Created
May 26, 2017 21:00
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#' @importFrom shiny | |
#' @import miniUI | |
codefinch_app <- function(){ | |
img_path <- "./image.png"#tempfile(fileext = ".png") | |
ui <- miniPage( | |
gadgetTitleBar("Codefinch: Tweet Your Code", | |
right = miniTitleBarButton("tweet_it", "Send Tweet", primary = TRUE)), | |
miniContentPanel( | |
fillRow(flex = c(2, 3), | |
fillCol( | |
uiOutput("status_box"), | |
textOutput("chars"), | |
checkboxInput("gist_url", "Include Gist URL in Image?"), | |
selectInput("highlight", "Select Highlight", choices = c( | |
"default", "tango", "pygments", "kate", "monochrome", | |
"espresso", "zenburn","haddock" | |
)), | |
actionButton("update_preview", "Update Code Preview") | |
), | |
fillCol(imageOutput("code_png")) | |
) | |
) | |
) | |
server <- function(input, output){ | |
ctx <- getSourceEditorContext() | |
path <- tempfile(fileext = ".R") | |
raw_code <- ctx$contents | |
writeLines(raw_code, path) | |
gist_obj <- gist_create(path, browse = FALSE) | |
observeEvent(input$update_preview, ignoreNULL = FALSE, { | |
ctx <- getSourceEditorContext() | |
raw_code <- ctx$contents | |
writeLines(raw_code, path) | |
gist_obj %>% | |
update_files(path) %>% | |
update() | |
create_image(highlight = input$highlight, image_path = img_path, | |
include_gist_url = input$gist_url, | |
gist_obj = gist_obj) | |
}) | |
observeEvent(input$tweet_it, { | |
app <- oauth_app("twitter", | |
key = "cpYmlaSCcBKFBf7icpDT9sJww", | |
secret = "x8pvQAfziT3vVb8A1cQQB1xSBYdZ2ZhuRs4hTzifwLtoQf2iRF" | |
) | |
twitter_token <- oauth1.0_token(oauth_endpoints("twitter"), app) | |
req <- POST("https://api.twitter.com/1.1/statuses/update_with_media.json", | |
config(token = twitter_token), body = list( | |
status = input$status_box, | |
media = upload_file(img_path) | |
)) | |
stop_for_status(req) | |
stopApp(returnValue = invisible(gist_obj$html_url)) | |
}) | |
# img <- reactive({ | |
# create_image(highlight = input$highlight) | |
# }) | |
output$status_box <- renderUI({ | |
textAreaInput("status", label = NULL, width = "100%", height = "100%", | |
resize = "both", value = gist_obj$html_url) | |
}) | |
output$code_png <- renderImage({ | |
input$update_preview | |
list(src = img_path, width = "100%") | |
}) | |
output$chars <- renderText({ | |
140 - nchar(input$status) | |
}) | |
} | |
runGadget(ui, server, viewer = paneViewer()) | |
} |
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