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<?php |
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/** |
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* This file is part of template |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Slick\Template\Extension\Twig; |
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use Slick\Template\Extension\IpsumLorenGenerator; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFilter; |
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use Twig\TwigFunction; |
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/** |
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* TwigTextExtension |
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* |
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* @package Slick\Template\Extension\Twig |
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*/ |
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final class TwigTextExtension extends AbstractExtension |
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{ |
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/** |
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* Retrieves the filters of this extension. |
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* |
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* @return array<TwigFilter> The filters. |
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*/ |
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public function getFilters(): array |
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{ |
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return [ |
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new TwigFilter('truncate', [$this, 'truncate']), |
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new TwigFilter('wordwrap', [$this, 'wordwrap']) |
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]; |
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} |
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public function getFunctions(): array |
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{ |
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return [ |
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new TwigFunction('generateWords', [$this, 'generateWords']), |
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new TwigFunction('generateSentences', [$this, 'generateSentences']), |
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new TwigFunction('generateParagraphs', [$this, 'generateParagraphs']), |
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]; |
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} |
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/** |
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* Generate random words using IpsumLorenGenerator. |
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* |
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* @param int $count The number of words to generate. Default is 1. |
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* @return string The generated words. |
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*/ |
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public function generateWords(int $count = 1): string |
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{ |
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$generator = new IpsumLorenGenerator(); |
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return $generator->words($count); |
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} |
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/** |
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* Generates a specified number of sentences using IpsumLorenGenerator. |
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* |
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* @param int $count The number of sentences to generate (default is 1). |
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* @return string The generated sentences. |
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*/ |
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public function generateSentences(int $count = 1): string |
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{ |
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$generator = new IpsumLorenGenerator(); |
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return $generator->sentences($count); |
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} |
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/** |
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* Generates a specified number of paragraphs using IpsumLorenGenerator. |
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* |
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* @param int $count The number of paragraphs to generate (default is 1). |
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* @return string The generated paragraphs. |
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*/ |
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public function generateParagraphs(int $count = 1): string |
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{ |
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$generator = new IpsumLorenGenerator(); |
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return $generator->paragraphs($count); |
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} |
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/** |
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* Truncates a given string to a specified length and appends a terminator. |
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* |
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* @param string $value The string to truncate. |
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* @param int $len The maximum length of the truncated string. Default is 75. |
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* @param string $ter The terminator to append to the truncated string. Default is "...". |
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* @return string The truncated string. |
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*/ |
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public function truncate(string $value, int $len = 75, string $ter = "..."): string |
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{ |
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$truncated = $value; |
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$length = $this->preserveBreakpoint($value, $len); |
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if (mb_strlen($value) > $length) { |
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$truncated = rtrim(mb_substr($value, 0, $length)). $ter; |
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} |
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return $truncated; |
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} |
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/** |
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* Wrap a string into lines of a specified length. |
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* |
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* @param string $value The input string to be wrapped. |
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* @param int $len The number of characters at which the string will be wrapped. |
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* @param string $break The character used to break the lines. |
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* @return string The wrapped string. |
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*/ |
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public function wordwrap(string $value, int $len = 75, string $break = "\n"): string |
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{ |
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return wordwrap($value, $len, $break); |
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} |
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/** |
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* Returns the length to preserve the breakpoint for truncating a given string. |
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* |
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* @param string $value The string to calculate the breakpoint for. |
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* @param int $length The maximum length of the truncated string. |
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* @return int The length to preserve the breakpoint. |
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*/ |
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private function preserveBreakpoint(string $value, int $length): int |
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{ |
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if (strlen($value) <= $length) { |
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return $length; |
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} |
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$stringLength = mb_strlen($value, 'UTF-8'); |
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$breakpoint = $stringLength > $length |
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? mb_strpos($value, ' ', $length, 'UTF-8') |
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: $stringLength; |
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$length = false === $breakpoint ? mb_strlen($value) : $breakpoint; |
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return (int) $length; |
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} |
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} |
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slickframework /
template
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