Module: QM::ActsAsGenericController::ViewIncludes

Defined in:
lib/qm-acts-as-generic-controller-view.rb

Instance Method Summary collapse

Instance Method Details

#generic_index_table(options = {}) ⇒ Object 



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# File 'lib/qm-acts-as-generic-controller-view.rb', line 40

def generic_index_table(options = {})
  records    = options[:records]    || instance_variable_get("@#{@controller.class.to_s.demodulize.gsub("Controller", "").tableize}")
  class_name = options[:class_name] || @controller.class.to_s.demodulize.gsub("Controller", "").singularize.constantize

  privileged_fields = class_name.generic_fields(:action => :index).collect{|field| field if not current_user.respond_to? "has_privileges?" or (class_name.generic_field_associations.has_key?(field[:name]) and current_user.has_privileges?(:class_name => class_name.generic_field_associations[field[:name]][:class_name])) or (current_user.has_privileges?(:class_name => class_name, :attribute => field[:name], :mode => :read)) }.compact

  headers = privileged_fields.collect{ |x| x[:options][:index_header] || ".#{x[:name]}".to_sym }

  controller_name = "#{defined?(section) ? "#{section.to_s.camelize}::" : ""}#{class_name.to_s.pluralize}".tableize

  has_edit = ActionController::Routing::Routes.routes.collect{|x| x if x.matches_controller_and_action?(controller_name, "edit") }.compact.size > 0
  has_delete = ActionController::Routing::Routes.routes.collect{|x| x if x.matches_controller_and_action?(controller_name, "destroy") }.compact.size > 0

  if current_user.respond_to? "has_privileges?"
    has_edit = has_edit && current_user.has_privileges?(:class_name => class_name, :generic_action => :update_any)
    has_delete = has_edit && current_user.has_privileges?(:class_name => class_name, :generic_action => :delete_any)
  end

  class_name.generic_actions(:action => :index).size.times{ headers << :oneicon }

  headers << :oneicon if has_edit
  headers << :oneicon if has_delete
  
  
  index_table records, :headers => headers, :class_name => class_name do |r|
    row = ""
    
    privileged_fields.each do |field|
      row << content_tag(:td) do
        if field[:options].has_key? :renderer
          send(field[:options][:renderer], { :record => r, :field => field, :action => :index }).to_s
        else
          generic_renderer(:index, { :record => r, :field => field }).to_s
        end
      end
    end

    class_name.generic_actions(:action => :index).each do |action|
      row << content_tag(:td, send(action[:options][:renderer], { :action => :index, :record => r, :action => :index, :generic_action => action }), :class => "action #{action[:name]}")
    end

    if has_edit
      row << content_tag(:td, :class => "action edit") do
        link_to_edit(r)
      end
    end
    
    if has_delete
      row << content_tag(:td, :class => "action delete") do
        link_to_delete(r)
      end
    end
    
    row
  end
end

#generic_renderer(action, options = {}) ⇒ Object 



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# File 'lib/qm-acts-as-generic-controller-view.rb', line 4

def generic_renderer(action, options = {})

  data = options[:record].send options[:field][:name]
  
  result = ""
  
  if data.is_a?(ActiveRecord::Base)
    begin 
      result = link_to_object options[:record].send(options[:field][:name])

    rescue NoMethodError
      result = data.link_default_description
    
    end

  elsif data.is_a?(Array) and data.first.is_a?(ActiveRecord::Base)
    result = data.collect{ |x| link_to_object(x) }.sort_alphabetical.join(", ")

  elsif options[:record].class.is_enum? options[:field][:name]
    result = t("activerecord.enums.#{options[:record].class.table_name.singularize}.#{options[:field][:name]}.#{data}")
    
  elsif options[:record].class.columns_hash[options[:field][:name].to_s].type == :boolean
    result = data ? image_tag("tick.png", :alt => t(:"genericController.yesAsBooleanOption")) : ""
  
  elsif defined?(RFC822) and data.is_a?(String) and data =~ RFC822::EMAIL_REGEXP_WHOLE
    result = link_to data, "mailto:#{data}"
    
  else
    result = h data
  end
  
  result = link_to_object options[:record], result if options[:field][:options][:link_to] == :show
  
  result
end

#index_table_th(content, options = {}) ⇒ Object 



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# File 'lib/qm-acts-as-generic-controller-view.rb', line 97

def index_table_th(content, options = {}) 
  if options[:sort_by]
    content_tag(:th, index_table_th_sort(content, options), options)
  else
    content_tag(:th, content, options)
  end
end

#index_table_th_sort(content, options = {}) ⇒ Object 



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# File 'lib/qm-acts-as-generic-controller-view.rb', line 105

def index_table_th_sort(content, options = {})
  c = ""
  if params[:sort_by] == options[:sort_by]
    if params[:sort_order] == "A"
      c << image_tag("sort-asc.png", :alt => "^", :class => "sort-icon")
    else
      c << image_tag("sort-desc.png", :alt => "v", :class => "sort-icon")
    end
  end
  
  link_to(content + c, params.merge({ :sort_by => options[:sort_by], :sort_order => options[:sort_order]}))
end

#multiple_select(options = {}) ⇒ Object 



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# File 'lib/qm-acts-as-generic-controller-view.rb', line 119

def multiple_select(options = {})
  options.symbolize_keys!
  options[:item] ||= {}

  @multiple_select_count ||= 0 
  @multiple_select_count += 1 

  if options.has_key?(:field) and not options[:field].nil? and options.has_key?(:record) and options[:record].is_a? ActiveRecord::Base
    attribute_name = options[:field][:name]

    klass = options[:record].class 
    table_name = klass.to_s.tableize.singularize 

    if options[:kind] == :check 
      field_name = "#{table_name}[#{attribute_name.to_s.singularize}_ids][]"
      allow_nil = false 

    elsif options[:kind] == :radio 
      field_name = "#{table_name}[#{klass.generic_field_associations[attribute_name][:foreign_key]}]"
      allow_nil ||= options[:record].column_for_attribute(klass.generic_field_associations[attribute_name][:foreign_key]).null 
    end
    
    if klass.generic_field_associations[attribute_name][:class_name].respond_to? :limit_for_user and defined?(current_user)
      collection = klass.generic_field_associations[attribute_name][:class_name].limit_for_user(current_user)
    else
      collection = klass.generic_field_associations[attribute_name][:class_name].all 
    end
    
    render :partial => "generic_controller/multiple_select", :locals => { :mode => :activerecord,
                                                                          :attribute_name => attribute_name, 
                                                                          :field_name => field_name, 
                                                                          :allow_nil => allow_nil, 
                                                                          :kind => options[:kind], 
                                                                          :klass => klass, 
                                                                          :table_name => table_name,
                                                                          :record => options[:record], 
                                                                          :collection => collection,
                                                                          :item => options[:item] }


  elsif options.has_key? :collection and options[:collection].is_a? Array and options.has_key? :field_name and not options[:field_name].nil?
    render :partial => "generic_controller/multiple_select", :locals => { :mode => :collection,
                                                                          :field_name => options[:field_name],
                                                                          :attribute_name => options[:field_name],
                                                                          :table_name => options[:field_name],
                                                                          :allow_nil => false, 
                                                                          :kind => options[:kind], 
                                                                          :collection => options[:collection],
                                                                          :item => options[:item] }

  else 
    raise ArgumentError, "You must pass some variables as multiple_select. Possibilities are: 'field' and 'record' for automatic associations, or 'collection' and 'field_name' just for displaying a set." 
  end 
        
end