Accordion::renderCollapse() - Code Metrics - Inspection of "fix to render Stringable content in Accordion item" - yiisoft/yii-bootstrap5 - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#85)

by Albert

created 2022-04-01 17:21 UTC

Accordion::renderCollapse() A

↳ Parent: Accordion

Complexity

Conditions	4
Paths	8

Size

Total Lines	23
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	14
CRAP Score	4

Importance

Changes

Metric	Value
cc	4
eloc	13
c	0
b	0
f	0
nc	8
nop	2
dl	0
loc	23
ccs	14
cts	14
cp	1
crap	4
rs	9.8333

<?php

declare(strict_types=1);

namespace Yiisoft\Yii\Bootstrap5;

use JsonException;
use RuntimeException;
use Yiisoft\Arrays\ArrayHelper;
use Yiisoft\Html\Html;
use Yiisoft\Html\NoEncodeStringableInterface;
use function array_key_exists;
use function array_merge;
use function implode;
use function is_array;
use function is_numeric;
use function is_string;

/**
 * Accordion renders an accordion bootstrap JavaScript component.
 *
 * For example:
 *
 * ```php
 * echo Accordion::widget()
 *     ->items([
 *         [
 *             'label' => 'Accordion Item #1',
 *             'content' => [
 *                 'This is the first items accordion body. It is shown by default, until the collapse plugin ' .
 *                 'the appropriate classes that we use to style each element. These classes control the ' .
 *                 'overall appearance, as well as the showing and hiding via CSS transitions. You can  ' .
 *                 'modify any of this with custom CSS or overriding our default variables. Its also worth ' .
 *                 'noting that just about any HTML can go within the .accordion-body, though the transition ' .
 *                 'does limit overflow.',
 *             ],
 *         ],
 *         [
 *             'label' => 'Accordion Item #2',
 *             'content' => '<strong>This is the second items accordion body.</strong> It is hidden by default, ' .
 *                 'until the collapse plugin adds the appropriate classes that we use to style each element. ' .
 *                 'These classes control the overall appearance, as well as the showing and hiding via CSS ' .
 *                 'transitions. You can modify any of this with custom CSS or overriding our default ' .
 *                 'variables. Its also worth noting that just about any HTML can go within the ' .
 *                 '<code>.accordion-body</code>, though the transition does limit overflow.',
 *             'contentOptions' => [
 *                 'class' => 'testContentOptions',
 *             ],
 *             'options' => [
 *                 'class' => 'testClass',
 *                 'id' => 'testId',
 *             ],
 *         ],
 *         [
 *             'label' => '<b>Accordion Item #3</b>',
 *             'content' => [
 *                 '<b>test content1</b>',
 *                 '<strong>This is the third items accordion body.</strong> It is hidden by default, until the ' .
 *                 'collapse plugin adds the appropriate classes that we use to style each element. These ' .
 *                 'classes control the overall appearance, as well as the showing and hiding via CSS ' .
 *                 'transitions. You can modify any of this with custom CSS or overriding our default ' .
 *                 'variables. Its also worth noting that just about any HTML can go within the ' .
 *                 '<code>.accordion-body</code>, though the transition does limit overflow.',
 *             ],
 *             'contentOptions' => [
 *                 'class' => 'testContentOptions2',
 *             ],
 *             'options' => [
 *                 'class' => 'testClass2',
 *                 'id' => 'testId2',
 *             ],
 *             'encode' => false,
 *         ],
 *     ]);
 * ```
 *
 * @link https://getbootstrap.com/docs/5.0/components/accordion/
 */
final class Accordion extends Widget
{
    private array $items = [];
    private array $expands = [];
    private ?bool $defaultExpand = null;
    private bool $encodeLabels = true;
    private bool $encodeTags = false;
    private bool $autoCloseItems = true;
    private array $headerOptions = [];
    private array $itemToggleOptions = [];
    private array $contentOptions = [];
    private array $options = [];
    private bool $flush = false;

    public function getId(?string $suffix = '-accordion'): ?string
    {
        return $this->options['id'] ?? parent::getId($suffix);
    }

    private function getCollapseId(array $item, int $index): string
    {
        return ArrayHelper::getValueByPath($item, ['contentOptions', 'id'], $this->getId() . '-collapse' . $index);
    }

    private function getHeaderId(array $item, int $index): string
    {
        return ArrayHelper::getValueByPath($item, ['headerOptions', 'id'], $this->getCollapseId($item, $index) . '-heading');
    }

    public function beforeRun(): bool
    {
        Html::addCssClass($this->options, ['widget' => 'accordion']);

        if ($this->flush) {
            Html::addCssClass($this->options, ['flush' => 'accordion-flush']);
        }

        if (!isset($this->options['id'])) {
            $this->options['id'] = $this->getId();
        }

        return parent::beforeRun();
    }

    protected function run(): string
    {
        return Html::div($this->renderItems(), $this->options)
            ->encode($this->encodeTags)
            ->render();
    }

    /**
     * Whether to close other items if an item is opened. Defaults to `true` which causes an accordion effect.
     *
     * Set this to `false` to allow keeping multiple items open at once.
     *
     * @return self
     */
    public function allowMultipleOpenedItems(): self
    {
        $new = clone $this;
        $new->autoCloseItems = false;

        return $new;
    }

    /**
     * When tags Labels HTML should not be encoded.
     *
     * @return self
     */
    public function withoutEncodeLabels(): self
    {
        $new = clone $this;
        $new->encodeLabels = false;

        return $new;
    }

    /**
     * List of groups in the collapse widget. Each array element represents a single group with the following structure:
     *
     * - label: string, required, the group header label.
     * - encode: bool, optional, whether this label should be HTML-encoded. This param will override global
     *   `$this->encodeLabels` param.
     * - content: array|string|object, required, the content (HTML) of the group
     * - options: array, optional, the HTML attributes of the group
     * - contentOptions: optional, the HTML attributes of the group's content
     *
     * You may also specify this property as key-value pairs, where the key refers to the `label` and the value refers
     * to `content`. If value is a string it is interpreted as label. If it is an array, it is interpreted as explained
     * above.
     *
     * For example:
     *
     * ```php
     * echo Accordion::widget()
     *     ->items(
     *         [
     *             [
     *                 'Introduction' => 'This is the first collapsible menu',
     *                 'Second panel' => [
     *                     'content' => 'This is the second collapsible menu',
     *                 ],
     *             ],
     *             [
     *                 'label' => 'Third panel',
     *                 'content' => 'This is the third collapsible menu',
     *             ],
     *         ],
     *     );
     * ```
     *
     * @param array $value
     *
     * @return self
     */
    public function items(array $value): self
    {
        $new = clone $this;
        $new->items = $value;
        $new->expands = array_map(fn ($item) => isset($item['expand']) ? (bool) $item['expand'] : $this->defaultExpand, $new->items);

        return $new;
    }

    /**
     * Set expand property for items without it
     *
     * @param bool|null $default
     *
     * @return self
     */
    public function defaultExpand(?bool $default): self
    {
        if ($default === $this->defaultExpand) {
            return $this;
        }

        $new = clone $this;
        $new->defaultExpand = $default;
        $new->expands = array_map(fn ($item) => isset($item['expand']) ? (bool) $item['expand'] : $new->defaultExpand, $new->items);

        return $new;
    }

    /**
     * Options for each header if not present in item
     *
     * @param array $options
     *
     * @return self
     */
    public function headerOptions(array $options): self
    {
        $new = clone $this;
        $new->headerOptions = $options;

        return $new;
    }

    /**
     * The HTML options for the item toggle tag. Key 'tag' might be used here for the tag name specification.
     *
     * For example:
     *
     * ```php
     * [
     *     'tag' => 'div',
     *     'class' => 'custom-toggle',
     * ]
     * ```
     *
     * @param array $value
     *
     * @return self
     */
    public function itemToggleOptions(array $value): self
    {
        $new = clone $this;
        $new->itemToggleOptions = $value;

        return $new;
    }

    /**
     * Content options for items if not present in current
     *
     * @param array $options
     *
     * @return self
     */
    public function contentOptions(array $options): self
    {
        $new = clone $this;
        $new->contentOptions = $options;

        return $new;
    }

    /**
     * The HTML attributes for the widget container tag. The following special options are recognized.
     *
     * {@see Html::renderTagAttributes()} for details on how attributes are being rendered.
     *
     * @param array $value
     *
     * @return self
     */
    public function options(array $value): self
    {
        $new = clone $this;
        $new->options = $value;

        return $new;
    }

    /**
     * Remove the default background-color, some borders, and some rounded corners to render accordions
     * edge-to-edge with their parent container.
     *
     * @return self
     *
     * @link https://getbootstrap.com/docs/5.0/components/accordion/#flush
     */
    public function flush(): self
    {
        $new = clone $this;
        $new->flush = true;

        return $new;
    }

    /**
     * Renders collapsible items as specified on {@see items}.
     *
     * @throws JsonException|RuntimeException
     *
     * @return string the rendering result
     */
    private function renderItems(): string
    {
        $items = [];
        $index = 0;
        $expanded = in_array(true, $this->expands, true);
        $allClose = !$expanded && count($this->items) === count(array_filter($this->expands, fn ($expand) => $expand === false));

        foreach ($this->items as $item) {
            if (!is_array($item)) {
                $item = ['content' => $item];
            }

            if ($allClose === false && $expanded === false && $index === 0) {
                $item['expand'] = true;
            }

            if (!array_key_exists('label', $item)) {
                throw new RuntimeException('The "label" option is required.');
            }

            $options = ArrayHelper::getValue($item, 'options', []);
            $item = $this->renderItem($item, $index++);

            Html::addCssClass($options, ['panel' => 'accordion-item']);

            $items[] = Html::div($item, $options)->encode(false)->render();
        }

        return implode('', $items);
    }

    /**
     * Renders a single collapsible item group.
     *
     * @param string $label a label of the item group {@see items}
     * @param array $item a single item from {@see items}
     * @param int $index the item index as each item group content must have an id
     *
     * @throws JsonException|RuntimeException
     *
     * @return string the rendering result
     */
    private function renderItem(array $item, int $index): string
    {
        if (!array_key_exists('content', $item)) {
            throw new RuntimeException('The "content" option is required.');
        }

        $header = $this->renderHeader($item, $index);
        $collapse = $this->renderCollapse($item, $index);

        return $header . $collapse;
    }

    /**
     * Render collapse header
     *
     * @param array $item
     * @param int $index
     *
     * @return string
     */
    private function renderHeader(array $item, int $index): string
    {
        $options = ArrayHelper::getValue($item, 'headerOptions', $this->headerOptions);
        $tag = ArrayHelper::remove($options, 'tag', 'h2');
        $options['id'] = $this->getHeaderId($item, $index);
        $toggle = $this->renderToggle($item, $index);

        Html::addCssClass($options, ['widget' => 'accordion-header']);

        return Html::tag($tag, $toggle, $options)->encode(false)->render();
    }

    /**
     * Render collapse switcher
     *
     * @param array $item
     * @param int $index
     *
     * @return string
     */
    private function renderToggle(array $item, int $index): string
    {
        $label = $item['label'];
        $expand = $item['expand'] ?? false;
        $collapseId = $this->getCollapseId($item, $index);

        $options = array_merge(
            [
                'data-bs-toggle' => 'collapse',
                'aria-expanded' => $expand ? 'true' : 'false',
                'aria-controls' => $collapseId,
            ],
            $item['toggleOptions'] ?? $this->itemToggleOptions
        );
        $tag = ArrayHelper::remove($options, 'tag', 'button');
        $encode = ArrayHelper::remove($options, 'encode', $this->encodeLabels);

        Html::addCssClass($options, ['accordion-button']);

        if (!$expand) {
            Html::addCssClass($options, ['collapsed']);
        }

        if ($tag === 'a') {
            $options['href'] = '#' . $collapseId;
        } else {
            $options['data-bs-target'] = '#' . $collapseId;

            if ($tag === 'button' && !isset($options['type'])) {
                $options['type'] = 'button';
            }
        }

        return Html::tag($tag, $label, $options)->encode($encode)->render();
    }

    /**
     * Render collapse item
     *
     * @param array $item
     * @param int $index
     *
     * @return string
     */
    private function renderCollapse(array $item, int $index): string
    {
        $expand = $item['expand'] ?? false;
        $options = $item['contentOptions'] ?? $this->contentOptions;
        $tag = ArrayHelper::remove($options, 'tag', 'div');
        $body = $this->renderBody($item);
        $options['id'] = $this->getCollapseId($item, $index);

        Html::addCssClass($options, ['accordion-collapse collapse']);

        if ($expand) {
            Html::addCssClass($options, ['show']);
        }

        if (!isset($options['aria-label'], $options['aria-labelledby'])) {
            $options['aria-labelledby'] = $this->getHeaderId($item, $index);
        }

        if ($this->autoCloseItems) {
            $options['data-bs-parent'] = '#' . $this->getId();
        }

        return Html::tag($tag, $body, $options)->encode(false)->render();
    }

    /**
     * Render collapse body
     *
     * @param array $item
     *
     * @return string
     */
    private function renderBody(array $item): string
    {
        $items = '';

        if (is_a($item['content'], NoEncodeStringableInterface::class)) {
            $content = [$item['content']];
        } else {
            $content = (array) $item['content'];
        }

        foreach ($content as $value) {
            if (!is_string($value) && !is_numeric($value) && !is_a($value, NoEncodeStringableInterface::class)) {
                throw new RuntimeException('The "content" option should be a string, array or object.');
            }

            $items .= (string) $value;
        }

        return Html::div($items, ['class' => 'accordion-body'])
            ->encode($this->encodeTags)
            ->render();
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Yiisoft\Yii\Bootstrap5;
6
7		use JsonException;
8		use RuntimeException;
9		use Yiisoft\Arrays\ArrayHelper;
10		use Yiisoft\Html\Html;
11		use Yiisoft\Html\NoEncodeStringableInterface;
12		use function array_key_exists;
13		use function array_merge;
14		use function implode;
15		use function is_array;
16		use function is_numeric;
17		use function is_string;
18
19		/**
20		* Accordion renders an accordion bootstrap JavaScript component.
21		*
22		* For example:
23		*
24		* ```php
25		* echo Accordion::widget()
26		* ->items([
27		* [
28		* 'label' => 'Accordion Item #1',
29		* 'content' => [
30		* 'This is the first items accordion body. It is shown by default, until the collapse plugin ' .
31		* 'the appropriate classes that we use to style each element. These classes control the ' .
32		* 'overall appearance, as well as the showing and hiding via CSS transitions. You can ' .
33		* 'modify any of this with custom CSS or overriding our default variables. Its also worth ' .
34		* 'noting that just about any HTML can go within the .accordion-body, though the transition ' .
35		* 'does limit overflow.',
36		* ],
37		* ],
38		* [
39		* 'label' => 'Accordion Item #2',
40		* 'content' => '<strong>This is the second items accordion body.</strong> It is hidden by default, ' .
41		* 'until the collapse plugin adds the appropriate classes that we use to style each element. ' .
42		* 'These classes control the overall appearance, as well as the showing and hiding via CSS ' .
43		* 'transitions. You can modify any of this with custom CSS or overriding our default ' .
44		* 'variables. Its also worth noting that just about any HTML can go within the ' .
45		* '<code>.accordion-body</code>, though the transition does limit overflow.',
46		* 'contentOptions' => [
47		* 'class' => 'testContentOptions',
48		* ],
49		* 'options' => [
50		* 'class' => 'testClass',
51		* 'id' => 'testId',
52		* ],
53		* ],
54		* [
55		* 'label' => '<b>Accordion Item #3</b>',
56		* 'content' => [
57		* '<b>test content1</b>',
58		* '<strong>This is the third items accordion body.</strong> It is hidden by default, until the ' .
59		* 'collapse plugin adds the appropriate classes that we use to style each element. These ' .
60		* 'classes control the overall appearance, as well as the showing and hiding via CSS ' .
61		* 'transitions. You can modify any of this with custom CSS or overriding our default ' .
62		* 'variables. Its also worth noting that just about any HTML can go within the ' .
63		* '<code>.accordion-body</code>, though the transition does limit overflow.',
64		* ],
65		* 'contentOptions' => [
66		* 'class' => 'testContentOptions2',
67		* ],
68		* 'options' => [
69		* 'class' => 'testClass2',
70		* 'id' => 'testId2',
71		* ],
72		* 'encode' => false,
73		* ],
74		* ]);
75		* ```
76		*
77		* @link https://getbootstrap.com/docs/5.0/components/accordion/
78		*/
79		final class Accordion extends Widget
80		{
81		private array $items = [];
82		private array $expands = [];
83		private ?bool $defaultExpand = null;
84		private bool $encodeLabels = true;
85		private bool $encodeTags = false;
86		private bool $autoCloseItems = true;
87		private array $headerOptions = [];
88		private array $itemToggleOptions = [];
89		private array $contentOptions = [];
90		private array $options = [];
91		private bool $flush = false;
92
93	13	public function getId(?string $suffix = '-accordion'): ?string
94		{
95	13	return $this->options['id'] ?? parent::getId($suffix);
96		}
97
98	9	private function getCollapseId(array $item, int $index): string
99		{
100	9	return ArrayHelper::getValueByPath($item, ['contentOptions', 'id'], $this->getId() . '-collapse' . $index);
101		}
102
103	9	private function getHeaderId(array $item, int $index): string
104		{
105	9	return ArrayHelper::getValueByPath($item, ['headerOptions', 'id'], $this->getCollapseId($item, $index) . '-heading');
106		}
107
108	13	public function beforeRun(): bool
109		{
110	13	Html::addCssClass($this->options, ['widget' => 'accordion']);
111
112	13	if ($this->flush) {
113	1	Html::addCssClass($this->options, ['flush' => 'accordion-flush']);
114		}
115
116	13	if (!isset($this->options['id'])) {
117	13	$this->options['id'] = $this->getId();
118		}
119
120	13	return parent::beforeRun();
121		}
122
123	13	protected function run(): string
124		{
125	13	return Html::div($this->renderItems(), $this->options)
126	8	->encode($this->encodeTags)
127	8	->render();
128		}
129
130		/**
131		* Whether to close other items if an item is opened. Defaults to `true` which causes an accordion effect.
132		*
133		* Set this to `false` to allow keeping multiple items open at once.
134		*
135		* @return self
136		*/
137	1	public function allowMultipleOpenedItems(): self
138		{
139	1	$new = clone $this;
140	1	$new->autoCloseItems = false;
141
142	1	return $new;
143		}
144
145		/**
146		* When tags Labels HTML should not be encoded.
147		*
148		* @return self
149		*/
150	1	public function withoutEncodeLabels(): self
151		{
152	1	$new = clone $this;
153	1	$new->encodeLabels = false;
154
155	1	return $new;
156		}
157
158		/**
159		* List of groups in the collapse widget. Each array element represents a single group with the following structure:
160		*
161		* - label: string, required, the group header label.
162		* - encode: bool, optional, whether this label should be HTML-encoded. This param will override global
163		* `$this->encodeLabels` param.
164		* - content: array\|string\|object, required, the content (HTML) of the group
165		* - options: array, optional, the HTML attributes of the group
166		* - contentOptions: optional, the HTML attributes of the group's content
167		*
168		* You may also specify this property as key-value pairs, where the key refers to the `label` and the value refers
169		* to `content`. If value is a string it is interpreted as label. If it is an array, it is interpreted as explained
170		* above.
171		*
172		* For example:
173		*
174		* ```php
175		* echo Accordion::widget()
176		* ->items(
177		* [
178		* [
179		* 'Introduction' => 'This is the first collapsible menu',
180		* 'Second panel' => [
181		* 'content' => 'This is the second collapsible menu',
182		* ],
183		* ],
184		* [
185		* 'label' => 'Third panel',
186		* 'content' => 'This is the third collapsible menu',
187		* ],
188		* ],
189		* );
190		* ```
191		*
192		* @param array $value
193		*
194		* @return self
195		*/
196	13	public function items(array $value): self
197		{
198	13	$new = clone $this;
199	13	$new->items = $value;
200	13	$new->expands = array_map(fn ($item) => isset($item['expand']) ? (bool) $item['expand'] : $this->defaultExpand, $new->items);
201
202	13	return $new;
203		}
204
205		/**
206		* Set expand property for items without it
207		*
208		* @param bool\|null $default
209		*
210		* @return self
211		*/
212	1	public function defaultExpand(?bool $default): self
213		{
214	1	if ($default === $this->defaultExpand) {
215		return $this;
216		}
217
218	1	$new = clone $this;
219	1	$new->defaultExpand = $default;
220	1	$new->expands = array_map(fn ($item) => isset($item['expand']) ? (bool) $item['expand'] : $new->defaultExpand, $new->items);
221
222	1	return $new;
223		}
224
225		/**
226		* Options for each header if not present in item
227		*
228		* @param array $options
229		*
230		* @return self
231		*/
232		public function headerOptions(array $options): self
233		{
234		$new = clone $this;
235		$new->headerOptions = $options;
236
237		return $new;
238		}
239
240		/**
241		* The HTML options for the item toggle tag. Key 'tag' might be used here for the tag name specification.
242		*
243		* For example:
244		*
245		* ```php
246		* [
247		* 'tag' => 'div',
248		* 'class' => 'custom-toggle',
249		* ]
250		* ```
251		*
252		* @param array $value
253		*
254		* @return self
255		*/
256	1	public function itemToggleOptions(array $value): self
257		{
258	1	$new = clone $this;
259	1	$new->itemToggleOptions = $value;
260
261	1	return $new;
262		}
263
264		/**
265		* Content options for items if not present in current
266		*
267		* @param array $options
268		*
269		* @return self
270		*/
271		public function contentOptions(array $options): self
272		{
273		$new = clone $this;
274		$new->contentOptions = $options;
275
276		return $new;
277		}
278
279		/**
280		* The HTML attributes for the widget container tag. The following special options are recognized.
281		*
282		* {@see Html::renderTagAttributes()} for details on how attributes are being rendered.
283		*
284		* @param array $value
285		*
286		* @return self
287		*/
288	1	public function options(array $value): self
289		{
290	1	$new = clone $this;
291	1	$new->options = $value;
292
293	1	return $new;
294		}
295
296		/**
297		* Remove the default background-color, some borders, and some rounded corners to render accordions
298		* edge-to-edge with their parent container.
299		*
300		* @return self
301		*
302		* @link https://getbootstrap.com/docs/5.0/components/accordion/#flush
303		*/
304	1	public function flush(): self
305		{
306	1	$new = clone $this;
307	1	$new->flush = true;
308
309	1	return $new;
310		}
311
312		/**
313		* Renders collapsible items as specified on {@see items}.
314		*
315		* @throws JsonException\|RuntimeException
316		*
317		* @return string the rendering result
318		*/
319	13	private function renderItems(): string
320		{
321	13	$items = [];
322	13	$index = 0;
323	13	$expanded = in_array(true, $this->expands, true);
324	13	$allClose = !$expanded && count($this->items) === count(array_filter($this->expands, fn ($expand) => $expand === false));
325
326	13	foreach ($this->items as $item) {
327	13	if (!is_array($item)) {
328	1	$item = ['content' => $item];
329		}
330
331	13	if ($allClose === false && $expanded === false && $index === 0) {
332	11	$item['expand'] = true;
333		}
334
335	13	if (!array_key_exists('label', $item)) {
336	3	throw new RuntimeException('The "label" option is required.');
337		}
338
339	10	$options = ArrayHelper::getValue($item, 'options', []);
340	10	$item = $this->renderItem($item, $index++);
341
342	8	Html::addCssClass($options, ['panel' => 'accordion-item']);
343
344	8	$items[] = Html::div($item, $options)->encode(false)->render();
345		}
346
347	8	return implode('', $items);
348		}
349
350		/**
351		* Renders a single collapsible item group.
352		*
353		* @param string $label a label of the item group {@see items}
354		* @param array $item a single item from {@see items}
355		* @param int $index the item index as each item group content must have an id
356		*
357		* @throws JsonException\|RuntimeException
358		*
359		* @return string the rendering result
360		*/
361	10	private function renderItem(array $item, int $index): string
362		{
363	10	if (!array_key_exists('content', $item)) {
364	1	throw new RuntimeException('The "content" option is required.');
365		}
366
367	9	$header = $this->renderHeader($item, $index);
368	9	$collapse = $this->renderCollapse($item, $index);
369
370	8	return $header . $collapse;
371		}
372
373		/**
374		* Render collapse header
375		*
376		* @param array $item
377		* @param int $index
378		*
379		* @return string
380		*/
381	9	private function renderHeader(array $item, int $index): string
382		{
383	9	$options = ArrayHelper::getValue($item, 'headerOptions', $this->headerOptions);
384	9	$tag = ArrayHelper::remove($options, 'tag', 'h2');
385	9	$options['id'] = $this->getHeaderId($item, $index);
386	9	$toggle = $this->renderToggle($item, $index);
387
388	9	Html::addCssClass($options, ['widget' => 'accordion-header']);
389
390	9	return Html::tag($tag, $toggle, $options)->encode(false)->render();
391		}
392
393		/**
394		* Render collapse switcher
395		*
396		* @param array $item
397		* @param int $index
398		*
399		* @return string
400		*/
401	9	private function renderToggle(array $item, int $index): string
402		{
403	9	$label = $item['label'];
404	9	$expand = $item['expand'] ?? false;
405	9	$collapseId = $this->getCollapseId($item, $index);
406
407	9	$options = array_merge(
408		[
409	9	'data-bs-toggle' => 'collapse',
410	9	'aria-expanded' => $expand ? 'true' : 'false',
411		'aria-controls' => $collapseId,
412		],
413	9	$item['toggleOptions'] ?? $this->itemToggleOptions
414		);
415	9	$tag = ArrayHelper::remove($options, 'tag', 'button');
416	9	$encode = ArrayHelper::remove($options, 'encode', $this->encodeLabels);
417
418	9	Html::addCssClass($options, ['accordion-button']);
419
420	9	if (!$expand) {
421	8	Html::addCssClass($options, ['collapsed']);
422		}
423
424	9	if ($tag === 'a') {
425	1	$options['href'] = '#' . $collapseId;
426		} else {
427	8	$options['data-bs-target'] = '#' . $collapseId;
428
429	8	if ($tag === 'button' && !isset($options['type'])) {
430	8	$options['type'] = 'button';
431		}
432		}
433
434	9	return Html::tag($tag, $label, $options)->encode($encode)->render();
435		}
436
437		/**
438		* Render collapse item
439		*
440		* @param array $item
441		* @param int $index
442		*
443		* @return string
444		*/
445	9	private function renderCollapse(array $item, int $index): string
446		{
447	9	$expand = $item['expand'] ?? false;
448	9	$options = $item['contentOptions'] ?? $this->contentOptions;
449	9	$tag = ArrayHelper::remove($options, 'tag', 'div');
450	9	$body = $this->renderBody($item);
451	8	$options['id'] = $this->getCollapseId($item, $index);
452
453	8	Html::addCssClass($options, ['accordion-collapse collapse']);
454
455	8	if ($expand) {
456	7	Html::addCssClass($options, ['show']);
457		}
458
459	8	if (!isset($options['aria-label'], $options['aria-labelledby'])) {
460	8	$options['aria-labelledby'] = $this->getHeaderId($item, $index);
461		}
462
463	8	if ($this->autoCloseItems) {
464	8	$options['data-bs-parent'] = '#' . $this->getId();
465		}
466
467	8	return Html::tag($tag, $body, $options)->encode(false)->render();
468		}
469
470		/**
471		* Render collapse body
472		*
473		* @param array $item
474		*
475		* @return string
476		*/
477	9	private function renderBody(array $item): string
478		{
479	9	$items = '';
480
481	9	if (is_a($item['content'], NoEncodeStringableInterface::class)) {
482	1	$content = [$item['content']];
483		} else {
484	9	$content = (array) $item['content'];
485		}
486
487	9	foreach ($content as $value) {
488	9	if (!is_string($value) && !is_numeric($value) && !is_a($value, NoEncodeStringableInterface::class)) {
489	1	throw new RuntimeException('The "content" option should be a string, array or object.');
490		}
491
492	8	$items .= (string) $value;
493		}
494
495	8	return Html::div($items, ['class' => 'accordion-body'])
496	8	->encode($this->encodeTags)
497	8	->render();
498		}
499		}
500

yiisoft / yii-bootstrap5

Pull Request — master (#85)

Accordion::renderCollapse() A

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