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Update more sheets

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Rico Sta. Cruz 2017-08-30 00:46:15 +08:00
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62
phoenix-conn.md
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@ -1,11 +1,17 @@
---
title: "Phoenix: Plug.Conn"
category: Elixir
layout: 2017/sheet
updated: 201708.29
weight: -5
---
Request
-------
### Request
{: .-prime}
```elixir
conn.host #=> "example.com"
conn.method #=> "GET"
@ -17,20 +23,27 @@ conn.scheme #=> :http
conn.peer #=> { {127, 0, 0, 1}, 12345 }
conn.remote_ip #=> { 151, 236, 219, 228 }
conn.req_headers #=> [{"content-type", "text/plain"}]
```
```elixir
conn |> get_req_header("referrer")
```
### Updating
Usually only useful for tests.
### Updating conn
```elixir
conn
|> put_req_header("accept", "application/json")
```
Usually only useful for tests.
Response
--------
### Response
{: .-prime}
```elixir
conn.resp_body #=> "..."
conn.resp_charset #=> "utf-8"
@ -47,19 +60,27 @@ conn
|> html("<html><head>...")
|> json(%{ message: "Hello" })
|> text("Hello")
```
```elixir
|> redirect(to: "/foo")
|> redirect(external: "http://www.google.com/")
|> halt()
```
```elixir
|> put_resp_content_type("text/plain")
|> put_resp_cookie("abc", "def")
|> put_resp_header("X-Delivered-By", "myapp")
|> put_status(202)
|> put_status(:not_found)
```
```elixir
|> put_private(:plug_foo, "...") # reserved for libraries
```
```elixir
|> send_resp(201, "")
```
@ -71,14 +92,18 @@ conn
|> render("index.html")
|> render("index.html", hello: "world")
|> render(MyApp.ErrorView, "404.html")
```
```elixir
|> put_layout(:foo)
|> put_layout(false)
|> put_view(ErrorView)
|> put_secure_browser_headers()
# prevent clickjacking, nosniff, and xss protection
# x-frame-options, x-content-type-options, x-xss-protection
```
```elixir
|> put_new_view(ErrorView) # if not set yet
|> put_new_layout(:foo)
```
@ -87,17 +112,11 @@ conn
layout(conn)
```
Accepts
-------
Other features
--------------
```js
plug :accepts, ["html", "json"]
conn |> accepts(["html", "json"])
get_format(conn) #=> "html"
conn.accepts
```
## Misc
### Other fields
{: .-prime}
```elixir
conn.assigns # storage of crap
@ -107,7 +126,16 @@ conn.secret_key_base # ...
conn.state # :unset, :set, :file, :sent, :chunked
```
## Assigns
### Accepts
```js
plug :accepts, ["html", "json"]
conn |> accepts(["html", "json"])
get_format(conn) #=> "html"
conn.accepts
```
### Assigns
```elixir
conn.assigns[:hello]
@ -119,7 +147,7 @@ conn = async_assign(conn, :location, fn -> geoip_lookup() end)
await_assign(conn, :location)
```
## Session
### Session
```elixir
conn = fetch_session(conn) # or plug :fetch_session
@ -129,13 +157,11 @@ get_session(conn, :message)
conn = clear_session(conn)
```
Also: `flash` `cookie` `params`
```elixir
conn
|> put_flash(:info, "Success")
|> put_flash(:error, "Oh no")
```
```elixir
```
Also available: `flash` `cookie` `params`

1
phoenix-ecto@1.3.md
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@ -2,4 +2,5 @@
title: "Phoenix: Ecto models"
category: Elixir
redirect_to: /phoenix-ecto
deprecated: true
---