Chris@909: # encoding: utf-8
Chris@909: #
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: module QueriesHelper
Chris@909: 
Chris@909:   def operators_for_select(filter_type)
Chris@909:     Query.operators_by_filter_type[filter_type].collect {|o| [l(Query.operators[o]), o]}
Chris@909:   end
Chris@909: 
Chris@909:   def column_header(column)
Chris@909:     column.sortable ? sort_header_tag(column.name.to_s, :caption => column.caption,
Chris@909:                                                         :default_order => column.default_order) :
Chris@909:                       content_tag('th', h(column.caption))
Chris@909:   end
Chris@909: 
Chris@909:   def column_content(column, issue)
Chris@909:     value = column.value(issue)
Chris@909: 
Chris@909:     case value.class.name
Chris@909:     when 'String'
Chris@909:       if column.name == :subject
Chris@909:         link_to(h(value), :controller => 'issues', :action => 'show', :id => issue)
Chris@909:       else
Chris@909:         h(value)
Chris@909:       end
Chris@909:     when 'Time'
Chris@909:       format_time(value)
Chris@909:     when 'Date'
Chris@909:       format_date(value)
Chris@909:     when 'Fixnum', 'Float'
Chris@909:       if column.name == :done_ratio
Chris@909:         progress_bar(value, :width => '80px')
Chris@909:       else
Chris@909:         h(value.to_s)
Chris@909:       end
Chris@909:     when 'User'
Chris@909:       link_to_user value
Chris@909:     when 'Project'
Chris@909:       link_to_project value
Chris@909:     when 'Version'
Chris@909:       link_to(h(value), :controller => 'versions', :action => 'show', :id => value)
Chris@909:     when 'TrueClass'
Chris@909:       l(:general_text_Yes)
Chris@909:     when 'FalseClass'
Chris@909:       l(:general_text_No)
Chris@909:     when 'Issue'
Chris@909:       link_to_issue(value, :subject => false)
Chris@909:     else
Chris@909:       h(value)
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Retrieve query from session or build a new query
Chris@909:   def retrieve_query
Chris@909:     if !params[:query_id].blank?
Chris@909:       cond = "project_id IS NULL"
Chris@909:       cond << " OR project_id = #{@project.id}" if @project
Chris@909:       @query = Query.find(params[:query_id], :conditions => cond)
Chris@909:       raise ::Unauthorized unless @query.visible?
Chris@909:       @query.project = @project
Chris@909:       session[:query] = {:id => @query.id, :project_id => @query.project_id}
Chris@909:       sort_clear
Chris@909:     elsif api_request? || params[:set_filter] || session[:query].nil? || session[:query][:project_id] != (@project ? @project.id : nil)
Chris@909:       # Give it a name, required to be valid
Chris@909:       @query = Query.new(:name => "_")
Chris@909:       @query.project = @project
Chris@909:       build_query_from_params
Chris@909:       session[:query] = {:project_id => @query.project_id, :filters => @query.filters, :group_by => @query.group_by, :column_names => @query.column_names}
Chris@909:     else
Chris@909:       # retrieve from session
Chris@909:       @query = Query.find_by_id(session[:query][:id]) if session[:query][:id]
Chris@909:       @query ||= Query.new(:name => "_", :filters => session[:query][:filters], :group_by => session[:query][:group_by], :column_names => session[:query][:column_names])
Chris@909:       @query.project = @project
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def build_query_from_params
Chris@909:     if params[:fields] || params[:f]
Chris@909:       @query.filters = {}
Chris@909:       @query.add_filters(params[:fields] || params[:f], params[:operators] || params[:op], params[:values] || params[:v])
Chris@909:     else
Chris@909:       @query.available_filters.keys.each do |field|
Chris@909:         @query.add_short_filter(field, params[field]) if params[field]
Chris@909:       end
Chris@909:     end
Chris@909:     @query.group_by = params[:group_by] || (params[:query] && params[:query][:group_by])
Chris@909:     @query.column_names = params[:c] || (params[:query] && params[:query][:column_names])
Chris@909:   end
Chris@909: end