Packages.cs

using System;
using System.IO;
using System.Text;
using System.Threading.Tasks;
using Waher.Content.Markdown;
using Waher.IoTGateway;
using Waher.Service.IoTBroker.Provisioning;
using Waher.Service.IoTBroker.Provisioning.SoftwareUpdates;
 
namespace Waher.Service.IoTBroker.Admin.Software
{
    public class Packages : CommandNoParameters
    {
        public Packages()
        {
        }
 
        public override string Name => "Packages";
 
        public override async Task Execute(ChatState State, string[] Arguments, string OrgMessage, ResponseCallbackHandler ResponseCallback)
        {
            StringBuilder Markdown = new StringBuilder();
            string s;
 
            Markdown.AppendLine("| File Name | Size | Published | Supersedes | Created | Installed | Signature | Remote Endpoint |");
            Markdown.AppendLine("|:----------|:----:|:---------:|:----------:|:-------:|:---------:|:----------|:----------------|");
 
            foreach (Package Package in await ProvisioningComponent.GetPackages())
            {
                Markdown.Append("| ");
                Markdown.Append(XmppServerModule.Instance.DownloadableFile(Path.Combine(XmppServerModule.PackagesFolder, Package.FileName), State, State.To));
                Markdown.Append(" | ");
                Markdown.Append(Export.FormatBytes(Package.Bytes));
                Markdown.Append(" | ");
                Markdown.Append(MarkdownDocument.Encode(Package.Published.ToString()));
                Markdown.Append(" | ");
                Markdown.Append(Package.Supersedes == DateTime.MinValue ? "" : MarkdownDocument.Encode(Package.Supersedes.ToString()));
                Markdown.Append(" | ");
                Markdown.Append(MarkdownDocument.Encode(Package.Created.ToString()));
                Markdown.Append(" | ");
 
                if (Package.Installed > DateTime.MinValue)
                    Markdown.Append(MarkdownDocument.Encode(Package.Installed.ToString()));
 
                Markdown.Append(" | ");
                Markdown.Append("<a href='javascript:window.alert(\"" + (s = Convert.ToBase64String(Package.Signature)) + "\")'>" + s.Substring(0, 10) + "...</a>");
                Markdown.Append(" | ");
                Markdown.Append(MarkdownDocument.Encode(Package.RemoteEndpoint));
                Markdown.AppendLine(" |");
            }
 
            await ResponseCallback(Markdown.ToString(), string.Empty);
        }
 
        public override string[] HelpParagraphs => new string[] { "Displays available software packages, and basic information regarding each one, in table form." };
    }
}