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app.R
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###################################################################################### CHATDASHBOARD SETUP #####
################################### LOADING LIBRARIES ####
library(anytime)
library(crosstalk)
library(cyphr)
library(digest)
library(DT)
library(fontawesome)
library(ggplot2)
library(ggwordcloud)
library(keyring)
library(rsconnect)
library(shiny)
library(shinymanager)
library(shinythemes)
library(shinyjs)
library(shinyalert)
library(shinyTime)
library(shinyWidgets)
library(slickR)
library(utils)
library(waiter)
library(WhatsR)
################################### LANGUAGE SETTINGS ####
# language setting for shinymanager authentication page
# see: https://datastorm-open.github.io/shinymanager/reference/use_language.html
landing_page_language <- "en"
# Check: https://cdn.datatables.net/plug-ins/1.10.11/i18n/ for a
# list of different languages. Insert them by pasting the respective
# link according to the format below
datatable_language <- c('//cdn.datatables.net/plug-ins/1.10.11/i18n/English.json')
# import display text from csv file
ChatDashboard_DisplayText <- read.csv("./www/ChatDashboard_DisplayText.csv")
# Selecting column containing the text you want to display. English and German are preset options
display_text <- ChatDashboard_DisplayText$English
# For changing the display of individual text variables, you can simply edit the file
# ./www/ChatDashboard_DisplayText.csv, add an additional column, and select it above.
################################### SHINY SETTINGS ####
# Variable passed to WhatsR::parse_chat(). Automatically removes all chat messages from participants that did not post the EXACT consent_message into
# the chat. Setting this variable to NA will not remove any messages.
consent_message <- NA
# variable to control whether to use forwarding per url parameter or rely on pre-defined credentials for authentication
# TODO: If you are using url parameter forwarding, you need to adapt line 879 to extract the participant ID from your referral link.
# Default structure is: www.example-website.com/ChatDashboard?id=TestParticipant | Extracts: TestParticipant
use_forwarding <- FALSE
# Password to use for forwarding via url-parameter (only used if use_forwarding == TRUE)
# TODO: Set this as a character string in line 880
# saving donated files to server if TRUE, will not save any data if not TRUE
save_to_server <- TRUE
# setting upload file size limit
options(shiny.maxRequestSize = 50*1024^2)
# Set column names to be displayed to participants. This needs to be exactly 19 strings
# and does not determine whether these variables are displayed or not, but just how they are named
# in the display to participants
Colnames_ppt_display <- c("Timestamp",
"Sender",
"Sender_anonymized",
"Message",
"Message_simplified",
"Message_words",
"Links",
"Links_anonymized",
"Media",
"Media_anonymized",
"Locations",
"Locations_anonymized",
"Emoji",
"Emoji_description",
"Smilies",
"System_messages",
"Word_count",
"Time_order",
"Display_order")
# Set column names to be automatically excluded because they can contain PII (must occur in Colnames_ppt_display)
Colnames_exclude_pii <- c("Sender",
"Message",
"Message_simplified",
"Message_words",
"Links",
"Media",
"Locations",
"System_messages")
# Shiny Debugging Options (uncomment these to debug the app)
# options(shiny.error = browser)
# options(shiny.trace = TRUE)
################################### HANDLING SHINY MANAGER CREDENTILAS ####
# Switch for running local (FALSE) vs online (TRUE)
running_online = FALSE
if (running_online == TRUE) {.libPaths("YOUR-LIB-PATH-HERE")}
# TODO: Add library path of server here if running online
# loading credentials from external file
credentials <- readRDS("credentials.rds")
################################### MAKING FONT FOR EMOJI PLOTTING AVAILABLE ####
if (file.exists("~/.fonts/NotoColorEmoji.ttf")) {
system('fc-cache -f ~/.fonts')
} else {
dir.create('~/.fonts')
file.copy("www/NotoColorEmoji.ttf", "~/.fonts")
system('fc-cache -f ~/.fonts')
}
################################### DEFINING WAITING SCREENS ####
waiting_screen1 <- tagList(
spin_flower(),
h4(display_text[1])
)
waiting_screen2 <- tagList(
spin_flower(),
h4(display_text[2])
)
###################################################################################### SHINY SERVER UI #####
# Define UI for ChatDashboard application
ui <- fluidPage(theme = shinytheme("flatly"), window_title = "ChatDashboard",
##################################### UI SETUP ####
### Setting up shiny JS and shinyAlert
useShinyjs(),
# Background color
setBackgroundColor("#ECE5DD"),
useWaiter(),
# Styling and other colors
tags$style(type = 'text/css',
'.navbar { background-color: #25D366 ;}',
'.navbar-default .navbar-brand{color: white;}',
'.tab-panel{ background-color: red ; color: white}',
'.nav navbar-nav li.active:hover a, .nav navbar-nav li.active a {
background-color: orange ;
border-color: purple ;
}'
),
##################################### MAIN UI ####
# Logo and App name in navbar page
navbarPage(title = tags$img(height = 35,
width = 35,
src = "WhatsR_logo.png"),
id = "ChatDashboard",
##################################### Overview Page ####
tabPanel(display_text[3],
# whole page
fluidRow(
# Heading 1
column(tags$p(style = "text-align: justify;",
HTML(display_text[4])),
HTML("<br>"),
HTML(display_text[5]),
HTML("<br><br>"),
HTML(display_text[6]),
HTML("<br><br>"),
HTML(display_text[7]),
HTML("<br><br><br>"),
width = 6, offset = 3),
# Images
column(slickROutput("slickr",
width = "100%",
height = "100%"),
HTML("<br><br>"),
width = 6, offset = 3),
# Heading 2
column(tags$p(style = "text-align: justify;",
HTML(display_text[8]),
HTML(display_text[9]),
HTML("<br><br>")
),
width = 6, offset = 3),
# Heading 3
column(tags$p(style = "text-align: justify;",
HTML(display_text[10]),
HTML(display_text[11]),
HTML("<br><br>")
),
width = 6, offset = 3),
# Heading 4
column(tags$p(style = "text-align: justify;",
HTML(display_text[12]),
HTML(display_text[13]),
HTML("<br><br>")
),
width = 6, offset = 3),
# Consent button
column(12, align = "center",
actionButton("IntroCheck",
label = display_text[14],
class = "btn-warning",
style = "color: #040607; background-color: #25D366; border-color: #040607"),
HTML("<br><br><br><br><br><br>")
)
# End of fluidRow
)
# End of tabPanel
),
##################################### DATA UPLOAD PAGE ####
tabPanel(display_text[15],
# Sidebar
sidebarLayout(
sidebarPanel(h2(display_text[16],
align = "center"),
# Text for sidebar panel
helpText(display_text[18]),
helpText(display_text[19]),
# File selection field
fileInput(inputId = "file",
label = "",
accept = ".txt",
buttonLabel = display_text[20]
),
# Upload button
actionButton(inputId = "submit",
label = display_text[21],
class = "btn-warning",
style = "color: #040607; background-color: #25D366; border-color: #040607")
),
# Main panel
mainPanel(
column(
tags$p(
# Headline
HTML(display_text[22]),
# Text column
tags$p(style = "text-align: justify;",
HTML(display_text[23]),
HTML("<br><br>"),
HTML(display_text[24]),
HTML("<br><br>"),
HTML(display_text[25]),
HTML("<br><br>")
),
# Images and Headlines
HTML(display_text[26]),
tags$img(height = "auto",
width = "100%",
src = "DataExport_Guide_Android.png"),
HTML("<br><br>"),
HTML(display_text[27]),
tags$img(height = "auto",
width = "100%",
src = "WhatsApp_DataExport_iOS.png"),
HTML("<br><br>"),
# End paragraph
),
# end column
width = 10, offset = 1)
# end main panel
),
# End sidebar layout
)
# End tab panel
),
##################################### PARTICIPANT - USER SELECTION PAGE ####
tabPanel(display_text[87],
# Sidebar
sidebarPanel(
# Info text
h2(display_text[87], align = "center"),
HTML("To link your survey responses to your anonymous chatting behavior, please indicate which person from the chat
filled in the survey. We show the real sender names here so you can select the correct anoynmous indicator but real names will not be saved."),
# TODO: Add text to file
# spacer
HTML("<br><br>"),
# input selector
selectInput("person_select",
label = "Which anonymous person from the chat answered the survey?", # TODO: Add text to file
choices = c(""),
selected = "",
multiple = FALSE),
# action button
actionButton("person_submit",
"Weiter", # TODO: Add text to file
style = "color: #040607; background-color: #25D366; border-color: #040607"),
),
# Main panel
mainPanel(
# headline
h2(display_text[87], align = "center"),
# information
HTML(display_text[58]),
# table display here
DTOutput("selection_frame"),
# Display the selected choice
textOutput("selected_choice"),
)
),
##################################### DATA EXPLORATION PAGE ####
tabPanel(display_text[28],
# Sidebar Panel
sidebarPanel(
# Info text
h2(display_text[29], align = "center"),
HTML(display_text[30]),
HTML("<br><br>"),
HTML(display_text[31]),
# column selection
h3(display_text[32]),
helpText(display_text[33]),
pickerInput("show_vars",
display_text[34],
choices = c(""),
selected = c(""),
label = display_text[35],
multiple = TRUE,
choicesOpt = list(style = c("color:black;font-weight: bold;",
"background:lightgrey;color:black",
"color:black;font-weight: bold;",
"background:lightgrey;color:black",
"background:lightgrey;color:black",
"background:lightgrey;color:black",
"background:lightgrey;color:black",
"color:black;font-weight: bold;",
"background:lightgrey;color:black",
"color:black;font-weight: bold;",
"background:lightgrey;color:black",
"color:black;font-weight: bold;",
"color:black;font-weight: bold;",
"color:black;font-weight: bold;",
"color:black;font-weight: bold;",
"background:lightgrey;color:black",
"color:black;font-weight: bold;",
"color:black;font-weight: bold;",
"color:black;font-weight: bold;"))),
# Row selection
h3(display_text[36]),
helpText(display_text[37]),
actionButton("excludeRows",display_text[38]),
actionButton("RestoreRows",display_text[39]),
# Data donation
h3(display_text[40]),
helpText(display_text[41]),
actionButton(inputId = "donation",
label = display_text[42],
class = "btn-warning",
style = "color: #040607; background-color: #25D366; border-color: #040607")
# End sidebar panel
),
# Main panel
mainPanel(
# Headline
h1(display_text[43],align = "center"),
HTML("<br>"),
# Dataframe
DTOutput("frame"),
# Download buttons
fluidRow(column(1,
align = "topright",
downloadButton("downloadSelection",
display_text[44])),
column(1,
align = "topleft",
downloadButton("downloadData",
display_text[45]),
offset = 9),),
# End main panel
)
# End tab panel
),
##################################### OVERALL RESULTS PAGE ####
tabPanel(display_text[46],
tabsetPanel(type = "tabs",
##################################### RESULTS: MESSAGES SUBPAGE ####
tabPanel(display_text[47],
# sidebar panel
sidebarPanel(h3(display_text[48], align = "center"),
tags$p(display_text[49]),
# Sender selection
h3(display_text[50]),
helpText(display_text[51]),
checkboxGroupButtons("Sender_input_msg",
"",
display_text[52]),
# Time selection
h3(display_text[53]),
helpText(display_text[54]),
dateRangeInput("date_range_messages",
label = display_text[55],
start = "2016-01-01",
end = NULL,
format = "dd-mm-yyyy",
startview = "year",
weekstart = 1,
language = landing_page_language,
autoclose = TRUE,
separator = display_text[56])
# End sidebar panel
),
# Main Panel
mainPanel(
# Plot 1
h1(display_text[57],align = "center"),
HTML(display_text[58]),
HTML("<br><br>"),
addSpinner(plotOutput("message1",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# Plot 2
h1(display_text[59],align = "center"),
HTML("<br><br>"),
addSpinner(plotOutput("tokensbwah1",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# plot 3
addSpinner(plotOutput("tokensbwah2",
height = "600px"),
spin = "circle",
color = "#25D366")
# End main panel
),
# end tab panel
width = 6, offset = 5),
##################################### RESULTS: LINKS SUBPAGE ####
tabPanel(display_text[60],
# sidebar panel
sidebarPanel(h3(display_text[48], align = "center"),
tags$p(display_text[61]),
# sender selection
h3(display_text[50]),
helpText(display_text[51]),
checkboxGroupButtons("Sender_input_links",
"",
display_text[62]),
# timespan selection
h3(display_text[55]),
helpText(display_text[54]),
dateRangeInput("date_range_links",
label = display_text[55],
start = "2016-01-01",
end = NULL,
format = "dd-mm-yyyy",
startview = "year",
weekstart = 1,
language = landing_page_language,
autoclose = TRUE,
separator = display_text[56]),
# Link Minimum selection
h3(display_text[63]),
helpText(display_text[64]),
sliderInput("LinkMinimum",
"",
min = 1,
max = 100,
value = 5)
# End sidebar panel
),
# Main Panel
mainPanel(
# Plot 1
h3(display_text[65], align = "center"),
HTML(display_text[58]),
addSpinner(plotOutput("links4",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# plot 2
addSpinner(plotOutput("links2",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# plot 3
addSpinner(plotOutput("links1",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
),
width = 6, offset = 5),
##################################### RESULTS: SMILIES SUBPAGE ####
tabPanel(display_text[66],
# sidebar panel
sidebarPanel(h3(display_text[48], align = "center"),
tags$p(display_text[67]),
# sender selection
h3(display_text[50]),
helpText(display_text[51]),
checkboxGroupButtons("Sender_input_smilies",
"",
display_text[52]),
# time range selection
h3(display_text[53]),
helpText(display_text[54]),
dateRangeInput("date_range_smilies",
label = display_text[55],
start = "2016-01-01",
end = NULL,
format = "dd-mm-yyyy",
startview = "year",
weekstart = 1,
language = landing_page_language,
autoclose = TRUE,
separator = display_text[56]),
# smilie minimum selection
h3(display_text[63]),
helpText(display_text[68]),
sliderInput("SmilieMinimum",
"", min = 1,
max = 100,
value = 5)
),
# Main Panel
mainPanel(
# Plot 1
h3(display_text[69], align = "center"),
HTML(display_text[58]),
addSpinner(plotOutput("smilies4",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# Plot 2
addSpinner(plotOutput("smilies2",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# Plot 3
addSpinner(plotOutput("smilies1",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# end main panel
),
# end tabpanel
width = 6, offset = 5),
##################################### RESULTS: EMOJI SUBPAGE ####
tabPanel(display_text[70],
# sidebar panel
sidebarPanel(h3(display_text[48], align = "center"),
tags$p(display_text[71]),
# sender selection
h3(display_text[50]),
helpText(display_text[51]),
checkboxGroupButtons("Sender_input_emoji",
"",
display_text[62]),
# timeframe selection
h3(display_text[53]),
helpText(display_text[54]),
dateRangeInput("date_range_emoji",
label = display_text[55],
start = "2016-01-01",
end = NULL,
format = "dd-mm-yyyy",
startview = "year",
weekstart = 1,
language = landing_page_language,
autoclose = TRUE,
separator = display_text[56]),
# minimum emoji selection
h3(display_text[63]),
helpText(display_text[72]),
sliderInput("EmojiMinimum",
"",
min = 1,
max = 100,
value = 50)
# end sidebar panel
),
# Main Panel
mainPanel(
# Plot 1
h3(display_text[73],
align = "center"),
HTML(display_text[58]),
addSpinner(plotOutput("emoji4",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# Plot 2
addSpinner(plotOutput("emoji2",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# Plot 3
addSpinner(plotOutput("emoji1",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# end main panel
),
# end tabpanel
width = 6, offset = 5),
##################################### RESULTS: REPLYTIMES SUBPAGE ####
tabPanel(display_text[74],
# sidebar panel
sidebarPanel(h3(display_text[48], align = "center"),
tags$p(display_text[75]),
# sender selection
h3(display_text[50]),
helpText(display_text[51]),
checkboxGroupButtons("Sender_input_replies",
"",
display_text[52]),
# timeframe selection
h3(display_text[53]),
helpText(display_text[54]),
dateRangeInput("date_range_replies",
label = display_text[55],
start = "2016-01-01",
end = NULL,
format = "dd-mm-yyyy",
startview = "year",
weekstart = 1,
language = landing_page_language,
autoclose = TRUE,
separator = display_text[56])
),
# Main Panel
mainPanel(
# Plot 1
h3(display_text[74], align = "center"),
HTML(display_text[58]),
addSpinner(plotOutput("replytime1",
height = "600px"),
spin = "circle",
color = "#25D366"),
HTML("<br><br>"),
# Plot 2
addSpinner(plotOutput("replytime2",
height = "600px"),
spin = "circle",
color = "#25D366")
# End main panel
),
# end tab panel
width = 6, offset = 5)
# End tabset panel
)
# End tab Panel
),
##################################### RESULTS: IMPRESSUM PAGE ####
tabPanel(display_text[76],
column(tags$p(
HTML(display_text[77])),
width = 6, offset = 5))
# End navbarpage
)
# End ui
)
###################################################################################### SECURING APP WITH SHINYMANAGER #####
# Wrapping UI with secure_app for password protection
ui <- secure_app(ui,language = landing_page_language)
###################################################################################### SHINY SERVER LOGIC #####
# Defining server logic
server <- function(input, output, session) {
################################### BASIC SETUP ####
#### Creating Slideshow with SlickR
output$slickr <- renderSlickR({
imgs <- list.files("./www/Slideshow", pattern = ".png", full.names = TRUE)
slickR(imgs)
})
# creating empty reactive value for storing uploaded data
rv <- reactiveValues(data = NULL)
################################### STYLING, BUTTONS, HIDE/UNHIDE ELEMENTS ####
# hiding tabs that should only be shown conditionally
hideTab("ChatDashboard",display_text[28],session = session)
hideTab("ChatDashboard",display_text[46],session = session)
hideTab("ChatDashboard",display_text[15],session = session)
hideTab("ChatDashboard",display_text[87],session = session)
# unhide tabs when the button on first page is clicked
observeEvent(input$IntroCheck, {
# rerouting to data upload page and hiding Overview page
showTab("ChatDashboard",display_text[15],session = session)
hideTab("ChatDashboard",display_text[3],session = session)
updateNavbarPage(session, "ChatDashboard",display_text[15])
})
# hiding/unhiding person selection tab
observeEvent(input$submit, {
# rerouting to 'explore data' tab and hiding upload tab
showTab("ChatDashboard",display_text[87],session = session)
hideTab("ChatDashboard",display_text[15],session = session)
updateNavbarPage(session, "ChatDashboard",display_text[87])
})
# Submitting uploaded data
observeEvent(input$person_submit, {
# rerouting to 'explore data' tab and hiding upload tab
showTab("ChatDashboard",display_text[28],session = session)
hideTab("ChatDashboard",display_text[87],session = session)
updateNavbarPage(session, "ChatDashboard",display_text[28])
})
#### Hiding/unhiding buttons
# hiding "next" buttons conditional on action
shinyjs::hide("person_submit")
observe({
req(input$person_select)
if (nchar(input$person_select) > 7) {
shinyjs::show("person_submit")}
})
observe({
shinyjs::hide("submit")
if (!is.null(input$file))
shinyjs::show("submit")
})
# hiding the download buttons if no file has been uploaded
observe({
shinyjs::hide("downloadData")
if (is.data.frame(rv$data))
shinyjs::show("downloadData")
})
observe({
shinyjs::hide("downloadSelection")
if (is.data.frame(rv$data))
shinyjs::show("downloadSelection")
})
# hiding the row/column exclusion buttons if no file has been uploaded
observe({
shinyjs::hide("excludeRows")
if (is.data.frame(rv$data))
shinyjs::show("excludeRows")
})
observe({
shinyjs::hide("RestoreRows")
if (is.data.frame(rv$data))
shinyjs::show("RestoreRows")
})
################################### SHINYMANAGER/PASSWORD MANAGMENT ####
# authentication either with url parameter forwarding or with preset credentials
if (use_forwarding == TRUE) {
# using manually set password for forwarding
res_auth <- secure_server(
check_credentials = check_credentials(rbind.data.frame(credentials,
# This automatically adds the string at the end of the referral link as a username
# to the credentials file, ensuring that participant IDs generated by your
# survey tool can be used as valid usernames. This enables data linking.
# TODO: Might need to be adapted to the structure of the referral link.
c(unlist(strsplit(strsplit(session$clientData$url_search,"&")[[1]][1],"="))[2],
"password", # TODO: Set your forwarding password here!
"2019-04-15",
NA,
FALSE,
"Participant Account"
)
))
)
} else {
# using user/password combinations from credentials.rds file
res_auth <- secure_server(check_credentials = check_credentials(credentials))
}
################################### DATA UPLOAD & PARSING ####
# trigger only when data is submitted
observeEvent(input$submit, {
# require inputs
req(input$file)
# show waiting animation
waiter_show(html = waiting_screen1, color = "#25D366")
# parsing upload
rv$data <- parse_chat(path = input$file$datapath,
anonymize = "add",
consent = consent_message)
# saving old column names
rv$FunctionColnames <- colnames(rv$data)
# creating new column names for better display to participants
colnames(rv$data) <- Colnames_ppt_display
# making an internal copy for column and row selection and
# better data display
rv$copy <- rv$data
# Changing formatting of columns with multiple values per cell
# for nicer display in datatable
rv$copy[,6] <- as.character(lapply(rv$copy[,6],paste,collapse = ","))
rv$copy[,7] <- as.character(lapply(rv$copy[,7],paste,collapse = ","))
rv$copy[,8] <- as.character(lapply(rv$copy[,8],paste,collapse = ","))