74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
// Copyright (c) 2015 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/browser/api/save_page_handler.h"
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#include <string>
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#include "atom/browser/atom_browser_context.h"
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#include "base/callback.h"
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#include "base/files/file_path.h"
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#include "content/public/browser/web_contents.h"
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namespace atom {
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namespace api {
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SavePageHandler::SavePageHandler(content::WebContents* web_contents,
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const SavePageCallback& callback)
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: web_contents_(web_contents), callback_(callback) {}
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SavePageHandler::~SavePageHandler() {}
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void SavePageHandler::OnDownloadCreated(content::DownloadManager* manager,
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content::DownloadItem* item) {
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// OnDownloadCreated is invoked during WebContents::SavePage, so the |item|
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// here is the one stated by WebContents::SavePage.
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item->AddObserver(this);
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}
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bool SavePageHandler::Handle(const base::FilePath& full_path,
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const content::SavePageType& save_type) {
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auto download_manager = content::BrowserContext::GetDownloadManager(
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web_contents_->GetBrowserContext());
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download_manager->AddObserver(this);
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// Chromium will create a 'foo_files' directory under the directory of saving
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// page 'foo.html' for holding other resource files of 'foo.html'.
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base::FilePath saved_main_directory_path = full_path.DirName().Append(
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full_path.RemoveExtension().BaseName().value() +
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FILE_PATH_LITERAL("_files"));
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bool result =
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web_contents_->SavePage(full_path, saved_main_directory_path, save_type);
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download_manager->RemoveObserver(this);
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// If initialization fails which means fail to create |DownloadItem|, we need
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// to delete the |SavePageHandler| instance to avoid memory-leak.
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if (!result)
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delete this;
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return result;
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}
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void SavePageHandler::OnDownloadUpdated(content::DownloadItem* item) {
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if (item->IsDone()) {
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v8::Isolate* isolate = v8::Isolate::GetCurrent();
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v8::Locker locker(isolate);
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v8::HandleScope handle_scope(isolate);
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if (item->GetState() == content::DownloadItem::COMPLETE) {
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callback_.Run(v8::Null(isolate));
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} else {
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v8::Local<v8::String> error_message =
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v8::String::NewFromUtf8(isolate, "Fail to save page");
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callback_.Run(v8::Exception::Error(error_message));
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}
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Destroy(item);
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}
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}
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void SavePageHandler::Destroy(content::DownloadItem* item) {
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item->RemoveObserver(this);
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delete this;
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}
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} // namespace api
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} // namespace atom
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