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// Copyright 2013 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.
#ifndef EXTENSIONS_BROWSER_EXTENSION_ERROR_H_
#define EXTENSIONS_BROWSER_EXTENSION_ERROR_H_
#include <string>
#include <vector>
#include "base/compiler_specific.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/strings/string16.h"
#include "extensions/common/stack_frame.h"
#include "url/gurl.h"
namespace base {
class DictionaryValue;
}
namespace extensions {
class ExtensionError {
public:
enum Type {
MANIFEST_ERROR,
RUNTIME_ERROR
};
virtual ~ExtensionError();
// Serializes the ExtensionError into JSON format.
virtual scoped_ptr<base::DictionaryValue> ToValue() const;
virtual std::string PrintForTest() const;
// Return true if this error and |rhs| are considered equal, and should be
// grouped together.
bool IsEqual(const ExtensionError* rhs) const;
Type type() const { return type_; }
const std::string& extension_id() const { return extension_id_; }
bool from_incognito() const { return from_incognito_; }
logging::LogSeverity level() const { return level_; }
const base::string16& source() const { return source_; }
const base::string16& message() const { return message_; }
size_t occurrences() const { return occurrences_; }
void set_occurrences(size_t occurrences) { occurrences_ = occurrences; }
// Keys used for retrieving JSON values.
static const char kExtensionIdKey[];
static const char kFromIncognitoKey[];
static const char kLevelKey[];
static const char kMessageKey[];
static const char kSourceKey[];
static const char kTypeKey[];
protected:
ExtensionError(Type type,
const std::string& extension_id,
bool from_incognito,
logging::LogSeverity level,
const base::string16& source,
const base::string16& message);
virtual bool IsEqualImpl(const ExtensionError* rhs) const = 0;
// Which type of error this is.
Type type_;
// The ID of the extension which caused the error.
std::string extension_id_;
// Whether or not the error was caused while incognito.
bool from_incognito_;
// The severity level of the error.
logging::LogSeverity level_;
// The source for the error; this can be a script, web page, or manifest file.
// This is stored as a string (rather than a url) since it can be a Chrome
// script file (e.g., event_bindings.js).
base::string16 source_;
// The error message itself.
base::string16 message_;
// The number of times this error has occurred.
size_t occurrences_;
DISALLOW_COPY_AND_ASSIGN(ExtensionError);
};
class ManifestError : public ExtensionError {
public:
ManifestError(const std::string& extension_id,
const base::string16& message,
const base::string16& manifest_key,
const base::string16& manifest_specific);
virtual ~ManifestError();
virtual scoped_ptr<base::DictionaryValue> ToValue() const OVERRIDE;
virtual std::string PrintForTest() const OVERRIDE;
const base::string16& manifest_key() const { return manifest_key_; }
const base::string16& manifest_specific() const { return manifest_specific_; }
// Keys used for retrieving JSON values.
static const char kManifestKeyKey[];
static const char kManifestSpecificKey[];
private:
virtual bool IsEqualImpl(const ExtensionError* rhs) const OVERRIDE;
// If present, this indicates the feature in the manifest which caused the
// error.
base::string16 manifest_key_;
// If present, this is a more-specific location of the error - for instance,
// a specific permission which is incorrect, rather than simply "permissions".
base::string16 manifest_specific_;
DISALLOW_COPY_AND_ASSIGN(ManifestError);
};
class RuntimeError : public ExtensionError {
public:
RuntimeError(const std::string& extension_id, // optional, sometimes unknown.
bool from_incognito,
const base::string16& source,
const base::string16& message,
const StackTrace& stack_trace,
const GURL& context_url,
logging::LogSeverity level,
int render_view_id,
int render_process_id);
virtual ~RuntimeError();
virtual scoped_ptr<base::DictionaryValue> ToValue() const OVERRIDE;
virtual std::string PrintForTest() const OVERRIDE;
const GURL& context_url() const { return context_url_; }
const StackTrace& stack_trace() const { return stack_trace_; }
int render_view_id() const { return render_view_id_; }
int render_process_id() const { return render_process_id_; }
// Keys used for retrieving JSON values.
static const char kColumnNumberKey[];
static const char kContextUrlKey[];
static const char kFunctionNameKey[];
static const char kLineNumberKey[];
static const char kStackTraceKey[];
static const char kUrlKey[];
static const char kRenderProcessIdKey[];
static const char kRenderViewIdKey[];
private:
virtual bool IsEqualImpl(const ExtensionError* rhs) const OVERRIDE;
// Since we piggy-back onto other error reporting systems (like V8 and
// WebKit), the reported information may need to be cleaned up in order to be
// in a consistent format.
void CleanUpInit();
GURL context_url_;
StackTrace stack_trace_;
// Keep track of the render process which caused the error in order to
// inspect the view later, if possible.
int render_view_id_;
int render_process_id_;
DISALLOW_COPY_AND_ASSIGN(RuntimeError);
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_EXTENSION_ERROR_H_
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