public override string GetHelpHtmlContent(ScriptIntellisenseItem item)
{
string cmdletName = CmdletName ?? item?.Value;
if (string.IsNullOrWhiteSpace(cmdletName))
{
return(null);
}
using var runspace = PowerShellScriptEngine.CreateRunspace();
using var ps = Automation.PowerShell.Create();
ps.Runspace = runspace;
ps.AddCommand("get-help").AddParameter("Name", cmdletName).AddParameter("Full").AddCommand("out-string").AddParameter("Width", 10000);
var commands = ps.Invoke();
var command = commands?.FirstOrDefault();
var result = Convert.ToString(command?.BaseObject);
if (string.IsNullOrWhiteSpace(result))
{
return(null);
}
result = HtmlEncode(result);
var reHeaders = new Regex(@"(?m)(^\w[\w \t]+)");
result = reHeaders.Replace(result, "<b><u>$1</u></b>");
var reParameters = new Regex(@"(?m)^(?:[ \t]*(\-\w+(?:\s*\[?<.*?>\]?)?))\s*<br>\s*$");
result = reParameters.Replace(result, "<b>$1</b><br>\r\n");
var reCommonParameters = new Regex(@"(?m)^[ \t]*(<CommonParameters>)\s*<br>\s*$");
result = reCommonParameters.Replace(result, "<b>$1</b><br>\r\n");
result = result.Replace(" ", " ");
return(result);
}
public override void ShowOnlineHelp(ScriptIntellisenseItem item)
{
string cmdletModule = HtmlEncode(CmdletModule);
string cmdletName = HtmlEncode(CmdletName ?? item?.Value);
if (string.IsNullOrWhiteSpace(cmdletName))
{
XtraMessageBox.Show("Cmdlet name is empty.", "Cannot show help for cmdlet", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
try
{
using var runspace = PowerShellScriptEngine.CreateRunspace();
using var ps = Automation.PowerShell.Create();
ps.Runspace = runspace;
ps.AddCommand("get-help").AddParameter("Name", cmdletName).AddParameter("Online");
ps.Invoke();
}
catch (Exception ex)
{
if (!string.IsNullOrWhiteSpace(CmdletModule))
{
//Try to show on Microsoft site
string url = $"https://docs.microsoft.com/en-us/powershell/module/{cmdletModule}/{CmdletName}";
System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo()
{
FileName = url, UseShellExecute = true
});
return;
}
XtraMessageBox.Show(ex.Message, "Cannot show online help", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
public virtual void ShowOnlineHelp(ScriptIntellisenseItem item)
{
}
public virtual string GetHelpHtmlContent(ScriptIntellisenseItem item) => null;
public override string GetHelpHtmlContent(ScriptIntellisenseItem item)
{
var type = Utils.GetUnderlyingType(Type);
if (type == null)
{
return(null);
}
var result = new StringBuilder();
result.AppendLine($"<h1><b>{HtmlEncode(type.Name)}</b> ({HtmlEncode(type.FullName)})</h1><br>");
var attrTypeDescription = type.GetCustomAttribute <DescriptionAttribute>(true);
if (!string.IsNullOrWhiteSpace(attrTypeDescription?.Description))
{
result.AppendLine($"<i>{HtmlEncode(attrTypeDescription?.Description)}</i><br>");
}
result.AppendLine("<br>");
if (IsStatic && type.IsEnum)
{
var names = Enum.GetNames(type);
if (names == null || names.Length <= 0)
{
return(result.ToString());
}
foreach (var name in names)
{
result.AppendLine($" -{HtmlEncode(name)}<br>");
}
return(result.ToString());
}
var bindingFlags = IsStatic ?
BindingFlags.Static | BindingFlags.Public :
BindingFlags.Instance | BindingFlags.Public;
result.AppendLine("<h2>Properties:</h2><br>");
var properties = type.GetProperties(bindingFlags);
foreach (var property in properties)
{
if (property.MemberType != MemberTypes.Property || property.IsSpecialName)
{
continue;
}
var attributeBrowsable = property.GetCustomAttribute <BrowsableAttribute>(true);
if (!(attributeBrowsable?.Browsable ?? true))
{
continue;
}
var typeName = Utils.GetTypeName(property.PropertyType);
var strParameters = new StringBuilder();
var parameters = property.GetIndexParameters();
if (parameters.Length > 0)
{
strParameters.Append(" [");
foreach (var parameter in parameters)
{
var paramTypeName = parameters[0].ParameterType;
if (strParameters.Length > 2) // "[ " was added initially
{
strParameters.Append(", ");
}
if (parameter.ParameterType.IsByRef)
{
strParameters.Append(parameter.IsOut ? "out " : "ref ");
}
strParameters.Append($"[{paramTypeName}] {parameter.Name}");
}
strParameters.Append(']');
}
var attributeDescription = property.GetCustomAttribute <DescriptionAttribute>(true);
var description = $"<b>{HtmlEncode(property.Name)}</b> [{HtmlEncode(typeName)}]<br>{HtmlEncode(attributeDescription?.Description)}<br><br>";
result.AppendLine(description);
}
result.AppendLine("<h2>Methods:</h2><br>");
var methods = type.GetMethods(bindingFlags | BindingFlags.InvokeMethod);
foreach (var method in methods)
{
if (method.IsConstructor || method.MemberType != MemberTypes.Method || method.IsSpecialName)
{
continue;
}
var attributeBrowsable = method.GetCustomAttribute <BrowsableAttribute>(true);
if (!(attributeBrowsable?.Browsable ?? true))
{
continue;
}
string typeName = "object";
if (method.ReturnType != typeof(void))
{
typeName = Utils.GetTypeName(method.ReturnType);
}
var parameters = method.GetParameters();
var strParameters = new StringBuilder();
strParameters.Append(" (");
foreach (var parameter in parameters)
{
var paramTypeName = Utils.GetTypeName(parameter.ParameterType);
if (string.IsNullOrWhiteSpace(paramTypeName))
{
paramTypeName = "object";
}
if (strParameters.Length > 2) // " (" was added initially
{
strParameters.Append(", ");
}
if (parameter.ParameterType.IsByRef)
{
strParameters.Append(parameter.IsOut ? "out " : "ref ");
}
strParameters.Append($"[{paramTypeName}] {parameter.Name}");
}
strParameters.Append(')');
var attributeDescription = method.GetCustomAttribute <DescriptionAttribute>(true);
var description = $"<b>{HtmlEncode(method.Name)}</b> [{HtmlEncode(typeName)}] {HtmlEncode(strParameters.ToString())}<br>{HtmlEncode(attributeDescription?.Description)}<br><br>";
result.AppendLine(description);
}
return(result.ToString());