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<?php |
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/** |
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* User: alec |
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* Date: 12.10.18 |
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* Time: 15:24 |
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*/ |
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define('BRACKETS_SQUARE', 10); // [] |
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define('BRACKETS_CURLY', 20); // {} |
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define('BRACKETS_PARENTHESES', 30); // () |
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define('BRACKETS_ANGLE', 40); // ⟨⟩ |
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define('BRACKETS_SUPPORTED', |
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[ |
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BRACKETS_SQUARE, |
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BRACKETS_CURLY, |
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BRACKETS_PARENTHESES, |
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BRACKETS_ANGLE, |
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] |
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); |
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if (!function_exists('tag')) { |
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/** |
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* @param string $text |
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* @param string|null $tag |
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* @return string |
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*/ |
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function tag(string $text, string $tag = null): string |
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{ |
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return |
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1 |
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$tag ? "<{$tag}>$text</{$tag}>" : $text; |
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} |
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} |
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if (!function_exists('brackets')) { |
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/** |
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* @param string $text |
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* @param int|null $brackets |
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* @return string |
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*/ |
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function brackets(string $text, int $brackets = BRACKETS_SQUARE): string |
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{ |
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3 |
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if (!\in_array($brackets, BRACKETS_SUPPORTED, true)) { |
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1 |
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throw new \InvalidArgumentException( |
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1 |
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'Parameter 2 should be BRACKETS_SQUARE | BRACKETS_CURLY | BRACKETS_PARENTHESES | BRACKETS_ANGLE' |
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); |
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} |
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switch ($brackets) { |
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2 |
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case BRACKETS_CURLY: |
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1 |
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$text = "{{$text}}"; |
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1 |
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break; |
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2 |
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case BRACKETS_SQUARE: |
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2 |
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$text = "[{$text}]"; |
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2 |
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break; |
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1 |
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case BRACKETS_PARENTHESES: |
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1 |
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$text = "({$text})"; |
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1 |
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break; |
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1 |
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case BRACKETS_ANGLE: |
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1 |
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$text = "⟨{$text}⟩"; |
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1 |
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break; |
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} |
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2 |
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return $text; |
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} |
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} |
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if (!function_exists('str_decorate')) { |
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/** |
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* @param string $text |
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* @param null|string $open |
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* @param null|string $close |
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* @return string |
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*/ |
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function str_decorate(string $text, ?string $open = null, ?string $close = null): string |
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{ |
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1 |
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if (null !== $open && null === $close) { |
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1 |
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$close = $open; |
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} |
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1 |
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return "{$open}{$text}{$close}"; |
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} |
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} |
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if (!function_exists('format_bytes')) { |
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define( |
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'BYTES_UNITS', |
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[ |
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'B' => 0, |
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'KB' => 1, |
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'MB' => 2, |
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'GB' => 3, |
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'TB' => 4, |
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'PB' => 5, |
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'EB' => 6, |
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'ZB' => 7, |
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'YB' => 8 |
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]); |
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function format_bytes(int $bytes, ?string $unit = null, int $decimals = 2): string |
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{ |
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$negative = is_negative($bytes); |
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37 |
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$bytes = (int)\abs($bytes); |
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$value = 0; |
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$unit = \strtoupper($unit ?? ''); |
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if ($bytes > 0) { |
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// Generate automatic prefix by bytes |
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// If wrong prefix given |
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if (!\array_key_exists($unit, BYTES_UNITS)) { |
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$pow = (int)\floor(\log($bytes) / \log(1024)); |
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$unit = (string)\array_search($pow, BYTES_UNITS, true); |
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} |
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// Calculate byte value by prefix |
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$value = ($bytes / 1024 ** \floor(BYTES_UNITS[$unit])); |
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} else { |
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1 |
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$unit = 'B'; |
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} |
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if ($unit === 'B') { |
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$decimals = 0; |
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} |
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$decimals = (int)bounds($decimals, 0, 24); |
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// Format output |
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return |
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sprintf('%s%.' . $decimals . 'f' . $unit, $negative ? '-' : '', $value); |
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} |
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} |
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alecrabbit /
php-helpers
