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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_ERROR_PAGE_COMMON_ERROR_H_
#define COMPONENTS_ERROR_PAGE_COMMON_ERROR_H_
#include <string>
#include "net/dns/public/resolve_error_info.h"
#include "url/gurl.h"
namespace error_page {
enum LinkPreviewErrorCode {
// Non HTTPS URL is not allowed to preview.
kNonHttpsForbidden,
};
// Represents an error info necessary to show an error page.
// This class is a copiable value class.
class Error {
public:
// For network errors
static const char kNetErrorDomain[];
// For http errors.
static const char kHttpErrorDomain[];
// For DNS probe errors.
static const char kDnsProbeErrorDomain[];
// For Link Preview errors.
static const char kLinkPreviewErrorDomain[];
// Returns a kNetErrorDomain error.
static Error NetError(const GURL& url,
int reason,
int extended_reason,
net::ResolveErrorInfo resolve_error_info,
bool stale_copy_in_cache);
// Returns a kHttpErrorDomain error.
static Error HttpError(const GURL& url, int status);
// Returns a kDnsProbeErrorDomain error.
static Error DnsProbeError(const GURL& url,
int status,
bool stale_copy_in_cache);
// Returns a kLinkPreviewErrorDomain error.
static Error LinkPreviewError(const GURL& url,
LinkPreviewErrorCode error_code);
~Error();
Error(const Error&);
Error& operator=(const Error&);
// Returns the url that failed to load.
const GURL& url() const { return url_; }
// Returns the domain of this error.
const std::string& domain() const { return domain_; }
// Returns a numeric error code. The meaning of this code depends on the
// domain string.
int reason() const { return reason_; }
// Returns a numeric error code containing additional information about the
// error. Note that the extended reason is only relevant when `reason()` is
// `kNetErrorDomain`.
int extended_reason() const { return extended_reason_; }
// Returns error details of the host resolution.
const net::ResolveErrorInfo& resolve_error_info() const {
return resolve_error_info_;
}
// Returns true if chrome has a stale cache entry for the url.
bool stale_copy_in_cache() const { return stale_copy_in_cache_; }
private:
Error(const GURL& url,
const std::string& domain,
int reason,
int extended_reason,
net::ResolveErrorInfo resolve_error_info,
bool stale_copy_in_cache);
GURL url_;
std::string domain_;
int reason_;
int extended_reason_;
net::ResolveErrorInfo resolve_error_info_;
bool stale_copy_in_cache_;
};
} // namespace error_page
#endif // COMPONENTS_ERROR_PAGE_COMMON_ERROR_H_
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