Fires when data is ready to send to the server.Return false or WP_Error to abort the sync (e.g. if there’s an error) The items will be automatically re-sent later
jetpack_sync_send_data
jetpack_sync_send_data-
filter -
filter jetpack_sync_before_send_{$item[0]}Modify the data within an action before it is serialized and sent to the server For example, during full sync this expands Post ID’s into full Post objects, so that we don’t have to serialize the whole object into the queue.
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action jetpack_sync_constantTells the client to sync a constant to the server
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action jetpack_full_sync_constantsTells the client to sync all constants to the server
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action jetpack_sync_remote_actionFires when an action is received from a remote Jetpack site
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action jetpack_sync_remote_actionsFires when an array of actions are received from a remote Jetpack site
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action jetpack_sync_multi_request_failFires when the server receives two concurrent requests from the same blog
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action jetpack_sync_save_userFires when the client needs to sync an updated user.
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action jetpack_sync_callableTells the client to sync a callable (aka function) to the server
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