Implementing the chrome.runtime.getPlatformInfo API

This is part of the support for multi-crx downloads from the webstore.

BUG=180402

Review URL: https://chromiumcodereview.appspot.com/14960002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@198703 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 83 insertions, 0 deletions

diff --git a/chrome/browser/extensions/api/runtime/runtime_api.cc b/chrome/browser/extensions/api/runtime/runtime_api.cc
index 75c98c0..0a6d54b 100644
--- a/chrome/browser/extensions/api/runtime/runtime_api.cc
+++ b/chrome/browser/extensions/api/runtime/runtime_api.cc
@@ -14,10 +14,14 @@
 #include "chrome/browser/extensions/updater/extension_updater.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/common/extensions/api/runtime.h"
 #include "chrome/common/extensions/background_info.h"
 #include "chrome/common/extensions/extension.h"
+#include "chrome/common/omaha_query_params/omaha_query_params.h"
 #include "googleurl/src/gurl.h"
 
+namespace GetPlatformInfo = extensions::api::runtime::GetPlatformInfo;
+
 namespace extensions {
 
 namespace {
@@ -264,4 +268,53 @@ void RuntimeRequestUpdateCheckFunction::ReplyUpdateFound(
   SendResponse(true);
 }
 
+bool RuntimeGetPlatformInfoFunction::RunImpl() {
+  GetPlatformInfo::Results::PlatformInfo info;
+
+  const char* os = chrome::OmahaQueryParams::getOS();
+  if (strcmp(os, "mac") == 0) {
+    info.os = GetPlatformInfo::Results::PlatformInfo::OS_MAC_;
+  } else if (strcmp(os, "win") == 0) {
+    info.os = GetPlatformInfo::Results::PlatformInfo::OS_WIN_;
+  } else if (strcmp(os, "android") == 0) {
+    info.os = GetPlatformInfo::Results::PlatformInfo::OS_ANDROID_;
+  } else if (strcmp(os, "cros") == 0) {
+    info.os = GetPlatformInfo::Results::PlatformInfo::OS_CROS_;
+  } else if (strcmp(os, "linux") == 0) {
+    info.os = GetPlatformInfo::Results::PlatformInfo::OS_LINUX_;
+  } else if (strcmp(os, "openbsd") == 0) {
+    info.os = GetPlatformInfo::Results::PlatformInfo::OS_OPENBSD_;
+  } else {
+    NOTREACHED();
+    return false;
+  }
+
+  const char* arch = chrome::OmahaQueryParams::getArch();
+  if (strcmp(arch, "arm") == 0) {
+    info.arch = GetPlatformInfo::Results::PlatformInfo::ARCH_ARM;
+  } else if (strcmp(arch, "x86") == 0) {
+    info.arch = GetPlatformInfo::Results::PlatformInfo::ARCH_X86_32;
+  } else if (strcmp(arch, "x64") == 0) {
+    info.arch = GetPlatformInfo::Results::PlatformInfo::ARCH_X86_64;
+  } else {
+    NOTREACHED();
+    return false;
+  }
+
+  const char* nacl_arch = chrome::OmahaQueryParams::getNaclArch();
+  if (strcmp(nacl_arch, "arm") == 0) {
+    info.nacl_arch = GetPlatformInfo::Results::PlatformInfo::NACL_ARCH_ARM;
+  } else if (strcmp(nacl_arch, "x86-32") == 0) {
+    info.nacl_arch = GetPlatformInfo::Results::PlatformInfo::NACL_ARCH_X86_32;
+  } else if (strcmp(nacl_arch, "x86-64") == 0) {
+    info.nacl_arch = GetPlatformInfo::Results::PlatformInfo::NACL_ARCH_X86_64;
+  } else {
+    NOTREACHED();
+    return false;
+  }
+
+  results_ = GetPlatformInfo::Results::Create(info);
+  return true;
+}
+
 }   // namespace extensions
diff --git a/chrome/browser/extensions/api/runtime/runtime_api.h b/chrome/browser/extensions/api/runtime/runtime_api.h
index 97bc65de..f04ac65 100644
--- a/chrome/browser/extensions/api/runtime/runtime_api.h
+++ b/chrome/browser/extensions/api/runtime/runtime_api.h
@@ -86,6 +86,15 @@ class RuntimeRequestUpdateCheckFunction : public AsyncExtensionFunction,
   bool did_reply_;
 };
 
+class RuntimeGetPlatformInfoFunction : public SyncExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("runtime.getPlatformInfo",
+                             RUNTIME_GETPLATFORMINFO);
+ protected:
+  virtual ~RuntimeGetPlatformInfoFunction() {}
+  virtual bool RunImpl() OVERRIDE;
+};
+
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_RUNTIME_RUNTIME_API_H_
diff --git a/chrome/browser/extensions/api/runtime/runtime_apitest.cc b/chrome/browser/extensions/api/runtime/runtime_apitest.cc
index 7261858..79305eb 100644
--- a/chrome/browser/extensions/api/runtime/runtime_apitest.cc
+++ b/chrome/browser/extensions/api/runtime/runtime_apitest.cc
@@ -2,7 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "chrome/browser/extensions/api/runtime/runtime_api.h"
 #include "chrome/browser/extensions/extension_apitest.h"
+#include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/test/base/ui_test_utils.h"
 
 // Tests the privileged components of chrome.runtime.
@@ -22,3 +24,22 @@ IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ChromeRuntimeUnprivileged) {
                                test_server()->GetURL("webpage.html"));
   EXPECT_TRUE(catcher.GetNextResult()) << message_;
 }
+
+namespace extensions {
+
+IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ChromeRuntimeGetPlatformInfo) {
+  scoped_ptr<base::Value> result(
+      extension_function_test_utils::RunFunctionAndReturnSingleResult(
+          new RuntimeGetPlatformInfoFunction(),
+          "[]",
+          browser()));
+  ASSERT_TRUE(result.get() != NULL);
+  base::DictionaryValue* dict =
+      extension_function_test_utils::ToDictionary(result.get());
+  ASSERT_TRUE(dict != NULL);
+  EXPECT_TRUE(dict->HasKey("os"));
+  EXPECT_TRUE(dict->HasKey("arch"));
+  EXPECT_TRUE(dict->HasKey("nacl_arch"));
+}
+
+}  // namespace extensions