scrape: Scrape the content of authorized page/API

In polite: Be Nice on the Web

Scrape the content of authorized page/API

Description

Scrape the content of authorized page/API

Usage

scrape(
  bow,
  query = NULL,
  params = NULL,
  accept = "html",
  content = NULL,
  verbose = FALSE
)

Arguments

bow	host introduction object of class polite, session created by bow() or nod()
query	named list of parameters to be appended to URL in the format list(param1=valA, param2=valB)
params	deprecated. Use query argument above.
accept	character value of expected data type to be returned by host (e.g. html, json, xml, csv, txt, etc.)
content	MIME type (aka internet media type) used to override the content type returned by the server. See http://en.wikipedia.org/wiki/Internet_media_type for a list of common types. You can add the charset parameter to override the server's default encoding
verbose	extra feedback from the function. Defaults to FALSE

Value

Object of class httr::response which can be further processed by functions in rvest package

Examples

 library(rvest)
  bow("https://en.wikipedia.org/wiki/List_of_cognitive_biases") %>%
   scrape(content="text/html; charset=UTF-8") %>%
   html_nodes(".wikitable") %>%
   html_table()

polite documentation built on July 9, 2023, 5:21 p.m.