Module: Hammock::Ajaxinate::InstanceMethods

Defined in:
lib/hammock/ajaxinate.rb

Instance Method Summary collapse

Instance Method Details

#ajax_button(verb, record, opts = {}) ⇒ Object 



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# File 'lib/hammock/ajaxinate.rb', line 15

def ajax_button verb, record, opts = {}
  ajax_link verb, record, opts.merge(:class => [opts[:class], 'button'].squash.join(' '))
end

#ajax_link(verb, record, opts = {}) ⇒ Object 



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# File 'lib/hammock/ajaxinate.rb', line 19

def ajax_link verb, record, opts = {}
  if can_verb_entity?(verb, record)
    route = ajaxinate verb, record, opts

    content_tag :a,
      opts[:text] || route.verb.to_s.capitalize,
      :class => [opts[:class], link_class_for(route.verb, record)].squash.join(' '),
      :href => route.path,
      :onclick => 'return false;',
      :style => opts[:style]
  end
end

#ajaxinate(verb, record, opts = {}) ⇒ Object 



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# File 'lib/hammock/ajaxinate.rb', line 32

def ajaxinate verb, record, opts = {}
  record_attributes = record.is_a?(ActiveRecord::Base) ? {record.base_model => record.unsaved_attributes} : {}
  link_params = {record.base_model => (opts.delete(:record) || {}) }.merge(opts[:params] || {})
  route = route_for verb, record
  attribute = link_params[:attribute]
  link_class = link_class_for route.verb, record, attribute

  link_params[:_method] = route.http_method
  link_params[:format] = opts[:format].to_s unless opts[:format].blank?

  form_elements_hash = if route.get?
    '{ }'
  elsif attribute.blank?
    "jQuery('form').serializeHash()"
  else
    "{ '#{record.base_model}[#{attribute}]': $('.#{link_class}').val() }"
  end

  response_action = case link_params[:format].to_s
  when 'js'
    "eval(response);"
  else
    "jQuery('.#{opts[:target] || link_class + '_target'}').before(response).remove();"
  end

  # TODO check the response code in the callback, and replace :after with :success and :failure.
  js = %Q{
    jQuery('.#{link_class}').#{opts[:on] || 'click'}(function() {
      var obj = null;

      if (#{opts[:spinner] ? 'true' : 'false'}) {
        obj = jQuery(this).parent().find('.statuses');
        obj.find('.spinner').animate({opacity: 'show'}, 100);
      }

      /*if (#{attribute.blank? ? 'false' : 'true'} && (jQuery('.#{link_class}_target .original_value').html() == jQuery('.#{link_class}_target .modify input').val())) {
        eval("#{clean_snippet opts[:skipped]}");
      } else*/ if (false == eval("#{clean_snippet opts[:before]}")) {
        // before callback failed
      } else { // fire the request
        jQuery.#{route.fake_http_method}(
          '#{route.path}',
          jQuery.extend(
            #{record_attributes.to_flattened_json},
            #{form_elements_hash},
            #{link_params.to_flattened_json},
            #{forgery_key_json(route.http_method)}
          ),
          function(response, textStatus) {
            #{response_action}
            if (obj) {
              obj.children('.spinner').hide();
              #{"if ('success' == textStatus) obj.children('.success').show().fadeOut(4000);" if opts[:spinner] != :pending}
            }
            eval("#{clean_snippet opts[:after]}");
          }
        );
      }
    });
  }

  append_javascript js
  route
end

#jquery_xhr(verb, record, opts = {}) ⇒ Object 



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# File 'lib/hammock/ajaxinate.rb', line 108

def jquery_xhr verb, record, opts = {}
  route = route_for verb, record
  params = if opts[:params].is_a?(String)
    opts[:params].chomp(',').start_with('{').end_with('}')
  else
    (opts[:params] || {}).merge(record.base_model => (opts[:record] || {})).to_flattened_json
  end

  response_action = case opts[:format].to_s
  when 'js'
    "eval(data);"
  else
    "obj.replaceWith(data);"
  end

  %Q{
    if (typeof(obj) != 'undefined') {
      jQuery('.spinner', obj).show();
    }

    jQuery.#{route.fake_http_method}(
      '#{route.path}',
      jQuery.extend(
        #{params},
        {format: '#{opts[:format] || 'html'}', _method: '#{route.http_method}'},
        #{forgery_key_json(route.http_method)}
      ),
      function(data, textStatus) {
        #{response_action}
        #{status_callback}
        #{(opts[:callback] || '').end_with(';')}
      }
    );
  }
end

#status_callback ⇒ Object 



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# File 'lib/hammock/ajaxinate.rb', line 97

def status_callback
  %Q{
    if ('success' == textStatus) {
      jQuery('.success', jQuery('#' + jQuery(data).attr("id"))).show().fadeOut(4000);
    } else {
      jQuery('.statuses .failure', obj).hide();
      jQuery('.statuses .failure', obj).show().parents('obj').BlindUp();
    }
  }
end