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<?php |
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namespace Sfneal\Helpers\Strings\Traits; |
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trait StaticMethods |
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{ |
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/** |
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* Implode values that are not null. |
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* |
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* @param $glue |
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* @param array $pieces |
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* @return string|null |
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*/ |
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public static function implodeFiltered($glue, array $pieces): ?string |
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{ |
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if (! empty($pieces) && count($pieces) > 0) { |
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return implode($glue, array_filter($pieces, function ($attr) { |
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return isset($attr); |
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})); |
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} else { |
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return null; |
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} |
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} |
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/** |
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* Concatenate directory and file path arrays. |
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* |
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* @param mixed ...$paths |
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* @return string |
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*/ |
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public static function joinPaths(...$paths): string |
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{ |
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if (count($paths) === count($paths, COUNT_RECURSIVE)) { |
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$paths = array_values($paths); |
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} |
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return implode(DIRECTORY_SEPARATOR, $paths); |
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} |
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/** |
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* Retrieve a website domain without prefixes. |
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* |
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* @param string $url |
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* @return string |
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*/ |
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public static function extractWebsiteDomain(string $url): string |
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{ |
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return isset($url) ? str_replace('www.', '', parse_url($url)['host']) : ''; |
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} |
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/** |
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* Only retrieve an integer value if the $value is greater than zero. |
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* |
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* Uses $return as the $return value instead of $value if not null. |
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* Return original $value or $return if it is greater than zero. |
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* Return $substitute string if it is less. |
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* |
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* @param $value |
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* @param string $substitute |
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* @param mixed $return |
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* @return mixed |
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*/ |
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public static function zeroReplace($value, $substitute = '-', $return = null) |
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{ |
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// Return $substitute if the $value is not greater than the 0 |
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return $value > 0 ? ($return ?? (int) $value) : $substitute; |
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} |
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/** |
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* Pretty implode an array by using a different glue for the last piece. |
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* |
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* Examples: |
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* - implodePretty([1, 2, 3]) --> '1, 2 & 3' |
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* - implodePretty([A, B, D]) --> 'A, B & D' |
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* |
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* @param array $pieces |
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* @param string $glue |
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* @param string $and |
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* @return string |
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*/ |
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public static function implodePretty(array $pieces, string $glue = ',', string $and = '&'): ?string |
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{ |
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// Pop off the last item so that it's |
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// imploded with the $and char |
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$last = array_pop($pieces); |
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// Do nothing and return $last if there |
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// are no remaining $pieces |
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if (! count($pieces)) { |
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return $last; |
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} |
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// Implode all bust the last $piece |
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// using the $glue char |
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$start = implode(whitespacePadBack(trim($glue)), $pieces); |
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// Implode comma separated $start with |
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// & separated $last |
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return implode(whitespacePad(trim($and)), [$start, $last]); |
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} |
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} |
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sfneal /
string-helpers
