cef/include/capi/cef_cookie_capi.h

// Copyright (c) 2018 Marshall A. Greenblatt. All rights reserved.
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#ifndef CEF_INCLUDE_CAPI_CEF_COOKIE_CAPI_H_
#define CEF_INCLUDE_CAPI_CEF_COOKIE_CAPI_H_
#pragma once

#include "include/capi/cef_base_capi.h"
#include "include/capi/cef_callback_capi.h"

#ifdef __cplusplus
extern "C" {
#endif

struct _cef_cookie_visitor_t;
struct _cef_delete_cookies_callback_t;
struct _cef_set_cookie_callback_t;

///
// Structure used for managing cookies. The functions of this structure may be
// called on any thread unless otherwise indicated.
///
typedef struct _cef_cookie_manager_t {
  ///
  // Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  // Set the schemes supported by this manager. The default schemes ("http",
  // "https", "ws" and "wss") will always be supported. If |callback| is non-
  // NULL it will be executed asnychronously on the IO thread after the change
  // has been applied. Must be called before any cookies are accessed.
  ///
  void(CEF_CALLBACK* set_supported_schemes)(
      struct _cef_cookie_manager_t* self,
      cef_string_list_t schemes,
      struct _cef_completion_callback_t* callback);

  ///
  // Visit all cookies on the IO thread. The returned cookies are ordered by
  // longest path, then by earliest creation date. Returns false (0) if cookies
  // cannot be accessed.
  ///
  int(CEF_CALLBACK* visit_all_cookies)(struct _cef_cookie_manager_t* self,
                                       struct _cef_cookie_visitor_t* visitor);

  ///
  // Visit a subset of cookies on the IO thread. The results are filtered by the
  // given url scheme, host, domain and path. If |includeHttpOnly| is true (1)
  // HTTP-only cookies will also be included in the results. The returned
  // cookies are ordered by longest path, then by earliest creation date.
  // Returns false (0) if cookies cannot be accessed.
  ///
  int(CEF_CALLBACK* visit_url_cookies)(struct _cef_cookie_manager_t* self,
                                       const cef_string_t* url,
                                       int includeHttpOnly,
                                       struct _cef_cookie_visitor_t* visitor);

  ///
  // Sets a cookie given a valid URL and explicit user-provided cookie
  // attributes. This function expects each attribute to be well-formed. It will
  // check for disallowed characters (e.g. the ';' character is disallowed
  // within the cookie value attribute) and fail without setting the cookie if
  // such characters are found. If |callback| is non-NULL it will be executed
  // asnychronously on the IO thread after the cookie has been set. Returns
  // false (0) if an invalid URL is specified or if cookies cannot be accessed.
  ///
  int(CEF_CALLBACK* set_cookie)(struct _cef_cookie_manager_t* self,
                                const cef_string_t* url,
                                const struct _cef_cookie_t* cookie,
                                struct _cef_set_cookie_callback_t* callback);

  ///
  // Delete all cookies that match the specified parameters. If both |url| and
  // |cookie_name| values are specified all host and domain cookies matching
  // both will be deleted. If only |url| is specified all host cookies (but not
  // domain cookies) irrespective of path will be deleted. If |url| is NULL all
  // cookies for all hosts and domains will be deleted. If |callback| is non-
  // NULL it will be executed asnychronously on the IO thread after the cookies
  // have been deleted. Returns false (0) if a non-NULL invalid URL is specified
  // or if cookies cannot be accessed. Cookies can alternately be deleted using
  // the Visit*Cookies() functions.
  ///
  int(CEF_CALLBACK* delete_cookies)(
      struct _cef_cookie_manager_t* self,
      const cef_string_t* url,
      const cef_string_t* cookie_name,
      struct _cef_delete_cookies_callback_t* callback);

  ///
  // Sets the directory path that will be used for storing cookie data. If
  // |path| is NULL data will be stored in memory only. Otherwise, data will be
  // stored at the specified |path|. To persist session cookies (cookies without
  // an expiry date or validity interval) set |persist_session_cookies| to true
  // (1). Session cookies are generally intended to be transient and most Web
  // browsers do not persist them. If |callback| is non-NULL it will be executed
  // asnychronously on the IO thread after the manager's storage has been
  // initialized. Returns false (0) if cookies cannot be accessed.
  ///
  int(CEF_CALLBACK* set_storage_path)(
      struct _cef_cookie_manager_t* self,
      const cef_string_t* path,
      int persist_session_cookies,
      struct _cef_completion_callback_t* callback);

  ///
  // Flush the backing store (if any) to disk. If |callback| is non-NULL it will
  // be executed asnychronously on the IO thread after the flush is complete.
  // Returns false (0) if cookies cannot be accessed.
  ///
  int(CEF_CALLBACK* flush_store)(struct _cef_cookie_manager_t* self,
                                 struct _cef_completion_callback_t* callback);
} cef_cookie_manager_t;

///
// Returns the global cookie manager. By default data will be stored at
// CefSettings.cache_path if specified or in memory otherwise. If |callback| is
// non-NULL it will be executed asnychronously on the IO thread after the
// manager's storage has been initialized. Using this function is equivalent to
// calling cef_request_tContext::cef_request_context_get_global_context()->get_d
// efault_cookie_manager().
///
CEF_EXPORT cef_cookie_manager_t* cef_cookie_manager_get_global_manager(
    struct _cef_completion_callback_t* callback);

///
// Returns a cookie manager that neither stores nor retrieves cookies. All usage
// of cookies will be blocked including cookies accessed via the network
// (request/response headers), via JavaScript (document.cookie), and via
// cef_cookie_manager_t functions. No cookies will be displayed in DevTools. If
// you wish to only block cookies sent via the network use the
// cef_request_tHandler CanGetCookies and CanSetCookie functions instead.
///
CEF_EXPORT cef_cookie_manager_t* cef_cookie_manager_get_blocking_manager();

///
// Creates a new cookie manager. If |path| is NULL data will be stored in memory
// only. Otherwise, data will be stored at the specified |path|. To persist
// session cookies (cookies without an expiry date or validity interval) set
// |persist_session_cookies| to true (1). Session cookies are generally intended
// to be transient and most Web browsers do not persist them. If |callback| is
// non-NULL it will be executed asnychronously on the IO thread after the
// manager's storage has been initialized.
///
CEF_EXPORT cef_cookie_manager_t* cef_cookie_manager_create_manager(
    const cef_string_t* path,
    int persist_session_cookies,
    struct _cef_completion_callback_t* callback);

///
// Structure to implement for visiting cookie values. The functions of this
// structure will always be called on the IO thread.
///
typedef struct _cef_cookie_visitor_t {
  ///
  // Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  // Method that will be called once for each cookie. |count| is the 0-based
  // index for the current cookie. |total| is the total number of cookies. Set
  // |deleteCookie| to true (1) to delete the cookie currently being visited.
  // Return false (0) to stop visiting cookies. This function may never be
  // called if no cookies are found.
  ///
  int(CEF_CALLBACK* visit)(struct _cef_cookie_visitor_t* self,
                           const struct _cef_cookie_t* cookie,
                           int count,
                           int total,
                           int* deleteCookie);
} cef_cookie_visitor_t;

///
// Structure to implement to be notified of asynchronous completion via
// cef_cookie_manager_t::set_cookie().
///
typedef struct _cef_set_cookie_callback_t {
  ///
  // Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  // Method that will be called upon completion. |success| will be true (1) if
  // the cookie was set successfully.
  ///
  void(CEF_CALLBACK* on_complete)(struct _cef_set_cookie_callback_t* self,
                                  int success);
} cef_set_cookie_callback_t;

///
// Structure to implement to be notified of asynchronous completion via
// cef_cookie_manager_t::delete_cookies().
///
typedef struct _cef_delete_cookies_callback_t {
  ///
  // Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  // Method that will be called upon completion. |num_deleted| will be the
  // number of cookies that were deleted or -1 if unknown.
  ///
  void(CEF_CALLBACK* on_complete)(struct _cef_delete_cookies_callback_t* self,
                                  int num_deleted);
} cef_delete_cookies_callback_t;

#ifdef __cplusplus
}
#endif

#endif  // CEF_INCLUDE_CAPI_CEF_COOKIE_CAPI_H_