xnat_connection: Make a connection to an XNAT server

In neuroconductor-devel-releases/Rxnat: Queries and Extracts Images from Extensible Neuroimaging Archive Toolkit Public/Private Datasets

Description

Make the XNAT connection and provides functions to retrieve the list of projects, experiments and subjects.

Usage

xnat_connect(base_url, username = NULL, password = NULL, xnat_name = NULL)

Arguments

base_url	the URL for the XNAT server
username	user name to use for connection. If NULL this can be provided through the xxx_WEB_USER system variable where xxx is provided by the xnat_name parameter
password	user name to use for connection. If NULL this can be provided through the xxx_WEB_PASS system variable where xxx is provided by the xnat_name parameter
xnat_name	prefix to use for retrieving the proper username/pass system variables for a specific XNAT server

Value

projects

Examples

## Connect to the NITRC.ORG database
## Not run: xnat_connect('https://nitrc.org/ir', xnat_name='NITRC')

## Connect to the XNAT.CENTRAL database
## Not run: xnat_connect('https://central.xnat.org', xnat_name="CENTRAL")

neuroconductor-devel-releases/Rxnat documentation built on May 1, 2020, 8:30 a.m.