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AhmedNadar/application.html.erb

Created November 22, 2013 21:33
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Using rails flash messages with Twitter Bootstrap. 1- Add <%= flash_messages %> to "application.html.erb" 2- Add 'flash_messages' method to "application_helper.rb"
Raw
application.html.erb
<body>
<div class="container">
<%= render "layouts/header" %>
<%= flash_messages %>
<%= yield %>
<%= render "layouts/footer" %>
</div
</body>
Raw
application_helper.rb
module ApplicationHelper
def bootstrap_class_for flash_type
{ success: "alert-success", error: "alert-error", alert: "alert-warning", notice: "alert-info" }[flash_type] || flash_type.to_s
end
def flash_messages(opts = {})
capture do
flash.each do |msg_type, message|
concat(content_tag(:div, message, class: "alert #{bootstrap_class_for(msg_type)} fade in") do
concat content_tag(:button, 'x', class: "close", data: { dismiss: 'alert' })
concat message
end)
end
nil
end
end
# capture...do block, captures the content so it isn’t appended straight to the page.
# Instead, it’s built up as a separate string.
end
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