From ac6af25508eaa3339ddd294dfe3bc55c3435b796 Mon Sep 17 00:00:00 2001
From: AndreyL ProductEngine <alihatskiy@productengine.com>
Date: Thu, 31 Mar 2016 18:08:31 +0300
Subject: MAINT-6238 Warn user if Trash is overflowing

---
 indra/newview/app_settings/settings.xml            | 11 ++++++++
 indra/newview/llinventorybridge.cpp                |  1 +
 indra/newview/llinventorymodel.cpp                 | 29 ++++++++++++++++++++++
 indra/newview/llinventorymodel.h                   |  5 ++++
 .../newview/skins/default/xui/en/notifications.xml | 12 +++++++++
 5 files changed, 58 insertions(+)

diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index aef2438dc7..d5de494434 100755
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -4845,6 +4845,17 @@
       <key>Value</key>
       <integer>7</integer>
     </map>
+    <key>InventoryTrashMaxCapacity</key>
+    <map>
+        <key>Comment</key>
+        <string>Maximum capacity of the Trash folder. User will ve offered to clean it up when exceeded.</string>
+        <key>Persist</key>
+        <integer>1</integer>
+        <key>Type</key>
+        <string>U32</string>
+        <key>Value</key>
+        <integer>5000</integer>
+    </map>
     <key>MarketplaceListingsSortOrder</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/llinventorybridge.cpp b/indra/newview/llinventorybridge.cpp
index 9782c792c9..907491a390 100755
--- a/indra/newview/llinventorybridge.cpp
+++ b/indra/newview/llinventorybridge.cpp
@@ -2065,6 +2065,7 @@ BOOL LLItemBridge::removeItem()
 	}
 	
 	LLNotifications::instance().forceResponse(params, 0);
+	model->checkTrashOverflow();
 	return TRUE;
 }
 
diff --git a/indra/newview/llinventorymodel.cpp b/indra/newview/llinventorymodel.cpp
index 1ae8fc418f..1554940a25 100755
--- a/indra/newview/llinventorymodel.cpp
+++ b/indra/newview/llinventorymodel.cpp
@@ -771,6 +771,22 @@ void LLInventoryModel::collectDescendentsIf(const LLUUID& id,
 	}
 }
 
+U32 LLInventoryModel::getDescendentsCountRecursive(const LLUUID& id, U32 max_item_limit)
+{
+	LLInventoryModel::cat_array_t cats;
+	LLInventoryModel::item_array_t items;
+	gInventory.collectDescendents(id, cats, items, LLInventoryModel::INCLUDE_TRASH);
+
+	U32 items_found = items.size() + cats.size();
+
+	for (U32 i = 0; i < cats.size() && items_found <= max_item_limit; ++i)
+	{
+		items_found += getDescendentsCountRecursive(cats[i]->getUUID(), max_item_limit - items_found);
+	}
+
+	return items_found;
+}
+
 void LLInventoryModel::addChangedMaskForLinks(const LLUUID& object_id, U32 mask)
 {
 	const LLInventoryObject *obj = getObject(object_id);
@@ -3333,6 +3349,7 @@ void LLInventoryModel::processMoveInventoryItem(LLMessageSystem* msg, void**)
 //----------------------------------------------------------------------------
 
 // Trash: LLFolderType::FT_TRASH, "ConfirmEmptyTrash"
+// Trash: LLFolderType::FT_TRASH, "TrashIsFull" when trash exceeds maximum capacity
 // Lost&Found: LLFolderType::FT_LOST_AND_FOUND, "ConfirmEmptyLostAndFound"
 
 bool LLInventoryModel::callbackEmptyFolderType(const LLSD& notification, const LLSD& response, LLFolderType::EType preferred_type)
@@ -3414,6 +3431,8 @@ void LLInventoryModel::removeCategory(const LLUUID& category_id)
 			changeCategoryParent(cat, trash_id, TRUE);
 		}
 	}
+
+	checkTrashOverflow();
 }
 
 void LLInventoryModel::removeObject(const LLUUID& object_id)
@@ -3444,6 +3463,16 @@ void LLInventoryModel::removeObject(const LLUUID& object_id)
 	}
 }
 
+void  LLInventoryModel::checkTrashOverflow()
+{
+	static const U32 trash_max_capacity = gSavedSettings.getU32("InventoryTrashMaxCapacity");
+	const LLUUID trash_id = findCategoryUUIDForType(LLFolderType::FT_TRASH);
+	if (getDescendentsCountRecursive(trash_id, trash_max_capacity) >= trash_max_capacity)
+	{
+		gInventory.emptyFolderType("TrashIsFull", LLFolderType::FT_TRASH);
+	}
+}
+
 const LLUUID &LLInventoryModel::getRootFolderID() const
 {
 	return mRootFolderID;
diff --git a/indra/newview/llinventorymodel.h b/indra/newview/llinventorymodel.h
index ac336e347c..0782ec5255 100755
--- a/indra/newview/llinventorymodel.h
+++ b/indra/newview/llinventorymodel.h
@@ -258,6 +258,9 @@ public:
 
 	// Follow parent chain to the top.
 	bool getObjectTopmostAncestor(const LLUUID& object_id, LLUUID& result) const;
+
+private:
+	U32 getDescendentsCountRecursive(const LLUUID& id, U32 max_item_limit);
 	
 	//--------------------------------------------------------------------
 	// Find
@@ -399,6 +402,8 @@ public:
 	/// removeItem() or removeCategory(), whichever is appropriate
 	void removeObject(const LLUUID& object_id);
 
+	void checkTrashOverflow();
+
 protected:
 	void updateLinkedObjectsFromPurge(const LLUUID& baseobj_id);
 	
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 3831b52c2c..f8d76eff58 100755
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -5990,6 +5990,18 @@ Are you sure you want to permanently delete the contents of your Trash?
      yestext="OK"/>
   </notification>
 
+  <notification
+   icon="alertmodal.tga"
+   name="TrashIsFull"
+   type="alertmodal">
+Your trash is overflowing. This may cause problems logging in.
+      <tag>confirm</tag>
+        <usetemplate
+         name="okcancelbuttons"
+         notext="I will empty trash later"
+         yestext="Empty trash now"/>
+  </notification>
+
   <notification
    icon="alertmodal.tga"
    name="ConfirmClearBrowserCache"
-- 
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