Obtain credentials for RTE Data API

It is the main fonction to use for accessing RTE Data API. It will request an access token for the current session if none currently exists and be valid.

datarte_auth(token = NULL, client_id = NULL, client_secret = NULL,
  cache = FALSE)

Arguments

token	optional argument. it exists to supply manually a token. if NULL (the default), the current token for the active session will be used. if a character, it assumes to be the path to a rds file containing a valid Token2.0 object from httr a Token2.0 object directly
client_id	character. the client id for the app. default NULL - will use the RTE_API_CLIENT environment variable.
client_secret	character. the client secret for the app. default NULL will use the RTE_API_SECRET environment variable.
cache	logical or a string. TRUE to cache the access token into a file. A string means use the specified file. See httr::oauth2.0_token() for details.

Value

invisibly the Token which is saved for the current session, and will be used when needed.

Details

You can configure your R session to use always some client and secret by setting RTE_API_CLIENT and RTE_API_SECRET environment variable with base::Sys.setenv()

References

This function is inspired by googlesheet package and its Oauth2 system.

Examples

# NOT RUN {
client_id <- "cliend_id"
client_secret <- "client_secret"
datarte_auth(client_id = client_id, client_secret = client_secret, cache = F)
# }