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// Copyright (c) 2006-2008 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/renderer/localized_error.h"
#include "base/logging.h"
#include "base/string_util.h"
#include "base/values.h"
#include "chrome/common/l10n_util.h"
#include "googleurl/src/gurl.h"
#include "grit/generated_resources.h"
#include "net/base/escape.h"
#include "net/base/net_errors.h"
#include "webkit/glue/weberror.h"
#include "webkit/glue/webkit_glue.h"
namespace {
static const char* kRedirectLoopLearnMoreUrl =
"http://www.google.com/support/chrome/bin/answer.py?answer=95626";
enum NAV_SUGGESTIONS {
SUGGEST_NONE = 0,
SUGGEST_RELOAD = 1 << 0,
SUGGEST_HOSTNAME = 1 << 1,
SUGGEST_LEARNMORE = 1 << 2,
};
struct WebErrorNetErrorMap {
const int error_code;
const unsigned int title_resource_id;
const unsigned int heading_resource_id;
const unsigned int summary_resource_id;
const unsigned int details_resource_id;
const int suggestions; // Bitmap of SUGGEST_* values.
};
WebErrorNetErrorMap net_error_options[] = {
{net::ERR_TIMED_OUT,
IDS_ERRORPAGES_TITLE_NOT_AVAILABLE,
IDS_ERRORPAGES_HEADING_NOT_AVAILABLE,
IDS_ERRORPAGES_SUMMARY_NOT_AVAILABLE,
IDS_ERRORPAGES_DETAILS_TIMED_OUT,
SUGGEST_RELOAD,
},
{net::ERR_CONNECTION_FAILED,
IDS_ERRORPAGES_TITLE_NOT_AVAILABLE,
IDS_ERRORPAGES_HEADING_NOT_AVAILABLE,
IDS_ERRORPAGES_SUMMARY_NOT_AVAILABLE,
IDS_ERRORPAGES_DETAILS_CONNECT_FAILED,
SUGGEST_RELOAD,
},
{net::ERR_NAME_NOT_RESOLVED,
IDS_ERRORPAGES_TITLE_NOT_AVAILABLE,
IDS_ERRORPAGES_HEADING_NOT_AVAILABLE,
IDS_ERRORPAGES_SUMMARY_NOT_AVAILABLE,
IDS_ERRORPAGES_DETAILS_NAME_NOT_RESOLVED,
SUGGEST_RELOAD,
},
{net::ERR_INTERNET_DISCONNECTED,
IDS_ERRORPAGES_TITLE_NOT_AVAILABLE,
IDS_ERRORPAGES_HEADING_NOT_AVAILABLE,
IDS_ERRORPAGES_SUMMARY_NOT_AVAILABLE,
IDS_ERRORPAGES_DETAILS_DISCONNECTED,
SUGGEST_RELOAD,
},
{net::ERR_FILE_NOT_FOUND,
IDS_ERRORPAGES_TITLE_NOT_FOUND,
IDS_ERRORPAGES_HEADING_NOT_FOUND,
IDS_ERRORPAGES_SUMMARY_NOT_FOUND,
IDS_ERRORPAGES_DETAILS_FILE_NOT_FOUND,
SUGGEST_NONE,
},
{net::ERR_TOO_MANY_REDIRECTS,
IDS_ERRORPAGES_TITLE_LOAD_FAILED,
IDS_ERRORPAGES_HEADING_TOO_MANY_REDIRECTS,
IDS_ERRORPAGES_SUMMARY_TOO_MANY_REDIRECTS,
IDS_ERRORPAGES_DETAILS_TOO_MANY_REDIRECTS,
SUGGEST_RELOAD | SUGGEST_LEARNMORE,
},
};
} // namespace
void GetLocalizedErrorValues(const WebError& error,
DictionaryValue* error_strings) {
// Grab strings that are applicable to all error pages
error_strings->SetString(L"detailsLink",
l10n_util::GetString(IDS_ERRORPAGES_DETAILS_LINK));
error_strings->SetString(L"detailsHeading",
l10n_util::GetString(IDS_ERRORPAGES_DETAILS_HEADING));
// Grab the strings and settings that depend on the error type. Init
// options with default values.
WebErrorNetErrorMap options = {
0,
IDS_ERRORPAGES_TITLE_NOT_AVAILABLE,
IDS_ERRORPAGES_HEADING_NOT_AVAILABLE,
IDS_ERRORPAGES_SUMMARY_NOT_AVAILABLE,
IDS_ERRORPAGES_DETAILS_UNKNOWN,
SUGGEST_NONE,
};
int error_code = error.GetErrorCode();
for (size_t i = 0; i < arraysize(net_error_options); ++i) {
if (net_error_options[i].error_code == error_code) {
memcpy(&options, &net_error_options[i], sizeof(WebErrorNetErrorMap));
break;
}
}
std::wstring suggestions_heading;
if (options.suggestions != SUGGEST_NONE) {
suggestions_heading =
l10n_util::GetString(IDS_ERRORPAGES_SUGGESTION_HEADING);
}
error_strings->SetString(L"suggestionsHeading", suggestions_heading);
std::wstring failed_url(ASCIIToWide(error.GetFailedURL().spec()));
// URLs are always LTR.
if (l10n_util::GetTextDirection() == l10n_util::RIGHT_TO_LEFT)
l10n_util::WrapStringWithLTRFormatting(&failed_url);
error_strings->SetString(L"title",
l10n_util::GetStringF(options.title_resource_id,
failed_url));
error_strings->SetString(L"heading",
l10n_util::GetString(options.heading_resource_id));
DictionaryValue* summary = new DictionaryValue;
summary->SetString(L"msg",
l10n_util::GetString(options.summary_resource_id));
// TODO(tc): we want the unicode url here since it's being displayed
summary->SetString(L"failedUrl", failed_url);
error_strings->Set(L"summary", summary);
// Error codes are expected to be negative
DCHECK(error_code < 0);
std::wstring details = l10n_util::GetString(options.details_resource_id);
error_strings->SetString(L"details",
l10n_util::GetStringF(IDS_ERRORPAGES_DETAILS_TEMPLATE,
IntToWString(-error_code),
ASCIIToWide(net::ErrorToString(error_code)),
details));
if (options.suggestions & SUGGEST_RELOAD) {
DictionaryValue* suggest_reload = new DictionaryValue;
suggest_reload->SetString(L"msg",
l10n_util::GetString(IDS_ERRORPAGES_SUGGESTION_RELOAD));
suggest_reload->SetString(L"reloadUrl", failed_url);
error_strings->Set(L"suggestionsReload", suggest_reload);
}
if (options.suggestions & SUGGEST_HOSTNAME) {
// Only show the "Go to hostname" suggestion if the failed_url has a path.
const GURL& failed_url = error.GetFailedURL();
if (std::string() == failed_url.path()) {
DictionaryValue* suggest_home_page = new DictionaryValue;
suggest_home_page->SetString(L"suggestionsHomepageMsg",
l10n_util::GetString(IDS_ERRORPAGES_SUGGESTION_HOMEPAGE));
std::wstring homepage(ASCIIToWide(failed_url.GetWithEmptyPath().spec()));
// URLs are always LTR.
if (l10n_util::GetTextDirection() == l10n_util::RIGHT_TO_LEFT)
l10n_util::WrapStringWithLTRFormatting(&homepage);
suggest_home_page->SetString(L"homePage", homepage);
// TODO(tc): we actually want the unicode hostname
suggest_home_page->SetString(L"hostName",
ASCIIToWide(failed_url.host()));
error_strings->Set(L"suggestionsHomepage", suggest_home_page);
}
}
if (options.suggestions & SUGGEST_LEARNMORE) {
GURL learn_more_url;
switch (options.error_code) {
case net::ERR_TOO_MANY_REDIRECTS:
learn_more_url = GURL(kRedirectLoopLearnMoreUrl);
break;
default:
break;
}
if (learn_more_url.is_valid()) {
// Add the language parameter to the URL.
std::string query = learn_more_url.query() + "&hl=" +
WideToASCII(webkit_glue::GetWebKitLocale());
GURL::Replacements repl;
repl.SetQueryStr(query);
learn_more_url = learn_more_url.ReplaceComponents(repl);
DictionaryValue* suggest_learn_more = new DictionaryValue;
suggest_learn_more->SetString(L"msg",
l10n_util::GetString(IDS_ERRORPAGES_SUGGESTION_LEARNMORE));
suggest_learn_more->SetString(L"learnMoreUrl",
ASCIIToWide(learn_more_url.spec()));
error_strings->Set(L"suggestionsLearnMore", suggest_learn_more);
}
}
}
void GetFormRepostErrorValues(const GURL& display_url,
DictionaryValue* error_strings) {
std::wstring failed_url(ASCIIToWide(display_url.spec()));
// URLs are always LTR.
if (l10n_util::GetTextDirection() == l10n_util::RIGHT_TO_LEFT)
l10n_util::WrapStringWithLTRFormatting(&failed_url);
error_strings->SetString(
L"title", l10n_util::GetStringF(IDS_ERRORPAGES_TITLE_NOT_AVAILABLE,
failed_url.c_str()));
error_strings->SetString(L"heading",
l10n_util::GetString(IDS_HTTP_POST_WARNING_TITLE));
error_strings->SetString(L"suggestionsHeading", L"");
DictionaryValue* summary = new DictionaryValue;
summary->SetString(L"msg",
l10n_util::GetString(IDS_ERRORPAGES_HTTP_POST_WARNING));
error_strings->Set(L"summary", summary);
}
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