) || (forum.ForumType == ForumType.Reporting)) {
					Delete.Enabled = false;
				}
            }

        }

        protected virtual void UpdateForum( Forum forum ) 
        {
			// Make sure they didn't make a forum a parent to itself
			if(forum.SectionID == ParentID.SelectedForum)
			{
				Label statusLabel = (Label)FindControl("StatusLabel");
				statusLabel.Text = ResourceManager.GetString( "ForumAdmin_StatusFailed" );
				statusLabel.ForeColor = System.Drawing.Color.Red;
				statusLabel.Visible = true;

				((RequiredFieldValidator)FindControl( "ParentIDValidator" )).IsValid = false;
				return;
			}

			// Make sure a blank line for parentID isn't selected
			if((ParentID.SelectedValue == "s") || (ParentID.SelectedValue == string.Empty))
			{
				((RequiredFieldValidator)FindControl( "ParentIDValidator" )).IsValid = false;
				return;
			}

            forum.IsActive = Boolean.Parse( IsActive.SelectedValue );
            forum.ParentID = ParentID.SelectedForum;

			int groupID = ParentID.SelectedForumGroup;

			if(groupID != forum.GroupID)
			{
				UpdateChildGroups(forum.SectionID,forum.GroupID,groupID);
				forum.GroupID = groupID;
			}
            forum.Name = Name.Text;
			//新增
			forum.NavigateUrl = NavigateUrl.Text;
			forum.ForumType = forumType.SelectedValue;

            forum.Description = Description.Text;
            forum.IsModerated = Boolean.Parse( IsModerated.SelectedValue );
            forum.EnablePostStatistics = Boolean.Parse( EnablePostStatistics.SelectedValue );
            forum.EnableAutoDelete = Boolean.Parse( EnableAutoDelete.SelectedValue );
            forum.EnableAnonymousPosting = Boolean.Parse( EnableAnonymousPosting.SelectedValue );
            forum.IsSearchable = Boolean.Parse( IsSearchable.SelectedValue );
            forum.EnableAnonymousPostingForUsers = Boolean.Parse( EnableAnonymousPostingForUsers.SelectedValue );

			try { forum.AutoDeleteThreshold = Int32.Parse( AutoDeleteThreshold.Text ); }
			catch { ((RequiredFieldValidator)FindControl( "AutoDeleteThresholdValidator" )).IsValid = false; }

			if(Page.IsValid)
			{
				Sections.UpdateSection(forum);

				CSContext.Current.Context.Response.Redirect( Globals.GetSiteUrls().AdminManageForums, true );
			}
        }

		/// <summary>
		/// Updates the GroupID of any child forums
		/// </summary>
		private void UpdateChildGroups(int forumID, int oldGroupID, int newGroupID)
		{
			ArrayList al =  Forums.GetForums(true,false,false,false);
			foreach(Forum child in al)
			{
				if(child.ParentID == forumID && child.GroupID == oldGroupID)
				{
					UpdateChildGroups(child.SectionID,oldGroupID,newGroupID);
					child.GroupID = newGroupID;
					Sections.UpdateSection(child);
				}
			}
		}

        protected virtual void DeleteForum( Forum forum ) 
        {
            Sections.DeleteSection(forum);
        }

        private void Delete_Click( Object sender, EventArgs e ) 
        {
            if( CSContext.Current.User.IsForumAdministrator ) 
            {
                Forum forumToDelete = Forums.GetForum( CSContext.Current.ForumID, false, true, CSContext.Current.UserID );
                DeleteForum( forumToDelete );
                CSContext.Current.Context.Response.Redirect( Globals.GetSiteUrls().AdminManageForums, true );
            } 
            else 
            {
                throw new CSException( CSExceptionType.AdministrationAccessDenied );
            }
        }

        private void Save_Click( Object sender, EventArgs e ) 
        {
            if( CSContext.Current.User.IsForumAdministrator ) 
            {
                Forum forumToUpdate = Forums.GetForum( CSContext.Current.ForumID, false, true, CSContext.Current.UserID );
                UpdateForum( forumToUpdate );

                // save	is complete, update	the	page data
				if(Page.IsValid)
				{
					ParentID.DataBind();
					DataBind();
				}
            } 
            else 
            {
                throw new CSException( CSExceptionType.AdministrationAccessDenied );
            }
        }

        private void Moderators_Click( Object sender, EventArgs e ) 
        {
            CSContext.Current.Context.Response.Redirect(Globals.GetSiteUrls().AdminForumModeratorsEdit(CSContext.Current.ForumID, 0));
        }
		
    }
}