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243 lines
9.6 KiB
Plaintext
243 lines
9.6 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* This file contains an interface to the Permission Manager,
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* used to persistenly store permissions for different object types (cookies,
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* images etc) on a site-by-site basis.
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*
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* This service broadcasts the following notification when the permission list
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* is changed:
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*
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* topic : "perm-changed" (PERM_CHANGE_NOTIFICATION)
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* broadcast whenever the permission list changes in some way. there
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* are four possible data strings for this notification; one
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* notification will be broadcast for each change, and will involve
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* a single permission.
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* subject: an nsIPermission interface pointer representing the permission object
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* that changed.
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* data : "deleted"
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* a permission was deleted. the subject is the deleted permission.
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* "added"
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* a permission was added. the subject is the added permission.
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* "changed"
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* a permission was changed. the subject is the new permission.
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* "cleared"
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* the entire permission list was cleared. the subject is null.
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*/
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#include "nsISupports.idl"
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interface nsIPrincipal;
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interface nsIPermission;
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[scriptable, builtinclass, uuid(4dcb3851-eba2-4e42-b236-82d2596fca22)]
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interface nsIPermissionManager : nsISupports
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{
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/**
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* Predefined return values for the testPermission method and for
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* the permission param of the add method
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* NOTE: UNKNOWN_ACTION (0) is reserved to represent the
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* default permission when no entry is found for a host, and
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* should not be used by consumers to indicate otherwise.
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*/
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const uint32_t UNKNOWN_ACTION = 0;
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const uint32_t ALLOW_ACTION = 1;
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const uint32_t DENY_ACTION = 2;
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const uint32_t PROMPT_ACTION = 3;
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/**
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* Predefined expiration types for permissions. Permissions can be permanent
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* (never expire), expire at the end of the session, or expire at a specified
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* time. Permissions that expire at the end of a session may also have a
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* specified expiration time.
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*
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* EXPIRE_POLICY is a special expiration status. It is set when the permission
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* is set by reading an enterprise policy. These permissions cannot be overridden.
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*/
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const uint32_t EXPIRE_NEVER = 0;
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const uint32_t EXPIRE_SESSION = 1;
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const uint32_t EXPIRE_TIME = 2;
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const uint32_t EXPIRE_POLICY = 3;
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/**
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* Get all custom permissions for a given nsIPrincipal. This will return an
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* enumerator of all permissions which are not set to default and which
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* belong to the matching principal of the given nsIPrincipal.
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*
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* @param principal the URI to get all permissions for
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*/
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Array<nsIPermission> getAllForPrincipal(in nsIPrincipal principal);
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/**
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* Get all custom permissions of a specific type, specified with a prefix
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* string. This will return an array of all permissions which are not set to
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* default. Also the passed type argument is either equal to or a prefix of
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* the type of the returned permissions.
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*
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* @param prefix the type prefix string
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*/
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Array<nsIPermission> getAllWithTypePrefix(in ACString prefix);
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/**
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* Get all custom permissions whose type exactly match one of the types defined
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* in the passed array argument.
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* This will return an array of all permissions which are not set to default.
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*
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* @param types an array of case-sensitive ASCII strings, identifying the
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* permissions to be matched.
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*/
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Array<nsIPermission> getAllByTypes(in Array<ACString> types);
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/**
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* Get all custom permissions of a specific type and that were modified after
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* the specified date. This will return an array of all permissions which are
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* not set to default.
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*
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* @param type a case-sensitive ASCII string, identifying the permission.
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* @param since a unix timestamp representing the number of milliseconds from
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* Jan 1, 1970 00:00:00 UTC.
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*/
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Array<nsIPermission> getAllByTypeSince(in ACString type, in int64_t since);
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/**
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* Add permission information for a given principal.
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* It is internally calling the other add() method using the nsIURI from the
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* principal.
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* Passing a system principal will be a no-op because they will always be
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* granted permissions.
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*/
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void addFromPrincipal(in nsIPrincipal principal, in ACString type,
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in uint32_t permission,
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[optional] in uint32_t expireType,
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[optional] in int64_t expireTime);
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/**
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* Add permanent permission information for a given principal in private
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* browsing.
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*
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* Normally permissions in private browsing are cleared at the end of the
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* session, this method allows you to override this behavior and set
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* permanent permissions.
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*
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* WARNING: setting permanent permissions _will_ leak data in private
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* browsing. Only use if you understand the consequences and trade-offs. If
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* you are unsure, |addFromPrincipal| is very likely what you want to use
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* instead.
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*/
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void addFromPrincipalAndPersistInPrivateBrowsing(in nsIPrincipal principal,
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in ACString type,
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in uint32_t permission);
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/**
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* Remove permission information for a given principal.
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* This is internally calling remove() with the host from the principal's URI.
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* Passing system principal will be a no-op because we never add them to the
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* database.
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*/
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void removeFromPrincipal(in nsIPrincipal principal, in ACString type);
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/**
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* Remove the given permission from the permission manager.
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*
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* @param perm a permission obtained from the permission manager.
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*/
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void removePermission(in nsIPermission perm);
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/**
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* Clear permission information for all websites.
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*/
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void removeAll();
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/**
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* Clear all permission information added since the specified time.
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*/
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void removeAllSince(in int64_t since);
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/**
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* Clear all permissions of the passed type.
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*/
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void removeByType(in ACString type);
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/**
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* Clear all permissions of the passed type added since the specified time.
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* @param type a case-sensitive ASCII string, identifying the permission.
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* @param since a unix timestamp representing the number of milliseconds from
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* Jan 1, 1970 00:00:00 UTC.
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*/
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void removeByTypeSince(in ACString type, in int64_t since);
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/**
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* Test whether the principal has the permission to perform a given action.
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* System principals will always have permissions granted.
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* This function will perform a pref lookup to permissions.default.<type>
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* if the specific permission type is part of the whitelist for that functionality.
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*/
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uint32_t testPermissionFromPrincipal(in nsIPrincipal principal,
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in ACString type);
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/**
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* Test whether the principal has the permission to perform a given action.
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* This requires an exact hostname match. Subdomain principals do not match
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* permissions of base domains.
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* System principals will always have permissions granted.
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* This function will perform a pref lookup to permissions.default.<type>
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* if the specific permission type is part of the whitelist for that functionality.
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*/
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uint32_t testExactPermissionFromPrincipal(in nsIPrincipal principal,
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in ACString type);
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/**
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* Test whether a website has permission to perform the given action
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* ignoring active sessions.
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* System principals will always have permissions granted.
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* This function will perform a pref lookup to permissions.default.<type>
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* if the specific permission type is part of the whitelist for that functionality.
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*
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* @param principal the principal
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* @param type a case-sensitive ASCII string, identifying the consumer
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* @param return see add(), param permission. returns UNKNOWN_ACTION when
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* there is no stored permission for this uri and / or type.
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*/
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uint32_t testExactPermanentPermission(in nsIPrincipal principal,
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in ACString type);
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/**
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* Get the permission object associated with the given principal and action.
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* @param principal The principal
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* @param type A case-sensitive ASCII string identifying the consumer
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* @param exactHost If true, only the specific host will be matched.
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* If false, base domains of the principal will also
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* be searched.
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* @returns The matching permission object, or null if no matching object
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* was found. No matching object is equivalent to UNKNOWN_ACTION.
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* @note Clients in general should prefer the test* methods unless they
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* need to know the specific stored details.
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* @note This method will always return null for the system principal.
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*/
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nsIPermission getPermissionObject(in nsIPrincipal principal,
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in ACString type,
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in boolean exactHost);
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/**
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* Returns all stored permissions.
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* @return an array of nsIPermission objects
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*/
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readonly attribute Array<nsIPermission> all;
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/**
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* Remove all permissions that will match the origin pattern.
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*/
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void removePermissionsWithAttributes(in AString patternAsJSON);
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};
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%{ C++
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#define NS_PERMISSIONMANAGER_CONTRACTID "@mozilla.org/permissionmanager;1"
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#define PERM_CHANGE_NOTIFICATION "perm-changed"
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%}
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