diff --git a/libretroshare/src/file_sharing/file_tree.cc b/libretroshare/src/file_sharing/file_tree.cc
index 59987553c..75736ddc8 100644
--- a/libretroshare/src/file_sharing/file_tree.cc
+++ b/libretroshare/src/file_sharing/file_tree.cc
@@ -30,15 +30,63 @@ FileTree *FileTree::create(const std::string& radix64_string)
 	return ft ;
 }
 
-static void recurs_buildFileTree(FileTreeImpl& ft,uint32_t index,void *ref)
+void FileTreeImpl::recurs_buildFileTree(FileTreeImpl& ft,uint32_t index,const DirDetails& dd,bool remote)
 {
+	if(ft.mDirs.size() <= index)
+		ft.mDirs.resize(index+1) ;
+
+	ft.mDirs[index].name = dd.name ;
+	ft.mDirs[index].subfiles.clear();
+	ft.mDirs[index].subdirs.clear();
+
+	DirDetails dd2 ;
+
+	FileSearchFlags flags = remote?RS_FILE_HINTS_REMOTE:RS_FILE_HINTS_LOCAL ;
+
+	for(uint32_t i=0;i<dd.children.size();++i)
+		if(rsFiles->RequestDirDetails(dd.children[i].ref,dd2,flags))
+		{
+			if(dd.children[i].type == DIR_TYPE_FILE)
+			{
+				FileTree::FileData f ;
+				f.name = dd2.name ;
+				f.size = dd2.count ;
+				f.hash = dd2.hash ;
+
+				ft.mDirs[index].subfiles.push_back(ft.mFiles.size()) ;
+				ft.mFiles.push_back(f) ;
+			}
+			else if(dd.children[i].type == DIR_TYPE_DIR)
+			{
+				ft.mDirs[index].subdirs.push_back(ft.mDirs.size());
+				recurs_buildFileTree(ft,ft.mDirs.size(),dd2,remote) ;
+			}
+			else
+				std::cerr << "(EE) Unsupported DirDetails type." << std::endl;
+		}
+		else
+			std::cerr << "(EE) Cannot request dir details for pointer " << dd.children[i].ref << std::endl;
 }
 
-FileTree *FileTree::create(void *ref)
+bool FileTreeImpl::getDirectoryContent(uint32_t index,std::vector<uint32_t>& subdirs,std::vector<FileData>& subfiles) const
+{
+	if(index >= mDirs.size())
+		return false ;
+
+	subdirs = mDirs[index].subdirs ;
+
+	subfiles.clear() ;
+	for(uint32_t i=0;i<mDirs[index].subfiles.size();++i)
+		subfiles.push_back(mFiles[mDirs[index].subfiles[i]]);
+
+	return true ;
+}
+
+FileTree *FileTree::create(const DirDetails& dd, bool remote)
 {
 	FileTreeImpl *ft = new FileTreeImpl ;
 
-	recurs_buildFileTree(*ft,0,ref) ;
+	FileTreeImpl::recurs_buildFileTree(*ft,0,dd,remote) ;
 
 	return ft ;
 }
@@ -81,16 +129,12 @@ bool FileTreeImpl::deserialise(unsigned char *buffer,uint32_t buffer_size)
 
             if(FileListIO::readField(buffer,buffer_size,buffer_offset,FILE_LIST_IO_TAG_LOCAL_FILE_ENTRY,node_section_data,node_section_size))
             {
-                std::string file_name ;
-                uint64_t    file_size ;
-                RsFileHash  file_hash ;
-
                 if(!FileListIO::readField(node_section_data,node_section_size,node_section_offset,FILE_LIST_IO_TAG_FILE_NAME     ,mFiles[i].name   )) throw read_error(node_section_data,node_section_size,node_section_offset,FILE_LIST_IO_TAG_FILE_NAME     ) ;
                 if(!FileListIO::readField(node_section_data,node_section_size,node_section_offset,FILE_LIST_IO_TAG_FILE_SIZE     ,mFiles[i].size   )) throw read_error(node_section_data,node_section_size,node_section_offset,FILE_LIST_IO_TAG_FILE_SIZE     ) ;
                 if(!FileListIO::readField(node_section_data,node_section_size,node_section_offset,FILE_LIST_IO_TAG_FILE_SHA1_HASH,mFiles[i].hash   )) throw read_error(node_section_data,node_section_size,node_section_offset,FILE_LIST_IO_TAG_FILE_SHA1_HASH) ;
 
                 mTotalFiles++ ;
-                mTotalSize += file_size ;
+                mTotalSize += mFiles[i].size ;
             }
             else
                 throw read_error(buffer,buffer_size,buffer_offset,FILE_LIST_IO_TAG_LOCAL_FILE_ENTRY) ;
diff --git a/libretroshare/src/file_sharing/file_tree.h b/libretroshare/src/file_sharing/file_tree.h
index 10e34125e..f4f951361 100644
--- a/libretroshare/src/file_sharing/file_tree.h
+++ b/libretroshare/src/file_sharing/file_tree.h
@@ -15,6 +15,8 @@ public:
 protected:
 	void recurs_print(uint32_t index,const std::string& indent) const;
 
+	static void recurs_buildFileTree(FileTreeImpl& ft,uint32_t index,const DirDetails& dd,bool remote);
+
 	struct DirData {
 		std::string name;
 		std::vector<uint32_t> subdirs ;
@@ -22,4 +24,6 @@ protected:
 	};
 	std::vector<FileData> mFiles ;
 	std::vector<DirData> mDirs ;
+
+	friend class FileTree ;
 };
diff --git a/libretroshare/src/retroshare/rsfiles.h b/libretroshare/src/retroshare/rsfiles.h
index 22a7dd8bf..422b1e9fd 100644
--- a/libretroshare/src/retroshare/rsfiles.h
+++ b/libretroshare/src/retroshare/rsfiles.h
@@ -144,7 +144,7 @@ class FileTree
 public:
 	virtual ~FileTree() {}
 
-	static FileTree *create(void *ref) ;
+	static FileTree *create(const DirDetails& dd, bool remote) ;
 	static FileTree *create(const std::string& radix64_string) ;
 
 	virtual std::string toRadix64() const =0 ;
@@ -160,6 +160,8 @@ public:
 	virtual uint32_t root() const { return 0;}
 	virtual bool getDirectoryContent(uint32_t index,std::vector<uint32_t>& subdirs,std::vector<FileData>& subfiles) const = 0;
 
+	virtual void print() const=0;
+
 	uint32_t mTotalFiles ;
 	uint64_t mTotalSize ;
 };
diff --git a/retroshare-gui/src/gui/FileTransfer/SharedFilesDialog.cpp b/retroshare-gui/src/gui/FileTransfer/SharedFilesDialog.cpp
index 9279642c3..a43e3cc5f 100644
--- a/retroshare-gui/src/gui/FileTransfer/SharedFilesDialog.cpp
+++ b/retroshare-gui/src/gui/FileTransfer/SharedFilesDialog.cpp
@@ -511,7 +511,8 @@ void RemoteSharedFilesDialog::spawnCustomPopupMenu( QPoint point )
 	connect( downloadAct , SIGNAL( triggered() ), this, SLOT( downloadRemoteSelected() ) ) ;
 	contextMnu.addAction( downloadAct) ;
 
-	if ( type == DIR_TYPE_FILE ) {
+	//if ( type == DIR_TYPE_FILE )
+	{
 		contextMnu.addSeparator() ;//------------------------------------
 		contextMnu.addAction( copylinkAct) ;
 		contextMnu.addAction( sendlinkAct) ;
@@ -572,6 +573,18 @@ void SharedFilesDialog::copyLink (const QModelIndexList& lst, bool remote)
 
         if (details.type == DIR_TYPE_DIR)
         {
+			FileTree *ft = FileTree::create(details,remote) ;
+
+			std::cerr << "Created collection file tree:" << std::endl;
+			ft->print();
+
+			RetroShareLink link = RetroShareLink::createCollection(QString::fromUtf8(details.name.c_str()), details.count,QString::fromStdString(ft->toRadix64())) ;
+
+			if(link.valid())
+				urls.push_back(link) ;
+
+			delete ft ;
+#ifdef TO_REMOVE
             for(uint32_t j=0;j<details.children.size();++j)
             {
                 const DirStub& dirStub = details.children[j];
@@ -594,6 +607,7 @@ void SharedFilesDialog::copyLink (const QModelIndexList& lst, bool remote)
                     urls.push_back(link) ;
                 }
             }
+#endif
         }
         else
         {