array( * array( * 'header' => 'Section 1', * 'content' => 'Mauris mauris ante, blandit et, ultrices a, suscipit eget...', * ), * array( * 'header' => 'Section 2', * 'headerOptions' => array( * 'tag' => 'h3', * ), * 'content' => 'Sed non urna. Phasellus eu ligula. Vestibulum sit amet purus...', * 'options' => array( * 'tag' => 'div', * ), * ), * ), * 'options' => array( * 'tag' => 'div', * ), * 'itemOptions' => array( * 'tag' => 'div', * ), * 'headerOptions' => array( * 'tag' => 'h3', * ), * 'clientOptions' => array( * 'collapsible' => false, * ), * )); * ``` * * @see http://api.jqueryui.com/accordion/ * @author Alexander Kochetov * @since 2.0 */ class Accordion extends Widget { /** * @var array the HTML attributes for the widget container tag. The following special options are recognized: * * - tag: string, defaults to "div", the tag name of the container tag of this widget */ public $options = array(); /** * @var array list of collapsible items. Each item can be an array of the following structure: * * ~~~ * array( * 'header' => 'Item header', * 'content' => 'Item content', * // the HTML attributes of the item header container tag. This will overwrite "headerOptions". * 'headerOptions' => array(), * // the HTML attributes of the item container tag. This will overwrite "itemOptions". * 'options' => array(), * ) * ~~~ */ public $items = array(); /** * @var array list of HTML attributes for the item container tags. This will be overwritten * by the "options" set in individual [[items]]. The following special options are recognized: * * - tag: string, defaults to "li", the tag name of the item container tags. */ public $itemOptions = array(); /** * @var array list of HTML attributes for the item header container tags. This will be overwritten * by the "headerOptions" set in individual [[items]]. The following special options are recognized: * * - tag: string, defaults to "li", the tag name of the item container tags. */ public $headerOptions = array(); /** * Renders the widget. */ public function run() { $options = $this->options; $tag = ArrayHelper::remove($options, 'tag', 'div'); echo Html::beginTag($tag, $options) . "\n"; echo $this->renderItems() . "\n"; echo Html::endTag($tag) . "\n"; $this->registerWidget('accordion'); } /** * Renders collapsible items as specified on [[items]]. * @return string the rendering result. * @throws InvalidConfigException. */ protected function renderItems() { $items = array(); foreach ($this->items as $item) { if (!isset($item['header'])) { throw new InvalidConfigException("The 'header' option is required."); } if (!isset($item['content'])) { throw new InvalidConfigException("The 'content' option is required."); } $headerOptions = array_merge($this->headerOptions, ArrayHelper::getValue($item, 'headerOptions', array())); $headerTag = ArrayHelper::remove($headerOptions, 'tag', 'h3'); $items[] = Html::tag($headerTag, $item['header'], $headerOptions); $options = array_merge($this->itemOptions, ArrayHelper::getValue($item, 'options', array())); $tag = ArrayHelper::remove($options, 'tag', 'div'); $items[] = Html::tag($tag, $item['content'], $options);; } return implode("\n", $items); } }