ХАК Типы материалов - Joomla 2.5: Общие вопросы

	<!-- Add fields to the request variables for the layout. -->
	<fields name="request">
		<fieldset name="request"
		 >

			<field name="id" type="category"
				description="JGLOBAL_CHOOSE_CATEGORY_DESC"
				extension="com_content"
				label="JGLOBAL_CHOOSE_CATEGORY_LABEL"
				required="true"
			/>
			
			<field name="type" 
				type="list" 
				label="Тип материалов"
				description="Тип материала (Обычный, Акция, Отзыв, Фото)"
				default="0">
				<option value="0">Обычные</option>
				<option value="1">Акции</option>
				<option value="2">Отзывы</option>
				<option value="3">Фото</option>	
			</field>
			
		</fieldset>
	</fields>

		// Select the required fields from the table.
		$query->select(
			$this->getState(
				'list.select',
				'a.id, a.title, a.alias, a.type, a.title_alias, a.introtext, ' .
				'a.checked_out, a.checked_out_time, ' .
				'a.catid, a.created, a.created_by, a.created_by_alias, ' .
				// use created if modified is 0
				'CASE WHEN a.modified = 0 THEN a.created ELSE a.modified END as modified, ' .
					'a.modified_by, uam.name as modified_by_name,' .
				// use created if publish_up is 0
				'CASE WHEN a.publish_up = 0 THEN a.created ELSE a.publish_up END as publish_up,' .
					'a.publish_down, a.images, a.urls, a.attribs, a.metadata, a.metakey, a.metadesc, a.access, ' .
					'a.hits, a.xreference, a.featured,'.' '.$query->length('a.fulltext').' AS readmore'
			)
		);

$query->where('a.type = ' . (int)JRequest::getVar('type'));