WikiSpecies

WikiSpecies

Usage

wt_wikispecies(name, utf8 = TRUE, ...)

wt_wikispecies_parse(
  page,
  types = c("langlinks", "iwlinks", "externallinks", "common_names", "classification"),
  tidy = FALSE
)

wt_wikispecies_search(query, limit = 10, offset = 0, utf8 = TRUE, ...)

Arguments

name

(character) Wiki name - as a page title, must be length 1

utf8

(logical) If TRUE, encodes most (but not all) non-ASCII characters as UTF-8 instead of replacing them with hexadecimal escape sequences. Default: TRUE

...

curl options, passed on to httr::GET()

page

(httr::response()) Result of wt_wiki_page()

types

(character) List of properties to parse

tidy

(logical). tidy output to data.frame's if possible. Default: FALSE

query

(character) query terms

limit

(integer) number of results to return. Default: 10

offset

(integer) record to start at. Default: 0

Value

wt_wikispecies returns a list, with slots:

• langlinks - language page links

• externallinks - external links

• common_names - a data.frame with name and language columns

• classification - a data.frame with rank and name columns

wt_wikispecies_parse returns a list

wt_wikispecies_search returns a list with slots for continue and query, where query holds the results, with query$search slot with the search results

References

https://www.mediawiki.org/wiki/API:Search for help on search

Examples

if (FALSE) {
# high level
wt_wikispecies(name = "Malus domestica")
wt_wikispecies(name = "Pinus contorta")
wt_wikispecies(name = "Ursus americanus")
wt_wikispecies(name = "Balaenoptera musculus")

# low level
pg <- wt_wiki_page("https://species.wikimedia.org/wiki/Abelmoschus")
wt_wikispecies_parse(pg)

# search wikispecies
# FIXME: utf=FALSE for now until curl::curl_escape fix 
# https://github.com/jeroen/curl/issues/228
wt_wikispecies_search(query = "pine tree", utf8=FALSE)

## use search results to dig into pages
res <- wt_wikispecies_search(query = "pine tree", utf8=FALSE)
lapply(res$query$search$title[1:3], wt_wikispecies)
}