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Add DevTools save dialog support (issue #1614)

This commit is contained in:
Marshall Greenblatt 2019-02-12 15:31:52 -05:00
parent 0e461b7f5c
commit 4c730e8935
6 changed files with 306 additions and 0 deletions
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2
BUILD.gn
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@ -327,6 +327,8 @@ static_library("libcef_static") {
"libcef/browser/context_menu_params_impl.h",
"libcef/browser/cookie_manager_impl.cc",
"libcef/browser/cookie_manager_impl.h",
"libcef/browser/devtools/devtools_file_manager.cc",
"libcef/browser/devtools/devtools_file_manager.h",
"libcef/browser/devtools/devtools_frontend.cc",
"libcef/browser/devtools/devtools_frontend.h",
"libcef/browser/devtools/devtools_manager_delegate.cc",

203
libcef/browser/devtools/devtools_file_manager.cc Normal file
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@ -0,0 +1,203 @@
// Copyright 2019 The Chromium Embedded Framework Authors. Portions 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.
#include "libcef/browser/devtools/devtools_file_manager.h"
#include "libcef/browser/browser_host_impl.h"
#include "base/bind.h"
#include "base/callback.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/json/json_writer.h"
#include "base/lazy_instance.h"
#include "base/path_service.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/post_task.h"
#include "base/threading/sequenced_task_runner_handle.h"
#include "base/value_conversions.h"
#include "base/values.h"
#include "chrome/common/pref_names.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "content/public/browser/web_contents.h"
namespace {
base::LazyInstance<base::FilePath>::Leaky g_last_save_path =
LAZY_INSTANCE_INITIALIZER;
void WriteToFile(const base::FilePath& path, const std::string& content) {
DCHECK(!path.empty());
base::WriteFile(path, content.c_str(), content.length());
}
void AppendToFile(const base::FilePath& path, const std::string& content) {
DCHECK(!path.empty());
base::AppendToFile(path, content.c_str(), content.size());
}
} // namespace
CefDevToolsFileManager::CefDevToolsFileManager(CefBrowserHostImpl* browser_impl,
PrefService* prefs)
: browser_impl_(browser_impl),
prefs_(prefs),
file_task_runner_(
base::CreateSequencedTaskRunnerWithTraits({base::MayBlock()})),
weak_factory_(this) {}
void CefDevToolsFileManager::SaveToFile(const std::string& url,
const std::string& content,
bool save_as) {
Save(url, content, save_as,
base::Bind(&CefDevToolsFileManager::FileSavedAs,
weak_factory_.GetWeakPtr(), url),
base::Bind(&CefDevToolsFileManager::CanceledFileSaveAs,
weak_factory_.GetWeakPtr(), url));
}
void CefDevToolsFileManager::AppendToFile(const std::string& url,
const std::string& content) {
Append(url, content,
base::Bind(&CefDevToolsFileManager::AppendedTo,
weak_factory_.GetWeakPtr(), url));
}
void CefDevToolsFileManager::Save(const std::string& url,
const std::string& content,
bool save_as,
const SaveCallback& saveCallback,
const CancelCallback& cancelCallback) {
auto it = saved_files_.find(url);
if (it != saved_files_.end() && !save_as) {
SaveAsFileSelected(url, content, saveCallback, it->second);
return;
}
const base::DictionaryValue* file_map =
prefs_->GetDictionary(prefs::kDevToolsEditedFiles);
base::FilePath initial_path;
const base::Value* path_value;
if (file_map->Get(base::MD5String(url), &path_value)) {
// Ignore base::GetValueAsFilePath() failure since we handle empty
// |initial_path| below.
ignore_result(base::GetValueAsFilePath(*path_value, &initial_path));
}
if (initial_path.empty()) {
GURL gurl(url);
std::string suggested_file_name =
gurl.is_valid() ? gurl.ExtractFileName() : url;
if (suggested_file_name.length() > 64)
suggested_file_name = suggested_file_name.substr(0, 64);
if (!g_last_save_path.Pointer()->empty()) {
initial_path = g_last_save_path.Pointer()->DirName().AppendASCII(
suggested_file_name);
} else {
// Use the temp directory. It may be an empty value.
base::PathService::Get(base::DIR_TEMP, &initial_path);
initial_path = initial_path.AppendASCII(suggested_file_name);
}
}
CefFileDialogRunner::FileChooserParams params;
params.mode = blink::mojom::FileChooserParams::Mode::kSave;
if (!initial_path.empty()) {
params.default_file_name = initial_path;
if (!initial_path.Extension().empty()) {
params.accept_types.push_back(CefString(initial_path.Extension()));
}
}
browser_impl_->RunFileChooser(
params, base::Bind(&CefDevToolsFileManager::SaveAsDialogDismissed,
weak_factory_.GetWeakPtr(), url, content, saveCallback,
cancelCallback));
}
void CefDevToolsFileManager::SaveAsDialogDismissed(
const std::string& url,
const std::string& content,
const SaveCallback& saveCallback,
const CancelCallback& cancelCallback,
int selected_accept_filter,
const std::vector<base::FilePath>& file_paths) {
if (file_paths.size() == 1) {
SaveAsFileSelected(url, content, saveCallback, file_paths[0]);
} else {
cancelCallback.Run();
}
}
void CefDevToolsFileManager::SaveAsFileSelected(const std::string& url,
const std::string& content,
const SaveCallback& callback,
const base::FilePath& path) {
*g_last_save_path.Pointer() = path;
saved_files_[url] = path;
DictionaryPrefUpdate update(prefs_, prefs::kDevToolsEditedFiles);
base::DictionaryValue* files_map = update.Get();
files_map->SetKey(base::MD5String(url), base::CreateFilePathValue(path));
std::string file_system_path = path.AsUTF8Unsafe();
callback.Run(file_system_path);
file_task_runner_->PostTask(FROM_HERE,
base::BindOnce(&::WriteToFile, path, content));
}
void CefDevToolsFileManager::FileSavedAs(const std::string& url,
const std::string& file_system_path) {
base::Value url_value(url);
base::Value file_system_path_value(file_system_path);
CallClientFunction("DevToolsAPI.savedURL", &url_value,
&file_system_path_value, NULL);
}
void CefDevToolsFileManager::CanceledFileSaveAs(const std::string& url) {
base::Value url_value(url);
CallClientFunction("DevToolsAPI.canceledSaveURL", &url_value, NULL, NULL);
}
void CefDevToolsFileManager::Append(const std::string& url,
const std::string& content,
const AppendCallback& callback) {
auto it = saved_files_.find(url);
if (it == saved_files_.end())
return;
callback.Run();
file_task_runner_->PostTask(
FROM_HERE, base::BindOnce(&::AppendToFile, it->second, content));
}
void CefDevToolsFileManager::AppendedTo(const std::string& url) {
base::Value url_value(url);
CallClientFunction("DevToolsAPI.appendedToURL", &url_value, NULL, NULL);
}
void CefDevToolsFileManager::CallClientFunction(
const std::string& function_name,
const base::Value* arg1,
const base::Value* arg2,
const base::Value* arg3) {
std::string javascript = function_name + "(";
if (arg1) {
std::string json;
base::JSONWriter::Write(*arg1, &json);
javascript.append(json);
if (arg2) {
base::JSONWriter::Write(*arg2, &json);
javascript.append(", ").append(json);
if (arg3) {
base::JSONWriter::Write(*arg3, &json);
javascript.append(", ").append(json);
}
}
}
javascript.append(");");
browser_impl_->web_contents()->GetMainFrame()->ExecuteJavaScript(
base::UTF8ToUTF16(javascript));
}

81
libcef/browser/devtools/devtools_file_manager.h Normal file
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@ -0,0 +1,81 @@
// Copyright 2019 The Chromium Embedded Framework Authors. Portions 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 CEF_LIBCEF_BROWSER_DEVTOOLS_DEVTOOLS_FILE_MANAGER_H_
#define CEF_LIBCEF_BROWSER_DEVTOOLS_DEVTOOLS_FILE_MANAGER_H_
#include "base/callback_forward.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include <string>
namespace base {
class FilePath;
class SequencedTaskRunner;
class Value;
} // namespace base
class CefBrowserHostImpl;
class PrefService;
// File management helper for DevTools.
// Based on chrome/browser/devtools/devtools_ui_bindings.cc and
// chrome/browser/devtools/devtools_file_helper.cc.
class CefDevToolsFileManager {
public:
CefDevToolsFileManager(CefBrowserHostImpl* browser_impl, PrefService* prefs);
void SaveToFile(const std::string& url,
const std::string& content,
bool save_as);
void AppendToFile(const std::string& url, const std::string& content);
private:
// SaveToFile implementation:
typedef base::Callback<void(const std::string&)> SaveCallback;
typedef base::Callback<void()> CancelCallback;
void Save(const std::string& url,
const std::string& content,
bool save_as,
const SaveCallback& saveCallback,
const CancelCallback& cancelCallback);
void SaveAsDialogDismissed(const std::string& url,
const std::string& content,
const SaveCallback& saveCallback,
const CancelCallback& cancelCallback,
int selected_accept_filter,
const std::vector<base::FilePath>& file_paths);
void SaveAsFileSelected(const std::string& url,
const std::string& content,
const SaveCallback& callback,
const base::FilePath& path);
void FileSavedAs(const std::string& url, const std::string& file_system_path);
void CanceledFileSaveAs(const std::string& url);
// AppendToFile implementation:
typedef base::Callback<void(void)> AppendCallback;
void Append(const std::string& url,
const std::string& content,
const AppendCallback& callback);
void AppendedTo(const std::string& url);
void CallClientFunction(const std::string& function_name,
const base::Value* arg1,
const base::Value* arg2,
const base::Value* arg3);
// Guaranteed to outlive this object.
CefBrowserHostImpl* browser_impl_;
PrefService* prefs_;
typedef std::map<std::string, base::FilePath> PathsMap;
PathsMap saved_files_;
scoped_refptr<base::SequencedTaskRunner> file_task_runner_;
base::WeakPtrFactory<CefDevToolsFileManager> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(CefDevToolsFileManager);
};
#endif // CEF_LIBCEF_BROWSER_DEVTOOLS_DEVTOOLS_FILE_MANAGER_H_

17
libcef/browser/devtools/devtools_frontend.cc
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@ -190,6 +190,7 @@ CefDevToolsFrontend::CefDevToolsFrontend(
frontend_browser_(frontend_browser),
inspected_contents_(inspected_contents),
inspect_element_at_(inspect_element_at),
file_manager_(frontend_browser.get(), GetPrefs()),
weak_factory_(this) {}
CefDevToolsFrontend::~CefDevToolsFrontend() {
@ -355,6 +356,22 @@ void CefDevToolsFrontend::HandleMessageFromDevToolsFrontend(
if (!params->GetString(0, &origin) || !params->GetString(1, &script))
return;
extensions_api_[origin + "/"] = script;
} else if (method == "save" && params->GetSize() == 3) {
std::string url;
std::string content;
bool save_as;
if (!params->GetString(0, &url) || !params->GetString(1, &content) ||
!params->GetBoolean(2, &save_as)) {
return;
}
file_manager_.SaveToFile(url, content, save_as);
} else if (method == "append" && params->GetSize() == 2) {
std::string url;
std::string content;
if (!params->GetString(0, &url) || !params->GetString(1, &content)) {
return;
}
file_manager_.AppendToFile(url, content);
} else {
return;
}

2
libcef/browser/devtools/devtools_frontend.h
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@ -8,6 +8,7 @@
#include <memory>
#include "libcef/browser/browser_host_impl.h"
#include "libcef/browser/devtools/devtools_file_manager.h"
#include "base/compiler_specific.h"
#include "base/macros.h"
@ -93,6 +94,7 @@ class CefDevToolsFrontend : public content::WebContentsObserver,
PendingRequestsMap pending_requests_;
using ExtensionsAPIs = std::map<std::string, std::string>;
ExtensionsAPIs extensions_api_;
CefDevToolsFileManager file_manager_;
base::WeakPtrFactory<CefDevToolsFrontend> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(CefDevToolsFrontend);

1
libcef/browser/prefs/browser_prefs.cc
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@ -192,6 +192,7 @@ std::unique_ptr<PrefService> CreatePrefService(Profile* profile,
// DevTools preferences.
// Based on DevToolsWindow::RegisterProfilePrefs.
registry->RegisterDictionaryPref(prefs::kDevToolsPreferences);
registry->RegisterDictionaryPref(prefs::kDevToolsEditedFiles);
if (command_line->HasSwitch(switches::kEnablePreferenceTesting)) {
// Preferences used with unit tests.