get_pug_rest {PubChemR}

Retrieve Data from PubChem PUG REST API

Description

This function sends a request to the PubChem PUG REST API to retrieve various types of data for a given identifier. It supports fetching data in different formats and allows saving the output.

Usage

get_pug_rest(
  identifier = NULL,
  namespace = "cid",
  domain = "compound",
  operation = NULL,
  output = "JSON",
  searchtype = NULL,
  property = NULL,
  options = NULL,
  save = FALSE,
  dpi = 300,
  path = NULL,
  file_name = NULL,
  ...
)

Arguments

identifier

A vector of identifier for the query, either numeric or character.

namespace

A character string specifying the namespace for the request. Default is 'cid'.

domain

A character string specifying the domain for the request. Default is 'compound'.

operation

An optional character string specifying the operation for the request.

output

A character string specifying the output format. Possible values are 'SDF', 'JSON', 'JSONP', 'CSV', 'TXT', and 'PNG'. Default is 'JSON'.

searchtype

An optional character string specifying the search type.

property

An optional character string specifying the property for the request.

options

A list of additional options for the request.

save

A logical value indicating whether to save the output as a file or image. Default is FALSE.

dpi

An integer specifying the DPI for image output. Default is 300.

path

description

file_name

a character of length 1. Define the name of file (without file extension) to save. If NULL, default file name is set as "files_downloaded".

...

description

Value

Depending on the output format, this function returns different types of content: JSON or JSONP format returns parsed JSON content. CSV format returns a data frame. TXT format returns a table. SDF returns SDF file of requested identifier. PNG format returns an image object or saves an image file.

Examples

result <- get_pug_rest(identifier = "2244", namespace = "cid", domain = "compound", output = "JSON")