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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/webui/signin/inline_login_handler.h"
      6 
      7 #include "base/bind.h"
      8 #include "base/prefs/pref_service.h"
      9 #include "base/strings/utf_string_conversions.h"
     10 #include "base/values.h"
     11 #include "chrome/browser/browser_process.h"
     12 #include "chrome/browser/profiles/profile.h"
     13 #include "chrome/browser/signin/signin_promo.h"
     14 #include "chrome/browser/ui/browser_navigator.h"
     15 #include "chrome/common/pref_names.h"
     16 #include "content/public/browser/web_contents.h"
     17 #include "content/public/browser/web_ui.h"
     18 #include "google_apis/gaia/gaia_urls.h"
     19 #include "net/base/url_util.h"
     20 
     21 InlineLoginHandler::InlineLoginHandler() {}
     22 
     23 InlineLoginHandler::~InlineLoginHandler() {}
     24 
     25 void InlineLoginHandler::RegisterMessages() {
     26   web_ui()->RegisterMessageCallback("initialize",
     27       base::Bind(&InlineLoginHandler::HandleInitializeMessage,
     28                   base::Unretained(this)));
     29   web_ui()->RegisterMessageCallback("completeLogin",
     30       base::Bind(&InlineLoginHandler::HandleCompleteLoginMessage,
     31                   base::Unretained(this)));
     32   web_ui()->RegisterMessageCallback(
     33       "switchToFullTab",
     34       base::Bind(&InlineLoginHandler::HandleSwitchToFullTabMessage,
     35                  base::Unretained(this)));
     36 }
     37 
     38 void InlineLoginHandler::HandleInitializeMessage(const base::ListValue* args) {
     39   base::DictionaryValue params;
     40 
     41   const std::string& app_locale = g_browser_process->GetApplicationLocale();
     42   params.SetString("hl", app_locale);
     43   GaiaUrls* gaiaUrls = GaiaUrls::GetInstance();
     44   params.SetString("gaiaUrl", gaiaUrls->gaia_url().spec());
     45   params.SetInteger("authMode", InlineLoginHandler::kDesktopAuthMode);
     46 
     47   const GURL& current_url = web_ui()->GetWebContents()->GetURL();
     48   signin::Source source = signin::GetSourceForPromoURL(current_url);
     49   if (source == signin::SOURCE_AVATAR_BUBBLE_ADD_ACCOUNT ||
     50       source == signin::SOURCE_AVATAR_BUBBLE_SIGN_IN ||
     51       source == signin::SOURCE_REAUTH) {
     52     // Drop the leading slash in the path.
     53     params.SetString(
     54         "gaiaPath",
     55         GaiaUrls::GetInstance()->embedded_signin_url().path().substr(1));
     56   }
     57 
     58   params.SetString(
     59       "continueUrl",
     60       signin::GetLandingURL(signin::kSignInPromoQueryKeySource,
     61                             static_cast<int>(source)).spec());
     62 
     63   std::string default_email;
     64   if (source != signin::SOURCE_AVATAR_BUBBLE_ADD_ACCOUNT &&
     65       source != signin::SOURCE_REAUTH) {
     66     default_email = Profile::FromWebUI(web_ui())->GetPrefs()->GetString(
     67         prefs::kGoogleServicesLastUsername);
     68   } else {
     69     if (!net::GetValueForKeyInQuery(current_url, "email", &default_email))
     70       default_email.clear();
     71   }
     72   if (!default_email.empty())
     73     params.SetString("email", default_email);
     74 
     75   std::string frame_url;
     76   net::GetValueForKeyInQuery(current_url, "frameUrl", &frame_url);
     77   if (!frame_url.empty())
     78     params.SetString("frameUrl", frame_url);
     79 
     80   std::string is_constrained;
     81   net::GetValueForKeyInQuery(
     82       current_url, signin::kSignInPromoQueryKeyConstrained, &is_constrained);
     83   if (!is_constrained.empty())
     84     params.SetString(signin::kSignInPromoQueryKeyConstrained, is_constrained);
     85 
     86   // TODO(rogerta): this needs to be passed on to gaia somehow.
     87   std::string read_only_email;
     88   net::GetValueForKeyInQuery(current_url, "readOnlyEmail", &read_only_email);
     89   if (!read_only_email.empty())
     90     params.SetString("readOnlyEmail", read_only_email);
     91 
     92   SetExtraInitParams(params);
     93 
     94   web_ui()->CallJavascriptFunction("inline.login.loadAuthExtension", params);
     95 }
     96 
     97 void InlineLoginHandler::HandleCompleteLoginMessage(
     98     const base::ListValue* args) {
     99   CompleteLogin(args);
    100 }
    101 
    102 void InlineLoginHandler::HandleSwitchToFullTabMessage(
    103     const base::ListValue* args) {
    104   base::string16 url_str;
    105   CHECK(args->GetString(0, &url_str));
    106 
    107   content::WebContents* web_contents = web_ui()->GetWebContents();
    108   GURL main_frame_url(web_contents->GetURL());
    109   main_frame_url = net::AppendOrReplaceQueryParameter(
    110       main_frame_url, "frameUrl", base::UTF16ToASCII(url_str));
    111 
    112   // Adds extra parameters to the signin URL so that Chrome will close the tab
    113   // and show the account management view of the avatar menu upon completion.
    114   main_frame_url = net::AppendOrReplaceQueryParameter(
    115       main_frame_url, signin::kSignInPromoQueryKeyAutoClose, "1");
    116   main_frame_url = net::AppendOrReplaceQueryParameter(
    117       main_frame_url, signin::kSignInPromoQueryKeyShowAccountManagement, "1");
    118 
    119   chrome::NavigateParams params(
    120       Profile::FromWebUI(web_ui()),
    121       net::AppendOrReplaceQueryParameter(
    122           main_frame_url, signin::kSignInPromoQueryKeyConstrained, "0"),
    123       content::PAGE_TRANSITION_AUTO_TOPLEVEL);
    124   chrome::Navigate(&params);
    125 
    126   web_ui()->CallJavascriptFunction("inline.login.closeDialog");
    127 }
    128