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// Copyright (c) 2011 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 "chrome/browser/download/save_package_file_picker.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/download/download_manager.h"
#include "chrome/browser/download/download_prefs.h"
#include "chrome/browser/platform_util.h"
#include "chrome/browser/prefs/pref_member.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#include "content/browser/download/save_package.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
namespace {
// If false, we don't prompt the user as to where to save the file. This
// exists only for testing.
bool g_should_prompt_for_filename = true;
// Used for mapping between SavePackageType constants and the indexes above.
const SavePackage::SavePackageType kIndexToSaveType[] = {
SavePackage::SAVE_TYPE_UNKNOWN,
SavePackage::SAVE_AS_ONLY_HTML,
SavePackage::SAVE_AS_COMPLETE_HTML,
};
int SavePackageTypeToIndex(SavePackage::SavePackageType type) {
for (size_t i = 0; i < arraysize(kIndexToSaveType); ++i) {
if (kIndexToSaveType[i] == type)
return i;
}
NOTREACHED();
return -1;
}
// Indexes used for specifying which element in the extensions dropdown
// the user chooses when picking a save type.
const int kSelectFileHtmlOnlyIndex = 1;
const int kSelectFileCompleteIndex = 2;
// Used for mapping between the IDS_ string identifiers and the indexes above.
const int kIndexToIDS[] = {
0, IDS_SAVE_PAGE_DESC_HTML_ONLY, IDS_SAVE_PAGE_DESC_COMPLETE,
};
}
SavePackageFilePicker::SavePackageFilePicker(
const base::WeakPtr<SavePackage>& save_package,
const FilePath& suggested_path,
bool can_save_as_complete)
: save_package_(save_package) {
DownloadPrefs* download_prefs = save_package->tab_contents()->
browser_context()->GetDownloadManager()->download_prefs();
int file_type_index = SavePackageTypeToIndex(
static_cast<SavePackage::SavePackageType>(
download_prefs->save_file_type()));
DCHECK_NE(-1, file_type_index);
SelectFileDialog::FileTypeInfo file_type_info;
FilePath::StringType default_extension;
// If the contents can not be saved as complete-HTML, do not show the
// file filters.
if (can_save_as_complete) {
bool add_extra_extension = false;
FilePath::StringType extra_extension;
if (!suggested_path.Extension().empty() &&
suggested_path.Extension().compare(FILE_PATH_LITERAL("htm")) &&
suggested_path.Extension().compare(FILE_PATH_LITERAL("html"))) {
add_extra_extension = true;
extra_extension = suggested_path.Extension().substr(1);
}
file_type_info.extensions.resize(2);
file_type_info.extensions[kSelectFileHtmlOnlyIndex - 1].push_back(
FILE_PATH_LITERAL("htm"));
file_type_info.extensions[kSelectFileHtmlOnlyIndex - 1].push_back(
FILE_PATH_LITERAL("html"));
if (add_extra_extension) {
file_type_info.extensions[kSelectFileHtmlOnlyIndex - 1].push_back(
extra_extension);
}
file_type_info.extension_description_overrides.push_back(
l10n_util::GetStringUTF16(kIndexToIDS[kSelectFileCompleteIndex - 1]));
file_type_info.extensions[kSelectFileCompleteIndex - 1].push_back(
FILE_PATH_LITERAL("htm"));
file_type_info.extensions[kSelectFileCompleteIndex - 1].push_back(
FILE_PATH_LITERAL("html"));
if (add_extra_extension) {
file_type_info.extensions[kSelectFileCompleteIndex - 1].push_back(
extra_extension);
}
file_type_info.extension_description_overrides.push_back(
l10n_util::GetStringUTF16(kIndexToIDS[kSelectFileCompleteIndex]));
file_type_info.include_all_files = false;
default_extension = SavePackage::kDefaultHtmlExtension;
} else {
file_type_info.extensions.resize(1);
file_type_info.extensions[kSelectFileHtmlOnlyIndex - 1].push_back(
suggested_path.Extension());
if (!file_type_info.extensions[kSelectFileHtmlOnlyIndex - 1][0].empty()) {
// Drop the .
file_type_info.extensions[kSelectFileHtmlOnlyIndex - 1][0].erase(0, 1);
}
file_type_info.include_all_files = true;
file_type_index = 1;
}
if (g_should_prompt_for_filename) {
select_file_dialog_ = SelectFileDialog::Create(this);
TabContents* tab_contents = save_package_->tab_contents();
select_file_dialog_->SelectFile(SelectFileDialog::SELECT_SAVEAS_FILE,
string16(),
suggested_path,
&file_type_info,
file_type_index,
default_extension,
tab_contents,
platform_util::GetTopLevel(
tab_contents->GetNativeView()),
NULL);
} else {
// Just use 'suggested_path' instead of opening the dialog prompt.
save_package_->OnPathPicked(
suggested_path, kIndexToSaveType[file_type_index]);
}
}
SavePackageFilePicker::~SavePackageFilePicker() {
}
void SavePackageFilePicker::SetShouldPromptUser(bool should_prompt) {
g_should_prompt_for_filename = should_prompt;
}
void SavePackageFilePicker::FileSelected(const FilePath& path,
int index,
void* params) {
// The option index is not zero-based.
DCHECK(index >= kSelectFileHtmlOnlyIndex &&
index <= kSelectFileCompleteIndex);
if (save_package_) {
TabContents* tab_contents = save_package_->tab_contents();
SavePackage::SavePackageType save_type = kIndexToSaveType[index];
Profile* profile =
Profile::FromBrowserContext(tab_contents->browser_context());
PrefService* prefs = profile->GetPrefs();
prefs->SetInteger(prefs::kSaveFileType, save_type);
StringPrefMember save_file_path;
save_file_path.Init(prefs::kSaveFileDefaultDirectory, prefs, NULL);
#if defined(OS_POSIX)
std::string path_string = path.DirName().value();
#elif defined(OS_WIN)
std::string path_string = WideToUTF8(path.DirName().value());
#endif
// If user change the default saving directory, we will remember it just
// like IE and FireFox.
if (!tab_contents->browser_context()->IsOffTheRecord() &&
save_file_path.GetValue() != path_string) {
save_file_path.SetValue(path_string);
}
save_package_->OnPathPicked(path, save_type);
}
delete this;
}
void SavePackageFilePicker::FileSelectionCanceled(void* params) {
delete this;
}
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