Added new 'MultilevelSingSquashfsDataProvider'.

Same as SingSquashfsDataProvider but with browse_path support.

BrainPortal/app/models/multilevel_sing_squashfs_data_provider.rb

@@ -0,0 +1,44 @@
+
+#
+# CBRAIN Project
+#
+# Copyright (C) 2008-2025
+# The Royal Institution for the Advancement of Learning
+# McGill University
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# This class implements the same kind of provider
+# as SingSquashfsDataProvider, but with browse_path support.
+class MultilevelSingSquashfsDataProvider < SingSquashfsDataProvider
+
+  Revision_info=CbrainFileRevision[__FILE__] #:nodoc:
+
+  def has_browse_path_capabilities?
+    true
+  end
+
+  # This returns the category of the data provider
+  def self.pretty_category_name #:nodoc:
+    "Multi Level"
+  end
+
+  def provider_full_path(userfile)
+    # It's amazing what object-oriented programming can do sometimes.
+    #Pathname.new(self.containerized_path) + userfile.name # old code in parent class
+    Pathname.new(self.containerized_path) + userfile.browse_name # just add the intermediate folders
+  end
+
+end

BrainPortal/app/models/sing_squashfs_data_provider.rb

@@ -67,7 +67,7 @@ def read_only=(val) #:nodoc:
 
   # This returns the category of the data provider
   def self.pretty_category_name #:nodoc:
-    "Singularity SquashFS"
+    "Single Level"
   end
 
   def impl_is_alive? #:nodoc: