blob: 649430793601f1f43164fc4e50ba642c61172b5c [file] [log] [blame]
// Copyright 2015 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 <stddef.h>
#include <memory>
#include <vector>
#include "base/callback.h"
#include "base/macros.h"
#include "extensions/browser/user_script_loader.h"
class WebUIURLFetcher;
namespace content {
class BrowserContext;
// UserScriptLoader for WebUI.
class WebUIUserScriptLoader : public extensions::UserScriptLoader {
WebUIUserScriptLoader(content::BrowserContext* browser_context,
const HostID& host_id);
~WebUIUserScriptLoader() override;
struct UserScriptRenderInfo;
using UserScriptRenderInfoMap = std::map<int, UserScriptRenderInfo>;
// UserScriptLoader:
void AddScripts(std::unique_ptr<extensions::UserScriptList> scripts,
int render_process_id,
int render_frame_id) override;
void LoadScripts(std::unique_ptr<extensions::UserScriptList> user_scripts,
const std::set<HostID>& changed_hosts,
const std::set<int>& added_script_ids,
LoadScriptsCallback callback) override;
// Called at the end of each fetch, tracking whether all fetches are done.
void OnSingleWebUIURLFetchComplete(extensions::UserScript::File* script_file,
bool success,
std::unique_ptr<std::string> data);
// Called when the loads of the user scripts are done.
void OnWebUIURLFetchComplete();
// Creates WebUiURLFetchers for the given |script_files|.
void CreateWebUIURLFetchers(
const extensions::UserScript::FileList& script_files,
content::BrowserContext* browser_context,
int render_process_id,
int render_frame_id);
// Caches the render info of script from WebUI when AddScripts is called.
// When starting to load the script, we look up this map to retrieve the
// render info. It is used for the script from WebUI only, since the fetch
// of script content requires the info of associated render.
UserScriptRenderInfoMap script_render_info_map_;
// The number of complete fetchs.
size_t complete_fetchers_;
// Caches |user_scripts_| from UserScriptLoader when loading.
std::unique_ptr<extensions::UserScriptList> user_scripts_cache_;
LoadScriptsCallback scripts_loaded_callback_;
std::vector<std::unique_ptr<WebUIURLFetcher>> fetchers_;