socialforge/app/helpers/attachments_helper.rb

231 lines
9.7 KiB
Ruby

# encoding: utf-8
#
# 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.
module AttachmentsHelper
# Displays view/delete links to the attachments of the given object
# Options:
# :author -- author names are not displayed if set to false
# :thumbails -- display thumbnails if enabled in settings
include Redmine::Pagination
def link_to_attachments(container, options = {})
options.assert_valid_keys(:author, :thumbnails)
if container.attachments.any?
options = {:deletable => container.attachments_deletable?, :author => true}.merge(options)
render :partial => 'attachments/links',
:locals => {:attachments => container.attachments, :options => options, :thumbnails => (options[:thumbnails] && Setting.thumbnails_enabled?)}
end
end
def attach_delete(project)
if User.current.logged? && (User.current.admin? || (!Member.where('user_id = ? and project_id = ?', User.current.id, project.bid.courses.first.id).first.nil? && (Member.where('user_id = ? and project_id = ?', User.current.id, project.bid.courses.first.id).first.roles&Role.where('id = ? or id = ?', 3, 7)).size >0) || project.user_id == User.current.id)
true
else
false
end
end
def render_api_attachment(attachment, api)
api.attachment do
api.id attachment.id
api.filename attachment.filename
api.filesize attachment.filesize
api.content_type attachment.content_type
api.description attachment.description
api.content_url url_for(:controller => 'attachments', :action => 'download', :id => attachment, :filename => attachment.filename, :only_path => false)
api.author(:id => attachment.author.id, :name => attachment.author.name) if attachment.author
api.created_on attachment.created_on
end
end
def link_to_memo_attachments(container, options = {})
options.assert_valid_keys(:author, :thumbnails)
if container.attachments.any?
options = {:deletable => deletable?(container), :author => true}.merge(options)
render :partial => 'attachments/links',
:locals => {:attachments => container.attachments, :options => options, :thumbnails => (options[:thumbnails] && Setting.thumbnails_enabled?)}
end
end
def course_contains_attachment? course,attachment
course.attachments.each do |att|
if att.id == attachment.id || att.copy_from == attachment.copy_from || att.copy_from = attachment.id || att.id == attachment.copy_from
return true
end
end
false
end
private
def deletable? container, user=User.current
User.current.logged? && (container.author == user || user.admin?)
end
# this method is used to get all projects that tagged one tag
# added by william
def get_attachments_by_tag(tag_name)
Attachment.tagged_with(tag_name).order('created_on desc')
end
# this method is used to get all attachments that from one project and tagged one tag
# added by Long Jun
def get_attachments_by_project_tag(tag_name, obj)
@project_id =nil
if obj.container_type == 'Version'
@project_id = Version.find(obj.container_id).project_id
elsif obj.container_type == 'Project'
@project_id = obj.container_id
end
attachments = Attachment.tagged_with(tag_name).order('created_on desc').where("(container_id = :project_id and container_type = 'Project') or
(container_id in (select id from versions where project_id =:project_id) and container_type = 'Version')", {:project_id => @project_id})
return attachments
end
def render_attachments_for_new_project(project, limit=nil)
# 查询条件
params[:q] ||= ""
filename_condition = params[:q].strip
attachAll = Attachment.scoped
# 当前项目所有资源
# attachments = Attachment.find_all_by_container_type_and_container_id(project.class, project.id)
# attachments = Attachment.where("container_type = '#{project.class}' and container_id = #{project.id}")
# 除去当前项目的所有资源
nobelong_attach = Attachment.where("!(container_type = '#{project.class}' and container_id = #{project.id})") unless project.blank?
# 搜索域确定
domain = project.nil? ? attachAll : nobelong_attach
# 搜索到的资源
searched_attach = domain.where("is_public=1 and filename LIKE :like ", like:"%#{filename_condition}%").limit(limit).order('created_on desc')
#searched_attach = private_filter searched_attach
searched_attach = paginateHelper(searched_attach, 10)
s = content_tag('div', attachments_check_box_tags('attachment[attach][]', searched_attach), :id => 'attachments')
links = pagination_links_full(@obj_pages, @obj_count, :per_page_links => false) {|text, parameters, options|
link_to text, attachments_autocomplete_path( parameters.merge(:project_id=>project.id,:q => params[:q], :format => 'js')), :remote => true }
return s + content_tag('div', content_tag('ul', links), :class => 'pagination')
# ================================================================================================
# attach_count = searched_attach.count
# attach_pages = Redmine::Pagination::Paginator.new attach_count, 10, params['page'] #by young
# attachs = searched_attach.offset(attach_pages.offset).limit(attach_pages.per_page).all
# s = content_tag('div', attachments_check_box_tags('attachment[attach][]', attachs), :id => 'attachments')
# links = pagination_links_full(attach_pages, attach_count, :per_page_links => false) {|text, parameters, options|
# link_to text, attachments_autocomplete_path( parameters.merge(:q => params[:q], :format => 'js')), :remote => true }
# return s + content_tag('div', content_tag('ul', links), :class => 'pagination')
# return searched_attach.to_json
end
# add by nwb
def render_attachments_for_new_course(course, limit=nil)
# 查询条件
params[:q] ||= ""
filename_condition = params[:q].strip
#attachAll = Attachment.where("author_id = #{User.current.id}")
#
## 除去当前课程的所有资源
#nobelong_attach =
# 搜索域确定
course.nil? ?
domain=Attachment.where("author_id = #{User.current.id}")
:
domain=Attachment.where("author_id = #{User.current.id} and container_type = 'Course' and container_id <> #{course.id}") unless course.blank?
# 搜索到的资源
searched_attach = domain.where("filename LIKE :like ", like:"%#{filename_condition}%").limit(limit).order('created_on desc')
#searched_attach = private_filter searched_attach
searched_attach = paginateHelper(searched_attach, 10)
#testattach = Attachment.public_attachments
s = content_tag('div', attachments_check_box_tags('attachment[attach][]', searched_attach), :id => 'attachments')
links = pagination_links_full(@obj_pages, @obj_count, :per_page_links => false) {|text, parameters, options|
link_to text, attachments_autocomplete_path( parameters.merge(:course_id=>course.id,:q => params[:q], :format => 'js')), :remote => true }
return s + content_tag('div', content_tag('ul', links), :class => 'pagination')
end
def attachments_check_box_tags(name, attachs)
s = ''
attachs.each do |attach|
s << "<label>#{ check_box_tag name, attach.id, false, :id => nil } #{h attach.filename}</label><br/>"
end
s.html_safe
end
# Modified by Longjun
# 有参数的方法要加()
def private_filter(resultSet)
result = resultSet.to_a.dup
# modify by nwb
#添加对课程资源文件的判断
resultSet.map { |res|
if(res.container.nil? ||
(res.container.class.to_s=="Project" && res.container.is_public == false) ||
(res.container.has_attribute?(:project) && res.container.project && res.container.project.is_public == false) ||
(res.container.class.to_s=="HomeworkAttach" && res.container.bid.reward_type == 3) ||
(res.container.class.to_s=="Course" && res.container.is_public == false) ||
(res.container.has_attribute?(:course) && res.container.course && res.container.course.is_public == false)
)
result.delete(res)
end
}
result
end
# Modified by Longjun
# include 应放在class/model 的开始处
# include Redmine::Pagination
# end
def paginateHelper (obj, pre_size=10)
@obj_count = obj.count
@obj_pages = Paginator.new @obj_count, pre_size, params['page']
if obj.kind_of? ActiveRecord::Base or obj.kind_of? ActiveRecord::Relation
obj.limit(@obj_pages.per_page).offset(@obj_pages.offset)
elsif obj.kind_of? Array
obj[@obj_pages.offset, @obj_pages.per_page]
else
logger.error "[ApplicationController] Error : application_controller#paginateHelper ===> unknow category: #{obj.class}"
raise RuntimeError, 'unknow type, Please input you type into this helper.'
end
end
end