downloads: fixed archive links from file tree view

rhodecode/templates/files/files_browser.mako

@@ -1,57 +1,57 b''
 
 <div id="codeblock" class="browserblock">
     <div class="browser-header">
         <div class="browser-nav">
             ${h.form(h.current_route_path(request), method='GET', id='at_rev_form')}
             <div class="info_box">
               ${h.hidden('refs_filter')}
               <div class="info_box_elem previous">
                     <a id="prev_commit_link" data-commit-id="${c.prev_commit.raw_id}" class="pjax-link ${'disabled' if c.url_prev == '#' else ''}" href="${c.url_prev}" title="${_('Previous commit')}"><i class="icon-left"></i></a>
               </div>
               <div class="info_box_elem">${h.text('at_rev',value=c.commit.idx)}</div>
               <div class="info_box_elem next">
                     <a id="next_commit_link" data-commit-id="${c.next_commit.raw_id}" class="pjax-link ${'disabled' if c.url_next == '#' else ''}" href="${c.url_next}" title="${_('Next commit')}"><i class="icon-right"></i></a>
               </div>
             </div>
             ${h.end_form()}
 
             <div id="search_activate_id" class="search_activate">
                <a class="btn btn-default" id="filter_activate" href="javascript:void(0)">${_('Search File List')}</a>
             </div>
             <div id="search_deactivate_id"  class="search_activate hidden">
                <a class="btn btn-default" id="filter_deactivate" href="javascript:void(0)">${_('Close File List')}</a>
             </div>
             % if h.HasRepoPermissionAny('repository.write','repository.admin')(c.repo_name):
               <div title="${_('Add New File')}" class="btn btn-primary new-file">
                 <a href="${h.route_path('repo_files_add_file',repo_name=c.repo_name,commit_id=c.commit.raw_id,f_path=c.f_path, _anchor='edit')}">
                     ${_('Add File')}</a>
               </div>
             % endif
             % if c.enable_downloads:
               <% at_path = '{}.zip'.format(request.GET.get('at') or c.commit.raw_id[:6]) %>
               <div title="${_('Download tree at {}').format(at_path)}" class="btn btn-default new-file">
-                <a href="${h.route_path('repo_archivefile',repo_name=c.repo_name, fname=c.commit.raw_id)}">
+                <a href="${h.route_path('repo_archivefile',repo_name=c.repo_name, fname='{}.zip'.format(c.commit.raw_id))}">
                     ${_('Download tree at {}').format(at_path)}
                 </a>
               </div>
             % endif
         </div>
 
         <div class="browser-search">
             <div class="node-filter">
                 <div class="node_filter_box hidden" id="node_filter_box_loading" >${_('Loading file list...')}</div>
                 <div class="node_filter_box hidden" id="node_filter_box" >
                     <div class="node-filter-path">${h.get_last_path_part(c.file)}/</div>
                     <div class="node-filter-input">
                         <input class="init" type="text" name="filter" size="25" id="node_filter" autocomplete="off">
                     </div>
                 </div>
             </div>
         </div>
     </div>
     ## file tree is computed from caches, and filled in
     <div id="file-tree">
     ${c.file_tree |n}
     </div>
 
 </div>