Fixes for aware_influxdb

pull/130/head
JulioV 2021-03-16 11:26:46 -04:00
parent d6c22fdbc7
commit bb737237d0
1 changed files with 15 additions and 10 deletions

View File

@ -41,13 +41,13 @@ get_db_engine <- function(group){
#' @return The OS the device ran, "android" or "ios"
infer_device_os <- function(stream_parameters, device){
dbEngine <- get_db_engine(stream_parameters$SOURCE$DATABASE_GROUP)
dbEngine <- get_db_engine(stream_parameters$DATABASE_GROUP)
#need to re-fetch the YAML for the DB name
credentials <- read_yaml("./credentials.yaml")
message(paste0("Utilizing the Influx query for: ", device))
#execute query string
query_object <- influx_select(dbEngine,
db = credentials[[stream_parameters$SOURCE$DATABASE_GROUP]][["database"]],
db = credentials[[stream_parameters$DATABASE_GROUP]][["database"]],
field_keys="device_id,brand",
measurement="aware_device",
where= paste0("device_id = '",device,"'"),
@ -55,7 +55,11 @@ infer_device_os <- function(stream_parameters, device){
#fetches the table from the query_object, filtering rows with ALL n/a
#a behavior of influxdbr is that one all NA row will be returned with no matches
os <- query_object[[1]] %>% filter_all(any_vars(!is.na(.))) %>% select(c('device_id','brand','time'))
columns = c("brand", "device_id")
if(! all(columns %in% colnames( query_object[[1]])))
os <- data.frame(matrix(ncol=length(columns),nrow=0, dimnames=list(NULL, columns)))
else
os <- query_object[[1]] %>% filter_all(any_vars(!is.na(.))) %>% select(columns)
if(nrow(os) > 0)
@ -76,7 +80,7 @@ infer_device_os <- function(stream_parameters, device){
#' @return A dataframe with the sensor data for device
pull_data <- function(stream_parameters, device, sensor, sensor_container, columns){
dbEngine <- get_db_engine(stream_parameters$SOURCE$DATABASE_GROUP)
dbEngine <- get_db_engine(stream_parameters$DATABASE_GROUP)
#need to re-fetch the YAML for the DB name
credentials <- read_yaml("./credentials.yaml")
@ -85,16 +89,17 @@ pull_data <- function(stream_parameters, device, sensor, sensor_container, colum
message(paste0("Executing an Influx query for: ", device, " ", sensor, ". Extracting ", columns, " from ", sensor_container))
#execute query string
query_object <- influx_select(dbEngine,
db = credentials[[stream_parameters$SOURCE$DATABASE_GROUP]][["database"]],
db = credentials[[stream_parameters$DATABASE_GROUP]][["database"]],
field_keys=paste(columns, collapse = ","),
measurement=sensor_container,
where= paste0(columns$DEVICE_ID, " = '",device,"'"),
return_xts=FALSE)
#fetches the table from the query_object, filtering rows with ALL n/a
#a behavior of influxdbr is that one all NA row will be returned with no matches
sensor_data <- query_object[[1]] %>% filter_all(any_vars(!is.na(.))) %>% select(c('time',columns))
columns = unlist(columns, use.names = FALSE)
if(! all(columns %in% colnames( query_object[[1]])))
sensor_data <- data.frame(matrix(ncol=length(columns),nrow=0, dimnames=list(NULL, columns)))
else
sensor_data <- query_object[[1]] %>% filter_all(any_vars(!is.na(.))) %>% select(columns)
if(nrow(sensor_data) == 0)
warning(paste("The device '", device,"' did not have data in ", sensor_container))