Refactor ExtensionManagement

chrome/browser/extensions/extension_management_internal.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/extensions/extension_management_internal.h"
+
+#include "base/logging.h"
+#include "base/values.h"
+#include "chrome/browser/extensions/extension_management_constants.h"
+#include "extensions/common/url_pattern_set.h"
+#include "url/gurl.h"
+
+namespace extensions {
+
+namespace internal {
+
+namespace {
+const char kMalformedPreferenceWarning[] =
+    "Malformed extension management preference.";
+}  // namespace
+
+IndividualSettings::IndividualSettings() {
+  Reset();
+}
+
+IndividualSettings::~IndividualSettings() {
+}
+
+bool IndividualSettings::Parse(const base::DictionaryValue* dict,
+                               ParsingScope scope) {
+  std::string installation_mode_str;
+  if (dict->GetStringWithoutPathExpansion(schema_constants::kInstallationMode,
+                                          &installation_mode_str)) {
+    if (installation_mode_str == schema_constants::kAllowed) {
+      installation_mode = ExtensionManagement::INSTALLATION_ALLOWED;
+    } else if (installation_mode_str == schema_constants::kBlocked) {
+      installation_mode = ExtensionManagement::INSTALLATION_BLOCKED;
+    } else if (installation_mode_str == schema_constants::kForceInstalled) {
+      installation_mode = ExtensionManagement::INSTALLATION_FORCED;
+    } else if (installation_mode_str == schema_constants::kNormalInstalled) {
+      installation_mode = ExtensionManagement::INSTALLATION_RECOMMENDED;
+    } else {
+      // Invalid value for 'installation_mode'.
+      LOG(WARNING) << kMalformedPreferenceWarning;
+      return false;
+    }
+
+    // Only proceed to fetch update url if force or recommended install mode
+    // is set.
+    if (installation_mode == ExtensionManagement::INSTALLATION_FORCED ||
+        installation_mode == ExtensionManagement::INSTALLATION_RECOMMENDED) {
+      if (scope != SCOPE_INDIVIDUAL) {
+        // Only individual extensions are allowed to be automatically installed.
+        LOG(WARNING) << kMalformedPreferenceWarning;
+        return false;
+      }
+      std::string update_url_str;
+      if (dict->GetStringWithoutPathExpansion(schema_constants::kUpdateUrl,
+                                              &update_url_str) &&
+          GURL(update_url_str).is_valid()) {
+        update_url = update_url_str;
+      } else {
+        // No valid update URL for extension.
+        LOG(WARNING) << kMalformedPreferenceWarning;
+        return false;
+      }
+    }
+  }
+
+  return true;
+}
+
+void IndividualSettings::Reset() {
+  installation_mode = ExtensionManagement::INSTALLATION_ALLOWED;
+  update_url.clear();
+}
+
+GlobalSettings::GlobalSettings() {
+  Reset();
+}
+
+GlobalSettings::~GlobalSettings() {
+}
+
+void GlobalSettings::Reset() {
+  has_restricted_install_sources = false;
+  install_sources.ClearPatterns();
+  has_restricted_allowed_types = false;
+  allowed_types.clear();
+}
+
+}  // namespace internal
+
+}  // namespace extensions