engine/app/assets/javascripts/locomotive/views/shared/form_view.js.coffee
2012-02-02 16:53:26 +01:00

112 lines
3.2 KiB
CoffeeScript

Locomotive.Views.Shared ||= {}
class Locomotive.Views.Shared.FormView extends Backbone.View
el: '#content'
render: ->
# make title editable (if possible)
@make_title_editable()
@_hide_last_separator()
# make inputs foldable (if specified)
@make_inputs_foldable()
return @
save: (event) ->
# by default, follow the default behaviour
save_in_ajax: (event, options) ->
event.stopPropagation() & event.preventDefault()
@clear_errors()
options ||= { headers: {}, on_success: null, on_error: null }
previous_attributes = _.clone @model.attributes
@model.save {},
headers: options.headers
success: (model, response, xhr) =>
model.attributes = previous_attributes
options.on_success(response, xhr) if options.on_success
error: (model, xhr) =>
errors = JSON.parse(xhr.responseText)
@show_errors errors
options.on_error() if options.on_error
make_title_editable: ->
title = @$('h2 a.editable')
if title.size() > 0
target = @$("##{title.attr('rel')}")
target.parent().hide()
title.click (event) =>
event.stopPropagation() & event.preventDefault()
newValue = prompt(title.attr('title'), title.html());
if newValue && newValue != ''
title.html(newValue)
target.val(newValue).trigger('change')
make_inputs_foldable: ->
self = @
@$('.formtastic fieldset.foldable.folded ol').hide()
@$('.formtastic fieldset.foldable legend').click ->
parent = $(@).parent()
content = $(@).next()
if parent.hasClass 'folded'
parent.removeClass 'folded'
content.slideDown 100, -> self.after_inputs_fold(parent)
else
content.slideUp 100, -> parent.addClass('folded')
after_inputs_fold: ->
# overide this method if necessary
clear_errors: ->
@$('.inline-errors').remove()
show_errors: (errors) ->
for attribute, message of errors
if _.isString(message[0])
html = $("<div class=\"inline-errors\"><p>#{message[0]}</p></div>")
@show_error attribute, message[0], html
else
@show_error attribute, message
show_error: (attribute, message, html) ->
input = @$("##{@model.paramRoot}_#{attribute}")
input = @$("##{@model.paramRoot}_#{attribute}_id") if input.size() == 0
return unless input.size() > 0
anchor = input.parent().find('.error-anchor')
anchor = input if anchor.size() == 0
anchor.after(html)
_enable_checkbox: (name, options) ->
options ||= {}
model_name = options.model_name || @model.paramRoot
@$("li##{model_name}_#{name}_input input[type=checkbox]").checkToggle
on_callback: =>
_.each options.features, (exp) -> @$("li##{model_name}_#{exp}_input").hide()
options.on_callback() if options.on_callback?
@_hide_last_separator()
off_callback: =>
_.each options.features, (exp) -> @$("li##{model_name}_#{exp}_input").show()
options.off_callback() if options.off_callback?
@_hide_last_separator()
_hide_last_separator: ->
_.each @$('fieldset'), (fieldset) =>
$(fieldset).find('li.last').removeClass('last')
$(_.last($(fieldset).find('li.input:visible'))).addClass('last')