comparison app/controllers/messages_controller.rb @ 0:513646585e45

* Import Redmine trunk SVN rev 3859

+# redMine - project management software
+# Copyright (C) 2006-2007  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 MessagesController < ApplicationController
+  menu_item :boards
+  default_search_scope :messages
+  before_filter :find_board, :only => [:new, :preview]
+  before_filter :find_message, :except => [:new, :preview]
+  before_filter :authorize, :except => [:preview, :edit, :destroy]
+
+  verify :method => :post, :only => [ :reply, :destroy ], :redirect_to => { :action => :show }
+  verify :xhr => true, :only => :quote
+
+  helper :watchers
+  helper :attachments
+  include AttachmentsHelper   
+
+  REPLIES_PER_PAGE = 25 unless const_defined?(:REPLIES_PER_PAGE)
+  
+  # Show a topic and its replies
+  def show
+    page = params[:page]
+    # Find the page of the requested reply
+    if params[:r] && page.nil?
+      offset = @topic.children.count(:conditions => ["#{Message.table_name}.id < ?", params[:r].to_i])
+      page = 1 + offset / REPLIES_PER_PAGE
+    end
+    
+    @reply_count = @topic.children.count
+    @reply_pages = Paginator.new self, @reply_count, REPLIES_PER_PAGE, page
+    @replies =  @topic.children.find(:all, :include => [:author, :attachments, {:board => :project}],
+                                           :order => "#{Message.table_name}.created_on ASC",
+                                           :limit => @reply_pages.items_per_page,
+                                           :offset => @reply_pages.current.offset)
+    
+    @reply = Message.new(:subject => "RE: #{@message.subject}")
+    render :action => "show", :layout => false if request.xhr?
+  end
+  
+  # Create a new topic
+  def new
+    @message = Message.new(params[:message])
+    @message.author = User.current
+    @message.board = @board
+    if params[:message] && User.current.allowed_to?(:edit_messages, @project)
+      @message.locked = params[:message]['locked']
+      @message.sticky = params[:message]['sticky']
+    end
+    if request.post? && @message.save
+      call_hook(:controller_messages_new_after_save, { :params => params, :message => @message})
+      attachments = Attachment.attach_files(@message, params[:attachments])
+      render_attachment_warning_if_needed(@message)
+      redirect_to :action => 'show', :id => @message
+    end
+  end
+
+  # Reply to a topic
+  def reply
+    @reply = Message.new(params[:reply])
+    @reply.author = User.current
+    @reply.board = @board
+    @topic.children << @reply
+    if !@reply.new_record?
+      call_hook(:controller_messages_reply_after_save, { :params => params, :message => @reply})
+      attachments = Attachment.attach_files(@reply, params[:attachments])
+      render_attachment_warning_if_needed(@reply)
+    end
+    redirect_to :action => 'show', :id => @topic, :r => @reply
+  end
+
+  # Edit a message
+  def edit
+    (render_403; return false) unless @message.editable_by?(User.current)
+    if params[:message]
+      @message.locked = params[:message]['locked']
+      @message.sticky = params[:message]['sticky']
+    end
+    if request.post? && @message.update_attributes(params[:message])
+      attachments = Attachment.attach_files(@message, params[:attachments])
+      render_attachment_warning_if_needed(@message)
+      flash[:notice] = l(:notice_successful_update)
+      @message.reload
+      redirect_to :action => 'show', :board_id => @message.board, :id => @message.root, :r => (@message.parent_id && @message.id)
+    end
+  end
+  
+  # Delete a messages
+  def destroy
+    (render_403; return false) unless @message.destroyable_by?(User.current)
+    @message.destroy
+    redirect_to @message.parent.nil? ?
+      { :controller => 'boards', :action => 'show', :project_id => @project, :id => @board } :
+      { :action => 'show', :id => @message.parent, :r => @message }
+  end
+  
+  def quote
+    user = @message.author
+    text = @message.content
+    subject = @message.subject.gsub('"', '\"')
+    subject = "RE: #{subject}" unless subject.starts_with?('RE:')
+    content = "#{ll(Setting.default_language, :text_user_wrote, user)}\\n> "
+    content << text.to_s.strip.gsub(%r{<pre>((.|\s)*?)</pre>}m, '[...]').gsub('"', '\"').gsub(/(\r?\n|\r\n?)/, "\\n> ") + "\\n\\n"
+    render(:update) { |page|
+      page << "$('reply_subject').value = \"#{subject}\";"
+      page.<< "$('message_content').value = \"#{content}\";"
+      page.show 'reply'
+      page << "Form.Element.focus('message_content');"
+      page << "Element.scrollTo('reply');"
+      page << "$('message_content').scrollTop = $('message_content').scrollHeight - $('message_content').clientHeight;"
+    }
+  end
+  
+  def preview
+    message = @board.messages.find_by_id(params[:id])
+    @attachements = message.attachments if message
+    @text = (params[:message] || params[:reply])[:content]
+    render :partial => 'common/preview'
+  end
+  
+private
+  def find_message
+    find_board
+    @message = @board.messages.find(params[:id], :include => :parent)
+    @topic = @message.root
+  rescue ActiveRecord::RecordNotFound
+    render_404
+  end
+  
+  def find_board
+    @board = Board.find(params[:board_id], :include => :project)
+    @project = @board.project
+  rescue ActiveRecord::RecordNotFound
+    render_404
+  end
+end