From 78613823aebf4dbfb384b49444562304bef2c5b3 Mon Sep 17 00:00:00 2001
From: Shannon <sdeminick@gmail.com>
Date: Tue, 13 May 2014 15:22:16 +1000
Subject: [PATCH] Fixes: U4-4853 Richtext Editor doesn't render macros after
 upgrade to Umbraco 6.2.0

---
 src/Umbraco.Web/umbraco.presentation/macro.cs            | 9 +++++++++
 .../umbraco.presentation/umbraco/nodeFactory/Node.cs     | 8 +++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/Umbraco.Web/umbraco.presentation/macro.cs b/src/Umbraco.Web/umbraco.presentation/macro.cs
index 49e49b592f..3fa50ded67 100644
--- a/src/Umbraco.Web/umbraco.presentation/macro.cs
+++ b/src/Umbraco.Web/umbraco.presentation/macro.cs
@@ -354,6 +354,9 @@ namespace umbraco
                                 }
                                 catch (Exception e)
                                 {
+                                    LogHelper.WarnWithException<macro>(
+                                        "Error loading partial view macro (View: " + Model.ScriptName + ")", true, e);
+
                                     renderFailed = true;
                                     Exceptions.Add(e);
                                     macroControl = handleError(e);
@@ -1824,6 +1827,12 @@ namespace umbraco
 
         public static string MacroContentByHttp(int PageID, Guid PageVersion, Hashtable attributes)
         {
+
+            if (SystemUtilities.GetCurrentTrustLevel() != AspNetHostingPermissionLevel.Unrestricted)
+            {
+                return "<span style='color: red'>Cannot render macro content in the rich text editor when the application is running in a Partial Trust environment</span>";
+            }
+            
             string tempAlias = (attributes["macroalias"] != null)
                                    ? attributes["macroalias"].ToString()
                                    : attributes["macroAlias"].ToString();
diff --git a/src/Umbraco.Web/umbraco.presentation/umbraco/nodeFactory/Node.cs b/src/Umbraco.Web/umbraco.presentation/umbraco/nodeFactory/Node.cs
index 7d614795bc..8ea7dcddbb 100644
--- a/src/Umbraco.Web/umbraco.presentation/umbraco/nodeFactory/Node.cs
+++ b/src/Umbraco.Web/umbraco.presentation/umbraco/nodeFactory/Node.cs
@@ -550,7 +550,13 @@ namespace umbraco.NodeFactory
 		{
            if (HttpContext.Current.Items["pageID"] == null)
                 throw new InvalidOperationException("There is no current node.");
-		    return (int)HttpContext.Current.Items["pageID"];
+
+		    var intAttempt = HttpContext.Current.Items["pageID"].TryConvertTo<int>();
+		    if (intAttempt == false)
+		    {
+                throw new InvalidOperationException("The pageID value in the HttpContext.Items cannot be converted to an integer");
+		    }
+		    return intAttempt.Result;
 		}
 	}
 }
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