summaryrefslogtreecommitdiff
path: root/chromium/extensions/common/features/manifest_feature.cc
blob: 4d36d5278d161f4eb8ff2ec9da5e99da50c73802 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
// 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 "extensions/common/features/manifest_feature.h"

#include "extensions/common/manifest.h"

namespace extensions {

ManifestFeature::ManifestFeature() {
}

ManifestFeature::~ManifestFeature() {
}

Feature::Availability ManifestFeature::IsAvailableToContext(
    const Extension* extension,
    Feature::Context context,
    const GURL& url,
    Feature::Platform platform) const {
  Availability availability = SimpleFeature::IsAvailableToContext(extension,
                                                                  context,
                                                                  url,
                                                                  platform);
  if (!availability.is_available())
    return availability;

  // We know we can skip manifest()->GetKey() here because we just did the same
  // validation it would do above.
  if (extension && !extension->manifest()->value()->HasKey(name()))
    return CreateAvailability(NOT_PRESENT, extension->GetType());

  return CreateAvailability(IS_AVAILABLE);
}

}  // namespace extensions