407 lines
15 KiB
Ruby
407 lines
15 KiB
Ruby
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module ActionView
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module Helpers
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module JavaScriptHelper
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# This function can be used to render rjs inline
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#
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# <%= javascript_function do |page|
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# page.replace_html :list, :partial => 'list', :object => @list
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# end %>
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#
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def javascript_function(*args, &block)
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html_options = args.extract_options!
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function = args[0] || ''
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html_options.symbolize_keys!
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function = update_page(&block) if block_given?
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javascript_tag(function)
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end
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def jquery_id(id)
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id.to_s.count('#.*,>+~:[/ ') == 0 ? "##{id}" : id
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end
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def jquery_ids(ids)
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Array(ids).map{|id| jquery_id(id)}.join(',')
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end
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end
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module PrototypeHelper
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unless const_defined? :JQUERY_VAR
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JQUERY_VAR = '$'
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end
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unless const_defined? :JQCALLBACKS
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JQCALLBACKS = Set.new([ :beforeSend, :complete, :error, :success ] + (100..599).to_a)
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AJAX_OPTIONS = Set.new([ :before, :after, :condition, :url,
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:asynchronous, :method, :insertion, :position,
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:form, :with, :update, :script ]).merge(JQCALLBACKS)
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end
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def periodically_call_remote(options = {})
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frequency = options[:frequency] || 10 # every ten seconds by default
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code = "setInterval(function() {#{remote_function(options)}}, #{frequency} * 1000)"
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javascript_tag(code)
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end
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def remote_function(options)
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javascript_options = options_for_ajax(options)
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update = ''
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if options[:update] && options[:update].is_a?(Hash)
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update = []
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update << "success:'#{options[:update][:success]}'" if options[:update][:success]
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update << "failure:'#{options[:update][:failure]}'" if options[:update][:failure]
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update = '{' + update.join(',') + '}'
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elsif options[:update]
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update << "'#{options[:update]}'"
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end
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function = "#{JQUERY_VAR}.ajax(#{javascript_options})"
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function = "#{options[:before]}; #{function}" if options[:before]
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function = "#{function}; #{options[:after]}" if options[:after]
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function = "if (#{options[:condition]}) { #{function}; }" if options[:condition]
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function = "if (confirm('#{escape_javascript(options[:confirm])}')) { #{function}; }" if options[:confirm]
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return function
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end
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class JavaScriptGenerator
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module GeneratorMethods
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def insert_html(position, id, *options_for_render)
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insertion = position.to_s.downcase
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insertion = 'append' if insertion == 'bottom'
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insertion = 'prepend' if insertion == 'top'
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call "#{JQUERY_VAR}(\"#{jquery_id(id)}\").#{insertion}", render(*options_for_render)
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end
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def replace_html(id, *options_for_render)
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insert_html(:html, id, *options_for_render)
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end
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def replace(id, *options_for_render)
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call "#{JQUERY_VAR}(\"#{jquery_id(id)}\").replaceWith", render(*options_for_render)
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end
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def remove(*ids)
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call "#{JQUERY_VAR}(\"#{jquery_ids(ids)}\").remove"
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end
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def show(*ids)
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call "#{JQUERY_VAR}(\"#{jquery_ids(ids)}\").show"
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end
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def hide(*ids)
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call "#{JQUERY_VAR}(\"#{jquery_ids(ids)}\").hide"
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end
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def toggle(*ids)
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call "#{JQUERY_VAR}(\"#{jquery_ids(ids)}\").toggle"
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end
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def jquery_id(id)
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id.to_s.count('#.*,>+~:[/ ') == 0 ? "##{id}" : id
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end
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def jquery_ids(ids)
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Array(ids).map{|id| jquery_id(id)}.join(',')
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end
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end
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end
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protected
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def options_for_ajax(options)
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js_options = build_callbacks(options)
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url_options = options[:url]
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url_options = url_options.merge(:escape => false) if url_options.is_a?(Hash)
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js_options['url'] = "'#{url_for(url_options)}'"
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js_options['async'] = false if options[:type] == :synchronous
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js_options['type'] = options[:method] ? method_option_to_s(options[:method]) : ( options[:form] ? "'post'" : nil )
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js_options['dataType'] = options[:datatype] ? "'#{options[:datatype]}'" : (options[:update] ? nil : "'script'")
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if options[:form]
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js_options['data'] = "#{JQUERY_VAR}.param(#{JQUERY_VAR}(this).serializeArray())"
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elsif options[:submit]
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js_options['data'] = "#{JQUERY_VAR}(\"##{options[:submit]} :input\").serialize()"
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elsif options[:with]
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js_options['data'] = options[:with].gsub("Form.serialize(this.form)","#{JQUERY_VAR}.param(#{JQUERY_VAR}(this.form).serializeArray())")
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end
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js_options['type'] ||= "'post'"
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if options[:method]
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if method_option_to_s(options[:method]) == "'put'" || method_option_to_s(options[:method]) == "'delete'"
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js_options['type'] = "'post'"
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if js_options['data']
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js_options['data'] << " + '&"
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else
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js_options['data'] = "'"
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end
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js_options['data'] << "_method=#{options[:method]}'"
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end
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end
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if respond_to?('protect_against_forgery?') && protect_against_forgery?
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if js_options['data']
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js_options['data'] << " + '&"
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else
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js_options['data'] = "'"
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end
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js_options['data'] << "#{request_forgery_protection_token}=' + encodeURIComponent('#{escape_javascript form_authenticity_token}')"
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end
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js_options['data'] = "''" if js_options['type'] == "'post'" && js_options['data'].nil?
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options_for_javascript(js_options.reject {|key, value| value.nil?})
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end
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def build_update_for_success(html_id, insertion=nil)
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insertion = build_insertion(insertion)
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"#{JQUERY_VAR}('#{jquery_id(html_id)}').#{insertion}(request);"
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end
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def build_update_for_error(html_id, insertion=nil)
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insertion = build_insertion(insertion)
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"#{JQUERY_VAR}('#{jquery_id(html_id)}').#{insertion}(request.responseText);"
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end
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def build_insertion(insertion)
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insertion = insertion ? insertion.to_s.downcase : 'html'
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insertion = 'append' if insertion == 'bottom'
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insertion = 'prepend' if insertion == 'top'
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insertion
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end
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def build_observer(klass, name, options = {})
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if options[:with] && (options[:with] !~ /[\{=(.]/)
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options[:with] = "'#{options[:with]}=' + value"
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else
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options[:with] ||= 'value' unless options[:function]
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end
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callback = options[:function] || remote_function(options)
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javascript = "#{JQUERY_VAR}('#{jquery_id(name)}').delayedObserver("
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javascript << "#{options[:frequency] || 0}, "
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javascript << "function(element, value) {"
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javascript << "#{callback}}"
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#javascript << ", '#{options[:on]}'" if options[:on]
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javascript << ")"
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javascript_tag(javascript)
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end
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def build_callbacks(options)
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callbacks = {}
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options[:beforeSend] = '';
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[:uninitialized,:loading,:loaded].each do |key|
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options[:beforeSend] << (options[key].last == ';' ? options.delete(key) : options.delete(key) << ';') if options[key]
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end
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options.delete(:beforeSend) if options[:beforeSend].blank?
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options[:error] = options.delete(:failure) if options[:failure]
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if options[:update]
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if options[:update].is_a?(Hash)
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options[:update][:error] = options[:update].delete(:failure) if options[:update][:failure]
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if options[:update][:success]
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options[:success] = build_update_for_success(options[:update][:success], options[:position]) << (options[:success] ? options[:success] : '')
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end
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if options[:update][:error]
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options[:error] = build_update_for_error(options[:update][:error], options[:position]) << (options[:error] ? options[:error] : '')
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end
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else
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options[:success] = build_update_for_success(options[:update], options[:position]) << (options[:success] ? options[:success] : '')
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end
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end
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options.each do |callback, code|
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if JQCALLBACKS.include?(callback)
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callbacks[callback] = "function(request){#{code}}"
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end
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end
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callbacks
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end
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end
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class JavaScriptElementProxy < JavaScriptProxy #:nodoc:
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unless const_defined? :JQUERY_VAR
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JQUERY_VAR = ActionView::Helpers::PrototypeHelper::JQUERY_VAR
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end
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def initialize(generator, id)
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id = id.to_s.count('#.*,>+~:[/ ') == 0 ? "##{id}" : id
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@id = id
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super(generator, "#{JQUERY_VAR}(\"#{id}\")")
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end
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def replace_html(*options_for_render)
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call 'html', @generator.send(:render, *options_for_render)
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end
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def replace(*options_for_render)
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call 'replaceWith', @generator.send(:render, *options_for_render)
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end
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def value()
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call 'val()'
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end
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def value=(value)
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call 'val', value
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end
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end
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class JavaScriptElementCollectionProxy < JavaScriptCollectionProxy #:nodoc:\
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unless const_defined? :JQUERY_VAR
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JQUERY_VAR = ActionView::Helpers::PrototypeHelper::JQUERY_VAR
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end
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def initialize(generator, pattern)
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super(generator, "#{JQUERY_VAR}(#{pattern.to_json})")
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end
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end
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module ScriptaculousHelper
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unless const_defined? :JQUERY_VAR
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JQUERY_VAR = ActionView::Helpers::PrototypeHelper::JQUERY_VAR
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end
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unless const_defined? :SCRIPTACULOUS_EFFECTS
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SCRIPTACULOUS_EFFECTS = {
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:appear => {:method => 'fadeIn'},
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:blind_down => {:method => 'blind', :mode => 'show', :options => {:direction => 'vertical'}},
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:blind_up => {:method => 'blind', :mode => 'hide', :options => {:direction => 'vertical'}},
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:blind_right => {:method => 'blind', :mode => 'show', :options => {:direction => 'horizontal'}},
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:blind_left => {:method => 'blind', :mode => 'hide', :options => {:direction => 'horizontal'}},
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:bounce_in => {:method => 'bounce', :mode => 'show', :options => {:direction => 'up'}},
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:bounce_out => {:method => 'bounce', :mode => 'hide', :options => {:direction => 'up'}},
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:drop_in => {:method => 'drop', :mode => 'show', :options => {:direction => 'up'}},
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:drop_out => {:method => 'drop', :mode => 'hide', :options => {:direction => 'down'}},
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:fade => {:method => 'fadeOut'},
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:fold_in => {:method => 'fold', :mode => 'hide'},
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:fold_out => {:method => 'fold', :mode => 'show'},
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:grow => {:method => 'scale', :mode => 'show'},
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:shrink => {:method => 'scale', :mode => 'hide'},
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:slide_down => {:method => 'slide', :mode => 'show', :options => {:direction => 'up'}},
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:slide_up => {:method => 'slide', :mode => 'hide', :options => {:direction => 'up'}},
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:slide_right => {:method => 'slide', :mode => 'show', :options => {:direction => 'left'}},
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:slide_left => {:method => 'slide', :mode => 'hide', :options => {:direction => 'left'}},
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:squish => {:method => 'scale', :mode => 'hide', :options => {:origin => "['top','left']"}},
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:switch_on => {:method => 'clip', :mode => 'show', :options => {:direction => 'vertical'}},
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:switch_off => {:method => 'clip', :mode => 'hide', :options => {:direction => 'vertical'}},
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:toggle_appear => {:method => 'fadeToggle'},
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:toggle_slide => {:method => 'slide', :mode => 'toggle', :options => {:direction => 'up'}},
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:toggle_blind => {:method => 'blind', :mode => 'toggle', :options => {:direction => 'vertical'}},
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}
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end
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def visual_effect(name, element_id = false, js_options = {})
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element = element_id ? element_id : "this"
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if SCRIPTACULOUS_EFFECTS.has_key? name.to_sym
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effect = SCRIPTACULOUS_EFFECTS[name.to_sym]
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name = effect[:method]
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mode = effect[:mode]
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js_options = js_options.merge(effect[:options]) if effect[:options]
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end
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[:color, :direction].each do |option|
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js_options[option] = "'#{js_options[option]}'" if js_options[option]
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end
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if js_options.has_key? :duration
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speed = js_options.delete :duration
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speed = (speed * 1000).to_i unless speed.nil?
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else
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speed = js_options.delete :speed
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end
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if ['fadeIn','fadeOut','fadeToggle'].include?(name)
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javascript = "#{JQUERY_VAR}('#{jquery_id(element_id)}').#{name}("
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javascript << "#{speed}" unless speed.nil?
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javascript << ");"
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else
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javascript = "#{JQUERY_VAR}('#{jquery_id(element_id)}').#{mode || 'effect'}('#{name}'"
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javascript << ",#{options_for_javascript(js_options)}" unless speed.nil? && js_options.empty?
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javascript << ",#{speed}" unless speed.nil?
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javascript << ");"
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end
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end
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def sortable_element_js(element_id, options = {}) #:nodoc:
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#convert similar attributes
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options[:handle] = ".#{options[:handle]}" if options[:handle]
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if options[:tag] || options[:only]
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options[:items] = "> "
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options[:items] << options.delete(:tag) if options[:tag]
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options[:items] << ".#{options.delete(:only)}" if options[:only]
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end
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options[:connectWith] = options.delete(:containment).map {|x| "##{x}"} if options[:containment]
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options[:containment] = options.delete(:container) if options[:container]
|
||
|
|
options[:dropOnEmpty] = false unless options[:dropOnEmpty]
|
||
|
|
options[:helper] = "'clone'" if options[:ghosting] == true
|
||
|
|
options[:axis] = case options.delete(:constraint)
|
||
|
|
when "vertical"
|
||
|
|
"y"
|
||
|
|
when "horizontal"
|
||
|
|
"x"
|
||
|
|
when false
|
||
|
|
nil
|
||
|
|
when nil
|
||
|
|
"y"
|
||
|
|
end
|
||
|
|
options.delete(:axis) if options[:axis].nil?
|
||
|
|
options.delete(:overlap)
|
||
|
|
options.delete(:ghosting)
|
||
|
|
|
||
|
|
if options[:onUpdate] || options[:url]
|
||
|
|
options[:with] ||= "#{JQUERY_VAR}(this).sortable('serialize',{key:'#{element_id}'})"
|
||
|
|
options[:onUpdate] ||= "function(){" + remote_function(options) + "}"
|
||
|
|
end
|
||
|
|
|
||
|
|
options.delete_if { |key, value| PrototypeHelper::AJAX_OPTIONS.include?(key) }
|
||
|
|
options[:update] = options.delete(:onUpdate) if options[:onUpdate]
|
||
|
|
|
||
|
|
[:axis, :cancel, :containment, :cursor, :handle, :tolerance, :items, :placeholder].each do |option|
|
||
|
|
options[option] = "'#{options[option]}'" if options[option]
|
||
|
|
end
|
||
|
|
|
||
|
|
options[:connectWith] = array_or_string_for_javascript(options[:connectWith]) if options[:connectWith]
|
||
|
|
|
||
|
|
%(#{JQUERY_VAR}('#{jquery_id(element_id)}').sortable(#{options_for_javascript(options)});)
|
||
|
|
end
|
||
|
|
|
||
|
|
def draggable_element_js(element_id, options = {})
|
||
|
|
%(#{JQUERY_VAR}("#{jquery_id(element_id)}").draggable(#{options_for_javascript(options)});)
|
||
|
|
end
|
||
|
|
|
||
|
|
def drop_receiving_element_js(element_id, options = {})
|
||
|
|
#convert similar options
|
||
|
|
options[:hoverClass] = options.delete(:hoverclass) if options[:hoverclass]
|
||
|
|
options[:drop] = options.delete(:onDrop) if options[:onDrop]
|
||
|
|
|
||
|
|
if options[:drop] || options[:url]
|
||
|
|
options[:with] ||= "'id=' + encodeURIComponent(#{JQUERY_VAR}(ui.draggable).attr('id'))"
|
||
|
|
options[:drop] ||= "function(ev, ui){" + remote_function(options) + "}"
|
||
|
|
end
|
||
|
|
|
||
|
|
options.delete_if { |key, value| PrototypeHelper::AJAX_OPTIONS.include?(key) }
|
||
|
|
|
||
|
|
options[:accept] = array_or_string_for_javascript(options[:accept]) if options[:accept]
|
||
|
|
[:activeClass, :hoverClass, :tolerance].each do |option|
|
||
|
|
options[option] = "'#{options[option]}'" if options[option]
|
||
|
|
end
|
||
|
|
|
||
|
|
%(#{JQUERY_VAR}('#{jquery_id(element_id)}').droppable(#{options_for_javascript(options)});)
|
||
|
|
end
|
||
|
|
|
||
|
|
end
|
||
|
|
|
||
|
|
end
|
||
|
|
end
|