# Metatags
[](https://circleci.com/gh/johantell/metatags)
[](https://coveralls.io/github/johantell/metatags?branch=master)
Metatags provides an easy and flexible way to set both default and page specifig metatags that are used for SEO, facebook, twitter etc.
## Installation
add `metatags` to your list of dependencies in `mix.exs`:
```elixir
def deps do
[{:metatags, "~> 0.2.0"}]
end
```
Configure the defaults in confix.ex
```elixir
config :metatags,
sitename: "My_app",
separator: "-",
default_tags: %{
"title" => "Welcome!",
"description" => "My_app is a great app",
"keywords" => ["My_app", "great", "elixir"]
}
```
## Usage
Add metatags as a plug. either directly in a scope or into a Phoenix pipeline
```elixir
plug Metatags
```
In your controller put page specific data
```elixir
conn
|> Metatags.put("title", "About My_app")
|> Metatags.put("og", %{"image" => "http://myimage.jpg"})
```
And print them out inside your head tag
```html
<!DOCTYPE>
<html>
<head>
<%= Metatags.print_tags(@conn) %>
</head>
<body>
</body>
</html>
```
Documentation can be generated with [ExDoc](https://github.com/elixir-lang/ex_doc)
and published on [HexDocs](https://hexdocs.pm). Once published, the docs can
be found at [https://hexdocs.pm/metatags](https://hexdocs.pm/metatags).
