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135 lines
3.6 KiB
135 lines
3.6 KiB
<?php |
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/** |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/ |
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*/ |
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namespace yii\bootstrap; |
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use yii\base\InvalidConfigException; |
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use yii\helpers\ArrayHelper; |
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use yii\helpers\Html; |
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/** |
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* Collapse renders an accordion bootstrap javascript component. |
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* |
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* For example: |
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* |
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* ```php |
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* echo Collapse::widget([ |
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* 'items' => [ |
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* // equivalent to the above |
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* 'Collapsible Group Item #1' => [ |
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* 'content' => 'Anim pariatur cliche...', |
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* // open its content by default |
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* 'contentOptions' => ['class' => 'in'] |
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* ], |
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* // another group item |
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* 'Collapsible Group Item #2' => [ |
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* 'content' => 'Anim pariatur cliche...', |
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* 'contentOptions' => [...], |
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* 'options' => [...], |
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* ], |
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* ] |
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* ]); |
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* ``` |
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* |
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* @see http://twitter.github.io/bootstrap/javascript.html#collapse |
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* @author Antonio Ramirez <amigo.cobos@gmail.com> |
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* @since 2.0 |
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*/ |
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class Collapse extends Widget |
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{ |
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/** |
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* @var array list of groups in the collapse widget. Each array element represents a single |
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* group with the following structure: |
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* |
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* ```php |
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* // item key is the actual group header |
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* 'Collapsible Group Item #1' => [ |
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* // required, the content (HTML) of the group |
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* 'content' => 'Anim pariatur cliche...', |
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* // optional the HTML attributes of the content group |
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* 'contentOptions' => [], |
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* // optional the HTML attributes of the group |
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* 'options' => [], |
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* ] |
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* ``` |
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*/ |
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public $items = []; |
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/** |
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* Initializes the widget. |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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Html::addCssClass($this->options, 'panel-group'); |
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} |
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/** |
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* Renders the widget. |
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*/ |
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public function run() |
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{ |
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echo Html::beginTag('div', $this->options) . "\n"; |
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echo $this->renderItems() . "\n"; |
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echo Html::endTag('div') . "\n"; |
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$this->registerPlugin('collapse'); |
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} |
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/** |
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* Renders collapsible items as specified on [[items]]. |
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* @return string the rendering result |
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*/ |
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public function renderItems() |
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{ |
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$items = []; |
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$index = 0; |
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foreach ($this->items as $header => $item) { |
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$options = ArrayHelper::getValue($item, 'options', []); |
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Html::addCssClass($options, 'panel panel-default'); |
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$items[] = Html::tag('div', $this->renderItem($header, $item, ++$index), $options); |
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} |
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return implode("\n", $items); |
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} |
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/** |
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* Renders a single collapsible item group |
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* @param string $header a label of the item group [[items]] |
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* @param array $item a single item from [[items]] |
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* @param integer $index the item index as each item group content must have an id |
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* @return string the rendering result |
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* @throws InvalidConfigException |
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*/ |
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public function renderItem($header, $item, $index) |
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{ |
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if (isset($item['content'])) { |
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$id = $this->options['id'] . '-collapse' . $index; |
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$options = ArrayHelper::getValue($item, 'contentOptions', []); |
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$options['id'] = $id; |
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Html::addCssClass($options, 'panel-collapse collapse'); |
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$headerToggle = Html::a($header, '#' . $id, [ |
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'class' => 'accordion-toggle', |
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'data-toggle' => 'collapse', |
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'data-parent' => '#' . $this->options['id'] |
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]) . "\n"; |
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$header = Html::tag('h4', $headerToggle, ['class' => 'panel-title']); |
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$content = Html::tag('div', $item['content'], ['class' => 'panel-body']) . "\n"; |
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} else { |
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throw new InvalidConfigException('The "content" option is required.'); |
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} |
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$group = []; |
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$group[] = Html::tag('div', $header, ['class' => 'panel-heading']); |
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$group[] = Html::tag('div', $content, $options); |
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return implode("\n", $group); |
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} |
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}
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