cran_downloads {sorvi}

Get CRAN download statistics

Description

Produces a tibble or a visualization of package download statistics.

Usage

cran_downloads(
  pkgs = "all",
  output = "tibble",
  sum = "by_month",
  plot.scale = 11,
  use.cache = TRUE
)

Arguments

pkgs

Package name(s). Default is "all", which prints statistics for all rOpenGov packages. You can also input 1 or more package names as a vector.

output

"tibble" (default) or "plot". With sum "by_month" and "by_year" "plot" outputs a line chart, with "total" it outputs a bar chart.

sum

"by_month" (default), "by_year" or "total"

plot.scale

integer, default is 11. Smaller numbers decrease the size of plot elements, larger numbers make them larger.

use.cache

Cache downloaded statistics. Default is TRUE

Details

This function is intended for easy retrieval and visualization of rOpenGov package download statistics from CRAN. It is an evolution of an R script by antagomir. As such it retains some features that were present in the original R script and were deemed useful for rOpenGov's internal use. This function may or may not be useful in other instances.

Value

tibble or a ggplot2 line chart or a bar chart

Author(s)

Leo Lahti, Pyry Kantanen <[e-mail]>

Examples

## Not run: 
df <- cran_downloads(pkgs = "eurostat", sum = "total", use.cache = FALSE)
kable(df)

## Compare two packages
p1 <- cran_downloads(pkgs = "eurostat", sum = "by_year", output = "plot")
p2 <- cran_downloads(pkgs = "osmar", sum = "by_year", output = "plot")
gridExtra::grid.arrange(p1, p2, nrow = 2)

## End(Not run)