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<?php |
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namespace ThinkOne\NovaFlexibleContentFieldShortcode; |
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use Illuminate\Support\Str; |
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class ShortcodeCompiler |
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{ |
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protected string $keyName; |
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protected array $shortcodeData; |
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protected array $presentersMap; |
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/** |
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* ShortcodeCompiler constructor. |
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* |
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* @param array $shortcodeData |
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* @param array $shortcodeMap |
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* @param string $keyName |
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*/ |
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public function __construct(array $shortcodeData = [], array $presentersMap = [], ?string $keyName = null) |
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{ |
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$this->setKeyName($keyName ?? config('nfc-shortcode.key')); |
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$this->shortcodeData = $shortcodeData; |
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$this->presentersMap = array_merge( |
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config('nfc-shortcode.presenters'), |
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$presentersMap |
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); |
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} |
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public static function make(...$arguments) |
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{ |
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return new static(...$arguments); |
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} |
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/** |
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* @param string $keyName |
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* |
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* @return ShortcodeCompiler |
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*/ |
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public function setKeyName(string $keyName): self |
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{ |
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$this->keyName = $keyName; |
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return $this; |
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} |
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protected function regex() |
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{ |
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return '\[\s*' . $this->keyName . '\s*=\s*[\'"]([a-zA-z0-9]*)[\'"].*\]'; |
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} |
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public function renderShortcodes($value) |
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{ |
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$pattern = $this->regex(); |
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preg_match_all("/{$pattern}/mU", $value, $matches); |
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if ($matches && !empty($matches[0])) { |
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foreach ($matches[0] as $i => $shortcode) { |
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$value = Str::replaceFirst($shortcode, $this->render($matches[0][ $i ], $matches[1][ $i ]), $value); |
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} |
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} |
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return $value; |
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} |
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/** |
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* @throws ShortcodeException |
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*/ |
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protected function render($shortcode, $key): string |
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{ |
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$data = collect($this->shortcodeData); |
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$shortcodeData = $data->firstWhere('key', $key); |
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if (!$shortcodeData) { |
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return ''; |
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} |
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$presenter = $this->findPresenter($shortcodeData['layout'], $key); |
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if (!$presenter) { |
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return ''; |
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} |
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/** @var ShortcodePresenter $presenter */ |
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$presenter = new $presenter(); |
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if (!($presenter instanceof ShortcodePresenter)) { |
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throw new ShortcodeException('presenter should implement ShortcodePresenter'); |
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} |
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return $presenter->render($key, $shortcodeData['attributes'], $this->parseAttributes($shortcode)); |
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} |
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/** |
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* Find Presenter |
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* |
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* @param string $slug |
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* @param string $key |
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* |
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* @return string|null |
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*/ |
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protected function findPresenter(string $slug, string $key): ?string |
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{ |
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if (!empty($this->presentersMap[ $key ])) { |
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return $this->presentersMap[ $key ]; |
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} |
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if (!empty($this->presentersMap[ $slug ])) { |
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return $this->presentersMap[ $slug ]; |
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} |
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return null; |
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} |
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/** |
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* Parse the shortcode attributes |
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* |
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* @return array |
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*/ |
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protected function parseAttributes($text) |
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{ |
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$text = trim($text, '[]'); |
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// decode attribute values |
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$text = htmlspecialchars_decode($text, ENT_QUOTES); |
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$attributes = []; |
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// attributes pattern |
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$pattern = '/(\w+)\s*=\s*"([^"]*)"(?:\s|$)|(\w+)\s*=\s*\'([^\']*)\'(?:\s|$)|(\w+)\s*=\s*([^\s\'"]+)(?:\s|$)|"([^"]*)"(?:\s|$)|(\S+)(?:\s|$)/'; |
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// Match |
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if (preg_match_all($pattern, preg_replace('/[\x{00a0}\x{200b}]+/u', ' ', $text), $match, PREG_SET_ORDER)) { |
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foreach ($match as $m) { |
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if (!empty($m[1])) { |
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$attributes[ strtolower($m[1]) ] = stripcslashes($m[2]); |
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} elseif (!empty($m[3])) { |
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$attributes[ strtolower($m[3]) ] = stripcslashes($m[4]); |
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} elseif (!empty($m[5])) { |
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$attributes[ strtolower($m[5]) ] = stripcslashes($m[6]); |
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} elseif (isset($m[7]) && strlen($m[7])) { |
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$attributes[] = stripcslashes($m[7]); |
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} elseif (isset($m[8])) { |
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$attributes[] = stripcslashes($m[8]); |
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} |
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} |
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} else { |
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$attributes = ltrim($text); |
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} |
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$attributes = is_array($attributes) ? $attributes : [ $attributes ]; |
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if (isset($attributes[ $this->keyName ])) { |
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unset($attributes[ $this->keyName ]); |
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} |
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return $attributes; |
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} |
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} |
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dev-think-one /
nova-flexible-content-field-shortcode
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