Class: ActiveList::Generator
- Inherits:
-
Object
- Object
- ActiveList::Generator
- Defined in:
- lib/active_list/generator/finder.rb,
lib/active_list/generator.rb
Overview
Manage data query
Instance Attribute Summary collapse
-
#controller ⇒ Object
Returns the value of attribute controller.
-
#controller_method_name ⇒ Object
Returns the value of attribute controller_method_name.
-
#records_variable_name ⇒ Object
Returns the value of attribute records_variable_name.
-
#table ⇒ Object
Returns the value of attribute table.
-
#view_method_name ⇒ Object
Returns the value of attribute view_method_name.
Instance Method Summary collapse
- #collection? ⇒ Boolean
- #controller_method_code ⇒ Object
-
#initialize(*args, &block) ⇒ Generator
constructor
A new instance of Generator.
- #renderer ⇒ Object
-
#select_data_code(options = {}) ⇒ Object
Generate select code for the table taking all parameters in account.
- #session_initialization_code ⇒ Object
- #var_name(name) ⇒ Object
- #view_method_code ⇒ Object
Constructor Details
#initialize(*args, &block) ⇒ Generator
Returns a new instance of Generator.
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 |
# File 'lib/active_list/generator.rb', line 8 def initialize(*args, &block) = args. @controller = [:controller] name = args.shift || @controller.controller_name.to_sym model = ([:model]||name).to_s.classify.constantize @collection = !!(model.name == @controller.controller_name.to_s.classify) @controller_method_name = "list#{'_'+name.to_s if name != @controller.controller_name.to_sym}" @view_method_name = "_#{@controller.controller_name}_list_#{name}_tag" @records_variable_name = "@#{name}" @table = ActiveList::Definition::Table.new(name, model, ) if block_given? yield @table else @table.load_default_columns end @parameters = {:sort => :to_s, :dir => :to_s} @parameters.merge!(:page => :to_i, :per_page => :to_i) if @table.paginate? end |
Instance Attribute Details
#controller ⇒ Object
Returns the value of attribute controller.
6 7 8 |
# File 'lib/active_list/generator.rb', line 6 def controller @controller end |
#controller_method_name ⇒ Object
Returns the value of attribute controller_method_name.
6 7 8 |
# File 'lib/active_list/generator.rb', line 6 def controller_method_name @controller_method_name end |
#records_variable_name ⇒ Object
Returns the value of attribute records_variable_name.
6 7 8 |
# File 'lib/active_list/generator.rb', line 6 def records_variable_name @records_variable_name end |
#table ⇒ Object
Returns the value of attribute table.
6 7 8 |
# File 'lib/active_list/generator.rb', line 6 def table @table end |
#view_method_name ⇒ Object
Returns the value of attribute view_method_name.
6 7 8 |
# File 'lib/active_list/generator.rb', line 6 def view_method_name @view_method_name end |
Instance Method Details
#collection? ⇒ Boolean
27 28 29 |
# File 'lib/active_list/generator.rb', line 27 def collection? @collection end |
#controller_method_code ⇒ Object
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 |
# File 'lib/active_list/generator.rb', line 39 def controller_method_code code = "# encoding: utf-8\n" code << "def #{self.controller_method_name}\n" code << self.session_initialization_code.dig code << " respond_to do |format|\n" code << " format.html do\n" code << " if request.xhr?\n" code << self.renderer.remote_update_code.dig(4) code << " else\n" code << " render(inline: '<%=#{self.view_method_name}-%>')\n" # , layout: action_has_layout? code << " end\n" code << " end\n" for format, exporter in ActiveList::Exporters.hash code << " format.#{format} do\n" code << exporter.new(self).send_data_code.dig(3) code << " end\n" end code << " end\n" # Save preferences of user if defined? User and User.instance_methods.include? :pref code << " p = current_user.pref('list.#{self.view_method_name}', YAML::dump({}))\n" code << " p.set! YAML::dump(#{var_name(:params)}.stringify_keys)\n" end code << "end\n" # code.split("\n").each_with_index{|l, x| puts((x+1).to_s.rjust(4)+": "+l)} unless ::Rails.env.production? file = ::Rails.root.join("tmp", "code", "active_list", "controllers", self.controller.controller_path, self.controller_method_name + ".rb") FileUtils.mkdir_p(file.dirname) File.write(file, code) end return code end |
#renderer ⇒ Object
35 36 37 |
# File 'lib/active_list/generator.rb', line 35 def renderer ActiveList::Renderers[@table.[:renderer]].new(self) end |
#select_data_code(options = {}) ⇒ Object
Generate select code for the table taking all parameters in account
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 |
# File 'lib/active_list/generator/finder.rb', line 7 def select_data_code( = {}) paginate = (.has_key?(:paginate) ? [:paginate] : @table.paginate?) # Check order unless @table..keys.include?(:order) columns = @table.table_columns @table.[:order] = (columns.size > 0 ? columns.first.name.to_sym : {id: :desc}) # "#{@table.model.table_name}.id DESC" end class_name = @table.model.name class_name = "(controller_name != '#{class_name.tableize}' ? controller_name.to_s.classify.constantize : #{class_name})" if self.collection? # Find data query_code = "#{class_name}" query_code << self.scope_code if self.scope_code query_code << ".select(#{self.select_code})" if self.select_code query_code << ".where(#{self.conditions_code})" unless @table.[:conditions].blank? query_code << ".joins(#{@table.[:joins].inspect})" unless @table.[:joins].blank? unless self.includes_reflections.empty? expr = self.includes_reflections.inspect[1..-2] query_code << ".includes(#{expr})" query_code << ".references(#{expr})" end code = "" code << "#{var_name(:count)} = #{query_code}.count\n" if paginate code << "#{var_name(:limit)} = (#{var_name(:params)}[:per_page] || 25).to_i\n" code << "#{var_name(:page)} = (#{var_name(:params)}[:page] || 1).to_i\n" code << "#{var_name(:page)} = 1 if #{var_name(:page)} < 1\n" code << "#{var_name(:offset)} = (#{var_name(:page)} - 1) * #{var_name(:limit)}\n" code << "#{var_name(:last)} = (#{var_name(:count)}.to_f / #{var_name(:limit)}).ceil.to_i\n" code << "#{var_name(:last)} = 1 if #{var_name(:last)} < 1\n" code << "return #{self.view_method_name}(options.merge(page: 1)) if 1 > #{var_name(:page)}\n" code << "return #{self.view_method_name}(options.merge(page: #{var_name(:last)})) if #{var_name(:page)} > #{var_name(:last)}\n" end code << "#{self.records_variable_name} = #{query_code}" code << ".reorder(#{var_name(:order)})" if paginate code << ".offset(#{var_name(:offset)})" code << ".limit(#{var_name(:limit)})" end code << " || {}\n" return code end |
#session_initialization_code ⇒ Object
87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 |
# File 'lib/active_list/generator.rb', line 87 def session_initialization_code code = "options = {} unless options.is_a? Hash\n" code << "options.update(params)\n" if defined? User and User.instance_methods.include? :pref code << "#{var_name(:params)} = YAML::load(current_user.pref('list.#{self.view_method_name}', YAML::dump({})).value).symbolize_keys\n" code << "#{var_name(:params)} = {} unless #{var_name(:params)}.is_a?(Hash)\n" else code << "#{var_name(:params)} = {}\n" end code << "#{var_name(:params)}.update(options.symbolize_keys)\n" code << "unless #{var_name(:params)}[:hidden_columns].is_a? Array\n" code << " #{var_name(:params)}[:hidden_columns] = #{@table.hidden_columns.map(&:name).map(&:to_sym).inspect}\n" code << "end\n" for parameter, convertor in @parameters.sort{|a,b| a[0].to_s <=> b[0].to_s} # expr = "options.delete('#{@table.name}_#{parameter}') || options.delete('#{parameter}') || #{var_name(:params)}[:#{parameter}]" # expr += " || #{@table.options[parameter]}" unless @table.options[parameter].blank? # code << "#{var_name(:params)}[:#{parameter}] = (#{expr}).#{convertor}\n" expr = "#{var_name(:params)}[:#{parameter}]" expr = "(#{expr} || #{@table.[parameter]})" unless @table.[parameter].blank? code << "#{var_name(:params)}[:#{parameter}] = #{expr}.#{convertor}\n" end # Order code << "#{var_name(:order)} = #{@table.[:order] ? @table.[:order].inspect : 'nil'}\n" code << "if #{var_name(:col)} = {" + @table.sortable_columns.collect{|c| "'#{c.sort_id}' => '#{c.sort_expression}'"}.join(', ') + "}[#{var_name(:params)}[:sort]]\n" code << " #{var_name(:params)}[:dir] = 'asc' unless #{var_name(:params)}[:dir] == 'asc' or #{var_name(:params)}[:dir] == 'desc'\n" code << " #{var_name(:order)} = #{var_name(:col)} + ' ' + #{var_name(:params)}[:dir]\n" code << "end\n" return code end |
#var_name(name) ⇒ Object
31 32 33 |
# File 'lib/active_list/generator.rb', line 31 def var_name(name) "_#{name}" end |
#view_method_code ⇒ Object
72 73 74 75 76 77 78 79 80 81 82 83 84 85 |
# File 'lib/active_list/generator.rb', line 72 def view_method_code code = "# encoding: utf-8\n" code << "def #{self.view_method_name}(options={}, &block)\n" code << self.session_initialization_code.dig code << self.renderer.build_table_code.dig code << "end\n" # code.split("\n").each_with_index{|l, x| puts((x+1).to_s.rjust(4)+": "+l)} unless ::Rails.env.production? file = ::Rails.root.join("tmp", "code", "active_list", "views", self.controller.controller_path, self.view_method_name + ".rb") FileUtils.mkdir_p(file.dirname) File.write(file, code) end return code end |