chrome/common/extensions/manifest_handlers/content_scripts_handler.h

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_COMMON_EXTENSIONS_MANIFEST_HANDLERS_CONTENT_SCRIPTS_HANDLER_H_
   6 #define CHROME_COMMON_EXTENSIONS_MANIFEST_HANDLERS_CONTENT_SCRIPTS_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "extensions/common/extension.h"
  11 #include "extensions/common/manifest_handler.h"
  12 #include "extensions/common/user_script.h"
  13
  14 namespace extensions {
  15
  16 class URLPatternSet;
  17
  18 struct ContentScriptsInfo : public Extension::ManifestData {
  19   ContentScriptsInfo();
  20   ~ContentScriptsInfo() override;
  21
  22   // Paths to the content scripts the extension contains (possibly empty).
  23   UserScriptList content_scripts;
  24
  25   // Returns the content scripts for the extension (if the extension has
  26   // no content scripts, this returns an empty list).
  27   static const UserScriptList& GetContentScripts(const Extension* extension);
  28
  29   // Returns the list of hosts that this extension can run content scripts on.
  30   static URLPatternSet GetScriptableHosts(const Extension* extension);
  31
  32   // Returns true if the extension has a content script declared at |url|.
  33   static bool ExtensionHasScriptAtURL(const Extension* extension,
  34                                       const GURL& url);
  35 };
  36
  37 // Parses the "content_scripts" manifest key.
  38 class ContentScriptsHandler : public ManifestHandler {
  39  public:
  40   ContentScriptsHandler();
  41   ~ContentScriptsHandler() override;
  42
  43   bool Parse(Extension* extension, base::string16* error) override;
  44   bool Validate(const Extension* extension,
  45                 std::string* error,
  46                 std::vector<InstallWarning>* warnings) const override;
  47
  48  private:
  49   const std::vector<std::string> Keys() const override;
  50
  51   DISALLOW_COPY_AND_ASSIGN(ContentScriptsHandler);
  52 };
  53
  54 }  // namespace extensions
  55
  56 #endif  // CHROME_COMMON_EXTENSIONS_MANIFEST_HANDLERS_CONTENT_SCRIPTS_HANDLER_H_