// Copyright 2019 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 "components/heavy_ad_intervention/heavy_ad_helper.h" #include "base/check.h" #include "base/strings/string_piece.h" #include "components/grit/components_resources.h" #include "components/security_interstitials/core/common_string_util.h" #include "components/strings/grit/components_strings.h" #include "third_party/zlib/google/compression_utils.h" #include "ui/base/l10n/l10n_util.h" #include "ui/base/resource/resource_bundle.h" #include "ui/base/webui/jstemplate_builder.h" #include "ui/base/webui/web_ui_util.h" namespace heavy_ad_intervention { // NOTE: If adding usage of more strings/resources here, make sure that they // are allowlisted in //weblayer/grit_{resources, strings}_allowlist.txt; // otherwise empty data will be used for the new resources/strings in WebLayer. // For strings there is a partial safeguard as //weblayer's integration tests // will crash if a new-but-not-allowlisted string is fetched in a codepath that // the presentation of the heavy ad page in those tests exercises. std::string PrepareHeavyAdPage(const std::string& application_locale) { int resource_id = IDR_SECURITY_INTERSTITIAL_QUIET_HTML; std::string uncompressed; base::StringPiece template_html( ui::ResourceBundle::GetSharedInstance().GetRawDataResource(resource_id)); if (ui::ResourceBundle::GetSharedInstance().IsGzipped(resource_id)) { bool success = compression::GzipUncompress(template_html, &uncompressed); DCHECK(success); template_html = base::StringPiece(uncompressed); } DCHECK(!template_html.empty()) << "unable to load template."; // Populate load time data. base::Value::Dict load_time_data; load_time_data.Set("type", "HEAVYAD"); load_time_data.Set( "heading", l10n_util::GetStringUTF16(IDS_HEAVY_AD_INTERVENTION_HEADING)); load_time_data.Set( "openDetails", l10n_util::GetStringUTF16(IDS_HEAVY_AD_INTERVENTION_BUTTON_DETAILS)); load_time_data.Set( "explanationParagraph", l10n_util::GetStringUTF16(IDS_HEAVY_AD_INTERVENTION_SUMMARY)); // Ad frames are never the main frame, so we do not need a tab title. load_time_data.Set("tabTitle", ""); load_time_data.Set("overridable", false); load_time_data.Set("is_giant", false); webui::SetLoadTimeDataDefaults(application_locale, &load_time_data); // "body" is the id of the template's root node. std::string heavy_ad_html = webui::GetTemplatesHtml(template_html, load_time_data, "body"); webui::AppendWebUiCssTextDefaults(&heavy_ad_html); return heavy_ad_html; } } // namespace heavy_ad_intervention