rails example code snippets

application.html.haml

-# -*- mode: haml; coding: utf-8; -*-
!!! html
%html
  %head
    %title= @page_title || '기업인'
    = stylesheet_link_tag    "application"
    = javascript_include_tag "application"
    = csrf_meta_tags
    %meta{'http-equiv' => "Content-Type", 'content' => "text/html; charset=UTF-8"}/

  %body

    .site_menu
      - if SessionHelper::signed_in? session then
        - member = SessionHelper::signed_member(session)
        %span.member_signature 
          -# = render :partial => 'member_profile_photo/inline'
          %a{:href => profile_path(member.member_username)}
            %strong #{member.member_username}
          회원님 세션 : 
        %a{:href => url_for(:controller => 'member', :action => 'sign_out')} [로그아웃]
        %a{:href => url_for(:controller => 'member', :action => 'change_password')} [비밀번호 변경]
        %a{:href => edit_profile_path(member.member_username)} [프로필 변경]
      - else
        %a{:href => url_for(:controller => 'member', :action => 'sign_in')} [로그인] 
        %a{:href => url_for(:controller => 'member', :action => 'sign_up')} [회원가입]
        %a{:href => url_for(:controller => 'member', :action => 'find_member_username')} [아이디 찾기]
        %a{:href => url_for(:controller => 'member', :action => 'find_password')} [비밀번호 찾기]

    = render :partial => 'shared/flash_area'



    = yield

application_controller.rb

# -*- coding: utf-8; mode: ruby; -*-
class ApplicationController < ActionController::Base
  protect_from_forgery


  def validate_and_transact(form_id, form_klass, before_validation_cb=nil, &trx_blk)
    if params[form_id] then
      @form = form_klass.new(params[form_id])
      if not before_validation_cb.nil? then
        self.send(before_validation_cb)
      end
      if @form.valid? then
        return trx_blk.call(@form)
      end
    else
      @form = form_klass.new
    end
    render
  end


  def member_login_auth
    # 요게 인증용 before-filter
    unless SessionHelper::signed_in? session then
      redirect_to "/", :alert => '로그인 후 이용해주세요.' and return
    end
  end


  


end

member.rb

require 'members/consts'

class Member
  include MongoMapper::Document

  key :member_username, String, :required => true
  key :email, String, :require => true
  key :password, String, :required => false

  key :activated, Boolean, :default => false

  many :posts
  many :votes

  one :member_profile

  ensure_index [[:member_username, 1]], :unique => true
  ensure_index [[:email, 1]], :unique => true

  validates_presence_of :member_username, :email, :password

  validate :validate_unique_member_username
  validate :validate_unique_email

  def validate_unique_member_username
    unless MemberHelper::unique_member_username? @member_username then
      errors.add(:member_username,
                 MemberModelConsts::MEMBER_USERNAME_ALREADY_REGISTERED_MSG) 
    end
  end

  def validate_unique_email
    unless MemberHelper::unique_email? @email then
      errors.add(:email, MemberModelConsts::EMAIL_ALREADY_REGISTERED_MSG) 
    end
  end



  timestamps!
end

member_profile.rb

# -*- mode: ruby; coding: utf-8; -*-


class MemberProfile
  include MongoMapper::Document
  plugin Joint

  belongs_to :member

  key :member_username, String

  # initial
  key :initiation, Boolean, :default => true

  # 회원 사진
  attachment :photo

  # 회원 이름 (대표자 이름)
  key :real_name, String


  # 업태, 업종
  key :business_section, String # 업종
  key :business_type, String # 업태

  # 개인, 법인 구분
  INDIVIDUAL = 'individual'
  CORPORATE = 'corporate'

  key :enterpreneur_type, String

  # 사업체명
  key :enterpreneur_name, String

  # 개업년월일
  key :enterpreneur_starting_date, Date

  ## NOTE: 주민번호, 법인번호를 한 필드로 묶어버릴까...

  # 주민등록번호
  key :individual_registration_no, String

  # 법인등록번호
  key :corporate_registration_no, String

  # 사업자등록번호
  key :enterpreneur_registration_no, String

  # 본점주소
  key :centre_branch_post_code, String

  key :centre_branch_address1, String
  key :centre_branch_address2, String

  # 대표 전화번호
  key :phone_no, String

  timestamps!


end


#MemberProfile.ensure_index [[:member_id, 1]], :unique => true
MemberProfile.ensure_index [[:member_username, 1]]#, :unique => true

MemberProfile.ensure_index [[:enterpreneur_registration_no, 1],
                            [:individual_registration_no, 1],
                            [:corporate_registration_no, 1]]

member_profile_photo_controller.rb

# -*- coding: utf-8 -*-
class MemberProfilePhotoController < ApplicationController

  before_filter :member_login_auth, :only => [:delete, :edit, :update]

  def delete
    member_username = params[:member_username]
    @member = Member.where(:member_username => member_username).first
    if @member.nil? then
      raise :invalid_member_username
    end
    if @member.member_username != member_username then
      raise :not_authorized_user
    end    
    #
    if params[:sure].present? then      
      mp = @member.member_profile
      mp.photo = nil
      mp.save
      # invalidate member-profile-photo-cache
      MemberProfilePhotoHelper.invalidate_member_photo(@member)
      # TODO: redirect?
      #render :text => %q|삭제하였습니다.|
      redirect_to edit_profile_photo_path(@member.member_username), :notice => '프로필 사진 삭제. 기본 프로필 사진을 사용합니다.'
    else
      render
    end
  end


  def edit
    member_username = params[:member_username] || params[:id]
    @member = Member.where(:member_username => member_username).first
    if @member.nil? then
      raise :invalid_member_username
    end
    if @member.member_username != member_username then
      raise :not_authorized_user
    end    
    #
    render
  end


  def update
    member_username = params[:member_username] || params[:id]
    @member = Member.where(:member_username => member_username).first
    if @member.nil? then
      raise :invalid_member_username
    end
    if @member.member_username != member_username then
      raise :not_authorized_user
    end    
    #
    mp = @member.member_profile
    mp.photo = params[:profile_photo_form][:photo]
    mp.save
    #
    redirect_to edit_profile_photo_path(@member.member_username), :notice => '프로필 사진 업데이트 완료!'
  end

  def show
    member_username = params[:member_username] || params[:id]
    @member = Member.where(:member_username => member_username).first
    if @member.nil? then
      raise :invalid_member_username
    end
    MemberProfilePhotoHelper.send_member_photo(self, @member)
  end

end

post_code_helper.rb

# -*- coding: utf-8; mode: ruby; -*-

module PostCodeHelper

  def PostCodeHelper::parse_search_result(xml)
    require 'rexml/document'
    doc = REXML::Document.new xml
    path = 'post/itemlist/item'
    a = []
    doc.elements.each(path) do |e|
      addr = e.elements['address'].text
      postcd = e.elements['postcd'].text
      a << {:address => addr, :postcd => postcd}
    end
    return a
  end

  def PostCodeHelper::search_via_openapi(region_name)
    require 'net/http'

    base_url = "http://biz.epost.go.kr/KpostPortal/openapied"
    regkey = "79134655fc4477bdc1325677351426"

    uri = URI(base_url)
    params = {:regkey => regkey,
      :target => 'post',
      :query => region_name.force_encoding('utf-8').encode('euc-kr')}
    uri.query = URI.encode_www_form(params)

    req = Net::HTTP::Get.new(uri.request_uri)
    req["Accept-language"] = "ko"

    res = Net::HTTP.start(uri.hostname, uri.port) do |http|
      http.request(req)
    end
    
    if res.is_a?(Net::HTTPSuccess) then
      body = res.body.force_encoding('cp949')
      begin
        return self.parse_search_result(body)
      rescue 
        #Rails.logger.debug("POST-CODE XML PARSE FAIL!! (#{region_name})")
        return []
      end
    else
      Rails.logger.warn("POST-CODE API SERVER FAIL!! (#{region_name}, #{res.code} -- #{res.msg})")
      return []
    end

  end

  def PostCodeHelper::search(region_name)
    cache_key = "PostCodeHelper--#{region_name}"
    if Rails.cache.exist? cache_key then
      return Rails.cache.read(cache_key)
    else
      val = self.search_via_openapi(region_name)
      Rails.cache.write(cache_key, val, {:expire_in => 1.week})
      return val
    end
  end


  def PostCodeHelper::split(post_code)
    if post_code.present? and post_code.index("-").nil? and post_code.length > 3 then
      return [post_code.slice(0..2), post_code.slice(3..-1)]
    end
    return [post_code]
  end

  def PostCodeHelper::format(post_code, j="-")
    PostCodeHelper::split(post_code).join(j)
  end

end

show.html.haml

-# -*- mode: haml; coding: utf-8; -*-

- @page_title = "#{@member.member_username} 회원 프로필"


-# TODO: 항목들 양식 좀 더 예쁘게?

-# TODO: 로그인 && 자기꺼면 --> 프로필 수정 보이기? 


- member_profile = @member.member_profile

%h1= @page_title

%div

  %fieldset

    %legend #{@member.member_username} 회원

    .field
      %label{:for => 'member_username'} 회원ID
      %span#member_username= @member.member_username
      = render :partial => 'member_profile_photo/inline', :locals => {:member_profile => member_profile}

    .field
      %label{:for => 'real_name'} 대표자 성명
      %span#real_name= member_profile.real_name

    .field
      %label{:for => 'phone_no'} 대표 전화번호
      %span#phone_no= member_profile.phone_no


  %fieldset

    %legend 업종, 업태

    .field
      %label{:for => 'business_section'} 업종
      %span#business_section 
        %a{:href => "/category/show/#{member_profile.business_section}"}
          #{BusinessSectionHelper.name_of(member_profile.business_section)}

    .field
      %label{:for => 'business_type'} 업태
      %span#business_type 
        %a{:href => "/category/show/#{member_profile.business_section}/#{member_profile.business_type}"}
          #{BusinessTypeHelper.name_of(member_profile.business_section, member_profile.business_type)}



  %fieldset

    %legend 사업체

    .field
      %label{:for => 'enterpreneur_name'} 사업체명
      %span#enterpreneur_name #{member_profile.enterpreneur_name}

    .field
      %label{:for => 'enterpreneur_starting_date'} 개업년월일
      %span#enterpreneur_starting_date #{member_profile.enterpreneur_starting_date}
      
    .field
      %label{:for => 'enterpreneur_type'} 개인/법인 구분
      %span#enterpreneur_type 
        - case member_profile.enterpreneur_type 
        - when MemberProfile::INDIVIDUAL then
          개인
        - when MemberProfile::CORPORATE then
          법인
        - else
          ???

    .field
      %label{:for => 'centre_branch'} 본점 주소
      %span#centre_branch_addresses
        #{member_profile.centre_branch_address1} 
        %br/
        #{member_profile.centre_branch_address2}
      %span#centre_branch_post_code
        %br/
        #{member_profile.centre_branch_post_code}

        
  - if SessionHelper::signed_and_same_user? session, member_profile.member_username then
    %a{:href => edit_profile_path(member_profile.member_username)} [수정]