#encoding: utf-8
class AvatarController < ApplicationController
include ActionView::Helpers::NumberHelper
#before_filter :set_cache_buster
include AvatarHelper
include ApplicationHelper
def upload
# Make sure that API users get used to set this content type
# as it won't trigger Rails' automatic parsing of the request body for parameters
unless request.content_type == 'application/octet-stream'
@source_type = params[:source_type]
@source_id = params[:source_id]
@temp_file = params[:img] || params[:avatar][:image]
if @temp_file.respond_to?(:original_filename)
@image_file = @temp_file.original_filename
#image_file.force_encoding("UTF-8") if filename.respond_to?(:force_encoding)
else
@image_file=params[:filename]
end
@is_direct = params[:is_direct]
@auth_type = params[:auth_type]
#base64转换
img_base64_head = 'data:image/jpeg;base64,'
if @temp_file && @temp_file.start_with?(img_base64_head)
@temp_file = StringIO.new(Base64.decode64(@temp_file[img_base64_head.size,@temp_file.size-img_base64_head.size]))
end
else
unless request.raw_post.nil?
@source_type = params[:source_type]
@source_id = params[:source_id]
@temp_file = request.raw_post
@is_direct = params[:is_direct]
@auth_type = params[:auth_type]
if @temp_file.size > 0
if @temp_file.respond_to?(:original_filename)
@image_file = @temp_file.original_filename
#image_file.force_encoding("UTF-8") if filename.respond_to?(:force_encoding)
else
@image_file=params[:filename]
end
@temp_file = StringIO.new(@temp_file)
end
end
end
if @temp_file && (@temp_file.size > 0)
if @temp_file.size > Setting.upload_avatar_max_size.to_i
@status = 1
@msg = l(:error_upload_avatar_to_large, :max_size => number_to_human_size(Setting.upload_avatar_max_size.to_i))
elsif Trustie::Utils::Image.new(@temp_file).image?
diskfile=disk_filename(@source_type,@source_id)
if @source_type == 'UserAuthentication'
diskfile = disk_auth_filename('UserAuthentication', @source_id, @auth_type)
diskfile1 = diskfile + 'temp'
File.delete(diskfile1) if File.exist?(diskfile1)
@urlfile='/' << File.join("images","avatars",avatar_directory(@source_type),auth_filename(@source_id,@auth_type))
elsif @source_type == 'edu_coop' || @source_type == 'com_coop'
diskfile = disk_auth_filename(@source_type, @source_id, '')
diskfile1 = diskfile + 'temp'
@urlfile='/' << File.join("images","avatars",avatar_directory(@source_type),auth_filename(@source_id,''))
elsif @source_type == "Platform"
diskfile = disk_auth_filename(@source_type, @auth_type, "")
@urlfile='/' << File.join("images","avatars", avatar_directory(@source_type),auth_filename(@auth_type,''))
else
@urlfile='/' << File.join("images","avatars",avatar_directory(@source_type),avatar_filename(@source_id,@image_file))
end
# 用户头像上传时进行特别处理
if @is_direct == '1' && (@source_type == 'User' || @source_type == 'Course' || @source_type == 'Project' || @source_type == 'Organization'|| @source_type == 'Contest' || @source_type == 'UserAuthentication'|| @source_type == 'edu_coop' || @source_type == 'com_coop')
diskfile += "temp"
@urlfile += "temp"
end
logger.info("Saving avatar '#{diskfile}' (#{@temp_file.size} bytes)")
path = File.dirname(diskfile)
unless File.directory?(path)
FileUtils.mkdir_p(path)
end
md5 = Digest::MD5.new
File.open(diskfile, "wb") do |f|
if @temp_file.respond_to?(:read)
@temp_file.rewind
buffer = ""
while (buffer = @temp_file.read(8192))
f.write(buffer)
md5.update(buffer)
end
else
f.write(@temp_file)
md5.update(@temp_file)
end
end
if @source_type == 'User' || @source_type == 'UserAuthentication' || @source_type == 'edu_coop' ||
@source_type == 'com_coop' || @source_type == 'Platform' || @source_type == 'Shixun' ||
@source_type == 'Subject' || @source_type == 'Competition' || @source_type == 'PortalImage' ||
@source_type == 'Career' || @source_type == 'School' || @source_type == 'SchoolImage'
elsif @source_type == 'Contest'
Trustie::Utils::Image.new(diskfile,true).compress(900)
else
Trustie::Utils::Image.new(diskfile,true).compress(300)
# us = UsersService.new
# ue = us.edit_user params.merge(id: current_user.id)
end
if @source_type == "User"
reward_grade(User.current, User.current.id, 'Avatar', 100)
end
@status = 0
@msg = ''
else
@status = 2
@msg = l(:not_valid_image_file)
logger.error "上传失败: "+@msg
end
end
@temp_file = nil
respond_to do |format|
format.json{
render :inline => {status: @status, grade: User.current.grade, message:@msg, url:"#{@urlfile.to_s}?#{Time.now.to_i}"}.to_json,:content_type => 'text/html'
return
}
format.js
format.api {
if saved
render :action => 'upload', :status => :created
else
render_validation_errors(@avatar)
end
}
end
end
#add by zjc
#删除图片
def delete_image
@source_type = params[:source_type]
@source_id = params[:source_id]
@source = nil #eval(@source_type).find(@source_id)
if params[:m_delete]
else
c = Object.const_get(@source_type)
if c.respond_to?(:find)
@source = c.find(@source_id)
end
end
diskfile = disk_filename(@source_type,@source_id)
unless diskfile.nil? || diskfile == ""
path = File.dirname(diskfile)
if File.directory?(path)
# 用户头像进行特别处理
if @source_type == 'User' || @source_type == 'Course' || @source_type == 'Project'
diskfile1 = diskfile + 'temp'
File.open(diskfile1, "wb") do |f|
buffer = "DELETE"
f.write(buffer)
end
else
if params[:m_delete] == "1"
diskfile1 = diskfile +"ID"
ApplyUserAuthentication.where(:user_id => @source_id,:auth_type => 1).update_all(:is_delete => true)
File.delete(diskfile1)
@urlfile = url_to_auth_img(0, 'ID')
elsif params[:m_delete] == "2"
diskfile1 = diskfile +"PRO"
ApplyUserAuthentication.where(:user_id => @source_id,:auth_type => 2).update_all(:is_delete => true)
File.delete(diskfile1)
@urlfile = url_to_auth_img(0, 'PRO')
end
end
end
end
rescue Exception => e
logger.info e.message
respond_to do |format|
format.js
format.api {
if saved
render :action => 'upload', :status => :created
else
render_validation_errors(@avatar)
end
}
end
end
private
def set_cache_buster
response.headers["Cache-Control"] = "no-cache, no-store, max-age=0, must-revalidate"
response.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
end
end