namespace MyProject.Cms.Workflow
{
    using System.Collections;
    using System.Collections.Specialized;
    using System.Text.RegularExpressions;
    using Sitecore;
    using Sitecore.Configuration;
    using Sitecore.Data;
    using Sitecore.Data.Items;
    using Sitecore.Diagnostics;
    using Sitecore.Globalization;
    using Sitecore.Shell.Applications.Workbox;
    using Sitecore.Shell.Feeds;
    using Sitecore.Web;
    using Sitecore.Web.UI.HtmlControls;
    using Sitecore.Web.UI.Sheer;
    using Sitecore.Web.UI.XmlControls;
    using Sitecore.Workflows;

    public class MyWorkboxForm : WorkboxForm
    {
        private NameValueCollection stateNames;

        protected override void DisplayStates(IWorkflow workflow, XmlControl placeholder)
        {
            Assert.ArgumentNotNull(workflow, "workflow");
            Assert.ArgumentNotNull(placeholder, "placeholder");
            this.stateNames = null;
            WorkflowState[] states = workflow.GetStates();
            for (int i = 0; i < states.Length; i++)
            {
                WorkflowState workflowState = states[i];
                WorkflowCommand[] array = WorkflowFilterer.FilterVisibleCommands(workflow.GetCommands(workflowState.StateID));
                if (array.Length > 0)
                {
                    DataUri[] items = this.GetItems(workflowState, workflow);
                    Assert.IsNotNull(items, "items is null");
                    string str = ShortID.Encode(workflow.WorkflowID) + "_" + ShortID.Encode(workflowState.StateID);
                    Section section = new Section
                    {
                        ID = str + "_section"
                    };
                    placeholder.AddControl(section);
                    int num = items.Length;
                    string text;
                    if (num <= 0)
                    {
                        text = "none";
                    }
                    else
                    {
                        if (num == 1)
                        {
                            text = string.Format("1 {0}", Translate.Text("item"));
                        }
                        else
                        {
                            text = string.Format("{0} {1}", num, Translate.Text("items"));
                        }
                    }
                    text = string.Format("<span style=\"font-weight:normal\"> - ({0})</span>", text);
                    section.Header = workflowState.DisplayName + text;
                    section.Icon = workflowState.Icon;
                    if (Settings.ClientFeeds.Enabled)
                    {
                        FeedUrlOptions feedUrlOptions = new FeedUrlOptions("/sitecore/shell/~/feed/workflowstate.aspx")
                        {
                            UseUrlAuthentication = false
                        };
                        feedUrlOptions.Parameters["wf"] = workflow.WorkflowID;
                        feedUrlOptions.Parameters["st"] = workflowState.StateID;
                        section.FeedLink = feedUrlOptions.ToString();
                    }
                    section.Collapsed = (num <= 0);
                    Border border = new Border();
                    section.Controls.Add(border);
                    border.ID = str + "_content";
                    this.DisplayState(workflow, workflowState, items, border, 0, this.PageSize);
                    this.CreateNavigator(section, str + "_navigator", num);
                }
            }
        }

        protected override void DisplayWorkflow(IWorkflow workflow)
        {
            Assert.ArgumentNotNull(workflow, "workflow");
            Context.ClientPage.ServerProperties["WorkflowID"] = workflow.WorkflowID;
            XmlControl xmlControl = Sitecore.Resources.Resource.GetWebControl("Pane") as XmlControl;
            Error.AssertXmlControl(xmlControl, "Pane");
            this.States.Controls.Add(xmlControl);
            Assert.IsNotNull(xmlControl, "pane");
            xmlControl["PaneID"] = this.GetPaneID(workflow);
            xmlControl["Header"] = workflow.Appearance.DisplayName;
            xmlControl["Icon"] = workflow.Appearance.Icon;
            FeedUrlOptions feedUrlOptions = new FeedUrlOptions("/sitecore/shell/~/feed/workflow.aspx")
            {
                UseUrlAuthentication = false
            };
            feedUrlOptions.Parameters["wf"] = workflow.WorkflowID;
            xmlControl["FeedLink"] = feedUrlOptions.ToString();
            this.DisplayStates(workflow, xmlControl);
            if (Context.ClientPage.IsEvent)
            {
                SheerResponse.Insert(this.States.ClientID, "append", HtmlUtil.RenderControl(xmlControl));
            }
        }

        private string GetPaneID(IWorkflow workflow)
        {
            Assert.ArgumentNotNull(workflow, "workflow");
            return "P" + Regex.Replace(workflow.WorkflowID, "\\W", string.Empty);
        }

        private DataUri[] GetItems(WorkflowState state, IWorkflow workflow)
        {
            Assert.ArgumentNotNull(state, "state");
            Assert.ArgumentNotNull(workflow, "workflow");
            ArrayList arrayList = new ArrayList();
            DataUri[] items = workflow.GetItems(state.StateID);
            if (items != null)
            {
                DataUri[] array = items;
                for (int i = 0; i < array.Length; i++)
                {
                    DataUri dataUri = array[i];
                    Item item = Context.ContentDatabase.Items[dataUri];
                    if (item != null && item.Access.CanRead() && item.Access.CanReadLanguage() && item.Access.CanWriteLanguage() && (Context.IsAdministrator || item.Locking.CanLock() || item.Locking.HasLock()))
                    {
                        arrayList.Add(dataUri);
                    }
                }
            }
            return arrayList.ToArray(typeof(DataUri)) as DataUri[];
        }

        private void CreateNavigator(Section section, string id, int count)
        {
            Assert.ArgumentNotNull(section, "section");
            Assert.ArgumentNotNull(id, "id");
            Navigator navigator = new Navigator();
            section.Controls.Add(navigator);
            navigator.ID = id;
            navigator.Offset = 0;
            navigator.Count = count;
            navigator.PageSize = this.PageSize;
        }

    }
}