Created
January 23, 2014 20:52
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| class SimpleSearchForm | |
| include ActiveAttr::Model | |
| class_attribute :_search_model | |
| class_attribute :_like_attributes | |
| class_attribute :_equal_attributes | |
| class_attribute :_join_tables | |
| self._like_attributes = [] | |
| self._equal_attributes = [] | |
| self._join_tables = [] | |
| class << self | |
| private | |
| def inherited(child) | |
| child._search_model = child.name.gsub('SearchForm', '').constantize | |
| end | |
| def define_attribute(*attrs) | |
| attrs.each do |attr| | |
| if attr.respond_to?(:each) | |
| attr.each do |attr2| | |
| __send__(:attribute, attr2) unless attributes.include?(attr2) | |
| end | |
| else | |
| __send__(:attribute, attr) unless attributes.include?(attr) | |
| end | |
| end | |
| end | |
| public | |
| def search_model(attr) | |
| self._search_model = attr | |
| end | |
| def like_attributes(*attrs) | |
| define_attribute attrs | |
| if attrs.respond_to?(:each) | |
| attrs.each do |attr| | |
| self._like_attributes += [attr] | |
| end | |
| else | |
| self._like_attributes += [attrs[0]] | |
| end | |
| end | |
| def equal_attributes(*attrs) | |
| define_attribute attrs | |
| if attrs.respond_to?(:each) | |
| attrs.each do |attr| | |
| self._equal_attributes += [attr] | |
| end | |
| else | |
| self._equal_attributes += [attrs[0]] | |
| end | |
| end | |
| def join_tables(*attrs) | |
| define_attribute attrs | |
| if attrs.respond_to?(:each) | |
| attrs.each do |attr| | |
| self._join_tables += [attr] | |
| end | |
| else | |
| self._join_tables += [attrs[0]] | |
| end | |
| end | |
| end | |
| def search | |
| scoped = _search_model.scoped | |
| _like_attributes.each do |attr| | |
| scoped = scoped.where _search_model.arel_table[attr].matches("%#{send(attr)}%") if send(attr).present? | |
| end | |
| _equal_attributes.each do |attr| | |
| scoped = scoped.where _search_model.arel_table[attr].eq(send(attr)) if send(attr).present? | |
| end | |
| scoped = custom_hook(scoped) if defined? custom_hook | |
| _join_tables.each do |model| | |
| scoped = scoped.includes model | |
| end | |
| scoped | |
| end | |
| end |
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