haml_helpers.rb

def partial(template, locals={})
  haml("_#{template}".to_sym, :locals => locals, :layout => false)
end

def errors_on(object, field)
  return "" unless errors = object.errors.on(field)
  errors.map {|e| e.gsub(/#{field} /i, "") }.join(", ")
end

def error_class(object, field)
  object.errors.on(field).nil? ? "" : "with_errors"
end

def checkbox(name, condition, extras={})
  attrs = {:name => name, :type => "checkbox", :value => "1"}
  attrs[:checked] = !!condition
  attrs.update(extras)
end

def dropdown(name, id, options, selected="")
  haml_tag(:select, :id => id, :name => name) {
    options.each { |opt|
      haml_tag :option, opt, :value => opt, :selected => (opt == selected)
    }
  }
end

new.haml

%form{ :method => "post", :action => (@project.new? ? root_path : project_path(@project)) }
  - unless @project.new?
    .hidden
      %input{ :name => "_method", :type => "hidden", :value => "put" }

  %p.required{ :class => error_class(@project, :name) }
    %label{ :for => "project_name" }<
      &== Name #{errors_on @project, :name}
    %input.text#project_name{ :name => "project_data[name]", :type => "text", :value => h(@project.name) }

  %p.required{ :class => error_class(@project, :uri) }
    %label{ :for => "project_repository" }<
      &== Repository URI#{errors_on @project, :uri}
    %input.text#project_repository{ :name => "project_data[uri]", :type => "text", :value => h(@project.uri) }

  %p.normal{ :class => error_class(@project, :branch) }
    %label{ :for => "project_branch" }<
      &== Branch to track #{errors_on @project, :branch}
    %input.text#project_branch{ :name => "project_data[branch]", :type => "text", :value => h(@project.branch) }

  %p.normal{ :class => error_class(@project, :command) }
    %label{ :for => "project_build_script" }
      &== Build script #{errors_on @project, :command}
    %textarea#project_build_script{ :name => "project_data[command]", :cols => 40, :rows => 2 }
      &== #{@project.command.to_s}

  %p.normal.checkbox
    %label{ :for => "project_public" } Public project
    %input.hidden{ :name => "project_data[public]", :value => "0", :type => "hidden" }
    %input.checkbox#project_public{ checkbox("project_data[public]", @project.public?) }

  - notifier_form

  %p.submit
    %button.positive{ :type => "submit" }= @project.new? ? "Create Project" : "Update Project"

- unless @project.new?
  %form{ :method => "post", :action => project_path(@project) }
    .hidden
      %input{ :name => "_method", :type => "hidden", :value => "delete" }
    %h2 Delete this project
    %p.submit.destroy
      This will delete the project and all the builds in the system
      %button.negative{ :type => "submit" } Yes, I'm sure, nuke it