Chris@909: # Redmine - project management software
Chris@909: # Copyright (C) 2006-2011  Jean-Philippe Lang
Chris@909: #
Chris@909: # This program is free software; you can redistribute it and/or
Chris@909: # modify it under the terms of the GNU General Public License
Chris@909: # as published by the Free Software Foundation; either version 2
Chris@909: # of the License, or (at your option) any later version.
Chris@909: #
Chris@909: # This program is distributed in the hope that it will be useful,
Chris@909: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@909: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@909: # GNU General Public License for more details.
Chris@909: #
Chris@909: # You should have received a copy of the GNU General Public License
Chris@909: # along with this program; if not, write to the Free Software
Chris@909: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@909: 
Chris@909: class MessagesController < ApplicationController
Chris@909:   menu_item :boards
Chris@909:   default_search_scope :messages
Chris@909:   before_filter :find_board, :only => [:new, :preview]
Chris@909:   before_filter :find_message, :except => [:new, :preview]
Chris@909:   before_filter :authorize, :except => [:preview, :edit, :destroy]
Chris@909: 
Chris@909:   verify :method => :post, :only => [ :reply, :destroy ], :redirect_to => { :action => :show }
Chris@909:   verify :xhr => true, :only => :quote
Chris@909: 
Chris@909:   helper :watchers
Chris@909:   helper :attachments
Chris@909:   include AttachmentsHelper
Chris@909: 
Chris@909:   REPLIES_PER_PAGE = 25 unless const_defined?(:REPLIES_PER_PAGE)
Chris@909: 
Chris@909:   # Show a topic and its replies
Chris@909:   def show
Chris@909:     page = params[:page]
Chris@909:     # Find the page of the requested reply
Chris@909:     if params[:r] && page.nil?
Chris@909:       offset = @topic.children.count(:conditions => ["#{Message.table_name}.id < ?", params[:r].to_i])
Chris@909:       page = 1 + offset / REPLIES_PER_PAGE
Chris@909:     end
Chris@909: 
Chris@909:     @reply_count = @topic.children.count
Chris@909:     @reply_pages = Paginator.new self, @reply_count, REPLIES_PER_PAGE, page
Chris@909:     @replies =  @topic.children.find(:all, :include => [:author, :attachments, {:board => :project}],
Chris@909:                                            :order => "#{Message.table_name}.created_on ASC",
Chris@909:                                            :limit => @reply_pages.items_per_page,
Chris@909:                                            :offset => @reply_pages.current.offset)
Chris@909: 
Chris@909:     @reply = Message.new(:subject => "RE: #{@message.subject}")
Chris@909:     render :action => "show", :layout => false if request.xhr?
Chris@909:   end
Chris@909: 
Chris@909:   # Create a new topic
Chris@909:   def new
Chris@909:     @message = Message.new(params[:message])
Chris@909:     @message.author = User.current
Chris@909:     @message.board = @board
Chris@909:     if params[:message] && User.current.allowed_to?(:edit_messages, @project)
Chris@909:       @message.locked = params[:message]['locked']
Chris@909:       @message.sticky = params[:message]['sticky']
Chris@909:     end
Chris@909:     if request.post? && @message.save
Chris@909:       call_hook(:controller_messages_new_after_save, { :params => params, :message => @message})
Chris@909:       attachments = Attachment.attach_files(@message, params[:attachments])
Chris@909:       render_attachment_warning_if_needed(@message)
Chris@909:       redirect_to :action => 'show', :id => @message
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Reply to a topic
Chris@909:   def reply
Chris@909:     @reply = Message.new(params[:reply])
Chris@909:     @reply.author = User.current
Chris@909:     @reply.board = @board
Chris@909:     @topic.children << @reply
Chris@909:     if !@reply.new_record?
Chris@909:       call_hook(:controller_messages_reply_after_save, { :params => params, :message => @reply})
Chris@909:       attachments = Attachment.attach_files(@reply, params[:attachments])
Chris@909:       render_attachment_warning_if_needed(@reply)
Chris@909:     end
Chris@909:     redirect_to :action => 'show', :id => @topic, :r => @reply
Chris@909:   end
Chris@909: 
Chris@909:   # Edit a message
Chris@909:   def edit
Chris@909:     (render_403; return false) unless @message.editable_by?(User.current)
Chris@909:     if params[:message]
Chris@909:       @message.locked = params[:message]['locked']
Chris@909:       @message.sticky = params[:message]['sticky']
Chris@909:     end
Chris@909:     if request.post? && @message.update_attributes(params[:message])
Chris@909:       attachments = Attachment.attach_files(@message, params[:attachments])
Chris@909:       render_attachment_warning_if_needed(@message)
Chris@909:       flash[:notice] = l(:notice_successful_update)
Chris@909:       @message.reload
Chris@909:       redirect_to :action => 'show', :board_id => @message.board, :id => @message.root, :r => (@message.parent_id && @message.id)
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Delete a messages
Chris@909:   def destroy
Chris@909:     (render_403; return false) unless @message.destroyable_by?(User.current)
Chris@909:     @message.destroy
Chris@909:     redirect_to @message.parent.nil? ?
Chris@909:       { :controller => 'boards', :action => 'show', :project_id => @project, :id => @board } :
Chris@909:       { :action => 'show', :id => @message.parent, :r => @message }
Chris@909:   end
Chris@909: 
Chris@909:   def quote
Chris@909:     user = @message.author
Chris@909:     text = @message.content
Chris@909:     subject = @message.subject.gsub('"', '\"')
Chris@909:     subject = "RE: #{subject}" unless subject.starts_with?('RE:')
Chris@909:     content = "#{ll(Setting.default_language, :text_user_wrote, user)}\\n> "
Chris@909:     content << text.to_s.strip.gsub(%r{<pre>((.|\s)*?)</pre>}m, '[...]').gsub('"', '\"').gsub(/(\r?\n|\r\n?)/, "\\n> ") + "\\n\\n"
Chris@909:     render(:update) { |page|
Chris@909:       page << "$('message_subject').value = \"#{subject}\";"
Chris@909:       page.<< "$('message_content').value = \"#{content}\";"
Chris@909:       page.show 'reply'
Chris@909:       page << "Form.Element.focus('message_content');"
Chris@909:       page << "Element.scrollTo('reply');"
Chris@909:       page << "$('message_content').scrollTop = $('message_content').scrollHeight - $('message_content').clientHeight;"
Chris@909:     }
Chris@909:   end
Chris@909: 
Chris@909:   def preview
Chris@909:     message = @board.messages.find_by_id(params[:id])
Chris@909:     @attachements = message.attachments if message
Chris@909:     @text = (params[:message] || params[:reply])[:content]
Chris@909:     render :partial => 'common/preview'
Chris@909:   end
Chris@909: 
Chris@909: private
Chris@909:   def find_message
Chris@909:     find_board
Chris@909:     @message = @board.messages.find(params[:id], :include => :parent)
Chris@909:     @topic = @message.root
Chris@909:   rescue ActiveRecord::RecordNotFound
Chris@909:     render_404
Chris@909:   end
Chris@909: 
Chris@909:   def find_board
Chris@909:     @board = Board.find(params[:board_id], :include => :project)
Chris@909:     @project = @board.project
Chris@909:   rescue ActiveRecord::RecordNotFound
Chris@909:     render_404
Chris@909:   end
Chris@909: end