/// <summary>
/// Gets the current person.
/// </summary>
/// <param name="context">The context.</param>
/// <returns></returns>
private static Person GetCurrentPerson(ILavaRenderContext context)
{
// First check for a person override value included in lava context
var currentPerson = context.GetMergeField("CurrentPerson", null) as Person;
if (currentPerson == null)
{
var httpContext = System.Web.HttpContext.Current;
if (httpContext != null && httpContext.Items.Contains("CurrentPerson"))
{
currentPerson = httpContext.Items["CurrentPerson"] as Person;
}
}
return(currentPerson);
}
/// <summary>
/// Parses the element attributes markup to collate parameter settings for the shortcode.
/// </summary>
/// <param name="elementAttributesMarkup">The markup.</param>
/// <param name="context">The context.</param>
/// <returns></returns>
private void SetParametersFromElementAttributes(Dictionary <string, object> parameters, string elementAttributesMarkup, ILavaRenderContext context)
{
// Resolve any Lava merge fields in the element attributes markup.
var resolvedMarkup = _engine.RenderTemplate(elementAttributesMarkup, LavaRenderParameters.WithContext(context));
var markupItems = Regex.Matches(resolvedMarkup.Text, @"(\S*?:'[^']+')")
.Cast <Match>()
.Select(m => m.Value)
.ToList();
foreach (var item in markupItems)
{
var itemParts = item.ToString().Split(new char[] { ':' }, 2);
if (itemParts.Length > 1)
{
parameters.AddOrReplace(itemParts[0].Trim().ToLower(), itemParts[1].Trim().Substring(1, itemParts[1].Length - 2));
}
}
// OK, now let's look for any passed variables ala: name:variable
var variableTokens = Regex.Matches(resolvedMarkup.Text, @"\w*:\w+")
.Cast <Match>()
.Select(m => m.Value)
.ToList();
foreach (var item in variableTokens)
{
var itemParts = item.Trim().Split(new char[] { ':' }, 2);
if (itemParts.Length > 1)
{
var scopeKey = itemParts[1].Trim();
var scopeObject = context.GetMergeField(scopeKey, null);
if (scopeObject != null)
{
parameters.AddOrReplace(itemParts[0].Trim().ToLower(), scopeObject);
break;
}
}
}
}
/// <summary>
/// Gets the current person.
/// </summary>
/// <param name="context">The context.</param>
/// <returns>The current person or null if not found.</returns>
/// <exception cref="ArgumentNullException">context</exception>
public static Person GetCurrentPerson(ILavaRenderContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
string currentPersonKey = "CurrentPerson";
Person currentPerson = null;
// First, check for a person override value included in the lava context.
currentPerson = context.GetMergeField(currentPersonKey, null) as Person;
if (currentPerson == null)
{
var httpContext = HttpContext.Current;
if (httpContext != null && httpContext.Items.Contains(currentPersonKey))
{
currentPerson = httpContext.Items[currentPersonKey] as Person;
}
}
return(currentPerson);
}
