Class: Wizardly::Wizard::Configuration
- Inherits:
-
Object
- Object
- Wizardly::Wizard::Configuration
- Includes:
- TextHelpers
- Defined in:
- lib/wizardly/wizard/configuration.rb,
lib/wizardly/wizard/configuration/methods.rb
Instance Attribute Summary collapse
-
#canceled_redirect ⇒ Object
readonly
Returns the value of attribute canceled_redirect.
-
#completed_redirect ⇒ Object
readonly
Returns the value of attribute completed_redirect.
-
#controller_class_name ⇒ Object
readonly
Returns the value of attribute controller_class_name.
-
#controller_name ⇒ Object
readonly
Returns the value of attribute controller_name.
-
#controller_path ⇒ Object
readonly
Returns the value of attribute controller_path.
-
#page_order ⇒ Object
readonly
Returns the value of attribute page_order.
-
#pages ⇒ Object
readonly
Returns the value of attribute pages.
Class Method Summary collapse
Instance Method Summary collapse
- #_change_button(name) ⇒ Object
- #_create_button(name, opts) ⇒ Object
- #_mask_passwords(passwords) ⇒ Object
- #_set_page(name) ⇒ Object
- #_when_canceled_redirect_to(redir) ⇒ Object
-
#_when_completed_redirect_to(redir) ⇒ Object
internal DSL method handlers.
- #button_for_function(name) ⇒ Object
- #buttons ⇒ Object
- #first_page?(name) ⇒ Boolean
- #form_data_keep_in_session? ⇒ Boolean
- #guard? ⇒ Boolean
- #initial_referer_key ⇒ Object
-
#initialize(controller, opts) ⇒ Configuration
constructor
enum_attr :persistance, %w(sandbox session database).
- #inspect_model!(model) ⇒ Object
- #last_page?(name) ⇒ Boolean
- #model ⇒ Object
- #model_class_name ⇒ Object
- #model_const ⇒ Object
- #model_instance_variable ⇒ Object
- #next_page(name) ⇒ Object
- #persist_key ⇒ Object
- #persist_model_per_page? ⇒ Boolean
- #previous_page(name) ⇒ Object
- #print_callback_macros ⇒ Object
- #print_callbacks ⇒ Object
- #print_config ⇒ Object
- #print_helpers ⇒ Object
- #print_page_action_method(id) ⇒ Object
- #print_page_action_methods ⇒ Object
- #progression_key ⇒ Object
Constructor Details
#initialize(controller, opts) ⇒ Configuration
enum_attr :persistance, %w(sandbox session database)
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# File 'lib/wizardly/wizard/configuration.rb', line 15 def initialize(controller, opts) #completed_redirect = nil, canceled_redirect = nil) @controller_class_name = controller.to_s.camelcase @controller_class_name += 'Controller' unless @controller_class_name =~ /Controller$/ @controller_path = @controller_class_name.sub(/Controller$/,'').underscore @controller_name = @controller_class_name.demodulize.sub(/Controller$/,'').underscore @completed_redirect = opts[:completed] || opts[:when_completed] || opts[:redirect] #format_redirect(completed_redirect) @canceled_redirect = opts[:canceled] || opts[:when_canceled] || opts[:redirect] @include_skip_button = opts[:skip] || opts[:allow_skip] || opts[:allow_skipping] || false @include_cancel_button = opts.key?(:cancel) ? opts[:cancel] : true @guard_entry = opts.key?(:guard) ? opts[:guard] : true @password_fields = opts[:mask_fields] || opts[:mask_passwords] || [:password, :password_confirmation] @persist_model = opts[:persist_model] || :per_page @form_data = opts[:form_data] || :session raise(ArgumentError, ":persist_model option must be one of :once or :per_page", caller) unless [:once, :per_page].include?(@persist_model) raise(ArgumentError, ":form_data option must be one of :sandbox or :session", caller) unless [:sandbox, :session].include?(@form_data) @page_order = [] @pages = {} @buttons = nil @default_buttons = Hash[*[:next, :back, :cancel, :finish, :skip].collect {|default| [default, Button.new(default)] }.flatten] end |
Instance Attribute Details
#canceled_redirect ⇒ Object (readonly)
Returns the value of attribute canceled_redirect.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def canceled_redirect @canceled_redirect end |
#completed_redirect ⇒ Object (readonly)
Returns the value of attribute completed_redirect.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def completed_redirect @completed_redirect end |
#controller_class_name ⇒ Object (readonly)
Returns the value of attribute controller_class_name.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def controller_class_name @controller_class_name end |
#controller_name ⇒ Object (readonly)
Returns the value of attribute controller_name.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def controller_name @controller_name end |
#controller_path ⇒ Object (readonly)
Returns the value of attribute controller_path.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def controller_path @controller_path end |
#page_order ⇒ Object (readonly)
Returns the value of attribute page_order.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def page_order @page_order end |
#pages ⇒ Object (readonly)
Returns the value of attribute pages.
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# File 'lib/wizardly/wizard/configuration.rb', line 11 def pages @pages end |
Class Method Details
.create(controller_name, model_name, opts = {}, &block) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 63 def self.create(controller_name, model_name, opts={}, &block) # controller_name = controller_name.to_s.underscore.sub(/_controller$/, '').to_sym model_name = model_name.to_s.underscore.to_sym config = Wizardly::Wizard::Configuration.new(controller_name, opts) config.inspect_model!(model_name) Wizardly::Wizard::DSL.new(config).instance_eval(&block) if block_given? config end |
Instance Method Details
#_change_button(name) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 129 def (name) raise(WizardConfigurationError, "Button :#{name} in _change_button() call does not exist", caller) unless self..key?(name) = self. @buttons = nil # clear the buttons for regeneration after change in next line [name] end |
#_create_button(name, opts) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 135 def (name, opts) id = opts[:id] || (name) raise(WizardConfigurationError, "Button '#{name}' with id :#{id} cannot be created. The ID already exists.", caller) if self..key?(id) @buttons=nil @default_buttons[id] = UserDefinedButton.new(id, name) end |
#_mask_passwords(passwords) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 142 def _mask_passwords(passwords) case passwords when String passwords = [passwords.to_sym] when Symbol passwords = [passwords] when Array else raise(WizardlyConfigurationError, "mask_passwords method only accepts string, symbol or array of password fields") end @password_fields.push(*passwords).uniq! end |
#_set_page(name) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 141 def _set_page(name); @pages[name]; end |
#_when_canceled_redirect_to(redir) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 128 def _when_canceled_redirect_to(redir); @canceled_redirect = redir; end |
#_when_completed_redirect_to(redir) ⇒ Object
internal DSL method handlers
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# File 'lib/wizardly/wizard/configuration.rb', line 127 def _when_completed_redirect_to(redir); @completed_redirect = redir; end |
#button_for_function(name) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 56 def (name); @default_buttons[name]; end |
#buttons ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 57 def return @buttons if @buttons # reduce buttons @buttons = Hash[*@default_buttons.collect{|k,v|[v.id, v]}.flatten] end |
#first_page?(name) ⇒ Boolean
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# File 'lib/wizardly/wizard/configuration.rb', line 44 def first_page?(name); @page_order.first == name; end |
#form_data_keep_in_session? ⇒ Boolean
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# File 'lib/wizardly/wizard/configuration.rb', line 38 def form_data_keep_in_session?; @form_data == :session; end |
#guard? ⇒ Boolean
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# File 'lib/wizardly/wizard/configuration.rb', line 36 def guard?; @guard_entry; end |
#initial_referer_key ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 74 def initial_referer_key @initial_referer_key ||= "#{self.controller_path.sub(/\//, '')}_irk".to_sym end |
#inspect_model!(model) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 73 def inspect_model!(model) # first examine the model symbol, transform and see if the constant # exists begin @wizard_model_sym = model.to_sym @wizard_model_class_name = model.to_s.camelize @wizard_model_const = @wizard_model_class_name.constantize rescue Exception=>e raise ModelNotFoundError, "Cannot convert :#{@wizard_model_sym} to model constant for #{@wizard_model_class_name}: " + e., caller end begin @page_order = @wizard_model_const.validation_group_order rescue Exception => e raise ValidationGroupError, "Unable to read validation groups from #{@wizard_model_class_name}: " + e., caller end raise(ValidationGroupError, "No validation groups defined for model #{@wizard_model_class_name}", caller) unless (@page_order && !@page_order.empty?) begin groups = @wizard_model_const.validation_groups enum_attrs = @wizard_model_const.respond_to?(:enumerated_attributes) ? @wizard_model_const.enumerated_attributes.collect {|k,v| k } : [] model_inst = @wizard_model_const.new last_index = @page_order.size-1 @page_order.each_with_index do |p, index| fields = groups[p].map do |f| column = model_inst.column_for_attribute(f) type = case when enum_attrs.include?(f) then :enum when (@password_fields && @password_fields.include?(f)) then :password else column ? column.type : :string end PageField.new(f, type) end page = Page.new(self, p, fields) # default button settings based on order, can be altered by # set_page(@id).buttons_to [] = [] << @default_buttons[:next] unless index >= last_index << @default_buttons[:finish] if index == last_index << @default_buttons[:back] unless index == 0 << @default_buttons[:skip] if (@include_skip_button && index != last_index) << @default_buttons[:cancel] if (@include_cancel_button) page. = @pages[page.id] = page end rescue Exception => e raise ValidationGroupError, "Failed to configure wizard from #{@wizard_model_class_name} validation groups: " + e., caller end end |
#last_page?(name) ⇒ Boolean
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# File 'lib/wizardly/wizard/configuration.rb', line 45 def last_page?(name); @page_order.last == name; end |
#model ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 39 def model; @wizard_model_sym; end |
#model_class_name ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 41 def model_class_name; @wizard_model_class_name; end |
#model_const ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 42 def model_const; @wizard_model_const; end |
#model_instance_variable ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 40 def model_instance_variable; "@#{@wizard_model_sym.to_s}"; end |
#next_page(name) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 46 def next_page(name) index = @page_order.index(name) index += 1 unless self.last_page?(name) @page_order[index] end |
#persist_key ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 77 def persist_key; @persist_key ||= "#{self.controller_path.sub(/\//, '')}_dat".to_sym end |
#persist_model_per_page? ⇒ Boolean
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# File 'lib/wizardly/wizard/configuration.rb', line 37 def persist_model_per_page?; @persist_model == :per_page; end |
#previous_page(name) ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 51 def previous_page(name) index = @page_order.index(name) index -= 1 unless self.first_page?(name) @page_order[index] end |
#print_callback_macros ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 5 def print_callback_macros macros = [ %w(on_post _on_post_%s_form), %w(on_get _on_get_%s_form), %w(on_errors _on_invalid_%s_form) ] self..each do |id, | macros << ['on_'+ id.to_s, '_on_%s_form_'+ id.to_s ] end mb = StringIO.new macros.each do |macro| mb << <<-MACRO def self.#{macro.first}(*args, &block) self._define_action_callback_macro('#{macro.first}', '#{macro.last}', *args, &block) end MACRO end mb << <<-DEFMAC def self._define_action_callback_macro(macro_first, macro_last, *args, &block) return if args.empty? all_forms = #{page_order.inspect} if args.include?(:all) forms = all_forms else forms = args.map do |fa| unless all_forms.include?(fa) raise(ArgumentError, ":"+fa.to_s+" in callback '" + macro_first + "' is not a form defined for the wizard", caller) end fa end end forms.each do |form| self.send(:define_method, sprintf(macro_last, form.to_s), &block ) hide_action macro_last.to_sym end end DEFMAC [ %w(on_completed _after_wizard_save) ].each do |macro| mb << <<-EVENTS def self.#{macro.first}(&block) self.send(:define_method, :#{macro.last}, &block ) end EVENTS end mb.string end |
#print_callbacks ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 153 def print_callbacks finish = self.(:finish).id skip = self.(:skip).id back = self.(:back).id cancel = self.(:cancel).id <<-CALLBACKS protected def _on_wizard_#{finish} return if @wizard_completed_flag @#{self.model}.save_without_validation! if @#{self.model}.changed? @wizard_completed_flag = true reset_wizard_form_data _wizard_final_redirect_to(:completed) end def _on_wizard_#{skip} self.progression = self.progression - [@step] redirect_to(:action=>wizard_config.next_page(@step)) unless self.performed? end def _on_wizard_#{back} redirect_to(:action=>(previous_in_progression_from(@step) || :#{self.page_order.first})) unless self.performed? end def _on_wizard_#{cancel} _wizard_final_redirect_to(:canceled) end def _wizard_final_redirect_to(type) init = (type == :canceled && wizard_config.form_data_keep_in_session?) ? self.initial_referer : reset_wizard_session_vars unless self.performed? redir = (type == :canceled ? wizard_config.canceled_redirect : wizard_config.completed_redirect) || init return redirect_to(redir) if redir raise Wizardly::RedirectNotDefinedError, "No redirect was defined for completion or canceling the wizard. Use :completed and :canceled options to define redirects.", caller end end hide_action :_on_wizard_#{finish}, :_on_wizard_#{skip}, :_on_wizard_#{back}, :_on_wizard_#{cancel}, :_wizard_final_redirect_to CALLBACKS end |
#print_config ⇒ Object
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# File 'lib/wizardly/wizard/configuration.rb', line 155 def print_config io = StringIO.new class_name = controller_name.to_s.camelize class_name += 'Controller' unless class_name =~ /Controller$/ io.puts "#{class_name} wizard configuration" io.puts io.puts "model: #{model_class_name}" io.puts "instance: @#{model}" io.puts io.puts "pages:" self.page_order.each do |pid| page = pages[pid] # io.puts " #{index+1}. '#{page.title}' page (:#{page.id}) has" io.puts " '#{page.title}' page (:#{page.id}) has" io.puts " --fields: #{page.fields.inject([]){|a, f| a << '"'+f.name.to_s.titleize+'" [:'+f.column_type.to_s+']'}.join(', ')}" io.puts " --buttons: #{page..inject([]){|a, b| a << b.name.to_s }.join(', ')}" end io.puts io.puts "redirects:" io.puts " when completed: #{completed_redirect ? completed_redirect.inspect : 'redirects to initial referer by default (specify :completed=>url to override)'}" io.puts " when canceled: #{canceled_redirect ? canceled_redirect.inspect : 'redirects to initial referer by default (specify :canceled=>url to override)'}" io.puts io.puts "buttons:" self..each do |k, b| bs = StringIO.new bs << " #{b.name} (:#{b.id}) " if (b.user_defined?) bs << "-- user defined button and function" else dk = @default_buttons.index(b) bs << "-- used for internal <#{dk}> functionality" end io.puts bs.string end io.puts io.string end |
#print_helpers ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 191 def print_helpers next_id = self.(:next).id finish_id = self.(:finish).id first_page = self.page_order.first = self.(:finish).id guard_line = self.guard? ? '' : 'return check_progression #guard entry disabled' mb = StringIO.new mb << <<-PROGRESSION protected def do_not_complete; @do_not_complete = true; end def previous_in_progression_from(step) po = #{self.page_order.inspect} p = self.progression p -= po[po.index(step)..-1] self.progression = p p.last end def check_progression p = self.progression a = params[:action].to_sym return if p.last == a po = #{self.page_order.inspect} return unless (ai = po.index(a)) p -= po[ai..-1] p << a self.progression = p end PROGRESSION if self.form_data_keep_in_session? mb << <<-SESSION # for :form_data=>:session def guard_entry if (r = request.env['HTTP_REFERER']) begin h = ::ActionController::Routing::Routes.recognize_path(URI.parse(r).path, {:method=>:get}) rescue else return check_progression if (h[:controller]||'') == '#{self.controller_path}' self.initial_referer = h unless self.initial_referer end end # coming from outside the controller or no route for GET #{guard_line} if (params[:action] == '#{first_page}' || params[:action] == 'index') return check_progression elsif self.wizard_form_data p = self.progression return check_progression if p.include?(params[:action].to_sym) return redirect_to(:action=>(p.last||:#{first_page})) end redirect_to :action=>:#{first_page} end hide_action :guard_entry SESSION else mb << <<-SANDBOX # for :form_data=>:sandbox def guard_entry if (r = request.env['HTTP_REFERER']) begin h = ::ActionController::Routing::Routes.recognize_path(URI.parse(r).path, {:method=>:get}) rescue else return check_progression if (h[:controller]||'') == '#{self.controller_path}' self.initial_referer = h end else self.initial_referer = nil end # coming from outside the controller reset_wizard_form_data #{guard_line} return redirect_to(:action=>:#{first_page}) unless (params[:action] || '') == '#{first_page}' check_progression end hide_action :guard_entry SANDBOX end mb << <<-HELPERS def render_and_return return if callback_performs_action?('_on_get_'[email protected]_s+'_form') render_wizard_form render unless self.performed? end def complete_wizard(redirect = nil) unless @wizard_completed_flag @#{self.model}.save_without_validation! callback_performs_action?(:_after_wizard_save) end redirect_to redirect if (redirect && !self.performed?) return if @wizard_completed_flag _on_wizard_#{} redirect_to(#{Utils.formatted_redirect(self.completed_redirect)}) unless self.performed? end def _build_wizard_model if self.wizard_config.persist_model_per_page? h = self.wizard_form_data if (h && model_id = h['id']) _model = #{self.model_class_name}.find(model_id) _model.attributes = params[:#{self.model}]||{} @#{self.model} = _model return end @#{self.model} = #{self.model_class_name}.new(params[:#{self.model}]) else # persist data in session or flash h = (self.wizard_form_data||{}).merge(params[:#{self.model}] || {}) @#{self.model} = #{self.model_class_name}.new(h) end end def _preserve_wizard_model return unless (@#{self.model} && !@wizard_completed_flag) if self.wizard_config.persist_model_per_page? @#{self.model}.save_without_validation! if request.get? @#{self.model}.errors.clear else @#{self.model}.reject_non_validation_group_errors end self.wizard_form_data = {'id'=>@#{self.model}.id} else self.wizard_form_data = @#{self.model}.attributes end end hide_action :_build_wizard_model, :_preserve_wizard_model def initial_referer session[:#{self.initial_referer_key}] end def initial_referer=(val) session[:#{self.initial_referer_key}] = val end def progression=(array) session[:#{self.progression_key}] = array end def progression session[:#{self.progression_key}]||[] end hide_action :progression, :progression=, :initial_referer, :initial_referer= def wizard_form_data=(hash) if wizard_config.form_data_keep_in_session? session[:#{self.persist_key}] = hash else if hash flash[:#{self.persist_key}] = hash else flash.discard(:#{self.persist_key}) end end end def reset_wizard_form_data; self.wizard_form_data = nil; end def wizard_form_data wizard_config.form_data_keep_in_session? ? session[:#{self.persist_key}] : flash[:#{self.persist_key}] end hide_action :wizard_form_data, :wizard_form_data=, :reset_wizard_form_data def render_wizard_form end hide_action :render_wizard_form def performed?; super; end hide_action :performed? def underscore_button_name(value) value.to_s.strip.squeeze(' ').gsub(/ /, '_').downcase end hide_action :underscore_button_name def reset_wizard_session_vars self.progression = nil init = self.initial_referer self.initial_referer = nil init end hide_action :reset_wizard_session_vars def check_action_for_button button_id = nil case when params[:commit] button_name = params[:commit] button_id = underscore_button_name(button_name).to_sym when ((b_ar = self.wizard_config.buttons.find{|k,b| params[k]}) && params[b_ar.first] == b_ar.last.name) button_name = b_ar.last.name button_id = b_ar.first end if button_id unless [:#{next_id}, :#{finish_id}].include?(button_id) action_method_name = "_on_" + params[:action].to_s + "_form_" + button_id.to_s callback_performs_action?(action_method_name) unless ((btn_obj = self.wizard_config.buttons[button_id]) == nil || btn_obj.user_defined?) method_name = "_on_wizard_" + button_id.to_s if (self.method(method_name)) self.__send__(method_name) else raise MissingCallbackError, "Callback method either '" + action_method_name + "' or '" + method_name + "' not defined", caller end end end end button_id end hide_action :check_action_for_button @wizard_callbacks ||= [] def self.wizard_callbacks; @wizard_callbacks; end def callback_performs_action?(methId) cache = self.class.wizard_callbacks return false if cache.include?(methId) if self.respond_to?(methId, true) self.send(methId) else cache << methId return false end self.performed? end hide_action :callback_performs_action? HELPERS mb.string end |
#print_page_action_method(id) ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 84 def print_page_action_method(id) page = @pages[id] = self.(:finish).id = self.(:next).id (mb = StringIO.new) << <<-ONE def #{page.name} begin @step = :#{id} @wizard = wizard_config @title = '#{page.title}' @description = '#{page.description}' _build_wizard_model if request.post? && callback_performs_action?(:_on_post_#{id}_form) raise CallbackError, "render or redirect not allowed in :on_post(:#{id}) callback", caller end button_id = check_action_for_button return if performed? if request.get? return if callback_performs_action?(:_on_get_#{id}_form) render_wizard_form return end # @#{self.model}.enable_validation_group :#{id} unless @#{self.model}.valid?(:#{id}) return if callback_performs_action?(:_on_invalid_#{id}_form) render_wizard_form return end @do_not_complete = false ONE if self.last_page?(id) mb << <<-TWO callback_performs_action?(:_on_#{id}_form_#{}) complete_wizard unless @do_not_complete TWO elsif self.first_page?(id) mb << <<-THREE if button_id == :#{} callback_performs_action?(:_on_#{id}_form_#{}) complete_wizard unless @do_not_complete return end return if callback_performs_action?(:_on_#{id}_form_#{}) redirect_to :action=>:#{self.next_page(id)} THREE else mb << <<-FOUR if button_id == :#{} callback_performs_action?(:_on_#{id}_form_#{}) complete_wizard unless @do_not_complete return end return if callback_performs_action?(:_on_#{id}_form_#{}) redirect_to :action=>:#{self.next_page(id)} FOUR end mb << <<-ENSURE ensure _preserve_wizard_model end end ENSURE mb.string end |
#print_page_action_methods ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 56 def print_page_action_methods mb = StringIO.new self.pages.each do |id, p| mb << <<-COMMENT # #{id} action method #{self.print_page_action_method(id)} COMMENT end mb << <<-INDEX def index redirect_to :action=>:#{self.page_order.first} end INDEX mb.string end |
#progression_key ⇒ Object
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# File 'lib/wizardly/wizard/configuration/methods.rb', line 80 def progression_key @progression_key ||= "#{self.controller_path.sub(/\//, '')}_prg".to_sym end |