Add function ManagedNetworkConfigurationHandler::FindPolicyByGUID.

This is required to switch network policy application from deprecated NetworkLibrary to ManagedNetworkConfigurationHandler.

BUG=261152
TBR=stevenjb@chromium.org

Review URL: https://chromiumcodereview.appspot.com/19722014

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@212970 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 38 insertions, 0 deletions

diff --git a/chromeos/network/managed_network_configuration_handler.cc b/chromeos/network/managed_network_configuration_handler.cc
index d0ade7d..ace7060 100644
--- a/chromeos/network/managed_network_configuration_handler.cc
+++ b/chromeos/network/managed_network_configuration_handler.cc
@@ -694,6 +694,36 @@ void ManagedNetworkConfigurationHandler::OnProfileAdded(
   applicator->Run();
 }
 
+const base::DictionaryValue*
+ManagedNetworkConfigurationHandler::FindPolicyByGUID(
+    const std::string userhash,
+    const std::string& guid,
+    onc::ONCSource* onc_source) const {
+  *onc_source = onc::ONC_SOURCE_NONE;
+
+  if (!userhash.empty()) {
+    const GuidToPolicyMap* user_policies = GetPoliciesForUser(userhash);
+    if (user_policies) {
+      GuidToPolicyMap::const_iterator found = user_policies->find(guid);
+      if (found != user_policies->end()) {
+        *onc_source = onc::ONC_SOURCE_USER_POLICY;
+        return found->second;
+      }
+    }
+  }
+
+  const GuidToPolicyMap* device_policies = GetPoliciesForUser(std::string());
+  if (device_policies) {
+    GuidToPolicyMap::const_iterator found = device_policies->find(guid);
+    if (found != device_policies->end()) {
+      *onc_source = onc::ONC_SOURCE_DEVICE_POLICY;
+      return found->second;
+    }
+  }
+
+  return NULL;
+}
+
 void ManagedNetworkConfigurationHandler::OnProfileRemoved(
     const NetworkProfile& profile) {
   // Nothing to do in this case.
diff --git a/chromeos/network/managed_network_configuration_handler.h b/chromeos/network/managed_network_configuration_handler.h
index fb8fc73..0ac1e6e 100644
--- a/chromeos/network/managed_network_configuration_handler.h
+++ b/chromeos/network/managed_network_configuration_handler.h
@@ -124,6 +124,14 @@ class CHROMEOS_EXPORT ManagedNetworkConfigurationHandler
                  const std::string& userhash,
                  const base::ListValue& network_configs_onc);
 
+  // Returns the user policy for user |userhash| or device policy, which has
+  // |guid|. If |userhash| is empty, only looks for a device policy. If such
+  // doesn't exist, returns NULL. Sets |onc_source| accordingly.
+  const base::DictionaryValue* FindPolicyByGUID(
+      const std::string userhash,
+      const std::string& guid,
+      onc::ONCSource* onc_source) const;
+
   // NetworkProfileObserver overrides
   virtual void OnProfileAdded(const NetworkProfile& profile) OVERRIDE;
   virtual void OnProfileRemoved(const NetworkProfile& profile) OVERRIDE;