chrome/browser/content_settings/content_settings_utils.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_UTILS_H_
   6 #define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_UTILS_H_
   7
   8 #include <string>
   9 #include <utility>
  10
  11 #include "chrome/common/content_settings.h"
  12 #include "chrome/common/content_settings_pattern.h"
  13 #include "chrome/common/content_settings_types.h"
  14
  15 namespace base {
  16 class Value;
  17 }
  18
  19 class GURL;
  20 class HostContentSettingsMap;
  21
  22 namespace content_settings {
  23
  24 class ProviderInterface;
  25 class RuleIterator;
  26
  27 typedef std::pair<ContentSettingsPattern, ContentSettingsPattern> PatternPair;
  28
  29 std::string GetTypeName(ContentSettingsType type);
  30
  31 // Converts |Value| to |ContentSetting|.
  32 ContentSetting ValueToContentSetting(const base::Value* value);
  33
  34 // Converts a |Value| to a |ContentSetting|. Returns true if |value| encodes
  35 // a valid content setting, false otherwise. Note that |CONTENT_SETTING_DEFAULT|
  36 // is encoded as a NULL value, so it is not allowed as an integer value.
  37 bool ParseContentSettingValue(const base::Value* value,
  38                               ContentSetting* setting);
  39
  40 PatternPair ParsePatternString(const std::string& pattern_str);
  41
  42 std::string CreatePatternString(
  43     const ContentSettingsPattern& item_pattern,
  44     const ContentSettingsPattern& top_level_frame_pattern);
  45
  46 // Caller takes the ownership of the returned |base::Value*|.
  47 base::Value* GetContentSettingValueAndPatterns(
  48     RuleIterator* rule_iterator,
  49     const GURL& primary_url,
  50     const GURL& secondary_url,
  51     ContentSettingsPattern* primary_pattern,
  52     ContentSettingsPattern* secondary_pattern);
  53
  54 base::Value* GetContentSettingValueAndPatterns(
  55     const ProviderInterface* provider,
  56     const GURL& primary_url,
  57     const GURL& secondary_url,
  58     ContentSettingsType content_type,
  59     const std::string& resource_identifier,
  60     bool include_incognito,
  61     ContentSettingsPattern* primary_pattern,
  62     ContentSettingsPattern* secondary_pattern);
  63
  64 base::Value* GetContentSettingValue(
  65     const ProviderInterface* provider,
  66     const GURL& primary_url,
  67     const GURL& secondary_url,
  68     ContentSettingsType content_type,
  69     const std::string& resource_identifier,
  70     bool include_incognito);
  71
  72 ContentSetting GetContentSetting(
  73     const ProviderInterface* provider,
  74     const GURL& primary_url,
  75     const GURL& secondary_url,
  76     ContentSettingsType content_type,
  77     const std::string& resource_identifier,
  78     bool include_incognito);
  79
  80 // Populates |rules| with content setting rules for content types that are
  81 // handled by the renderer.
  82 void GetRendererContentSettingRules(const HostContentSettingsMap* map,
  83                                     RendererContentSettingRules* rules);
  84
  85 }  // namespace content_settings
  86
  87 #endif  // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_UTILS_H_