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200 lines
6.9 KiB
200 lines
6.9 KiB
<?php |
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namespace core\components\bootstrap4\widgets; |
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use Exception; |
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use yii\base\InvalidConfigException; |
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use yii\bootstrap\Widget; |
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use yii\helpers\Html; |
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use yii\helpers\ArrayHelper; |
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class Tab4 extends Widget |
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{ |
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public array $items = []; |
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public array $itemOptions = []; |
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public array $headerOptions = ['class' => 'nav-item']; |
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public array $linkOptions = ['class' => 'nav-link']; |
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public bool $encodeLabels = true; |
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public string $navType = 'nav-tabs'; |
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public bool $renderTabContent = true; |
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public array $tabContentOptions = []; |
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public string $dropdownClass = 'yii\bootstrap\Dropdown'; |
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public string $template = '{headers}{panes}'; |
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public function init() |
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{ |
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parent::init(); |
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Html::addCssClass($this->options, ['widget' => 'nav nav-tabs', $this->navType]); |
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Html::addCssClass($this->tabContentOptions, 'tab-content'); |
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} |
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/** |
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* Renders the widget. |
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* @throws InvalidConfigException |
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*/ |
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public function run(): string |
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{ |
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$this->registerPlugin('tab'); |
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return $this->renderItems(); |
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} |
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/** |
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* Renders tab items as specified on [[items]]. |
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* @return string the rendering result. |
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* @throws InvalidConfigException. |
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* @throws Exception |
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*/ |
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protected function renderItems(): string |
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{ |
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$headers = []; |
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$panes = []; |
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if (!$this->hasActiveTab()) { |
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$this->activateFirstVisibleTab(); |
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} |
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foreach ($this->items as $n => $item) { |
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if (!ArrayHelper::remove($item, 'visible', true)) { |
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continue; |
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} |
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if (!array_key_exists('label', $item)) { |
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throw new InvalidConfigException("The 'label' option is required."); |
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} |
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$encodeLabel = $item['encode'] ?? $this->encodeLabels; |
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$label = $encodeLabel ? Html::encode($item['label']) : $item['label']; |
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$headerOptions = array_merge($this->headerOptions, ArrayHelper::getValue($item, 'headerOptions', [])); |
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$linkOptions = array_merge($this->linkOptions, ArrayHelper::getValue($item, 'linkOptions', [])); |
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if (isset($item['items'])) { |
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$label .= ' <b class="caret"></b>'; |
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Html::addCssClass($headerOptions, ['widget' => 'dropdown']); |
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if ($this->renderDropdown($n, $item['items'], $panes)) { |
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Html::addCssClass($headerOptions, 'active'); |
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} |
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Html::addCssClass($linkOptions, ['widget' => 'dropdown-toggle']); |
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if (!isset($linkOptions['data-toggle'])) { |
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$linkOptions['data-toggle'] = 'dropdown'; |
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} |
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/** @var Widget $dropdownClass */ |
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$dropdownClass = $this->dropdownClass; |
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$header = Html::a($label, "#", $linkOptions) . "\n" |
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. $dropdownClass::widget(['items' => $item['items'], 'clientOptions' => false, 'view' => $this->getView()]); |
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} else { |
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$options = array_merge($this->itemOptions, ArrayHelper::getValue($item, 'options', [])); |
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$options['id'] = ArrayHelper::getValue($options, 'id', $this->options['id'] . '-tab' . $n); |
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Html::addCssClass($options, ['widget' => 'tab-pane']); |
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if (ArrayHelper::remove($item, 'active')) { |
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Html::addCssClass($options, 'active'); |
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Html::addCssClass($linkOptions, 'active'); |
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} |
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if (isset($item['url'])) { |
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$header = Html::a($label, $item['url'], $linkOptions); |
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} else { |
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if (!isset($linkOptions['data-toggle'])) { |
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$linkOptions['data-toggle'] = 'tab'; |
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} |
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$header = Html::a($label, '#' . $options['id'], $linkOptions); |
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} |
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if ($this->renderTabContent) { |
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$tag = ArrayHelper::remove($options, 'tag', 'div'); |
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$panes[] = Html::tag($tag, $item['content'] ?? '', $options); |
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} |
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} |
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$headers[] = Html::tag('li', $header, $headerOptions); |
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} |
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$headersHtml = Html::tag('ul', implode("\n", $headers), $this->options); |
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$panesHtml = $this->renderPanes($panes); |
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return strtr($this->template, [ |
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'{headers}' => $headersHtml, |
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'{panes}' => $panesHtml, |
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]); |
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} |
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/** |
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* @return bool if there's active tab defined |
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*/ |
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protected function hasActiveTab(): bool |
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{ |
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foreach ($this->items as $item) { |
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if (isset($item['active']) && $item['active'] === true) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* @throws Exception |
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*/ |
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protected function activateFirstVisibleTab() |
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{ |
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foreach ($this->items as $i => $item) { |
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$active = ArrayHelper::getValue($item, 'active'); |
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$visible = ArrayHelper::getValue($item, 'visible', true); |
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if ($visible && $active !== false) { |
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$this->items[$i]['active'] = true; |
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return; |
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} |
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} |
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} |
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/** |
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* @throws InvalidConfigException |
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* @throws Exception |
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*/ |
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protected function renderDropdown(string $itemNumber, array &$items, array &$panes): bool |
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{ |
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$itemActive = false; |
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foreach ($items as $n => &$item) { |
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if (is_string($item)) { |
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continue; |
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} |
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if (isset($item['visible']) && !$item['visible']) { |
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continue; |
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} |
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if (!(array_key_exists('content', $item) xor array_key_exists('url', $item))) { |
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throw new InvalidConfigException("Either the 'content' or the 'url' option is required, but only one can be set."); |
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} |
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if (array_key_exists('url', $item)) { |
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continue; |
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} |
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$content = ArrayHelper::remove($item, 'content'); |
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$options = ArrayHelper::remove($item, 'contentOptions', []); |
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Html::addCssClass($options, ['widget' => 'tab-pane']); |
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if (ArrayHelper::remove($item, 'active')) { |
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Html::addCssClass($options, 'active'); |
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Html::addCssClass($item['options'], 'active'); |
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$itemActive = true; |
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} |
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$options['id'] = ArrayHelper::getValue($options, 'id', $this->options['id'] . '-dd' . $itemNumber . '-tab' . $n); |
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$item['url'] = '#' . $options['id']; |
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if (!isset($item['linkOptions']['data-toggle'])) { |
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$item['linkOptions']['data-toggle'] = 'tab'; |
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} |
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$panes[] = Html::tag('div', $content, $options); |
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unset($item); |
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} |
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return $itemActive; |
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} |
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public function renderPanes(array $panes): string |
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{ |
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return $this->renderTabContent ? "\n" . Html::tag('div', implode("\n", $panes), $this->tabContentOptions) : ''; |
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} |
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}
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