Nothing
#' Get Category from Shallalist
#'
#' Fetches category of content hosted by a domain according to Shalla.
#' The function checks if path to the shalla file is provided by the user.
#' If not, it looks for \code{shalla_domain_category.csv} in the working directory.
#'
#' @param domains vector of domain names
#' @param use_file path to the latest shallalist file downloaded using \code{\link{get_shalla_data}}
#'
#' @return data.frame with original list and content category of the domain
#'
#' @export
#' @examples \dontrun{
#' shalla_cat(domains = "http://www.google.com")
#' }
shalla_cat <- function(domains = NULL, use_file = NULL) {
# Nuke leading and trailing spaces
c_domains <- gsub("^ *| *$", "", domains)
# nuke leading http://
c_domains <- gsub("^http://", "", c_domains)
# nuke leading www.
c_domains <- gsub("^www.", "", c_domains)
# Initialize results df
shalla <- NA
domain_cat <- data.frame(domain_name = c_domains, shalla_category = NA)
if (is.character(use_file)) {
if (!file.exists(use_file)) stop("Please provide correct path to the file.
Or download it using get_shalla_data().")
shalla <- read.csv(use_file, stringsAsFactors = FALSE)
} else {
if (!file.exists("shalla_domain_category.csv")) {
stop("Please provide path to the shallalist file.
Or download it using get_shalla_data().")
}
shalla <- read.csv("shalla_domain_category.csv", stringsAsFactors = FALSE)
}
# Match
domain_cat$shalla_category <-
shalla$category[match(c_domains, shalla$domains)]
domain_cat
}
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.