From 6a279feb2fdd9f85876b6533fed1020fdbffc20a Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Wed, 12 Mar 2014 23:54:20 +0000
Subject: Only allow llBreakAllLinks() to work if script has received
 PERMISSION_CHANGE_LINKS

As per http://wiki.secondlife.com/wiki/LlBreakAllLinks
Same as existing llCreateLink() and llBreakLink()
---
 .../Shared/Api/Implementation/LSL_Api.cs           |  8 +++++
 .../Shared/Tests/LSL_ApiLinkingTests.cs            | 42 ++++++++++++++++++++++
 2 files changed, 50 insertions(+)

(limited to 'OpenSim')

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 45a7c96..abd8123 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -3922,6 +3922,14 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public void llBreakAllLinks()
         {
             m_host.AddScriptLPS(1);
+
+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0
+                && !m_automaticLinkPermission)
+            {
+                Error("llBreakAllLinks", "PERMISSION_CHANGE_LINKS permission not set");
+                return;
+            }
+
             SceneObjectGroup parentPrim = m_host.ParentGroup;
             if (parentPrim.AttachmentPoint != 0)
                 return; // Fail silently if attached
diff --git a/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiLinkingTests.cs b/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiLinkingTests.cs
index ac9f93b..4c5a501 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiLinkingTests.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiLinkingTests.cs
@@ -141,5 +141,47 @@ namespace OpenSim.Region.ScriptEngine.Shared.Tests
             SceneObjectGroup grp2 = m_scene.GetSceneObjectGroup("grp1-Part1");
             Assert.That(grp2, Is.Not.Null);
         }
+
+        [Test]
+        public void TestllBreakAllLinks()
+        {
+            TestHelpers.InMethod();
+
+            UUID ownerId = TestHelpers.ParseTail(0x1);
+
+            SceneObjectGroup grp1 = SceneHelpers.CreateSceneObject(3, ownerId, "grp1-", 0x10);
+            grp1.AbsolutePosition = new Vector3(10, 10, 10);
+            m_scene.AddSceneObject(grp1);
+
+            // FIXME: This should really be a script item (with accompanying script)
+            TaskInventoryItem grp1Item
+                = TaskInventoryHelpers.AddNotecard(
+                    m_scene, grp1.RootPart, "ncItem", TestHelpers.ParseTail(0x800), TestHelpers.ParseTail(0x900), "Hello World!");
+            
+            grp1Item.PermsMask |= ScriptBaseClass.PERMISSION_CHANGE_LINKS;
+
+            LSL_Api apiGrp1 = new LSL_Api();
+            apiGrp1.Initialize(m_engine, grp1.RootPart, grp1Item, null);
+
+            apiGrp1.llBreakAllLinks();
+
+            {
+                SceneObjectGroup nowGrp = m_scene.GetSceneObjectGroup("grp1-Part1");
+                Assert.That(nowGrp, Is.Not.Null);
+                Assert.That(nowGrp.Parts.Length, Is.EqualTo(1));
+            }
+
+            {
+                SceneObjectGroup nowGrp = m_scene.GetSceneObjectGroup("grp1-Part2");
+                Assert.That(nowGrp, Is.Not.Null);
+                Assert.That(nowGrp.Parts.Length, Is.EqualTo(1));
+            }
+
+            {
+                SceneObjectGroup nowGrp = m_scene.GetSceneObjectGroup("grp1-Part3");
+                Assert.That(nowGrp, Is.Not.Null);
+                Assert.That(nowGrp.Parts.Length, Is.EqualTo(1));
+            }
+        }
     }
 }
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