foysavas · January 31, 2011 18:12 · wuliwong · Mar 14, 2012 · phrozen · Sep 27, 2012
diff --git a/helpers.rb b/helpers.rb
 def is_ajax_request?
  if respond_to? :content_type
    if request.xhr?
      true
    else
      false
    end
  else
    false
  end
 end

 def json_data(data)
  content_type "application/json" if is_ajax_request?
  {:data => data}.to_json
 end

 def json_errors(*objs)
  content_type "application/json" if is_ajax_request?
  
  errors = {}
  objs.each do |o|
    if o.respond_to? :errors
      errors[o.class.name.snake_case] = o.errors.to_hash
    else
      unless errors['general']
        errors['general'] = []
      end
      errors['general'].push(*o)
    end
  end
  {:errors => errors}.to_json
 end

 def json_redirect(url)
  content_type "application/json" if is_ajax_request?
  {:redirect => url}.to_json
 end
diff --git a/init.rb b/init.rb
 require 'sinatra'
 require 'helpers'
 require 'models'

 post '/settings_image' do
  require_login
  @user = session_user
  @user.image = params['user']['image']
  if @user.save
    @user.reload
    json_data({
      :image => @user.image.url,
      :image_icon40 => @user.image.icon40.url,
      :image_icon60 => @user.image.icon60.url
    })
  else
    json_errors("Failed",@user)
  end
 end
diff --git a/models.rb b/models.rb
 class UserImageUploader < CarrierWave::Uploader::Base 
  include CarrierWave::MiniMagick 
 
  if settings.environment == :production 
    storage :s3 
  else 
    storage :file 
  end 
 
  def store_dir 
    "uploads/users/#{model.id}/image" 
  end 
 
  def extensions_white_list 
    %w(jpg jpeg gif png) 
  end 
 
  process :resize_to_limit => [720,720] 
  version :icon40 do 
    process :resize_to_fill => [40,40] 
  end 
  version :icon60 do 
    process :resize_to_fill => [60,60] 
  end 
  version :profile do 
    process :resize_to_limit => [180,180] 
  end 
 end 

 class User
  include DataMapper::Resource

  property :id, Serial
  timestamps :at, :on
  property :username, String

  property :image, String, :auto_validation => false
  mount_uploader :image, UserImageUploader
 end
	def is_ajax_request?
	if respond_to? :content_type
	if request.xhr?
	true
	else
	false
	end
	else
	false
	end
	end

	def json_data(data)
	content_type "application/json" if is_ajax_request?
	{:data => data}.to_json
	end

	def json_errors(*objs)
	content_type "application/json" if is_ajax_request?

	errors = {}
	objs.each do \|o\|
	if o.respond_to? :errors
	errors[o.class.name.snake_case] = o.errors.to_hash
	else
	unless errors['general']
	errors['general'] = []
	end
	errors['general'].push(*o)
	end
	end
	{:errors => errors}.to_json
	end

	def json_redirect(url)
	content_type "application/json" if is_ajax_request?
	{:redirect => url}.to_json
	end
	require 'sinatra'
	require 'helpers'
	require 'models'

	post '/settings_image' do
	require_login
	@user = session_user
	@user.image = params['user']['image']
	if @user.save
	@user.reload
	json_data({
	:image => @user.image.url,
	:image_icon40 => @user.image.icon40.url,
	:image_icon60 => @user.image.icon60.url
	})
	else
	json_errors("Failed",@user)
	end
	end
	class UserImageUploader < CarrierWave::Uploader::Base
	include CarrierWave::MiniMagick

	if settings.environment == :production
	storage :s3
	else
	storage :file
	end

	def store_dir
	"uploads/users/#{model.id}/image"
	end

	def extensions_white_list
	%w(jpg jpeg gif png)
	end

	process :resize_to_limit => [720,720]
	version :icon40 do
	process :resize_to_fill => [40,40]
	end
	version :icon60 do
	process :resize_to_fill => [60,60]
	end
	version :profile do
	process :resize_to_limit => [180,180]
	end
	end

	class User
	include DataMapper::Resource

	property :id, Serial
	timestamps :at, :on
	property :username, String

	property :image, String, :auto_validation => false
	mount_uploader :image, UserImageUploader
	end