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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.
#ifndef CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_UTILS_H_
#define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_UTILS_H_
#include <string>
#include <utility>
#include "chrome/common/content_settings.h"
#include "chrome/common/content_settings_pattern.h"
#include "chrome/common/content_settings_types.h"
namespace base {
class Value;
}
class GURL;
class HostContentSettingsMap;
namespace content_settings {
class ProviderInterface;
class RuleIterator;
typedef std::pair<ContentSettingsPattern, ContentSettingsPattern> PatternPair;
std::string GetTypeName(ContentSettingsType type);
// Returns true if the |content_type| supports a resource identifier.
// Resource identifiers are supported (but not required) for plug-ins.
bool SupportsResourceIdentifier(ContentSettingsType content_type);
// Maps CONTENT_SETTING_ASK for the CONTENT_SETTINGS_TYPE_PLUGINS to
// CONTENT_SETTING_BLOCK if click-to-play is not enabled.
ContentSetting ClickToPlayFixup(ContentSettingsType content_type,
ContentSetting setting);
// Converts |Value| to |ContentSetting|.
ContentSetting ValueToContentSetting(const base::Value* value);
// Converts a |Value| to a |ContentSetting|. Returns true if |value| encodes
// a valid content setting, false otherwise. Note that |CONTENT_SETTING_DEFAULT|
// is encoded as a NULL value, so it is not allowed as an integer value.
bool ParseContentSettingValue(const base::Value* value,
ContentSetting* setting);
PatternPair ParsePatternString(const std::string& pattern_str);
std::string CreatePatternString(
const ContentSettingsPattern& item_pattern,
const ContentSettingsPattern& top_level_frame_pattern);
// Caller takes the ownership of the returned |base::Value*|.
base::Value* GetContentSettingValueAndPatterns(
RuleIterator* rule_iterator,
const GURL& primary_url,
const GURL& secondary_url,
ContentSettingsPattern* primary_pattern,
ContentSettingsPattern* secondary_pattern);
base::Value* GetContentSettingValueAndPatterns(
const ProviderInterface* provider,
const GURL& primary_url,
const GURL& secondary_url,
ContentSettingsType content_type,
const std::string& resource_identifier,
bool include_incognito,
ContentSettingsPattern* primary_pattern,
ContentSettingsPattern* secondary_pattern);
base::Value* GetContentSettingValue(
const ProviderInterface* provider,
const GURL& primary_url,
const GURL& secondary_url,
ContentSettingsType content_type,
const std::string& resource_identifier,
bool include_incognito);
ContentSetting GetContentSetting(
const ProviderInterface* provider,
const GURL& primary_url,
const GURL& secondary_url,
ContentSettingsType content_type,
const std::string& resource_identifier,
bool include_incognito);
// Populates |rules| with content setting rules for content types that are
// handled by the renderer.
void GetRendererContentSettingRules(const HostContentSettingsMap* map,
RendererContentSettingRules* rules);
} // namespace content_settings
#endif // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_UTILS_H_
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