Massadd of books to shelfs (#203, #404) from advanced search

Code cosmetics
bugfix error message on failed emails
refactored language name generation

cps/templates/search.html

@@ -8,11 +8,34 @@
     {% else %}
       <h2>{{entries|length}} {{_('Results for:')}} {{searchterm}}</h2>
     {%endif%}
-    {% if g.user.is_authenticated %}
-      <!--a href="{{ url_for('read_books') }}" class="btn btn-primary">{{ _('Search result to shelf') }} </a-->
+      {% if g.user.is_authenticated %}
+      {% if g.user.shelf.all() or g.public_shelfes %}
+      <div id="shelf-actions" class="btn-toolbar" role="toolbar">
+        <div class="btn-group" role="group" aria-label="Add to shelves">
+          <button id="add-to-shelf" type="button" class="btn btn-primary btn-sm dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+            <span class="glyphicon glyphicon-list"></span> {{_('Add to shelf')}}
+            <span class="caret"></span>
+          </button>
+          <ul id="add-to-shelves" class="dropdown-menu" aria-labelledby="add-to-shelf">
+            {% for shelf in g.user.shelf %}
+              {% if shelf.is_public != 1 %}
+                <li>
+                  <a href="{{ url_for('search_to_shelf', shelf_id=shelf.id) }}"> {{shelf.name}}</a>
+                  
+                </li>
+              {% endif %}
+            {% endfor %}
+            {% for shelf in g.public_shelfes %}
+                <li>
+                  <a href="{{ url_for('search_to_shelf', shelf_id=shelf.id) }}">{{shelf.name}}</a>
+                </li>
+            {% endfor %}
+          </ul>
+        </div>
+      </div>
+      {% endif %}
     {% endif %}
 
-
   <div class="row">
 
     {% for entry in entries %}

cps/templates/shelf.html

@@ -5,7 +5,7 @@
   {% if g.user.is_authenticated %}
     {% if (g.user.role_edit_shelfs() and shelf.is_public ) or not shelf.is_public  %}
       <div data-toggle="modal" data-target="#DeleteShelfDialog" class="btn btn-danger">{{ _('Delete this Shelf') }} </div>
-      <a href="{{ url_for('edit_shelf', shelf_id=shelf.id) }}" class="btn btn-primary">{{ _('Edit Shelf name') }} </a>
+      <a href="{{ url_for('edit_shelf', shelf_id=shelf.id) }}" class="btn btn-primary">{{ _('Edit Shelf') }} </a>
       <a href="{{ url_for('order_shelf', shelf_id=shelf.id) }}" class="btn btn-primary">{{ _('Change order') }} </a>
     {% endif %}
   {% endif %}