Chris@0: class GanttsController < ApplicationController
Chris@14:   menu_item :gantt
Chris@0:   before_filter :find_optional_project
Chris@0: 
Chris@0:   rescue_from Query::StatementInvalid, :with => :query_statement_invalid
Chris@0: 
Chris@0:   helper :issues
Chris@0:   helper :projects
Chris@0:   helper :queries
Chris@0:   include QueriesHelper
Chris@0:   helper :sort
Chris@0:   include SortHelper
Chris@0:   include Redmine::Export::PDF
Chris@0:   
Chris@0:   def show
Chris@0:     @gantt = Redmine::Helpers::Gantt.new(params)
Chris@0:     retrieve_query
Chris@0:     @query.group_by = nil
Chris@0:     if @query.valid?
Chris@0:       events = []
Chris@0:       # Issues that have start and due dates
Chris@0:       events += @query.issues(:include => [:tracker, :assigned_to, :priority],
Chris@0:                               :order => "start_date, due_date",
Chris@0:                               :conditions => ["(((start_date>=? and start_date<=?) or (due_date>=? and due_date<=?) or (start_date<? and due_date>?)) and start_date is not null and due_date is not null)", @gantt.date_from, @gantt.date_to, @gantt.date_from, @gantt.date_to, @gantt.date_from, @gantt.date_to]
Chris@0:                               )
Chris@0:       # Issues that don't have a due date but that are assigned to a version with a date
Chris@0:       events += @query.issues(:include => [:tracker, :assigned_to, :priority, :fixed_version],
Chris@0:                               :order => "start_date, effective_date",
Chris@0:                               :conditions => ["(((start_date>=? and start_date<=?) or (effective_date>=? and effective_date<=?) or (start_date<? and effective_date>?)) and start_date is not null and due_date is null and effective_date is not null)", @gantt.date_from, @gantt.date_to, @gantt.date_from, @gantt.date_to, @gantt.date_from, @gantt.date_to]
Chris@0:                               )
Chris@0:       # Versions
Chris@0:       events += @query.versions(:conditions => ["effective_date BETWEEN ? AND ?", @gantt.date_from, @gantt.date_to])
Chris@0:                                    
Chris@0:       @gantt.events = events
Chris@0:     end
Chris@0:     
Chris@0:     basename = (@project ? "#{@project.identifier}-" : '') + 'gantt'
Chris@0:     
Chris@0:     respond_to do |format|
Chris@0:       format.html { render :action => "show", :layout => !request.xhr? }
Chris@1:       format.png  { send_data(@gantt.to_image(@project), :disposition => 'inline', :type => 'image/png', :filename => "#{basename}.png") } if @gantt.respond_to?('to_image')
Chris@0:       format.pdf  { send_data(gantt_to_pdf(@gantt, @project), :type => 'application/pdf', :filename => "#{basename}.pdf") }
Chris@0:     end
Chris@0:   end
Chris@0: 
Chris@0: end