Enable the ManagedBookmarks policy on all platforms.

chrome/browser/policy/managed_bookmarks_policy_handler.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/policy/managed_bookmarks_policy_handler.h"
 
 #include "base/prefs/pref_value_map.h"
 #include "base/values.h"
 #include "chrome/common/net/url_fixer_upper.h"
-#include "chrome/common/pref_names.h"
+#include "components/bookmarks/common/bookmark_pref_names.h"
 #include "components/policy/core/browser/policy_error_map.h"
 #include "components/policy/core/common/policy_map.h"
 #include "grit/components_strings.h"
 #include "policy/policy_constants.h"
 #include "url/gurl.h"
 
 namespace policy {
 
-namespace {
-
-bool GetBookmark(const base::Value& value,
-                 std::string* name,
-                 std::string* url) {
-  const base::DictionaryValue* dict = NULL;
-  if (!value.GetAsDictionary(&dict))
-    return false;
-  std::string url_string;
-  if (!dict->GetStringWithoutPathExpansion(ManagedBookmarksPolicyHandler::kName,
-                                           name) ||
-      !dict->GetStringWithoutPathExpansion(ManagedBookmarksPolicyHandler::kUrl,
-                                           &url_string)) {
-    return false;
-  }
-  GURL gurl = URLFixerUpper::FixupURL(url_string, "");
-  if (!gurl.is_valid())
-    return false;
-  *url = gurl.spec();
-  return true;
-}
-
-}  // namespace
-
 const char ManagedBookmarksPolicyHandler::kName[] = "name";
 const char ManagedBookmarksPolicyHandler::kUrl[] = "url";
+const char ManagedBookmarksPolicyHandler::kChildren[] = "children";
 
-ManagedBookmarksPolicyHandler::ManagedBookmarksPolicyHandler()
-    : TypeCheckingPolicyHandler(key::kManagedBookmarks,
-                                base::Value::TYPE_LIST) {}
+ManagedBookmarksPolicyHandler::ManagedBookmarksPolicyHandler(
+    Schema chrome_schema)
+    : SchemaValidatingPolicyHandler(
+          key::kManagedBookmarks,
+          chrome_schema.GetKnownProperty(key::kManagedBookmarks),
+          SCHEMA_ALLOW_INVALID) {}
 
 ManagedBookmarksPolicyHandler::~ManagedBookmarksPolicyHandler() {}
 
-bool ManagedBookmarksPolicyHandler::CheckPolicySettings(
-    const PolicyMap& policies,
-    PolicyErrorMap* errors) {
-  const base::Value* value = NULL;
-  if (!CheckAndGetValue(policies, errors, &value))
-    return false;
-
-  if (!value)
-    return true;
-
-  const base::ListValue* list = NULL;
-  value->GetAsList(&list);
-  DCHECK(list);
-
-  for (base::ListValue::const_iterator it = list->begin();
-       it != list->end(); ++it) {
-    std::string name;
-    std::string url;
-    if (!*it || !GetBookmark(**it, &name, &url)) {
-      size_t index = it - list->begin();
-      errors->AddError(policy_name(), index, IDS_POLICY_INVALID_BOOKMARK);
-    }
-  }
-
-  return true;
-}
-
 void ManagedBookmarksPolicyHandler::ApplyPolicySettings(
     const PolicyMap& policies,
     PrefValueMap* prefs) {
-  const base::Value* value = policies.GetValue(policy_name());
-  const base::ListValue* list = NULL;
+  scoped_ptr<base::Value> value;
+  if (!CheckAndGetValue(policies, NULL, &value))
+    return;
+
+  base::ListValue* list = NULL;
   if (!value || !value->GetAsList(&list))
     return;
 
-  base::ListValue* bookmarks = new base::ListValue();
-  for (base::ListValue::const_iterator it = list->begin();
-       it != list->end(); ++it) {
+  FilterBookmarks(list);
+  prefs->SetValue(prefs::kManagedBookmarks, value.release());
+}
+
+void ManagedBookmarksPolicyHandler::FilterBookmarks(base::ListValue* list) {
+  // Remove any non-conforming values found.
+  base::ListValue::iterator it = list->begin();
+  while (it != list->end()) {
+    base::DictionaryValue* dict = NULL;
+    if (!*it || !(*it)->GetAsDictionary(&dict)) {
+      it = list->Erase(it, NULL);
+      continue;
+    }
+
     std::string name;
     std::string url;
-    if (*it && GetBookmark(**it, &name, &url)) {
-      base::DictionaryValue* dict = new base::DictionaryValue();
-      dict->SetString(kName, name);
-      dict->SetString(kUrl, url);
-      bookmarks->Append(dict);
+    base::ListValue* children = NULL;
+    // Every bookmark must have a name, and then either a URL of a list of
+    // child bookmarks.
+    if (!dict->GetString(kName, &name) ||
+        (!dict->GetList(kChildren, &children) &&
+         !dict->GetString(kUrl, &url))) {
+      it = list->Erase(it, NULL);
+      continue;
     }
+
+    if (children) {
+      // Ignore the URL if this bookmark has child nodes.
+      dict->Remove(kUrl, NULL);
+      FilterBookmarks(children);
+    } else {
+      // Make sure the URL is valid before passing a bookmark to the pref.
+      dict->Remove(kChildren, NULL);
+      GURL gurl = URLFixerUpper::FixupURL(url, "");
+      if (!gurl.is_valid()) {
+        it = list->Erase(it, NULL);
+        continue;
+      }
+      dict->SetString(kUrl, gurl.spec());
+    }
+
+    ++it;
   }
-
-  prefs->SetValue(prefs::kManagedBookmarks, bookmarks);
 }
 
 }  // namespace policy