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// Copyright (c) 2012 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.
#ifndef EXTENSIONS_COMMON_MANIFEST_URL_HANDLERS_H_
#define EXTENSIONS_COMMON_MANIFEST_URL_HANDLERS_H_
#include <string>
#include "extensions/common/extension.h"
#include "extensions/common/manifest_handler.h"
namespace base {
class DictionaryValue;
}
namespace extensions {
// A structure to hold various URLs like devtools_page, homepage_url, etc
// that may be specified in the manifest of an extension.
struct ManifestURL : public Extension::ManifestData {
GURL url_;
// Returns the value of a URL key for an extension, or an empty URL if unset.
static const GURL& Get(const Extension* extension, const std::string& key);
// Returns the Homepage URL for this extension.
// If homepage_url was not specified in the manifest,
// this returns the Google Gallery URL. For third-party extensions,
// this returns a blank GURL.
static const GURL GetHomepageURL(const Extension* extension);
// Returns true if the extension specified a valid home page url in the
// manifest.
static bool SpecifiedHomepageURL(const Extension* extension);
// Returns the Update URL for this extension.
static const GURL& GetUpdateURL(const Extension* extension);
// Returns true if this extension's update URL is the extension gallery.
static bool UpdatesFromGallery(const Extension* extension);
static bool UpdatesFromGallery(const base::DictionaryValue* manifest);
// Returns the About Page for this extension.
static const GURL& GetAboutPage(const Extension* extension);
// Returns the webstore page URL for this extension.
static const GURL GetDetailsURL(const Extension* extension);
};
// Parses the "homepage_url" manifest key.
class HomepageURLHandler : public ManifestHandler {
public:
HomepageURLHandler();
~HomepageURLHandler() override;
bool Parse(Extension* extension, base::string16* error) override;
private:
const std::vector<std::string> Keys() const override;
DISALLOW_COPY_AND_ASSIGN(HomepageURLHandler);
};
// Parses the "update_url" manifest key.
class UpdateURLHandler : public ManifestHandler {
public:
UpdateURLHandler();
~UpdateURLHandler() override;
bool Parse(Extension* extension, base::string16* error) override;
private:
const std::vector<std::string> Keys() const override;
DISALLOW_COPY_AND_ASSIGN(UpdateURLHandler);
};
// Parses the "about_page" manifest key.
// TODO(sashab): Make this and any other similar handlers extend from the same
// abstract class, URLManifestHandler, which has pure virtual methods for
// detecting the required URL type (relative or absolute) and abstracts the
// URL parsing logic away.
class AboutPageHandler : public ManifestHandler {
public:
AboutPageHandler();
~AboutPageHandler() override;
bool Parse(Extension* extension, base::string16* error) override;
bool Validate(const Extension* extension,
std::string* error,
std::vector<InstallWarning>* warnings) const override;
private:
const std::vector<std::string> Keys() const override;
DISALLOW_COPY_AND_ASSIGN(AboutPageHandler);
};
} // namespace extensions
#endif // EXTENSIONS_COMMON_MANIFEST_URL_HANDLERS_H_
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