/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

/**
 * nsIClassifiedChannel
 *
 * A channel may optionally implement this interface if it carries classified
 * result information of channel classifier. The information contains, for
 * example, the name of matched table and the name of matched provider.
 */
[builtinclass, scriptable, uuid(70cf6091-a1de-4aa8-8224-058f8964be31)]
interface nsIClassifiedChannel : nsISupports
{
  /**
   * Sets matched info of the classified channel.
   *
   * @param aList
   *        Name of the Safe Browsing list that matched (e.g. goog-phish-shavar).
   * @param aProvider
   *        Name of the Safe Browsing provider that matched (e.g. google)
   * @param aFullHash
   *        Full hash of URL that matched Safe Browsing list.
   */
  void setMatchedInfo(in ACString aList,
                      in ACString aProvider,
                      in ACString aFullHash);

  /**
   * Name of the list that matched
   */
  readonly attribute ACString matchedList;

  /**
   * Name of provider that matched
   */
  readonly attribute ACString matchedProvider;

  /**
   * Full hash of URL that matched
   */
  readonly attribute ACString matchedFullHash;

  /**
   * Sets matched tracking info of the classified channel.
   *
   * @param aLists
   *        Name of the Tracking Protection list that matched (e.g. content-track-digest256).
   * @param aFullHash
   *        Full hash of URLs that matched Tracking Protection list.
   */
  void setMatchedTrackingInfo(in Array<ACString> aLists,
                              in Array<ACString> aFullHashes);

  /**
   * Name of the lists that matched
   */
  readonly attribute Array<ACString> matchedTrackingLists;

  /**
   * Full hash of URLs that matched
   */
  readonly attribute Array<ACString> matchedTrackingFullHashes;

  /**
   * Returns the classification flags if the channel has been processed by
   * URL-Classifier features and is considered first-party.
   */
  [infallible] readonly attribute unsigned long firstPartyClassificationFlags;

  /**
   * Returns the classification flags if the channel has been processed by
   * URL-Classifier features and is considered third-party with the top
   * window URI.
   */
  [infallible] readonly attribute unsigned long thirdPartyClassificationFlags;

  /*
    * Returns the classification flags if the channel has been processed by
    * URL-Classifier features. This value is equal to
    * "firstPartyClassificationFlags || thirdPartyClassificationFlags".
    *
    * Note that top-level channels could be classified as well.
    * In order to identify third-party resources specifically, use
    * classificationThirdPartyFlags;
    */
  [infallible] readonly attribute unsigned long classificationFlags;

  cenum ClassificationFlags : 32 {
    /**
     * The resource is on the fingerprinting list.
     */
    CLASSIFIED_FINGERPRINTING = 0x0001,
    CLASSIFIED_FINGERPRINTING_CONTENT = 0x0080,

    /**
     * The resource is on the cryptomining list.
     */
    CLASSIFIED_CRYPTOMINING = 0x0002,
    CLASSIFIED_CRYPTOMINING_CONTENT = 0x0100,

    /**
     * The following are about tracking annotation and are available only
     * if the privacy.trackingprotection.annotate_channels pref.
     * CLASSIFIED_TRACKING is set if we are not able to identify the
     * type of classification.
     */
    CLASSIFIED_TRACKING = 0x0004,
    CLASSIFIED_TRACKING_AD = 0x0008,
    CLASSIFIED_TRACKING_ANALYTICS = 0x0010,
    CLASSIFIED_TRACKING_SOCIAL = 0x0020,
    CLASSIFIED_TRACKING_CONTENT = 0x0040,

    /**
     * The following are about social tracking.
     */
    CLASSIFIED_SOCIALTRACKING = 0x0200,
    CLASSIFIED_SOCIALTRACKING_FACEBOOK = 0x0400,
    CLASSIFIED_SOCIALTRACKING_LINKEDIN = 0x0800,
    CLASSIFIED_SOCIALTRACKING_TWITTER = 0x1000,

    /**
     * This is exposed to help to identify tracking classification using the
     * basic lists.
     */
    CLASSIFIED_ANY_BASIC_TRACKING = CLASSIFIED_TRACKING |
      CLASSIFIED_TRACKING_AD | CLASSIFIED_TRACKING_ANALYTICS |
      CLASSIFIED_TRACKING_SOCIAL | CLASSIFIED_FINGERPRINTING,

    /**
     * This is exposed to help to identify tracking classification using the
     * strict lists.
     */
    CLASSIFIED_ANY_STRICT_TRACKING = CLASSIFIED_ANY_BASIC_TRACKING |
      CLASSIFIED_TRACKING_CONTENT | CLASSIFIED_FINGERPRINTING_CONTENT,

    /**
     * This is exposed to help to identify social tracking classification
     * flags.
     */
    CLASSIFIED_ANY_SOCIAL_TRACKING = CLASSIFIED_SOCIALTRACKING |
      CLASSIFIED_SOCIALTRACKING_FACEBOOK |
      CLASSIFIED_SOCIALTRACKING_LINKEDIN | CLASSIFIED_SOCIALTRACKING_TWITTER,
  };

  /**
   * Returns true  if the channel has been processed by URL-Classifier features
   * and is considered third-party with the top window URI, and if it has loaded
   * a resource that is classified as a tracker.
   *
   * This is a helper attribute which returns the same value of
   * (thirdPartyClassificationFlags & CLASSIFIED_ANY_BASIC_TRACKING) or
   * (thirdPartyClassificationFlags & CLASSIFIED_ANY_STRICT_TRACKING) or
   * (thirdPartyClassificationFlags & CLASSIFIED_ANY_SOCIAL_TRACKING)
   */
  boolean isThirdPartyTrackingResource();

%{ C++
  inline bool IsThirdPartyTrackingResource()
  {
    bool value = false;
    if (NS_SUCCEEDED(IsThirdPartyTrackingResource(&value)) && value) {
      return true;
    }
    return false;
  }
%}

  /**
   * Returns true if the channel has loaded a 3rd party resource that is
   * classified as a social tracker.
   *
   * This is a helper attribute which returns the same value of
   * (classificationFlags & CLASSIFIED_ANY_SOCIAL_TRACKING)
   *
   * Note that top-level channels could be marked as tracking
   * resources. In order to identify third-party social tracking resources
   * specifically, check the flags manually or add a new helper here.
   */
  boolean isThirdPartySocialTrackingResource();

%{ C++
  inline bool IsThirdPartySocialTrackingResource()
  {
    bool value = false;
    if (NS_SUCCEEDED(IsThirdPartySocialTrackingResource(&value)) && value) {
      return true;
    }
    return false;
  }
%}
};