| library(shiny) | |
| library(shinythemes) | |
| library(GWalkR) | |
| ui <- fluidPage( | |
| title = "Data Explorer", | |
| theme = shinytheme("cyborg"), | |
| tags$h3(id = "title", tags$strong("Graphic-Walker Data Explorer"),style = "text-align:center;color:lightblue;"), | |
| sidebarLayout( | |
| sidebarPanel(width = 3, fileInput("target_upload",h5(strong("Click to Upload CSV File"),style = "color:lightblue;"), | |
| accept = c("text/csv"), | |
| placeholder = "No file selected"), | |
| br(),br(),a(href = "https://github.com/Kanaries/GWalkR",h6("Learn More",style = "color:lightblue;"),target = "_blank",style = "text-decoration: none;")), | |
| mainPanel(gwalkrOutput(outputId = "explorer",width = "114%") | |
| ) | |
| ) | |
| ) | |
| server <- function(input,output,session){ | |
| file_upload <- reactive({ | |
| inFile <- input$target_upload | |
| if(is.null(inFile)){return(NULL)} | |
| data <- read.csv(inFile$datapath,header = TRUE,sep = ",") | |
| return(data) | |
| }) | |
| output$explorer <- renderGwalkr({ | |
| tryCatch( | |
| { | |
| gwalkr(file_upload()) | |
| }, | |
| error = function(e){ | |
| message("Could not display interface") | |
| } | |
| ) | |
| }) | |
| } | |
| shinyApp(ui,server) | |