diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/README.md | 2 | ||||
| -rw-r--r-- | examples/cookie/README.md | 18 | ||||
| -rw-r--r-- | examples/cookie/rebar.config | 6 | ||||
| -rw-r--r-- | examples/cookie/src/cookie.app.src | 15 | ||||
| -rw-r--r-- | examples/cookie/src/cookie.erl | 14 | ||||
| -rw-r--r-- | examples/cookie/src/cookie_app.erl | 25 | ||||
| -rw-r--r-- | examples/cookie/src/cookie_sup.erl | 23 | ||||
| -rw-r--r-- | examples/cookie/src/toppage_handler.erl | 29 | ||||
| -rwxr-xr-x | examples/cookie/start.sh | 3 | ||||
| -rw-r--r-- | examples/cookie/templates/toppage.dtl | 24 |
10 files changed, 159 insertions, 0 deletions
diff --git a/examples/README.md b/examples/README.md index 598420c..c0e1f41 100644 --- a/examples/README.md +++ b/examples/README.md @@ -4,6 +4,8 @@ Cowboy Examples * [chunked_hello_world](./examples/chunked_hello_world): demonstrates chunked data transfer with two one-second delays + * [cookie](./examples/cookie): + set cookies from server and client side * [echo_get](./examples/echo_get): parse and echo a GET query string diff --git a/examples/cookie/README.md b/examples/cookie/README.md new file mode 100644 index 0000000..cb6465f --- /dev/null +++ b/examples/cookie/README.md @@ -0,0 +1,18 @@ +Cowboy Cookie +============= + +To compile this example you need rebar in your PATH. + +Type the following command: +``` +$ rebar get-deps compile +``` + +You can then start the Erlang node with the following command: +``` +./start.sh +``` + +Then point your browser to the indicated URL. This example allows +you to use any path you want to try to show that cookies are defined +site-wide. Try it in your browser! diff --git a/examples/cookie/rebar.config b/examples/cookie/rebar.config new file mode 100644 index 0000000..d1fecef --- /dev/null +++ b/examples/cookie/rebar.config @@ -0,0 +1,6 @@ +{deps, [ + {cowboy, ".*", + {git, "git://github.com/extend/cowboy.git", "master"}}, + {erlydtl, ".*", + {git, "https://github.com/evanmiller/erlydtl.git", "master"}} +]}. diff --git a/examples/cookie/src/cookie.app.src b/examples/cookie/src/cookie.app.src new file mode 100644 index 0000000..1e9cd3d --- /dev/null +++ b/examples/cookie/src/cookie.app.src @@ -0,0 +1,15 @@ +%% Feel free to use, reuse and abuse the code in this file. + +{application, cookie, [ + {description, "Cowboy Cookie example."}, + {vsn, "1"}, + {modules, []}, + {registered, []}, + {applications, [ + kernel, + stdlib, + cowboy + ]}, + {mod, {cookie_app, []}}, + {env, []} +]}. diff --git a/examples/cookie/src/cookie.erl b/examples/cookie/src/cookie.erl new file mode 100644 index 0000000..455fcb0 --- /dev/null +++ b/examples/cookie/src/cookie.erl @@ -0,0 +1,14 @@ +%% Feel free to use, reuse and abuse the code in this file. + +-module(cookie). + +%% API. +-export([start/0]). + +%% API. + +start() -> + ok = application:start(crypto), + ok = application:start(ranch), + ok = application:start(cowboy), + ok = application:start(cookie). diff --git a/examples/cookie/src/cookie_app.erl b/examples/cookie/src/cookie_app.erl new file mode 100644 index 0000000..195d6b6 --- /dev/null +++ b/examples/cookie/src/cookie_app.erl @@ -0,0 +1,25 @@ +%% Feel free to use, reuse and abuse the code in this file. + +%% @private +-module(cookie_app). +-behaviour(application). + +%% API. +-export([start/2]). +-export([stop/1]). + +%% API. + +start(_Type, _Args) -> + Dispatch = [ + {'_', [ + {'_', toppage_handler, []} + ]} + ], + {ok, _} = cowboy:start_http(http, 100, [{port, 8080}], [ + {dispatch, Dispatch} + ]), + cookie_sup:start_link(). + +stop(_State) -> + ok. diff --git a/examples/cookie/src/cookie_sup.erl b/examples/cookie/src/cookie_sup.erl new file mode 100644 index 0000000..5ba4e53 --- /dev/null +++ b/examples/cookie/src/cookie_sup.erl @@ -0,0 +1,23 @@ +%% Feel free to use, reuse and abuse the code in this file. + +%% @private +-module(cookie_sup). +-behaviour(supervisor). + +%% API. +-export([start_link/0]). + +%% supervisor. +-export([init/1]). + +%% API. + +-spec start_link() -> {ok, pid()}. +start_link() -> + supervisor:start_link({local, ?MODULE}, ?MODULE, []). + +%% supervisor. + +init([]) -> + Procs = [], + {ok, {{one_for_one, 10, 10}, Procs}}. diff --git a/examples/cookie/src/toppage_handler.erl b/examples/cookie/src/toppage_handler.erl new file mode 100644 index 0000000..783cda6 --- /dev/null +++ b/examples/cookie/src/toppage_handler.erl @@ -0,0 +1,29 @@ +%% Feel free to use, reuse and abuse the code in this file. + +%% @doc Cookie handler. +-module(toppage_handler). + +-export([init/3]). +-export([handle/2]). +-export([terminate/2]). + +init(_Transport, Req, []) -> + {ok, Req, undefined}. + +handle(Req, State) -> + NewValue = integer_to_list(random:uniform(1000000)), + Req2 = cowboy_req:set_resp_cookie( + <<"server">>, NewValue, [{path, <<"/">>}], Req), + {ClientCookie, Req3} = cowboy_req:cookie(<<"client">>, Req2), + {ServerCookie, Req4} = cowboy_req:cookie(<<"server">>, Req3), + {ok, Body} = toppage_dtl:render([ + {client, ClientCookie}, + {server, ServerCookie} + ]), + {ok, Req5} = cowboy_req:reply(200, + [{<<"content-type">>, <<"text/html">>}], + Body, Req4), + {ok, Req5, State}. + +terminate(_Req, _State) -> + ok. diff --git a/examples/cookie/start.sh b/examples/cookie/start.sh new file mode 100755 index 0000000..7b1d728 --- /dev/null +++ b/examples/cookie/start.sh @@ -0,0 +1,3 @@ +#!/bin/sh +erl -pa ebin deps/*/ebin -s cookie \ + -eval "io:format(\"Point your browser at http://localhost:8080~n\")." diff --git a/examples/cookie/templates/toppage.dtl b/examples/cookie/templates/toppage.dtl new file mode 100644 index 0000000..e6faa2b --- /dev/null +++ b/examples/cookie/templates/toppage.dtl @@ -0,0 +1,24 @@ +<!DOCTYPE html> +<html lang="en"> +<head> + <meta charset="utf-8"> + <title>Cowboy Cookie Example</title> +</head> + +<body> + <h1>Cowboy Cookie Example</h1> + <p>Refresh the page to see the next cookie.</p> + + <h2>Cookie Set Server-Side</h2> + <p>{{ server }}</p> + + <h2>Cookie Set Client-Side</h2> + <p>{{ client }}</p> + + <script type="text/javascript"> +// <![CDATA[ +document.cookie="client=test="; +// ]]> + </script> +</body> +</html> |