Metatags

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Metatags provides an easy and flexible way to set both default and page specific metatags that are used for SEO, Facebook, Twitter etc.

Documentation is available at https://hexdocs.pm/metatags.

Installation

Add metatags to your list of dependencies in mix.exs:

def deps do

  [{:metatags, "~> 0.3.0"}]

end

Add the plug to your router and configure the defaults (You can use Application.get_env/3 if you'd like to extract it into the configuration file).

defmodule MyRouter do

  use Plug.Conn



  plug Metatags.Plug,

     sitename: "My_app",

     separator: "-",

     default_tags: %{

       "title" => "Welcome!",

       "description" => "My_app is a great app",

       "keywords" => ["My_app", "great", "elixir"]

     }

Usage

In your controller put page specific data

conn

|> Metatags.put("title", "About My_app")

|> Metatags.put("og", %{"image" => "http://myimage.jpg"})

And print them out inside your head tag

<!DOCTYPE>

<html>

<head>

    <%= Metatags.print_tags(@conn) %>

</head>

<body>

</body>

</html>