Add version to list of required fields. This is required prep work for extension installation.

Review URL: http://codereview.chromium.org/17320

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@7887 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 30 insertions, 1 deletions

diff --git a/chrome/browser/extensions/extension.cc b/chrome/browser/extensions/extension.cc
index 3c5dff0..d93cacd 100644
--- a/chrome/browser/extensions/extension.cc
+++ b/chrome/browser/extensions/extension.cc
@@ -15,11 +15,12 @@ const wchar_t* Extension::kIdKey = L"id";
 const wchar_t* Extension::kNameKey = L"name";
 const wchar_t* Extension::kDescriptionKey = L"description";
 const wchar_t* Extension::kContentScriptsKey = L"content_scripts";
+const wchar_t* Extension::kVersionKey = L"version";
 
 const char* Extension::kInvalidManifestError =
     "Manifest is missing or invalid.";
 const char* Extension::kInvalidFormatVersionError =
-    "Required key 'format_version' is missing or invalid";
+    "Required key 'format_version' is missing or invalid.";
 const char* Extension::kInvalidIdError =
     "Required key 'id' is missing or invalid.";
 const char* Extension::kInvalidNameError =
@@ -30,6 +31,8 @@ const char* Extension::kInvalidContentScriptsListError =
     "Invalid type for 'content_scripts' key.";
 const char* Extension::kInvalidContentScriptError =
     "Invalid type for content_scripts at index ";
+const char* Extension::kInvalidVersionError =
+    "Required key 'version' is missing or invalid.";
 
 bool Extension::InitFromValue(const DictionaryValue& source,
                               std::string* error) {
@@ -47,6 +50,12 @@ bool Extension::InitFromValue(const DictionaryValue& source,
     return false;
   }
 
+  // Initialize version.
+  if (!source.GetString(kVersionKey, &version_)) {
+    *error = kInvalidVersionError;
+    return false;
+  }
+
   // Initialize name.
   if (!source.GetString(kNameKey, &name_)) {
     *error = kInvalidNameError;
@@ -95,6 +104,9 @@ void Extension::CopyToValue(DictionaryValue* destination) {
   // Copy id.
   destination->SetString(kIdKey, id_);
 
+  // Copy version.
+  destination->SetString(kVersionKey, version_);
+
   // Copy name.
   destination->SetString(kNameKey, name_);
 
diff --git a/chrome/browser/extensions/extension.h b/chrome/browser/extensions/extension.h
index ac6c671..2b2f775 100644
--- a/chrome/browser/extensions/extension.h
+++ b/chrome/browser/extensions/extension.h
@@ -30,6 +30,7 @@ class Extension {
   static const wchar_t* kNameKey;
   static const wchar_t* kDescriptionKey;
   static const wchar_t* kContentScriptsKey;
+  static const wchar_t* kVersionKey;
 
   // Error messages returned from InitFromValue().
   static const char* kInvalidFormatVersionError;
@@ -39,6 +40,7 @@ class Extension {
   static const char* kInvalidDescriptionError;
   static const char* kInvalidContentScriptsListError;
   static const char* kInvalidContentScriptError;
+  static const char* kInvalidVersionError;
 
   // The path to the folder the extension is stored in.
   const FilePath& path() const { return path_; }
@@ -51,6 +53,9 @@ class Extension {
   // previous version's update key.
   const std::string& id() const { return id_; }
 
+  // The version number for the extension.
+  const std::string& version() const { return version_; }
+
   // A human-readable name of the extension.
   const std::string& name() const { return name_; }
 
@@ -75,6 +80,9 @@ class Extension {
   // The extension's ID.
   std::string id_;
 
+  // The extension's version.
+  std::string version_;
+
   // The extension's human-readable name.
   std::string name_;
 
diff --git a/chrome/browser/extensions/extension_unittest.cc b/chrome/browser/extensions/extension_unittest.cc
index 7aa51a0..71812b9 100644
--- a/chrome/browser/extensions/extension_unittest.cc
+++ b/chrome/browser/extensions/extension_unittest.cc
@@ -28,6 +28,14 @@ TEST(ExtensionTest, InitFromValueInvalid) {
   EXPECT_EQ(Extension::kInvalidIdError, error);
   input_value.SetString(Extension::kIdKey, L"com.google.myextension");
 
+  // Test missing and invalid versions
+  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  EXPECT_EQ(Extension::kInvalidVersionError, error);
+  input_value.SetInteger(Extension::kVersionKey, 42);
+  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  EXPECT_EQ(Extension::kInvalidVersionError, error);
+  input_value.SetString(Extension::kVersionKey, L"1.0");
+
   // Test missing and invalid names
   EXPECT_FALSE(extension.InitFromValue(input_value, &error));
   EXPECT_EQ(Extension::kInvalidNameError, error);
@@ -64,6 +72,7 @@ TEST(ExtensionTest, InitFromValueValid) {
   // Test minimal extension
   input_value.SetInteger(Extension::kFormatVersionKey, 1);
   input_value.SetString(Extension::kIdKey, L"com.google.myextension");
+  input_value.SetString(Extension::kVersionKey, L"1.0");
   input_value.SetString(Extension::kNameKey, L"my extension");
 
   EXPECT_TRUE(extension.InitFromValue(input_value, &error));