检查所有用户对所有documentlibrary的权限

using System;
using System.ComponentModel;
using System.Web.UI.WebControls.WebParts;


using Microsoft.SharePoint;


namespace ZY.VisualWebPart1
{
    [ToolboxItemAttribute(false)]
    public partial class VisualWebPart1 : WebPart
    {
        System.Web.HttpResponse Response = null;

        // Uncomment the following SecurityPermission attribute only when doing Performance Profiling on a farm solution
        // using the Instrumentation method, and then remove the SecurityPermission attribute when the code is ready
        // for production. Because the SecurityPermission attribute bypasses the security check for callers of
        // your constructor, it's not recommended for production purposes.
        // [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Assert, UnmanagedCode = true)]
        public VisualWebPart1()
        {
            Response = System.Web.HttpContext.Current.Response;   
        }

        protected override void OnInit(EventArgs e)
        {            
            base.OnInit(e);
            InitializeControl();
        }

        protected void Page_Load(object sender, EventArgs e)
        {
            System.Text.StringBuilder sb = new System.Text.StringBuilder();
            if (!SPContext.Current.Site.RootWeb.CurrentUser.IsSiteAdmin)
            {
                //Response.Write("Permission deny!");
                sb.AppendLine("Permission deny!");
                Label1.Text = sb.ToString();
                return;
            }

            
            SPSecurity.CatchAccessDeniedException = false;

            SPWeb Web = SPContext.Current.Site.RootWeb;

            SPUser currentUser = Web.CurrentUser;
            sb.AppendLine("<b>CurrentUser:" + currentUser.Name + "</b><br />===================begin====================<br />");

            Microsoft.SharePoint.SPSecurity.RunWithElevatedPrivileges(delegate()
            {
                System.Collections.Generic.List<SPDocumentLibrary> documentList = new System.Collections.Generic.List<SPDocumentLibrary>(); 
                using (SPSite site1 = new SPSite("https://www.abc.net.cn:8899/"))
                {

                    SPListCollection collLists = site1.RootWeb.Lists;

                    foreach (SPList oList in collLists)
                    {
                        if (oList.BaseType == SPBaseType.DocumentLibrary)
                        {
                            SPDocumentLibrary oDocumentLibrary = (SPDocumentLibrary)oList;

                            //var permissions=oDocumentLibrary.Permissions.GetEnumerator();
                            var roles = oDocumentLibrary.AllRolesForCurrentUser;
                            SPUser user = Web.CurrentUser;
                            //SPMember member = Web.AllUsers[userPrefix + "sk\\zy"];
                            if (!oDocumentLibrary.IsCatalog && oList.BaseTemplate != SPListTemplateType.XMLForm)
                            {
                                documentList.Add(oDocumentLibrary);
                                /*
                                SPListItemCollection collListItems = oDocumentLibrary.Items;
                                Response.Write("<b> Document Library Name:" +oDocumentLibrary.Title + "</b><br>");
                                SPRoleDefinitionBindingCollection roles0 = oDocumentLibrary.AllRolesForCurrentUser;
                                Response.Write("DocumentLibrary.AllRolesForCurrentUser.Count:" + roles0.Count + "<br>");
                                foreach (SPRoleDefinition role in roles0)
                                {
                                    Response.Write("++++" + role.Name + "<br>");
                                }
                                Response.Write("-------------------<br />");
                                Response.Write("SPRoleAssignment.Member.Name:<br />");

                                try
                                {
                                    SPRoleAssignmentCollection roleAssigments = oDocumentLibrary.RoleAssignments;
                                    foreach (SPRoleAssignment item in roleAssigments)
                                    {
                                        Response.Write(item.Member.Name + "<br>");
                                    }
                                }
                                catch (Exception ex)
                                {
                                    Response.Write(ex.GetType().ToString());
                                }
                                Response.Write(currentUser.Name + "<br />==============<br/>");
                                */

                            }
                        }
                    }
                }



                sb.AppendLine("Permission list for all users:");
                SPUserCollection users = Web.AllUsers;
                foreach (SPUser u in users)
                {
                    sb.AppendLine("<br />" + u.Name + "<br />");
                    foreach (SPGroup item in u.Groups)
                    {
                        sb.AppendLine("++" + item.Name);
                        sb.AppendLine("<br />");
                    }
                    //u.UserToken
                    //documentList[0].Items[0].Title;
                    using (SPSite site = new SPSite("https://www.abc.net.cn:8899/", u.UserToken))
                    {                        
                        foreach(SPDocumentLibrary docLib in documentList)
                        {
                            sb.AppendLine(docLib.Title);
                            try
                            {
                                //var o = site.RootWeb.Lists[docLib.ID].GetView(site.RootWeb.Lists[docLib.ID].DefaultView.ID);
                                if (site.RootWeb.Lists[docLib.ID].DoesUserHavePermissions(SPBasePermissions.ViewFormPages
                                                                    | SPBasePermissions.ViewListItems
                                                                    | SPBasePermissions.Open
                                                                    | SPBasePermissions.ViewPages))
                                {
                                    //Response.Write("<font color='green'>" +site.RootWeb.Lists[docLib.ID].Items.Count.ToString() + "</font>");
                                    sb.AppendLine(" <font color='green'>Read</font>");
                                }
                                else
                                {
                                    sb.AppendLine("<font color='blue'>Deny</font>");
                                }
                                if (site.RootWeb.Lists[docLib.ID].DoesUserHavePermissions(SPBasePermissions.ViewPages |
                                                             SPBasePermissions.Open |
                                                             SPBasePermissions.AddListItems |
                                                             SPBasePermissions.EditListItems |
                                                             SPBasePermissions.ViewListItems |
                                                             SPBasePermissions.OpenItems |
                                                             SPBasePermissions.ViewVersions |
                                                             SPBasePermissions.CreateAlerts |
                                                             SPBasePermissions.ViewFormPages |
                                                             SPBasePermissions.UseClientIntegration |
                                                             SPBasePermissions.ManagePersonalViews |
                                                             SPBasePermissions.ManagePersonalViews |
                                                             SPBasePermissions.UpdatePersonalWebParts |
                                                                 SPBasePermissions.ViewPages))
                                {
                                    //Response.Write("<font color='green'>" +site.RootWeb.Lists[docLib.ID].Items.Count.ToString() + "</font>");
                                    sb.AppendLine(" <font color='green'>Contribute</font>");
                                }
                                else
                                {
                                    sb.AppendLine("<font color='blue'>Contribute Deny</font>");
                                }
                            }
                            catch (Exception ex)
                            {
                                //Response.Write("<font color='red'>" + ex.Message + "</font>");
                                sb.AppendLine("<font color='red'>Deny</font>");
                            }
                            sb.AppendLine("<br />");
                        }
                    }
                }

                sb.AppendLine("===================end====================<br />");

                //The groups that the user has management privilege
                /*
                Response.Write("<br />");
                Response.Write("<b>SPUser.OwnedGroups</b>");
                Response.Write("<br />");
                SPGroupCollection groups_u = currentUser.OwnedGroups;
                foreach (SPGroup item in groups_u)
                {
                    Response.Write(item.Name);
                    Response.Write("<br />");
                }

                Response.Write("=======================================<br />");
                */

                /*
                Response.Write("<br />");
                Response.Write("<b>SPGroupCollection.Groups</b>");
                Response.Write("<br />");
                SPGroupCollection u_Groups = currentUser.Groups;
                foreach (SPGroup item in u_Groups)
                {
                    Response.Write(item.Name);
                    Response.Write("<br />");
                }
                Response.Write("=======================================<br />");
                */

            });
            Label1.Text = sb.ToString();
            //Response.End();
        }//end of pageload
    }
}