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我正在將我的Rails應用程序從3.2升級到4,除了新用戶使用Devise註冊外,我的工作進展順利。我正在升級到Devise 3.2.2。當我嘗試註冊一個新用戶時,出現用戶圖像的錯誤,「沒有選擇的文件不能變爲空白」。我不認爲這是Paperclip的問題,因爲與我的其他模型上傳的圖像工作正常。我看到它說有不允許的參數,這可能是一個問題的標誌。下面是用戶模型的部分:升級到設計3.2.2 - 圖片上傳給出錯誤「沒有選擇文件」
has_attached_file :image, styles: { small: "75x108>"}
validates_attachment :image, presence: true,
content_type: { content_type: ['image/jpeg', 'image/jpg', 'image/gif', 'image/png'] },
size: { less_than: 5.megabytes }
這裏是我的註冊頁面:
<div class="panel panel-default form_page">
<div class="panel-heading">
<h2>Sign up</h2>
</div>
<div class="panel-body input_container">
<%= simple_form_for(resource, :as => resource_name, :url => registration_path(resource_name), html: { class: 'form-horizontal'}) do |f| %>
<%= f.error_notification %>
<div class="form-group">
<%= f.input :image, label: "Upload A Profile Pic" %>
</div>
<div class="form-group">
<%= f.input :name, input_html: {:class => "form-control" } %>
</div>
<div class="form-group">
<%= f.input :email, input_html: {:class => "form-control" } %>
</div>
<div class="form-group">
<%= f.input :password, input_html: {:class => "form-control" } %>
</div>
<div class="form-group">
<%= f.input :password_confirmation, input_html: {:class => "form-control" } %>
</div>
<div class="form-group">
<%= f.input :twitter, label: "Enter your Twitter handle", input_html: {:class => "form-control" } %>
</div>
<div class="form-group">
<%= f.input :lastfm, label: "Enter your last.fm handle", input_html: {:class => "form-control" } %>
</div>
<div class="form-group">
<%= f.input :status, label: "Leave some words of wisdom", input_html: {:class => "form-control" } %>
</div>
<%= f.submit "Sign up", class: "btn btn-primary" %>
<% end %>
</div>
<div class="panel-footer">
<%= render "devise/shared/links" %>
</div>
這裏是我的服務器輸出:
Processing by Devise::RegistrationsController#create as HTML
Parameters: {"utf8"=>"✓", "authenticity_token"=>"akj/sZRPil4h3tu9qntjmbgucai2h80/b8U3zhYtEoQ=", "user"=>{"image"=>#<ActionDispatch::Http::UploadedFile:0x00000106bd3dd0 @tempfile=#<Tempfile:/var/folders/r8/z7hzv9r51nv9vymbj1szxqdw0000gp/T/RackMultipart20140129-36058-dwch5z>, @original_filename="tony.jpg", @content_type="image/jpeg", @headers="Content-Disposition: form-data; name=\"user[image]\"; filename=\"tony.jpg\"\r\nContent-Type: image/jpeg\r\n">, "name"=>"Tony", "email"=>"[email protected]", "password"=>"[FILTERED]", "password_confirmation"=>"[FILTERED]", "twitter"=>"@Tambe257", "lastfm"=>"Tambe257", "status"=>"words"}, "commit"=>"Sign up"}
Unpermitted parameters: image, name, twitter, lastfm, status
(0.1ms) begin transaction
User Exists (0.2ms) SELECT 1 AS one FROM "users" WHERE "users"."email" = '[email protected]' LIMIT 1
(0.1ms) rollback transaction
您對強參數的預感是正確的。閱讀此信息以獲取有關強參數的更多信息,並設計https://github.com/plataformatec/devise#strong-parameters – Dhaulagiri
@Dhaulagiri謝謝!我將所有u.permit參數添加到控制器。如果你想把它作爲答案,我會檢查它解決問題。 –