Move Webstore URL concepts to //extensions

extensions/common/extension_urls.h

 // Copyright 2013 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_EXTENSION_URLS_H_
 #define EXTENSIONS_COMMON_EXTENSION_URLS_H_
 
+#include <string>
+
 #include "base/strings/string16.h"
 
+class GURL;
+
 namespace extensions {
 
 // The name of the event_bindings module.
 extern const char kEventBindings[];
 
 // The name of the schemaUtils module.
 extern const char kSchemaUtils[];
 
 // Determine whether or not a source came from an extension. |source| can link
 // to a page or a script, and can be external (e.g., "http://www.google.com"),
 // extension-related (e.g., "chrome-extension://<extension_id>/background.js"),
 // or internal (e.g., "event_bindings" or "schemaUtils").
 bool IsSourceFromAnExtension(const base::string16& source);
 
 }  // namespace extensions
 
+namespace extension_urls {
+
+// Canonical URLs for the Chrome Webstore. You probably want to use one of
+// the calls below rather than using one of these constants directly, since
+// the active extensions embedder may provide its own webstore URLs.
+extern const char kChromeWebstoreBaseURL[];
+extern const char kChromeWebstoreUpdateURL[];
+
+// Returns the URL prefix for the extension/apps gallery. Can be set via the
+// --apps-gallery-url switch. The URL returned will not contain a trailing
+// slash. Do not use this as a prefix/extent for the store.
+std::string GetWebstoreLaunchURL();
+
+// Returns the URL to the extensions category on the Web Store. This is
+// derived from GetWebstoreLaunchURL().
+std::string GetWebstoreExtensionsCategoryURL();
+
+// Returns the URL prefix for an item in the extension/app gallery. This URL
+// will contain a trailing slash and should be concatenated with an item ID
+// to get the item detail URL.
+std::string GetWebstoreItemDetailURLPrefix();
+
+// Returns the URL used to get webstore data (ratings, manifest, icon URL,
+// etc.) about an extension from the webstore as JSON.
+GURL GetWebstoreItemJsonDataURL(const std::string& extension_id);
+
+// Returns the URL used to get webstore search results in JSON format. The URL
+// returns a JSON dictionary that has the search results (under "results").
+// Each entry in the array is a dictionary as the data returned for
+// GetWebstoreItemJsonDataURL above. |query| is the user typed query string.
+// |host_language_code| is the host language code, e.g. en_US. Both arguments
+// will be escaped and added as a query parameter to the returned web store
+// json search URL.
+GURL GetWebstoreJsonSearchUrl(const std::string& query,
+                              const std::string& host_language_code);
+
+// Returns the URL of the web store search results page for |query|.
+GURL GetWebstoreSearchPageUrl(const std::string& query);
+
+// Return the update URL used by gallery/webstore extensions/apps. This may
+// have been overridden by a command line flag for testing purposes.
+GURL GetWebstoreUpdateUrl();
+
+// Returns whether the URL is the webstore update URL (just considering host
+// and path, not scheme, query, etc.)
+bool IsWebstoreUpdateUrl(const GURL& update_url);
+
+// Returns true if the URL points to an extension blacklist.
+bool IsBlacklistUpdateUrl(const GURL& url);
+
+}  // namespace extension_urls
+
 #endif  // EXTENSIONS_COMMON_EXTENSION_URLS_H_