674 lines
25 KiB
Ruby
674 lines
25 KiB
Ruby
# Redmine - project management software
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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class AttachmentsController < ApplicationController
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layout "users_base"
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before_filter :find_project, :only => [:show, :download, :thumbnail, :destroy, :delete_homework]#, :except => [:upload, :autocomplete]
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before_filter :file_readable, :read_authorize, :only => [:show, :thumbnail]#Modified by young
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before_filter :delete_authorize, :only => [:destroy]
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before_filter :authorize_global, :only => [:upload]
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before_filter :authorize_attachment_download1, :only => [:download]
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before_filter :has_login
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#before_filter :login_without_softapplication, only: [:download]
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accept_api_auth :show, :download, :upload
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require 'iconv'
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include AttachmentsHelper
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include ApplicationHelper
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def show
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respond_to do |format|
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format.html {
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if @attachment.is_diff?
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@diff = File.new(@attachment.diskfile, "rb").read
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@diff_type = params[:type] || User.current.pref[:diff_type] || 'inline'
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@diff_type = 'inline' unless %w(inline sbs).include?(@diff_type)
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# Save diff type as user preference
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if User.current.logged? && @diff_type != User.current.pref[:diff_type]
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User.current.pref[:diff_type] = @diff_type
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User.current.preference.save
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end
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render :action => 'diff'
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elsif @attachment.is_text? && @attachment.filesize <= Setting.file_max_size_displayed.to_i.kilobyte
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@content = File.new(@attachment.diskfile, "rb").read
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# 编码为非 UTF-8先进行间接转码
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# 部分unicode编码不直接支持转为 UTF-8
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# modify by nwb
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if @content.encoding.name != 'UTF-8'
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@content = @content.force_encoding('GBK')
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@content = @content.encode('UTF-8')
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end
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render :action => 'file'
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else
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download
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end
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}
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format.api
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end
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rescue Encoding::InvalidByteSequenceError => e
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render :action => 'file'
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end
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def pdf?(file)
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file.downcase.end_with?(".pdf")
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end
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def direct_download
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@attachment.increment_download
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send_file @attachment.diskfile, :filename => filename_for_content_disposition(@attachment.filename),
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:type => detect_content_type(@attachment),
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:disposition => 'attachment' #inline can open in browser
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end
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def direct_download_history
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@attachment_history = AttachmentHistory.find(params[:id])
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@attachment_history.increment_download
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send_file @attachment_history.diskfile_history, :filename => filename_for_content_disposition(@attachment_history.filename),
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:type => detect_content_type(@attachment_history),
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:disposition => 'attachment' #inline can open in browser
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end
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def download_history
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@attachment_history = AttachmentHistory.find(params[:id])
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candown = attachment_history_candown @attachment_history
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if candown || User.current.admin? || User.current.id == @attachment_history.author_id
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if stale?(:etag => @attachment_history.digest)
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if params[:preview] == 'true'
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convered_file = @attachment_history.diskfile_history
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#如果本身不是pdf文件，则先寻找是不是已转换化，如果没有则转化
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unless pdf?(convered_file)
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convered_file = File.join(Rails.root, "files", "convered_office", @attachment.disk_filename + ".pdf")
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unless File.exist?(convered_file)
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office = Trustie::Utils::Office.new(@attachment_history.diskfile)
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office.conver(convered_file)
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end
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end
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if File.exist?(convered_file) && pdf?(convered_file)
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send_file convered_file, :type => 'application/pdf; charset=utf-8', :disposition => 'inline'
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else
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direct_download_history
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end
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else
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# 记录用户行为
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record_user_actions(params[:id])
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# 直接下载历史版本
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direct_download_history
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end
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end
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else
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render_403 :message => :notice_not_authorized
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end
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rescue => e
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redirect_to "http://" + (Setting.host_name.to_s) +"/file_not_found.html"
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end
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def record_user_actions id
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if params[:action] == "download_history"
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UserActions.create(:action_id => id, :action_type => "AttachmentHistory", :user_id => User.current.id) unless id.nil?
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elsif params[:action] == "download"
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UserActions.create(:action_id => id, :action_type => "Attachment", :user_id => User.current.id) unless id.nil?
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end
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end
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def download
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# modify by nwb
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# 下载添加权限设置
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candown = attachment_candown @attachment
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if candown || User.current.admin? || User.current.id == @attachment.author_id
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if stale?(:etag => @attachment.digest)
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if params[:preview] == 'true'
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convered_file = @attachment.diskfile
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#如果本身不是pdf文件，则先寻找是不是已转换化，如果没有则转化
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unless pdf?(convered_file)
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convered_file = File.join(Rails.root, "files", "convered_office", @attachment.disk_filename + ".pdf")
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unless File.exist?(convered_file)
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office = Trustie::Utils::Office.new(@attachment.diskfile)
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office.conver(convered_file)
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end
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end
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if File.exist?(convered_file) && pdf?(convered_file)
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send_file convered_file, :type => 'application/pdf; charset=utf-8', :disposition => 'inline'
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else
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direct_download
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end
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else
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# 记录用户行为
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record_user_actions(params[:id])
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direct_download
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end
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end
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else
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render_403 :message => :notice_not_authorized
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end
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rescue => e
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redirect_to "http://" + (Setting.host_name.to_s) +"/file_not_found.html"
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end
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#更新资源文件类型
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def updateType
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@attachment = Attachment.find(params[:attachmentid])
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if @attachment != nil
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@attachment.attachtype = params[:newtype]
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@attachment.save
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render :text =>'success'
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else
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render :text=>'error'
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end
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end
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# 更新文件密级
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def updateFileDense
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@attachment = Attachment.find(params[:attachmentid])
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if @attachment != nil
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filedense = params[:newtype].to_s
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# d = Iconv.conv("unicodebig","utf-8",filedense)
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if filedense == "%E5%85%AC%E5%BC%80" #l(:field_is_public)
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@attachment.is_public = 1
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else
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@attachment.is_public = 0
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end
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@attachment.save
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@newfiledense = filedense
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end
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respond_to do |format|
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format.js
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end
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end
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def update_file_dense
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@attachment = Attachment.find(params[:attachmentid])
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if @attachment != nil
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filedense = params[:newtype].to_s
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if filedense == "1"
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@attachment.is_public = 1
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else
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@attachment.is_public = 0
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end
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@attachment.save
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@newfiledense = filedense
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end
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respond_to do |format|
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format.js
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end
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end
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def thumbnail
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if @attachment.thumbnailable? && thumbnail = @attachment.thumbnail(:size => params[:size])
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if stale?(:etag => thumbnail)
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send_file thumbnail,
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:filename => filename_for_content_disposition(@attachment.filename),
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:type => detect_content_type(@attachment),
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:disposition => 'inline'
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end
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else
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# No thumbnail for the attachment or thumbnail could not be created
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render :nothing => true, :status => 404
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end
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end
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def upload
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# Make sure that API users get used to set this content type
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# as it won't trigger Rails' automatic parsing of the request body for parameters
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unless request.content_type == 'application/octet-stream'
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render :nothing => true, :status => 406
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return
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end
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@attachment = Attachment.new(:file => request.raw_post)
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@attachment.author = User.current
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if !params[:project].nil?
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@attachment.container_type = 'Project'
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@attachment.container_id = params[:project].split("?")[0]
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end
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@attachment.filename = params[:filename].presence || Redmine::Utils.random_hex(16)
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saved = @attachment.save
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respond_to do |format|
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format.js
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format.api {
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if saved
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render :action => 'upload', :status => :created
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else
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render_validation_errors(@attachment)
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end
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}
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end
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end
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def upload_attachment_version
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@flag = false
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Attachment.transaction do
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@old_attachment = Attachment.find params[:old_attachment_id]
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#取出当前上传的文件
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@attachment = Attachment.find(params[:attachments ].first[1][:attachment_id])
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#将需要修改的记录保存到历史记录
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@history = AttachmentHistory.new
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@history.attributes = @old_attachment.attributes.dup.except("id")
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@history.attachment_id = params[:old_attachment_id]
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#需要更新版本号，需要拿到原来该文件最大的历史版本号
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@old_history = @old_attachment.attachment_histories.reorder('version desc').first
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@history.version = @old_history.nil? ? 1 : @old_history.version + 1
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@history.save #历史记录保存完毕
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#将最新保存的记录 数据替换到 需要修改的文件记录
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@old_attachment.attributes = @attachment.attributes.dup.except("id","container_id","container_type","is_public","downloads", "quotes")
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# 如果附件描述被修改，则保存附件
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unless params[:description] == @attachment.description
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@old_attachment.description = params[:description]
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end
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@old_attachment.save
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#删除当前记录
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@attachment.delete
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@flag = true
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end
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respond_to do |format|
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format.js
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end
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end
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def destroy
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if @attachment.container.respond_to?(:init_journal)
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@attachment.container.init_journal(User.current)
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end
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if @attachment.container
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if @attachment.container_type == "Issue"
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@attachment.destroy
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else
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@attachment.container.attachments.delete(@attachment)
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end
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else
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@attachment.destroy
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end
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respond_to do |format|
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if !@attachment.container.nil? &&
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(@attachment.container.is_a?(Course) || ((@attachment.container.has_attribute?(:course) || @attachment.container.has_attribute?(:course_id) ) &&
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@attachment.container.course ) || ((@attachment.container.has_attribute?(:board) || @attachment.container.has_attribute?(:board_id)) &&
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@attachment.container.board && @attachment.container.board.course ) || @attachment.container.is_a?(StudentWorksScore) || @attachment.container.is_a?(HomeworkCommon) ||
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@attachment.container.is_a?(StudentWork))
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if @attachment.container.is_a?(News)
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format.html { redirect_to_referer_or news_path(@attachment.container) }
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elsif @attachment.container.is_a?(StudentWorksScore)
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@is_destroy = true unless params[:attachment_id] #根据ID删除页面对应的数据，js刷新页面
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format.js
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elsif @attachment.container.is_a?(HomeworkCommon)
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@is_destroy = true unless params[:attachment_id] #根据ID删除页面对应的数据，js刷新页面
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format.js
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elsif @attachment.container.is_a?(StudentWork)
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@is_destroy = true unless params[:attachment_id] #根据ID删除页面对应的数据，js刷新页面
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format.js
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elsif @attachment.container.is_a?(Message)
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format.html { redirect_to_referer_or new_board_message_path(@attachment.container) }
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elsif @attachment.container.is_a?(BlogComment)
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format.html { redirect_to_referer_or user_blog_blog_comment_path(:user_id=>@attachment.container.author.id,:blog_id=>@attachment.container.blog_id,:id=>@attachment.container.id)}
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elsif @course.nil?
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format.html { redirect_to_referer_or forum_memo_path(@attachment.container.forum, @attachment.container) }
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else
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format.html { redirect_to_referer_or course_path(@course) }
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end
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elsif !@attachment.container.nil? && @attachment.container.is_a?(Softapplication)
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format.html { redirect_to_referer_or softapplications_path(@attachment.container) }
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elsif !@attachment.container.nil? && @attachment.container.is_a?(Bid)
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format.html { redirect_to_referer_or respond_path(@attachment.container) }
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elsif !@attachment.container.nil? && @attachment.container.is_a?(PhoneAppVersion)
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format.html { redirect_to_referer_or mobile_version_path }
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elsif !@attachment.container.nil? && @attachment.container.is_a?(OrgSubfield)
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format.html {redirect_to_referer_or org_subfield_files_path(@attachment.container)}
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elsif !@attachment.container.nil? && @attachment.container.is_a?(OrgDocumentComment)
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format.html {redirect_to_referer_or org_document_comment_path(@attachment.container)}
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else
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if @project.nil?
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format.html { redirect_to_referer_or forum_memo_path(@attachment.container.forum, @attachment.container) }
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else
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format.html { redirect_to_referer_or project_path(@project) }
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end
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end
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format.js
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end
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end
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def delete_homework
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@bid = @attachment.container.bid
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# Make sure association callbacks are called
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container = @attachment.container
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@attachment.container.attachments.delete(@attachment)
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#if container.attachments.empty?
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#container.delete
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#end
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respond_to do |format|
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format.html { redirect_to_referer_or respond_path(@bid) }
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format.js
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end
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end
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#删除竞赛作品的附件
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def delete_softapplications
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@attachment = Attachment.find params[:id]
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@softapplication = @attachment.container if @attachment!=nil
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@attachment.container.attachments.delete(@attachment) if @attachment!=nil
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respond_to do |format|
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format.html { redirect_to_referer_or edit_softapplication_path(@softapplication) }
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#format.js
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end
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end
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def autocomplete
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# modify by nwb
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if params[:project_id]
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@project = Project.find_by_id(params[:project_id])
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elsif params[:course_id]
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@course = Course.find_by_id(params[:course_id])
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end
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respond_to do |format|
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format.js
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end
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end
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def add_exist_file_to_project
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classname = params[:class_name]
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class_id = params[:class_id]
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attachments = params[:attachment][:attach]
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obj = Object.const_get(classname).find_by_id(class_id)
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attachments.collect do |attach_id|
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ori = Attachment.find_by_id(attach_id)
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next if ori.blank?
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attach_copied_obj = ori.copy
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attach_copied_obj.tag_list.add(ori.tag_list) # tag关联
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attach_copied_obj.container = obj
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attach_copied_obj.created_on = Time.now
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attach_copied_obj.author_id = User.current.id
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if attach_copied_obj.attachtype == nil
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attach_copied_obj.attachtype = 1
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end
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@obj = obj
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@save_flag = attach_copied_obj.save
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@save_message = attach_copied_obj.errors.full_messages
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end
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respond_to do |format|
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format.js
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end
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rescue NoMethodError
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@save_flag = false
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@save_message = [] << l(:error_attachment_empty)
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respond_to do |format|
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format.js
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end
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end
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def add_exist_file_to_course
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class_id = params[:class_id]
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attachments = params[:attachment][:attach]
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obj = Course.find_by_id(class_id)
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attachments.collect do |attach_id|
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ori = Attachment.find_by_id(attach_id)
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next if ori.blank?
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attach_copied_obj = ori.copy
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attach_copied_obj.tag_list.add(ori.tag_list) # tag关联
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attach_copied_obj.container = obj
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attach_copied_obj.created_on = Time.now
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attach_copied_obj.author_id = User.current.id
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if attach_copied_obj.attachtype == nil
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attach_copied_obj.attachtype = 4
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end
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@obj = obj
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@save_flag = attach_copied_obj.save
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@save_message = attach_copied_obj.errors.full_messages
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end
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respond_to do |format|
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format.js
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end
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rescue NoMethodError
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@save_flag = false
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@save_message = [] << l(:error_attachment_empty)
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respond_to do |format|
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format.js
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end
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end
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def add_exist_file_to_projects
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file = Attachment.find(params[:file_id])
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projects = params[:projects][:project]
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@message = ""
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projects.each do |project|
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c = Project.find(project);
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if project_contains_attachment?(c,file)
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if @message && @message == ""
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@message += l(:label_project_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
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next
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else
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@message += "<br/>" + l(:label_project_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
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next
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end
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end
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attach_copied_obj = file.copy
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attach_copied_obj.tag_list.add(file.tag_list) # tag关联
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attach_copied_obj.container = c
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attach_copied_obj.created_on = Time.now
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||
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
|
||
update_quotes attach_copied_obj
|
||
end
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
rescue NoMethodError
|
||
@save_flag = false
|
||
@save_message = [] << l(:label_project_empty_select)
|
||
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)
|
||
if @message && @message == ""
|
||
@message += l(:label_course_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
|
||
next
|
||
else
|
||
@message += "<br/>" + l(:label_course_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
|
||
next
|
||
end
|
||
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
|
||
update_quotes attach_copied_obj
|
||
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
|
||
|
||
def add_exist_file_to_org_subfield
|
||
file = Attachment.find(params[:file_id])
|
||
org_subfields = params[:org_subfields][:org_subfield]
|
||
@message = ""
|
||
org_subfields.each do |org_subfield|
|
||
s = OrgSubfield.find(org_subfield)
|
||
if s.attachments.include?file
|
||
if @message && @message == ""
|
||
@message += l(:label_resource_subfield_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
|
||
next
|
||
else
|
||
@message += "<br/>" + l(:label_resource_subfield_prompt) + c.name + l(:label_contain_resource) + file.filename + l(:label_quote_resource_failed)
|
||
next
|
||
end
|
||
end
|
||
attach_copied_obj = file.copy
|
||
attach_copied_obj.tag_list.add(file.tag_list) # tag关联
|
||
attach_copied_obj.container = s
|
||
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 = s
|
||
@save_flag = attach_copied_obj.save
|
||
@save_message = attach_copied_obj.errors.full_messages
|
||
update_quotes attach_copied_obj
|
||
end
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
rescue NoMethodError
|
||
@save_flag = false
|
||
@save_message = [] << l(:label_resource_subfield_empty_select)
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
end
|
||
|
||
def update_quotes attachment
|
||
if attachment.copy_from
|
||
attachments = Attachment.find_by_sql("select * from attachments where copy_from = #{attachment.copy_from} or id = #{attachment.copy_from}")
|
||
else
|
||
attachments = Attachment.find_by_sql("select * from attachments where copy_from = #{attachment.id} or id = #{attachment.copy_from}")
|
||
end
|
||
attachment.quotes = get_qute_number attachment
|
||
attachment.save
|
||
attachments.each do |att|
|
||
att.quotes = attachment.quotes
|
||
att.save
|
||
end
|
||
end
|
||
|
||
#找到文件的所有的历史版本
|
||
def attachment_versions
|
||
@attachment = Attachment.find(params[:id])
|
||
@attachment_histories = @attachment.attachment_histories
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
end
|
||
|
||
#找到文件的所有的历史版本及当前版本
|
||
def attachment_history_download
|
||
@attachment = Attachment.find(params[:id])
|
||
@attachment_histories = @attachment.attachment_histories
|
||
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 == 'Syllabus' || @attachment.container_type == 'Bid' || @attachment.container_type == 'Organization' || @attachment.container_type == 'HomeworkAttach' || @attachment.container_type == 'Memo' || @attachment.container_type == 'Softapplication' || @attachment.container_type == 'PhoneAppVersion' || @attachment.container_type == 'StudentWorksScore'|| @attachment.container_type == 'StudentWork'
|
||
@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
|
||
|
||
def has_login
|
||
unless (@attachment && @attachment.container_type == "Organization").nil?
|
||
unless (@attachment && @attachment.container_type == "PhoneAppVersion").nil?
|
||
render_403 if !User.current.logged? && !(@attachment.container_type == 'OrgSubfield' && @attachment.container.organization.allow_guest_download) && !(@attachment.container_type == 'OrgDocumentComment' && @attachment.container.organization.allow_guest_download)
|
||
end
|
||
end
|
||
end
|
||
end
|