socialforge/app/controllers/attachments_controller.rb

446 lines
16 KiB
Ruby

# Redmine - project management software
# Copyright (C) 2006-2013 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
class AttachmentsController < ApplicationController
layout "users_base"
before_filter :find_project, :only => [:show, :download, :thumbnail, :destroy, :delete_homework]#, :except => [:upload, :autocomplete]
before_filter :file_readable, :read_authorize, :only => [:show, :thumbnail]#Modified by young
before_filter :delete_authorize, :only => :destroy
before_filter :authorize_global, :only => :upload
before_filter :authorize_attachment_download, :only => :download
#before_filter :login_without_softapplication, only: [:download]
accept_api_auth :show, :download, :upload
require 'iconv'
include AttachmentsHelper
def show
respond_to do |format|
format.html {
if @attachment.is_diff?
@diff = File.new(@attachment.diskfile, "rb").read
@diff_type = params[:type] || User.current.pref[:diff_type] || 'inline'
@diff_type = 'inline' unless %w(inline sbs).include?(@diff_type)
# Save diff type as user preference
if User.current.logged? && @diff_type != User.current.pref[:diff_type]
User.current.pref[:diff_type] = @diff_type
User.current.preference.save
end
render :action => 'diff'
elsif @attachment.is_text? && @attachment.filesize <= Setting.file_max_size_displayed.to_i.kilobyte
@content = File.new(@attachment.diskfile, "rb").read
# 编码为非 UTF-8先进行间接转码
# 部分unicode编码不直接支持转为 UTF-8
# modify by nwb
if @content.encoding.name != 'UTF-8'
@content = @content.force_encoding('GBK')
@content = @content.encode('UTF-8')
end
render :action => 'file'
else
download
end
}
format.api
end
rescue Encoding::InvalidByteSequenceError => e
render :action => 'file'
end
def download
# modify by nwb
# 下载添加权限设置
candown = false
if @attachment.container.class.to_s != "HomeworkAttach" && (@attachment.container.has_attribute?(:project) || @attachment.container.has_attribute?(:project_id)) && @attachment.container.project
project = @attachment.container.project
candown= User.current.member_of?(project) || (project.is_public && @attachment.is_public == 1)
elsif @attachment.container.is_a?(Project)
project = @attachment.container
candown= User.current.member_of?(project) || (project.is_public && @attachment.is_public == 1)
elsif (@attachment.container.has_attribute?(:board) || @attachment.container.has_attribute?(:board_id)) && @attachment.container.board &&
@attachment.container.board.project
project = @attachment.container.board.project
candown = User.current.member_of?(project) || (project.is_public && @attachment.is_public == 1)
elsif (@attachment.container.has_attribute?(:course) ||@attachment.container.has_attribute?(:course_id) ) && @attachment.container.course
course = @attachment.container.course
candown = User.current.member_of_course?(course) || (course.is_public==1 && @attachment.is_public == 1)
elsif @attachment.container.is_a?(Course)
course = @attachment.container
candown= User.current.member_of_course?(course) || (course.is_public==1 && @attachment.is_public == 1)
elsif (@attachment.container.has_attribute?(:board) || @attachment.container.has_attribute?(:board_id)) && @attachment.container.board &&
@attachment.container.board.course
course = @attachment.container.board.course
candown= User.current.member_of_course?(course) || (course.is_public==1 && @attachment.is_public == 1)
elsif @attachment.container.class.to_s=="HomeworkAttach" && @attachment.container.bid.reward_type == 3
candown = true
elsif @attachment.container_type == "Bid" && @attachment.container && @attachment.container.courses
candown = User.current.member_of_course?(@attachment.container.courses.first) || (course.is_public == 1 && @attachment.is_public == 1)
else
candown = @attachment.is_public == 1
end
if candown || User.current.admin? || User.current.id == @attachment.author_id
@attachment.increment_download
if stale?(:etag => @attachment.digest)
# images are sent inline
send_file @attachment.diskfile, :filename => filename_for_content_disposition(@attachment.filename),
:type => detect_content_type(@attachment),
:disposition => (@attachment.image? ? 'inline' : 'attachment')
end
else
render_403 :message => :notice_not_authorized
end
rescue => e
redirect_to "http://" + (Setting.host_name.to_s) +"/file_not_found.html"
end
#更新资源文件类型
def updateType
@attachment = Attachment.find(params[:attachmentid])
if @attachment != nil
@attachment.attachtype = params[:newtype]
@attachment.save
render :text =>'success'
else
render :text=>'error'
end
end
# 更新文件密级
def updateFileDense
@attachment = Attachment.find(params[:attachmentid])
if @attachment != nil
filedense = params[:newtype].to_s
# d = Iconv.conv("unicodebig","utf-8",filedense)
if filedense == "%E5%85%AC%E5%BC%80" #l(:field_is_public)
@attachment.is_public = 1
else
@attachment.is_public = 0
end
@attachment.save
@newfiledense = filedense
end
respond_to do |format|
format.js
end
end
def update_file_dense
@attachment = Attachment.find(params[:attachmentid])
if @attachment != nil
filedense = params[:newtype].to_s
if filedense == "1"
@attachment.is_public = 1
else
@attachment.is_public = 0
end
@attachment.save
@newfiledense = filedense
end
respond_to do |format|
format.js
end
end
def thumbnail
if @attachment.thumbnailable? && thumbnail = @attachment.thumbnail(:size => params[:size])
if stale?(:etag => thumbnail)
send_file thumbnail,
:filename => filename_for_content_disposition(@attachment.filename),
:type => detect_content_type(@attachment),
:disposition => 'inline'
end
else
# No thumbnail for the attachment or thumbnail could not be created
render :nothing => true, :status => 404
end
end
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'
render :nothing => true, :status => 406
return
end
@attachment = Attachment.new(:file => request.raw_post)
@attachment.author = User.current
@attachment.filename = params[:filename].presence || Redmine::Utils.random_hex(16)
saved = @attachment.save
respond_to do |format|
format.js
format.api {
if saved
render :action => 'upload', :status => :created
else
render_validation_errors(@attachment)
end
}
end
end
def destroy
if @attachment.container.respond_to?(:init_journal)
@attachment.container.init_journal(User.current)
end
if @attachment.container
# Make sure association callbacks are called
@attachment.container.attachments.delete(@attachment)
else
@attachment.destroy
end
respond_to do |format|
if !@attachment.container.nil? &&
(@attachment.container.is_a?(Course) || ((@attachment.container.has_attribute?(:course) || @attachment.container.has_attribute?(:course_id) ) &&
@attachment.container.course ) || ((@attachment.container.has_attribute?(:board) || @attachment.container.has_attribute?(:board_id)) &&
@attachment.container.board && @attachment.container.board.course ) )
if @attachment.container.is_a?(News)
format.html { redirect_to_referer_or news_path(@attachment.container) }
elsif @attachment.container.is_a?(Message)
format.html { redirect_to_referer_or new_board_message_path(@attachment.container) }
elsif @course.nil?
format.html { redirect_to_referer_or forum_memo_path(@attachment.container.forum, @attachment.container) }
else
format.html { redirect_to_referer_or course_path(@course) }
end
elsif !@attachment.container.nil? && @attachment.container.is_a?(Softapplication)
format.html { redirect_to_referer_or softapplications_path(@attachment.container) }
elsif !@attachment.container.nil? && @attachment.container.is_a?(Bid)
format.html { redirect_to_referer_or respond_path(@attachment.container) }
else
if @project.nil?
format.html { redirect_to_referer_or forum_memo_path(@attachment.container.forum, @attachment.container) }
else
format.html { redirect_to_referer_or project_path(@project) }
end
end
format.js
end
end
def delete_homework
@bid = @attachment.container.bid
# Make sure association callbacks are called
container = @attachment.container
@attachment.container.attachments.delete(@attachment)
#if container.attachments.empty?
#container.delete
#end
respond_to do |format|
format.html { redirect_to_referer_or respond_path(@bid) }
format.js
end
end
#删除竞赛作品的附件
def delete_softapplications
@attachment = Attachment.find params[:id]
@softapplication = @attachment.container if @attachment!=nil
@attachment.container.attachments.delete(@attachment) if @attachment!=nil
respond_to do |format|
format.html { redirect_to_referer_or edit_softapplication_path(@softapplication) }
#format.js
end
end
def autocomplete
# modify by nwb
if params[:project_id]
@project = Project.find_by_id(params[:project_id])
elsif params[:course_id]
@course = Course.find_by_id(params[:course_id])
end
respond_to do |format|
format.js
end
end
def add_exist_file_to_project
classname = params[:class_name]
class_id = params[:class_id]
attachments = params[:attachment][:attach]
obj = Object.const_get(classname).find_by_id(class_id)
attachments.collect do |attach_id|
ori = Attachment.find_by_id(attach_id)
next if ori.blank?
attach_copied_obj = ori.copy
attach_copied_obj.tag_list.add(ori.tag_list) # tag关联
attach_copied_obj.container = obj
attach_copied_obj.created_on = Time.now
attach_copied_obj.author_id = User.current.id
if attach_copied_obj.attachtype == nil
attach_copied_obj.attachtype = 1
end
@obj = obj
@save_flag = attach_copied_obj.save
@save_message = attach_copied_obj.errors.full_messages
end
respond_to do |format|
format.js
end
rescue NoMethodError
@save_flag = false
@save_message = [] << l(:error_attachment_empty)
respond_to do |format|
format.js
end
end
def add_exist_file_to_course
class_id = params[:class_id]
attachments = params[:attachment][:attach]
obj = Course.find_by_id(class_id)
attachments.collect do |attach_id|
ori = Attachment.find_by_id(attach_id)
next if ori.blank?
attach_copied_obj = ori.copy
attach_copied_obj.tag_list.add(ori.tag_list) # tag关联
attach_copied_obj.container = obj
attach_copied_obj.created_on = Time.now
attach_copied_obj.author_id = User.current.id
if attach_copied_obj.attachtype == nil
attach_copied_obj.attachtype = 4
end
@obj = obj
@save_flag = attach_copied_obj.save
@save_message = attach_copied_obj.errors.full_messages
end
respond_to do |format|
format.js
end
rescue NoMethodError
@save_flag = false
@save_message = [] << l(:error_attachment_empty)
respond_to do |format|
format.js
end
end
def add_exist_file_to_courses
file = Attachment.find(params[:file_id])
courses = params[:courses][:course]
@message = ""
courses.each do |course|
c = Course.find(course);
if course_contains_attachment?(c,file)
@message += l(:label_course_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
next
end
attach_copied_obj = file.copy
attach_copied_obj.tag_list.add(file.tag_list) # tag关联
attach_copied_obj.container = c
attach_copied_obj.created_on = Time.now
attach_copied_obj.author_id = User.current.id
attach_copied_obj.copy_from = file.copy_from.nil? ? file.id : file.copy_from
if attach_copied_obj.attachtype == nil
attach_copied_obj.attachtype = 4
end
@obj = c
@save_flag = attach_copied_obj.save
@save_message = attach_copied_obj.errors.full_messages
end
respond_to do |format|
format.js
end
rescue NoMethodError
@save_flag = false
@save_message = [] << l(:label_course_empty_select)
respond_to do |format|
format.js
end
end
private
def find_project
@attachment = Attachment.find(params[:id])
# Show 404 if the filename in the url is wrong
# modify by nwb
raise ActiveRecord::RecordNotFound if params[:filename] && params[:filename] != @attachment.filename
if @attachment.container_type == 'Course'
@course = @attachment.course
elsif !@attachment.container.nil? && (@attachment.container.has_attribute?(:course) || @attachment.container.has_attribute?(:course_id)) && @attachment.container.course
@course = @attachment.container.course
elsif !@attachment.container.nil? && ((@attachment.container.has_attribute?(:board) || @attachment.container.has_attribute?(:board_id)) && @attachment.container.board &&
@attachment.container.board.course)
@course = @attachment.container.board.course
else
unless @attachment.container_type == 'Bid' || @attachment.container_type == 'HomeworkAttach' || @attachment.container_type == 'Memo' || @attachment.container_type == 'Softapplication'
@project = @attachment.project
end
end
rescue ActiveRecord::RecordNotFound
render_404
end
# Checks that the file exists and is readable
def file_readable
if @attachment.readable?
true
else
logger.error "Cannot send attachment, #{@attachment.diskfile} does not exist or is unreadable."
render_404
end
end
def read_authorize
if @attachment.container_type == "HomeworkAttach" || @attachment.container_type == 'Bid'
true
#User.current.allowed_to?(:view_homework_attaches, @attachment.project) ? true : deny_access
else
@attachment.visible? ? true : deny_access
end
end
def delete_authorize
@attachment.deletable? ? true : deny_access
end
def detect_content_type(attachment)
content_type = attachment.content_type
if content_type.blank?
content_type = Redmine::MimeType.of(attachment.filename)
end
content_type.to_s
end
def login_without_softapplication
referer = request.headers['Referer']
require_login unless referer =~ /softapplication/ || @attachment.container_type == "Memo"
end
def renderTag
@attachmentNew = Attachment.find(params[:attchmentId])
respond_to do |format|
format.js
end
end
end