R/mod_uploadTree.R

In jennahamlin/phylogeny: PKG_TITLE

# Module UI
  
#' @title   mod_uploadTree_ui and mod_uploadTree_server
#' @description  A shiny Module. This module will upload a newick tree and is read in by treeio package with the function read.newick
#'
#' @param id shiny id
#' @param input internal
#' @param output internal
#' @param session internal
#'
#' @rdname mod_uploadTree
#'
#' @keywords internal
#' @export 
#' @importFrom shiny NS tagList 
mod_uploadTree_ui <- function(id){
  ns <- NS(id)
  tagList(
  
  fileInput(ns("treefile"), label="Upload a newick file, please"))
}
    
# Module Server
    
#' @rdname mod_uploadTree
#' @export
#' @keywords internal
    
mod_uploadTree_server <- function(input, output, session){
  ns <- session$ns
  
  treeFile <- reactive({
    req(input$treefile)
    treeio::read.newick(input$treefile$datapath)
  })
  
  return(treeFile)
}
    
## To be copied in the UI
# mod_uploadTree_ui("uploadTree_ui_1")
    
## To be copied in the server
# callModule(mod_uploadTree_server, "uploadTree_ui_1")