-
-module Pettanr
- class ListManager
- class BaseList
- def initialize page, page_size, operators, item_name, list_name, conf, manifest
- @operators = operators
- @item_name = item_name
- @list_name = list_name
- @conf = conf
- @manifest = manifest
- @default_page_size = @conf['default_page_size'] || 25
- @max_page_size = @conf['max_page_size'] || 100
- @page = self.page_number(page)
- @page_size = self.page_size page_size
-
- @model = @item_name.classify.constantize
- @offset = (@page -1) * @page_size
- @table_name = @model.table_name
- if @model.content?
- @owner_model = @model.owner_model
- @owner_table_name = @owner_model.table_name if @owner_model
- end
- end
-
- def page_number prm = nil
- page = prm.to_i
- page = 1 if page < 1
- page
- end
-
- def page_size prm
- page_size = prm.to_i
- page_size = @max_page_size if page_size > @max_page_size
- page_size = @default_page_size if page_size < 1
- page_size
- end
-
- def where
- @model.list_where
- end
-
- def includes
- if @owner_model
- if @owner_model.owner_model
- {@owner_model.item_name => {@owner_model.owner_model.item_name => {}}}
- else
- {@owner_model.item_name => {}}
- end
- else
- {}
- end
- end
-
- def order
- @model.list_order
- end
-
- def items
- @model.where(self.where()).includes(self.includes).order(self.order).offset(@offset).limit(@page_size)
- end
-
- def paginate
- c = @model.where(self.where()).includes(self.includes).count
- Kaminari.paginate_array(Array.new(c, nil)).page(@offset).per(@page_size)
- end
-
- end
-
- class PublicList < BaseList
- end
-
- class PrivateList < BaseList
- def where
- case @model.owner_type
- when :author
- operator = @operators.author
- when :artist
- operator = @operators.artist
- end
- t = if @owner_model
- if @owner_model.owner_model
- @owner_model.owner_model.table_name
- else
- @owner_model.table_name
- end
- else
- @table_name
- end
- [t + '.' + @model.owner_type.to_s + '_id = ?', operator.id]
- end
- end
-
- class HasManyList < BaseList
- def initialize page, page_size, operators, item_name, list_name, conf, manifest
- super
- @association_name = @conf['association_name']
- @has_many_conf = @manifest.model(@item_name).associations['has_many'] || {}
- @association_conf = @has_many_conf[@association_name] || {}
- @association_model_name = @association_conf['model']
- @association_model = @association_model_name.classify.constantize
- @foreign_key = @association_conf['foreign_key']
- end
-
- def where parent_item
- w = @model.list_where
- w += ' and ' unless w.blank?
- t = @owner_model ? @owner_table_name : @table_name
- [w + @association_model_name + '.' + @foreign_key + ' = ?', parent_item.id]
- end
-
- def includes
- # @with_model_name ? {@with_model_name.classify.constantize.table_name => {}} : {}
- w = @owner_model ? {@owner_model.item_name => {}} : {}
- w.merge({@association_model.table_name => {} })
- end
-
- def items parent_item
- @model.where(self.where(parent_item)).includes(self.includes).order(self.order).offset(@offset).limit(@page_size)
- end
-
- def paginate parent_item
- Kaminari.paginate_array(Array.new(@model.where(self.where(parent_item).includes(self.includes)).count, nil)).page(@offset).per(@page_size)
- end
-
- end
-
- class FilterList < BaseList
- def initialize page, page_size, operators, item_name, list_name, conf, manifest
- super
- @list_list_conf = @manifest.list(@item_name).lists[list_name] || {}
- @from = @list_list_conf['from']
- @filter_key = @list_list_conf['filter_key']
- @includes = @list_list_conf['includes']
-
- @with_model_name = @list_list_conf['with']
- end
-
- def where filter_item
- w = @model.list_where
- w += ' and ' unless w.blank?
- [w + @table_name + '.' + @filter_key + ' = ?', filter_item.id]
- end
-
- def includes
- return @includes if @includes
- w = @owner_model ? {@owner_model.item_name => {}} : {}
- w.merge({@from => {} })
- end
-
- def items filter_item
- @model.where(self.where(filter_item)).includes(self.includes).order(self.order).offset(@offset).limit(@page_size)
- end
-
- def paginate filter_item
- Kaminari.paginate_array(Array.new(@model.where(self.where(filter_item).includes(self.includes)).count, nil)).page(@offset).per(@page_size)
- end
-
- end
-
- class ThroughFilterList < FilterList
- def initialize page, page_size, operators, item_name, list_name, conf, manifest
- super
- @through = @list_list_conf['through']
- end
-
- def includes
- {@through => {@from => {}} }
- end
-
- def where filter_item
- w = @model.list_where
- w += ' and ' unless w.blank?
- [w + @through + '.' + @filter_key + ' = ?', filter_item.id]
- end
-
- end
-
- class ElementFilterList < FilterList
- def includes
- {@owner_model.item_name => {}}
- end
-
- def where filter_item
- w = @model.list_where
- w += ' and ' unless w.blank?
- [w + @owner_table_name + '.' + @filter_key + ' = ?', filter_item.id]
+require_dependency "manifest/list/base"
+require_dependency "manifest/list/public"
+require_dependency "manifest/list/private"
+require_dependency "manifest/list/system_resource"
+require_dependency "manifest/list/filter"
+require_dependency "manifest/list/through_filter"
+require_dependency "manifest/list/foreign_filter"
+require_dependency "manifest/list/play"
+module Manifest
+ module ListModule
+ class ListFactory
+ @@types = {
+ 'public' => ListModule::PublicList, 'private' => PrivateList, 'system_resource' => SystemResourceList,
+ 'filter' => FilterList, 'through_filter' => ThroughFilterList, 'foreign_filter' => ForeignFilterList,
+ 'play' => PlayList
+ }
+ def self.factory manifest, item_name, my_manifests
+ lists = {}
+ my_manifests.each {|list_name, my_manifest|
+ model_manifest = manifest.models[item_name]
+ raise "undefined model for lists > #{item_name}\n" unless model_manifest
+ model_list_manifest = model_manifest.lists[list_name]
+ raise "undefined model_list for lists > #{item_name} > #{list_name}\n" unless model_list_manifest
+ type = model_list_manifest.type
+ raise "undefined type for lists > #{item_name} > #{list_name}\n" unless type
+ my_class = @@types[type]
+ raise "undefined class for lists > #{item_name} > #{list_name} > #{type}\n" unless my_class
+ lists[list_name] = my_class.new(manifest, item_name, list_name, my_manifest)
+ }
+ lists
end
end
-
- @@types = {
- 'public' => PublicList, 'private' => PrivateList,
- 'has_many' => HasManyList, 'filter' => FilterList,
- 'through_filter' => ThroughFilterList, 'element_filter' => ElementFilterList
- }
- def initialize list_manifest
- @list_manifest = list_manifest
- @item_name = @list_manifest.item_name
- @manifest = @list_manifest.manifest
- @list_conf = @list_manifest.conf
- @lists = {}
- @list_manifest.lists.each {|list_name, conf|
- type = conf['type']
- @lists[list_name] = @@types[type]
+ end
+
+ class List
+ include ListModule
+ def self.manager manifest, my_manifests
+ lists = {}
+ my_manifests.each {|item_name, list_manifest|
+ lists[item_name] = ListModule::ListFactory.factory(manifest, item_name, list_manifest)
}
+ lists
end
-
- def open list_name, page, page_size, operators
- raise "undefined list for #{@item_name}::#{list_name}\nconf:#{@list_conf}\n" unless @lists[list_name]
- @lists[list_name].new page, page_size, operators, @item_name, list_name, @list_conf, @manifest
- end
-
end
+
end