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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/ui/webui/print_preview_data_source.h"
#include <algorithm>
#include "base/message_loop.h"
#include "base/string_number_conversions.h"
#include "base/string_piece.h"
#include "base/string_split.h"
#include "base/string_util.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/printing/print_preview_data_service.h"
#include "chrome/common/jstemplate_builder.h"
#include "chrome/common/url_constants.h"
#include "grit/browser_resources.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/google_chrome_strings.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
PrintPreviewDataSource::PrintPreviewDataSource()
: ChromeWebUIDataSource(chrome::kChromeUIPrintHost) {
AddLocalizedString("title", IDS_PRINT_PREVIEW_TITLE);
AddLocalizedString("loading", IDS_PRINT_PREVIEW_LOADING);
#if defined(GOOGLE_CHROME_BUILD)
AddString("noPlugin", l10n_util::GetStringFUTF16(
IDS_PRINT_PREVIEW_NO_PLUGIN, ASCIIToUTF16("chrome://plugins/")));
#else
AddLocalizedString("noPlugin", IDS_PRINT_PREVIEW_NO_PLUGIN);
#endif
AddLocalizedString("launchNativeDialog", IDS_PRINT_PREVIEW_NATIVE_DIALOG);
AddLocalizedString("previewFailed", IDS_PRINT_PREVIEW_FAILED);
AddLocalizedString("initiatorTabCrashed",
IDS_PRINT_PREVIEW_INITIATOR_TAB_CRASHED);
AddLocalizedString("initiatorTabClosed",
IDS_PRINT_PREVIEW_INITIATOR_TAB_CLOSED);
AddLocalizedString("reopenPage", IDS_PRINT_PREVIEW_REOPEN_PAGE);
AddLocalizedString("printButton", IDS_PRINT_PREVIEW_PRINT_BUTTON);
AddLocalizedString("cancelButton", IDS_PRINT_PREVIEW_CANCEL_BUTTON);
AddLocalizedString("printing", IDS_PRINT_PREVIEW_PRINTING);
AddLocalizedString("destinationLabel", IDS_PRINT_PREVIEW_DESTINATION_LABEL);
AddLocalizedString("copiesLabel", IDS_PRINT_PREVIEW_COPIES_LABEL);
AddLocalizedString("examplePageRangeText",
IDS_PRINT_PREVIEW_EXAMPLE_PAGE_RANGE_TEXT);
AddLocalizedString("invalidNumberOfCopies",
IDS_PRINT_PREVIEW_INVALID_NUMBER_OF_COPIES);
AddLocalizedString("layoutLabel", IDS_PRINT_PREVIEW_LAYOUT_LABEL);
AddLocalizedString("optionAllPages", IDS_PRINT_PREVIEW_OPTION_ALL_PAGES);
AddLocalizedString("optionBw", IDS_PRINT_PREVIEW_OPTION_BW);
AddLocalizedString("optionCollate", IDS_PRINT_PREVIEW_OPTION_COLLATE);
AddLocalizedString("optionColor", IDS_PRINT_PREVIEW_OPTION_COLOR);
AddLocalizedString("optionLandscape", IDS_PRINT_PREVIEW_OPTION_LANDSCAPE);
AddLocalizedString("optionPortrait", IDS_PRINT_PREVIEW_OPTION_PORTRAIT);
AddLocalizedString("optionTwoSided", IDS_PRINT_PREVIEW_OPTION_TWO_SIDED);
AddLocalizedString("pagesLabel", IDS_PRINT_PREVIEW_PAGES_LABEL);
AddLocalizedString("pageRangeTextBox", IDS_PRINT_PREVIEW_PAGE_RANGE_TEXT);
AddLocalizedString("pageRangeRadio", IDS_PRINT_PREVIEW_PAGE_RANGE_RADIO);
AddLocalizedString("printToPDF", IDS_PRINT_PREVIEW_PRINT_TO_PDF);
AddLocalizedString("printPreviewTitleFormat", IDS_PRINT_PREVIEW_TITLE_FORMAT);
AddLocalizedString("printPreviewSummaryFormatShort",
IDS_PRINT_PREVIEW_SUMMARY_FORMAT_SHORT);
AddLocalizedString("printPreviewSummaryFormatLong",
IDS_PRINT_PREVIEW_SUMMARY_FORMAT_LONG);
AddLocalizedString("printPreviewSheetsLabelSingular",
IDS_PRINT_PREVIEW_SHEETS_LABEL_SINGULAR);
AddLocalizedString("printPreviewSheetsLabelPlural",
IDS_PRINT_PREVIEW_SHEETS_LABEL_PLURAL);
AddLocalizedString("printPreviewPageLabelSingular",
IDS_PRINT_PREVIEW_PAGE_LABEL_SINGULAR);
AddLocalizedString("printPreviewPageLabelPlural",
IDS_PRINT_PREVIEW_PAGE_LABEL_PLURAL);
AddLocalizedString("systemDialogOption",
IDS_PRINT_PREVIEW_SYSTEM_DIALOG_OPTION);
AddLocalizedString("pageRangeInstruction",
IDS_PRINT_PREVIEW_PAGE_RANGE_INSTRUCTION);
AddLocalizedString("copiesInstruction", IDS_PRINT_PREVIEW_COPIES_INSTRUCTION);
AddLocalizedString("signIn", IDS_PRINT_PREVIEW_SIGN_IN);
AddLocalizedString("morePrinters", IDS_PRINT_PREVIEW_MORE_PRINTERS);
AddLocalizedString("addCloudPrinter", IDS_PRINT_PREVIEW_ADD_CLOUD_PRINTER);
AddLocalizedString("cloudPrinters", IDS_PRINT_PREVIEW_CLOUD_PRINTERS);
AddLocalizedString("localPrinters", IDS_PRINT_PREVIEW_LOCAL_PRINTERS);
AddLocalizedString("manageCloudPrinters",
IDS_PRINT_PREVIEW_MANAGE_CLOUD_PRINTERS);
AddLocalizedString("manageLocalPrinters",
IDS_PRINT_PREVIEW_MANAGE_LOCAL_PRINTERS);
AddLocalizedString("managePrinters", IDS_PRINT_PREVIEW_MANAGE_PRINTERS);
AddLocalizedString("incrementTitle", IDS_PRINT_PREVIEW_INCREMENT_TITLE);
AddLocalizedString("decrementTitle", IDS_PRINT_PREVIEW_DECREMENT_TITLE);
AddLocalizedString("printPagesLabel", IDS_PRINT_PREVIEW_PRINT_PAGES_LABEL);
AddLocalizedString("optionsLabel", IDS_PRINT_PREVIEW_OPTIONS_LABEL);
AddLocalizedString("optionHeaderFooter",
IDS_PRINT_PREVIEW_OPTION_HEADER_FOOTER);
set_json_path("strings.js");
add_resource_path("print_preview.js", IDR_PRINT_PREVIEW_JS);
set_default_resource(IDR_PRINT_PREVIEW_HTML);
}
PrintPreviewDataSource::~PrintPreviewDataSource() {
}
void PrintPreviewDataSource::StartDataRequest(const std::string& path,
bool is_incognito,
int request_id) {
// Parent class handles most requests except for the print preview data.
if (!EndsWith(path, "/print.pdf", true)) {
ChromeWebUIDataSource::StartDataRequest(path, is_incognito, request_id);
return;
}
// Print Preview data.
scoped_refptr<RefCountedBytes> data;
std::vector<std::string> url_substr;
base::SplitString(path, '/', &url_substr);
int page_index = 0;
if (url_substr.size() == 3 && base::StringToInt(url_substr[1], &page_index)) {
PrintPreviewDataService::GetInstance()->GetDataEntry(
url_substr[0], page_index, &data);
}
if (data.get()) {
SendResponse(request_id, data);
return;
}
// Invalid request.
scoped_refptr<RefCountedBytes> empty_bytes(new RefCountedBytes);
SendResponse(request_id, empty_bytes);
}
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