限制登录用户列表

Question

在下面的代码中，我想在用户列表中限制显示登录用户

索引

<div id="users">
<% for user in @users %>
  <div class="user">
    <p>
      <strong><%=h user.username %></strong>
      <%= link_to "Add Friend", friendships_path(:friend_id => user), :method => :post %>
      <div class="clear"></div>
    </p>
  </div>
<% end %>
</div>

控制器 .............

@users = User.all

Answer 1

查看我similar question的已批准回答。

Answer 2

<div id="users">
<% for user in @users %>
  <% unless user.id == current_user.id # ← DO THIS :-) %>
    <div class="user">
      <p>
        <strong><%=h user.username %></strong>
        <%= link_to "Add Friend", friendships_path(:friend_id => user), :method => :post %>
        <div class="clear"></div>
      </p>
    </div>
  <% end %>
<% end %>
</div>