Add move operation for documents plugin

plugins/documents/app/views/documents/_documents.html.haml

@@ -16,5 +16,6 @@
         %td= h show_user(document.created_by)
         %td
           - if document.created_by == current_user or current_user.role_admin?
+            = link_to t('ui.move'), document_move_path(document), remote: true, class: 'btn btn-mini'
             = link_to t('ui.delete'), document, :method => :delete, :data => {:confirm => t('ui.confirm_delete', name: document.name)},
             class: 'btn btn-mini btn-danger'

plugins/documents/app/views/documents/_move.html.haml

@@ -0,0 +1,12 @@
+.modal-header
+  = close_button :modal
+  %h3= t('.title')
+.modal-body
+  = link_to t('.root_folder'), document_path(@document, parent_id: nil), method: :patch
+  - Document.walk_tree do |document, level|
+    - if document.folder?
+      %br
+      = (' ' * 2 * (level + 1)).html_safe
+      = link_to document.name, document_path(@document, parent_id: document.id), method: :patch
+.modal-footer
+  = link_to t('ui.close'), '#', class: 'btn', data: {dismiss: 'modal'}

plugins/documents/app/views/documents/move.js.haml

@@ -0,0 +1,2 @@
+$('#modalContainer').html('#{j(render("move"))}');
+$('#modalContainer').modal();