$ ->

form = $("#bulkupload")

return unless form[0]

uploader =

form: form

running: false

# Pattern to the the URIs

uriPattern: /(https?:\/\/?\S+)/g

jobs: []

created: 0

failed: 0

remaining: 0

# Inititialize the Uploader

init: ->

self = this

form = @form

@uri = form.attr("action")

@textarea = form.find("textarea")

@actions = form.find("fieldset.actions")

@progressbar = form.find(".progressbar")

@statusUri = form.find(".status .uri")

@statsContainer = form.find(".stats").hide()

@showAction "start"

form.submit (event) ->

event.preventDefault()

if self.running

self.cancel()

else

self.run()

# hides all except the given action

showAction: (action) ->

@actions.children().each ->

$(this).toggle $(this).hasClass(action)

# extracts URIs from the textarea

getURIs: ->

@form.find("textarea").val().match @uriPattern

# Starts the Uploader

run: ->

uris = @getURIs()

unless uris

alert "No supported URIs found!"

return

@running = true

@showAction "stop"

@statsContainer.show()

@initProgress uris.length

@createJobs uris

@nextJob()

# Initializes the progressbar

initProgress: (max) ->

@updateStats "remaining", max

@progressbar.progressbar max: max

# Updates the progressbar

updateProgress: ->

@progressbar.progressbar "option", "value", @created + @failed

# create jobs

createJobs: (uris) ->

self = this

list = $("<ol class='queue'></ol>")

$.each uris, (i, uri) ->

li = $("<li></li>").data("uri", uri).text(uri)

li.appendTo list

self.jobs.push li

@textarea.replaceWith list

# Handler for the cancel button

cancel: ->

@showAction "restart"

# Mark the uploader as finished

finished: ->

@cancel()

# is called when the current job is done

jobDone: ->

@updateStats "remaining", -1

@updateProgress()

if @jobs.length > 0

@nextJob()

else

@finished()

# updates the created/failed/remaining counter

updateStats: (field, change) ->

this[field] += change

@statsContainer.find("." + field + " .count").text this[field]

# executes the next job

nextJob: ->

self = this

job = @jobs.shift()

uri = job.data("uri")

# display the current job

@statusUri.text uri

window.setTimeout (->

$.ajax(

type: "POST"

url: self.uri

data:

"ontology[iri]": uri

"ontology[versions_attributes][0][source_url]": uri

format: "json"

).success(->

self.updateStats "created", 1

job.addClass "success"

).error((xhr, status, error) ->

self.updateStats "failed", 1

message = $("<ul class='errors'></ul>")

if xhr.getResponseHeader("Content-Type").indexOf("application/json") is 0

$.each $.parseJSON(xhr.responseText).errors, (attr, errors) ->

$("<li></li>").text(attr + " " + errors).appendTo message

else

$("<li></li>").text(error).appendTo message

job.addClass("error").append message

).complete ->

self.jobDone()

), 500

uploader.init()