From b70a2d931144ec3dfa9f505f37713da331114ede Mon Sep 17 00:00:00 2001
From: "estade@chromium.org"
 <estade@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Thu, 28 Jun 2012 19:51:21 +0000
Subject: retry r144574 with read-after-free fix.

    Modify experimental identity flow to display scope descriptions and details.

    Only desktop Linux should be affected for now.

    largely based on patch by jstritar

    BUG=130206
    TEST=manual

Review URL: https://chromiumcodereview.appspot.com/10706005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@144782 0039d316-1c4b-4281-b951-d872f2087c98
---
 .../browser/extensions/extension_install_prompt.cc | 74 ++++++++++++++++++++--
 1 file changed, 69 insertions(+), 5 deletions(-)

(limited to 'chrome/browser/extensions/extension_install_prompt.cc')

diff --git a/chrome/browser/extensions/extension_install_prompt.cc b/chrome/browser/extensions/extension_install_prompt.cc
index 2254cdd..43472be 100644
--- a/chrome/browser/extensions/extension_install_prompt.cc
+++ b/chrome/browser/extensions/extension_install_prompt.cc
@@ -17,6 +17,8 @@
 #include "chrome/browser/extensions/extension_install_dialog.h"
 #include "chrome/browser/extensions/extension_install_ui.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/signin/token_service.h"
+#include "chrome/browser/signin/token_service_factory.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_navigator.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
@@ -102,6 +104,11 @@ void ExtensionInstallPrompt::Prompt::SetPermissions(
   permissions_ = permissions;
 }
 
+void ExtensionInstallPrompt::Prompt::SetOAuthIssueAdvice(
+    const IssueAdviceInfo& issue_advice) {
+  oauth_issue_advice_ = issue_advice;
+}
+
 void ExtensionInstallPrompt::Prompt::SetInlineInstallWebstoreData(
     const std::string& localized_user_count,
     double average_rating,
@@ -209,6 +216,16 @@ string16 ExtensionInstallPrompt::Prompt::GetPermission(size_t index) const {
       IDS_EXTENSION_PERMISSION_LINE, permissions_[index]);
 }
 
+size_t ExtensionInstallPrompt::Prompt::GetOAuthIssueCount() const {
+  return oauth_issue_advice_.size();
+}
+
+const IssueAdviceInfoEntry& ExtensionInstallPrompt::Prompt::GetOAuthIssue(
+    size_t index) const {
+  CHECK_LT(index, oauth_issue_advice_.size());
+  return oauth_issue_advice_[index];
+}
+
 // static
 scoped_refptr<Extension>
     ExtensionInstallPrompt::GetLocalizedExtensionForDisplay(
@@ -240,7 +257,8 @@ scoped_refptr<Extension>
 }
 
 ExtensionInstallPrompt::ExtensionInstallPrompt(Browser* browser)
-    : browser_(browser),
+    : record_oauth2_grant_(ShouldAutomaticallyApproveScopes()),
+      browser_(browser),
       ui_loop_(MessageLoop::current()),
       extension_(NULL),
       install_ui_(ExtensionInstallUI::Create(browser)),
@@ -262,7 +280,7 @@ void ExtensionInstallPrompt::ConfirmBundleInstall(
   delegate_ = bundle;
   prompt_type_ = BUNDLE_INSTALL_PROMPT;
 
-  ShowConfirmation();
+  FetchOAuthIssueAdviceIfNeeded();
 }
 
 void ExtensionInstallPrompt::ConfirmInlineInstall(
@@ -278,7 +296,7 @@ void ExtensionInstallPrompt::ConfirmInlineInstall(
   prompt_type_ = INLINE_INSTALL_PROMPT;
 
   SetIcon(icon);
-  ShowConfirmation();
+  FetchOAuthIssueAdviceIfNeeded();
 }
 
 void ExtensionInstallPrompt::ConfirmWebstoreInstall(Delegate* delegate,
@@ -366,13 +384,13 @@ void ExtensionInstallPrompt::OnImageLoaded(const gfx::Image& image,
                                            const std::string& extension_id,
                                            int index) {
   SetIcon(image.IsEmpty() ? NULL : image.ToSkBitmap());
-  ShowConfirmation();
+  FetchOAuthIssueAdviceIfNeeded();
 }
 
 void ExtensionInstallPrompt::LoadImageIfNeeded() {
   // Bundle install prompts do not have an icon.
   if (!icon_.empty()) {
-    ShowConfirmation();
+    FetchOAuthIssueAdviceIfNeeded();
     return;
   }
 
@@ -385,6 +403,46 @@ void ExtensionInstallPrompt::LoadImageIfNeeded() {
                      ImageLoadingTracker::DONT_CACHE);
 }
 
+void ExtensionInstallPrompt::FetchOAuthIssueAdviceIfNeeded() {
+  const Extension::OAuth2Info& oauth2_info = extension_->oauth2_info();
+  if (ShouldAutomaticallyApproveScopes() ||
+      oauth2_info.client_id.empty() ||
+      permissions_->scopes().empty() ||
+      prompt_type_ == BUNDLE_INSTALL_PROMPT ||
+      prompt_type_ == INLINE_INSTALL_PROMPT) {
+    ShowConfirmation();
+    return;
+  }
+
+  Profile* profile = install_ui_->browser()->profile();
+  TokenService* token_service = TokenServiceFactory::GetForProfile(profile);
+  std::vector<std::string> scopes;
+  scopes.assign(permissions_->scopes().begin(), permissions_->scopes().end());
+
+  token_flow_.reset(new OAuth2MintTokenFlow(
+      profile->GetRequestContext(),
+      this,
+      OAuth2MintTokenFlow::Parameters(
+          token_service->GetOAuth2LoginRefreshToken(),
+          extension_->id(),
+          oauth2_info.client_id,
+          scopes,
+          OAuth2MintTokenFlow::MODE_ISSUE_ADVICE)));
+  token_flow_->Start();
+}
+
+void ExtensionInstallPrompt::OnIssueAdviceSuccess(
+    const IssueAdviceInfo& advice_info) {
+  prompt_.SetOAuthIssueAdvice(advice_info);
+  record_oauth2_grant_ = true;
+  ShowConfirmation();
+}
+
+void ExtensionInstallPrompt::OnMintTokenFailure(
+    const GoogleServiceAuthError& error) {
+  ShowConfirmation();
+}
+
 void ExtensionInstallPrompt::ShowConfirmation() {
   prompt_.set_type(prompt_type_);
   prompt_.SetPermissions(permissions_->GetWarningMessages());
@@ -409,3 +467,9 @@ void ExtensionInstallPrompt::ShowConfirmation() {
       break;
   }
 }
+
+// static
+bool ExtensionInstallPrompt::ShouldAutomaticallyApproveScopes() {
+  return !CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kDemandUserScopeApproval);
+}
-- 
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