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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
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/*
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* GData Client
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* Copyright (C) Philip Withnall 2008, 2009, 2010, 2014 <philip@tecnocode.co.uk>
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*
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* GData Client is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* GData Client is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with GData Client. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GDATA_SERVICE_H
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#define GDATA_SERVICE_H
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#include <glib.h>
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#include <glib-object.h>
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#include <libsoup/soup.h>
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#include <gdata/gdata-authorizer.h>
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#include <gdata/gdata-feed.h>
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#include <gdata/gdata-query.h>
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G_BEGIN_DECLS
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/**
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* GDataOperationType:
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* @GDATA_OPERATION_QUERY: a query
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* @GDATA_OPERATION_INSERTION: an insertion of a #GDataEntry
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* @GDATA_OPERATION_UPDATE: an update of a #GDataEntry
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* @GDATA_OPERATION_DELETION: a deletion of a #GDataEntry
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* @GDATA_OPERATION_DOWNLOAD: a download of a file
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* @GDATA_OPERATION_UPLOAD: an upload of a file
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* @GDATA_OPERATION_AUTHENTICATION: authentication with the service
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* @GDATA_OPERATION_BATCH: a batch operation with #GDataBatchOperation
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*
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* Representations of the different operations performed by the library.
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*
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* Since: 0.6.0
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*/
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typedef enum {
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GDATA_OPERATION_QUERY = 1,
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GDATA_OPERATION_INSERTION,
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GDATA_OPERATION_UPDATE,
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GDATA_OPERATION_DELETION,
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GDATA_OPERATION_DOWNLOAD,
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GDATA_OPERATION_UPLOAD,
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GDATA_OPERATION_AUTHENTICATION,
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GDATA_OPERATION_BATCH
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} GDataOperationType;
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/**
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* GDataServiceError:
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* @GDATA_SERVICE_ERROR_UNAVAILABLE: The service is unavailable due to maintainence or other reasons (e.g. network errors at the server end)
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* @GDATA_SERVICE_ERROR_PROTOCOL_ERROR: The client or server unexpectedly strayed from the protocol (fatal error)
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* @GDATA_SERVICE_ERROR_ENTRY_ALREADY_INSERTED: An entry has already been inserted, and cannot be re-inserted
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* @GDATA_SERVICE_ERROR_AUTHENTICATION_REQUIRED: The user attempted to do something which required authentication, and they weren't authenticated or
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* didn't have authorization for the operation
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* @GDATA_SERVICE_ERROR_NOT_FOUND: A requested resource (feed or entry) was not found on the server
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* @GDATA_SERVICE_ERROR_CONFLICT: There was a conflict when updating an entry on the server; the server-side copy was modified inbetween downloading
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* and uploading the modified entry
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* @GDATA_SERVICE_ERROR_FORBIDDEN: Generic error for a forbidden action (not due to having insufficient permissions)
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* @GDATA_SERVICE_ERROR_BAD_QUERY_PARAMETER: A given query parameter was invalid for the query type
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* @GDATA_SERVICE_ERROR_NETWORK_ERROR: The service is unavailable due to local network errors (e.g. no Internet connection)
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* @GDATA_SERVICE_ERROR_PROXY_ERROR: The service is unavailable due to proxy network errors (e.g. proxy unreachable)
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* @GDATA_SERVICE_ERROR_WITH_BATCH_OPERATION: Generic error when running a batch operation and the whole operation fails
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* @GDATA_SERVICE_ERROR_API_QUOTA_EXCEEDED: The API request quota for this
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* developer account has been exceeded for the current time period (e.g. day).
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* Try again later. (Since: 0.16.0.)
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*
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* Error codes for #GDataService operations.
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*/
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typedef enum {
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GDATA_SERVICE_ERROR_UNAVAILABLE = 1,
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GDATA_SERVICE_ERROR_PROTOCOL_ERROR,
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GDATA_SERVICE_ERROR_ENTRY_ALREADY_INSERTED,
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GDATA_SERVICE_ERROR_AUTHENTICATION_REQUIRED,
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GDATA_SERVICE_ERROR_NOT_FOUND,
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GDATA_SERVICE_ERROR_CONFLICT,
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GDATA_SERVICE_ERROR_FORBIDDEN,
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GDATA_SERVICE_ERROR_BAD_QUERY_PARAMETER,
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GDATA_SERVICE_ERROR_NETWORK_ERROR,
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GDATA_SERVICE_ERROR_PROXY_ERROR,
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GDATA_SERVICE_ERROR_WITH_BATCH_OPERATION,
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GDATA_SERVICE_ERROR_API_QUOTA_EXCEEDED,
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} GDataServiceError;
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/**
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* GDataQueryProgressCallback:
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* @entry: a new #GDataEntry
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* @entry_key: the key of the entry (zero-based index of its position in the feed)
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* @entry_count: the total number of entries in the feed
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* @user_data: user data passed to the callback
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*
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* Callback function called for each #GDataEntry parsed in a #GDataFeed when loading the results of a query.
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*
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* It is called in the main thread, so there is no guarantee on the order in which the callbacks are executed,
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* or whether they will be called in a timely manner. It is, however, guaranteed that they will all be called before
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* the #GAsyncReadyCallback which signals the completion of the query is called.
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*/
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typedef void (*GDataQueryProgressCallback) (GDataEntry *entry, guint entry_key, guint entry_count, gpointer user_data);
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#define GDATA_TYPE_SERVICE (gdata_service_get_type ())
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#define GDATA_SERVICE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDATA_TYPE_SERVICE, GDataService))
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#define GDATA_SERVICE_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GDATA_TYPE_SERVICE, GDataServiceClass))
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#define GDATA_IS_SERVICE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDATA_TYPE_SERVICE))
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#define GDATA_IS_SERVICE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GDATA_TYPE_SERVICE))
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#define GDATA_SERVICE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDATA_TYPE_SERVICE, GDataServiceClass))
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#define GDATA_SERVICE_ERROR gdata_service_error_quark ()
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typedef struct _GDataServicePrivate GDataServicePrivate;
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/**
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* GDataService:
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*
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* All the fields in the #GDataService structure are private and should never be accessed directly.
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*/
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typedef struct {
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GObject parent;
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GDataServicePrivate *priv;
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} GDataService;
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/**
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* GDataServiceClass:
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* @parent: the parent class
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* @api_version: the version of the GData API used by the service (typically 2 )
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* @feed_type: the #GType of the feed class (subclass of #GDataFeed) to use for query results from this service
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* @append_query_headers: a function to allow subclasses to append their own headers to queries before they are submitted to the online service,
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* using the given authorization domain; new in version 0.9.0
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* @parse_error_response: a function to parse error responses to queries from the online service. It should set the error
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* from the status, reason phrase and response body it is passed.
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* @get_authorization_domains: a function to return a newly-allocated list of all the #GDataAuthorizationDomains the service makes use of;
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* while the list should be newly-allocated, the individual domains should not be; not implementing this function is equivalent to returning an
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* empty list; new in version 0.9.0
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* @parse_feed: a function to parse feed responses to queries from the online
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* service; new in version 0.17.0
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*
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* The class structure for the #GDataService type.
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*
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* Since: 0.9.0
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*/
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typedef struct {
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GObjectClass parent;
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const gchar *api_version;
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GType feed_type;
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void (*append_query_headers) (GDataService *self, GDataAuthorizationDomain *domain, SoupMessage *message);
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void (*parse_error_response) (GDataService *self, GDataOperationType operation_type, guint status, const gchar *reason_phrase,
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const gchar *response_body, gint length, GError **error);
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GList *(*get_authorization_domains) (void);
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GDataFeed *(*parse_feed) (GDataService *self,
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GDataAuthorizationDomain *domain,
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GDataQuery *query,
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GType entry_type,
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SoupMessage *message,
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GCancellable *cancellable,
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GDataQueryProgressCallback progress_callback,
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gpointer progress_user_data,
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GError **error);
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/*< private >*/
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/* Padding for future expansion */
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void (*_g_reserved1) (void);
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void (*_g_reserved2) (void);
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void (*_g_reserved3) (void);
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void (*_g_reserved4) (void);
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void (*_g_reserved5) (void);
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void (*_g_reserved6) (void);
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void (*_g_reserved7) (void);
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} GDataServiceClass;
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G_DEFINE_AUTOPTR_CLEANUP_FUNC (GDataService, g_object_unref)
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GType gdata_service_get_type (void) G_GNUC_CONST;
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GQuark gdata_service_error_quark (void) G_GNUC_CONST;
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GList *gdata_service_get_authorization_domains (GType service_type) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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gboolean gdata_service_is_authorized (GDataService *self);
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GDataAuthorizer *gdata_service_get_authorizer (GDataService *self) G_GNUC_PURE;
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void gdata_service_set_authorizer (GDataService *self, GDataAuthorizer *authorizer);
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#include <gdata/gdata-query.h>
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GDataFeed *gdata_service_query (GDataService *self, GDataAuthorizationDomain *domain, const gchar *feed_uri, GDataQuery *query, GType entry_type,
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GCancellable *cancellable,
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GDataQueryProgressCallback progress_callback, gpointer progress_user_data,
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GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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void gdata_service_query_async (GDataService *self, GDataAuthorizationDomain *domain, const gchar *feed_uri, GDataQuery *query, GType entry_type,
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GCancellable *cancellable,
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GDataQueryProgressCallback progress_callback, gpointer progress_user_data, GDestroyNotify destroy_progress_user_data,
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GAsyncReadyCallback callback, gpointer user_data);
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GDataFeed *gdata_service_query_finish (GDataService *self, GAsyncResult *async_result, GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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GDataEntry *gdata_service_query_single_entry (GDataService *self, GDataAuthorizationDomain *domain, const gchar *entry_id, GDataQuery *query,
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GType entry_type, GCancellable *cancellable, GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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void gdata_service_query_single_entry_async (GDataService *self, GDataAuthorizationDomain *domain, const gchar *entry_id, GDataQuery *query,
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GType entry_type, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data);
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GDataEntry *gdata_service_query_single_entry_finish (GDataService *self, GAsyncResult *async_result,
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GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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GDataEntry *gdata_service_insert_entry (GDataService *self, GDataAuthorizationDomain *domain, const gchar *upload_uri, GDataEntry *entry,
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GCancellable *cancellable, GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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void gdata_service_insert_entry_async (GDataService *self, GDataAuthorizationDomain *domain, const gchar *upload_uri, GDataEntry *entry,
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GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data);
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GDataEntry *gdata_service_insert_entry_finish (GDataService *self, GAsyncResult *async_result,
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GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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GDataEntry *gdata_service_update_entry (GDataService *self, GDataAuthorizationDomain *domain, GDataEntry *entry,
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GCancellable *cancellable, GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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void gdata_service_update_entry_async (GDataService *self, GDataAuthorizationDomain *domain, GDataEntry *entry, GCancellable *cancellable,
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GAsyncReadyCallback callback, gpointer user_data);
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GDataEntry *gdata_service_update_entry_finish (GDataService *self, GAsyncResult *async_result,
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GError **error) G_GNUC_WARN_UNUSED_RESULT G_GNUC_MALLOC;
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gboolean gdata_service_delete_entry (GDataService *self, GDataAuthorizationDomain *domain, GDataEntry *entry,
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GCancellable *cancellable, GError **error);
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void gdata_service_delete_entry_async (GDataService *self, GDataAuthorizationDomain *domain, GDataEntry *entry, GCancellable *cancellable,
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GAsyncReadyCallback callback, gpointer user_data);
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gboolean gdata_service_delete_entry_finish (GDataService *self, GAsyncResult *async_result, GError **error);
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#ifndef LIBGDATA_DISABLE_DEPRECATED
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SoupURI *gdata_service_get_proxy_uri (GDataService *self) G_GNUC_PURE G_GNUC_DEPRECATED_FOR (gdata_service_get_proxy_resolver);
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void gdata_service_set_proxy_uri (GDataService *self, SoupURI *proxy_uri) G_GNUC_DEPRECATED_FOR (gdata_service_set_proxy_resolver);
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#endif /* !LIBGDATA_DISABLE_DEPRECATED */
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GProxyResolver *gdata_service_get_proxy_resolver (GDataService *self) G_GNUC_PURE;
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void gdata_service_set_proxy_resolver (GDataService *self, GProxyResolver *proxy_resolver);
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guint gdata_service_get_timeout (GDataService *self) G_GNUC_PURE;
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void gdata_service_set_timeout (GDataService *self, guint timeout);
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const gchar *gdata_service_get_locale (GDataService *self) G_GNUC_PURE;
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void gdata_service_set_locale (GDataService *self, const gchar *locale);
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G_END_DECLS
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#endif /* !GDATA_SERVICE_H */
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