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opensensmapR/R/api.R

50 lines
1.6 KiB
R

# does not actually get called by the user. ... contains all the query parameters.
# the proxy is just for parameter autocompletion, filtering out the endpoint
get_boxes_ = function (..., endpoint) {
response = httr::GET(endpoint, path = c('boxes'), query = list(...)) %>%
httr::content() %>%
osem_remote_error()
if (length(response) == 0) {
warning('no boxes found for this query')
return(response)
}
# parse each list element as sensebox & combine them to a single data.frame
#
# bind_rows() kills the attributes and classes of sf_sfc column, and warns
# about that. see https://github.com/r-spatial/sf/issues/49
# we readd the attributes manually afterwards, so we can ignore the warnings.
# rbind() wouldn't have this problem, but would be far slower and con't
# handle missing columns, so this seems like a good tradeoff..
boxesList = lapply(response, parse_senseboxdata)
suppressWarnings({ data = dplyr::bind_rows(boxesList) })
data$geometry = sf::st_sfc(data$geometry, crs = 4326)
#sf::st_geometry(data) = sf::st_sfc(data$geometry, crs = 4326)
#sf::st_sf(data)
data
}
get_box_ = function (..., endpoint) {
httr::GET(endpoint, path = c('boxes', ...)) %>%
httr::content() %>%
osem_remote_error() %>%
parse_senseboxdata()
}
get_measurements_ = function (..., endpoint) {
httr::GET(endpoint, path = c('boxes', 'data'), query = list(...)) %>%
httr::content() %>%
osem_remote_error()
}
get_stats_ = function (endpoint) {
result = httr::GET(endpoint, path = c('stats')) %>%
httr::content() %>%
osem_remote_error()
names(result) = c('boxes', 'measurements', 'measurements_per_minute')
result
}