ftb.imagegallery.aspx.cs

SharpNuke源代码

using System;
using System.Collections;
using System.IO;
using System.Web;
using System.Web.UI;

using DotNetNuke.Common;
using DotNetNuke.Common.Utilities;
using DotNetNuke.Entities.Portals;
using DotNetNuke.Security;

using FreeTextBoxControls;

//
// DotNetNuke -  http://www.dotnetnuke.com
// Copyright (c) 2002-2005
// by Shaun Walker ( [e-mail] ) of Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


namespace DotNetNuke.HtmlEditor
{
	
	/// -----------------------------------------------------------------------------
	/// <summary>
	/// The FTBImageGallery Class provides the Image Gallery for the FTB Provider
	/// </summary>
	/// <returns></returns>
	/// <remarks>
	/// </remarks>
	/// <history>
	/// 	[cnurse]	12/14/2004  documented and updated to work with FTB3.0
	/// </history>
	/// -----------------------------------------------------------------------------
	public class FTBImageGallery : DotNetNuke.Framework.PageBase
	{
		[CLSCompliant(false)]
		protected FreeTextBoxControls.ImageGallery imgGallery;

		private string title;
		
		public FTBImageGallery()
		{
			this.title = string.Empty;
		}

		private void Page_Load (System.Object sender, System.EventArgs e)
		{
			
			// set page title
			title = PortalSettings.PortalName + " > Image Gallery";
			
			// show copyright credits?
			if (Common.Globals.GetHashValue(Common.Globals.HostSettings["Copyright"], "Y") == "Y")
			{
				title += " ( SNN " + PortalSettings.Version + " )";
			}

			bool allowAccess;

			try
			{
				string currentFolder = Server.MapPath(imgGallery.CurrentImagesFolder);
				if (!currentFolder.EndsWith("\\"))
				{
					currentFolder += "\\";
				}
				if (PortalSettings.ActiveTab.ParentId == PortalSettings.SuperTabId)
				{
					currentFolder = currentFolder.Substring(Common.Globals.HostMapPath.Length);
				}
				else
				{
					currentFolder = currentFolder.Substring(PortalSettings.HomeDirectoryMapPath.Length);
				}
				if (currentFolder.EndsWith("\\"))
				{
					currentFolder = currentFolder.Substring(0, currentFolder.Length - 1);
				}

				// Check permissions for current directory
				string roles = FileSystemUtils.GetRoles(currentFolder.Replace("\\", "/"), PortalSettings.PortalId, "WRITE");
				allowAccess = (PortalSecurity.IsInRoles(roles));
			}
			catch (Exception) //wrong directory
			{
				allowAccess = false;
			}
			
			imgGallery.AllowDirectoryCreate = allowAccess;
			imgGallery.AllowDirectoryDelete = allowAccess;
			imgGallery.AllowImageDelete = allowAccess;
			imgGallery.AllowImageUpload = allowAccess;
			imgGallery.JavaScriptLocation = ResourceLocation.ExternalFile;
			imgGallery.UtilityImagesLocation = ResourceLocation.ExternalFile;
			imgGallery.SupportFolder = DotNetNuke.Common.Globals.ResolveUrl("~/Providers/HtmlEditorProviders/Ftb3HtmlEditorProvider/ftb3/");			
		}
		
		private void Page_PreRender (object sender, System.EventArgs e)
		{
			//Get the list of sub-directories
			string[] directories = Directory.GetDirectories(Server.MapPath(imgGallery.CurrentImagesFolder), "*");
			ArrayList alDirectories = new ArrayList();
			string directoryName;
			string roles;
			
			//Parse directories (only adding those we have permission for
			foreach (string directory in directories)
			{
				if (PortalSettings.ActiveTab.ParentId == PortalSettings.SuperTabId)
				{
					directoryName = directory.Substring(Common.Globals.HostMapPath.Length);
				}
				else
				{
					directoryName = directory.Substring(PortalSettings.HomeDirectoryMapPath.Length);
				}
				
				roles = FileSystemUtils.GetRoles(directoryName.Replace("\\", "/"), PortalSettings.PortalId, "READ");
				
				if (PortalSecurity.IsInRoles(roles))
				{
					alDirectories.Add(directoryName);
				}
			}
			imgGallery.CurrentDirectories = ((string[]) alDirectories.ToArray(typeof(string)));		

			//Verify access to current folder
            string currentfolder = Server.MapPath(imgGallery.CurrentImagesFolder);
			if (!currentfolder.EndsWith("\\"))
			{
				currentfolder += "\\";
			}
			if (PortalSettings.ActiveTab.ParentId == PortalSettings.SuperTabId)
			{
				directoryName = currentfolder.Substring(Common.Globals.HostMapPath.Length);
			}
			else
			{
				directoryName = currentfolder.Substring(PortalSettings.HomeDirectoryMapPath.Length);
			}
			if (directoryName.EndsWith("\\"))
			{
				directoryName = directoryName.Substring(0, directoryName.Length - 1);
			}
            roles = FileSystemUtils.GetRoles(directoryName.Replace("\\", "/"), PortalSettings.PortalId, "READ");
			if (!PortalSecurity.IsInRoles(roles))
			{
				System.IO.FileInfo[] noimage  = new System.IO.FileInfo[0];
				imgGallery.CurrentImages = noimage;
			}
		}
		
		public string Title
		{
			get { return this.title; }
			set { this.title = value; }
		}

		#region " Web Form Designer Generated Code "
		
		//This call is required by the Web Form Designer.
		[System.Diagnostics.DebuggerStepThrough()]
		private void InitializeComponent ()
		{
			this.Load += new EventHandler(this.Page_Load);
			this.PreRender += new EventHandler(this.Page_PreRender);
		}
		
		protected override void OnInit(EventArgs e)
		{
			this.InitializeComponent();
			base.OnInit (e);
		}
		
		#endregion
		
		
	}
	
}