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R shiny app userLogin
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| #### Log in module ### | |
| PASSWORD <- data.frame( | |
| Brukernavn = c("ray","gil"), | |
| Passord = c("0000","1234") | |
| ) | |
| output$uiLogin <- renderUI({ | |
| if (USER$Logged == FALSE) { | |
| wellPanel( | |
| textInput("userName", "User Name:"), | |
| passwordInput("passwd", "Pass word:"), | |
| br(), | |
| actionButton("Login", "Log in") | |
| ) | |
| } | |
| }) | |
| output$pass <- renderText({ | |
| if (USER$Logged == FALSE) { | |
| USER$pass | |
| } | |
| }) | |
| # Login info during session ---- | |
| output$userPanel <- renderUI({ | |
| if (USER$Logged == TRUE) { | |
| fluidRow( | |
| column(2, | |
| "User: ", USER$name | |
| ), | |
| column(1, actionLink("logout", "Logout")) | |
| ) | |
| } | |
| }) | |
| # control login | |
| observeEvent(input$Login , { | |
| Username <- isolate(input$userName) | |
| Password <- isolate(input$passwd) | |
| Id.username <- which(PASSWORD$Brukernavn == Username) | |
| Id.password <- which(PASSWORD$Passord == Password) | |
| if (length(Id.username) > 0 & length(Id.password) > 0) { | |
| if (Id.username == Id.password) { | |
| USER$Logged <- TRUE | |
| USER$name <- Username | |
| } | |
| } else { | |
| USER$pass <- "User name or password failed!" | |
| } | |
| }) | |
| # control logout | |
| observeEvent(input$logout , { | |
| USER$Logged <- FALSE | |
| USER$pass <- "" | |
| }) | |
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| library(shiny) | |
| ######################################################## | |
| shinyServer(function(input, output, session) { | |
| USER <- reactiveValues(Logged = FALSE , session = session$user) | |
| source("www/Login.R", local = TRUE) | |
| getDat <- eventReactive(input$search,{ | |
| withProgress( | |
| message = 'Calculation in progress', | |
| detail = 'get iris data', value=0 , { | |
| setSpecies <- isolate(input$selectSpecies) | |
| incProgress(0.5) | |
| if (!is.null(setSpecies)) { | |
| Dat <- iris[which(iris$Species %in% setSpecies),] | |
| } else { | |
| Dat <- NULL | |
| } | |
| setProgress(1) | |
| }) | |
| return(Dat) | |
| }) | |
| output$obs <- renderUI({ | |
| if (USER$Logged == TRUE) { | |
| list( | |
| selectizeInput( | |
| 'selectSpecies', 'Select iris Species', choices = as.character(unique(iris$Species)), multiple = TRUE | |
| ), | |
| actionButton('search', 'Search') | |
| ) | |
| } | |
| }) | |
| output$dataTable <- renderUI({ | |
| if (USER$Logged == TRUE) { | |
| dataTableOutput('table') | |
| } | |
| }) | |
| output$table <- renderDataTable( | |
| getDat(), | |
| options = list( | |
| pageLength = 100, | |
| lengthMenu = c(50,100,200,500) | |
| ) | |
| ) | |
| }) |
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| div.login { | |
| text-align: left; | |
| position:absolute; | |
| top: 40%; | |
| left: 50%; | |
| margin-top: -100px; | |
| margin-left: -150px; | |
| } | |
| div.logininfo { | |
| text-align: right; | |
| position:relative; | |
| top: 5%; | |
| left: 90%; | |
| background-color: yellow; | |
| } |
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| shinyUI( | |
| fluidPage( | |
| tagList( | |
| tags$head( | |
| tags$link(rel="stylesheet", type="text/css",href="style.css") | |
| ) | |
| ), | |
| div(class = "login", | |
| uiOutput("uiLogin"), | |
| textOutput("pass"), | |
| tags$head(tags$style("#pass{color: red;")) | |
| ), | |
| fluidRow( | |
| column(3, | |
| div(class = "span1", | |
| uiOutput("obs") | |
| ) | |
| ), | |
| column(8, | |
| div(class = "logininfo", | |
| uiOutput("userPanel") | |
| ), | |
| hr(), | |
| div(class = "DataTable", | |
| uiOutput('dataTable') | |
| ) | |
| ) | |
| ) | |
| ) | |
| ) |
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Maybe Shinymanager can handle this.