add help

1 files changed, 27 insertions, 1 deletions

diff --git a/src/rebar_plugins.erl b/src/rebar_plugins.erl
index 0fdbc6d..b180ede 100644
--- a/src/rebar_plugins.erl
+++ b/src/rebar_plugins.erl
@@ -3,10 +3,36 @@
 
 -module(rebar_plugins).
 
--export([]).
+-export([install/1]).
 
 -include("rebar.hrl").
 
 %% ===================================================================
 %% Public API
 %% ===================================================================
+
+install(State) ->
+    State1 = rebar_state:set(State, deps_dir, ?DEFAULT_PLUGINS_DIR),
+
+    Plugins = rebar_state:get(State1, plugins, []),
+    {ok, State2} = rebar_prv_install_deps:handle_deps(State1, Plugins),
+
+    Apps = rebar_state:get(State2, all_deps, []),
+    ToBuild = lists:dropwhile(fun rebar_app_info:valid/1, Apps),
+    lists:foreach(fun(AppInfo) ->
+                          C = rebar_config:consult(rebar_app_info:dir(AppInfo)),
+                          S = rebar_state:new(rebar_state:new(), C, rebar_app_info:dir(AppInfo)),
+                          rebar_prv_compile:build(S, AppInfo)
+                  end, ToBuild),
+
+    PluginProviders = plugin_providers(Plugins),
+    {ok, PluginProviders, rebar_state:set(State2, deps_dir, ?DEFAULT_DEPS_DIR)}.
+
+plugin_providers(Plugins) ->
+    lists:map(fun({Plugin, _, _}) when is_atom(Plugin) ->
+                      Plugin;
+                 ({Plugin, _}) when is_atom(Plugin) ->
+                      Plugin;
+                 (Plugin) when is_atom(Plugin) ->
+                      Plugin
+              end, Plugins).